CN214534249U

CN214534249U - Engineering machinery engine supporting structure capable of absorbing deflection torque

Info

Publication number: CN214534249U
Application number: CN202120859107.7U
Authority: CN
Inventors: 苏杭
Original assignee: Jiangyin Furen Heavy Industry Machinery Co ltd
Current assignee: Jiangyin Furen Heavy Industry Machinery Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-10-29
Anticipated expiration: 2031-04-25

Abstract

The utility model discloses an engine bearing structure technical field specifically is an engineering machine tool engine bearing structure that can absorb yawing moment, including engine assembly, right support component and left support component, right side support component connects at the engine assembly right-hand member, left side support component connects at the engine assembly left end, still includes, is located the sliding part of right support component lower extreme, sliding part includes the bottom plate, convex spout has been seted up to bottom plate upper end lateral wall mountain, convex spout is equipped with two, convex spout interpolation has circular slider, right side support component includes the sketch plate of fixed mounting on engine assembly lower extreme right side, fixed mounting has the circle axle on the lateral wall of sketch plate right side lower extreme, circle axle right-hand member is connected with the shock attenuation pole, the beneficial effects of the utility model are that: when the flatness of the mounting surface of the engine supporting structure of the engineering machinery is not enough, the power system can not generate large vibration.

Description

Engineering machinery engine supporting structure capable of absorbing deflection torque

Technical Field

The utility model relates to an engine bearing structure field, concretely relates to can absorb deflection moment's engineering machine tool engine bearing structure.

Background

In recent years, due to the requirement of national construction, engineering mechanical equipment makes great contribution to the industries such as national high-speed railways, highway construction, large bridges, petrochemical metallurgy, hydropower, wind power, nuclear power equipment installation, large container lifting, urbanization construction, real estate and the like, the important contribution of the engineering machinery in the aspects of national economic construction, national defense construction, disaster rescue, treatment and the like is fully explained, the engineering machinery becomes one of the important prop industries of national economy in China, and an engine matched with the engineering machinery is the heart of the engineering machinery and is also a main assembly and a power source of the engineering machinery.

The prior art has the following defects: the existing engineering machinery engine supporting structure capable of absorbing the deflection torque has high requirements on the flatness of an assembly surface, the installation difficulty is increased, if the flatness of the installation surface does not meet the requirements, the stress of four supporting points is uneven, and the vibration of the whole power system is large.

Therefore, the invention is necessary to develop a supporting structure of an engine of the engineering machinery, which can absorb the deflection moment.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides an engineering machine tool engine bearing structure that can absorb yawing moment through at engine assembly right side below installation right side support component, at engine assembly left side installation left side support component, at right support component lower extreme installation sliding part to solve engineering machine tool engine bearing structure and join in marriage the big problem of driving system vibration when the dress face plane degree is not enough.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides an engineering machine tool engine bearing structure of absorbable yawing moment, includes engine assembly, right side support component and left support component, right side support component connects at the engine assembly right-hand member, left side support component connects at the engine assembly left end, still includes: a sliding member located at a lower end of the right support member;

the sliding component comprises a bottom plate, two arc-shaped sliding grooves are formed in the side wall mountain of the upper end of the bottom plate, and circular sliding blocks are inserted into the arc-shaped sliding grooves.

Preferably, the right supporting part comprises a special-shaped plate fixedly mounted on the right side of the lower end of the engine assembly, and a circular shaft is fixedly mounted on the side wall of the lower end of the right side of the special-shaped plate.

Preferably, the right end of the circular shaft is connected with a damping rod, a through hole is formed in the central point of the side wall of the damping rod, a first bearing is fixedly mounted in the through hole, and spring dampers are fixedly mounted on the side walls of the lower ends of the front side and the rear side of the damping rod.

Preferably, the right end of the round shaft penetrates through the inner wall of the bearing, the side wall of the round shaft is fixedly provided with two groups of stop blocks, and the stop blocks are respectively positioned on the left side and the right side of the shock absorption rod.

Preferably, the upper end of the circular sliding block is fixedly arranged on the side wall of the lower end of the spring damper.

Preferably, the left support part comprises a flywheel casing fixedly installed on the left side of the engine assembly, mounting holes are formed in the side wall of the front end and the rear end of the flywheel casing, supporting rods are fixedly installed in the mounting holes, and damping sleeves are arranged between the supporting rods and the flywheel casing.

Preferably, the front side and the rear side of the lower end of the left side of the engine assembly are fixedly provided with supporting blocks, and the upper ends of the supporting blocks are connected with dampers through connecting pieces.

Preferably, the upper end of the damper is fixedly arranged on the side wall of the lower end of the support rod through a connecting piece.

Preferably, the arc of the shaped plate is polished.

Preferably, the sliding part further comprises a convex sliding groove arranged on the side wall of the upper end of the bottom plate, the convex sliding grooves are provided with two groups, a convex sliding block is inserted into the convex sliding groove, a second bearing is tightly sleeved on the outer wall of the convex sliding block, the two side walls of the bearing are connected with the inner wall of the convex sliding groove, and the upper end of the convex sliding block is fixedly arranged on the side wall of the lower end of the spring damper.

The utility model has the advantages that: 1. the right supporting part is arranged below the right side of the engine assembly, the left supporting part is arranged on the left side of the engine assembly, the sliding part is arranged at the lower end of the right supporting part, when the engine has a tendency of side turning and deflection, the engine transmits the force to the special-shaped plate and the circular shaft, the circular shaft rotates on the shock absorption rod, the spring shock absorber absorbs shock in the vertical direction of the shock absorption rod, the circular sliding blocks at the lower end of the spring shock absorber slide in the circular arc-shaped sliding grooves, the two groups of circular sliding blocks can slide in the two circular arc-shaped sliding grooves in opposite directions simultaneously, the effect of absorbing shock in the horizontal direction of the shock absorption rod is achieved, and the effect of absorbing the deflection force generated by the engine by the right supporting part can be achieved;

2. the shock attenuation cover can be to the shock attenuation between bell housing and the bracing piece, and the attenuator plays the vertical direction shock attenuation to the bracing piece, can let left side support component reach the effect of the deflection force that absorbs the engine and produce.

Drawings

Fig. 1 is a front view of the overall structure of embodiment 1 provided by the present invention;

fig. 2 is a top view of the overall structure of embodiment 1 provided by the present invention;

fig. 3 is a top cross-sectional view of the right support member according to embodiment 1 of the present invention;

fig. 4 is a schematic structural view of a sliding component according to embodiment 1 of the present invention;

fig. 5 is a schematic view illustrating a connection between the circular arc-shaped sliding groove and the circular sliding block according to embodiment 1 of the present invention;

fig. 6 is a schematic structural view of a sliding component according to embodiment 2 of the present invention.

In the figure: the engine assembly, the flywheel housing 2, the mounting hole 3, the support rod 4, the shock-absorbing sleeve 5, the support block 6, the damper 7, the special-shaped plate 8, the circular shaft 9, the shock-absorbing rod 10, the through hole 11, the bearing I12, the bearing I13, the spring shock absorber 14, the bottom plate 15, the circular arc-shaped sliding groove 16, the circular sliding block 17, the convex sliding groove 18, the convex sliding block 19, the bearing II 20, the right support part 101, the left support part 201 and the sliding part 301.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1:

referring to fig. 1-5, the present invention provides an engine support structure of an engineering machine capable of absorbing a yawing moment, including an engine assembly 1, a right support member 101, and a left support member 201;

further, the right supporting part 101 is connected to the right end of the engine assembly 1, and the left supporting part 201 is connected to the left end of the engine assembly 1, and the engine assembly further includes: a slide member 301 located at the lower end of the right support member 101;

the sliding component 301 comprises a bottom plate 15, two circular arc sliding grooves 16 are formed in the side wall mountain of the upper end of the bottom plate 15, circular sliding blocks 17 are inserted into the circular arc sliding grooves 16, and the circular arc sliding grooves 16 can play a role in enabling the two groups of circular sliding blocks 17 to slide in opposite directions at the same time.

Further, the right supporting part 101 includes a special-shaped plate 8 fixedly mounted on the right side of the lower end of the engine assembly 1, a circular shaft 9 is fixedly mounted on the side wall of the lower end of the right side of the special-shaped plate 8, and the special-shaped plate 8 plays a role of supporting the right side of the engine assembly 1.

Further, the right end of the round shaft 9 is connected with a shock absorption rod 10, a through hole 11 is formed in the center point of the side wall of the shock absorption rod 10, a bearing 12 is fixedly mounted in the through hole 11, spring shock absorbers 14 are fixedly mounted on the side walls of the lower ends of the front side and the rear side of the shock absorption rod 10, and the spring shock absorbers 14 play a role in absorbing shock in the vertical direction of the shock absorption rod 10.

Further, the right end of the round shaft 9 penetrates through the inner wall of the first bearing 12, the first bearing 12 plays a role in enabling the round shaft 9 to rotate in the shock absorption rod 10, the side wall of the round shaft 9 is fixedly provided with the stop blocks 13, the stop blocks 13 are two groups, the stop blocks 13 are respectively located on the left side and the right side of the shock absorption rod 10, and the stop blocks 13 play a role in preventing the round shaft 9 from falling off from the first bearing 12.

Further, the upper end of the circular sliding block 17 is fixedly arranged on the side wall of the lower end of the spring damper 14, and the spring damper 14 plays a role in connecting the circular sliding block 17.

Further, left support component 201 includes that fixed mounting has seted up mounting hole 3 on the upper end lateral wall around 2 at the left flywheel shell 2 of engine assembly 1, and fixed mounting has bracing piece 4 in the mounting hole 3, is equipped with shock attenuation cover 5 between bracing piece 4 and the flywheel shell 2, plays the sealed effect of shock attenuation.

Furthermore, supporting blocks 6 are fixedly mounted on the front side and the rear side of the lower end of the left side of the engine assembly 1, the upper ends of the supporting blocks 6 are connected with dampers 7 through connecting pieces, the lower ends of the dampers 7 can rotate on the connecting pieces at the upper ends of the supporting blocks 6, and the supporting blocks 6 play a role in supporting the dampers 7.

Furthermore, the upper end of the damper 7 is fixedly arranged on the side wall of the lower end of the support rod 4 through a connecting piece, the upper end of the damper 7 can rotate on the connecting piece at the lower end of the support rod 4, the damper is a device for providing motion resistance and consuming motion energy, and the damper 7 plays a role in damping the support rod 4.

Further, the arc of the shaped plate 8 is polished to make the surface of the shaped plate 8 smoother.

The utility model discloses a use as follows: by mounting the right support member 101 below the right side of the engine assembly 1, a left support member 201 is installed on the left side of an engine assembly 1, a slide member 301 is installed on the lower end of a right support member 101, when the engine has a side-turning and deflecting trend, the engine transmits the force to the special-shaped plate 8 and the round shaft 9, the round shaft 9 rotates on the shock absorption rod 10, the spring shock absorber 14 absorbs shock in the vertical direction of the shock absorption rod 10, the round sliding blocks 17 at the lower end of the spring shock absorber 14 slide in the circular arc sliding grooves 16, the two groups of round sliding blocks 17 can slide in the two circular arc sliding grooves 16 in opposite directions simultaneously, the shock absorption effect on the horizontal direction of the shock absorption rod 10 is achieved, the shock absorption sleeve 5 can absorb shock between the flywheel housing 2 and the supporting rod 4, and the damper 7 absorbs shock in the vertical direction of the supporting rod 4, so that the engine supporting structure can achieve the effect of absorbing the deflection force generated by the engine.

Example 2:

referring to fig. 6, the present invention provides an engine support structure of an engineering machine capable of absorbing a yawing moment, including a sliding component 301;

furthermore, the sliding component 301 further includes a convex sliding slot 18 provided on the upper end side wall of the bottom plate 15, two sets of convex sliding slots 18 are provided, a convex sliding block 19 is inserted into the convex sliding slot 18, a bearing two 20 is tightly sleeved on the outer wall of the convex sliding block 19, the side wall of the bearing two 20 is connected with the inner wall of the convex sliding slot 18, the upper end of the convex sliding block 19 is fixedly installed on the lower end side wall of the spring damper 14, when the engine has a tendency of side-turning and deflection, the engine transmits the force to the special-shaped plate 8 and the circular shaft 9, the circular shaft 9 rotates on the damping rod 10, the spring damper 14 damps the vertical direction of the damping rod 10, the convex sliding block 19 at the lower end of the spring damper 14 slides in the convex sliding slot 18, the two sets of convex sliding blocks 19 can slide in opposite directions in the two convex sliding slots 18 at the same time, and the bearing two sets of convex sliding blocks 20 can make the convex sliding block 19 slide more smoothly in the convex sliding slots 18, the effect of damping the shock absorption of the shock absorption rod 10 in the horizontal direction is achieved.

The utility model discloses a use as follows: compared with the embodiment 1, in the embodiment, two sets of convex sliding grooves 18 are formed in the upper end side wall of the bottom plate 15, the convex sliding blocks 19 are inserted into the convex sliding grooves 18, the second bearings 20 are tightly sleeved on the outer walls of the convex sliding blocks 19, the side walls of the second bearings 20 are connected with the inner walls of the convex sliding grooves 18, the upper ends of the convex sliding blocks 19 are fixedly installed on the lower end side wall of the spring shock absorber 14, the two sets of convex sliding blocks 19 can slide in the two convex sliding grooves 18 in opposite directions simultaneously, and the second bearings 20 can enable the convex sliding blocks 19 to slide more smoothly in the convex sliding grooves 18.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims

1. An engineering machinery engine supporting structure capable of absorbing yawing moment, which comprises an engine assembly (1), a right supporting component (101) and a left supporting component (201), and is characterized in that: right side supporting component (101) are connected at engine assembly (1) right-hand member, left side supporting component (201) are connected at engine assembly (1) left end, still include: a slide member (301) located at the lower end of the right support member (101);

the sliding component (301) comprises a bottom plate (15), two arc-shaped sliding grooves (16) are formed in the side wall mountain of the upper end of the bottom plate (15), and circular sliding blocks (17) are inserted into the arc-shaped sliding grooves (16).

2. The engineering machine engine support structure capable of absorbing the yawing moment of claim 1, wherein: right branch stay part (101) are including special-shaped board (8) of fixed mounting on engine assembly (1) lower extreme right side, fixed mounting has round axle (9) on the lateral wall of special-shaped board (8) right side lower extreme.

3. The engineering machine engine support structure capable of absorbing the yawing moment, according to claim 2, wherein: the damping rod (10) is connected with to circle axle (9) right-hand member, through-hole (11) have been seted up to damping rod (10) lateral wall central point, fixed mounting has bearing (12) in through-hole (11), fixed mounting has spring damper (14) on the lateral wall of both sides lower extreme around damping rod (10).

4. The engineering machine engine support structure capable of absorbing the yawing moment, according to claim 2, wherein: the damping rod is characterized in that the right end of the round shaft (9) penetrates through the inner wall of the first bearing (12), check blocks (13) are fixedly mounted on the side wall of the round shaft (9), the check blocks (13) are provided with two groups, and the check blocks (13) are respectively located on the left side and the right side of the damping rod (10).

5. The engineering machine engine support structure capable of absorbing the yawing moment of claim 1, wherein: the upper end of the circular sliding block (17) is fixedly arranged on the side wall of the lower end of the spring shock absorber (14).

6. The engineering machine engine support structure capable of absorbing the yawing moment of claim 1, wherein: left side support member (201) include fixed mounting at left flywheel casing (2) of engine assembly (1), mounting hole (3) have been seted up on the upper end lateral wall around flywheel casing (2), mounting hole (3) internal fixation installs bracing piece (4), be equipped with shock attenuation cover (5) between bracing piece (4) and flywheel casing (2).

7. The engineering machine engine support structure capable of absorbing the yawing moment of claim 1, wherein: supporting blocks (6) are fixedly mounted on the front side and the rear side of the lower end of the left side of the engine assembly (1), and dampers (7) are connected to the upper ends of the supporting blocks (6) through connecting pieces.

8. The engineering machine engine support structure capable of absorbing the yawing moment of claim 7, wherein: the upper end of the damper (7) is fixedly arranged on the side wall of the lower end of the support rod (4) through a connecting piece.

9. The engineering machine engine support structure capable of absorbing the yawing moment, according to claim 2, wherein: the arc part of the special-shaped plate (8) is processed by polishing.

10. The engineering machine engine support structure capable of absorbing the yawing moment of claim 1, wherein: sliding part (301) is still including seting up protruding type spout (18) on bottom plate (15) upper end lateral wall, protruding type spout (18) are equipped with two sets ofly, protruding type slider (19) have been inserted in protruding type spout (18), it has bearing two (20) to closely overlap on protruding type slider (19) outer wall, bearing two (20) lateral walls and protruding type spout (18) inner wall connection, protruding type slider (19) upper end fixed mounting is on spring damper (14) lower extreme lateral wall.