CN204153089U - A kind of operation gear-box - Google Patents
A kind of operation gear-box Download PDFInfo
- Publication number
- CN204153089U CN204153089U CN201420507929.9U CN201420507929U CN204153089U CN 204153089 U CN204153089 U CN 204153089U CN 201420507929 U CN201420507929 U CN 201420507929U CN 204153089 U CN204153089 U CN 204153089U
- Authority
- CN
- China
- Prior art keywords
- gear
- gearshift
- rotating turret
- casing
- gear shaft
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of operation gear-box of railway large-scale maintenance machinery, a kind of operation gear-box, comprise oil hydraulic motor, casing, driving gear shaft, driven gear, intermediate gear shaft, axle gear, it is right to take turns, gearshift and locking framework, casing is provided with planetary gear speed reducing mechanism, planetary gear speed reducing mechanism connects with driving gear shaft, the input end of planetary gear speed reducing mechanism is bevel-gear sett auxiliary driving, oil hydraulic motor connects by bevel gear pair and planetary gear speed reducing mechanism are vertical, described casing is also equipped with gearshift indication mechanism, gearshift indication mechanism comprises mounting plate, sleeve, display axle, spring and pressing plate.The utility model speed ratio is large, transmission accuracy is high, and shift process is steady, easy-to-operate, and rational in infrastructure, is easy to manufacture.
Description
Technical field
The utility model relates to a kind of operation gear-box, in particular for rail mounted hydraulic driving large speed ratio, highi degree of accuracy operation gear-box.
Background technique
Rail mounted hydraulic driving operation gear-box, after a constant-speed ratio conversion, wheel is passed to by the power of gear transmission adjutant power source transmission, drive car load operation traveling, operation gear-box can meet the requirement of car load low speed operation traveling, can also adapt to the traveling of car load high speed, gear-box realizes low speed operation and the conversion of high speed traveling gear by shift lock mechanism and locks.Existing rail mounted hydraulic driving operation gear-box mainly contains a kind of form, as introduced the 08-32 type tamping car operation axle gear box of Austrian Plasser & Theurer company, its gear-box is by primary speed-down gear pair, casing, the composition such as bearing and shift lock mechanism, shift lock mechanism stirs by shift fork that driving gear is de-puts into gear, with spring, steel ball component locking gear positions, gearshift is inconvenient, it is unreliable to lock, put into gear to can normally take off, gear pair design meshing backlass is bigger than normal, in addition, cabinet design gear pair mounting point is fixed, centre distance is non-adjustable, be not suitable for highi degree of accuracy transmission, by distance and the requirement of bogie overall space inside orbital motion, gear ratio is less than normal, is not suitable for Large-torsion transmisson requirement.
Summary of the invention
The purpose of this utility model is to provide a kind of large speed ratio, highi degree of accuracy transmission, and shift process is steady, easy-to-operate, and rational in infrastructure, is easy to the operation gear-box manufactured.
In order to achieve the above object, the technical solution of the utility model is: a kind of operation gear-box, comprise oil hydraulic motor, casing, driving gear shaft, driven gear, intermediate gear shaft, axle gear, it is right to take turns, gearshift and locking framework, wherein said driven gear is fixed on intermediate gear shaft, driven gear often engages with driving gear shaft, described axle gear is connected in wheel to upper, and to be engaged with intermediate gear shaft by gearshift or throw off, described casing is provided with planetary gear speed reducing mechanism, described planetary gear speed reducing mechanism connects with driving gear shaft, the input end of described planetary gear speed reducing mechanism is bevel-gear sett auxiliary driving, oil hydraulic motor connects by bevel gear pair and planetary gear speed reducing mechanism are vertical, described casing is also equipped with gearshift indication mechanism, described gearshift indication mechanism comprises mounting plate, sleeve, display axle, spring and pressing plate, described sleeve and pressing plate are fixed on a mounting board, described display axle is inserted in sleeve, top and pressing plate are slidably matched, and upper end is stretched outside pressing plate, bottom and sleeve are slidably matched, and lower end is stretched and is offseted outside sleeve and with the side of rotating turret, described spring is arranged in sleeve, one end and pressing plate offset, the other end offsets with display axle, described mounting plate is fixed on casing.
The bottom of described display axle has convex shoulder, and the bottom of convex shoulder can offset with the cylinder inner bottom part of sleeve, and the top of convex shoulder and the bottom of spring offset.
Described pressing plate with the display axle position that is slidably matched, Sealing is housed.
The upper end of described display axle has outside thread, and outside thread is connected with nut.
Described gearshift comprises gearshift drive cylinder, gearshift drive cylinder is connected on casing, described gearshift also comprises push rod, contiguous block and rotating turret, described push rod is positioned at casing, and opposite case reciprocatingly slides, the described piston rod of gearshift drive cylinder is connected with one end of push rod, the other end and the contiguous block of described push rod are hinged, described contiguous block and rotating turret hinged, described rotating turret is enclosed within outside driving gear shaft, and swing around driving gear shaft, the equal rotating support in two ends of described intermediate gear shaft is on rotating turret, when described rotating turret swings, intermediate gear shaft engages with axle gear or is separated.
Described locking framework comprises the corresponding stroke block be provided with on positioning block and rotating turret that casing is installed, to swing and after engage a gear, the stroke block on rotating turret can recline with positioning block with locked position mutually when gearshift drive cylinder promotes rotating turret.
Described rotating turret has two yokes, two yokes all have attachment hole and supported hole, clutch shaft bearing seat is housed in described attachment hole, described driving gear shaft two ends respectively by clutch shaft bearing rotating support on clutch shaft bearing seat, clutch shaft bearing seat is bearing on casing by the second bearing again, the supported hole of described two yokes is all equipped with the 3rd bearing, the two ends of described intermediate gear shaft all by the 3rd bearing rotating support on the yoke of rotating turret.
After adopting said structure, because described planetary gear speed reducing mechanism input end is bevel-gear sett auxiliary driving, oil hydraulic motor connects with planetary gear speed reducing mechanism is vertical, save the horizontal installing space of gear-box, gear-box adopts planetary gear speed reducing mechanism and secondary gear wheel set combination transmission, and transmission speed ratio is large, and work capacity is strong, planetary gear speed reducing mechanism adopts bevel gear pair input, space connection and reasonable arrangement; Shift process gear joint progresses into engagement or out-of-gear gradually, shift process is steady, nothing is impacted, easy-to-operate, and gear pair meshed center distance adjusts by gearshift stroke, can realize the transmission of gear pair zero sideshake, transmission accuracy is high.
Accompanying drawing explanation
The embodiment provided below in conjunction with accompanying drawing is described in further detail the utility model.
Fig. 1 is that gear-box of the present utility model is connected to wheel to upper structural representation;
Fig. 2 is the A-A sectional view that the utility model is in Fig. 1 when putting into gear position;
Fig. 3 is the A-A sectional view of the utility model Fig. 1 when being in neutral gear position;
Fig. 4 is the B direction view of Fig. 1;
Fig. 5 is the structural representation of the rotating turret in the utility model;
Fig. 6 is the plan view of Fig. 5;
Fig. 7 is the structural representation of the gearshift indication mechanism in the utility model.
Embodiment
As Fig. 1, 2, 3, 4, shown in 7, a kind of operation gear-box of the present utility model, comprise oil hydraulic motor 2, casing 4, driving gear shaft 7, driven gear 10, intermediate gear shaft 11, axle gear 12, wheel is to 1, gearshift and locking framework, wherein said driven gear 10 is fixed on intermediate gear shaft 11, driven gear 10 often engages with driving gear shaft 7, described axle gear 12 is connected in wheel on 1, and to be engaged with intermediate gear shaft 11 by gearshift or throw off, described casing 4 is provided with planetary gear speed reducing mechanism 3, described planetary gear speed reducing mechanism 3 connects with driving gear shaft 7, the input end of described planetary gear speed reducing mechanism 3 is bevel-gear sett secondary 3-1 transmission, oil hydraulic motor 2 is connected with planetary gear speed reducing mechanism 3 is vertical by bevel gear pair 3-1, gearshift indication mechanism 19 described casing 4 is also equipped with, described gearshift indication mechanism 19 comprises mounting plate 19-2, sleeve 19-4, display axle 19-1, spring 19-3 and pressing plate 19-5, described sleeve 19-4 and pressing plate 19-5 is fixed on mounting plate 19-2, described display axle 19-1 is inserted in sleeve 19-4, top and pressing plate 19-5 are slidably matched, and upper end is stretched outside pressing plate 19-5, bottom and sleeve 19-4 are slidably matched, and lower end to be stretched outside sleeve 19-4 and is offseted with the side of rotating turret 5, described bullet 19-3 is arranged in sleeve 19-4, one end and pressing plate 19-5 offset, the other end offsets with display axle 19-1, described mounting plate 19-2 is fixed on casing 4.
As shown in Figure 7, the bottom of described display axle 19-1 has convex shoulder 19-1-1, and the bottom of convex shoulder 19-1-1 can offset with the cylinder inner bottom part of sleeve 19-4, and the top of convex shoulder 19-1-1 and the bottom of spring 19-3 offset.
As shown in Figure 7, described pressing plate 19-5 with the display axle 19-1 position that is slidably matched, Sealing 19-6 is housed.
As shown in Figure 7, the upper end of described display axle 19-1 has outside thread 19-1-2, outside thread 19-1-2 is connected with nut 19-7.
As Fig. 2, shown in 3, described gearshift comprises gearshift drive cylinder 6, gearshift drive cylinder 6 is connected on casing 4, described gearshift also comprises push rod 15, contiguous block 16 and rotating turret 5, described push rod 15 is positioned at casing 4, and opposite case 4 reciprocatingly slides, the piston rod 6-1 of described gearshift drive cylinder 6 is connected with one end of push rod 15, the other end and the contiguous block 16 of described push rod 15 are hinged, described contiguous block 16 is hinged with rotating turret 5, described rotating turret 5 is enclosed within outside driving gear shaft 7, and swing around driving gear shaft 7, the equal rotating support in two ends of described intermediate gear shaft 11 is on rotating turret 5, when described rotating turret 5 swings, intermediate gear shaft 11 engages with axle gear 12 or is separated.
As shown in Figure 2,3, described locking framework comprises the corresponding stroke block 14 be provided with on positioning block 13 and rotating turret 5 that casing 4 is installed, when gearshift drive cylinder 6 promote rotating turret 5 swing and engage a gear after, the stroke block 14 on rotating turret 5 can recline with positioning block 13 with locked position mutually.Described stroke block 14 is plane with positioning block 13 fitting surface, and locked secure is reliable.
As shown in Fig. 5,6,1, described rotating turret 5 has two yoke 5-1, two yoke 5-1 all has attachment hole 5-1-1 and supported hole 5-1-2, in described attachment hole 5-1-1, clutch shaft bearing seat 8 is housed, described driving gear shaft 7 two ends respectively by clutch shaft bearing 18 rotating support on clutch shaft bearing seat 8, clutch shaft bearing seat 8 is bearing on casing 4 by the second bearing 9 again, the supported hole 5-1-2 of described two yoke 5-1 is all equipped with the 3rd bearing 17, the two ends of described intermediate gear shaft 11 all by the 3rd bearing 17 rotating support on the yoke 5-1 of rotating turret 5.
As shown in Fig. 1,2,3,4,7, the working principle of the utility model gear-box is as follows: when operation traveling operating mode is run, gearshift drive cylinder 6 piston rod 6-1 stretches out forward, promote push rod 15 to move forward, promoting contiguous block 16 drives rotating turret 5 upwards to swing around driving gear shaft 7, intermediate gear shaft 11 is engaged with axle gear 12, stroke block 14 and positioning block 13 are fitted and are locked, transmission of power is extremely taken turns 1 through secondary gear auxiliary driving through planetary gear speed reducing mechanism 3 by oil hydraulic motor 2 again, drives car load operation traveling; High speed traveling and when hanging together operation, gearshift drive cylinder 6 piston rod 6-1 retracts backward, drives push rod 15 to move backward, contiguous block 16 is driven to drive rotating turret 5 to swing around driving gear shaft 7 downwards, intermediate gear shaft 11 and axle gear 12 are thrown off, and now, gear-box is pulled operation.
Described intermediate gear shaft 11 carries out accurate adjustment with axle gear 12 meshed center distance by gearshift stroke, and can realize the transmission of gear pair zero sideshake, driving gear shaft 7 often engages with driven gear 10, and gear-box entirety can realize highi degree of accuracy transmission.
Described display axle 19-1 drives rotating turret about 5 to rotate and pump with gearshift, and the height observing display axle 19-1 from gear-box outside accurately can judge the range state residing for gear-box.
Claims (7)
1. an operation gear-box, comprise oil hydraulic motor (2), casing (4), driving gear shaft (7), driven gear (10), intermediate gear shaft (11), axle gear (12), take turns (1), gearshift and locking framework, wherein said driven gear (10) is fixed on intermediate gear shaft (11), driven gear (10) often engages with driving gear shaft (7), described axle gear (12) is connected in wheel on (1), and to be engaged with intermediate gear shaft (11) by gearshift or throw off, it is characterized in that:
A, described casing (4) are provided with planetary gear speed reducing mechanism (3), and described planetary gear speed reducing mechanism (3) connects with driving gear shaft (7),
The input end of b, described planetary gear speed reducing mechanism (3) is bevel-gear sett pair (3-1) transmission, and oil hydraulic motor (2) is connected with planetary gear speed reducing mechanism (3) is vertical by bevel gear pair (3-1),
Gearshift indication mechanism (19) c, described casing (4) is also equipped with,
D, described gearshift indication mechanism (19) comprises mounting plate (19-2), sleeve (19-4), display axle (19-1), spring (19-3) and pressing plate (19-5), described sleeve (19-4) and pressing plate (19-5) are fixed on mounting plate (19-2), described display axle (19-1) is inserted in sleeve (19-4), top and pressing plate (19-5) are slidably matched, and upper end is stretched outside pressing plate (19-5), bottom and sleeve (19-4) are slidably matched, and lower end to be stretched outside sleeve (19-4) and is offseted with the side of rotating turret (5), described spring (19-3) is arranged in sleeve (19-4), one end and pressing plate (19-5) offset, the other end offsets with display axle (19-1), described mounting plate (19-2) is fixed on casing (4).
2. operation gear-box according to claim 1, it is characterized in that: the bottom of described display axle (19-1) has convex shoulder (19-1-1), the bottom of convex shoulder (19-1-1) can offset with the cylinder inner bottom part of sleeve (19-4), and the top of convex shoulder (19-1-1) and the bottom of spring (19-3) offset.
3. operation gear-box according to claim 1, is characterized in that: described pressing plate (19-5) with display axle (19-1) position that is slidably matched, Sealing (19-6) is housed.
4. operation gear-box according to claim 1, is characterized in that: the upper end of described display axle (19-1) has outside thread (19-1-2), outside thread (19-1-2) is connected with nut (19-7).
5. operation gear-box according to claim 1, it is characterized in that: described gearshift comprises gearshift drive cylinder (6), gearshift drive cylinder (6) is connected on casing (4), described gearshift also comprises push rod (15), contiguous block (16) and rotating turret (5), described push rod (15) is positioned at casing (4), and opposite case (4) reciprocatingly slides, the piston rod (6-1) of described gearshift drive cylinder (6) is connected with one end of push rod (15), the other end and the contiguous block (16) of described push rod (15) are hinged, described contiguous block (16) is hinged with rotating turret (5), described rotating turret (5) is enclosed within outside driving gear shaft (7), and swing around driving gear shaft (7), the equal rotating support in two ends of described intermediate gear shaft (11) is on rotating turret (5), when described rotating turret (5) swings, intermediate gear shaft (11) engages with axle gear (12) or is separated.
6. operation gear-box according to claim 1, it is characterized in that: described locking framework comprises the stroke block (14) that on the upper positioning block (13) installed of casing (4) and rotating turret (5), correspondence is provided with, when after gearshift drive cylinder (6) promotion rotating turret (5) swing also engage a gear, the stroke block (14) on rotating turret (5) can recline with positioning block (13) with locked position mutually.
7. operation gear-box according to claim 1, it is characterized in that: described rotating turret (5) has two yokes (5-1), two yokes (5-1) all have attachment hole (5-1-1) and supported hole (5-1-2), clutch shaft bearing seat (8) is housed in described attachment hole (5-1-1), described driving gear shaft (7) two ends respectively by clutch shaft bearing (18) rotating support on clutch shaft bearing seat (8), clutch shaft bearing seat (8) is bearing on casing (4) by the second bearing (9) again, the supported hole (5-1-2) of described two yokes (5-1) is all equipped with the 3rd bearing (17), the two ends of described intermediate gear shaft (11) all by the 3rd bearing (17) rotating support on the yoke (5-1) of rotating turret (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507929.9U CN204153089U (en) | 2014-10-08 | 2014-10-08 | A kind of operation gear-box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507929.9U CN204153089U (en) | 2014-10-08 | 2014-10-08 | A kind of operation gear-box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204153089U true CN204153089U (en) | 2015-02-11 |
Family
ID=52511206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420507929.9U Withdrawn - After Issue CN204153089U (en) | 2014-10-08 | 2014-10-08 | A kind of operation gear-box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204153089U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235303A (en) * | 2014-10-08 | 2014-12-24 | 常州市瑞泰工程机械有限公司 | Operating gearbox |
| CN105202146A (en) * | 2015-10-22 | 2015-12-30 | 吉首市宗南重工制造有限公司 | Mechanical hydraulic direct acting intelligent drive type gearbox |
-
2014
- 2014-10-08 CN CN201420507929.9U patent/CN204153089U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235303A (en) * | 2014-10-08 | 2014-12-24 | 常州市瑞泰工程机械有限公司 | Operating gearbox |
| CN105202146A (en) * | 2015-10-22 | 2015-12-30 | 吉首市宗南重工制造有限公司 | Mechanical hydraulic direct acting intelligent drive type gearbox |
| CN105202146B (en) * | 2015-10-22 | 2016-05-18 | 吉首市宗南重工制造有限公司 | Machine liquid direct-connected driven gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150211 Effective date of abandoning: 20160914 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |