CN103023202A - Clutch structure - Google Patents
Clutch structure Download PDFInfo
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- CN103023202A CN103023202A CN2011103015274A CN201110301527A CN103023202A CN 103023202 A CN103023202 A CN 103023202A CN 2011103015274 A CN2011103015274 A CN 2011103015274A CN 201110301527 A CN201110301527 A CN 201110301527A CN 103023202 A CN103023202 A CN 103023202A
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- shaft
- rotating shaft
- clutch
- fixed rotating
- push rod
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Abstract
The invention discloses a clutch structure. The clutch structure comprises a reset spring, a clutch shaft, a fixing rotating shaft and a push rod, wherein a groove matched with a motor output shaft is formed in the end surface of the lower end of the clutch shaft, and the clutch shaft is sheathed on the motor output shaft through the groove; the reset spring is sheathed on the motor output shaft, the end surface of the lower end of the reset spring pushes against the root of the motor output shaft, and the end surface of the upper end of the reset spring pushes against the end surface where the groove of the clutch shaft is located; the lower end of the fixing rotating shaft is mutually meshed with the upper end of the clutch shaft, and the upper end of the fixing rotating shaft is fixed on an operation panel and can rotate around the axial direction of the fixing rotating shaft; the lower end of the push rod pushes against the end surface of the upper end of the clutch shaft, and the upper end of the push rod is fixed on an operation panel and can move along the direction parallel to the axial direction of the fixing rotating shaft; when the push rod is pressed down, the clutch shaft is separated from the fixing rotating shaft, the motor output shaft idles; and when the push rod bounces, the clutch shaft is meshed with the fixing rotating shaft, and the rotation of the motor output shaft is transmitted to the fixing rotating shaft. The clutch structure can realize the clutch operation of the fixing rotating shaft and a motor.
Description
Technical field
The present invention relates to a kind of clutch structure, particularly relate to a kind of clutch structure of motor transmission mechanism.
Background technology
By motor-driven dual-power transfer switch, the transmission mechanism of motor does not all have clutch function for great majority.When manual operation, motor can be followed transmission mechanism and be rotated together, and manual operation is firmly very large, very effort.For large current convertor switch, manual operation is got up more difficult.Simultaneously, motor can rotate by the driven gear case together during owing to manual operation, has accelerated the wearing and tearing of motor and gear box, has reduced the life-span of whole system.
Therefore, need to when motor-driven, connect power, disconnect power during manual operation and connect, and in conjunction with, separate and want reliable.
Existing a solution is that arrangement of clutch is set in gear box, and this arrangement of clutch is complicated, and part is a lot, and cost is also high.Further, arrangement of clutch from operation interface away from, the operation arrangement of clutch needs extra transmission mechanism, the reliability of operation is lower, but also has increased cost.
Summary of the invention
The purpose of this invention is to provide a kind of clutch structure, reliable clutch operation is provided when driving with manual operation at motor.
The invention provides a kind of clutch structure, comprise back-moving spring, clutch shaft, fixed rotating shaft and push rod;
Have the groove that cooperates with motor output shaft on the lower end surface of described clutch shaft, clutch shaft is set on the motor output shaft by described groove; Described back-moving spring is set on the motor output shaft, and the lower end surface of back-moving spring is against the root of motor output shaft, and the upper end end face is against the end face at the groove place of clutch shaft;
The lower end of fixed rotating shaft and the upper end of clutch shaft can be intermeshing, and the upper end is fixed on the guidance panel and can be around the axial rotation of fixed rotating shaft; The lower end of described push rod is against on the upper end end face of clutch shaft, and the upper end is fixed on the guidance panel and can moves along being parallel to the axial direction of fixed rotating shaft;
When described push rod was pressed, clutch shaft and fixed rotating shaft broke away from, motor output shaft idle running; When push rod is upspring, clutch shaft and fixed rotating shaft engagement, the rotation of motor output shaft is delivered on the fixed rotating shaft.
Preferably, described clutch shaft is coaxial with fixed rotating shaft, has the key of protrusion on the upper end end face of described clutch shaft; Has the keyway that cooperates with described key on the lower end surface of described fixed rotating shaft; Described push rod is along the axial perforation fixed rotating shaft of fixed rotating shaft, and the bottom surface of described keyway is passed in the lower end of push rod and the end face of described key offsets, and the upper end is fixed on the guidance panel by the upper end of fixed rotating shaft.
Preferably, described clutch shaft is coaxial with fixed rotating shaft, has the key of protrusion on the lower end surface of described fixed rotating shaft; Has the keyway that cooperates with described key on the upper end end face of described clutch shaft; Described push rod is along the axial perforation fixed rotating shaft of fixed rotating shaft, and the end face of described key is passed in the lower end of push rod and the bottom surface of described keyway offsets, and the upper end is fixed on the guidance panel by the upper end of fixed rotating shaft.
Preferably, described clutch shaft is non-coaxial with fixed rotating shaft, and the outside, the lower end of described fixed rotating shaft has the gear around fixed rotating shaft, the outside, upper end of described clutch shaft have around clutch shaft and can with the gear pitch wheel of fixed rotating shaft; Described push rod is positioned at the outside of fixed rotating shaft, and the shank portion of push rod is passed at least one fairlead, and described fairlead is fixed with respect to the position of guidance panel.
Preferably, described clutch structure can also comprise limit shaft sleeve, and the lower end of described limit shaft sleeve is fixed on the motor, and surrounds motor output shaft, back-moving spring and clutch shaft, the inwall of limit shaft sleeve and the smooth applying of the outer wall of clutch shaft.
Preferably, when described clutch shaft and fixed rotating shaft were coaxial, the upper surface of described limit shaft sleeve was supported on the lower surface of fixed rotating shaft.
Preferably, when described clutch shaft and fixed rotating shaft are coaxial, the upper end of described limit shaft sleeve is set in the lower end of fixed rotating shaft, and the inwall of limit shaft sleeve is along being circular perpendicular to its axial cross section, and the outer wall edge, lower end of fixed rotating shaft is circular perpendicular to its axial cross section.
Preferably, the lower end surface that contacts with clutch shaft of described push rod is oval, circle or polygon.
Clutch structure of the present invention, its clutch shaft can be set on the motor output shaft and slide up and down, when push rod is pressed, fixed rotating shaft and clutch shaft break away from, when push rod is upspring, clutch shaft and fixed rotating shaft engagement, the rotation of motor output shaft is delivered on the fixed rotating shaft, thereby realizes the clutch operation to fixed rotating shaft and motor.By outside motor output shaft, back-moving spring and clutch shaft, limit shaft sleeve being set, can make the slip of clutch shaft more stable.
Description of drawings
Fig. 1 be the first embodiment of clutch structure of the present invention when push rod is upspring along the axial schematic cross-section of fixed rotating shaft;
Fig. 2 be the first embodiment of clutch structure of the present invention when push rod is pressed along the axial schematic cross-section of fixed rotating shaft;
Fig. 3 is the schematic perspective view of clutch shaft upper end of the first embodiment of clutch structure of the present invention;
Fig. 4 is the schematic perspective view of fixed rotating shaft lower end of the first embodiment of clutch structure of the present invention;
Fig. 5 is the schematic perspective view of fixed rotating shaft lower end of the second embodiment of clutch structure of the present invention;
Fig. 6 is the schematic perspective view of clutch shaft upper end of the second embodiment of clutch structure of the present invention;
Fig. 7 is that the master of the 3rd embodiment of clutch structure of the present invention looks schematic diagram;
Fig. 8 is the first structural representation of the limit shaft sleeve of clutch structure of the present invention;
Fig. 9 is the second structural representation of the limit shaft sleeve of clutch structure of the present invention;
Figure 10 is the third structural representation of the limit shaft sleeve of clutch structure of the present invention.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, below in conjunction with the drawings and specific embodiments the embodiment of the invention is described in further detail.
The invention provides a kind of clutch structure, as shown in Figure 1, comprising: back-moving spring 1, clutch shaft 2, fixed rotating shaft 3 and push rod 4.
Have the groove 21 that cooperates with motor output shaft 50 on the lower end surface of clutch shaft 2, clutch shaft 2 is set on the motor output shaft 50 by groove 21.Usually, motor output shaft 50 is along be square perpendicular to its axial cross section, correspondence, groove 21 is shaped as square on the end face of place.Clutch shaft 2 can move along its axis.
Back-moving spring 1 is set on the motor output shaft 50, and the lower end surface of back-moving spring 1 is against the root of motor output shaft 50, and the upper end end face is against the end face at groove 21 places of clutch shaft 2.Back-moving spring 1 can offer clutch shaft 2 away from the elastic force of motor 5.
The upper end of the lower end of fixed rotating shaft 3 and clutch shaft 2 can be intermeshing, and the upper end is fixed on the guidance panel 6 and can be around the axial rotation of fixed rotating shaft 3.Operating personnel can be by the conversion operations of rotation fixed rotating shaft 3 realizations to dual-power transfer switch.
The lower end of push rod 4 is against on the upper end end face of clutch shaft 2, and the upper end is fixed on the guidance panel 6 and can moves along being parallel to fixed rotating shaft 3 axial directions.
When push rod 4 was pressed, clutch shaft 2 broke away from (referring to Fig. 2) with fixed rotating shaft 3, motor output shaft 50 idle running; When push rod 4 is upspring, clutch shaft 2 and fixed rotating shaft 3 engagements (referring to Fig. 1), the rotation of motor output shaft 50 is delivered on the fixed rotating shaft 3.Operating personnel can realize the disengaging of clutch shaft 2 and the control operation of again meshing with fixed rotating shaft 3 by push rod 4, thereby in whole clutch operating process fixed rotating shaft 3 and motor 5 be carried out the clutch operation.
When clutch shaft 2 and fixed rotating shaft 3 are coaxial, referring to Fig. 3, have the key 22 of protrusion on the upper end end face of described clutch shaft 2, described key 22 can be cuboid as shown in Figure 3.And has the keyway 32 (referring to Fig. 4) that cooperates with described key 22 on the lower end surface of described fixed rotating shaft 3.At this moment, push rod 4 is along the axial perforation fixed rotating shaft 3 of fixed rotating shaft 3, and the bottom surface of described keyway 32 is passed in the lower end of push rod 4 and the end face of described key 22 offsets, and the upper end is fixed on the guidance panel 6 by the upper end of fixed rotating shaft.The lower end surface that push rod 4 contacts with clutch shaft 2 can be the shapes such as ellipse, circle, polygon.When clutch shaft 2 adopts the fit system of key and keyway with fixed rotating shaft 3, key on the clutch shaft 2 can get final product when clutch shaft 2 and fixed rotating shaft 3 are laminated being oval, semicircle, polygon or other shape perpendicular to clutch shaft 2 cross section on axially in the transmission rotation.
When clutch shaft 2 and fixed rotating shaft 3 are coaxial, referring to Fig. 5, have the key 33 of protrusion on the lower end surface of described fixed rotating shaft 3, described key 33 can be cuboid as shown in Figure 5.And has the keyway 23 (referring to Fig. 6) that cooperates with described key 33 on the upper end end face of described clutch shaft 2.At this moment, described push rod 4 is along the axial perforation fixed rotating shaft 3 of fixed rotating shaft 3, and the end face of described key 33 is passed in the lower end of push rod 4 and the bottom surface of described keyway 23 offsets, and the upper end is fixed on the guidance panel 6 by the upper end of fixed rotating shaft 3.The lower end surface that push rod 4 contacts with clutch shaft 2 can be the shapes such as ellipse, circle, polygon.When clutch shaft 2 adopts the fit system of key and keyway with fixed rotating shaft 3, key on the fixed rotating shaft 3 can get final product when clutch shaft 2 and fixed rotating shaft 3 are laminated being oval, semicircle, polygon or other shape perpendicular to fixed rotating shaft 3 cross section on axially in the transmission rotation.
When clutch shaft 2 and fixed rotating shaft 3 non-when coaxial, referring to Fig. 7, the outside, the lower end of described fixed rotating shaft 3 has the gear 34 around fixed rotating shaft 3, the outside, upper end of described clutch 2 have around clutch shaft 2 and can with gear 34 pitch wheels 24 of fixed rotating shaft 3.Described push rod 4 is positioned at the outside of fixed rotating shaft 3, the shank portion of push rod 4 is passed at least one fairlead 7, described fairlead 7 is fixed with respect to guidance panel 6 positions, fairlead 7 can be the cylindrical shell that extends from guidance panel 6, and for example for twin-power switch, fairlead 7 can be fixed on certain structure of twin-power switch.Thus, guidance panel 6 and fairlead 7 can limit the moving direction of push rod 4.The lower end surface that push rod 4 contacts with clutch shaft 2 can be the shapes such as ellipse, circle, polygon.Push rod 4 and fixed rotating shaft 3 axially can be parallel to each other, like this on guidance panel 6, push rod 4 is connected with fixed rotating shaft can connect two independently operating key or control handles, the operating key of fixed rotating shaft 3 or control handle can drive fixed rotating shaft 3 around its axial-rotation, and the operating key of push rod 4 or control handle can drive push rod 4 and axially press or upspring along it.
Described clutch structure preferably can also comprise limit shaft sleeve 8 (referring to Fig. 8), the lower end of described limit shaft sleeve 8 is fixed on the motor 5, and encirclement motor output shaft 50, back-moving spring 1 and clutch shaft 2, the smooth applying of outer wall of the inwall of limit shaft sleeve 8 and clutch shaft 2.Thus, clutch shaft 2 is more stable during along self move axially in the elastic force effect that is pushed and be subjected to back-moving spring 1 by push rod 4, can avoid rocking.
For the coaxial situation of clutch shaft 2 and fixed rotating shaft 3, on the lower surface of fixed rotating shaft 3 (referring to Fig. 9) can be supported in the upper surface of limit shaft sleeve 8; Limit shaft sleeve 8 also can further be set in the lower end (referring to Figure 10) of fixed rotating shaft 3, at this moment, the inwall edge of limit shaft sleeve 8 is circular perpendicular to its axial cross section, the lower end edge of fixed rotating shaft 3 also is circular perpendicular to its axial cross section, like this, when motor 5 drove limit shaft sleeve 8 rotation, fixed rotating shaft 3 can not followed motor 5 and be rotated.
Clutch structure of the present invention is upper outside except being applied in twin-power switch, and can also be applied in other need to carry out on the structure of clutch operation with motor.
Clutch structure of the present invention can directly be used with existing motor, does not need motor and gear box are changed (existing motor and gear box normally Integral design), also need not adjust the size of gear box, and is easy to use; The number of spare parts that consists of clutch structure is less, so cost is also lower.
Clutch structure of the present invention, its clutch shaft can be set on the motor output shaft and slide up and down, when push rod is pressed clutch shaft, fixed rotating shaft and clutch shaft break away from, when push rod is upspring, clutch shaft and fixed rotating shaft engagement, the rotation of motor output shaft is delivered on the fixed rotating shaft, thereby realizes the clutch operation to fixed rotating shaft and motor.By outside motor output shaft, back-moving spring and clutch shaft, limit shaft sleeve being set, can make the slip of clutch shaft more stable.
Need to prove, in this article, relational terms such as the first and second grades only is used for an entity or operation are made a distinction with another entity or operation, and not necessarily requires or hint and have the relation of any this reality or sequentially between these entities or the operation.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby not only comprise those key elements so that comprise process, method, article or the equipment of a series of key elements, but also comprise other key elements of clearly not listing, or also be included as the intrinsic key element of this process, method, article or equipment.Do not having in the situation of more restrictions, the key element that is limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.
The above is preferred embodiment of the present invention only, is not for limiting protection scope of the present invention.All any modifications of doing within the spirit and principles in the present invention, be equal to replacement, improvement etc., all be included in protection scope of the present invention.
Claims (8)
1. a clutch structure is characterized in that, comprises back-moving spring, clutch shaft, fixed rotating shaft and push rod;
Have the groove that cooperates with motor output shaft on the lower end surface of described clutch shaft, clutch shaft is set on the motor output shaft by described groove; Described back-moving spring is set on the motor output shaft, and the lower end surface of back-moving spring is against the root of motor output shaft, and the upper end end face is against the end face at the groove place of clutch shaft;
The lower end of fixed rotating shaft and the upper end of clutch shaft can be intermeshing, and the upper end is fixed on the guidance panel and can be around the axial rotation of fixed rotating shaft; The lower end of described push rod is against on the upper end end face of clutch shaft, and the upper end is fixed on the guidance panel and can moves along being parallel to the axial direction of fixed rotating shaft;
When described push rod was pressed, clutch shaft and fixed rotating shaft broke away from, motor output shaft idle running; When push rod is upspring, clutch shaft and fixed rotating shaft engagement, the rotation of motor output shaft is delivered on the fixed rotating shaft.
2. clutch structure as claimed in claim 1 is characterized in that, described clutch shaft is coaxial with fixed rotating shaft, has the key of protrusion on the upper end end face of described clutch shaft; Has the keyway that cooperates with described key on the lower end surface of described fixed rotating shaft; Described push rod is along the axial perforation fixed rotating shaft of fixed rotating shaft, and the bottom surface of described keyway is passed in the lower end of push rod and the end face of described key offsets, and the upper end is fixed on the guidance panel by the upper end of fixed rotating shaft.
3. clutch structure as claimed in claim 1 is characterized in that, described clutch shaft is coaxial with fixed rotating shaft, has the key of protrusion on the lower end surface of described fixed rotating shaft; Has the keyway that cooperates with described key on the upper end end face of described clutch shaft; Described push rod is along the axial perforation fixed rotating shaft of fixed rotating shaft, and the end face of described key is passed in the lower end of push rod and the bottom surface of described keyway offsets, and the upper end is fixed on the guidance panel by the upper end of fixed rotating shaft.
4. clutch structure as claimed in claim 1, it is characterized in that, described clutch shaft is non-coaxial with fixed rotating shaft, the outside, the lower end of described fixed rotating shaft has the gear around fixed rotating shaft, the outside, upper end of described clutch shaft have around clutch shaft and can with the gear pitch wheel of fixed rotating shaft; Described push rod is positioned at the outside of fixed rotating shaft, and the shank portion of push rod is passed at least one fairlead, and described fairlead is fixed with respect to the position of guidance panel.
5. such as each described clutch structure of claim 1-4, it is characterized in that described clutch structure also comprises limit shaft sleeve, the lower end of described limit shaft sleeve is fixed on the motor, and encirclement motor output shaft, back-moving spring and clutch shaft, the inwall of limit shaft sleeve and the smooth applying of the outer wall of clutch shaft.
6. clutch structure as claimed in claim 5 is characterized in that, when described clutch shaft and fixed rotating shaft were coaxial, the upper surface of described limit shaft sleeve was supported on the lower surface of fixed rotating shaft.
7. clutch structure as claimed in claim 5, it is characterized in that, when described clutch shaft and fixed rotating shaft are coaxial, the upper end of described limit shaft sleeve is set in the lower end of fixed rotating shaft, the inwall of limit shaft sleeve is along being circular perpendicular to its axial cross section, and the outer wall edge, lower end of fixed rotating shaft is circular perpendicular to its axial cross section.
8. such as each described clutch structure of claim 1-4, it is characterized in that the lower end surface that described push rod contacts with clutch shaft is ellipse, circle or polygon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110301527.4A CN103023202B (en) | 2011-09-27 | 2011-09-27 | A kind of clutch structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110301527.4A CN103023202B (en) | 2011-09-27 | 2011-09-27 | A kind of clutch structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103023202A true CN103023202A (en) | 2013-04-03 |
| CN103023202B CN103023202B (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110301527.4A Active CN103023202B (en) | 2011-09-27 | 2011-09-27 | A kind of clutch structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103023202B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119421A (en) * | 2015-08-19 | 2015-12-02 | 重庆茂田机械有限公司 | Transmission structure applied to wheelchair motor |
| CN109489377A (en) * | 2018-11-22 | 2019-03-19 | 张晓艳 | A kind of ceramics drying equipment |
| CN109869064A (en) * | 2019-03-12 | 2019-06-11 | 陈锐城 | A kind of new-energy automobile glass and screen window lifter |
| CN110368125A (en) * | 2019-04-29 | 2019-10-25 | 深圳市捷而舒科技有限公司 | A kind of low speed hoirzontally rotating electric toothbrush |
| CN110789216A (en) * | 2019-11-14 | 2020-02-14 | 潘清娴 | Scarves printing device |
| CN115649423A (en) * | 2022-12-29 | 2023-01-31 | 中国空气动力研究与发展中心空天技术研究所 | Cross-medium aircraft water-air coaxial double-paddle structure |
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| CN2119540U (en) * | 1992-03-17 | 1992-10-21 | 李松敏 | Auto-clutch for electrical rotary machines and tools |
| JP2000152559A (en) * | 1998-11-04 | 2000-05-30 | Victor Co Of Japan Ltd | Shock absorbing mechanism of motor power transfer device and cassette loading device |
| CN2650308Y (en) * | 2003-10-08 | 2004-10-20 | 潘华建 | Driving device for changing-over switch |
| CN1765346A (en) * | 2004-10-25 | 2006-05-03 | 三洋电机株式会社 | Drive device for electrically movable vehicles and electric wheelchair having same |
| CN2813861Y (en) * | 2005-07-22 | 2006-09-06 | 刘永华 | Clutch mechanism for door-opening machine and door-rolling axle |
| CN201163576Y (en) * | 2008-03-20 | 2008-12-10 | 施耐德电器工业公司 | Switch |
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2011
- 2011-09-27 CN CN201110301527.4A patent/CN103023202B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2119540U (en) * | 1992-03-17 | 1992-10-21 | 李松敏 | Auto-clutch for electrical rotary machines and tools |
| JP2000152559A (en) * | 1998-11-04 | 2000-05-30 | Victor Co Of Japan Ltd | Shock absorbing mechanism of motor power transfer device and cassette loading device |
| CN2650308Y (en) * | 2003-10-08 | 2004-10-20 | 潘华建 | Driving device for changing-over switch |
| CN1765346A (en) * | 2004-10-25 | 2006-05-03 | 三洋电机株式会社 | Drive device for electrically movable vehicles and electric wheelchair having same |
| CN2813861Y (en) * | 2005-07-22 | 2006-09-06 | 刘永华 | Clutch mechanism for door-opening machine and door-rolling axle |
| CN201163576Y (en) * | 2008-03-20 | 2008-12-10 | 施耐德电器工业公司 | Switch |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119421A (en) * | 2015-08-19 | 2015-12-02 | 重庆茂田机械有限公司 | Transmission structure applied to wheelchair motor |
| CN105119421B (en) * | 2015-08-19 | 2018-01-02 | 重庆茂田机械有限公司 | Drive mechanism for wheel chair motor |
| CN109489377A (en) * | 2018-11-22 | 2019-03-19 | 张晓艳 | A kind of ceramics drying equipment |
| CN109869064A (en) * | 2019-03-12 | 2019-06-11 | 陈锐城 | A kind of new-energy automobile glass and screen window lifter |
| CN109869064B (en) * | 2019-03-12 | 2020-11-03 | 陈锐城 | New energy automobile glass and screen window riser |
| CN110368125A (en) * | 2019-04-29 | 2019-10-25 | 深圳市捷而舒科技有限公司 | A kind of low speed hoirzontally rotating electric toothbrush |
| CN110789216A (en) * | 2019-11-14 | 2020-02-14 | 潘清娴 | Scarves printing device |
| CN115649423A (en) * | 2022-12-29 | 2023-01-31 | 中国空气动力研究与发展中心空天技术研究所 | Cross-medium aircraft water-air coaxial double-paddle structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103023202B (en) | 2015-08-05 |
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