CN103742552A - Shifter of lifting transmission mechanism - Google Patents
Shifter of lifting transmission mechanism Download PDFInfo
- Publication number
- CN103742552A CN103742552A CN201410020756.2A CN201410020756A CN103742552A CN 103742552 A CN103742552 A CN 103742552A CN 201410020756 A CN201410020756 A CN 201410020756A CN 103742552 A CN103742552 A CN 103742552A
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- sleeve
- transmission shaft
- shaft
- axis
- screw
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Abstract
The invention discloses a shifter of a lifting transmission mechanism. The shifter comprises a transmission shaft, a motor rotating shaft and a rotating sleeve shaft, the cross section of the transmission shaft is a non-perfect circle, the transmission shaft penetrates axis through holes of the motor rotating shaft and the rotating sleeve shaft, and axes of the three shafts are kept consistent, the transmission shaft can rotate freely in the axis through hole of the motor rotating shaft, the shape of the axis through hole of the rotating shaft sleeve is matched with that of the cross section of the transmission shaft, the rotating sleeve shaft and the transmission shaft rotate synchronously, the rotating sleeve shaft can slide freely axially along the transmission shaft, a portion matched with the motor rotating shaft is arranged at one end of the rotating shaft sleeve, and the cross section of the outer wall of the portion is a non-perfect circle and matched with the axis through hole of the motor rotating shaft in an embedded manner. By the shifter, an electric control lifting device is used or disused for shifting, so that a foundation is laid for further coordinating use of electric and manual control lifting devices.
Description
Technical field
The present invention relates to a kind of lifting drive technology, in particular, relate to a kind of COMM communication of elevating drive mechanism, be mainly used in the electronic control lowering or hoisting gear situation of configuration, enable or stop using this electronic control lowering or hoisting gear.
Background technique
At present, furniture is in order to adapt to the requirement of different heights and user's health, there is within the specific limits freely (stepless) conversion height function, there is the utilization of hand-operated lifting and electric lifting/lowering, but in the lifting table field of using electronic control lowering or hoisting gear, do not enable or stop using the COMM communication of this electronic control lowering or hoisting gear, make the blank that exists during manual hoisting device obstacle, the present invention to enable or stop using the COMM communication of electronic control lowering or hoisting gear in having filled up lifting drive technology field using.
Summary of the invention
The present invention, for realizing enabling or stopping using electronic control lowering or hoisting gear to switch, has proposed a kind of COMM communication of elevating drive mechanism.Concrete technological scheme is as follows:
A kind of COMM communication of elevating drive mechanism, comprise transmission shaft, motor rotation axis and rotation sleeve, described transmission shaft cross section is non-just round, described transmission shaft is through the axis through-hole of motor rotation axis and rotation sleeve, and three's axle center is consistent, described transmission shaft is free to rotate in motor rotation axis axis through-hole, the axis through-hole shape of described rotation sleeve matches with transmission shaft cross section, rotate sleeve synchronize with transmission shaft rotation and can be along transmission shafts to being free to slide, one of described rotation sleeve is provided with and motor rotation axis mating part, its external wall cross-section is non-just circle and coordinates with motor rotation axis axis through-hole is chimeric.
As a further improvement on the present invention, described transmission shaft cross section is regular hexagon.
As a further improvement on the present invention,, described rotation sleeve and motor rotation axis mating part are spline shaft structure, described motor rotation axis axis through-hole is provided with the keyway corresponding with described splined shaft.
As a further improvement on the present invention, described rotation sleeve other end is provided with the locking device that rotates suit and transmission shaft for locking.
As a further improvement on the present invention, described locking device is to be provided with screw and to be provided with the locking screw mating with this screw on rotation sleeve outer wall, when described locking screw screws, can withstand transmission shaft.
As a further improvement on the present invention, described locking device is to rotate sleeve other end to be provided with screw-rod structure and to have the nut screwing togather with it, described screw rod is at least provided with a fluting vertically, and when nut is when screwing state, the deformation of screw end head makes rotating sleeve shaft locking transmission shaft.
As a further improvement on the present invention, described screw rod diminishes gradually to screw end head direction spiral shell footpath, and the internal diameter of described nut matches to be gradually with the spiral shell footpath of screw end head and diminishes.
As a further improvement on the present invention, the termination of described screw rod is conical surface shape, and the inside of described nut is provided with the cavity with the cone match of screw end head.
As a further improvement on the present invention, described rotation sleeve and motor rotation axis mating part are provided with elastic shaft sleeve, described elastic shaft sleeve comprises fixed end, spring, inner sleeve and overcoat, described fixed end is annulated column shape and is arranged on rotation sleeve, described inner sleeve is that a pipe is enclosed within on rotation sleeve, on the outer wall towards one of fixed end, be provided with ring-type projection, described overcoat is that a pipe is enclosed within on rotation sleeve, on the inwall of one of fixed end dorsad, be provided with ring-type projection, overcoat other end is fixedly connected on fixed end, in described, be set in overcoat, the ring-type projection of inner sleeve and the inner tubal wall sliding friction of overcoat, the ring-type projection of described overcoat and the outer tube wall sliding friction of inner sleeve, described spring is located in overcoat and is enclosed within and rotates on sleeve, its one side termination is against on fixed end, another side termination is against on the ring-type projection of inner sleeve, described inner sleeve cover rotate sleeve and motor rotation axis mating part and when rotating sleeve embedding motor rotation axis axis through-hole to overcoat inside contract into.
The technology of the present invention has realized the switching whether electronic control lowering or hoisting gear uses, thereby selects when electronic and Manual control elevating device are set in lifting table lifting drive system simultaneously with switching provide may, for further coordinating electronic and use Manual control elevating device, lay a good foundation.
Accompanying drawing explanation
Fig. 1: the COMM communication of elevating drive mechanism does not contain the structural representation of motor rotation axis.
Fig. 2: the COMM communication overall structure schematic diagram of elevating drive mechanism.
Fig. 3: use the electronic control lowering or hoisting gear manual and electric control lowering or hoisting gear view of stopping using.
Fig. 4: use the inactive electronic control lowering or hoisting gear view of manual and electric control lowering or hoisting gear.
Embodiment
As Fig. 1, shown in Fig. 2, transmission shaft 9 is six prisms, rotating sleeve 6 inner axes through holes is Hexagon, rotating sleeve 6 is sleeved on transmission shaft 9, can be along transmission shaft 9 axial sliding fits, rotate sleeve 6 and match unification head for spline shaft structure with motor rotation axis 11, motor rotation axis 11 axis through-holes are provided with the keyway corresponding with splined shaft 12, rotating sleeve 6 other ends is screw rod 3, screw rod 3 is provided with equally distributed eight notches 2 vertically, the termination of screw rod 3 is conical surface shape, and there is a nut 1 coordinating with screw rod 3, the inside of nut 1 is provided with the cavity with the cone match of the termination of screw rod 3, when nut 1 is when screwing state, the termination of the inwall extruding screw 3 of nut 1 makes it deformation and makes screw rod 3 clamp transmission shaft 9, rotating sleeve 6 is locked and no longer slides with transmission shaft 9, rotate between sleeve 6 and transmission shaft 9 and also can lock by other means, such as screw rod 3 diminishes gradually to screw end head direction spiral shell footpath, the internal diameter of nut 1 matches to be gradually with the spiral shell footpath of screw end head and diminishes, by screwing togather between nut 1 and screw rod 3, screw, also can realize locking effect, another kind of locking means are screw to be set and to be provided with the locking screw mating with this screw on rotation sleeve 6 outer walls, when locking screw screws, can withstand transmission shaft 9 and realize locking effect.In rotation sleeve 6 spline shaft structure outsides, be provided with elastic shaft sleeve, elastic shaft sleeve comprises fixed end 4, spring 5, inner sleeve 8 and overcoat 7, fixed end 4 is annulated column shape and is screwed onto on rotation sleeve 6, inner sleeve 8 is that a pipe is enclosed within on rotation sleeve 6, on the outer wall towards 4 one of fixed ends, be provided with ring-type projection, overcoat 7 is that a pipe is enclosed within on rotation sleeve 6, on the inwall of 4 one of fixed ends dorsad, be provided with ring-type projection, overcoat 7 other ends are entrenched on fixed end 4, inner sleeve 8 is located in overcoat 7, the ring-type projection of inner sleeve 8 and the inner tubal wall sliding friction of overcoat 7, the ring-type projection of overcoat 7 and the outer tube wall sliding friction of inner sleeve 8, spring 5 is located in overcoat 7 and is enclosed within and rotates on sleeve 6, its one side termination is against on fixed end 4, another side termination is against on the ring-type projection of inner sleeve 8, inner sleeve 8 cover rotate sleeves 6 and motor rotation axis 11 mating parts and when the splined shaft portion that rotates sleeve 6 embeds motor rotation axis 11 axis through-hole to the interior indentation of overcoat 7.
As shown in Figure 3, rotate splined shaft and motor rotation axis 11 tablings of 6 one of sleeves, nut 1 is in screwing state simultaneously, now, motor rotation axis 11 rotates and drives rotation sleeve 6 rotate and then drive transmission shaft 9 to rotate, thereby realize electronic control lowering or hoisting gear 13, enable, can be by Manual control elevating device 14 in dead status.As shown in Figure 4, by unclamping nut 1, rotation sleeve 6 is extracted and made it to be separated with motor rotation axis 11, again nut 1 is screwed, now, the rotation of transmission shaft 9 can not affect motor rotation axis 11, can realize electronic control lowering or hoisting gear 13 and stops using and do not produce any resistance, can be by Manual control elevating device 14 in use state.By aforesaid operations, can realize the switching whether electronic control lowering or hoisting gear uses.
Claims (9)
1. the COMM communication of an elevating drive mechanism, comprise transmission shaft, motor rotation axis and rotation sleeve, described transmission shaft cross section is non-just round, described transmission shaft is through the axis through-hole of motor rotation axis and rotation sleeve, and three's axle center is consistent, described transmission shaft is free to rotate in motor rotation axis axis through-hole, the axis through-hole shape of described rotation sleeve matches with transmission shaft cross section, rotate sleeve synchronize with transmission shaft rotation and can be along transmission shafts to being free to slide, one of described rotation sleeve is provided with and motor rotation axis mating part, its external wall cross-section is non-just circle and coordinates with motor rotation axis axis through-hole is chimeric.
2. the COMM communication of elevating drive mechanism according to claim 1, is characterized in that, described transmission shaft cross section is regular hexagon.
3. the COMM communication of elevating drive mechanism according to claim 1, is characterized in that, described rotation sleeve and motor rotation axis mating part are spline shaft structure, and described motor rotation axis axis through-hole is provided with the keyway corresponding with described splined shaft.
4. the COMM communication of elevating drive mechanism according to claim 1, is characterized in that, described rotation sleeve other end is provided with the locking device that rotates suit and transmission shaft for locking.
5. the COMM communication of elevating drive mechanism according to claim 4, is characterized in that, described locking device is to be provided with screw and to be provided with the locking screw mating with this screw on rotation sleeve outer wall, when described locking screw screws, can withstand transmission shaft.
6. the COMM communication of elevating drive mechanism according to claim 4, it is characterized in that, described locking device is to rotate sleeve other end to be provided with screw-rod structure and to have the nut screwing togather with it, described screw rod is at least provided with a fluting vertically, when nut is when screwing state, the deformation of screw end head makes rotating sleeve shaft locking transmission shaft.
7. the COMM communication of elevating drive mechanism according to claim 6, is characterized in that, described screw rod diminishes gradually to screw end head direction spiral shell footpath, and the internal diameter of described nut matches to be gradually with the spiral shell footpath of screw end head and diminishes.
8. the COMM communication of elevating drive mechanism according to claim 6, is characterized in that, the termination of described screw rod is conical surface shape, and the inside of described nut is provided with the cavity with the cone match of screw end head.
9. according to the COMM communication of the elevating drive mechanism described in any one in claim 1 to 7, it is characterized in that, described rotation sleeve and motor rotation axis mating part are provided with elastic shaft sleeve, described elastic shaft sleeve comprises fixed end, spring, inner sleeve and overcoat, described fixed end is annulated column shape and is arranged on rotation sleeve, described inner sleeve is that a pipe is enclosed within on rotation sleeve, on the outer wall towards one of fixed end, be provided with ring-type projection, described overcoat is that a pipe is enclosed within on rotation sleeve, on the inwall of one of fixed end dorsad, be provided with ring-type projection, overcoat other end is fixedly connected on fixed end, in described, be set in overcoat, the ring-type projection of inner sleeve and the inner tubal wall sliding friction of overcoat, the ring-type projection of described overcoat and the outer tube wall sliding friction of inner sleeve, described spring is located in overcoat and is enclosed within and rotates on sleeve, its one side termination is against on fixed end, another side termination is against on the ring-type projection of inner sleeve, described inner sleeve cover rotate sleeve and motor rotation axis mating part and when rotating sleeve embedding motor rotation axis axis through-hole to overcoat inside contract into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410020756.2A CN103742552A (en) | 2014-01-16 | 2014-01-16 | Shifter of lifting transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410020756.2A CN103742552A (en) | 2014-01-16 | 2014-01-16 | Shifter of lifting transmission mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103742552A true CN103742552A (en) | 2014-04-23 |
Family
ID=50499603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410020756.2A Pending CN103742552A (en) | 2014-01-16 | 2014-01-16 | Shifter of lifting transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103742552A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108209146A (en) * | 2018-02-26 | 2018-06-29 | 杭州德昌五金家具有限公司 | Column folds transmission mechanism and Motorized lift device |
| CN109512135A (en) * | 2017-09-20 | 2019-03-26 | 富鼎电子科技(嘉善)有限公司 | Same table |
| CN109733637A (en) * | 2019-02-22 | 2019-05-10 | 湖南华铝机械技术有限公司 | A kind of machine depressed place painted or repaired for aircraft |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6789443B1 (en) * | 1998-08-03 | 2004-09-14 | Asmo Co., Ltd. | Driving apparatus equipped with motor and decelerating mechanism |
| CN201669964U (en) * | 2010-04-30 | 2010-12-15 | 东远精技工业股份有限公司 | Lift driving device |
| CN201869011U (en) * | 2010-12-02 | 2011-06-15 | 川铁电气（天津）集团有限公司 | Mechanical protection device for motor transmission shaft of electric mechanism |
| CN202488275U (en) * | 2012-01-20 | 2012-10-10 | 柯振辉 | Multi-section telescopic lifting motor |
| CN203655924U (en) * | 2014-01-16 | 2014-06-18 | 陈德昌 | Switching device of lifting transmission mechanism |
-
2014
- 2014-01-16 CN CN201410020756.2A patent/CN103742552A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6789443B1 (en) * | 1998-08-03 | 2004-09-14 | Asmo Co., Ltd. | Driving apparatus equipped with motor and decelerating mechanism |
| CN201669964U (en) * | 2010-04-30 | 2010-12-15 | 东远精技工业股份有限公司 | Lift driving device |
| CN201869011U (en) * | 2010-12-02 | 2011-06-15 | 川铁电气（天津）集团有限公司 | Mechanical protection device for motor transmission shaft of electric mechanism |
| CN202488275U (en) * | 2012-01-20 | 2012-10-10 | 柯振辉 | Multi-section telescopic lifting motor |
| CN203655924U (en) * | 2014-01-16 | 2014-06-18 | 陈德昌 | Switching device of lifting transmission mechanism |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109512135A (en) * | 2017-09-20 | 2019-03-26 | 富鼎电子科技(嘉善)有限公司 | Same table |
| CN108209146A (en) * | 2018-02-26 | 2018-06-29 | 杭州德昌五金家具有限公司 | Column folds transmission mechanism and Motorized lift device |
| CN108209146B (en) * | 2018-02-26 | 2024-05-17 | 杭州德昌五金家具有限公司 | Upright folding transmission mechanism and electric lifting device |
| CN109733637A (en) * | 2019-02-22 | 2019-05-10 | 湖南华铝机械技术有限公司 | A kind of machine depressed place painted or repaired for aircraft |
| CN109733637B (en) * | 2019-02-22 | 2023-12-12 | 湖南华铝机械技术有限公司 | Dock for spray painting or maintenance of airplane |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140423 |
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| WD01 | Invention patent application deemed withdrawn after publication |