CN202807716U - Gear reduction box of scraper conveyor - Google Patents
Gear reduction box of scraper conveyor Download PDFInfo
- Publication number
- CN202807716U CN202807716U CN 201220507333 CN201220507333U CN202807716U CN 202807716 U CN202807716 U CN 202807716U CN 201220507333 CN201220507333 CN 201220507333 CN 201220507333 U CN201220507333 U CN 201220507333U CN 202807716 U CN202807716 U CN 202807716U
- Authority
- CN
- China
- Prior art keywords
- gear
- axle
- reduction box
- shaft
- gears
- 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
Links
Images
Landscapes
- General Details Of Gearings (AREA)
- Gear Transmission (AREA)
Abstract
The utility model discloses a gear reduction box of a scraper conveyor. The gear reduction box comprises a first shaft, a second shaft, a third shaft, a fourth shaft, and reduction gears sequentially arranged on each shaft, wherein the first shaft, the second shaft, the third shaft and the fourth shaft are rotatably assembled in a box body of the reduction box. The tooth number of first small gears in the gears is twelve, the tooth number of first large gears is thirty-five, the tooth number of second small gears is sixteen, the tooth number of second large gears is fifty-three, the tooth number of third small gears is seventeen, and the tooth number of third large gears is forty-three. According to the gear reduction box, the position of a rotating shaft and the sizes of other gears are not changed on the basis of an existing gear reduction box, only the tooth number of the second small gears and the tooth number of the second large gears are changed, the second small gears and the second large gears are in transmission connection in a meshed mode between the second shaft and the third shaft, the speed ratio of the reduction box is improved to be 1:24.43758 from an original 1:15.76, the rotating speed of an output shaft of the novel gear reduction box is accelerated, therefore the defects of an original gear reduction box are overcome, and overall conveying efficiency of the scraper conveyor is improved.
Description
Technical field
The utility model relates to a kind of drop-gear box, relates in particular to the gear reduction box of the slat conveyer that uses under a kind of coal mine.
Background technology
The gear reduction box of installing on the slat conveyer that uses under the coal mine belongs to four axle drop-gear boxs of standard, the number of teeth from the first axle to the four each gear of axle in this drop-gear box is followed successively by 12,35,22,47,17,43, its input is 1:15.76 with the speed ratio of output, thereby the output shaft rotating speed of this gear reduction box is lower, cause the running velocity of slat conveyer to be restricted, carry the transport efficiency of coal lower, if and the larger drop-gear box of integral replacing speed ratio, then need drop-gear box, the mounting structure of motor and change with transmission connecting structure and the associated components of slat conveyer, cause the improvement cost of equipment higher, will certainly increase production and the use cost of slat conveyer.
The utility model content
The purpose of this utility model is: thus provide a kind of speed ratio larger slat conveyer gear reduction box in the improvement of the basis of existing gear reduction box.
The technical solution of the utility model is: a kind of slat conveyer gear reduction box, comprise and rotate the first axle that is assemblied in the Gearbox, the second axle, the 3rd axle and the 4th axle, described the first axle is provided with the first miniature gears, described the second axle is provided with the first gear that cooperates with the first pinion transmission and the second miniature gears that cooperates with the 3rd axle engaged transmission, described the 3rd axle be provided with the second largest gear of the corresponding engaged transmission of the second axle the second miniature gears and with the third pinion of the 4th axle engaged transmission, described the 4th axle is provided with the third-largest gear with the corresponding engaged transmission of third pinion of the 3rd axle, the number of teeth of described the first miniature gears is 12, the number of teeth of described first gear is 35, the number of teeth of described the second miniature gears is 16, the number of teeth of described second largest gear is 53, the number of teeth of described third pinion is 17, and the number of teeth of described the third-largest gear is 43.
The second miniature gears on described the second axle and the second largest gear on the 3rd axle are the helical teeth stud wheel.
Described the second axle comprises for rotate the rotating shaft that is assemblied in the Gearbox by first, second bearing, described the second miniature gears one is fixedly arranged in the rotating shaft, described first gear ends rotation set and is loaded in the described rotating shaft, described first gear is located between clutch shaft bearing and the stud wheel, also comprise the limit shaft sleeve that is sheathed in the described rotating shaft, described limit shaft sleeve is every being located between described clutch shaft bearing and the first gear or between first gear and the second miniature gears and make described first gear have two installation sites.
Described first gear is by key and rotating shaft is removable is connected, and described limit shaft sleeve is provided with keyway or the opening that cooperates for described key.
Described the first miniature gears and first gear are finishing bevel gear cuter.
The utility model does not change the size of its rotating shaft position and other gear on the basis of existing gear reduction box, and intermeshing the second miniature gears that is in transmission connection and the number of teeth of second largest gear between the second axle and the 3rd axle have only been changed, the speed ratio that is slowed down in the drop-gear box second stage increases, thereby under the prerequisite of not destroying gearbox structure, improved the whole speed ratio of drop-gear box, make it bring up to 1:24.43758 by original 1:15.76, it has increased the output shaft rotating speed of new gear reduction box, thereby overcome the defective of original gear drop-gear box, improved the whole transport efficiency of slat conveyer.
Description of drawings
Fig. 1 is the structural representation of the utility model slat conveyer gear reduction box embodiment one;
Fig. 2 is the structural representation of two axle assemblies among Fig. 1;
Fig. 3 is the structural representation of the utility model slat conveyer gear reduction box embodiment two;
Fig. 4 is two axle assembly structural representations among Fig. 3.
The specific embodiment
Embodiment one: the concrete structure of slat conveyer gear reduction box of the present utility model as shown in Figure 1, the gear reduction box of present embodiment one is horizontal reduction gearbox, it is at casing 100 interior first axles 1 that are rotatably equipped with respectively, the second axle 2, the 3rd axle 3 and the 4th axle 4, wherein, the axis of each axle of axis and other of the first axle 1 is vertical, be provided with the first miniature gears 10 at the first axle 1, on the second axle 2 by only revolve key end rotation set be equipped with the first gear 20 of this first miniature gears 10 corresponding engagements and with the second miniature gears 21 of the 3rd axle 3 corresponding engaged transmission, the 3rd axle 3 be provided with the second axle 2 on the second miniature gears 21 engaged transmission second largest gear 30 and with the third pinion 31 of the 4th axle 4 corresponding engaged transmission, be provided with the third-largest gear 40 with the third pinion 31 corresponding engaged transmission of the 3rd axle 3 at the 4th axle 4, thereby between the first axle 1 to the 4th axle 4, form the tertiary gear speed reduction gearing, wherein, the first axle 1 is the power take-off shaft of drop-gear box, the first miniature gears 10 on the first axle 1 and the first gear 20 on the second axle 2 are finishing bevel gear cuter, the number of teeth of each gear is followed successively by: the number of teeth of the first miniature gears 10 is 12, the number of teeth of first gear 20 is 35, the number of teeth of the second miniature gears 21 is 16, the number of teeth of second largest gear 30 is 53, the number of teeth of third pinion 31 is 17, and the number of teeth of the third-largest gear 40 is 43.Hence one can see that, it is not changing on the second miniature gears of only changing on drop-gear box profile, each rotating shaft position and other each wheel tooth base plinth on the second axle 2 and the 3rd axle with it number of teeth of the second largest gear of corresponding engagement, thereby improved the whole speed ratio of drop-gear box, make it bring up to 1:24.43758 by original 1:15.76, increase the rotation of output shaft, improved the transport efficiency of slat conveyer.
Going back spacing sleeve at the second axle 2 is equipped with respectively near the clutch shaft bearing 22 of first gear 20 1 ends and the second bearing 23 of close the second miniature gears 21 1 ends, between clutch shaft bearing 22 and first gear 20, also be set with limit shaft sleeve 24, offer on the limit shaft sleeve 24 for the keyway or the opening that only revolve key and cooperate, this limit shaft sleeve 24 is mounted between clutch shaft bearing 22 and the first gear 20 the first rigging position place that first gear 20 is fixed near the second miniature gears 21.
Embodiment two: present embodiment two is that with the difference of embodiment one gear reduction box is wall-hanging drop-gear box, the central lines of the installation site of the first axle 1 and Gearbox 100 length directions in this wall-hanging drop-gear box, limit shaft sleeve 24 is by every being located between first gear 20 and the second miniature gears 21 in two axle assemblies that assemble in the drop-gear box, thereby first gear 20 is spacing at the second rigging position place away from the second miniature gears 21.
Claims (5)
1. slat conveyer gear reduction box, comprise and rotate the first axle that is assemblied in the Gearbox, the second axle, the 3rd axle and the 4th axle, described the first axle is provided with the first miniature gears, described the second axle is provided with the first gear that cooperates with the first pinion transmission and the second miniature gears that cooperates with the 3rd axle engaged transmission, described the 3rd axle be provided with the second largest gear of the corresponding engaged transmission of the second axle the second miniature gears and with the third pinion of the 4th axle engaged transmission, described the 4th axle is provided with the third-largest gear with the corresponding engaged transmission of third pinion of the 3rd axle, it is characterized in that, the number of teeth of described the first miniature gears is 12, the number of teeth of described first gear is 35, the number of teeth of described the second miniature gears is 16, the number of teeth of described second largest gear is 53, the number of teeth of described third pinion is 17, and the number of teeth of described the third-largest gear is 43.
2. slat conveyer gear reduction box according to claim 1 is characterized in that, the second miniature gears on described the second axle and the second largest gear on the 3rd axle are the helical teeth stud wheel.
3. slat conveyer gear reduction box according to claim 1 and 2, it is characterized in that, described the second axle comprises for passing through first, the second bearing rotates the rotating shaft that is assemblied in the Gearbox, described the second miniature gears one is fixedly arranged in the rotating shaft, described first gear ends rotation set and is loaded in the described rotating shaft, described first gear is located between clutch shaft bearing and the stud wheel, also comprise the limit shaft sleeve that is sheathed in the described rotating shaft, described limit shaft sleeve is every being located between described clutch shaft bearing and the first gear or between first gear and the second miniature gears and make described first gear have two installation sites.
4. slat conveyer gear reduction box according to claim 3 is characterized in that, described first gear is by key and rotating shaft is removable is connected, and described limit shaft sleeve is provided with keyway or the opening that cooperates for described key.
5. slat conveyer gear reduction box according to claim 3 is characterized in that, described the first miniature gears and first gear are finishing bevel gear cuter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220507333 CN202807716U (en) | 2012-09-29 | 2012-09-29 | Gear reduction box of scraper conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220507333 CN202807716U (en) | 2012-09-29 | 2012-09-29 | Gear reduction box of scraper conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202807716U true CN202807716U (en) | 2013-03-20 |
Family
ID=47866638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220507333 Expired - Fee Related CN202807716U (en) | 2012-09-29 | 2012-09-29 | Gear reduction box of scraper conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202807716U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103662654A (en) * | 2013-12-04 | 2014-03-26 | 山东金阳矿业集团有限公司 | Gearbox for scraper conveyor |
-
2012
- 2012-09-29 CN CN 201220507333 patent/CN202807716U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103662654A (en) * | 2013-12-04 | 2014-03-26 | 山东金阳矿业集团有限公司 | Gearbox for scraper conveyor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101927136B (en) | Novel high-efficiency energy-saving planetary vacuum stirrer | |
| CN203730666U (en) | Planet and small tooth difference structure integrated speed reducer | |
| CN202597595U (en) | Planetary differential high-efficiency transmission device | |
| CN2918885Y (en) | Gearbox | |
| CN202807716U (en) | Gear reduction box of scraper conveyor | |
| CN201953920U (en) | Short three-shaft type gearbox for crawler tractor | |
| CN201575110U (en) | Eccentric shaft speed reducer | |
| CN201908994U (en) | Expanding gear reducer for closed-loop drive | |
| CN105402321A (en) | Eccentric double-tooth-difference speed-changing device | |
| CN202040280U (en) | Planetary transmission mechanism for bevel gears | |
| CN201884567U (en) | Helical bevel gear speed reducer | |
| CN201423260Y (en) | A new type high-efficiency energy-saving planetary vacuum mixer | |
| CN203756908U (en) | Differential for passenger car | |
| CN202326930U (en) | Bevel gear compound transmission mechanism | |
| CN202520874U (en) | Series-adjustable gear speed reduction box | |
| CN202812143U (en) | Universal gear reducer biaxial assembly | |
| CN106907431A (en) | One kind turns to planetary speed reducer | |
| CN201526258U (en) | Retarding mechanism of roller shutter door | |
| CN205479265U (en) | Three -jaw gear box of stirring glass solution | |
| CN203822550U (en) | Wind power generator transmission device and wind power generator | |
| CN204533477U (en) | A kind of load balancing structure of planetary reduction gear transmission | |
| CN204512320U (en) | The multistage Involutes Gears Transmission that the multiple kind of drive is formed | |
| CN203463563U (en) | Transmission mechanism of double-rotor helicopter | |
| CN203756882U (en) | Belt transmission mechanism | |
| CN216951493U (en) | Novel convection planetary stirring mixing transmission device |
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: 20130320 Termination date: 20150929 |
|
| EXPY | Termination of patent right or utility model |