CN214743082U - Multipurpose integrated agricultural machinery gearbox - Google Patents
Multipurpose integrated agricultural machinery gearbox Download PDFInfo
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- CN214743082U CN214743082U CN202120302184.2U CN202120302184U CN214743082U CN 214743082 U CN214743082 U CN 214743082U CN 202120302184 U CN202120302184 U CN 202120302184U CN 214743082 U CN214743082 U CN 214743082U
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Abstract
The utility model relates to the technical field of gearboxes, in particular to a multipurpose integrated agricultural machinery gearbox, which comprises a gearbox shell, a shaft I, a shaft II, a shaft III, a shaft IV, a shaft V, a shaft VI, a shaft VII and a shaft VIII which are arranged on the gearbox shell, a shaft I rear output gear and a shaft I sliding gear, a shaft II rear output driven gear, a shaft II low-speed driven gear and a shaft II high-speed driven gear, the shaft II low-speed driven gear and the shaft II high-speed driven gear can mutually drive the other side to rotate, a shaft III normally-closed driven gear and a shaft III driving gear, a shaft IV normally-closed gear and a shaft IV sliding gear, a shaft V normally-closed gear and a shaft V transmission gear, a shaft VI transmission gear and two shaft VI separating gears, the shaft VII output gear and the shaft VIII output gear, a working shift fork, a high-low speed shift fork, a forward-backward shift fork, a left-turn shift fork and a right-turn shift fork, the utility model has the working speed is high, the moment of torsion is big, and long-time work can not generate heat, and the gearbox is not fragile, characteristics that work efficiency is fast.
Description
Technical Field
The utility model relates to a gearbox technical field specifically is a multipurpose integration agricultural machinery gearbox.
Background
The gearbox equipped on the existing small-sized agricultural machinery (mini-tiller, ditcher and the like) has the problems of single use, small torque and easy damage, and the whole size is too large and high, so that the height of the whole machine is too high, and the ditcher is influenced to enter the greenhouse for operation.
Small-sized agricultural equipment such as a mini-tiller and a ditcher has the characteristics of small size, flexibility, high working efficiency and the like, and is widely applied to various working environments. The gearbox on the existing market has the defects of low working speed, small torque, long-time use, easiness in damage of the gearbox and high maintenance cost, and in order to make up for the diversity of the existing gearbox, agricultural equipment with one function needs a gearbox without the characteristics of standardization and universality.
Disclosure of Invention
The utility model aims at the problem that above-mentioned exists, provide a multipurpose integration agricultural machinery gearbox, can be used for ploughing a little multiple small-size agricultural machinery such as machine, deep ditcher, rotary excavating machine, shallot ginger harvester, the operating speed is fast, and the moment of torsion is big, and long-time work can not generate heat, and the gearbox is not fragile, characteristics that work efficiency is high.
In order to solve the above problem, the utility model provides a following technical scheme: a multipurpose integrated agricultural machinery gearbox comprises a gearbox shell, an input shaft, a working shaft, a transmission shaft group and a traveling shaft, wherein the input shaft, the working shaft, the transmission shaft group and the traveling shaft are arranged on the gearbox shell, the input shaft is a shaft I, the working shaft is a shaft II, the transmission shaft group comprises a shaft III, a shaft IV, a shaft V and a shaft VI, the traveling shaft is a shaft VII and a shaft VIII, the multipurpose integrated agricultural machinery gearbox further comprises a shaft I rear output gear fixedly arranged on the shaft I, a shaft I sliding gear slidably arranged on the shaft I, a shaft II rear output driven gear slidably arranged on the shaft II, a shaft II low-speed driven gear rotatably arranged on the shaft II and a shaft II high-speed driven gear rotatably arranged on the shaft II, the shaft low-speed driven gear and the shaft II high-speed driven gear can mutually drive each other to rotate, a shaft III normally-engaged driven gear and a shaft III driving gear fixedly arranged on the shaft III, a shaft IV normally engaged gear fixedly arranged on the shaft IV and a shaft IV sliding gear slidably arranged on the shaft IV shaft, the transmission device comprises a V-shaft normally-engaged gear and a V-shaft transmission gear which are fixedly arranged on a V shaft, a VI-shaft transmission gear which is fixedly arranged on a VI shaft, two VI-shaft separation gears which are slidably arranged on two sides of the VI shaft, a VII-shaft output gear which is fixedly arranged on the VII shaft and a VIII-shaft output gear which is fixedly arranged on the VIII shaft;
a working shifting fork is arranged on the rear output driven gear of the second shaft, a high-low speed shifting fork is arranged on the sliding gear of the first shaft, a forward and backward shifting fork is arranged on the sliding gear of the fourth shaft, and a left-turning shifting fork and a right-turning shifting fork are respectively arranged on the two separating gears of the VI shaft;
the rear output gear of the shaft I can be meshed with the rear output driven gear of the shaft II, the sliding gear of the shaft I can be meshed with the low-speed driven gear of the shaft II or the high-speed driven gear of the shaft II, the low-speed driven gear of the shaft II is normally meshed with the normally-closed driven gear of the shaft III, the driving gear of the shaft III can be meshed with the sliding gear of the shaft IV, the normally-closed gear of the shaft IV is normally meshed with the normally-closed gear of the shaft V, the driving gear of the shaft V is normally meshed with the driving gear of the shaft VI, and the two separating gears of the shaft VI can be respectively meshed with the output gear of the shaft VII and the output gear of the shaft VIII.
According to the utility model discloses it is preferred, the both ends of the axle of input shaft, working shaft, rotating shaft group and walking axle and the position of gearbox casing installation all be provided with bearing and oil blanket.
According to the utility model discloses it is preferred, I axle sliding gear be pair sliding gear, I axle sliding gear's gear wheel can with the high-speed driven gear meshing of II axles, I axle sliding gear's pinion can with the low-speed driven gear meshing of II axles.
According to the utility model discloses it is preferred, IV axle sliding gear meshing be pair sliding gear, IV axle sliding gear's gear wheel can with III axle driving gear meshing, IV axle sliding gear's pinion can with the high-speed driven gear meshing of II axles.
According to the utility model discloses it is preferred, work shift fork and high-low speed shift fork on be connected with work shift fork axle and high-low speed shift fork axle respectively, the operation end of high-low speed shift fork axle and work shift fork axle be located one side of transmission housing.
According to the utility model discloses it is preferred, the gos forward and retreat the shift fork and go forward and retreat the shift fork hub connection, the operation end that gos forward and retreat the shift fork hub connection be located the opposite side of transmission casing.
According to the utility model discloses it is preferred, left turn shift fork and right turn shift fork be connected with left turn shift fork axle and right turn shift fork axle respectively, the operation end of left turn shift fork axle and right turn shift fork axle connection be located the top of gearbox casing.
According to the utility model discloses it is preferred, high low-speed declutch shift shaft, work declutch shift shaft and the axis of going forward and retreating the declutch shift shaft be parallel with the bottom surface of transmission casing, the axis of left side declutch shift shaft and right side declutch shift shaft be perpendicular with the bottom surface of transmission casing.
According to the utility model discloses it is preferred, the top surface and the bottom surface of transmission housing all be provided with the mount pad, the mount pad on be provided with the mounting hole.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model has the characteristics of fast working speed, large torque, no heating after long-time working, difficult damage of the gearbox and fast working efficiency, can be suitable for various small agricultural machines such as a micro-cultivator, a deep ditcher, a rotary digging machine, a green onion and ginger harvester and the like, and has the characteristics of standardization and universality to a certain extent;
2. this gearbox passes through engine drive, and I axle is the power input shaft, is exported by II axles of output shaft after the gear transmission, and here gear drive ratio is 1: 1, high-speed power can be provided for the working device.
3. The operating ends of the high-low speed shift fork shaft and the working shift fork shaft are located on one side of the gearbox shell, the advancing and retreating shifting fork is connected with the advancing and retreating shifting fork shaft, the operating end connected with the advancing and retreating shifting fork shaft is located on the other side of the gearbox shell, and the operating ends connected with the left-turning shift fork shaft and the right-turning shifting fork shaft are located above the gearbox shell.
4. Then through five-stage gear speed reduction for the moment of torsion is bigger, and the load is big, makes the agricultural machinery walk slower simultaneously, and the walking is more steady.
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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic diagram of the internal structure of the present invention.
In the figure: 1. i, shaft I; 11. i, a rear output gear of a shaft; 12. i, an axle sliding gear; 2. II, shaft II; 21. II, outputting a driven gear after the shaft; 22. II, a low-speed driven gear; 23. II, a high-speed driven gear; 3. a shaft III; 31. shaft III normally engages the driven gear; 32. a shaft III driving gear; 4. IV shaft; 41; the gear comprises an IV-shaft normally-engaged gear, 42 and IV-shaft sliding gears, 5 and V shafts, 51 and V-shaft normally-engaged gears, 52 and V-shaft transmission gears, 6 and VI shafts, 61 and VI-shaft transmission gears and 62 and VI-shaft separation gears; 7. a VII shaft; 71. a VII shaft output gear; 72. the transmission comprises an output gear of a shaft VIII, 73 shafts, a shaft VIII, 8 working shifting forks, 9 high-low speed shifting forks, 10 advancing and retreating shifting forks, 13 right-turning shifting forks, 14 left-turning shifting forks, 15 and a transmission case.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figures 1-3
Example one
The utility model provides a following technical scheme: a multipurpose integrated agricultural machinery gearbox comprises a gearbox shell 15, an input shaft, a working shaft, a transmission shaft group and a walking shaft, wherein the input shaft, the working shaft, the transmission shaft group and the walking shaft are arranged on the gearbox shell 15, the input shaft is a shaft I1 and is connected with a power mechanism, the working shaft is a shaft II 2 and is externally connected with an operating mechanism of a micro-cultivator, a deep ditcher, a rotary excavator and a green onion and ginger harvester, the transmission shaft group comprises a shaft III 3, a shaft IV 4, a shaft V5 and a shaft VI 6, the walking shaft is a shaft VII 7 and a shaft VIII 73, the multipurpose integrated agricultural machinery gearbox further comprises a shaft I rear output gear 11 fixedly arranged on the shaft I1, a shaft I sliding gear 12 slidably arranged on the shaft I1, a shaft II rear output driven gear 21 slidably arranged on the shaft II 2, a shaft II low-speed driven gear 22 rotatably arranged on the shaft II 2 and a shaft II high-speed driven gear 23, the shaft low-speed driven gear 22 and the shaft II high-speed driven gear 23 can mutually drive each other to rotate, any one of the II-shaft low-speed driven gear 22 and the II-shaft high-speed driven gear 23 is provided with a groove or a tooth, the two are connected through the groove and the tooth, the connection mode is similar to that of a coupler, the III-shaft normally-engaged driven gear 31 and the III-shaft driving gear 32 which are fixedly arranged on the III shaft 3, the IV-shaft normally-engaged gear 41 fixedly arranged on the IV shaft 4, the IV-shaft sliding gear 42 slidably arranged on the IV shaft 4, the V-shaft normally-engaged gear 51 and the V-shaft transmission gear 52 fixedly arranged on the V shaft 5, the VI-shaft transmission gear 61 fixedly arranged on the VI shaft 6, the two VI-shaft separating gears 62 slidably arranged on two sides of the VI shaft 6, the VII-shaft output gear 71 fixedly arranged on the VII shaft 7 and the VIII-shaft output gear 72 fixedly arranged on the VIII shaft 73 are arranged; the shaft and the gear are fixedly arranged in a flat key interference fit mode, the guide key is usually in spline clearance fit mode when the shaft and the gear are in sliding connection, particularly, the rotation installation mode is in keyless fit, and the rotation of the gear and the shaft is not interfered with each other.
A working shifting fork 8 is arranged on the driven output gear 21 behind the shaft II, a high-low speed shifting fork 9 is arranged on the sliding gear 12 of the shaft I, a forward and backward shifting fork 10 is arranged on the sliding gear 42 of the shaft IV, and a left-turning shifting fork 13 and a right-turning shifting fork 14 are respectively arranged on the two separating gears 62 of the shaft VI;
the I-shaft rear output gear 11 can be meshed with the II-shaft rear output driven gear 21, the I-shaft sliding gear 12 can be meshed with the II-shaft low-speed driven gear 22 or the II-shaft high-speed driven gear 23, the II-shaft low-speed driven gear 22 is normally meshed with the III-shaft normally-closed driven gear 31, the III-shaft driving gear 32 can be meshed with the IV-shaft sliding gear 42, the IV-shaft normally-closed gear 41 is normally meshed with the V-shaft normally-closed gear 51, the V-shaft transmission gear 52 is normally meshed with the VI-shaft transmission gear 61, the two VI-shaft separating gears 62 can be respectively meshed with the VII-shaft output gear 71 and the VIII-shaft output gear 72, the meshing mode capable of being meshed with the gears is that the meshing state between the gears can be changed through the movement of shifting fork sliding gears, the normally-meshing mode is that the gears are always in a meshing state, the I-shaft 1 is a power input shaft, and is output by the II-shaft 2 after being transmitted by the gears, the gear ratio here is 1: 1, can provide high-speed power for the equipment, then through five grades of gear reductions, the output is the walking power of VII axle 7, VIII axle 73, and the drive ratio between each gear can be changed according to actual continuation demand, will not be repeated here.
The both ends of the axle of input shaft, working shaft, rotating shaft group and walking axle all are provided with bearing and oil blanket with the position of 15 installations of gearbox housing, the bearing be deep groove ball bearing, the oil blanket be resistant oily rubber material, the mounted position of each axle on gearbox housing 15 can be adjusted.
Both the top and bottom surfaces of the transmission housing 15 are provided with mounting seats having mounting holes. An oil inlet is further formed in one side of the gearbox shell 15, the mounting seat is a semicircular block, and the mounting hole and the rack are fixed through a bolt.
Example two
A multipurpose integrated agricultural machine gearbox according to embodiment one, further comprising: the first-axis sliding gear 12 is a duplex sliding gear, a big gear of the first-axis sliding gear 12 can be meshed with the second-axis high-speed driven gear 23, and a small gear of the first-axis sliding gear 12 can be meshed with the second-axis low-speed driven gear 22. The IV-shaft sliding gear 42 is meshed with a duplex sliding gear, a large gear of the IV-shaft sliding gear 42 can be meshed with the III-shaft driving gear 32, and a small gear of the IV-shaft sliding gear 42 can be meshed with the II-shaft high-speed driven gear 23. According to the illustration of fig. 1 and 2, the working fork 8 and the high-low speed fork 9 are respectively connected with a working fork shaft and a high-low speed fork shaft, and the operating ends of the high-low speed fork shaft and the working fork shaft are positioned at one side of the gearbox shell 15. The forward and backward shift fork 10 is connected to a forward and backward shift shaft, and an operation end of the forward and backward shift shaft is located at the other side of the transmission case 15. The left-turn shift fork 13 and the right-turn shift fork 14 are connected with a left-turn shift fork shaft and a right-turn shift fork shaft respectively, and the operation ends connected with the left-turn shift fork shaft and the right-turn shift fork shaft are positioned above the gearbox shell 15. The axes of the high-low speed declutch shift shaft, the working declutch shift shaft and the forward-backward declutch shift shaft are parallel to the bottom surface of the gearbox shell 15, and the axes of the left-turning declutch shift shaft and the right-turning declutch shift shaft are perpendicular to the bottom surface of the gearbox shell 15.
The utility model discloses a theory of operation:
1. the working shifting fork 8 is shifted in to be in a neutral gear state, at the moment, the rear output gear 11 of the shaft I is separated from the rear output driven gear 21 of the shaft II, at the moment, the shaft I1 idles, and other shafts are static;
2. the working shifting fork 8 is shifted out, at the moment, the rear output gear 11 of the shaft I is meshed with the rear output driven gear 21 of the shaft II, the shaft I1 drives the shaft II 2 to rotate, the shaft II 2 outputs work, at the moment, the high-low speed shifting fork 9 is in a neutral position, and the shafts III, IV, V, VI, VII and VIII are all static;
3. the high-low speed shifting fork 9 is shifted in, at the moment, the shaft I sliding gear 12 is meshed with the shaft II high-speed driven gear 23, high speed is output, the shaft II high-speed driven gear 23 drives the shaft II low-speed driven gear 22 to rotate, the shaft II low-speed driven gear 22 is meshed with the shaft III normally-closed driven gear 31 to drive the shaft III 3 to rotate, the shaft III driving gear 32 drives the shaft IV sliding gear 42 to rotate, the shaft IV normally-closed gear 41 drives the shaft V normally-closed gear 51 to rotate, the shaft V transmission gear 52 drives the shaft VI transmission gear 61 to rotate, and the shaft VI 6 rotates to output high speed walking.
4. The high-low speed shifting fork 9 is shifted out, the shaft I sliding gear 12 is meshed with the shaft II low-speed driven gear 22 at the moment, the low speed is output, the shaft II low-speed driven gear 22 is meshed with the shaft III normally-closed driven gear 31 to drive the shaft III 3 to rotate, the shaft III driving gear 32 drives the shaft IV sliding gear 42 to rotate, the shaft IV normally-closed gear 41 drives the shaft V normally-closed gear 51 to rotate, the shaft V transmission gear 52 drives the shaft VI transmission gear 61 to rotate, and the shaft VI 6 rotates to output low-speed walking.
5. When the forward and backward shifting fork 10 is shifted out, the III-axis driving gear 32 is separated from the IV-axis sliding gear 42, the IV-axis sliding gear 42 is meshed with the II-axis high-speed driven gear 23, then the IV-axis normally-engaged gear 41 drives the V-axis normally-engaged gear 51 to rotate, the V-axis transmission gear 52 drives the VI-axis transmission gear 61 to rotate, and the VI-axis 6 rotates to output and backward travel; the total number of the working shafts is changed from 7 shafts to 6 shafts, so that the reverse rotation output is realized.
6. The left-turning shifting fork 13 is pulled out, the left VI shaft separation gear 62 is separated from the VI shaft transmission gear 61, the left-side output is stopped, the right-side output is continued, the left-turning action is realized, and the right-turning shifting fork 14 realizes the right-turning action in the same way.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a multipurpose integration agricultural machinery gearbox, includes transmission housing (15), installs input shaft, working shaft, transmission shaft group and walking axle on transmission housing (15), the input shaft be I axle (1), the working shaft is II axle (2), its characterized in that: the transmission shaft group comprises a shaft III (3), a shaft IV (4), a shaft V (5) and a shaft VI (6), the walking shafts are a shaft VII (7) and a shaft VIII (73), the transmission shaft group also comprises a shaft I rear output gear (11) fixedly arranged on the shaft I (1), a shaft I sliding gear (12) slidably arranged on the shaft I (1), a shaft II rear output driven gear (21) slidably arranged on the shaft II (2), a shaft II low-speed driven gear (22) rotatably arranged on the shaft II (2) and a shaft II high-speed driven gear (23), the shaft II low-speed driven gear (22) and the shaft II high-speed driven gear (23) can mutually drive each other to rotate, a shaft III normally-engaged driven gear (31) and a shaft III driving gear (32) fixedly arranged on the shaft III (3), a shaft IV normally-engaged gear (41) fixedly arranged on the shaft IV (4) and a shaft IV sliding gear (42) slidably arranged on the shaft IV (4), a V-shaft normally-engaged gear (51) and a V-shaft transmission gear (52) which are fixedly arranged on a V shaft (5), a VI-shaft transmission gear (61) which is fixedly arranged on a VI shaft (6), two VI-shaft separating gears (62) which are slidably arranged on two sides of the VI shaft (6), a VII-shaft output gear (71) which is fixedly arranged on a VII shaft (7) and a VIII-shaft output gear (72) which is fixedly arranged on a VIII shaft (73);
a working shifting fork (8) is arranged on the rear output driven gear (21) of the second shaft, a high-low speed shifting fork (9) is arranged on the sliding gear (12) of the first shaft, a forward-backward shifting fork (10) is arranged on the sliding gear (42) of the fourth shaft, and a left-turning shifting fork (13) and a right-turning shifting fork (14) are respectively arranged on the two VI shaft separating gears (62);
the rear output gear (11) of the I shaft can be meshed with the rear output driven gear (21) of the II shaft, the sliding gear (12) of the I shaft can be meshed with the low-speed driven gear (22) of the II shaft or the high-speed driven gear (23) of the II shaft, the low-speed driven gear (22) of the II shaft is normally meshed with the normally-closed driven gear (31) of the III shaft, the driving gear (32) of the III shaft can be meshed with the sliding gear (42) of the IV shaft, the normally-closed gear (41) of the IV shaft is normally meshed with the normally-closed gear (51) of the V shaft, the transmission gear (52) of the V shaft is normally meshed with the transmission gear (61) of the VI shaft, and the two separation gears (62) of the VI shaft can be respectively meshed with the output gear (71) of the VII shaft and the output gear (72) of the VIII shaft.
2. The multipurpose integrated agricultural machine gearbox according to claim 1, wherein: and bearings and oil seals are arranged at the positions where the two ends of the shafts of the input shaft, the working shaft, the rotating shaft group and the walking shaft and the gearbox shell (15) are arranged.
3. The multipurpose integrated agricultural machine gearbox according to claim 2, wherein: the first-axis sliding gear (12) is a duplex sliding gear, a large gear of the first-axis sliding gear (12) can be meshed with a second-axis high-speed driven gear (23), and a small gear of the first-axis sliding gear (12) can be meshed with a second-axis low-speed driven gear (22).
4. The multipurpose integrated agricultural machine gearbox according to claim 3, wherein: the IV-shaft sliding gear (42) is meshed into a duplex sliding gear, a large gear of the IV-shaft sliding gear (42) can be meshed with a driving gear (32) of the III shaft, and a small gear of the IV-shaft sliding gear (42) can be meshed with a high-speed driven gear (23) of the II shaft.
5. The multipurpose integrated agricultural machine gearbox according to claim 1, wherein: work shift fork (8) and high low-speed fork (9) on be connected with work shift fork axle and high low-speed shift fork axle respectively, the operation end of high low-speed shift fork axle and work shift fork axle be located one side of gearbox casing (15), the gos forward and retreat shift fork (10) and go forward and retreat the shift fork hub connection, the operation end that gos forward and retreat the shift fork axle connection be located the opposite side of gearbox casing (15).
6. The multipurpose integrated agricultural machine gearbox according to claim 5, wherein: the left-turn shifting fork (13) and the right-turn shifting fork (14) are respectively connected with a left-turn shifting fork shaft and a right-turn shifting fork shaft, and the operating ends connected with the left-turn shifting fork shaft and the right-turn shifting fork shaft are positioned above a gearbox shell (15).
7. The multipurpose integrated agricultural machine gearbox according to claim 6, wherein: the axes of the high-low speed shifting fork shaft, the working shifting fork shaft and the forward-backward shifting fork shaft are parallel to the bottom surface of the gearbox shell (15), and the axes of the left-turning shifting fork shaft and the right-turning shifting fork shaft are vertical to the bottom surface of the gearbox shell (15).
8. The multipurpose integrated agricultural machine gearbox according to claim 7, wherein: the top surface and the bottom surface of the transmission shell (15) are provided with mounting seats, and mounting holes are formed in the mounting seats.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120302184.2U CN214743082U (en) | 2021-02-02 | 2021-02-02 | Multipurpose integrated agricultural machinery gearbox |
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CN202120302184.2U CN214743082U (en) | 2021-02-02 | 2021-02-02 | Multipurpose integrated agricultural machinery gearbox |
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CN214743082U true CN214743082U (en) | 2021-11-16 |
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CN202120302184.2U Active CN214743082U (en) | 2021-02-02 | 2021-02-02 | Multipurpose integrated agricultural machinery gearbox |
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CN (1) | CN214743082U (en) |
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2021
- 2021-02-02 CN CN202120302184.2U patent/CN214743082U/en active Active
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