CN218376661U - Engine and mining vehicle - Google Patents

Abstract

The utility model relates to an engine and mining vehicle belongs to engine technical field, has solved the problem of frequent damage of engine front end wheel system under the complex environment, including generator, water pump, fan and front end train structure, front end wheel system structure includes the bent axle band pulley, and bent axle band pulley top is equipped with the fan band pulley, is equipped with idler and take-up pulley between fan band pulley and the bent axle band pulley, and bent axle band pulley, fan band pulley, take-up pulley and the idler are equipped with first drive belt between the idler, its characterized in that, the front end casing of engine is fixed with first protection casing through first support component, and take-up pulley and idler are located first protection space that first protection casing and engine casing formed, adopt the utility model discloses an engine, front end wheel system are not fragile, have reduced vehicle maintenance cost.

Description

Engine and mining vehicle

Technical Field

The utility model relates to an engine technical field, concretely relates to engine and mining vehicle.

Background

The statements herein merely provide background related to the present disclosure and may not necessarily constitute prior art.

The front end casing of present engine installs the fan, the water pump, structures such as generator and front end train, parts such as the front end train of present engine do not protect, the inventor discovers, when the engine is applied to comparatively complicated environment such as mining area environment, mining area vehicle operational environment is poor, operating duration is long, engine anterior segment train has mud often, the grit gets into, cause spare parts such as take-up pulley, idler, the drive belt of front end train to frequently damage, the reliability of engine front end train is low, need carry out frequent change of part, the maintenance cost of vehicle has been increased, the normal work of vehicle has been influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of above-mentioned prior art, providing an engine, through increasing the protection casing to the specific part of front end train, avoided the frequent damage of generator, take-up pulley, conveyer belt etc. of engine front end casing, be applicable to operational environment poor vehicle and use.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

in a first aspect, the embodiment of the utility model provides an engine, including generator, water pump, fan and front end train structure, front end train structure includes the bent axle band pulley, and bent axle band pulley top is equipped with the fan band pulley, is equipped with idler and take-up pulley between fan band pulley and the bent axle band pulley, is equipped with first drive belt between bent axle band pulley, fan band pulley, take-up pulley and the idler, and the front end casing of engine is fixed with first protection casing through first supporting component, and take-up pulley and idler are located first protection space that first protection casing and engine casing formed.

Optionally, the first supporting component includes a supporting frame and a supporting block, the supporting frame is disposed on one side of the first transmission belt portion between the tensioning wheel and the idle wheel, the supporting block is disposed on the other side of the first transmission belt portion between the tensioning wheel and the idle wheel, and the supporting frame and the supporting block are fixed to the first protective cover along a direction perpendicular to the front end housing of the engine.

Optionally, a portion of the first protective cover parallel to the front end housing of the engine is fixed to the support frame through a fixing member, the support block is fixed to the connecting portion through a fixing member, and the connecting portion is vertically fixed to a portion of the first protective cover perpendicular to the front end housing of the engine.

Optionally, the support frame includes first support portion, and first support portion is fixed with engine housing, is provided with two at least internal thread sleeves on the first support portion, and is corresponding, and the mounting between support frame and the first protection casing adopts the screw thread mounting.

Optionally, the supporting block is provided with an internal threaded hole, and correspondingly, the fixing piece between the supporting block and the first protective cover is a threaded fixing piece.

Optionally, the first idler pulley and the tension pulley are mounted on the front end housing of the engine through a second supporting component, and the second supporting component is fixed with a portion, perpendicular to the front end housing of the engine, of the first protective cover through a fixing component.

Optionally, the second support member is provided with at least two internal threaded holes, the axis of each internal threaded hole is perpendicular to the portion of the first protective cover perpendicular to the engine front end housing, and correspondingly, the fixing member between the second support member and the portion of the first protective cover perpendicular to the engine front end housing is a threaded fixing member.

Optionally, the power generator further comprises a second protective cover, the second protective cover is fixed to a third supporting part, the third supporting part is used for fixing the power generator to the front end shell of the engine, the third supporting part is fixed to the bottom of one side of the front end shell of the engine, and the front end parts of the pulley of the power generator and the power generator are located in a second protective space formed by the second protective cover.

Optionally, one side of the second shield extends to the crankshaft pulley such that the second shield covers a second belt portion between the generator pulley and the crankshaft pulley and moving towards the crankshaft pulley.

Optionally, the second protective cover extends to the side edge of the crankshaft pulley and is flush with the surface of the crankshaft pulley wound on the second transmission pulley.

Optionally, the second support member is provided with at least three internal thread sleeves, axes of the three internal thread sleeves are arranged in a non-collinear manner, the axes of the internal thread sleeves are perpendicular to the front end housing of the engine, and the second support member is fixed with a portion of the second protective cover parallel to the front end housing of the engine through the internal thread sleeves and the thread fixing member.

Optionally, the second supporting member is provided with an internal threaded hole at a portion above and below the generator, and the second supporting member is fixed to a portion, perpendicular to the front end housing of the engine, of the second protective cover through the internal threaded hole and the threaded fixing member.

In a second aspect, embodiments of the present invention provide a mining vehicle provided with the engine of the first aspect.

Above-mentioned the utility model has the advantages as follows:

1. the utility model discloses an engine, through setting up first protection casing, can protect the part that idler, the first drive belt of tensioning wheel machine got into take-up pulley and idler between bent axle band pulley and the fan band pulley, promoted the reliability of engine front end motion piece by a wide margin to avoided parts such as grit to fall to idler, tensioning wheel machine drive belt and then caused the frequent damage of idler, take-up pulley and drive belt, reduced the maintenance cost of vehicle, be applicable to complex environment's use.

2. The utility model discloses an engine, through setting up the second protection casing, and the second protection casing extends to crankshaft pulley one side, can protect the part that generator and second drive belt got into the crankshaft pulley, avoided the frequent damage of generator and second drive belt, reduced the maintenance cost of vehicle, be applicable to complex environment's use.

3. The utility model discloses an engine, the part that first protection casing is on a parallel with engine front end casing is fixed through support frame and supporting shoe, because the support frame has two at least internal thread sleeves, consequently, three point fixation at least has been realized, it is on a parallel with the fixed stability of engine front end casing part to first protection casing to have guaranteed, the second supporting component that will install idler and take-up pulley simultaneously is fixed with the part of first protection casing perpendicular to engine front end casing, it is fixed at two directions perpendicular and parallel to engine front end casing to have realized first protection casing, the fixed stability of first protection casing has been guaranteed, the user demand of complex environment has been satisfied, and the second supporting component that uses installation idler and take-up pulley is fixed first protection casing, the at utmost has reduced the structural design and the transformation cost that the installation protection casing brought.

4. The utility model discloses an engine utilizes the third support component to fix the second protection casing, need not to additionally set up the support component to the second protection casing, has reduced transformation and design cost, all fixes the part that is on a parallel with engine front end casing and perpendicular to engine front end casing to the second protection casing simultaneously, has guaranteed the fixed strength to the second protection casing, and then is applicable to the use of complex environment.

5. The utility model discloses an engine, because the generator, bent axle band pulley, the idler between bent axle band pulley and the fan band pulley, take-up pulley mounting height are lower, consequently only utilize first protection casing and second protection casing to above-mentioned part to protect, all the other parts are because high, and difficult entering grit etc. consequently need not the protection, consequently, the utility model discloses an engine only protects the settlement position of engine front end train, and not the whole protection of front end train, under the prerequisite of guaranteeing safeguard function, the at utmost has reduced the transformation cost, and furthest has reduced the radiating influence of engine moreover, and for wholly protecting whole front end train, the protection casing is small, has made things convenient for the installation of whole generator.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

FIG. 2 is a front view of the overall structure of embodiment 1 of the present invention;

fig. 3 is a front view of the first protective cover, the second protective cover and the engine explosion structure in embodiment 1 of the present invention;

fig. 4 is an exploded view of the first protective cover, the second protective cover and the front-end wheel train according to embodiment 1 of the present invention;

the novel engine comprises a fan 1, a generator 2, a crankshaft pulley 3, a fan pulley 4, a first idle pulley 5, a first tensioning pulley 6, a first transmission belt 7, a fan connecting disc 8, a water pump pulley 9, a generator pulley 10, a second tensioning pulley 11, a second idle pulley 12, a second transmission belt 13, a first protective cover 14, a supporting frame 15, a supporting block 16, a supporting plate 17, a first internal thread sleeve 18, a first fixing hole 19, a fixing bolt 20, a connecting plate 21, a second fixing hole 21, a second supporting component 22, an idle pulley mounting surface 23, a tensioning pulley mounting surface 24, a second internal thread hole 25, a third fixing hole 26, a second protective cover 27, a third supporting component 28, a fixing point 29, a second internal thread sleeve 30, a second internal thread sleeve 31 and a fourth fixing hole.

Detailed Description

For convenience of description, the words "upper", "lower", "left" and "right" in the present invention, if any, merely indicate that the directions of movement of the device or element are consistent with those of the drawings, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Example 1

The present embodiment provides an engine, as shown in fig. 1-4, which has an engine housing, a housing portion defining a front end of the engine is a front end housing, the front end housing of the engine is mounted with a fan 1, a water pump, a generator 2 and a front end wheel train, wherein the front end wheel train includes a first wheel train and a second wheel train.

First train includes bent axle band pulley 3, fan band pulley 4 and sets up first idler 5 and first tension pulley 6 between bent axle band pulley 3 and fan band pulley 4, and the winding has first drive belt 7 between bent axle band pulley 3, fan band pulley 4, first idler 5 and the first tension pulley 6, and bent axle band pulley 3 rotates, can be through first drive belt 7 with power transmission to fan band pulley 4 wheel, and fan band pulley 4 passes through fan connection pad 8 and is connected with fan 1, and then drives the rotation of fan 1.

The second train includes bent axle band pulley 3, water pump band pulley 9 and generator band pulley 10, be provided with second take-up pulley 11 between bent axle band pulley 3 and the water pump band pulley 9, be provided with second idler 12 between water pump band pulley 9 and the generator band pulley 10, bent axle band pulley 3, water pump band pulley 9, generator band pulley 10, second take-up pulley 11 and second idler 12 between the round connection have second drive belt 13, the rotation of bent axle band pulley 3 can drive water pump band pulley 9 and generator band pulley 10 and rotate, water pump band pulley 9 is connected with the water pump, and then drive the water pump work, generator band pulley 10 is connected with generator 2, and then drive generator 2 work.

The first transmission belt 7 and the second transmission belt 13 are both wedge-shaped belts, in the embodiment, protective covers are added to the portions, which are easily affected by sand and stones in the external environment, of the tensioning wheel, the idle wheel, the generator and the wedge-shaped belts at the bottom of the installation position and enter the corresponding wheel groove positions, so that frequent damage to the tensioning wheel, the idle wheel, the generator and the wedge-shaped belts is avoided, and the maintenance cost of the vehicle is reduced.

Specifically, in the front end train of the engine, fan pulley 4 is disposed above crankshaft pulley 3, crankshaft pulley 3 is disposed at the bottom of the front end casing of the engine, fan pulley 4 is disposed at the upper position of the front end casing of the engine, water pump pulley 9 is disposed on one side of fan pulley 4, in this embodiment, water pump pulley 9 is disposed on the right side of fan pulley 4, that is, the upper position of the right side of the front end casing of the engine, water pump pulley 9 is connected with the water pump, generator pulley 10 is disposed on one side of crankshaft pulley 3, in this embodiment, generator pulley 10 is disposed on the right side of crankshaft pulley 3, that is, the lower position of the right side of the front end casing of the engine, generator pulley 10 is connected with generator 2, and generator 2 is fixed with the front end casing of the engine.

A first idle wheel 5 and a first tension wheel 6 are arranged between the crankshaft pulley 3 and the fan pulley 4, the first idle wheel 5 is arranged on the lower left side of the fan pulley 4, and the first tension wheel 6 is arranged on the lower right side of the first idle wheel 5 and is positioned on the left side of the crankshaft pulley 3. The first transmission belt 7 sequentially rounds the crankshaft belt wheel 3, the first tensioning wheel 6, the first idle wheel 5 and the fan belt wheel 4 and then is closed into a ring, and the first tensioning wheel 6 is in contact with the outer side face of the first transmission belt 7 and used for tensioning the first transmission belt 7.

In this embodiment, the first tension roller 6 and the first idle roller 5 need to be protected, and therefore, a first protective cover 14 is provided, the first protective cover 14 includes a first portion parallel to the front end housing of the engine and a second portion perpendicular to the front end housing of the engine, the second portion is approximately an L-shaped plate, the first protective cover includes a wider portion and a narrower portion, the second portion is disposed at the edge of the first portion, the first portion and the second portion together form a first protective space, the first protective cover 14 is connected with the front end housing of the engine through a first supporting member, and the first tension roller 6 and the first idle roller 5 are located in the first protective space, so that the first tension roller 6, the first idle roller 5, and the first transmission belt 7 enter the first tension roller 6 and the first idle roller 5 are protected by the first protective cover 14.

Specifically, the first part is located on the outer side of the first tensioning wheel 6 and the first idle wheel 5, the second part with a wider width is located on the right side of the first idle wheel 5 and the first tensioning wheel 6, and the second part with a smaller width is located below the first tensioning wheel 6, so that the first idle wheel 5 and the first tensioning wheel 6 are enclosed in the first protection space.

In this embodiment, one corner of the first portion of the first cover 14 extends to the fan pulley 4, and the edge thereof is flush with the outer wheel surface of the fan pulley 4 and is an arc-shaped edge.

A first portion of the first hood 14 is fixed to the front end housing of the engine by a first support member.

Specifically, the first supporting member includes a supporting bracket 15 and a supporting block 16, the supporting bracket 15 is disposed at one side of the portion of the first belt 7 between the first tension roller 6 and the first idle roller 5, and the supporting block 16 is disposed at the other side of the portion of the first belt 7 between the first tension roller 6 and the first idle roller 5.

The support frame includes the installation department, and the installation department is provided with a plurality of mounting holes, and the installation department passes through mounting hole and fixing bolt and is fixed with the engine front end casing, is equipped with two at least first internal thread sleeves 17 on the installation department, and in this embodiment, be provided with two first internal thread sleeves 17 on the installation department, one of them first internal thread sleeve 17 is located between fan band pulley 4 and first idler 5, and another first internal thread sleeve 17 is located between fan band pulley 4 and first tensioner 6.

The first part of the first protection cover 14 is provided with two first fixing holes 18 near the arc-shaped edge, which correspond to the two first internal thread sleeves 17, and the first part of the first protection cover is fixed with the two first internal thread sleeves by a thread fixing member, in this embodiment, the thread fixing member adopts a fixing bolt 19, and the fixing bolt 19 passes through the first fixing hole 18 and is in threaded connection with the first internal thread sleeve 17, so as to compress the first part on the first internal thread sleeve 17.

The bottom edge of the part with the smaller width of the second part is provided with a connecting part, the connecting part adopts a connecting plate 20, and is fixed with a supporting block 16 through the connecting plate 20, specifically, the supporting block 16 is of a cylindrical structure and is fixed with an engine front end shell, the supporting block 16 is provided with an internal thread hole, a second fixing hole 21 is arranged on the corresponding connecting plate, the supporting block 16 is fixed with the connecting plate through a thread fixing piece, the thread fixing piece adopts a fixing bolt, and the fixing bolt penetrates through the second fixing hole 21 and is in threaded connection with the supporting block, so that the connecting plate 20 is tightly pressed on the supporting block 16.

Since the first idle pulley 5 and the first tension pulley 6 are mounted on the engine front end housing through the second support member 22, they are at a set distance from the engine front end housing, and therefore the portion of the second portion having the smaller width is at a certain distance from the engine front end housing, but the first tension pulley 6 and the first idle pulley 5 can be protected.

The second support member 22 is specifically provided with an idler wheel mounting surface 23 and a tension wheel mounting surface 24, both of which have wheel axle mounting holes. The first idler 5 and the first tensioning wheel are mounted on the second support member 22 via axle mounting holes 6.

Adopt support frame and supporting shoe only can fix first protection casing along the direction of perpendicular to engine front end casing, in order to further guarantee the fixed firm type of first protection casing, satisfy the user demand of complex environment, consequently need go on further fixedly to first protection casing in the direction that is on a parallel with engine front end casing.

Two second internal thread holes 25 with axes parallel to the front end shell of the engine are arranged on the second supporting component, in the embodiment, in the second part of the first protective cover 14, the shape of the part with wider width is matched with the shape of the second supporting component 22, the part can be fit with the right side face of the second supporting component 22, in addition, a third fixing hole 26 matched with the second internal thread hole 25 is arranged, the second supporting component 22 is fixed with the second part of the first protective cover 14 through the second internal thread hole 25 and a thread fixing piece, the thread fixing piece adopts a fixing bolt, the fixing bolt penetrates through the third fixing hole 26 and then is in threaded connection with the second supporting component 22, and further, the second part of the first protective cover 14 is tightly pressed on the outer side face of the second supporting component 22.

In this way, only the second supporting parts 22 of the first idle wheel 5 and the first tensioning wheel 6 need to be improved, no additional supporting part needs to be arranged, and the transformation cost is reduced.

Through the setting of first protection casing 14 for the part that first idler 5, first pinch roller 6 and first drive belt 7 got into first pinch roller 6 and first idler 5 is protected, has promoted the reliability of engine front end motion spare by a wide margin, thereby has avoided parts such as grit to fall to idler, tensioning wheel drive belt and then cause the frequent damage of idler, take-up pulley and drive belt, has reduced the maintenance cost of vehicle, is applicable to the use of complex environment.

And the first protective cover 14 realizes three-point fixation in the direction vertical to the front end shell of the engine and two-point fixation in the direction parallel to the front end shell of the engine, thereby ensuring the fixed installation strength of the first protective cover 14 and improving the adaptability to complex environments.

In this embodiment, the generator 2 is located at the bottom of the front housing, and the second transmission belt 13 entering the crankshaft pulley 3 from the generator pulley 10 is located at the bottom of the front housing, and is susceptible to impurities such as sand, so the engine of this embodiment further includes a second protective cover 27.

The second hood 27 also includes a third portion parallel to the engine front end case and a fourth portion perpendicular to the engine front end case, the fourth portion being vertically disposed at an edge of the third portion, the third portion and the fourth portion forming a second shielding space.

The front end of the generator 2 and the generator belt wheel 10 thereof are located in the second protection space, the position where the second transmission belt 13 enters the generator belt wheel is also located in the second protection space, the left end of the second protection cover extends to the crankshaft belt wheel 3, and the outer wheel surface of the second transmission belt 13 connected with the crankshaft belt wheel 3 is flush with the outer wheel surface, so that the second transmission belt 13 entering the crankshaft belt wheel 3 from the generator belt wheel 10 is partially located in the second protection space.

In order to reduce the modification and design cost, in the present embodiment, the second shield 27 is fixed by a third support member 28, wherein the third support member 28 is a support member for fixing the generator to the front end housing of the engine, the support member is an arc-shaped structure matched with the shape of the generator housing, the support member and the generator 2 have two fixing points 29, which are respectively located above and below the generator 2, the generator is fixed at the fixing points by fixing bolts, and the third support member 28 is fixed to the front end housing of the engine by a plurality of fixing bolts.

Specifically, the third support member is provided with at least three second internal thread sleeves 30 with axes perpendicular to the front end housing of the engine, wherein the second internal thread sleeves 30 are arranged above and below the generator 2, one is arranged above and one is arranged below, or two are arranged above and one is arranged below.

A third portion of the second protection cover 27 is provided with a fourth fixing hole 31 matched with the second internal thread sleeve, the third portion is fixed with the third supporting component 28 through the second internal thread sleeve 30 and a thread fixing piece, the thread fixing piece adopts a fixing bolt, the fixing bolt penetrates through the fourth fixing hole 31 and then is in threaded connection with the second internal thread sleeve 30, and then the third portion of the second protection cover 27 is tightly pressed on the end face of the second internal thread sleeve 30.

By adopting the mode, three-point fixation is realized, and the stability of fixing the second protective cover is ensured.

By the second internally threaded sleeve 30 and the fixing bolt, only the fixing of the second hood 27 in the direction perpendicular to the engine front end housing can be achieved, and in order to further enhance the stability of the fixing of the second hood 27, it is also necessary to fix the second hood 27 from the direction parallel to the engine front end housing.

Therefore, the third supporting member 28 has third inner threaded holes at both ends of the arc structure, the fourth portion of the second shield 27 is attached to both ends of the third supporting member, and a fifth fixing hole 32 is provided to match with the third inner threaded hole, and the fourth portion can be fixed to the third supporting member through the third inner threaded hole and a threaded fastener, in this embodiment, the threaded fastener is a fixing bolt, and the fixing bolt is screwed to the third supporting member 28 through the third inner threaded hole after passing through the fifth fixing hole 32, so as to press the fourth portion against both end surfaces of the third supporting member 28.

The second protective cover 27 is fixed in two directions parallel to and perpendicular to the front end shell of the engine, so that the stability of fixing the second protective cover 27 is ensured, and the adaptability to the working conditions of complex environments is improved.

The first shield 14 and the second shield 27 are made of steel plate or iron plate or other metal plate by stamping or metal plate bending, and are provided with a plurality of strip-shaped protrusions to increase the structural strength.

In this embodiment, only the first protective cover 14 and the second protective cover 27 are arranged to protect the set part of the front-end gear train, which is easy to enter sand and slurry, rather than the whole protection, so that on one hand, the design and modification cost is reduced, on the other hand, the influence on the heat dissipation of the whole engine is reduced, the increase of the whole engine volume caused by the increase of the protective covers is reduced, and the installation of the whole engine is facilitated.

Example 2

The present embodiment provides a mining vehicle provided with the engine described in embodiment 1, and other structures of the mining vehicle may be any existing structures, and will not be described in detail herein,

it is understood that the engine described in embodiment 1 is not limited to mining vehicles, but may be applied to other vehicles operating in complex environmental conditions.

Although the specific embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications or variations can be made by those skilled in the art without inventive efforts on the basis of the technical solutions of the present invention.

Claims (13)

1. The utility model provides an engine, includes generator, water pump, fan and front end train structure, and front end train structure includes the bent axle band pulley, is equipped with the fan band pulley above the bent axle band pulley, is equipped with idler and take-up pulley between fan band pulley and the bent axle band pulley, is equipped with first drive belt between bent axle band pulley, fan band pulley, take-up pulley and the idler, its characterized in that, the front end casing of engine is fixed with first protection casing through first supporting component, and take-up pulley and idler are located first protection space that first protection casing and engine casing formed.

2. The engine of claim 1, wherein the first support member includes a support bracket disposed on one side of the first belt portion between the tension pulley and the idler pulley, and a support block disposed on an opposite side of the first belt portion between the tension pulley and the idler pulley, the support bracket and the support block securing the first shield in a direction perpendicular to the front end housing of the engine.

3. The engine of claim 2, wherein the portion of the first hood parallel to the front end housing of the engine is fixed to the support bracket by a fixing member, the support block and the connecting portion are fixed by a fixing member, and the connecting portion is vertically fixed to the portion of the first hood perpendicular to the front end housing of the engine.

4. An engine as claimed in claim 2, wherein the support bracket comprises a first bracket part which is secured to the engine housing and which is provided with at least two internally threaded sleeves, and correspondingly the securing means between the support bracket and the first shield is a threaded securing means.

5. An engine as set forth in claim 4, wherein said support block is provided with an internally threaded bore and, correspondingly, the fastener between the support block and the first shield is a threaded fastener.

6. The engine of claim 2, wherein the first idler pulley and the tension pulley are mounted to the engine front end housing by a second support member, the second support member being secured to a portion of the first shroud that is perpendicular to the engine front end housing by a fastener.

7. An engine as defined in claim 6, wherein the second support member is provided with at least two internally threaded bores having an axis perpendicular to the portion of the first shield which is perpendicular to the front end housing of the engine, and correspondingly the fastening between the second support member and the portion of the first shield which is perpendicular to the front end housing of the engine is a threaded fastening.

8. The engine of claim 1, further comprising a second shield fixed to a third support member for fixing the generator to the front end housing of the engine, wherein the third support member is fixed to a bottom position of a side of the front end housing of the engine, and the pulley of the generator and a front end portion of the generator are located in a second shield space formed by the second shield.

9. An engine as set forth in claim 8 wherein a side of the second shield extends to the crankshaft pulley such that the second shield covers the second belt portion between the generator pulley and the crankshaft pulley and moving toward the crankshaft pulley.

10. An engine as set forth in claim 9 wherein the second guard extends to the side edge of the crankshaft pulley flush with the face of the crankshaft pulley about which the second drive pulley is journaled.

11. An engine as claimed in claim 8, wherein the third support member is provided with at least three internally threaded sleeves arranged with their axes non-collinear, the internally threaded sleeves having their axes perpendicular to the front end housing of the engine, the second support member being secured to the second shroud parallel to the front end housing of the engine by means of the internally threaded sleeves and a threaded fastener.

12. The engine of claim 11, wherein the third support member is provided with an internally threaded hole at each of upper and lower portions of the generator, and the second support member is fixed to a portion of the second shroud perpendicular to the front end housing of the engine by the internally threaded hole and a threaded fixing member.

13. A mining vehicle, characterised in that an engine according to any one of claims 1-12 is provided.

Images