CN203601918U - Small-sized tensioning driving device - Google Patents
Small-sized tensioning driving device Download PDFInfo
- Publication number
- CN203601918U CN203601918U CN201320717927.8U CN201320717927U CN203601918U CN 203601918 U CN203601918 U CN 203601918U CN 201320717927 U CN201320717927 U CN 201320717927U CN 203601918 U CN203601918 U CN 203601918U
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- gear
- belt
- small
- worm
- pressure sensor
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Abstract
The utility model relates to the technical field of tensioning devices, and discloses a small-sized tensioning driving device. A worm is connected with an output shaft of a motor through a coupler, a worm gear is meshed with the worm, the worm gear and a first gear are mounted at the two ends of a first rotating shaft respectively, and a second gear and a roller are mounted at the two ends of a second rotating shaft respectively. The first gear is further meshed with the second gear. The second rotating shaft is further provided with a clutch used for controlling the roller, a belt is arranged on the roller in a winding mode, and the belt is further wound on a movable pulley set after passing through a fixed pulley set. A pressure sensor is mounted on the tail portion of the belt, and the clutch and the pressure sensor are both connected with a controller. The small-sized tensioning driving device is simple in structure, convenient to use, long in service life, and capable of automatically controlling tensioning through the controller and the pressure sensor according to the pressure of the belt.
Description
Technical field
The utility model relates to tightening device technical field, in particular, and particularly a kind of small-sized tensioning actuating device.
Background technology
Belt conveyer is mainly used in coal production, belt conveyer is general adopts light-duty belt feeder commonplace, and owing to adopting belt as transferring power, and in the course of the work, belt is because being subject to the long term of external force, easily produce absent-mindedness, the general spiral fastening mode that adopts in prior art.But this tension mode can not easily lose efficacy after long-time use, can not automatically control tensioning simultaneously.
Utility model content
The purpose of this utility model is to provide a kind of simple in structure, long service life and can automatically controls the small-sized tensioning actuating device of tensioning.
In order to solve problem set forth above, the technical solution adopted in the utility model is: a kind of small-sized tensioning actuating device, comprise worm screw, worm gear, the first gear, the second gear, cylinder, power-transfer clutch, motor, controller, pressure sensor, leading sheave, belt, dead sheave group and running block, described worm screw is connected with motor output shaft by coupler, described worm gear is meshed with worm screw, described worm gear and the first gear are installed on respectively the two ends of the first rotating shaft, described the second gear and cylinder are installed on respectively the two ends of the second rotating shaft, described the first gear is also meshed with the second gear, in described the second rotating shaft, be also provided with the power-transfer clutch of controlling described cylinder, described belt is set around on described cylinder, described belt is also around on running block after dead sheave group, described pressure sensor is installed on the afterbody of belt, and described power-transfer clutch is all connected with controller with pressure sensor.
According to a preferred embodiment of the present utility model: the number of teeth of described the first gear is less than the number of teeth of the second gear.
According to a preferred embodiment of the present utility model: also comprise the frequency converter being connected with described motor.
According to a preferred embodiment of the present utility model: described controller is a micro controller system.
Compared with prior art, the beneficial effects of the utility model are: the utility model is simple in structure,
Easy to use, long service life, and can also automatically control tensioning according to the pressure of belt by controller and pressure sensor.
Accompanying drawing explanation
Fig. 1. be the structural representation of small-sized tensioning actuating device of the present utility model.
Fig. 2. be the use structural representation of small-sized tensioning actuating device of the present utility model.
Description of reference numerals: 1, worm screw, 2, worm gear, 3, the first gear, 4, the second gear, 5, cylinder, 6, power-transfer clutch, 7, motor, 8, controller, 9, pressure sensor, 10, leading sheave, 11, belt, 12, dead sheave group, 13, running block.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Consult Fig. 1, shown in Fig. 2, the utility model provides a kind of small-sized tensioning actuating device, comprise worm screw 1, worm gear 2, the first gear 3, the second gear 4, cylinder 5, power-transfer clutch 6, motor 7, controller 8, pressure sensor 9, leading sheave 10, belt 11, dead sheave group 12 and running block 13, described worm screw 1 is connected with motor 7 output shafts by coupler, described worm gear 2 is meshed with worm screw 1, described worm gear 2 and the first gear 3 are installed on respectively the two ends of the first rotating shaft, described the second gear 4 and cylinder 5 are installed on respectively the two ends of the second rotating shaft, described the first gear 3 is also meshed with the second gear 4, in described the second rotating shaft, be also provided with the power-transfer clutch 6 of controlling described cylinder 5, described belt 11 is set around on described cylinder 5, described belt 11 is also around on running block 13 after dead sheave group 12, described pressure sensor 9 is installed on the afterbody of belt 11, described power-transfer clutch 6 is all connected with controller 8 with pressure sensor 9.And the number of teeth of the first above-mentioned gear 3 is less than the number of teeth of the second gear 4.
Concrete, in order to realize any speed-regulating function, the utility model also can comprise the frequency converter being connected with described motor 7.And controller 8 in the utility model is generally selected micro controller system.
Principle of work of the present utility model is: motor 7, by coupler and worm screw 1, after worm gear 2, the first rotating shaft, drives cylinder 5 to rotate after intermeshing the first gear 3 and the second gear 4, and volume draws belt 11 and strains.Meanwhile, can power-transfer clutch 6 be worked by operation control 8, and then motor 7 is dallied, realize self-locking, thereby make belt tension by the damper of worm screw 1, worm gear 2, motor 7 can be by frequency control, makes its control convenient.
Adopt after structure of the present utility model, its advantage is: can realize any speed governing of actuating device by frequency control 1.; 2. can make motor 7 dally by power-transfer clutch 6, can realize emergency braking; Can also save in addition the energy; 3. realize self-locking and braking by the damper of worm screw 1, worm gear 2; Make belt conveyor have tension force; 4. in the time that belt conveyor tension force is less than certain value, report to the police by pressure sensor 9, when belt is crossed pine, activate motor 7 tractions and carry out tensioning work; 5. tensioning distance; 6. the defencive function such as automatic body-height increasing tightening force when automatically stopping in the time of broken belt and skidding; 7. there is good Soft Starting Performance and speed adjusting performance.
Above-described embodiment is preferably embodiment of the utility model; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection domain of the present utility model.
Claims (4)
1. a small-sized tensioning actuating device, it is characterized in that: comprise worm screw (1), worm gear (2), the first gear (3), the second gear (4), cylinder (5), power-transfer clutch (6), motor (7), controller (8), pressure sensor (9), leading sheave (10), belt (11), dead sheave group (12) and running block (13), described worm screw (1) is connected with motor (7) output shaft by coupler, described worm gear (2) is meshed with worm screw (1), described worm gear (2) and the first gear (3) are installed on respectively the two ends of one first rotating shaft, described the second gear (4) and cylinder (5) are installed on respectively the two ends of one second rotating shaft, described the first gear (3) is also meshed with the second gear (4), in described the second rotating shaft, be also provided with the power-transfer clutch (6) of controlling described cylinder (5), described belt (11) is set around on described cylinder (5), described belt (11) is also around on running block (13) after dead sheave group (12), described pressure sensor (9) is installed on the afterbody of belt (11), and described power-transfer clutch (6) is all connected with controller (8) with pressure sensor (9).
2. small-sized tensioning actuating device according to claim 1, is characterized in that: the number of teeth of described the first gear (3) is less than the number of teeth of the second gear (4).
3. small-sized tensioning actuating device according to claim 2, is characterized in that: also comprise the frequency converter being connected with described motor (7).
4. according to the small-sized tensioning actuating device described in claim 1～3 any one, it is characterized in that: described controller (8) is a micro controller system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320717927.8U CN203601918U (en) | 2013-11-13 | 2013-11-13 | Small-sized tensioning driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320717927.8U CN203601918U (en) | 2013-11-13 | 2013-11-13 | Small-sized tensioning driving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203601918U true CN203601918U (en) | 2014-05-21 |
Family
ID=50714606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320717927.8U Expired - Fee Related CN203601918U (en) | 2013-11-13 | 2013-11-13 | Small-sized tensioning driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203601918U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104979107A (en) * | 2015-06-25 | 2015-10-14 | 武汉轻工大学 | Capacitor cover plate flip pusher |
-
2013
- 2013-11-13 CN CN201320717927.8U patent/CN203601918U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104979107A (en) * | 2015-06-25 | 2015-10-14 | 武汉轻工大学 | Capacitor cover plate flip pusher |
| CN104979107B (en) * | 2015-06-25 | 2017-10-20 | 武汉轻工大学 | Capacitor cover plate revolving pushing device |
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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: 20140521 Termination date: 20161113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |