CN221097356U - Three-gear new energy transmission for mine - Google Patents

Abstract

The utility model provides a mining three-gear new energy transmission, which comprises a front shell and a rear shell, wherein a gear shifting executing structure is arranged on the rear shell, the front shell is connected with the rear shell through a fastening bolt, a front end cover is arranged on one side, far away from the rear shell, of the front shell, the surface of the front end cover is connected with a spline connecting sleeve, a rear end cover is arranged on one side, far away from the front shell, of the rear shell, a power takeoff is arranged on the rear end cover, an input shaft is arranged in a cavity of the front shell and the rear shell, the input shaft is connected with the spline connecting sleeve, a second-third gear sliding sleeve and a first-gear sliding sleeve are arranged on the input shaft, a motor shaft is arranged in the front shell, and a first-gear and a second-gear are arranged on the motor shaft; after the utility model is improved, the structure of the gearbox is simple, the failure rate is reduced, and the operation cost and the maintenance cost are reduced; the system noise is reduced, the driving experience is improved, and the transmission efficiency of the whole system is higher.

Description

Three-gear new energy transmission for mine

Technical Field

The utility model belongs to the field of speed changers, and particularly relates to a three-gear new energy speed changer for mines.

Background

The 2-gear gearbox scheme used in most of mine car gearboxes in the current market is small in gear number, and is mainly used for meeting the conditions of no-load ascending and full-load descending, and the dynamic property and the speed shown by the conditions of full-load ascending cannot meet the use conditions in mines; the straight-tooth cylindrical gear is adopted for transmission, so that the efficiency is low, the noise is more obvious, and the driving experience is poor under the condition that the motor replaces an engine;

In summary, the utility model provides a three-gear new energy transmission for mines, which aims to solve the problems.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a three-gear new energy transmission for mines, which aims to solve the problems that in the prior art, straight-tooth cylindrical gear transmission is adopted, the efficiency is low, the noise is more obvious, the driving experience is poor and the like under the condition that a motor replaces an engine.

The utility model provides a mining three-gear new energy transmission, includes procapsid and back casing, install the gear shift execution structure on the back casing, through fastening bolt connection between procapsid and the back casing, the front end housing is installed to one side of keeping away from the back casing on the procapsid, the surface connection of front end housing has the spline adapter sleeve, the rear end housing is installed to one side of keeping away from the procapsid on the back casing, install the power takeoff on the rear end housing, install the input shaft in the cavity of procapsid and back casing, the input shaft is connected with the spline adapter sleeve, install second third gear sliding sleeve and first gear sliding sleeve on the input shaft, be provided with the motor shaft in the procapsid, install first gear and second gear on the motor shaft.

Further, a first gear and a second gear are installed on the motor shaft in an interference fit mode, and the motor shaft is arranged below the input shaft.

Further, one end of the input shaft, which is far away from the spline connecting sleeve, is connected to the rear end cover.

Further, the shift execution structure is provided at an upper end of the rear housing.

Further, the front shell and the rear shell are made of aluminum castings.

Furthermore, the first gear and the second gear are helical gears.

Further, the second third gear sliding sleeve and the first gear sliding sleeve are respectively arranged at two ends of the input shaft.

Compared with the prior art, the utility model has the following beneficial effects:

1. the device of the utility model improves the running power of the whole vehicle, meets the complex working condition on the mine, reduces the weight and the noise of the gearbox, improves the transmission efficiency, reduces the failure rate and structurally prolongs the service life of the gear shifting mechanism.

2. After the utility model is improved, the structure of the gearbox is simple, the failure rate is reduced, and the operation cost and the maintenance cost are reduced; the system noise is reduced, the driving experience is improved, and the transmission efficiency of the whole system is higher; the power performance of the whole vehicle is improved.

3. According to the utility model, through adopting helical cylindrical gears, the gear bearing capacity is stronger, the noise of the reduction gearbox is reduced by optimizing gear parameters and adding noise reduction measures on the shell, the weight is reduced by adopting an aluminum casting for the shell part, and the spline connecting sleeve is used for connecting the input shaft and the motor shaft of the gearbox.

Drawings

FIG. 1 is a perspective view of the present utility model;

Fig. 2 is a schematic view of the gear setting of the present utility model.

In the figure:

1. A spline connecting sleeve; 2. a front housing; 3. a rear housing; 4. a shift execution structure; 5. a rear end cover; 6. a front end cover; 7. a power take-off; 8. an input shaft; 9. a second and third gear sliding sleeve; 10. a second gear; 11. a first gear sliding sleeve; 12. a first gear.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1-2, the utility model provides a three-gear new energy transmission for mines, which comprises a front shell 2 and a rear shell 3, wherein a gear shifting executing structure 4 is arranged on the rear shell 3, the front shell 2 and the rear shell 3 are connected through a fastening bolt, a front end cover 6 is arranged on one side, far away from the rear shell 3, of the front shell 2, the surface of the front end cover 6 is connected with a spline connecting sleeve 1, a rear end cover 5 is arranged on one side, far away from the front shell 2, of the rear shell 3, a power takeoff 7 is arranged on the rear end cover 5, an input shaft 8 is arranged in a cavity of the front shell 2 and the rear shell 3, the input shaft 8 is connected with the spline connecting sleeve 1, a two-three-gear sliding sleeve 9 and a one-gear sliding sleeve 11 are arranged on the input shaft 8, a motor shaft is arranged in the front shell 2, and a first-gear 12 and a second-gear 10 are arranged on the motor shaft.

As an embodiment of the present utility model, a first gear 12 and a second gear 10 are mounted in interference fit to a motor shaft, which is disposed below the input shaft 8.

As an embodiment of the utility model, the end of the input shaft 8 remote from the spline connection sleeve 1 is connected to the rear end cap 5.

As one embodiment of the present utility model, a shift execution structure 4 is provided at the upper end of the rear housing 3.

As an embodiment of the present utility model, the front case 2 and the rear case 3 are cast aluminum.

As an embodiment of the present utility model, the first gear 12 and the second gear 10 are helical gears.

As an embodiment of the present utility model, the second third gear sliding sleeve 9 and the first gear sliding sleeve 11 are respectively disposed at both ends of the input shaft 8.

The specific working principle is as follows:

when the first gear sliding sleeve 11 is combined with the first gear 12, the first gear power is output, when the second third gear sliding sleeve 9 is combined with the second gear 10, the second gear power is output, and when the second third gear sliding sleeve 9 is combined with the input shaft 8, the third gear power is output, the arrangement mode is that the second third gear is arranged on one side, and the first gear is arranged on one side, and because the mine car is commonly used in the second third gear, the gear selection use frequency of the gear shifting mechanism can be greatly reduced, the service life of the gear shifting mechanism is prolonged, and the failure rate is reduced;

the first gear speed ratio range is 3.9-4.6, the second gear speed ratio range is 1.8-2.3, and the third gear speed ratio is 1;

First gear torque ranges 3800 to 5600Nm, second gear torque ranges 3800 to 5600Nm, and third gear torque ranges 3800 to 5600Nm.

Finally, it should be noted that: in the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.

Claims (7)

1. The utility model provides a mining three-gear new forms of energy derailleur, includes preceding casing (2) and back casing (3), its characterized in that: install on rear housing (3) and shift execution structure (4), pass through fastening bolt connection between front housing (2) and rear housing (3), front end housing (6) are installed to one side of keeping away from rear housing (3) on front housing (2), the surface connection of front end housing (6) has spline adapter sleeve (1), rear end housing (5) are installed to one side of keeping away from front housing (2) on rear housing (3), install power takeoff (7) on rear end housing (5), install input shaft (8) in the cavity of front housing (2) and rear housing (3), input shaft (8) are connected with spline adapter sleeve (1), install second third gear sliding sleeve (9) and first gear sliding sleeve (11) on input shaft (8), be provided with the motor shaft in front housing (2), install first gear (12) and second gear (10) on the motor shaft.

2. The mining three-gear new energy transmission of claim 1, wherein: the motor shaft is provided with a first gear (12) and a second gear (10) in interference fit, and the motor shaft is arranged below the input shaft (8).

3. The mining three-gear new energy transmission of claim 1, wherein: one end of the input shaft (8) far away from the spline connecting sleeve (1) is connected to the rear end cover (5).

4. The mining three-gear new energy transmission of claim 1, wherein: the shift execution structure (4) is arranged at the upper end of the rear shell (3).

5. The mining three-gear new energy transmission of claim 1, wherein: the front shell (2) and the rear shell (3) are cast aluminum pieces.

6. The mining three-gear new energy transmission of claim 1, wherein: the first gear (12) and the second gear (10) are helical gears.

7. The mining three-gear new energy transmission of claim 1, wherein: the second and third gear sliding sleeves (9) and the first gear sliding sleeve (11) are respectively arranged at two ends of the input shaft (8).