CN2649874Y - Change speed gear box for oil drilling - Google Patents
Change speed gear box for oil drilling Download PDFInfo
- Publication number
- CN2649874Y CN2649874Y CNU032376804U CN03237680U CN2649874Y CN 2649874 Y CN2649874 Y CN 2649874Y CN U032376804 U CNU032376804 U CN U032376804U CN 03237680 U CN03237680 U CN 03237680U CN 2649874 Y CN2649874 Y CN 2649874Y
- Authority
- CN
- China
- Prior art keywords
- gear
- double
- roller bearing
- shaft
- aligning roller
- 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 provides a change speed gear box for oil drilling, which comprises an upper box body, a lower box body, an input section, a clutch section and a speed change output section. The utility model is characterized in that four gear wheel pairs, one pair of chain wheels and three shift shafts are arranged side by side between the central shaft and the output shaft of the speed change output section. The shift shafts can slide left and right to change the transmission relationship. A brake and an air tyre clutch are assembled on the two ends of the central shaft. The utility model has wide speed change range so that an ahead and astern and soft starting can be realized. The utility model also has the brake function. The structure is compact the function is strong and cost is low because of the combination use with the diesel engine.
Description
One, technical field:
The utility model relates to a kind of oil drilling mechanical device, especially a kind of oil drilling speed-change gear box that is used for transmission of power and transformation of speed.
Two, background technique:
At present, the oil drilling mechanical gearbox mainly is that diesel engine adds the structural type of double speed than gearbox, and this gear-box cost is low, but the scope of its gear ratio is narrower, and gearbox can not be realized reversing, therefore, it is applied in the oil drilling industry and is restricted, the gear-box of also useful variable-frequency motor acceleration and deceleration case, though the variable-frequency motor slewing range is wider, cost an arm and a leg, the complete machine cost is very high, and its application also is restricted.
Three, summary of the invention:
The purpose of this utility model provides a kind of wide slewing range that has, and can realize the oil drilling speed-change gear box of ahead and astern.
The technical solution of the utility model is: a kind of oil drilling speed-change gear box, comprise upper box, lower box, the input part, clutch part and speed change output, it is characterized in that: described speed change output is by jack shaft, double-row self-aligning roller bearing, drive sprocket, free gear, the external splines cover, the internal spline wheel, shift shaft, gear, output shaft and driven sprocket are formed, wherein, jack shaft is supported by double-row self-aligning roller bearing and double-row self-aligning roller bearing, output shaft relies on the double-row self-aligning roller bearing at two ends to support the location, 4 pairs of gear pairs and pair of sprocket between jack shaft and output shaft, have been arranged in juxtaposition, wherein drive sprocket and driven sprocket pairing, free gear and gear engagement, free gear and driven sprocket all are installed on the axle by a pair of double-row self-aligning roller bearing, the external splines cover is Spielpassung with the internal spline wheel, and shift shaft connects with the external splines cover by slide block.
4 pairs of gear pairs and pair of sprocket have been arranged in juxtaposition in the utility model between jack shaft and the output shaft, concurrently be equipped with 3 shift shafts, all external splines covers are Spielpassung with the internal spline wheel, can horizontally slip by shift shaft, therefore by the stirring of shift shaft, can realize the 4 positive cars of retaining and the 1 retaining reversing of gear-box.
Can brake be installed at the jack shaft high order end in the utility model, the input part is by input shaft, double-row self-aligning roller bearing, gear and gear ring are formed, clutch part is by wheel hub, air clutch and double-row self-aligning roller bearing are formed, wherein input shaft is fixedlyed connected with gear, support the location by the two ends double-row self-aligning roller bearing, gear and gear ring engagement, gear ring relies on articulation bolt to be connected with wheel hub, wheel hub is placed on the jack shaft by a pair of double-row self-aligning roller bearing, the right-hand member of wheel hub stretches out outside the casing and is connected with air clutch, and air clutch is fixed on the jack shaft.
Adopt the beneficial effect of technique scheme to be: owing to be set side by side with 4 pairs of gear pairs, pair of sprocket and 3 shift shafts between jack shaft and output shaft, shift shaft can horizontally slip the conversion drive connection, so slewing range is wide, can realize ahead and astern.Brake and air clutch are installed at the two ends of jack shaft, thereby can realize soft start, and have brake function, compact integral structure is small and exquisite, and is powerful, and to be used in combination cost low with diesel engine.
Four, description of drawings:
Fig. 1 is a structural representation of the present utility model.
Five, embodiment:
Please see Figure 1: the utility model is by input shaft 1, double-row self-aligning roller bearing 2, gear 3, gear ring 4, wheel hub 5, air clutch 6, double-row self-aligning roller bearing 7, jack shaft 8, double-row self-aligning roller bearing 9, drive sprocket 10, free gear 11, double-row self-aligning roller bearing 12, external splines cover 13, internal spline wheel 14, shift shaft 15, free gear 16, gear 17, gear 18, double-row self-aligning roller bearing 19, brake 20, output shaft 21, double-row self-aligning roller bearing 22, free gear 23, external splines cover 24, internal spline wheel 25, shift shaft 26, free gear 27, gear 28, gear 29, external splines cover 30, internal spline wheel 31, shift shaft 32, driven sprocket 33, double-row self-aligning roller bearing 34, upper box and lower box are formed, it is characterized in that: jack shaft 8 is supported by double-row self-aligning roller bearing 9 and double-row self-aligning roller bearing 19, output shaft 21 relies on the double-row self-aligning roller bearing 22 at two ends, 34 support the location, 4 pairs of gear pairs and pair of sprocket between jack shaft 8 and output shaft 21, have been arranged in juxtaposition, wherein drive sprocket 10 matches with driven sprocket 33, free gear 11 and gear 29 engagements, free gear 16 and gear 28 engagements, gear 17 and free gear 27 engagements, gear 18 and free gear 23 engagements, free gear 11,16,23,27 and driven sprocket 33 all be installed on the axle by a pair of double-row self-aligning roller bearing, external splines cover 13,24,30 with internal spline wheel 14,25,31 are Spielpassung, shift shaft 15,26,32 respectively by slide block and external splines cover 13,24,30 connect.
As can be seen from Figure 1: brake 20 is installed at jack shaft 8 high order ends, input shaft 1 is fixedlyed connected with gear 3, support the location by two ends double-row self-aligning roller bearing 2, gear 3 and gear ring 4 engagements, gear ring 4 relies on articulation bolt to be connected with wheel hub 5, wheel hub 5 is placed on the jack shaft 8 by a pair of double-row self-aligning roller bearing 7, and the right-hand member of wheel hub 5 stretches out outside the casing and is connected with air clutch 6, and air clutch 6 is fixed on the jack shaft 8.
Working principle: power after gear 3, gear ring 4 slow down, is delivered to air clutch 6 through wheel hub 5 by input shaft 1, combination after air clutch 6 inflations, and transmission of power is to jack shaft 8.When shift shaft 32 is stirred to the right, external splines cover 30 meshes with internal spline wheel 31 and driven sprocket 33 simultaneously, power is by drive sprocket 10, driven sprocket 33, external splines cover 30, internal spline wheel 31 is delivered on the output shaft 21, and meanwhile shift shaft 15 must be in meta with shift shaft 26, guarantees that 4 secondary free gears are in idling conditions.When shift shaft 15 is stirred to the right, external splines cover 13 simultaneously and internal spline wheel 14 and free gear 11 engagements, power is by internal spline wheel 14, external splines cover 13, free gear 11, gear 29 are delivered on the output shaft 21; When shift shaft 15 is stirred left, external splines cover 13 simultaneously and internal spline wheel 14 and free gear 16 engagements, power is by internal spline wheel 14, external splines cover 13, free gear 16, gear 28 is delivered on the output shaft 21.Meanwhile shift shaft 32 must be in meta with shift shaft 26, guarantee free gear 23 and 27 and driven sprocket 33 be in idling conditions.Situation and shift shaft 15 that shift shaft about 26 is stirred are similar.By stirring of shift shaft, thereby realize 4 grades of positive cars, 1 grade of reversing work, slewing range is wide, brakes 20 and the use of air clutch 6 simultaneously, makes the utility model have brake function simultaneously, and can realize soft start.
Claims (3)
1. oil drilling speed-change gear box, comprise upper box, lower box, the input part, clutch part and speed change output, it is characterized in that: described speed change output is by jack shaft (8), double-row self-aligning roller bearing (9,12,19,22,34), drive sprocket (10), free gear (11,16,23,27), external splines cover (13,24,30), internal spline wheel (14,25,31), shift shaft (15,26,32), gear (17,18,28,29), output shaft (21) and driven sprocket (33) are formed, wherein, jack shaft (8) is supported by double-row self-aligning roller bearing (9) and double-row self-aligning roller bearing (19), output shaft (21) relies on the double-row self-aligning roller bearing (22 at two ends, 34) support the location, between jack shaft (8) and output shaft (21), 4 pairs of gear pairs and pair of sprocket have been arranged in juxtaposition, wherein drive sprocket (10) matches with driven sprocket (33), free gear (11) and gear (29) engagement, free gear (16) and gear (28) engagement, gear (17) and free gear (27) engagement, gear (18) and free gear (23) engagement, free gear (11,16,23,27) and driven sprocket (33) all be installed on the axle by a pair of double-row self-aligning roller bearing, external splines cover (13,24,30) with internal spline wheel (14,25,31) be Spielpassung, shift shaft (15,26,32) respectively by slide block and external splines cover (13,24,30) connect.
2. oil drilling speed-change gear box according to claim 1 is characterized in that: in the termination of jack shaft (8) brake (20) is installed.
3. oil drilling speed-change gear box according to claim 1, it is characterized in that: the input part is by input shaft (1), double-row self-aligning roller bearing (2), gear (3) and gear ring (4) are formed, clutch part is by wheel hub (5), air clutch (6) and double-row self-aligning roller bearing (7) are formed, wherein input shaft (1) is fixedlyed connected with gear (3), support the location by two ends double-row self-aligning roller bearing (2), gear (3) and gear ring (4) engagement, gear ring (4) relies on articulation bolt to be connected with wheel hub (5), wheel hub (5) is placed on the jack shaft (8) by a pair of double-row self-aligning roller bearing (7), the right-hand member of wheel hub (5) stretches out outside the casing and is connected with air clutch (6), and air clutch (6) is fixed on the jack shaft (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032376804U CN2649874Y (en) | 2003-09-29 | 2003-09-29 | Change speed gear box for oil drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032376804U CN2649874Y (en) | 2003-09-29 | 2003-09-29 | Change speed gear box for oil drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2649874Y true CN2649874Y (en) | 2004-10-20 |
Family
ID=34326564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032376804U Expired - Fee Related CN2649874Y (en) | 2003-09-29 | 2003-09-29 | Change speed gear box for oil drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2649874Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019228A (en) * | 2014-06-16 | 2014-09-03 | 重庆齿轮箱有限责任公司 | Speed changing box mechanical interlocking mechanism |
| CN106838187A (en) * | 2017-03-22 | 2017-06-13 | 宝鸡金钻石油机械股份有限公司 | A kind of oil drill rocker rotating disc drive box |
| CN107781360A (en) * | 2017-11-29 | 2018-03-09 | 滁州悦达实业有限公司 | Power shifting transmission system |
-
2003
- 2003-09-29 CN CNU032376804U patent/CN2649874Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019228A (en) * | 2014-06-16 | 2014-09-03 | 重庆齿轮箱有限责任公司 | Speed changing box mechanical interlocking mechanism |
| CN104019228B (en) * | 2014-06-16 | 2016-03-23 | 重庆齿轮箱有限责任公司 | Gearbox mechanical interlocking mechanism |
| CN106838187A (en) * | 2017-03-22 | 2017-06-13 | 宝鸡金钻石油机械股份有限公司 | A kind of oil drill rocker rotating disc drive box |
| CN107781360A (en) * | 2017-11-29 | 2018-03-09 | 滁州悦达实业有限公司 | Power shifting transmission system |
| CN107781360B (en) * | 2017-11-29 | 2023-12-05 | 滁州悦达实业有限公司 | power shift transmission system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041020 Termination date: 20100929 |