CN218031298U - Low type large-torque hydraulic gear shifting transmission - Google Patents
Low type large-torque hydraulic gear shifting transmission Download PDFInfo
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- CN218031298U CN218031298U CN202222247354.9U CN202222247354U CN218031298U CN 218031298 U CN218031298 U CN 218031298U CN 202222247354 U CN202222247354 U CN 202222247354U CN 218031298 U CN218031298 U CN 218031298U
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Abstract
A low-type large-torque hydraulic gear shifting transmission relates to the technical field of gearboxes and comprises a box body, wherein a turbine shaft, a forward low-gear clutch shaft, a backward high-gear clutch shaft, an intermediate transmission shaft and a shifting fork shaft which are connected through a gear set are arranged in the box body, an output shaft is arranged in the box body, the input end of the turbine shaft is connected with a torque converter assembly, and the torque converter assembly is connected with an elastic plate. The utility model provides an among the conventional art the gearbox box of device great, when using on engineering machine tools such as loader, excavator, receive installation space's restriction, if change the gear shift derailleur for a short time, the power moment of torsion of transmission can not reach the problem of requirement again.
Description
Technical Field
The utility model relates to a gearbox technical field, concretely relates to big moment of torsion hydraulic gear shift derailleur of short type.
Background
In a conventional construction machine such as a loader or an excavator, when an engine of the machine is operated, a transmission is required to output a main power.
The integral power shift hydraulic speed variator is one combining hydraulic torque variator and power shift fixed shaft type hydraulic speed variator, and has output shaft of the hydraulic torque variator and input shaft of the power shift fixed shaft type hydraulic speed variator in the same shaft.
Currently used transmissions of the ZL30 type are divided into two parts: the first is a power gear shifting fixed shaft type hydraulic speed changing device, namely a gearbox; the second is YJ315 hydraulic pitch changer.
The prior device gradually exposes the defects of the technology along with the use, and mainly shows the following aspects:
the existing gearbox body is large, when the gearbox is used on engineering machinery such as a loader, an excavator and the like, the gearbox body is limited by installation space, and if a small first gear shifting transmission is replaced, the transmitted power torque can not meet the requirement.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides a big moment of torsion hydraulic gear shift derailleur of short type for it is great to solve the gearbox box among the conventional art, when using on engineering machine tools such as loader, excavator, receives installation space's restriction, if change the gear shift derailleur of a little, the power moment of torsion of transmission can not reach the problem of requirement again.
In order to achieve the above object, the utility model provides a following technical scheme:
a low-type large-torque hydraulic gear shifting transmission comprises a box body, wherein a turbine shaft, a forward low-gear clutch shaft, a backward high-gear clutch shaft, an intermediate transmission shaft, a shifting fork shaft and an output shaft are arranged in the box body and connected through a gear set, the input end of the turbine shaft is connected with a torque converter assembly, and the torque converter assembly is connected with an elastic plate.
As an optimized scheme, a first input gear is arranged on the turbine shaft.
Preferably, a forward low-gear clutch, a second gear and a third gear are arranged on the forward low-gear clutch shaft.
Preferably, the reverse high-gear clutch shaft is provided with a reverse high-gear clutch, a fifth gear, a sixth gear and a seventh gear.
As an optimized scheme, a gear eight and a gear nine are arranged on the intermediate transmission shaft.
As an optimized scheme, a shifting fork assembly is arranged on the shifting fork shaft.
As an optimized scheme, an eleventh gear, a twelfth gear, a coupling sleeve and an output flange are arranged on the output shaft, and a ninth gear is connected with the twelfth gear.
As an optimized scheme, the gear one is connected with the gear three or the gear five.
As an optimized scheme, the second gear is connected with the sixth gear.
Preferably, the seventh gear is connected with the eighth gear, and the eighth gear is connected with the eleventh gear.
Compared with the prior art, the beneficial effects of the utility model are that:
the transmission has simple and compact structure, small volume and soft transmission, and not only solves the defects of insufficient transmitted power torque and the like; the problem that the installation space is limited is solved, and the working conditions that the height and the width of the underground mine vehicle, the mine field and other special working conditions are limited can be realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 isbase:Sub>A sectional view taken along line A-A of FIG. 1;
fig. 3 is a sectional view taken along line B-B in fig. 1.
In the figure: 1-an elastic plate; 2-a torque converter assembly; 3-a turbine shaft; 4, a first gear; 5-forward low range clutch; 6-gear two; 7-a box body; 8-forward low range clutch shaft; 9-gear six; 10-gear seven; 11-backing high range clutch shaft; 12-reverse high clutch; 13-gear eight; 14-an intermediate drive shaft; 15-gear nine; 16-a fork assembly; 17-a declutch shift shaft; 18-gear eleven; 19-gear twelve; 20-a joint sleeve; 21-an output shaft; 22-an output flange; 23-a brake assembly; 24-gear five; 25-gear three.
Detailed Description
Embodiments of the present invention will be described in detail with reference to the accompanying drawings. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and therefore are only used as examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 3, the low-type large-torque hydraulic gear-shifting transmission comprises a box 7, wherein a turbine shaft 3, a forward low-gear clutch shaft 8, a backward high-gear clutch shaft 11, an intermediate transmission shaft 14 and a shifting fork shaft 17 which are connected by a gear set are arranged in the box 7, an output shaft 21, the input end of the turbine shaft 3 is connected with a torque converter assembly 2, and the torque converter assembly 2 is connected with an elastic plate 1.
The output shaft is also connected with a shifting fork assembly 16.
The turbine shaft 3 is provided with a first input gear 4.
The forward low clutch shaft 8 is provided with a forward low clutch 5, a second gear 6, and a third gear 25.
The reverse high clutch shaft 11 is provided with a reverse high clutch 12, a gear five 24, a gear six 9, and a gear seven 10.
The intermediate transmission shaft 14 is provided with a gear eight 13 and a gear nine 15.
The shifting fork assembly 16 is arranged on the shifting fork shaft 17.
The output shaft 21 is provided with an eleventh gear 18, a twelfth gear 19, a joint sleeve 20 and an output flange 22, and the ninth gear 15 is connected with the twelfth gear 19.
Gear one 4 is connected to gear three 25 or gear five 24.
The second gear 6 is connected with the sixth gear 9.
Gear seven 10 is connected with gear eight 13, and gear eight 13 is connected with gear eleven 18.
The working principle of the device is as follows:
the working process of the device is as follows;
the gear of the whole vehicle is four forward gears I, II, III and IV and four backward gears I, II, III and IV, so that the requirements of various working conditions are met.
The transmission route of the forward I gear is as follows: (engine) → elastic plate 1 → torque converter assembly 2 → turbine shaft 3 → gear one 4 → gear three 25 → forward low-gear clutch 5 assembly (both sets of left and right friction plates close to steel plate 12 and friction plate 14) → gear two 6 → gear six 9 → backward high-gear clutch shaft 11 → gear seven 10 → gear eight 13 → intermediate transmission shaft → gear nine 15 → gear twelve 19 → output shaft 21 → output flange 22 one → transmission shaft. (at this time, the engaging sleeve 20 is disengaged from the eleven gear 18, and the eleven gear 18 idles)
And (3) a transmission route of a forward II gear: (engine) → elastic plate 1 → torque converter assembly 2 → turbine shaft 3 → gear one 4 → gear three 25 → forward low clutch 5 assembly (right group friction plate closed, left group friction plate both open) → reverse high clutch 12 assembly (left group friction plate closed, right group friction plate open) → gear six 9 → reverse high clutch shaft 11 → gear seven 10 → gear eight 13 → intermediate transmission shaft → gear nine 15 → gear twelve 19 → output shaft 21 → output flange 22 one → transmission shaft. (at this point, sleeve 20 is disengaged from gear eleven 18, and gear eleven 18 is idle).
And (3) a transmission route of a forward III gear: (engine) → elastic plate 1 → torque converter assembly 2 → turbine shaft 3 → gear one 4 → gear three 25 → forward low clutch 5 assembly (both right and left sets of friction plates are closed) → gear two 6 → gear six 9 → reverse high clutch shaft 11 → gear seven 10 → gear eight 13 → gear eleven 18 → output shaft 21 → output flange 22 one → transmission shaft. (at this time, the engaging sleeve 20 is disengaged from the eleventh gear 18, and the eleventh gear 18 idles)
And (3) a transmission route of forward IV gears: (engine) → elastic plate 1 → torque converter assembly 2 → turbine shaft 3 → gear one 4 → gear three 25 → forward low clutch 5 assembly (right group friction plate closed, left group friction plate both open) → reverse high clutch 12 assembly (left group friction plate closed, right group friction plate open) → gear six 9 → reverse high clutch shaft 11 → gear seven 10 → gear eight 13 → gear eleven 18 → output shaft 21 → output flange 22 one → propeller shaft. (at this point, sleeve 20 is disengaged from gear twelve 19, and gear twelve 19 is idle).
Reverse the transmission route of I shelves: (engine) → elastic plate 1 → torque converter assembly 2 → turbine shaft 3 → gear one 4 → gear five 24 → reverse high range clutch 12 assembly (right group friction plate closed, left group friction plate both open) → forward low range clutch 5 assembly (left group friction plate closed, right group friction plate open) → gear two 6 → gear six 9 → reverse high range clutch shaft 11 → gear seven 10 → gear eight 13 → intermediate transfer shaft → gear nine 15 → gear twelve 19 → output shaft 21 → output flange 22 one → transfer shaft. (at this point, sleeve 20 is disengaged from gear eleven 18, and gear eleven 18 is idle).
And (3) reversing the transmission route of the second gear: (engine) → elastic plate 1 → torque converter assembly 2 → turbine shaft 3 → gear one 4 → gear five 24 → reverse high clutch 12 assembly (both left and right sets of friction plates are closed) → gear six 9 → reverse high clutch shaft 11 → gear seven 10 → gear eight 13 → intermediate transmission shaft → gear nine 15 → gear twelve 19 → output shaft 21 → output flange 22 one → transmission shaft. (at this point, sleeve 20 is disengaged from gear eleven 18, and gear eleven 18 is idle).
Reverse gear III transmission route: (engine) → elastic plate 1 → torque converter assembly 2 → turbine shaft 3 → gear one 4 → gear five 24 → reverse high range clutch 12 assembly (right group friction plate closed, left group friction plate both open) → forward low range clutch 5 assembly (left group friction plate closed, right group friction plate open) → gear two 6 → gear six 9 → reverse high range clutch shaft 11 → gear seven 10 → gear eight 13 → gear eleven 18 → output shaft 21 → output flange 22 one → transmission shaft. (at this time, the sleeve 20 is disengaged from the gear twelve 19, and the gear twelve 19 idles).
Reverse IV gear transmission route: (engine) → elastic plate 1 → torque converter assembly 2 → turbine shaft 3 → gear one 4 → gear five 24 → reverse high-gear clutch 12 assembly (both left and right sets of friction plates are closed) → gear six 9 → reverse high-gear clutch shaft 11 → gear seven 10 → gear eight 13 → gear eleven 18 → output shaft 21 → output flange 22 one → transmission shaft. (at this point, sleeve 20 is disengaged from gear twelve 19, and gear twelve 19 is idle).
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (10)
1. A low-type large-torque hydraulic gear shifting transmission is characterized in that: the transmission device comprises a box body (7), wherein a turbine shaft (3), a forward low-gear clutch shaft (8), a backward high-gear clutch shaft (11), an intermediate transmission shaft (14), a shifting fork shaft (17) and an output shaft (21) are arranged in the box body (7) and connected through a gear set, the input end of the turbine shaft (3) is connected with a torque converter assembly (2), and the torque converter assembly (2) is connected with an elastic plate (1).
2. A low-profile high-torque hydraulically shiftable transmission as claimed in claim 1, wherein: the turbine shaft (3) is provided with a first input gear (4).
3. A low-profile high torque hydrodynamically shiftable transmission as defined in claim 2, wherein: and a forward low-gear clutch (5), a second gear (6) and a third gear (25) are arranged on the forward low-gear clutch shaft (8).
4. A low-profile high-torque hydraulically shiftable transmission as claimed in claim 3, wherein: and a backward high-gear clutch (12), a fifth gear (24), a sixth gear (9) and a seventh gear (10) are arranged on the backward high-gear clutch shaft (11).
5. A low-profile high-torque hydraulically shiftable transmission as claimed in claim 4, wherein: and the intermediate transmission shaft (14) is provided with an eighth gear (13) and a ninth gear (15).
6. A low-profile, high-torque hydroshiftable transmission as defined in claim 1, wherein: and a shifting fork assembly (16) is arranged on the shifting fork shaft (17).
7. A low-profile high torque hydrodynamically shiftable transmission as defined in claim 5, wherein: the output shaft (21) is provided with an eleventh gear (18), a twelfth gear (19), a coupling sleeve (20) and an output flange (22), and the ninth gear (15) is connected with the twelfth gear (19).
8. The low-profile high-torque hydroshiftable transmission of claim 4, wherein: the gear I (4) is connected with the gear III (25) or the gear V (24).
9. The low-profile high-torque hydroshiftable transmission of claim 4, wherein: the second gear (6) is connected with the sixth gear (9).
10. A low-profile high torque hydrodynamically shiftable transmission as defined in claim 7, wherein: the seventh gear (10) is connected with the eighth gear (13), and the eighth gear (13) is connected with the eleventh gear (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222247354.9U CN218031298U (en) | 2022-08-25 | 2022-08-25 | Low type large-torque hydraulic gear shifting transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222247354.9U CN218031298U (en) | 2022-08-25 | 2022-08-25 | Low type large-torque hydraulic gear shifting transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218031298U true CN218031298U (en) | 2022-12-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222247354.9U Active CN218031298U (en) | 2022-08-25 | 2022-08-25 | Low type large-torque hydraulic gear shifting transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218031298U (en) |
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2022
- 2022-08-25 CN CN202222247354.9U patent/CN218031298U/en active Active
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