CN216198471U

CN216198471U - Diesel generator with noise-reducing and shock-absorbing structure

Info

Publication number: CN216198471U
Application number: CN202122597999.0U
Authority: CN
Inventors: 成诗益
Original assignee: Hubei Shangli Explosion Proof Technology Co ltd
Current assignee: Hubei Shangli Explosion Proof Technology Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-04-05
Anticipated expiration: 2031-10-27

Abstract

The utility model discloses a diesel generator with a noise-reducing and shock-absorbing structure, which comprises a box body and a mounting seat, the inner wall of the box body is sequentially provided with a sound insulation layer and a sound absorption plate, the bottom of the box body is slidably provided with a base, a second groove is arranged on the base, a first rotating seat is arranged in the second groove in a sliding way, a third spring is fixedly connected between the first rotating seat and the inner side wall of the second groove, a second rotating seat is fixedly arranged at the lower end of the mounting seat, a connecting rod is connected between the first rotating seat and the second rotating seat, a second spring is connected between the mounting seat and the base, the sound-absorbing plate is fixedly arranged on the sound-insulating layer, so that the vibration amplitude of the diesel generator during operation is reduced to a great extent, internal electrical elements are kept to stably operate, and the service life of the diesel generator is prolonged.

Description

Diesel generator with noise-reducing and shock-absorbing structure

Technical Field

The utility model relates to the technical field of diesel generators, in particular to a diesel generator with a noise-reducing and shock-absorbing structure.

Background

The diesel generator is a small power generating equipment, and is a power machine using diesel oil as fuel and using diesel engine as prime mover to drive generator to generate power. The whole set of unit generally comprises a diesel engine, a generator, a control box, a fuel tank, a starting and controlling storage battery, a protection device, an emergency cabinet and the like, can be used for daily power generation and emergency power generation of various families, offices, large, medium and small enterprises, and the diesel engine is started by rotating a crankshaft of the diesel engine through manpower or other power to enable a piston to reciprocate up and down in a cylinder with a sealed top. The piston completes four strokes in motion: an intake stroke, a compression stroke, a combustion and power (expansion) stroke, and an exhaust stroke. When the piston moves from top to bottom, the inlet valve is opened, and the fresh air filtered by the air filter enters the cylinder to complete the air inlet stroke. The piston moves from bottom to top, the air inlet and outlet valves are closed, the air is compressed, the temperature and the pressure are increased, and the compression process is completed.

The diesel generator in the prior art has large vibration amplitude during operation, and internal elements of the diesel generator are loosened due to long-time working in an unstable environment, so that the service life of the diesel generator is influenced, and therefore the diesel generator with the noise-reducing and shock-absorbing structure needs to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a diesel generator with a noise-reducing and shock-absorbing structure, which reduces the vibration amplitude of the diesel generator during operation to a great extent, enables internal electrical components to keep stable operation, prolongs the service life of the diesel generator and solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a diesel generator with shock-absorbing structure of making an uproar falls, includes box and mount pad, the inner wall of box has set gradually puigging and abatvoix, the bottom slidable mounting of box has the base, the second recess has been seted up on the base, the inside slidable mounting of second recess has first rotation seat, fixedly connected with third spring between the inside wall of first rotation seat and second recess, the lower extreme fixed mounting of mount pad has the second to rotate the seat, first rotation seat and second rotate and are connected with the connecting rod between the seat, be connected with the second spring between mount pad and the base.

Preferably, the sound-absorbing plate is fixedly installed on the sound-insulating layer, the sound-absorbing plate is provided with a noise reduction hole, and the noise reduction hole is a conical hole.

Preferably, a box cover is rotatably installed on the box body through a hinge, a heat dissipation mechanism is installed on the box cover and comprises a fan, an air inlet is formed in the box cover, and the fan is installed at the lower end of the air inlet.

Preferably, the inside of air intake is pegged graft and is fixed with the tuber pipe, the tuber pipe sets up to the return bend, the air inlet end fixed mounting of tuber pipe has the dust screen.

Preferably, a first groove is formed in the bottom of the box body, a sliding block is fixedly connected to the lower end of the base, and the sliding block is slidably mounted inside the first groove.

Preferably, the inner wall of the first groove is fixedly connected with two groups of first springs, and the end parts of the first springs are fixedly connected to the side parts of the sliding block.

Preferably, the bottom of the mounting seat is fixedly connected with an inserting column, a slot is formed in the base, the inserting column is inserted into the slot, and the inserting column is located inside the second spring.

Preferably, a threaded hole is formed in the side portion of the mounting seat, a screw rod is installed in the threaded hole in a threaded manner, and a gasket is fixedly connected to the end portion of the screw rod.

Preferably, the first rotating seat and the second rotating seat are both provided with a U-shaped rotating seat, the rotating shafts are rotatably arranged in the first rotating seat and the second rotating seat through bearings, and the end parts of the connecting rods are fixedly connected to the rotating shafts.

Preferably, the internally mounted of mount pad has the diesel generator body, the gasket is contradicted at the lateral part of diesel generator body, the fan is located the upper end of diesel generator body.

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

through the design of the first spring, the second spring, the third spring and the connecting rod, the diesel generator body can vibrate when in operation to drive the mounting seat to move downwards, the mounting seat extrudes the connecting rod downwards to enable the connecting rod to rotate with the first rotating seat and the second rotating seat, the first rotating seat extrudes the third spring, the third spring is compressed to convert pressure into elastic force, vibration in the vertical direction is reduced, downward pressure is also converted into elastic force of the second spring to further reduce vibration in the vertical direction, meanwhile, force in the horizontal direction drives the base to move transversely, the sliding block at the lower end of the base extrudes the first spring to convert force in the horizontal direction into elastic force of the first spring, and vibration in the horizontal direction is reduced, the vibration amplitude of the diesel generator when in operation is reduced to a great extent, and internal electrical components of the diesel generator can keep stable operation, the service life of the diesel generator is prolonged.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 3 is a schematic structural view of a base, a slot, a second groove, a third spring and a first connecting block according to the present invention;

FIG. 4 is a schematic view of the structure of the threaded rod, threaded hole and washer of the present invention.

In the figure: 1. a box body; 2. a sound insulating layer; 3. a sound-absorbing panel; 4. a noise reduction hole; 5. a box cover; 6. a fan; 7. an air duct; 8. a dust screen; 9. a base; 10. a first groove; 11. a slider; 12. a first spring; 13. a slot; 14. a mounting seat; 15. a screw; 16. inserting a column; 17. a second spring; 18. a second groove; 19. a third spring; 20. a first rotating base; 21. a second rotating base; 22. a connecting rod; 23. a threaded hole; 24. and (7) a gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The same reference numbers in different drawings identify the same or similar elements; it should be further understood that terms such as "first," "second," "third," "upper," "lower," "front," "back," "inner," "outer," "end," "portion," "section," "width," "thickness," "zone," and the like, as used herein, are merely used for convenience in referring to the figures and to aid in describing the utility model, and are not intended to limit the utility model.

Referring to fig. 1-4, the present invention provides a technical solution: a diesel generator with noise reduction and shock absorption structures comprises a box body 1 and a mounting seat 14, heat dissipation holes are formed in the side portion of the box body 1, a sound insulation layer 2 and a sound absorption plate 3 are sequentially arranged on the inner wall of the box body 1, the sound insulation layer 2 and the sound absorption plate 3 play a role in noise reduction, the sound absorption plate 3 is fixedly mounted on the sound insulation layer 2, noise reduction holes 4 are formed in the sound absorption plate 3, the noise reduction holes 4 are arranged to be conical holes, the air vibration frequency is reduced, the noise is reduced, a box cover 5 is rotatably mounted on the box body 1 through hinges, a heat dissipation mechanism is mounted on the box cover 5 and comprises a fan 6, an air inlet is formed in the box cover 5, the fan 6 is mounted at the lower end of the air inlet, an air pipe 7 is fixedly inserted in the air inlet, the air pipe 7 is arranged to be a bent pipe, a dust screen 8 is fixedly mounted at the air inlet end of the air pipe 7, external dust screen 8 can reduce external dust from entering the box body 1, and the external air can be pumped into the box body 1 by the fan 6, the function of heat dissipation is achieved;

the bottom of the box body 1 is slidably provided with a base 9, the base 9 is arranged to be an I-shaped base, the bottom of the box body 1 is provided with a first groove 10, the lower end of the base 9 is fixedly connected with a sliding block 11, the sliding block 11 is slidably arranged in the first groove 10, the inner wall of the first groove 10 is fixedly connected with two groups of first springs 12, the end parts of the first springs 12 are fixedly connected to the side parts of the sliding block 11, and vibration in the horizontal direction during the operation of the diesel generator body is reduced;

a second groove 18 is formed in the base 9, a first rotating seat 20 is slidably mounted inside the second groove 18, a third spring 19 is fixedly connected between the inner side walls of the first rotating seat 20 and the second groove 18, a second rotating seat 21 is fixedly mounted at the lower end of the mounting seat 14, a connecting rod 22 is connected between the first rotating seat 20 and the second rotating seat 21, the first rotating seat 20 and the second rotating seat 21 are both provided with a U-shaped rotating seat, a rotating shaft is rotatably mounted inside the first rotating seat 20 and the second rotating seat 21 through a bearing, the end of the connecting rod 22 is fixedly connected to the rotating shaft, when the diesel generator body runs, vibration is generated, the connecting rod 22 is driven to rotate, the connecting rod 22 extrudes the first rotating seat 20, the first rotating seat 20 extrudes the third spring 19, and vibration in the vertical direction is reduced;

a second spring 17 is connected between the mounting seat 14 and the base 9, an inserting column 16 is fixedly connected to the bottom of the mounting seat 14, a slot 13 is formed in the base 9, the inserting column 16 is inserted into the slot 13, the inserting column 16 is located inside the second spring 17, the mounting seat 14 can be driven by the vibration of the diesel generator body to downwards extrude the second spring 17, the downward pressure can be converted into the elastic force of the second spring 17, and the vibration in the vertical direction is further reduced;

threaded hole 23 is seted up to the lateral part of mount pad 14, screw rod 15 is installed to the internal thread of threaded hole 23, the tip fixedly connected with gasket 24 of screw rod 15, the internally mounted of mount pad 14 has the diesel generator body, gasket 24 contradicts at the lateral part of diesel generator body, plays spacing effect to the diesel generator body, and fan 6 is located the upper end of diesel generator body, blows away the heat that produces when the diesel generator body moves.

When the device is used, a diesel generator body is placed in the mounting seat 14, the screw 15 is screwed to drive the gasket 24 to move forwards and abut against the side part of the diesel generator body to fix the diesel generator body, the diesel generator body can vibrate when running, the mounting seat 14 can be driven to move downwards by vertical force, the mounting seat 14 downwards extrudes the connecting rod 22, the connecting rod 22 rotates with the first rotating seat 20 and the second rotating seat 21, the first rotating seat 20 extrudes the third spring 19, the third spring 19 is compressed to convert pressure into elastic force, the vibration in the vertical direction is reduced, the mounting seat 14 can drive the second spring 17 to be extruded downwards, the downward pressure can be converted into the elastic force of the second spring 17, the vibration in the vertical direction is further reduced, meanwhile, the horizontal force can drive the base 9 to move transversely, the sliding block 11 at the lower end of the base 9 extrudes the first spring 12, the force in the horizontal direction is converted into the elastic force of the first spring 12, so that the vibration in the horizontal direction is reduced; and diesel generator body still can produce heat and noise when moving, and acoustic panel 3 can reduce the frequency of air vibrations, and then has reduced the noise, and puigging 2 has further blockked the propagation of noise, makes less noise propagate to the outside of box 1, has reduced the influence to external environment, starts fan 6, and fan 6 takes external air into the inside of box 1 through tuber pipe 7 extraction, has reduced the inside temperature of box 1, plays radiating effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a diesel generator with shock-absorbing structure of making an uproar falls, includes box (1) and mount pad (14), its characterized in that: the inner wall of box (1) has set gradually puigging (2) and abatvoix (3), the bottom slidable mounting of box (1) has base (9), second recess (18) have been seted up on base (9), the inside slidable mounting of second recess (18) has first rotation seat (20), fixedly connected with third spring (19) between the inside wall of first rotation seat (20) and second recess (18), the lower extreme fixed mounting of mount pad (14) has the second to rotate seat (21), first rotation seat (20) and second rotate and are connected with connecting rod (22) between seat (21), be connected with second spring (17) between mount pad (14) and base (9).

2. The diesel generator with a noise and vibration reducing structure as set forth in claim 1, wherein: the sound-absorbing board (3) is fixedly installed on the sound-insulating layer (2), a noise-reducing hole (4) is formed in the sound-absorbing board (3), and the noise-reducing hole (4) is formed into a conical hole.

3. The diesel generator with a noise and vibration reducing structure as set forth in claim 1, wherein: the box is characterized in that a box cover (5) is rotatably installed on the box body (1) through a hinge, a heat dissipation mechanism is installed on the box cover (5), the heat dissipation mechanism comprises a fan (6), an air inlet is formed in the box cover (5), and the lower end of the air inlet is installed on the fan (6).

4. A diesel generator with a noise and vibration reducing structure according to claim 3, wherein: the inside of air intake is pegged graft and is fixed with tuber pipe (7), tuber pipe (7) set up to the return bend, the air inlet end fixed mounting of tuber pipe (7) has dust screen (8).

5. The diesel generator with a noise and vibration reducing structure as set forth in claim 1, wherein: first recess (10) have been seted up to the bottom of box (1), the lower extreme fixedly connected with slider (11) of base (9), slider (11) slidable mounting is in the inside of first recess (10).

6. The diesel generator with a noise and vibration reducing structure as set forth in claim 5, wherein: the inner wall of the first groove (10) is fixedly connected with two groups of first springs (12), and the end parts of the first springs (12) are fixedly connected to the side parts of the sliding blocks (11).

7. The diesel generator with a noise and vibration reducing structure as set forth in claim 1, wherein: the bottom fixedly connected with of mount pad (14) inserts post (16), slot (13) have been seted up on base (9), insert post (16) and peg graft in the inside of slot (13), insert post (16) and be located the inside of second spring (17).

8. A diesel generator with a noise and vibration reducing structure according to claim 3, wherein: threaded holes (23) are formed in the side portions of the mounting seats (14), threaded rods (15) are mounted in the threaded holes (23) through internal threads, and gaskets (24) are fixedly connected to the end portions of the threaded rods (15).

9. The diesel generator with a noise and vibration reducing structure as set forth in claim 1, wherein: first rotation seat (20) and second rotate seat (21) and all set up to the rotation seat of U-shaped, the pivot is installed through the bearing rotation in the inside that first rotation seat (20) and second rotated seat (21), the tip fixed connection of connecting rod (22) is in the pivot.

10. The diesel generator with a noise and vibration reducing structure as set forth in claim 8, wherein: the utility model discloses a diesel generator, including mount pad (14), gasket (24), fan (6) are located the upper end of diesel generator body, the internally mounted of mount pad (14) has the diesel generator body, contradict at the lateral part of diesel generator body in gasket (24), fan (6).