CN208966651U - A kind of water-proof fan - Google Patents
A kind of water-proof fan Download PDFInfo
- Publication number
- CN208966651U CN208966651U CN201821742342.0U CN201821742342U CN208966651U CN 208966651 U CN208966651 U CN 208966651U CN 201821742342 U CN201821742342 U CN 201821742342U CN 208966651 U CN208966651 U CN 208966651U
- Authority
- CN
- China
- Prior art keywords
- lead wire
- external lead
- coil
- water
- wrapping post
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of water-proof fans, including bobbin winder bracket, be characterized in that: the bobbin winder bracket includes two and half centers, two half centers are interconnected to form cavity, the rotor of motor is provided in the cavity, the half center lateral wall center position is provided perpendicular to the wrapping post of half center side wall, the wrapping post lateral wall is wound with coil, described coil one end is connected with external lead wire, the wrapping post is provided with connection strap far from half center one end, the half center lateral wall is provided with the fixation kit for fixing external lead wire along its circumferential both ends far from wrapping post, the fixation kit includes several rectangular bars, several rectangles are arranged in parallel along half center length direction.The pulling force that fixation kit enhances coil and external lead wire junction can bear, thus the phenomenon that junction for reducing coil and external lead wire is pulled off, reduction do over again rewiring the phenomenon that.
Description
Technical field
The utility model relates to blower fields, more specifically, it relates to a kind of water-proof fan.
Background technique
The waterproof performance of water-proof fan is good, can normal operation in water, be used in life in every aspect.
In the prior art, the permanent magnet synchronous motor in water-proof fan include shell, p-m rotor, bobbin winder bracket, two coils,
External lead wire, output shaft and driving gear set, two coils are respectively wound around in the wire casing of the outer middle side part of bobbin winder bracket, p-m rotor
It is mounted on the middle part of bobbin winder bracket, p-m rotor connects driving gear set, and driving gear set connects output shaft；Wherein, coil is band
There is the copper wire for being coated with insulating layer, overhang is directly connected to two external lead wires, then sticks insulation gummed paper in junction, outside
It is also then external to prevent copper wire and the joint of external lead wire of coil to be pulled off on bobbin winder bracket around a circle to connect lead
Lead passes through the mounting hole of bobbin winder bracket, is finally pierced by from the appearance hole of case back.
But the copper wire of coil be easy to it is disconnected, the pulling force that the copper wire of coil can bear be it is very small, coil
The pulling force that the joint of copper wire and external lead wire can bear be also it is very small, in an assembling process, the copper wire of coil and outer
The joint for connecing lead is often pulled off, and needs rewiring of doing over again, to cause the waste of production hour.
Utility model content
In view of the deficienciess of the prior art, there is coil the purpose of this utility model is to provide a kind of water-proof fan
The joint of copper wire and external lead wire is not easy the advantages of being pulled off.
To achieve the above object, the utility model provides following technical solution:
A kind of water-proof fan, including bobbin winder bracket；The bobbin winder bracket includes two and half centers, and two half centers mutually interconnect
It connects to form cavity, the rotor of motor is provided in the cavity, the half center lateral wall center position is provided perpendicular to
The wrapping post of half center lateral wall, the wrapping post lateral wall are wound with coil, and described coil one end is connected with external lead wire, institute
It states wrapping post and half center one end is provided with connection strap, the half center lateral wall is set along its circumferential both ends far from wrapping post
It is equipped with the fixation kit for fixing external lead wire, the fixation kit includes several rectangular bars, several rectangle edges
Half center length direction is arranged in parallel.
By using above-mentioned technical proposal, due to coil be easy to it is disconnected, the pulling force that coil can bear be it is very small,
The pulling force that the joint of coil and external lead wire can bear is also very small, but fixation kit is to coil and external lead wire
Junction, and a fixed function is played to external lead wire, therefore in an assembling process, enhance coil and external lead wire
The pulling force that junction can bear, thus the phenomenon that junction for reducing coil and external lead wire is pulled off, reduction is done over again weight
The phenomenon that new wiring；Another aspect bobbin winder bracket is mutually spliced by identical two and half center, according to the actual situation, can be changed
The distance between two halves center is to enhance the overall utility of bobbin winder bracket；The circular arc side of wrapping post does not have corner angle, by line
When circle is wrapped on wrapping post, abrasion of the wrapping post to coil surface insulating layer is reduced, circular arc side is in wound around coil process
In to a certain extent, reduce the effect to solenoid force, to play a certain protective role to coil；Connection strap to coil with
The abrasion for reducing coil surface insulating layer while playing an insulating effect between the metal framework of outside plays one to coil
A protective effect.
The utility model is further arranged to: the fixation kit includes three rectangular bars, three rectangular bars
It is arranged at equal intervals.
By using above-mentioned technical proposal, as soon as the card slot of an external lead wire is formed between two rectangular bars, but one
A individual card slot is bad to the fixing intensity of external lead wire, so three rectangular bars form two card slots, external lead wire ring
Between the two troughs around clamping, for the clamping of a slot, the fixation to external lead wire is enhanced；On the other hand between waiting
Every setting be external lead wire according to the actual situation outer diameter it is identical, to reduce external lead wire in the loosening of interval, enhancing
Fastness between external lead wire and bobbin winder bracket.
The utility model is further arranged to: the width that rectangular bars are located in the middle in three rectangular bars is greater than
The width of other two rectangular bars, the other two rectangular bars it is of same size.
By using above-mentioned technical proposal, since the cross-sectional area of external lead wire is big, journey is bent so as to cause external lead wire
Degree is not easy excessive, and bending excessively will lead to external lead wire deformation and fracture, and the width of intermediate rectangular bars just can greatly
The degree for reducing the bending of external lead wire is excessive, to reduce the phenomenon that external lead wire is broken off, plays one to external lead wire
Fixed protective effect.
The utility model is further arranged to: the upper and lower end face of half center be provided with along its length first every
Plate, both ends are provided with second partition to the connection strap along its length.
By using above-mentioned technical proposal, first partition and second partition increase winding of the coil on wrapping post together
Amount, when the length of coil is too long, coil causes thickness too thick, first partition and second partition are to line because winding circle number is too many
It encloses to a barrier action, reduces and short circuit phenomenon occurs between coil and other metal parts.
The utility model is further arranged to: the end face of the close cavity side of the first partition is curved surface.
By using above-mentioned technical proposal, since coil is not the neat outside for being wrapped in wrapping post, so winding
Coil on the outside of be likely to occur rough situation, it is possible to a certain section of coil on wrapping post winding it is very thick, at this time
The first partition of cambered surface just plays a buffer protection function to coil, reduces first partition to the mill of coil surface insulating layer
Damage.
The utility model is further arranged to: the connection strap and second partition are bent.
By using above-mentioned technical proposal, connection strap and second partition can bending deformation occurs, according to the actual situation, one
Aspect facilitates the whole installation with water-proof fan frame of wire frame structure, and on the other hand, second partition has certain flexibility, due to
It not can guarantee the coil being wrapped on wrapping post neatly to arrange, so second partition flexible is to being wrapped on wrapping post
Coil plays a protective effect, to reduce abrasion of the second partition to coil covering.
The utility model is further arranged to: the end lap wound that the coil is connect with external lead wire is on external lead wire.
By using above-mentioned technical proposal, the insulating layer of end turn is scraped, and smooth copper wire is exposed outside, and
The insulated hull of same external lead wire is also that wire is exposed outside, and metal surface is smooth, copper wire multiple-turns wound after being stripped off
On the metal filament, to enhance the fastness between coil and external lead wire；Secondly multiple overlap wrapping is on external lead wire
Coil, increase the overall cross sectional area of junction, when junction is welded and fixed with scolding tin, further enhance
Connection between coil and external lead wire.
The utility model is further arranged to: the junction of the coil and external lead wire is stained with insulation gummed paper.
By using above-mentioned technical proposal, the insulating layer on the coil surface layer connecting with external lead wire is hung, equally with
The insulated hull on the external lead wire surface layer of coil connection is equally stripped of, and exposed conducting wire is connected with each other, and junction is still gold
Category material is exposed outside, and insulating cement paper bag is rolled in junction, to reduce between junction and the part of other metal materials
A possibility that short circuit phenomenon occurs.
In conclusion the utility model has the following beneficial effects:
The utility model structure is simple, has exploitativeness, since coil is easy to the pulling force disconnected, coil can bear
Be it is very small, the pulling force that the joint of coil and external lead wire can bear is also very small, but fixation kit is to line
The junction of circle and external lead wire, and a fixed function is played to external lead wire, therefore in an assembling process, enhance line
The pulling force that circle can bear with external lead wire junction, thus showing of being pulled off of the junction for reducing coil and external lead wire
As reducing the phenomenon that doing over again rewiring.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the partial enlarged view of A in Fig. 1.
Appended drawing reference: 1, bobbin winder bracket；10, half center；11, rectangular slab；12, arc panel；21, cavity；22, mounting groove；
31, wrapping post；32, coil；34, external lead wire；35, insulate gummed paper；41, first partition；42, second partition；5, connection strap；6,
Fixation kit；61, rectangular bars；62, card slot.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of water-proof fan, as shown in Figure 1, include bobbin winder bracket 1, bobbin winder bracket 1 include two and half centers 10, half center 10 by
One rectangular slab 11 and two arc panels 12 form, and arc panel 12 is symmetrically fixedly connected on rectangular slab 11 along its length
Both ends, two and half centers 10 be connected with each other it is internal form a cavity 21, half center 1 is close to 21 side of cavity side along its length
To offering mounting groove 22.
The one end of rectangular slab 11 far from cavity 21 is vertically fixedly connected with wrapping post 31, the bottom center of wrapping post 31 with
The center of rectangular slab 11 is overlapped.
As shown in Figs. 1-2,31 lateral wall of wrapping post is wound with several turn coils 32, and 32 material of coil is copper wire, copper wire table
Face is coated with insulating layer；The copper wire one end for being wrapped in 31 outside of wrapping post is connected with external lead wire 34, and copper wire overlap wrapping is external
On the outer wall of lead 34.
The insulating layer for being wrapped in the copper wire end surface in outside is scraped, 34 surface of external lead wire with copper wire connected component
Insulated hull be also stripped off, copper wire is fixedly connected after Shang Yiquan with the end of external lead wire 34 in the outside of bobbin winder bracket 1, copper wire with
The junction of external lead wire 34 is enclosed with one layer of insulation gummed paper 35 on the outside of scolding tin by being fixedly connected with scolding tin.
The upper and lower end face of rectangular slab 11 is fixedly connected with first partition 41, side of the first partition 41 close to 21 one end of cavity
Wall is the curved surface of convex.
Wrapping post 31 is fixedly connected with connection strap 5 far from 11 one end of rectangular slab, and the middle part of connection strap 5 is along its length
Both ends be fixedly connected with second partition 42, connection strap 5 is identical with the thickness of second partition 42；Connection strap 5 and second partition 42
Be flexible material be made it is bent.
Arc panel 12 is fixedly connected with far from the lateral wall middle part of 11 one end of rectangular slab for fixing external lead wire 34
Fixation kit 6.
Fixation kit 6 includes three rectangular bars 61, and rectangular bars 61 are arranged in parallel along half center, 10 length direction, adjacent
It is spaced between rectangular bars 61 equal；Card slot 62 is formed between adjacent rectangular bars 61；Rectangle close to 12 end of arc panel
The length of item 61 is greater than the length of other two rectangular bars 61, and the length of other two rectangular bars 61 is identical；It is three long
The width that rectangular bars 61 are located in the middle in rectangular item 61 is greater than the width of other two rectangular bars 61, and left and right is two long
Rectangular item 61 it is of same size.
The outer diameter of external lead wire 34 is equal to the distance being spaced between adjacent rectangular bars 61.
The material of bobbin winder bracket 1 is ambroin, wherein second partition 42 and the ambroin bigger by plasticity of connection strap 5
It is made.
It the concrete operating principle of the present embodiment and has the beneficial effect that
Working principle:
In the assembling process of water-proof fan, the copper wire of certain length is wrapped in the wrapping post of half center 10 of left side first
On 31, after the completion of the winding of most of copper wire, remaining a bit of copper wire turns around around bobbin winder bracket 1, by copper wire end surface
Insulating layer wipe off, and by its multiple overlap wrapping on the wherein end of an external lead wire 34 for being stripped off insulation sheath,
The junction of copper wire and external lead wire 34 is welded and fixed with scolding tin, is then wrapped one layer of insulation gummed paper 35 in the weld, is used in combination
Heat gun, which blows insulation gummed paper 35, tightens insulation gummed paper 35 on the surface of scolding tin, and the junction of copper wire and external lead wire 34 is clamped
Between the card slot 62 that two rectangular bars 61 in left side are formed, it is rectangular that the external lead wire 34 close to junction is connected to two, right side
Between the card slot 62 that shape item 61 is formed, the other end of external lead wire 34 is pierced by outside bobbin winder bracket 1.
Similarly the copper wire of equal length is wrapped on the wrapping post 31 of half center 10 of right side, remaining a bit of copper wire encloses
It turns around around bobbin winder bracket 1, the insulating layer of copper wire end surface is wiped off, and its multiple overlap wrapping is being stripped off insulation sheath
Another external lead wire 34 end on, the junction of copper wire and external lead wire 34 is welded and fixed with scolding tin, then in the weldering
The place of connecing wraps one layer of insulation gummed paper 35, and blowing insulation gummed paper 35 with heat gun tightens insulation gummed paper 35 on the surface of scolding tin, so
It is fixed and is connected on the fixation kit 6 ipsilateral with half center 10 of left side afterwards, two rectangular bars in junction clamping right side
Between 61 card slots 62 formed, the external lead wire 34 close to junction is connected to the card slot 62 that two rectangular bars 61 in left side are formed
Between, the other end of external lead wire 34 is equally pierced by outside bobbin winder bracket 1.
The utility model has the advantages that
Since coil 32 is easy to disconnected, the pulling force that coil 32 can bear is very small, coil 32 and external lead wire
The pulling force that 34 joint can bear is also very small, but connection of the fixation kit 6 to coil 32 and external lead wire 34
Place, and a fixed function is played to external lead wire 34, therefore in an assembling process, enhance coil 32 and external lead wire 34
The pulling force that junction can bear, thus the phenomenon that junction for reducing coil 32 and external lead wire 34 is pulled off, reduction is returned
The phenomenon that work rewiring.
Since fixation kit 6 is made of three rectangular bars 61, three rectangular bars 61 form two between any two and are used for
It is clamped the card slot 62 of external lead wire 34, for a card slot 62, the revolution folding of external lead wire 34 is placed in two card slots 62,
The stability between external lead wire 34 and card slot 62 is enhanced, the phenomenon that external lead wire 34 falls off from card slot 62 is reduced.
By the way that it is welded by copper wire with external lead wire 34 again after the circle of bobbin winder bracket 1 one and is connected in card slot 62,
This section of copper wire is equivalent to one end redundant line, when there is copper wire end and external lead wire 34 falls off or fractures, the copper for the redundancy that fractures
Line can wipe the insulating layer on its surface off, can weld together it with 34 end scolding tin of external lead wire again, to increase
The strong practicability of water-proof fan.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of water-proof fan, including bobbin winder bracket (1), it is characterised in that: the bobbin winder bracket (1) includes two and half centers (10),
Two half centers (10) are interconnected to form cavity (21), the interior rotor for being provided with motor of the cavity (21), and described half
Center (10) lateral wall center position is provided perpendicular to the wrapping post (31) of half center (10) lateral wall, the wrapping post
(31) lateral wall is wound with coil (32), and described coil (32) one end is connected with external lead wire (34), and the wrapping post (31) is remote
It is provided with connection strap (5) from half center (10) one end, half center (10) lateral wall is along its circumferential separate wrapping post (31)
Both ends are provided with the fixation kit (6) for fixing external lead wire (34), and the fixation kit (6) includes several rectangular bars
(61), several rectangles are arranged in parallel along half center (10) length direction.
2. a kind of water-proof fan according to claim 1, it is characterised in that: the fixation kit (6) includes three rectangular
Shape item (61), three rectangular bars (61) are arranged at equal intervals.
3. a kind of water-proof fan according to claim 2, it is characterised in that: in being located in three rectangular bars (61)
Between rectangular bars (61) width be greater than other two rectangular bars (61) width, the other two rectangular bars (61)
It is of same size.
4. a kind of water-proof fan according to claim 1, it is characterised in that: the upper and lower end face of half center (10) is along it
Length direction is provided with first partition (41), and both ends are provided with second partition (42) to the connection strap (5) along its length.
5. a kind of water-proof fan according to claim 4, it is characterised in that: the close cavity of the first partition (41)
(21) end face of side is curved surface.
6. a kind of water-proof fan according to claim 4, it is characterised in that: the connection strap (5) and second partition (42)
It is bent.
7. a kind of water-proof fan according to claim 1, it is characterised in that: the coil (32) and external lead wire (34) are even
The end lap wound connect is on external lead wire (34).
8. a kind of water-proof fan according to claim 1, it is characterised in that: the coil (32) and external lead wire (34)
Junction is stained with insulation gummed paper (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821742342.0U CN208966651U (en) | 2018-10-25 | 2018-10-25 | A kind of water-proof fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821742342.0U CN208966651U (en) | 2018-10-25 | 2018-10-25 | A kind of water-proof fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208966651U true CN208966651U (en) | 2019-06-11 |
Family
ID=66760225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821742342.0U Expired - Fee Related CN208966651U (en) | 2018-10-25 | 2018-10-25 | A kind of water-proof fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208966651U (en) |
-
2018
- 2018-10-25 CN CN201821742342.0U patent/CN208966651U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190611 Termination date: 20211025 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |