CN201541174U - Electric chain saw motor with speed change gear - Google Patents
Electric chain saw motor with speed change gear Download PDFInfo
- Publication number
- CN201541174U CN201541174U CN2009201888908U CN200920188890U CN201541174U CN 201541174 U CN201541174 U CN 201541174U CN 2009201888908 U CN2009201888908 U CN 2009201888908U CN 200920188890 U CN200920188890 U CN 200920188890U CN 201541174 U CN201541174 U CN 201541174U
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- CN
- China
- Prior art keywords
- procapsid
- electric chain
- chain saw
- speed change
- saw motor
- 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 belongs to the technical field of electric chain saws, and more particularly relates to an electric chain saw motor with a speed change gear, which comprises a rotor assembly and a stator assembly, two sides of the stator assembly are respectively provided with a front case and a rear case, the front case is formed by a vertical part and a horizontal part which are integrally formed, the front end part of a rotating shaft of the motor is provided with a small cone gear and passes through the central axle hole of the vertical part to be fixed on the front case, the horizontal part is provided with a large cone gear which is meshed with the small cone gear for transmission, the front part of the stator assembly is connected with the front case in an insertion manner, the rear part thereof is connected with the rear case in an insertion manner, the rear part of the rotating shaft of the motor is positioned on the rear case, and the horizontal part of the front case and the rear case are provided with a connection seat; the electric chain saw motor has the following advantages: the electric chain saw motor can ensure that the error range of the concentricity of the mutually meshed cone gear shafts is small so as to lead the work of the motor to be accurate and the noise to be low; cases at two ends of the base can lead the electric chain saw to work more stably with longer time; and a gear teeth reinforcing ring of the large cone gear can ensure the strength of the gear teeth, and prolong the service life.
Description
Technical field
The utility model belongs to the electric chain saw technical field, refers in particular to a kind of electric chain saw motor with speed change gear.
Background technology
At present, motor on the electric chain saw mostly is split-type structural greatly, some assemblies on the motor, as rotor assembly, stator module, end cap, they mostly the housing by separately directly be connected with the shell of electric chain saw, its weak point is: the one, and the electric chain saw single-piece frame of this structure is big, after working long hours, easy deformation not only influences the concentricity of parts, and the service behaviour instability, shorten useful life of parts easily; The 2nd, the concentricity of power transmission shaft changes, and causes the frictional force of parts to increase, and noise increases.
Summary of the invention
The purpose of this utility model provides the electric chain saw motor of the little band speed change gear of good concentricity, noise after a kind of good stability, the long-time use.
The purpose of this utility model is achieved in that
The electric chain saw motor of band speed change gear, comprise rotor assembly, stator module, be respectively arranged with procapsid and back casing in the both sides of stator module, procapsid is made up of integrated vertical component effect and horizontal part, the central shaft hole that machine shaft passes the vertical component effect of procapsid is fixed on the procapsid by bearing pedestal, the leading section of machine shaft is equipped with small conical gear, by output shaft large conical gear with the small conical gear engaged transmission is installed on the horizontal part of procapsid, the front portion of stator module and procapsid are pegged graft, the rear portion of stator module and back casing are pegged graft, the rear portion of machine shaft is positioned on the back casing by bearing pedestal, and the horizontal part of procapsid is provided with the Connection Block that can fixedly connected with the electric chain saw support with back casing.
The electric chain saw motor of above-mentioned band speed change gear is provided with reinforcement in the procapsid, above-mentioned reinforcement is separately positioned on the upper and lower of horizontal part and the vertical component effect relatively and the opposite side of horizontal part.
The electric chain saw motor of above-mentioned band speed change gear, described procapsid and back casing are provided with several heat radiation through holes.
The electric chain saw motor of above-mentioned band speed change gear, the one-body molded respectively gear teeth reinforcing ring that the inside and outside end of the connection gear teeth is arranged in the interior outer end of the gear teeth of described large conical gear, this reinforcing ring can add so the intensity of the gear teeth increases its useful life.
The electric chain saw motor of above-mentioned band speed change gear, bearing pedestal on the described procapsid is the two-part structure of annular, hypomere is arranged on the downside of the vertical component effect upper shaft hole of procapsid, epimere is connected with hypomere by bolt, this connected mode allows being fixed on the procapsid that bearing pedestal can be more stable, main shaft is made in work keep concentricity preferably.
The electric chain saw motor of above-mentioned band speed change gear, described back casing is provided with carbon brush holder.
The outstanding compared to existing technology advantage of the utility model is:
1, the positioner on the utility model procapsid can guarantee that the concentricity error scope of intermeshing bevel pinion shaft is little, makes that the work of motor is accurate, and noise is little.
The vibration that when 2, the housing established at the support two ends of the utility model can reduce machine operation whole electric chain saw is produced makes electric chain saw more stable work, permanent;
3, the gear teeth reinforcing ring of large conical gear of the present utility model can be guaranteed the intensity of the gear teeth, prolongs the whole service life of large conical gear.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a procapsid structural representation of the present utility model;
Fig. 3 is a back casing structural representation of the present utility model;
Fig. 4 is the front view of large conical gear of the present utility model;
Fig. 5 is the cutaway view of large conical gear of the present utility model.
Embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1-5:
The electric chain saw motor of band speed change gear, comprise rotor assembly, stator module 30, be respectively arranged with procapsid 10 and back casing 20 in the both sides of stator module 30, procapsid 10 is made up of integrated vertical component effect 102 and horizontal part 101, the central shaft hole 50 that machine shaft 13 passes the vertical component effect 102 of procapsid 10 is fixed on the procapsid 10 by bearing pedestal 51, the leading section of machine shaft 13 is equipped with small conical gear 11, by output shaft 15 large conical gear 14 with small conical gear 13 engaged transmission is installed on the horizontal part 101 of procapsid 10, the front portion of stator module 30 and procapsid 10 are pegged graft, the rear portion of stator module 30 and back casing are pegged graft, the rear portion of machine shaft 13 is positioned on the back casing 20 by bearing pedestal, and the horizontal part 101 of procapsid 0 is provided with the Connection Block 40 that can fixedly connected with the electric chain saw support with back casing 20.
The electric chain saw motor of above-mentioned band speed change gear is provided with reinforcement in the procapsid 10, and above-mentioned reinforcement is separately positioned on the upper and lower of horizontal part 101 and the vertical component effect 102 relatively and the opposite side of horizontal part 101.
The electric chain saw motor of above-mentioned band speed change gear, described procapsid 10 and back casing 20 are provided with several heat radiation through holes.
The electric chain saw motor of above-mentioned band speed change gear, the one-body molded respectively gear teeth reinforcing ring 142,143 that the inside and outside end of the connection gear teeth is arranged in the interior outer end of the gear teeth 141 of described large conical gear 14, this reinforcing ring 142,143 can add so the intensity of the gear teeth 141 increases its useful life.
The electric chain saw motor of above-mentioned band speed change gear, bearing pedestal 51 on the described procapsid 10 is the two-part structure of annular, hypomere is arranged on the downside of vertical component effect 102 upper shaft holes 50 of procapsid 10, epimere is connected with hypomere by bolt, this connected mode allows being fixed on the procapsid that bearing can be more stable, machine shaft 13 is made in work keep concentricity preferably.
The electric chain saw motor of above-mentioned band speed change gear, described back casing 20 are provided with the carbon brush holder 21 that carbon brush is installed.
The utility model is in working order the time, machine shaft 13 drives small conical gear 11 rotations on it, small conical gear 11 is owing to mesh with the large conical gear 14 that is located on the procapsid 10, promptly drive the power transmission shaft 12 of large conical gear 14 on being arranged on large conical gear 14 and work, last power transmission shaft 15 continues to drive works with the drive disk assembly of its interlock.
The foregoing description only is one of preferred embodiment of the present utility model; be not to limit protection range of the present utility model according to this; so: all equivalences of doing according to structure of the present utility model, shape, principle change, and all should be covered by within the protection range of the present utility model.
Claims (6)
1. be with the electric chain saw motor of speed change gear, comprise rotor assembly, stator module, it is characterized in that: be respectively arranged with procapsid and back casing in the both sides of stator module, procapsid is made up of integrated vertical component effect and horizontal part, the central shaft hole that machine shaft passes the vertical component effect of procapsid is fixed on the procapsid by bearing pedestal, the leading section of machine shaft is equipped with small conical gear, by output shaft large conical gear with the small conical gear engaged transmission is installed on the horizontal part of procapsid, the front portion of stator module and procapsid are pegged graft, the rear portion of stator module and back casing are pegged graft, the rear portion of machine shaft is positioned on the back casing by bearing pedestal, and the horizontal part of procapsid is provided with the Connection Block that can fixedly connected with the electric chain saw support with back casing.
2. the electric chain saw motor of band speed change gear according to claim 1 is characterized in that: be provided with reinforcement in the procapsid.
3. the electric chain saw motor of band speed change gear according to claim 1 is characterized in that: described procapsid and back casing are provided with several heat radiation through holes.
4. the electric chain saw motor of band speed change gear according to claim 2 is characterized in that: the one-body molded respectively gear teeth reinforcing ring that the inside and outside end of the connection gear teeth is arranged in the interior outer end of the gear teeth of described large conical gear.
5. the electric chain saw motor of band speed change gear according to claim 1, it is characterized in that: the bearing pedestal on the described procapsid is the two-part structure of annular, hypomere is arranged on the downside of the vertical component effect upper shaft hole of procapsid, and epimere is connected with hypomere by bolt.
6. the electric chain saw motor of band speed change gear according to claim 1 is characterized in that: described back casing is provided with carbon brush holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201888908U CN201541174U (en) | 2009-09-04 | 2009-09-04 | Electric chain saw motor with speed change gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201888908U CN201541174U (en) | 2009-09-04 | 2009-09-04 | Electric chain saw motor with speed change gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201541174U true CN201541174U (en) | 2010-08-04 |
Family
ID=42592629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201888908U Expired - Fee Related CN201541174U (en) | 2009-09-04 | 2009-09-04 | Electric chain saw motor with speed change gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201541174U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734438A (en) * | 2012-06-14 | 2012-10-17 | 浙江亚特电器有限公司 | Bevel gear assembly structure of electric chain saw |
| CN104416544A (en) * | 2013-08-23 | 2015-03-18 | 天佑电器（苏州）有限公司 | Electric tool |
| CN105387178A (en) * | 2015-12-17 | 2016-03-09 | 苏州金莱克精密机械有限公司 | Gear box of lopper saw |
| CN107070175A (en) * | 2017-04-28 | 2017-08-18 | 安徽理工大学 | A kind of adjustable speed motor for underground coal mine |
-
2009
- 2009-09-04 CN CN2009201888908U patent/CN201541174U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734438A (en) * | 2012-06-14 | 2012-10-17 | 浙江亚特电器有限公司 | Bevel gear assembly structure of electric chain saw |
| CN104416544A (en) * | 2013-08-23 | 2015-03-18 | 天佑电器（苏州）有限公司 | Electric tool |
| CN105387178A (en) * | 2015-12-17 | 2016-03-09 | 苏州金莱克精密机械有限公司 | Gear box of lopper saw |
| CN107070175A (en) * | 2017-04-28 | 2017-08-18 | 安徽理工大学 | A kind of adjustable speed motor for underground coal mine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100804 Termination date: 20130904 |