CN212195658U - Loader engine bonnet hinge mounting structure - Google Patents

Abstract

The utility model discloses a loader engine bonnet hinge mount structure relates to engineering machine tool technical field, including frame, engine bonnet and driver's cabin, the first guide rail of the equal fixedly connected with in both sides around the frame upper surface, the left side of first guide rail is provided with the fixed block, the right side of first guide rail is provided with the motor, first spout has been seted up to the upper surface of first guide rail, be provided with two first sliders in the first spout, the inside set up threaded hole of first slider. This loader engine bonnet hinge mount structure drives two first sliders through the lead screw at rotatory in-process and makes relative motion in first spout, makes two second sliders be relative motion in the second spout through the expansion bracket, and the height of expansion bracket risees this moment to solved current loader engine bonnet hinge mount structure, because whole upset can lead to leaning on into inside space narrow and small, lead to being close to the difficult problem of overhauing of inside part.

Description

Loader engine bonnet hinge mounting structure

Technical Field

The utility model relates to an engineering machine tool technical field specifically is a loader engine bonnet hinge mounting structure.

Background

Due to the requirement of convenient maintenance, the engine hood of the existing loader generally adopts an integral reverse structure, and the overturning action is mostly finished by an oil cylinder or an air cylinder. The existing loader engine hood hinge mounting structure is small in space due to the fact that the whole loader engine hood hinge mounting structure is turned over, parts close to the inside are not easy to overhaul, maintenance burden is increased, and using efficiency of a loader is reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a loader engine hood hinge mounting structure has solved the current loader engine hood hinge mounting structure who provides among the above-mentioned background art, because whole upset can lead to leaning on into inside space narrow and small, leads to being close to the difficult problem of overhauing of inside part.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a hinge mounting structure of an engine hood of a loader comprises a frame, the engine hood and a cab, wherein the front side and the rear side of the upper surface of the frame are fixedly connected with first guide rails, a fixed block is arranged on the left side of the first guide rail, a motor is arranged on the right side of the first guide rail, the upper surface of the first guide rail is provided with a first sliding chute, two first sliding blocks are arranged in the first sliding chute, a threaded hole is formed in the first sliding block, a screw rod is connected with the threaded hole in an internal thread manner, one end of the screw rod is rotatably connected with the fixed block through a bearing, the other end of the screw rod is fixedly connected with the output end of the motor, the front side and the rear side of the inner top wall of the engine cover are fixedly connected with second guide rails, a second sliding groove is formed in the lower surface of the second guide rail, two second sliding blocks are arranged in the second sliding groove, and a telescopic frame is arranged between the two first sliding blocks and the two second sliding blocks.

Further, the engine cover and the motor are both located on the left side of the cab.

Furthermore, the lower surface of the fixed block is fixedly connected with the upper surface of the frame, and the lower surface of the motor is fixedly connected with the upper surface of the frame.

Furthermore, the first sliding blocks are matched with the first sliding grooves, the two first sliding blocks are symmetrically arranged relative to the middle of the first guide rail, and the thread directions of the two threaded holes are opposite.

Further, the length of the first guide rail is smaller than that of the screw rod, and the lengths of the first guide rail and the second guide rail are equal.

Furthermore, the second sliding blocks are matched with the second sliding grooves, and the two second sliding blocks are symmetrically arranged relative to the middle of the second guide rail.

Furthermore, the telescopic frame comprises two connecting rods, the middle parts of the two connecting rods are movably connected through a pin shaft, one ends of the two connecting rods are respectively movably connected with the two first sliding blocks through pin shafts, and the other ends of the two connecting rods are respectively movably connected with the two second sliding blocks through pin shafts.

(III) advantageous effects

The utility model provides a loader engine bonnet hinge mount structure possesses following beneficial effect:

(1) this loader engine bonnet hinge mount structure, through opening the motor, it is rotatory that the motor drives the lead screw, the lead screw drives two first sliders at rotatory in-process and makes relative motion in first spout, make two second sliders be relative motion in the second spout through the expansion bracket, the high rising of expansion bracket this moment, thereby drive the engine bonnet and keep away from the frame, thereby current loader engine bonnet hinge mount structure has been solved, because whole upset can lead to leaning on into inside space narrow and small, lead to being close to the difficult problem of overhauing of inside part.

(2) This loader engine bonnet hinge mount structure makes the rotation of lead screw more stable through setting up the fixed block, sets up first guide rail and can make the more stable slip of first slider, prevents that first slider from following the lead screw rotatory, sets up the expansion bracket and can make the stable rise of engine bonnet to the part that the messenger is close to inside exposes, has made things convenient for the maintenance of part, has improved the availability factor of loader.

Drawings

Fig. 1 is a schematic perspective view of a hinge mounting structure of a loader engine cover according to the present invention;

fig. 2 is a schematic front sectional view of the hinge mounting structure of the loader engine cover according to the present invention;

fig. 3 is a rear view structural schematic diagram of the hinge mounting structure of the loader engine cover of the present invention;

3 fig. 3 4 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 a 3 line 3 a 3- 3 a 3 in 3 fig. 3 3 3 of 3 the 3 hinge 3 mounting 3 structure 3 for 3 a 3 loader 3 engine 3 cover 3 according 3 to 3 the 3 present 3 invention 3; 3

Fig. 5 is an enlarged schematic structural view of the hinge mounting structure of the loader engine cover of the present invention at B in fig. 4;

fig. 6 is an enlarged schematic structural view of the hinge mounting structure of the loader hood of the present invention at D in fig. 4.

In the figure: 1. a frame; 2. an engine cover; 3. a cab; 4. a first guide rail; 5. a fixed block; 6. a motor; 7. a first chute; 8. a first slider; 9. a threaded hole; 10. a screw rod; 11. a second guide rail; 12. a second chute; 13. a second slider; 14. an expansion bracket.

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 understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

Referring to fig. 1-6, the present invention provides a technical solution:

a hinge mounting structure of an engine hood of a loader comprises a frame 1, the engine hood 2 and a cab 3, wherein the engine hood 2 and a motor 6 are positioned on the left side of the cab 3, first guide rails 4 are fixedly connected to the front side and the rear side of the upper surface of the frame 1, a fixed block 5 is arranged on the left side of the first guide rail 4, the lower surface of the fixed block 5 is fixedly connected with the upper surface of the frame 1, a screw rod 10 is enabled to rotate more stably by arranging the fixed block 5, the motor 6 is arranged on the right side of the first guide rail 4, the lower surface of the motor 6 is fixedly connected with the upper surface of the frame 1, a first sliding groove 7 is formed in the upper surface of the first guide rail 4, two first sliding blocks 8 are arranged in the first sliding groove 7, the first sliding blocks 8 are matched with the first sliding groove 7, the two first sliding blocks 8 are symmetrically arranged relative to the middle of the first guide rail 4, and the first, the first slide block 8 is prevented from rotating along with the screw rod 10, the first slide block 8 is internally provided with the screw holes 9, the thread directions of the two screw holes 9 are opposite, the screw rod 10 is in threaded connection with the screw hole 9, the length of the first guide rail 4 is smaller than that of the screw rod 10, one end of the screw rod 10 is rotatably connected with the fixed block 5 through a bearing, the other end of the screw rod 10 is fixedly connected with the output end of the motor 6, the screw rod 10 can drive the two first slide blocks 8 to do relative motion in the first sliding groove 7 in the rotating process, the front side and the rear side of the inner top wall of the engine hood 2 are fixedly connected with the second guide rails 11, the lengths of the first guide rail 4 and the second guide rails 11 are equal, the lower surface of the second guide rail 11 is provided with the second sliding groove 12, the second slide blocks 13 are arranged in the second sliding groove 12, the second slide blocks 13 are matched with the, be provided with expansion bracket 14 between two first sliders 8 and two second sliders 13, expansion bracket 14 includes two connecting rods, and round pin axle swing joint is passed through at the middle part of two connecting rods, and the one end of two connecting rods is respectively through round pin axle swing joint with two first sliders 8, and the other end of two connecting rods is respectively through round pin axle swing joint with two second sliders 13, sets up expansion bracket 14 and can make stable the rise of engine hood 2 to the part that makes to be close to inside exposes, has made things convenient for the maintenance of part.

According to the working principle, the motor 6 is opened during use of the mounting structure of the engine hood hinge of the loader, the motor 6 drives the screw rod 10 to rotate, the screw rod 10 drives the two first sliding blocks 8 to move relatively in the first sliding groove 7 in the rotating process, the two second sliding blocks 13 move relatively in the second sliding groove 12 through the expansion bracket 14, and the expansion bracket 14 is lifted at the moment, so that the engine hood 2 is driven to be far away from the frame 1.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. A hinge mounting structure of an engine hood of a loader comprises a frame (1), an engine hood (2) and a cab (3), and is characterized in that the front side and the rear side of the upper surface of the frame (1) are fixedly connected with first guide rails (4), a fixed block (5) is arranged on the left side of each first guide rail (4), a motor (6) is arranged on the right side of each first guide rail (4), a first sliding groove (7) is formed in the upper surface of each first guide rail (4), two first sliding blocks (8) are arranged in each first sliding groove (7), a threaded hole (9) is formed in each first sliding block (8), a lead screw (10) is in threaded connection with each threaded hole (9), one end of each lead screw (10) is rotatably connected with the corresponding fixed block (5) through a bearing, and the other end of each lead screw (10) is fixedly connected with the output end of the corresponding motor (6, the engine cover is characterized in that second guide rails (11) are fixedly connected to the front side and the rear side of the inner top wall of the engine cover (2), a second sliding groove (12) is formed in the lower surface of each second guide rail (11), two second sliding blocks (13) are arranged in each second sliding groove (12), and a telescopic frame (14) is arranged between each first sliding block (8) and each second sliding block (13).

2. The loader hood hinge mounting structure according to claim 1,

the engine cover (2) and the motor (6) are both positioned on the left side of the cab (3).

3. The loader hood hinge mounting structure according to claim 1,

the lower surface of the fixing block (5) is fixedly connected with the upper surface of the frame (1), and the lower surface of the motor (6) is fixedly connected with the upper surface of the frame (1).

4. The loader hood hinge mounting structure according to claim 1,

the first sliding blocks (8) are matched with the first sliding grooves (7), the two first sliding blocks (8) are symmetrically arranged relative to the middle of the first guide rail (4), and the thread directions of the two threaded holes (9) are opposite.

5. The loader hood hinge mounting structure according to claim 4,

the length of the first guide rail (4) is smaller than that of the screw rod (10), and the lengths of the first guide rail (4) and the second guide rail (11) are equal.

6. The loader hood hinge mounting structure according to claim 1,

the second sliding blocks (13) are matched with the second sliding grooves (12), and the two second sliding blocks (13) are symmetrically arranged relative to the middle of the second guide rail (11).

7. The loader hood hinge mounting structure according to claim 1,

the telescopic frame (14) comprises two connecting rods, the middle parts of the two connecting rods are movably connected through pin shafts, one ends of the two connecting rods are respectively movably connected with the two first sliding blocks (8) through pin shafts, and the other ends of the two connecting rods are respectively movably connected with the two second sliding blocks (13) through pin shafts.

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