CN205331344U - A structure for transmitting moment of torsion - Google Patents
A structure for transmitting moment of torsion Download PDFInfo
- Publication number
- CN205331344U CN205331344U CN201521048766.3U CN201521048766U CN205331344U CN 205331344 U CN205331344 U CN 205331344U CN 201521048766 U CN201521048766 U CN 201521048766U CN 205331344 U CN205331344 U CN 205331344U
- Authority
- CN
- China
- Prior art keywords
- blend stop
- interior axle
- transmission
- arcwall face
- holding tank
- 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 structure for transmitting moment of torsion, including pivot and interior axle, the pivot includes the linkage segment, input section and transmission section, the transmission section is provided with the holding tank, the one end of interior axle links to each other with the input section, its other end is put into in the holding tank, be provided with movable chamber in the interior axle, the activity intracavity is connected with the movable rod that can act on the transmission pearl through the elastic component, it passes two open -ended blend stop A respectively to have linked firmly two on the outer wall of movable rod, blend stop A's top is provided with the location strip, the inner wall of linkage segment is provided with blend stop B, blend stop B's bottom is provided with the constant head tank. The utility model discloses in, through the contact between blend stop A and the blend stop B with the cooperation breaks away from, the movable rod can act on, make it take place axial displacement with control drive pearl and the intraoral position of installation at the activity intracavity, like this, can be at the normal during operation of micromotor, the load of axle in reducing, can, the linkage segment give the transmission section with the power transmission of interior axle when splitting again.
Description
Technical field
This utility model relates to machine field, specifically refers to the structure for transmitting moment of torsion。
Background technology
Micro machine is a kind of conventional PTO, and its power is exported by rotating shaft。In the course of the work, rotating shaft can bear high torque, and when suddenling change particularly in service load, rotating shaft is very easily ruptured。After rotating shaft is ruptured, power output is interrupted completely, it is impossible to work on。
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, thering is provided a kind of structure being applicable to have more service load sudden change occasion, it can provide two kinds of drive mechanisms, after a kind of drive mechanism lost efficacy wherein, another kind of drive mechanism work, it is to avoid the situation that power output is interrupted completely occurs。
The purpose of this utility model is achieved through the following technical solutions:
For transmitting the structure of moment of torsion, including rotating shaft and the axle being coaxially disposed and being positioned at rotating shaft with rotating shaft, rotating shaft includes linkage section and the input section being connected respectively and the transmission segment that hollow is arranged with linkage section two ends, transmission segment is provided with holding tank in the end near linkage section, one end of interior axle is connected with input section, its other end is inserted in holding tank and has certain interval between this end outer wall and holding tank inwall, the movable chamber of hollow it is provided with in interior axle, the axial wall of interior axle is provided with two openings being oppositely arranged connected with movable chamber and multiple and movable chamber connects and be respectively positioned on the installing port in holding tank area encompassed, installing port is provided with transmission pearl by elastic threads, transmission pearl has certain interval under the effect of elastic threads and between the inwall of holding tank, movable intracavity slides and is provided with the motion bar that may act on transmission pearl, the two ends of motion bar are connected each through the cavity wall of elastic component with movable chamber, under the effect of two elastic components, motion bar inserts multiple transmission pearl area encompassed, the outer wall of motion bar is fixed with two blend stop A being each passed through two openings, the top of blend stop A is set to the arcwall face A coaxial with interior axle, and this end is additionally provided with the positioning strip externally protruding out in arcwall face A, the inwall of linkage section is provided with blend stop B, the bottom of blend stop B is set to the arcwall face B coordinated with arcwall face A, and this end is additionally provided with indent in arcwall face B and the locating slot that can match with positioning strip, when positioning strip inserts locating slot, arcwall face A contacts with arcwall face B, and motion bar overcomes the effect of two elastic components to depart from multiple transmission pearl areas encompassed。
During this utility model application, input section is connected with the clutch end of micro machine, and transmission segment is connected with equipment to be driven。During normal operation, input section drives linkage section, transmission segment and with input section connect interior axle together with rotate, blend stop A on motion bar rotates together with the blend stop B being arranged on linkage section, thus positioning strip position also remains the state being positioned at locating slot, so, motion bar then overcomes the effect of two elastic components to depart from multiple transmission pearl area encompassed, due to the effect without motion bar, multiple transmission pearls are all positioned at installing port under the supporting role of deadweight and elastic threads and the inwall with holding tank maintains certain interval, thus interior axle and transmission segment be not directly contacted with, so can reduce the load of internal axle。During normal operation, the power of micro machine is then by inputting section, linkage section and transmission segment output。And after linkage section ruptures, interior axle then relatively rotates with linkage section, positioning strip then can relatively rotate with locating slot and depart from locating slot, motion bar then can reset rapidly under the supporting role of two elastic components, motion bar is made then to enter in multiple transmission pearl area encompassed, transmission pearl then can overcome the supporting role of elastic threads all to extending out shifting until contacting with the inwall of holding tank, at this moment, the top of transmission pearl contacts with the inwall of holding tank, its bottom contacts with the outer wall of motion bar, so, the power of interior axle then can be passed to transmission segment by motion bar and drive transmission segment to rotate together with interior axle by transmission pearl, specifically, the power of micro machine is then by inputting section, interior axle and transmission segment output, so, the situation that power output is interrupted completely can be avoided to occur。Wherein, the two ends of motion bar are provided with elastic component, can improve the stability that motion bar moves axially in movable intracavity, it is to avoid occur rocking。
Wherein, owing to interior axle one end is connected with input section, though its another section is positioned at holding tank but is in vacant state, when interior axle rotates, its free end can shake unavoidably and affect the stability of operation。And by the setting of arcwall face A and arcwall face B, when working properly, namely when positioning strip is inserted in locating slot, arcwall face A can contact with arcwall face B, so, the strong point can be provided for the rotation of interior axle, so then can improve the stability of interior axle and linkage section synchronous axial system。
For improving the transmission quality of multiple transmission pearl, further, multiple described installing ports are positioned in the same circumferential line of described axle, and are uniformly distributed in this circumferential line。
For realizing the elastic threads connection to transmission pearl, and can guarantee that transmission pearl realizes effective gearing, further, transmission pearl is arranged in described installing port by described elastic threads by the two ends and axle center running through described transmission pearl。
Further, the width of the described blend stop B width more than described blend stop A。So arrange, when interior axle relatively rotates with linkage section, blend stop A can be easy to and depart from blend stop B, meanwhile, also allow for blend stop A moving axially in opening。
Further, it is provided with magnet piece in described blend stop B。Magnet piece is set, can avoid positioning strip that skew or collision occur in locating slot, so, stability when can improve positioning strip with locating slot synchronizing moving。And when fracture occurs linkage section, between positioning strip and locating slot, power then can make positioning strip overcome the captivation of this magnet piece to depart from locating slot in relative rotation。
Further, described interior axle is provided with Magnet circle。The chip produced when Magnet circle is for adsorbing linkage section fracture, it is to avoid chip disperses and damages other equipment, improves safety。
This utility model has the advantages that
1, this utility model arranges interior axle and linkage section two overlaps torque transfer member, is transmitted moment of torsion by interior axle after linkage section fracture failure, it is to avoid the situation that power output is interrupted completely occurs。
2, coordinated with departing from by contacting between blend stop A with blend stop B, may act on motion bar so that it is move axially to control transmission pearl and the position in installing port at movable intracavity, such that can when micro machine normal operation, the load of axle in reducing；Again can when linkage section ruptures, by the power transmission of interior axle to transmission segment。
3, owing to interior axle one end is connected with input section, though its another section is positioned at holding tank but is in vacant state, when interior axle rotates, its free end can shake unavoidably and affect the stability of operation。And by the setting of arcwall face A and arcwall face B, when working properly, namely when positioning strip is inserted in locating slot, arcwall face A can contact with arcwall face B, so, the strong point can be provided for the rotation of interior axle, so then can improve the stability of interior axle and linkage section synchronous axial system。
4, magnet piece is set, can avoid positioning strip that skew or collision occur in locating slot, so, stability when can improve positioning strip with locating slot synchronizing moving。And when fracture occurs linkage section, between positioning strip and locating slot, power then can make positioning strip overcome the captivation of this magnet piece to depart from locating slot in relative rotation。
5, Magnet circle is for adsorbing the chip produced when linkage section ruptures, it is to avoid chip disperses and damages other equipment, improves the safety of operation。
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by this utility model embodiment, constitutes the part of the application, is not intended that the restriction to this utility model embodiment。In the accompanying drawings:
Fig. 1 is the structural representation of one specific embodiment of structure for transmitting moment of torsion described in the utility model；
Fig. 2 is the sectional view shown in Fig. 1 along A-A direction；
Fig. 3 is the sectional view shown in Fig. 1 along B-B direction；
Fig. 4 is the structure for the transmitting moment of torsion described in the utility model structural representation when shelves bar A contacts with shelves bar B；
Fig. 5 is the structure for the transmitting moment of torsion described in the utility model structural representation when shelves bar A and shelves bar B departs from。
Labelling and corresponding parts title in accompanying drawing: 1, rotating shaft, 101, input section, 102, linkage section, 103, transmission segment, 104, holding tank, 2, interior axle, 201, movable chamber, 202, opening, 203, installing port, 204, elastic threads, 205, transmission pearl, 206, elastic component, 207, Magnet circle, 3, motion bar, 301, blend stop A, 302, blend stop B, 303, positioning strip, 304, locating slot, 305, magnet piece。
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, exemplary embodiment of the present utility model and explanation thereof are only used for explaining this utility model, are not intended as restriction of the present utility model。
Embodiment 1
As shown in Figures 1 to 5, for transmitting the structure of moment of torsion, including rotating shaft 1 and the axle 2 being coaxially disposed and being positioned at rotating shaft 1 with rotating shaft 1, rotating shaft 1 includes linkage section 102 and the input section 101 being connected respectively and the transmission segment 103 that hollow is arranged with linkage section 102 two ends, transmission segment 103 is provided with holding tank 104 in the end near linkage section 102, one end of interior axle 2 is connected with input section 101, its other end is inserted in holding tank 104 and has certain interval between this end outer wall and holding tank 104 inwall, the movable chamber 201 of hollow it is provided with in interior axle 2, the axial wall of interior axle 2 is provided with two openings 202 being oppositely arranged connected with movable chamber 201 and multiple and movable chamber 201 connects and be respectively positioned on the installing port 203 in holding tank 104 area encompassed, installing port 203 is provided with transmission pearl 205 by elastic threads 204, transmission pearl 205 has certain interval under the effect of elastic threads 204 and between the inwall of holding tank 104, slide in movable chamber 201 and be provided with the motion bar 3 that may act on transmission pearl 205, the two ends of motion bar 3 are connected each through the cavity wall of elastic component 206 with movable chamber 201, under the effect of two elastic components 206, motion bar 3 inserts multiple transmission pearl 205 area encompassed, the outer wall of motion bar 3 is fixed with two blend stop A301 being each passed through two openings 202, the top of blend stop A301 is set to the arcwall face A coaxial with interior axle 2, and this end is additionally provided with the positioning strip 303 externally protruding out in arcwall face A, the inwall of linkage section 102 is provided with blend stop B302, the bottom of blend stop B302 is set to the arcwall face B coordinated with arcwall face A, and this end is additionally provided with indent in arcwall face B and the locating slot 304 that can match with positioning strip 303, when positioning strip 303 inserts locating slot 304, arcwall face A contacts with arcwall face B, and motion bar 3 overcomes the effect of two elastic components 206 to depart from multiple transmission pearl 205 areas encompassed。
During the present embodiment application, input section 101 is connected with the clutch end of micro machine, and transmission segment 103 is connected with equipment to be driven。During normal operation, input section 101 drives linkage section 102, transmission segment 103 and with input section 101 connect interior axle 2 together with rotate, blend stop A301 on motion bar 3 rotates together with the blend stop B302 being arranged on linkage section 102, thus positioning strip 303 also remains the state being positioned at locating slot 304, so, motion bar 3 then overcomes the effect of two elastic components 206 to depart from multiple transmission pearl 205 area encompassed, due to the effect without motion bar 3, multiple transmission pearls 205 are all positioned at installing port 203 under the supporting role of deadweight and elastic threads 204 and the inwall with holding tank 104 maintains certain interval, thus interior axle 2 and transmission segment 103 be not directly contacted with, so can reduce the load of internal axle 2。During normal operation, the power of micro machine is then exported by input section 101, linkage section 102 and transmission segment 103。And after linkage section 102 ruptures, interior axle 2 then relatively rotates with linkage section 102, positioning strip 303 then can relatively rotate with locating slot 304 and depart from locating slot 304, motion bar 3 then can reset rapidly under the supporting role of two elastic components 206, motion bar 3 is made then to enter in multiple transmission pearl 205 area encompassed, transmission pearl 205 then can overcome the supporting role of elastic threads 204 all to extending out shifting until contacting with the inwall of holding tank 104, at this moment, the top of transmission pearl 205 contacts with the inwall of holding tank 104, its bottom contacts with the outer wall of motion bar 3, so, the power of interior axle 2 then can be passed to transmission segment 103 by motion bar 3 and drive transmission segment 103 to rotate together with interior axle 2 by transmission pearl 205, specifically, the power of micro machine is then by inputting section 101, interior axle 2 and transmission segment 103 export, so, the situation that power output is interrupted completely can be avoided to occur。
Wherein, owing to interior axle 2 one end is connected with input section 101, though its another section is positioned at holding tank 104 but is in vacant state, when interior axle 2 rotates, its free end can shake unavoidably and affect the stability of operation。And by the setting of arcwall face A and arcwall face B, when working properly, namely when positioning strip 303 is inserted in locating slot 304, arcwall face A can contact with arcwall face B, so, the strong point can be provided for the rotation of interior axle 2, so then can improve the stability of interior axle 2 and linkage section 102 synchronous axial system。
For improving the transmission quality of multiple transmission pearl 205, it is preferable that multiple described installing ports 203 are positioned in the described same circumferential line of axle 2, and are uniformly distributed in this circumferential line。
For realizing the elastic threads 204 connection to transmission pearl 205, and can guarantee that transmission pearl 205 realizes effective gearing, it is preferable that transmission pearl 205 is arranged in described installing port 203 by described elastic threads 204 by the two ends and axle center running through described transmission pearl 205。
Preferably, the width of the described blend stop B302 width more than described blend stop A301。So arrange, when interior axle 2 relatively rotates with linkage section 102, blend stop A301 can be easy to and depart from blend stop B302, meanwhile, also allow for blend stop A301 moving axially in opening 202。
Preferably, it is provided with magnet piece 305 in described blend stop B302。Magnet piece 305 is set, can avoid positioning strip 303 that skew or collision occur in locating slot 304, so, stability when can improve positioning strip 303 with locating slot 304 synchronizing moving。And when fracture occurs linkage section 102, between positioning strip 303 and locating slot 304, power then can make positioning strip 303 overcome the captivation of this magnet piece 305 to depart from locating slot 304 in relative rotation。
Preferably, described interior axle 2 is provided with Magnet circle 207。Magnet circle 207 is for adsorbing the chip produced when linkage section 102 ruptures, it is to avoid chip disperses and damages other equipment, improves safety。
Above content is further description this utility model made in conjunction with concrete preferred implementation, it is impossible to assert that detailed description of the invention of the present utility model is confined to these explanations。For this utility model person of an ordinary skill in the technical field, without departing from other embodiments drawn under the technical solution of the utility model, should be included in protection domain of the present utility model。
Claims (6)
1. for transmitting the structure of moment of torsion, it is characterized in that: include rotating shaft (1) and be coaxially disposed and be positioned at the axle (2) of rotating shaft (1) with rotating shaft (1), rotating shaft (1) includes linkage section (102) and the input section (101) being connected respectively and the transmission segment (103) that hollow is arranged with linkage section (102) two ends, transmission segment (103) is provided with holding tank (104) in the end near linkage section (102), one end of interior axle (2) is connected with input section (101), its other end is inserted in holding tank (104) and has certain interval between this end outer wall and holding tank (104) inwall；
The movable chamber (201) of hollow it is provided with in interior axle (2), the axial wall of interior axle (2) is provided with two openings being oppositely arranged (202) connected with movable chamber (201) and installing port (203) that multiple and movable chamber (201) connects and be respectively positioned in holding tank (104) area encompassed, installing port (203) is provided with transmission pearl (205) by elastic threads (204), transmission pearl (205) has certain interval under the effect of elastic threads (204) and between the inwall of holding tank (104), slide in movable chamber (201) and be provided with the motion bar (3) that may act on transmission pearl (205), the two ends of motion bar (3) are connected each through the cavity wall of elastic component (206) with movable chamber (201), under the effect of two elastic components (206), motion bar (3) inserts multiple transmission pearl (205) area encompassed, the outer wall of motion bar (3) is fixed with two blend stop A(301 being each passed through two openings (202)), blend stop A(301) top be set to the arcwall face A coaxial with interior axle (2), and this end is additionally provided with the positioning strip (303) externally protruding out in arcwall face A, the inwall of linkage section (102) is provided with blend stop B(302), blend stop B(302) bottom be set to the arcwall face B that coordinates with arcwall face A, and this end is additionally provided with indent in arcwall face B and the locating slot (304) that can match with positioning strip (303), when positioning strip (303) inserts locating slot (304), arcwall face A contacts with arcwall face B, and motion bar (3) overcomes the effect of two elastic components (206) to depart from multiple transmission pearl (205) areas encompassed。
2. the structure for transmitting moment of torsion according to claim 1, it is characterised in that: multiple described installing ports (203) are positioned in described axle (2) same circumferential line, and are uniformly distributed in this circumferential line。
3. the structure for transmitting moment of torsion according to claim 1, it is characterised in that: transmission pearl (205) is arranged in described installing port (203) by described elastic threads (204) by the two ends and axle center running through described transmission pearl (205)。
4. the structure for transmitting moment of torsion according to claim 1, it is characterised in that: width described blend stop B(302) is more than the width of described blend stop (301)。
5. the structure for transmitting moment of torsion according to any one in claim 1 ~ 4, it is characterised in that: it is provided with magnet piece (305) in described blend stop B(303)。
6. the structure for transmitting moment of torsion according to claim 5, it is characterised in that: described interior axle (2) is provided with Magnet circle (207)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521048766.3U CN205331344U (en) | 2015-12-15 | 2015-12-15 | A structure for transmitting moment of torsion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521048766.3U CN205331344U (en) | 2015-12-15 | 2015-12-15 | A structure for transmitting moment of torsion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205331344U true CN205331344U (en) | 2016-06-22 |
Family
ID=56207907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521048766.3U Expired - Fee Related CN205331344U (en) | 2015-12-15 | 2015-12-15 | A structure for transmitting moment of torsion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205331344U (en) |
-
2015
- 2015-12-15 CN CN201521048766.3U patent/CN205331344U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 Termination date: 20161215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |