CN210318237U - Clutch structure of standby landing system - Google Patents
Clutch structure of standby landing system Download PDFInfo
- Publication number
- CN210318237U CN210318237U CN201920973128.4U CN201920973128U CN210318237U CN 210318237 U CN210318237 U CN 210318237U CN 201920973128 U CN201920973128 U CN 201920973128U CN 210318237 U CN210318237 U CN 210318237U
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- spline
- spline housing
- driving device
- top plate
- transmission
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- 230000005540 biological transmission Effects 0.000 claims abstract description 60
- 230000033001 locomotion Effects 0.000 claims abstract description 18
- 238000000926 separation method Methods 0.000 claims abstract description 6
- 230000003139 buffering effect Effects 0.000 abstract 2
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 125000006850 spacer group Chemical group 0.000 abstract 1
- 210000001503 joint Anatomy 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a system separation and reunion structure falls in reserve, including the transmission spline, with the spline housing of the coaxial setting of transmission spline, a first drive arrangement for driving the spline housing along its axial displacement, and be used for driving the spline housing along its axial pivoted second drive arrangement, be provided with lifting unit between first drive arrangement and the spline housing, lifting unit includes the lead screw that is connected with first drive arrangement, with lead screw matched with motion piece, the spline housing is connected with buffering subassembly, buffering subassembly includes that the outside apron and the roof of spline housing are located to the spacer sleeve, and set up the elastic component between apron and roof, apron and spline housing fixed connection, roof and spline housing sliding connection, the roof is located the one end that the transmission spline was kept away from to the spline housing, roof and motion piece fixed connection. The utility model discloses a system's separation and reunion structure falls in readiness, not only simple structure is reliable, and stability and security are higher moreover.
Description
Technical Field
The utility model relates to an elevator technical field especially relates to a system separation and reunion structure falls in readiness.
Background
Nowadays, the elevator is inseparable from our life, and people can not leave the elevator when going out, working and the like. In long-term use, the elevator has the problems of inconvenience and even threatens the life safety of the user. For example, when the elevator has power failure, electrical fault, abnormal operation and the like, once people riding the elevator are trapped in the elevator, the people can only wait for rescue and cannot save themselves.
Some elevators in the prior art are also provided with a power supply standby landing system, but the standby landing system is not provided with a clutch, completely depends on electrical operation, and lacks hardware action, so that the safety of the elevator cannot be guaranteed. Therefore, there is a need to develop a clutch structure of a standby system, which has a simple structure and high stability and safety.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a clutch structure of a standby system, which is not only simple in structure but also high in stability and safety.
The utility model discloses a following technical scheme realizes:
a clutch structure of a standby system comprises a transmission spline, a spline housing, a first driving device and a second driving device, wherein the spline housing is coaxial with the transmission spline, the first driving device is used for driving the spline housing to move along the axial direction of the spline housing, the second driving device is used for driving the spline housing to rotate along the axial direction of the spline housing, a lifting assembly is arranged between the first driving device and the spline housing, the lifting assembly comprises a lead screw connected with the first driving device and a moving block matched with the lead screw, the spline housing is connected with a buffer assembly, the buffer assembly comprises a cover plate and a top plate which are sleeved outside the spline housing at intervals, and an elastic part is arranged between the cover plate and the top plate, the cover plate is fixedly connected with the spline housing, the top plate is connected with the spline housing in a sliding mode, the top plate is;
when the clutch is separated, the spline sleeve and the transmission spline are arranged at intervals; when the automatic transmission mechanism is combined, the spline sleeve rotates under the action force of the second driving device, meanwhile, the first driving device drives the screw rod to rotate, the movement block and the top plate are driven to move towards the direction of the transmission spline, the top plate compresses the elastic piece and drives the cover plate and the spline sleeve to move towards the direction of the transmission spline until the spline sleeve is abutted to the transmission spline and the positions of the spline sleeve and the transmission spline are opposite, the first driving device and the second driving device stop moving, and the spline sleeve and the cover plate move under the action force of the elastic piece and are matched with the transmission spline.
Furthermore, one end of the spline housing is provided with a spline groove matched with the transmission spline, and the other end of the spline housing is provided with a shaft hole connected with the second driving device.
Further, a bearing sleeve is arranged between the spline sleeve and the top plate, a bearing is arranged between the bearing sleeve and the spline sleeve, the bearing sleeve is fixedly connected with the spline sleeve, and the bearing sleeve is connected with the top plate in a sliding mode.
Furthermore, the elastic elements are springs, the number of the elastic elements is four, and the four groups of elastic elements are respectively positioned at four corners of the cover plate.
Further, the first driving device comprises a driving motor, a driving gear arranged on an output shaft of the driving motor, a driven gear arranged on the screw rod, and an intermediate gear respectively meshed with the driving gear and the driven gear.
Furthermore, one end of the screw rod and the driving motor are arranged on the mounting seat, and the other end of the screw rod is arranged on the mounting plate.
Furthermore, supports are arranged on two sides of the mounting seat, reflection-type photoelectric sensors are arranged on the supports, and the positions of the two reflection-type photoelectric sensors are respectively opposite to the two sides of the top plate.
Furthermore, a plurality of guide shafts are arranged between the mounting seat and the mounting plate, and the guide shafts are connected with the moving block in a sliding mode.
Furthermore, the number of the guide shafts is four, and the four guide shafts are uniformly arranged along the circumferential direction of the motion block.
Furthermore, the two sides of the motion block are provided with connecting plates, and the two connecting plates are respectively fixed on the two sides of the top plate.
Compared with the prior art, the beneficial effects of the utility model reside in that:
through the technical means of arranging the spline sleeve coaxial with the transmission spline, the first driving device for driving the spline sleeve to move along the axial direction of the spline sleeve and the second driving device for driving the spline sleeve to rotate along the axial direction of the spline sleeve, the spline sleeve can move under the action of the first driving device and rotate under the action of the second driving device so as to be smoothly butted with the transmission spline; through the technical means of connecting the buffer assembly on the spline sleeve, the spline sleeve rotates along with moving towards the direction of the transmission spline until the spline sleeve is abutted against the transmission spline, at the moment, if the position of the spline sleeve is not opposite to that of the transmission spline, the spline sleeve cannot continue to move under the limiting action of the transmission spline, the first driving device continues to drive the top plate to move, as the spline sleeve and the cover plate stop moving, the top plate continues to compress the elastic piece, the spline sleeve continues to rotate until the positions of the spline sleeve and the transmission spline are opposite, at the moment, the first driving device and the second driving device stop moving, the elastic piece is in a compression state, the spline sleeve and the cover plate bounce upwards under the action force of the elastic piece and are matched with the transmission spline, the butt joint of the spline sleeve and the transmission spline is completed, the buffer assembly plays a role in protecting a screw rod, and after the spline sleeve and the, but when the butt joint is not smooth, the screw rod is damaged due to the dead holding, and the butt joint device is simple and reliable in structure and high in stability and safety.
Drawings
Fig. 1 is a perspective view of a clutch structure of a standby system according to an embodiment of the present invention in a disengaged state;
fig. 2 is a perspective view of the clutch structure of the standby system according to the embodiment of the present invention;
fig. 3 is a top view of a clutch structure of a standby system according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of section AA in FIG. 3 (in an isolated state);
FIG. 5 is a cross-sectional view of the AA section of FIG. 3 (in an engaged state);
fig. 6 is an exploded perspective view of a clutch structure of a standby system according to an embodiment of the present invention.
In the figure: 10. a drive spline; 20. a spline housing; 21. a spline groove; 22. a shaft hole; 30. a first driving device; 31. a drive motor; 32. a driving gear; 33. a driven gear; 34. an intermediate gear; 40. a second driving device; 50. a lifting assembly; 51. screw rod 52, motion block; 53. a guide shaft; 54. a connecting plate; 60. a buffer assembly; 61. a cover plate; 62. a top plate; 63. an elastic member; 64. a bearing housing; 65. a bearing; 70. a mounting seat; 71. a support; 72. a reflective photoelectric sensor; 80. and (7) mounting the plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
The clutch structure of the standby system shown in fig. 1-6 comprises a transmission spline 10, a spline housing 20 coaxially arranged with the transmission spline 10, a first driving device 30 for driving the spline housing 20 to move along the axial direction thereof, the lifting assembly 50 is arranged between the first driving device 30 and the spline housing 20 and comprises a lead screw 51 connected with the first driving device 30 and a moving block 52 matched with the lead screw 51, the spline housing 20 is connected with a buffer assembly 60, the buffer assembly 60 comprises a cover plate 61 and a top plate 62 which are sleeved outside the spline housing 20 at intervals and an elastic piece 63 arranged between the cover plate 61 and the top plate 62, the cover plate 61 is fixedly connected with the spline housing 20, the top plate 62 is in sliding connection with the spline housing 20, the top plate 62 is positioned at one end of the spline housing 20 far away from the transmission spline 10, and the top plate 62 is fixedly connected with the moving block 52; when the spline sleeve 20 is separated from the transmission spline 10, the spline sleeve and the transmission spline are arranged at intervals; when the spline housing 20 is combined, the spline housing 20 rotates under the action of the second driving device 40, meanwhile, the first driving device 30 drives the screw rod 51 to rotate and drive the motion block 52 and the top plate 62 to move towards the direction of the transmission spline 10, the top plate 62 compresses the elastic piece 63 and drives the cover plate 61 and the spline housing 20 to move towards the direction of the transmission spline 10 until the spline housing 20 is abutted against and the position of the transmission spline 10 is opposite, the first driving device 30 and the second driving device 40 stop moving, and the spline housing 20 and the cover plate 61 move under the action of the elastic piece 63 and are matched with the transmission spline 10.
Through the technical means of arranging the spline housing 20 coaxial with the transmission spline 10, the first driving device 30 for driving the spline housing 20 to move along the axial direction thereof and the second driving device 40 for driving the spline housing 20 to rotate along the axial direction thereof, the spline housing 20 can move under the action of the first driving device 30 and rotate under the action of the second driving device 40 so as to be smoothly butted with the transmission spline 10; through the technical means of connecting the buffer assembly 60 on the spline housing 20, the spline housing 20 rotates while moving towards the direction of the transmission spline 10 until the spline housing 20 abuts against the transmission spline 10, at this time, if the position of the spline housing 20 is not opposite to the position of the transmission spline 10, the spline housing 20 cannot continue to move under the limiting action of the transmission spline 10, the first driving device 30 continues to drive the top plate 62 to move, because the spline housing 20 and the cover plate 61 stop moving, the top plate 62 continues to compress the elastic member 63, the spline housing 20 continues to rotate until the position of the spline housing is opposite to the transmission spline 10, at this time, the first driving device 30 and the second driving device 40 stop moving, the elastic member 63 is in a compressed state, the spline housing 20 and the cover plate 61 bounce upwards under the action force of the elastic member 63 and are matched with the transmission spline 10, the butt joint of the spline housing 20 and the transmission spline 10 is completed, the buffer assembly 60 plays a role of protecting the screw rod 51, the screw rod 51 is prevented from being damaged due to the dead blocking when the spline sleeve 20 is not smoothly butted with the transmission spline 10 after being butted, and the screw rod is simple and reliable in structure, and high in stability and safety.
In a preferred embodiment, one end of the spline housing 20 is provided with a spline groove 21 for engaging with the driving spline 10, and the other end of the spline housing 20 is provided with a shaft hole 22 connected with the second driving device 40. A bearing sleeve 64 is arranged between the spline housing 20 and the top plate 62, a bearing 65 is arranged between the bearing sleeve 64 and the spline housing 20, the bearing sleeve 64 is fixedly connected with the spline housing 20, and the bearing sleeve 64 is in sliding connection with the top plate 62. The second driving device 40 drives the spline housing 20 to rotate, and the arrangement of the bearing 65 can effectively reduce the friction force in the rotation process of the spline housing 20 and improve the movement efficiency. Preferably, the second driving device 40 includes a driver (not shown) and a reducer (not shown) disposed between the driver and the spline housing 20.
In a preferred embodiment, the elastic members 63 are springs, the number of the elastic members 63 is four, and the four elastic members 63 are respectively located at four corners of the cover plate 61. The four elastic components 63 are arranged to protect the screw rod 51 and prevent the screw rod 51 from being damaged due to rigid movement. When the combination is carried out, because the spline housing 20 and the transmission spline 10 are not always smoothly butted, the end face of the spline housing 20 and the inclined face of the transmission spline 10 may contact with each other, the spline housing 20 cannot be further butted with the transmission spline 10, at this time, the spline housing 20 continues to rotate under the action force of the second driving device 40, the first driving device 30 drives the top plate 62 to move, the top plate 62 continues to compress the elastic piece 63, when the positions of the spline housing 20 and the transmission spline 10 are completely opposite, the first driving device 30 stops moving, the spline housing 20 bounces upwards under the action force of the elastic piece 63 to complete the butting with the transmission spline 10, the elastic piece 63 plays a role in protecting the screw rod 51, and the screw rod 51 is prevented from being damaged due to rigid movement.
In a preferred embodiment, the first driving device 30 includes a driving motor 31, a driving gear 32 provided on an output shaft of the driving motor 31, a driven gear 33 provided on the lead screw 51, and an intermediate gear 34 engaged with the driving gear 32 and the driven gear 33, respectively. Preferably, the axial direction of the output shaft of the driving motor 31 is the same as the axial direction of the screw rod 51, and compared with the structure that the driving motor 31 and the screw rod 51 are coaxially arranged, the present embodiment effectively reduces the overall height of the first driving device 30, so that the overall structure is smaller and more precise, the space is saved, and the production cost is reduced. The driving gear 32, the intermediate gear 34 and the driven gear 33 are tightly engaged with each other by taking the reference circle diameter as an intersection point according to the mechanical motion principle, so that the stable and normal operation of the mechanism is ensured, unnecessary adjustment steps are omitted, and the mechanism can be normally used only by mounting the gears.
In a preferred embodiment, one end of the screw 51 and the driving motor 31 are both provided on the mounting base 70, and the other end of the screw 51 is provided on the mounting plate 80. The mounting plate 80 acts as a stop for the motion block 52. When the spline housing 20 is separated from the transmission spline 10, the screw rod 51 drives the moving block 52 to move, the moving block 52 drives the elastic piece 63, the cover plate 61 and the spline housing 20 to move through the top plate 62, the separation of the spline housing 20 and the transmission spline 10 is completed, when the moving block 52 moves to a preset position, the first driving device 30 stops moving, and the mounting plate 80 plays a limiting role in the moving block 52 to prevent the moving block 52 from being separated from the screw rod 51.
In a preferred embodiment, brackets 71 are disposed on both sides of the mounting seat 70, reflective photosensors 72 are disposed on the brackets 71, and the two reflective photosensors 72 are disposed opposite to both sides of the top plate 62. The reflective photoelectric sensor 72 can monitor the moving distance of the top plate 62, and then determine whether the top plate 62 is moved in place according to a preset value, so as to control the first driving device to stop moving.
In a preferred embodiment, a plurality of guide shafts 53 are disposed between the mounting seat 70 and the mounting plate 80, and each of the plurality of guide shafts 53 is slidably connected to the moving block 52. The moving block 52 is matched with the screw rod 51 and the guide shaft 53, is a force support for driving the top plate 62 to move, and is also an important part for realizing the separation and combination of the spline housing 20 and the transmission spline 10. Preferably, the number of the guide shafts 53 is four, and the four guide shafts 53 are uniformly arranged in the circumferential direction of the moving block 52.
In a preferred embodiment, the motion block 52 is provided with connection plates 54 at both sides thereof, and the two connection plates 54 are fixed to both sides of the top plate 62, respectively. The connecting plate 54 serves to connect the moving block 52 and the top plate 62, and the two connecting plates 54 are arranged so that the moving block 52 and the top plate 62 are more reliably connected.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (10)
1. The utility model provides a prepare and fall system separation and reunion structure which characterized in that: comprises a transmission spline, a spline housing which is coaxial with the transmission spline, a first driving device which is used for driving the spline housing to move along the axial direction of the spline housing, and a second driving device which is used for driving the spline housing to rotate along the axial direction of the spline housing, a lifting assembly is arranged between the first driving device and the spline housing, the lifting assembly comprises a screw rod connected with the first driving device and a motion block matched with the screw rod, the spline housing is connected with a buffer assembly, the buffer assembly comprises a cover plate and a top plate which are sleeved outside the spline housing at intervals, and an elastic piece arranged between the cover plate and the top plate, the cover plate is fixedly connected with the spline housing, the top plate is in sliding connection with the spline housing, the top plate is located at one end, far away from the transmission spline, of the spline housing, and the top plate is fixedly connected with the moving block;
when the spline sleeve is separated from the transmission spline, the spline sleeve and the transmission spline are arranged at intervals; when the automatic transmission device is combined, the spline sleeve rotates under the action force of the second driving device, meanwhile, the first driving device drives the screw rod to rotate and drive the motion block, the top plate moves in the direction of the transmission spline, the top plate compresses the elastic piece and drives the cover plate, and the spline sleeve moves in the direction of the transmission spline until the spline sleeve is inconsistent with the transmission spline and opposite in position, the first driving device stops moving with the second driving device, and the spline sleeve moves under the action force of the elastic piece and is matched with the transmission spline.
2. The descent control system clutch structure as claimed in claim 1, wherein: and a spline groove matched with the transmission spline is formed in one end of the spline housing, and a shaft hole connected with the second driving device is formed in the other end of the spline housing.
3. The descent control system clutch structure as claimed in claim 1, wherein: the bearing sleeve is arranged between the spline sleeve and the top plate, the bearing is arranged between the bearing sleeve and the spline sleeve, the bearing sleeve is fixedly connected with the spline sleeve, and the bearing sleeve is connected with the top plate in a sliding mode.
4. The descent control system clutch structure as claimed in claim 1, wherein: the elastic pieces are springs, the number of the elastic pieces is four, and the four groups of the elastic pieces are respectively positioned at four corners of the cover plate.
5. The descent control system clutch structure as claimed in claim 1, wherein: the first driving device comprises a driving motor, a driving gear arranged on an output shaft of the driving motor, a driven gear arranged on the screw rod and an intermediate gear respectively meshed with the driving gear and the driven gear.
6. The descent control system clutch structure as claimed in claim 5, wherein: one end of the screw rod and the driving motor are arranged on the mounting seat, and the other end of the screw rod is arranged on the mounting plate.
7. The descent control system clutch structure as claimed in claim 6, wherein: supports are arranged on two sides of the mounting seat, reflection type photoelectric sensors are arranged on the supports, and the positions of the two reflection type photoelectric sensors are opposite to the two sides of the top plate respectively.
8. The descent control system clutch structure as claimed in claim 6, wherein: the mount pad with be provided with a plurality of guiding axles between the mounting panel, it is a plurality of the guiding axle all with motion piece sliding connection.
9. The descent control system clutch structure as claimed in claim 8, wherein: the number of the guide shafts is four, and the four guide shafts are uniformly arranged along the circumferential direction of the motion block.
10. The descent control system clutch structure as claimed in claim 1, wherein: and connecting plates are arranged on two sides of the motion block and are respectively fixed on two sides of the top plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920973128.4U CN210318237U (en) | 2019-06-26 | 2019-06-26 | Clutch structure of standby landing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920973128.4U CN210318237U (en) | 2019-06-26 | 2019-06-26 | Clutch structure of standby landing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210318237U true CN210318237U (en) | 2020-04-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920973128.4U Expired - Fee Related CN210318237U (en) | 2019-06-26 | 2019-06-26 | Clutch structure of standby landing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210318237U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219900A (en) * | 2019-06-26 | 2019-09-10 | 深圳盛世电梯有限公司 | One kind is made preparation for dropping system clutch structure |
| WO2022188526A1 (en) * | 2021-03-10 | 2022-09-15 | 宁波海仕凯驱动科技有限公司 | Height-adjustable desk |
-
2019
- 2019-06-26 CN CN201920973128.4U patent/CN210318237U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219900A (en) * | 2019-06-26 | 2019-09-10 | 深圳盛世电梯有限公司 | One kind is made preparation for dropping system clutch structure |
| WO2022188526A1 (en) * | 2021-03-10 | 2022-09-15 | 宁波海仕凯驱动科技有限公司 | Height-adjustable desk |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 |