CN112253685A

CN112253685A - Safe type low noise diesel engine for agricultural machine

Info

Publication number: CN112253685A
Application number: CN202011130635.5A
Authority: CN
Inventors: 芮志英
Original assignee: Maanshan Changlifa Machinery Manufacturing Co ltd
Current assignee: Maanshan Changlifa Machinery Manufacturing Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-01-22

Abstract

The invention discloses a safe low-noise diesel engine for agricultural machinery, which comprises a base and a housing positioned at the top end of the base, wherein a diesel engine body is arranged at the top end of the base and positioned in the housing, a mounting groove matched with the housing is formed in the top end of the base, a movable block is arranged in the base, the movable block is of a cavity structure, a first cross rod and a second cross rod are symmetrically arranged in the movable block, inserting blocks extending out of the movable block are arranged on the sides, far away from each other, of the first cross rod and the second cross rod, and a gear is arranged in the middle of the movable block and positioned between the first cross rod and the second cross rod. Has the advantages that: the spring can prevent that the diesel engine body from rolling from side to side and bumping because of the toughness mechanism of self, avoids some parts to become flexible because of the collision, and some part then can be fallen the chamber absorption of making an uproar, and on some sound can pass the housing, is weakened by inside water at last to play the effect of making an uproar.

Description

Safe type low noise diesel engine for agricultural machine

Technical Field

The invention relates to the technical field of noise reduction of engine bodies, in particular to a safety type low-noise diesel engine for agricultural machinery.

Background

Diesel generator noise is a complex source of sound made up of multiple sources. According to the noise radiation mode, the noise can be classified into aerodynamic noise, surface radiation noise and electromagnetic noise; according to the reasons, the radiation noise on the surface of the diesel engine can be divided into combustion noise and mechanical noise; among them, aerodynamic noise is a major noise source. Therefore, people who are in a noisy environment for a long time are likely to suffer from eye damage phenomena such as eye fatigue, eye pain, eye puffiness, and tearing of the visual objects.

In life, the requirement for equipment is higher and higher, the work efficiency of the equipment is expected to be improved through innovation of the equipment, the work time is shortened, the use efficiency is improved, and the maximum value is exerted.

An effective solution to the problems in the related art has not been proposed yet.

Disclosure of Invention

Aiming at the problems in the related art, the invention provides a safety type low-noise diesel engine for agricultural machinery, which aims to overcome the technical problems in the prior related art.

Therefore, the invention adopts the following specific technical scheme:

a diesel engine for safe low-noise agricultural machinery comprises a base and a housing arranged at the top end of the base, wherein a diesel engine body is arranged at the top end of the base and in the housing, a mounting groove matched with the housing is formed in the top end of the base, a movable block is arranged in the base and is of a cavity structure, a first transverse rod and a second transverse rod are symmetrically arranged in the movable block, insertion blocks extending out of the movable block are arranged on one sides, away from each other, of the first transverse rod and the second transverse rod, a gear is arranged in the middle of the movable block and between the first transverse rod and the second transverse rod, the axis of the gear is connected with the output end of a driving motor in the movable block, a groove is formed in one end, close to the first transverse rod and the second transverse rod, of the first transverse rod and the second transverse rod, and is provided with a tooth, the bottom end of the base is provided with a fixed block matched with the mounting groove, one side of each fixed block is provided with a fixed groove matched with the inserting block, and the fixed blocks are connected with the housing through a connecting mechanism;

wherein, coupling mechanism is including being located compartment in the fixed block, be equipped with barrel one and barrel two that the symmetry set up in the compartment, barrel one with the bottom all is equipped with compression spring in the barrel two, compression spring's top is equipped with the montant of vertical setting, and is two sets of one side that the montant is close to each other all is equipped with the diaphragm, the top of diaphragm is equipped with the casing, be equipped with sleeve one and sleeve two that the symmetry set up in the casing, sleeve one with bottom in the sleeve two all is equipped with damping spring, damping spring's top is equipped with and extends to the casing is outer and with the support column that the housing is connected, be equipped with the chamber of making an uproar in the housing, it has water to fall the intracavity packing of making. And a water inlet pipe and a water outlet pipe are respectively arranged on two sides of the housing.

Preferably, the water inlet pipe and the water outlet pipe are both provided with valves matched with the water inlet pipe, and the water inlet pipe can be connected with an external water source.

Preferably, the movable block is symmetrically provided with a limiting block sleeved on the first cross rod, and the limiting block is internally provided with first lubricating oil.

Preferably, the movable block is symmetrically provided with a connecting block sleeved on the second cross rod, and the connecting block is internally provided with second lubricating oil.

Preferably, the driving motor is a positive and negative motor, and travel switches electrically connected with the driving motor are arranged on two sides of the tooth groove.

As preferred, the both sides of casing all are equipped with the pinion rack of vertical setting, one side that the pinion rack was kept away from each other all be equipped with the swing gear that the montant is connected, swing gear through the connecting axle with the montant is connected, just the cover is equipped with rather than assorted torsional spring on the connecting axle.

Preferably, one side that the montant is close to each other all is equipped with the baffle of horizontal setting, the baffle is the rubber material.

Preferably, the top end of the housing is provided with a cover plate, the cover plate is connected with the housing through hinges, and the cover plate is provided with handles symmetrically arranged.

Preferably, one side of the cover plate, which is far away from the hinge, is connected with the housing through a buckle, and a plurality of uniformly distributed fluorescent strips are arranged at the top end of the cover plate.

The invention has the beneficial effects that: through the matching design of the housing and the connecting mechanism, the diesel engine body can vibrate when in operation, the spring can prevent the diesel engine body from colliding due to the left-right shaking because of the toughness mechanism of the spring, the phenomenon that some parts are loosened due to collision, the device is damaged is avoided, and the housing can be quickly installed; under the cooperation of the housing and the noise reduction cavity, when the diesel engine body operates, strong sound can be generated, one part of the sound can be absorbed by the noise reduction cavity, and part of the sound can be transmitted to the housing and finally weakened by the water in the housing, so that the noise reduction effect is achieved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a safety type diesel engine for a low-noise agricultural machine according to an embodiment of the invention;

FIG. 2 is a schematic structural diagram of a base in a diesel engine for a safety type low-noise agricultural machine according to an embodiment of the invention;

FIG. 3 is a schematic structural diagram of a connecting mechanism in a diesel engine for a safety type low-noise agricultural machine according to an embodiment of the invention;

FIG. 4 is a partial schematic structural view of a fixing block of a safety type diesel engine for a low-noise agricultural machine according to an embodiment of the invention;

fig. 5 is a top view of a diesel engine body in a safety type diesel engine for a low noise agricultural machine according to an embodiment of the present invention.

In the figure:

1. a base; 2. a housing; 3. a diesel engine body; 4. a movable block; 5. a first cross bar; 6. a second cross bar; 7. inserting a block; 8. a gear; 9. a drive motor; 10. a groove; 11. a tooth socket; 12. a fixed block; 13. fixing grooves; 14. a compartment; 15. a first cylinder body; 16. a second cylinder body; 17. a compression spring; 18. a vertical rod; 19. a transverse plate; 20. a housing; 21. a first sleeve; 22. a second sleeve; 23. a damping spring; 24. a support pillar; 25. a noise reduction cavity; 26. a water inlet pipe; 27. a water outlet pipe; 28. a valve; 29. a joining block; 30. a toothed plate; 31. a rotating gear; 32. a torsion spring; 33. a baffle plate; 34. a cover plate; 35. a handle; 36. a limiting block; 37. and (4) mounting the groove.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the invention, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to the embodiment of the invention, the invention provides the safety type diesel engine for the low-noise agricultural machinery.

The first embodiment is as follows:

as shown in fig. 1-5, the safety type diesel engine for low noise agricultural machinery according to the embodiment of the present invention includes a base 1 and a cover 2 located at the top end of the base 1, a diesel engine body 3 is located in the cover 2 at the top end of the base 1, an installation groove 37 matched with the cover 2 is located at the top end of the base 1, a movable block 4 is located in the base 1, the movable block 4 is of a cavity structure, a first cross rod 5 and a second cross rod 6 are symmetrically arranged in the movable block 4, insertion blocks 7 extending to the outside of the movable block 4 are arranged on the sides of the first cross rod 5 and the second cross rod 6 away from each other, a gear 8 is arranged in the middle of the movable block 4 and between the first cross rod 5 and the second cross rod 6, and the axis of the gear 8 is connected to the output end of a driving motor 9 located in the movable block 4, a groove 10 is formed in one end, close to each other, of the first cross rod 5 and the second cross rod 6, a tooth groove 11 matched with the gear 8 is formed in the groove 10, a fixing block 12 matched with the mounting groove 37 is arranged at the bottom end of the base 1, a fixing groove 13 matched with the inserting block 7 is formed in one side of the fixing block 12, and the fixing block 12 is connected with the housing 2 through a connecting mechanism;

wherein, coupling mechanism is including being located compartment 14 in the fixed block 12, be equipped with the barrel that the symmetry set up in the compartment 14 and barrel two 16, barrel one 15 with the bottom all is equipped with compression spring 17 in barrel two 16, compression spring 17's top is equipped with the montant 18 of vertical setting, and is two sets of one side that montant 18 is close to each other all is equipped with diaphragm 19, diaphragm 19's top is equipped with casing 20, be equipped with sleeve one 21 and sleeve two 22 that the symmetry set up in the casing 20, sleeve one 21 with bottom in the sleeve two 22 all is equipped with damping spring 23, damping spring 23's top is equipped with and extends to casing 20 outer and with the support column 24 that housing 2 is connected, be equipped with in the housing 2 and fall the chamber 25 of making an uproar, it has water to fall the chamber 25 intussuseption of making an uproar. And a water inlet pipe 26 and a water outlet pipe 27 are respectively arranged on two sides of the housing 2.

Example two:

as shown in fig. 1-5, the water inlet pipe 26 and the water outlet pipe 27 are both provided with a valve 28 matched with the water inlet pipe 26, the water inlet pipe 26 can be connected with an external water source, the movable block 4 is internally and symmetrically provided with a limiting block 36 sleeved on the first cross rod 5, a first lubricating oil is arranged in the limiting block 36, the movable block 4 is internally and symmetrically provided with a second connecting block 29 sleeved on the second cross rod 6, and a second lubricating oil is arranged in the connecting block 29. Through the design of valve 28, can freely control the water yield in the chamber 25 of making an uproar that falls, and then realize making an uproar falls to the diesel engine, and stopper 36 and linking piece 29's cooperation design then helps improving the stability of horizontal pole one 5 and horizontal pole two 6 when carrying out lateral shifting.

Example three:

as shown in fig. 1-5, driving motor 9 is positive and negative motor, just both sides on the tooth's socket 11 all be equipped with driving motor 9 phase electrical connection's travel switch, the both sides of casing 20 all are equipped with the pinion rack 30 of vertical setting, one side that pinion rack 30 kept away from each other all be equipped with the rotating gear 31 that montant 18 is connected, rotating gear 31 through the connecting axle with montant 18 is connected, just the cover is equipped with rather than assorted torsional spring 32 on the connecting axle, one side that montant 18 is close to each other all is equipped with the baffle 33 of horizontal setting, baffle 33 is the rubber material. Through the cooperation design of pinion rack 30 and rotating gear 31 for casing 20 is through pinion rack 30 and rotating gear 31 meshing when reciprocating, makes rotating gear 31 rotatory, and rotating gear 31's rotation receives the resistance under the effect of torsional spring 32, and then realizes the effect of buffering.

Example four:

as shown in fig. 1 to 5, a cover plate 34 is arranged at the top end of the housing 2, the cover plate 34 is connected with the housing 2 through hinges, handles 35 are symmetrically arranged on the cover plate 34, one side of the cover plate 34, which is far away from the hinges, is connected with the housing 2 through buckles, and a plurality of fluorescent strips are uniformly distributed on the top end of the cover plate 34. Through the cooperation design of apron 34 with handle 35, and then convenience of customers takes and installs apron 34, further raises the efficiency.

For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.

In practical application, when the housing 2 needs to be installed, the fixing block 12 is inserted into the corresponding installation groove 37, then the driving motor 9 is started to drive the gear 8 to rotate, so that the first cross rod 5 and the second cross rod 6 flash the rotation of the gear 8 to move towards two sides under the action of the tooth grooves 11, the first cross rod 5 and the second cross rod 6 push the insert block 7 to penetrate through the fixing groove 13 to fix the housing 2, when the diesel engine body 3 vibrates in operation, the fixing block 12 has a good buffering effect through the matching design of the compression spring 17 and the damping spring 23, can prevent the diesel engine body 3 from shaking left and right to cause collision, and avoid loosening of some parts due to collision, so that the device is damaged, and under the matching of the housing 2 and the noise reduction cavity 25, when the diesel engine body 3 operates, a strong sound can be generated, and a part can be absorbed by the noise reduction cavity 25, and part of the sound is transmitted to the housing 2 and is finally weakened by the water in the housing, so that the noise reduction effect is realized.

In summary, according to the above technical solution of the present invention, the casing 2 and the connecting mechanism are designed in a matching manner, so that the diesel engine body 3 can vibrate during operation, the spring can prevent the diesel engine body 3 from colliding due to the left-right shaking due to its own toughness mechanism, the parts are prevented from loosening due to collision, the device is prevented from being damaged, and the casing 2 can be quickly installed; under the matching of the housing 2 and the noise reduction cavity 25, when the diesel engine body 3 operates, strong sound is generated, a part of the sound is absorbed by the noise reduction cavity 25, and part of the sound is transmitted to the housing 2 and finally weakened by the water inside, so that the noise reduction effect is achieved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The diesel engine for the safe low-noise agricultural machine is characterized by comprising a base (1) and a housing (2) positioned at the top end of the base (1), wherein the top end of the base (1) is provided with a diesel engine body (3) in the housing (2), the top end of the base (1) is provided with a mounting groove (37) matched with the housing (2), a movable block (4) is arranged in the base (1), the movable block (4) is of a cavity structure, a first cross rod (5) and a second cross rod (6) are symmetrically arranged in the movable block (4), an insertion block (7) extending out of the movable block (4) is arranged on one side, far away from each other, of the first cross rod (5) and the second cross rod (6), a gear (8) is arranged in the middle of the movable block (4) and positioned between the first cross rod (5) and the second cross rod (6), the axis of the gear (8) is connected with the output end of a driving motor (9) positioned in the movable block (4), one ends, close to each other, of the first cross rod (5) and the second cross rod (6) are provided with grooves (10), tooth grooves (11) matched with the gear (8) are formed in the grooves (10), the bottom end of the base (1) is provided with a fixed block (12) matched with the mounting groove (37), one side of each fixed block (12) is provided with a fixed groove (13) matched with the inserting block (7), and the fixed block (12) is connected with the housing (2) through a connecting mechanism;

wherein, the connecting mechanism comprises a compartment (14) positioned in the fixed block (12), a first barrel (15) and a second barrel (16) which are symmetrically arranged are arranged in the compartment (14), the bottom ends of the first barrel (15) and the second barrel (16) are respectively provided with a compression spring (17), the top end of each compression spring (17) is provided with a vertical rod (18), one side of each vertical rod (18) which is close to each other is provided with a transverse plate (19), the top end of each transverse plate (19) is provided with a shell (20), a first sleeve (21) and a second sleeve (22) which are symmetrically arranged are arranged in the shell (20), the bottom ends of the first sleeve (21) and the second sleeve (22) are respectively provided with a damping spring (23), the top end of each damping spring (23) is provided with a supporting column (24) which extends out of the shell (20) and is connected with the housing (2), a noise reduction cavity (25) is arranged in the housing (2), and water is filled in the noise reduction cavity (25). And a water inlet pipe (26) and a water outlet pipe (27) are respectively arranged on two sides of the housing (2).

2. The safety type diesel engine for the low-noise agricultural machinery as claimed in claim 1, wherein the water inlet pipe (26) and the water outlet pipe (27) are both provided with valves (28) matched with the water inlet pipe and the water inlet pipe (26) can be connected with an external water source.

3. The safety type diesel engine for the low-noise agricultural machinery as claimed in claim 2, wherein the movable block (4) is internally and symmetrically provided with a limiting block (36) sleeved on the first cross rod (5), and the limiting block (36) is internally provided with a first lubricating oil.

4. The safety type diesel engine for the low-noise agricultural machinery as claimed in claim 3, wherein the movable block (4) is symmetrically provided with a joint block (29) sleeved on the second cross rod (6), and the joint block (29) is internally provided with a second lubricating oil.

5. The safety type diesel engine for the low-noise agricultural machinery as claimed in claim 4, wherein the driving motor (9) is a positive and negative motor, and both sides of the tooth socket (11) are provided with travel switches electrically connected with the driving motor (9).

6. The safety type diesel engine for the low-noise agricultural machine as claimed in claim 5, wherein two sides of the housing (20) are respectively provided with a toothed plate (30) which is vertically arranged, one side of each toothed plate (30) which is away from each other is provided with a rotating gear (31) which is connected with the vertical rod (18), the rotating gear (31) is connected with the vertical rod (18) through a connecting shaft, and the connecting shaft is sleeved with a torsion spring (32) which is matched with the rotating gear.

7. The diesel engine of claim 6, wherein the side of the vertical rods (18) close to each other is provided with a transversely arranged baffle (33), and the baffle (33) is made of rubber.

8. The safety type diesel engine for the low-noise agricultural machine as claimed in claim 7, wherein a cover plate (34) is arranged at the top end of the housing (2), the cover plate (34) is connected with the housing (2) through hinges, and the cover plate (34) is provided with symmetrically arranged handles (35).

9. The diesel engine for the safety type low-noise agricultural machine as claimed in claim 8, wherein one side of the cover plate (34) far away from the hinge is connected with the housing (2) through a buckle, and a plurality of uniformly distributed fluorescent strips are arranged at the top end of the cover plate (34).