CN213243718U - Dustproof and waterproof stable closed type outer rotor fan motor - Google Patents
Dustproof and waterproof stable closed type outer rotor fan motor Download PDFInfo
- Publication number
- CN213243718U CN213243718U CN202021791863.2U CN202021791863U CN213243718U CN 213243718 U CN213243718 U CN 213243718U CN 202021791863 U CN202021791863 U CN 202021791863U CN 213243718 U CN213243718 U CN 213243718U
- Authority
- CN
- China
- Prior art keywords
- outer rotor
- lead
- plate
- lead wire
- groove
- 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.)
- Active
Links
Images
Landscapes
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a dustproof and waterproof stable closed type outer rotor fan motor, which comprises a middle shaft, wherein the front end and the rear end of the middle shaft are provided with an outer rotor shell through a bearing piece; the inner stator is correspondingly arranged on the middle shaft, the outer rotor corresponding to the inner stator is correspondingly embedded on the outer rotor shell, and the outer rotor shell and the outer rotor are detachable; the middle shaft is also provided with a lead groove, a lead is arranged in the lead groove, and the lead extends into the outer rotor shell and is connected to a coil on the inner stator. The device is characterized in that a perforated plate is arranged in a lead slot, a lead passes through the perforated plate, a jacking spring is correspondingly arranged between the perforated plate and a clamping plate, the positions of the perforated plate and the clamping plate are correspondingly arranged according to the extension length of the lead, and the jacking spring on the perforated plate jacks the clamping plate to enable the clamping plate to abut against the clamping groove, so that the integral lead is fixed in the lead slot, and the integral lead can be tensioned in the lead slot; preventing the lead from being crushed and deformed in the groove.
Description
Technical Field
The utility model relates to a fan motor field, a dustproof and waterproof stable form closed type external rotor fan motor specifically says so.
Background
In the prior art, in the technical field of motor fans, the inner shaft body and the inner stator are mostly fixed, and the outer rotor shell and the rotor rotate, for example: the structure disclosed in the patent document CN20279826U, however, in practical use, there are some disadvantages that the external casing and the external rotor are integrally installed by a connecting piece, the structure is a rigid connection installation, when the external rotor and the casing rotate together, the rigid connection increases the instability of the whole body, the probability of failure is increased, and the structure is obviously inconvenient to disassemble, assemble and maintain; in addition be in existing structure mostly set up the cell body in the axis body and be used for placing the lead wire, be connected to the interior stator coil on the circular telegram, in prior art mostly directly fix the lead wire on the axis body, when the position of whole device changes like this, the lead wire can then twist reverse, probably leads to the damage of lead wire to the waterproof dustproof effect of lead wire groove in the existing structure is also not very ideal.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a dustproof and waterproof stable closed type external rotor fan motor aiming at the defects of the prior art; the technical scheme is as follows:
a dustproof and waterproof stable closed type outer rotor fan motor comprises a middle shaft, wherein an outer rotor shell is installed at the front end and the rear end of the middle shaft through a bearing piece; the middle shaft is correspondingly provided with an inner stator, the outer rotor shell is correspondingly embedded with an outer rotor corresponding to the inner stator, and the outer rotor shell and the outer rotor are in a detachable installation structure; the middle shaft is also provided with a lead groove, a lead is correspondingly arranged in the lead groove, and the lead extends into the coil which is connected to the inner stator in the outer rotor shell; the outer end part of the lead slot is provided with a clamping groove with the inner diameter smaller than that of the lead slot, a perforated plate is further installed in the lead slot, the lead penetrates through the perforated plate, a clamping plate is further fixedly arranged on the lead, a jacking spring is correspondingly arranged between the perforated plate and the edge of the clamping plate, the perforated plate is fixed in position, the clamping plate is jacked forwards under the action of the jacking spring, and the clamping plate is jacked and fixed at the clamping groove at the outer side end of the lead slot.
Preferably, a waterproof pad is arranged between the clamping groove and the clamping plate; in order to increase the waterproof effect, a waterproof pad is also arranged in the device.
Preferably, a fixed external connecting plate is further arranged at the rear side part of the middle shaft and is correspondingly installed and fixed through the fixed external connecting plate; the whole device can be conveniently installed on the external connection equipment of the connection belt through the arranged fixed external connection plate, and the fixed external connection plate and the internal middle shaft are connected into a whole.
Preferably, the bearing pieces at the front end and the rear end of the middle shaft are respectively arranged in the outer rotor shell, and the bearing pieces are respectively arranged as ball bearings; the middle shaft in the middle of the device is fixedly arranged, and the rotor shell on the outer side can rotate along with the outer rotor, so that the bearing between the middle shaft and the outer rotor is reasonably arranged.
Preferably, the outer rotor shell is further provided with an L-shaped mounting plate; the two side walls of the outer rotor are correspondingly provided with mounting blocks; and the L-shaped mounting plate is also provided with a detachable bolt, and the L-shaped mounting plate and the detachable bolt are detachably connected and mounted through the detachable bolt.
Has the advantages that: the utility model discloses following beneficial effect has:
the device is characterized in that a lead is correspondingly placed in a lead groove, a clamping groove is arranged on the rear side of the lead groove of a central shaft, the lead is usually fixed at the position of the clamping groove in the prior art, the lead directly penetrates through the clamping groove and is not fixed, a clamping plate with a fixed position is arranged on the lead, a perforated plate is arranged in the lead groove, the lead penetrates through the perforated plate, a jacking spring is correspondingly arranged between the plate and the clamping plate, the two positions are correspondingly arranged according to the extending length of the lead, and the jacking spring on the perforated plate jacks the clamping plate to enable the clamping plate to abut against the position of the clamping groove, so that the integral lead is fixed in the lead groove, and the integral lead can be tensioned in the lead groove after the arrangement; preventing the lead from being crushed and deformed in the groove; in addition, the lead has a rotating function, so that the lead can be reduced in torsion, pulling and the like when the position of equipment is changed, and the lead is not easy to damage; in addition, the structure also has better waterproof and dustproof effects through the blocking of the clamping plate.
Drawings
FIG. 1 is a view of the structure of the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1.
Detailed Description
The present invention will be further clarified by the following embodiments with reference to the attached drawings, which are implemented on the premise of the technical solution of the present invention, and it should be understood that these embodiments are only used for illustrating the present invention and are not used for limiting the scope of the present invention.
As shown in fig. 1 and 2, a dustproof and waterproof stable closed type outer rotor fan motor includes a central shaft 1, and an outer rotor housing 2 is mounted at the front end and the rear end of the central shaft 1 through a bearing member 16; an inner stator 3 is correspondingly installed on the middle shaft 1, an outer rotor 4 corresponding to the inner stator 3 is correspondingly embedded on the outer rotor shell 2, and the outer rotor shell 2 and the outer rotor 4 are of a detachable installation structure; the middle shaft 1 is also provided with a lead wire groove 10, a lead wire 11 is correspondingly arranged in the lead wire groove 10, and the lead wire 11 extends into a coil which is connected to the inner stator 3 in the outer rotor shell 2; the outer end of the lead slot 10 is provided with a clamping groove 12 with the inner diameter smaller than that of the lead slot 10, a perforated plate 17 is further installed in the lead slot 10, the lead 11 penetrates through the perforated plate 17, a clamping plate 13 is further fixedly arranged on the lead 11, a jacking spring 14 is further correspondingly arranged between the perforated plate 17 and the edge of the clamping plate 13, the position of the perforated plate 17 is fixed, the clamping plate 13 is jacked forwards under the action of the jacking spring 14, and the clamping plate 13 is jacked and fixed at the clamping groove 12 at the outer side end of the lead slot 10.
A waterproof pad is also arranged between the clamping groove 12 and the clamping plate 13; in order to increase the waterproof effect, the device is also provided with a waterproof pad; a fixed external connecting plate 15 is also arranged at the rear side part of the middle shaft 1, and the fixed external connecting plate 15 is correspondingly installed and fixed; the whole device can be conveniently installed on the connecting belt external equipment through the arranged fixed external connecting plate 15, and the fixed external connecting plate is connected with the internal middle shaft 1 into a whole.
The bearing pieces 16 at the front end and the rear end of the middle shaft are respectively arranged in the outer rotor shell 2, and the bearing pieces 16 are correspondingly arranged as ball bearings; the outer rotor shell 2 is also provided with an L-shaped mounting plate 5; the two side walls of the outer rotor 4 are correspondingly provided with mounting blocks 6; and the L-shaped mounting plate 5 is also provided with a detachable bolt 7, and the L-shaped mounting plate and the detachable bolt 7 are detachably connected and mounted.
The device is characterized in that a lead is correspondingly placed in a lead groove, a clamping groove is arranged on the rear side of the lead groove of a central shaft, the lead is usually fixed at the position of the clamping groove in the prior art, the lead directly penetrates through the clamping groove and is not fixed, a clamping plate with a fixed position is arranged on the lead, a perforated plate is arranged in the lead groove, the lead penetrates through the perforated plate, a jacking spring is correspondingly arranged between the plate and the clamping plate, the two positions are correspondingly arranged according to the extending length of the lead, and the jacking spring on the perforated plate jacks the clamping plate to enable the clamping plate to abut against the position of the clamping groove, so that the integral lead is fixed in the lead groove, and the integral lead can be tensioned in the lead groove after the arrangement; preventing the lead from being crushed and deformed in the groove; in addition, the lead has a rotating function, so that the lead can be reduced in torsion, pulling and the like when the position of equipment is changed, and the lead is not easy to damage; in addition, the structure also has better waterproof and dustproof effects through the blocking of the clamping plate.
The above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the invention and the appended claims, and all equivalent changes and modifications made according to the claims should be included in the scope of the present invention.
Claims (5)
1. The utility model provides a dustproof and waterproof stable form closed external rotor fan motor which characterized in that: comprises a middle shaft (1), wherein the front end and the rear end of the middle shaft (1) are provided with an outer rotor shell (2) through a bearing piece (16); an inner stator (3) is correspondingly installed on the middle shaft (1), an outer rotor (4) corresponding to the inner stator (3) is correspondingly embedded on the outer rotor shell (2), and the outer rotor shell (2) and the outer rotor (4) are of detachable installation structures; the middle shaft (1) is also provided with a lead wire groove (10), a lead wire (11) is correspondingly arranged in the lead wire groove (10), and the lead wire (11) extends into a coil which is connected to the inner stator (3) in the outer rotor shell (2); the outer end of the lead wire groove (10) is provided with a clamping groove (12) with the inner diameter smaller than that of the lead wire groove (10), a perforated plate (17) is further installed in the lead wire groove (10), the lead wire (11) penetrates through the perforated plate (17), a clamping plate (13) is further fixedly arranged on the lead wire (11), a jacking spring (14) is further correspondingly arranged between the perforated plate (17) and the edge of the clamping plate (13), the position of the perforated plate (17) is fixed, the clamping plate (13) is jacked forwards under the action of the jacking spring (14), and the clamping plate (13) is jacked and fixed at the clamping groove (12) at the outer end of the lead wire groove (10).
2. The dustproof and waterproof stable closed type external rotor fan motor according to claim 1, characterized in that: and a waterproof pad is also arranged between the clamping groove (12) and the clamping plate (13).
3. The dustproof and waterproof stable closed type external rotor fan motor according to claim 1, characterized in that: the rear side part of the middle shaft (1) is also provided with a fixed external connecting plate (15), and the fixed external connecting plate (15) is correspondingly installed and fixed.
4. The dustproof and waterproof stable closed type external rotor fan motor according to claim 1, characterized in that: the bearing pieces (16) at the front end and the rear end of the middle shaft are respectively arranged in the outer rotor shell (2), and the bearing pieces (16) are respectively arranged as ball bearings.
5. The dustproof and waterproof stable closed type external rotor fan motor according to claim 1, characterized in that: the outer rotor shell (2) is also provided with an L-shaped mounting plate (5); mounting blocks (6) are correspondingly arranged on two side walls of the outer rotor (4); the L-shaped mounting plate (5) is also provided with a detachable bolt (7), and the L-shaped mounting plate and the detachable bolt are detachably connected and mounted through the detachable bolt (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021791863.2U CN213243718U (en) | 2020-08-20 | 2020-08-20 | Dustproof and waterproof stable closed type outer rotor fan motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021791863.2U CN213243718U (en) | 2020-08-20 | 2020-08-20 | Dustproof and waterproof stable closed type outer rotor fan motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213243718U true CN213243718U (en) | 2021-05-18 |
Family
ID=75902422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021791863.2U Active CN213243718U (en) | 2020-08-20 | 2020-08-20 | Dustproof and waterproof stable closed type outer rotor fan motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213243718U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113794310A (en) * | 2021-08-10 | 2021-12-14 | 刘建峰 | Waterproof motor |
-
2020
- 2020-08-20 CN CN202021791863.2U patent/CN213243718U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113794310A (en) * | 2021-08-10 | 2021-12-14 | 刘建峰 | Waterproof motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213243718U (en) | Dustproof and waterproof stable closed type outer rotor fan motor | |
| CN201383729Y (en) | Motor for treadmill | |
| CN204131317U (en) | A kind of split inducer electric machine structure | |
| CN216356214U (en) | Protection device for electromechanical integrated motor | |
| CN114665649A (en) | Waterproof dustproof external rotor electric machine | |
| CN201083185Y (en) | Small-sized wind-driven generator | |
| CN209462152U (en) | It is a kind of can damping automobile current generator | |
| CN203504340U (en) | Ball bearing motor capable of automatic self-aligning | |
| CN208508686U (en) | A kind of damping noise reduction type reduction gearbox motor | |
| CN218733675U (en) | Fan motor of clothes dryer | |
| CN206743003U (en) | A kind of electric machine structure | |
| CN208806708U (en) | A kind of vehicle motor with inclined weld road | |
| CN213093984U (en) | Micro motor | |
| CN216530898U (en) | External rotor electric machine based on novel mounting structure | |
| CN218495351U (en) | Noise reduction device for indoor cabinet air conditioner | |
| CN220210113U (en) | Novel series excited motor | |
| CN220107719U (en) | Drainage motor with aligning structure | |
| CN220985461U (en) | Rotor structure of direct current, dry and wet dual-purpose fan | |
| CN201588803U (en) | Motor bearing used for fan and fan equipped therewith | |
| CN212928258U (en) | High-pressure mute turbine fan | |
| CN215732362U (en) | Fan line plug with protection | |
| CN216306289U (en) | Cross-flow fan | |
| CN219893067U (en) | Generator casing convenient to assembly | |
| CN2583141Y (en) | Fixing structure of sewing machine motor | |
| CN213846434U (en) | Motor mounting structure for lathe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |