CN221120114U

CN221120114U - Mute engine box

Info

Publication number: CN221120114U
Application number: CN202323283765.4U
Authority: CN
Inventors: 白清谷
Original assignee: Chongqing Nenghua Machinery Co ltd
Current assignee: Chongqing Nenghua Machinery Co ltd
Priority date: 2023-12-04
Filing date: 2023-12-04
Publication date: 2024-06-11
Anticipated expiration: 2033-12-04

Abstract

The utility model relates to the technical field of engine cases, and discloses a mute engine case which comprises a case, wherein an engine main body is assembled in the case, one side of the engine main body is connected with a filter element, the top of the case is provided with an opening, and an overhaul structure is arranged above the case. The cooling liquid in the cooling box is pumped out through the circulating pipe, the pumped cooling liquid flows back to the cooling box from the side edge of the engine body through the top of the engine body by the circulating pipe and flows back to the middle of the cooling box by the return pipe, the circulating pipe and the return pipe are utilized to absorb heat emitted by the periphery of the engine body in the process, the heat is finally returned to the middle of the cooling box to repeat the refrigerating effect, then the cooling fan is started, hot air in the inner machine box is discharged to the outer part of the machine box through the cooling port, part of dust can be blocked through the grille, the refrigerating and radiating effects are achieved, and the engine body is prevented from being excessively high in the inner temperature of the machine box.

Description

Mute engine box

Technical Field

The utility model relates to the technical field of engine cases, in particular to a mute engine case.

Background

The engine is a machine capable of converting other forms of energy into mechanical energy, and with the rapid development of industry, the engine is rapidly developed, and in the use of the engine, noise is found to be large, so that acoustic pollution is caused, so that a mute engine box is needed to solve the problem.

For example, the Chinese patent publication No. CN213478494U discloses the following technical scheme: including engine box and the engine of setting in the engine box, the left end of engine box is equipped with cooling system, the lower extreme of engine box is equipped with the supporting mechanism who is used for supporting the engine box, the up end fixedly connected with two support frames of engine box, two be equipped with the mechanism of making an uproar that is used for reducing the noise on the support frame, be equipped with the mechanism that gives sound insulation that is used for isolating the noise on the lateral wall of engine box, be equipped with the wind-guiding constitution on the engine box up end. The utility model has reasonable structure, and further reduces noise by a wind guiding diffusion method, so that the noise reduction effect is better.

The prior art can produce higher heat in the in-process of using, consequently, need carry out the heat dissipation to the engine and handle, the radiating effect of engine box in the above-mentioned patent is poor, just "through setting up the wind-guiding and constituteing for partly derive the engine top, another part derive the engine box rear, realize the wind-guiding diffusion", consequently radiating effect is poor, radiating speed is also slow, make the heat of engine unable quick discharge, thereby influence the life of engine, and at radiating in-process fan is easy to bring the inside of quick-witted case with external dust, cause the pollution to the engine easily. To this end we have made improvements over the prior art and have proposed a silent engine case.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a mute engine case body, which has the advantages that: the refrigerating and heat dissipation effects are achieved, and the engine main body is prevented from being excessively high in temperature inside the case.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a silence formula engine case, includes the quick-witted case, the inside of machine case is equipped with the engine main part, one side of engine main part is connected with the filter core, the open-top setting of machine case, the top of machine case is provided with overhauls the structure, the back of machine case and the inside cooling structure that all is provided with of machine case, be provided with air-cooled structure on the outer wall of machine case, air-cooled structure includes: the grid, grid fixed connection is at the outer wall of quick-witted case, the thermovent has been seted up to the outer wall of machine case, the outer wall intercommunication of machine case is provided with cooling fan, cooling structure includes: the cooling box, cooling box fixed connection is at the outer wall of quick-witted case, the top intercommunication of machine case is provided with the circulating pipe, be provided with the drawing liquid pump on the circulating pipe, drawing liquid pump fixed mounting is at the outer wall of machine case, the other end of circulating pipe is around establishing two rings of and the intercommunication in engine main part top and be provided with the back flow, the other end of back flow is around establishing two rings of back and cooling box intercommunication setting of engine main part lateral wall.

Preferably, the maintenance structure includes: the access cover, the four corners of access cover do not are equipped with the screw hole respectively, the top of access cover is provided with the bolt, the screw hole cooperation setting on bolt and the access cover, the spout of adaptation circulating pipe has been seted up to one side of access cover.

Preferably, the bottom of the case is welded with a mounting seat, a mounting hole is formed in the mounting seat, and the engine main body and the case are conveniently mounted through the mounting seat and the mounting hole.

Preferably, the bottom fixedly connected with of access cover falls the sponge that makes an uproar, the lateral wall fixed mounting of machine case has the muffler, can realize the separation to the noise that the engine produced through the sponge of making an uproar that falls that sets up and muffler, makes the noise in the air that it got into reduce greatly.

Preferably, the engine main body is provided with the filter core in the junction intercommunication of machine case assembly, prevents through the filter core that sets up that debris contained in the engine oil from bringing into the inside of engine main body, accelerates the wearing and tearing of part, consequently effectively improved the life of engine main body.

Preferably, the return pipe and the circulating pipe are respectively sleeved with a sealing ring, the return pipe and the circulating pipe movably penetrate through the inner wall and the outer wall of the case through the sealing rings, the circulating pipe and the return pipe are increased in installation firmness through the sealing rings, and meanwhile the internal engine main body is convenient to assemble.

(III) beneficial effects

Compared with the prior art, the utility model provides a mute engine case body, which comprises the following components

The beneficial effects are that:

1. This silence formula engine box, coolant liquid with the cooling incasement is taken out through the circulating pipe, the coolant liquid of taking out is by the top of circulating pipe through engine main part and by the side backward flow of back flow from engine main part to the cooling incasement in the middle of, this in-process utilizes circulating pipe and back flow to absorb the peripheral heat that gives off of engine main part, and repeat refrigeration effect in the middle of the cooling incasement backward flow at last, start the radiator fan afterwards, with inside quick-witted incasement portion hot air discharge to the quick-witted incasement portion through the thermovent, can block partial dust through the grid of setting and enter into quick-witted incasement portion, play refrigeration radiating effect, avoid engine main part at quick-witted incasement portion high temperature.

2. According to the mute engine case, noise generated by an engine can be blocked through the noise reduction sponge and the silencer, so that the noise in the air entering the mute engine case is greatly reduced; through tightening the bolts in proper order until the access cover is closely attached to the top of the case, the access cover is convenient to install and detach, and the engine main body inside the case is convenient to overhaul.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a front view of the present utility model;

FIG. 2 is a front view of the present utility model;

Fig. 3 is a rear view of the present utility model.

In the figure: 1. a chassis; 2. a filter element; 3. an engine main body; 4. a return pipe; 5. a mounting base; 6. a cooling structure; 601. a cooling box; 602. a circulation pipe; 603. a liquid pump; 7. an overhaul structure; 701. a bolt; 702. an access cover; 703. a chute; 8. an air cooling structure; 801. a heat radiation port; 802. a grille; 803. a heat radiation port; 9. a muffler.

Detailed Description

Example 1

As shown in fig. 1-3, the utility model provides a mute engine case, which comprises a case 1, wherein an engine main body 3 is assembled in the case 1, an installation seat 5 is welded at the bottom of the case 1, an installation hole is formed in the installation seat 5, the installation seat 5 and the installation hole are used for conveniently installing the engine main body 3 and the case 1, a filter element 2 is connected to one side of the engine main body 3, the top opening of the case 1 is provided, an overhaul structure 7 is arranged above the case 1, cooling structures 6 are arranged on the back surface of the case 1 and in the case 1, an air cooling structure 8 is arranged on the outer wall of the case 1, and the air cooling structure 8 comprises: grid 802, grid 802 fixed connection has seted up thermovent 801 at the outer wall of quick-witted case 1, and quick-witted case 1's outer wall intercommunication is provided with cooling fan 803, and cooling structure 6 includes: the cooling tank 601, cooling tank 601 fixed connection is at the outer wall of machine case 1, the top intercommunication of machine case 1 is provided with circulating pipe 602, be provided with drawing liquid pump 603 on circulating pipe 602, drawing liquid pump 603 fixed mounting is at the outer wall of machine case 1, two rings of engine main part 3 tops are around establishing to the other end of circulating pipe 602 and the intercommunication is provided with back flow 4, the other end of back flow 4 is around establishing engine main part 3 lateral wall two rings back and cooling tank 601 intercommunication setting, engine main part 3 is provided with filter core 2 in the junction intercommunication of machine case 1 assembly, prevent through the filter core 2 that debris that set up from carrying into the inside of engine main part 3 in the debris that contains, the wearing and tearing of part have consequently effectively improved the life of engine main part 3, sleeve respectively on back flow 4 and the circulating pipe 602 is equipped with the sealing washer, back flow 4 and the interior outer wall of circulating pipe 4 all run through sealing washer activity machine case 1, increase 602 and back flow 4 installation fastness through the sealing washer that sets up, make things convenient for inside engine main part 3 to carry out the assembly step simultaneously.

In this embodiment, the cooling liquid in the cooling tank 601 is pumped out through the circulation pipe 602, the pumped cooling liquid flows back to the cooling tank 601 from the side edge of the engine body 3 through the top of the engine body 3 by the circulation pipe 602 and flows back to the cooling tank 601 by the return pipe 4, the circulation pipe 602 and the return pipe 4 are utilized to absorb heat emitted from the periphery of the engine body 3 in the process, the heat is finally returned to the cooling tank 601 to repeat the refrigerating effect, then the cooling fan 803 is started, hot air in the internal case 1 is discharged to the outside of the case 1 through the cooling port 801, part of dust can be blocked from entering the inside of the case 1 through the grille 802, the refrigerating and heat dissipation effects are achieved, and the engine body 3 is prevented from excessively high temperature in the inside of the case 1.

Example 2

As shown in fig. 1-3, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the service structure 7 comprises: access cover 702, the four corners of access cover 702 do not are provided with the screw hole respectively, and the top of access cover 702 is provided with bolt 701, and bolt 701 sets up with the screw hole cooperation on the access cover 702, and spout 703 of adaptation circulating pipe 602 has been seted up to one side of access cover 702, and the bottom fixedly connected with of access cover 702 falls the sponge that makes an uproar, and the lateral wall fixed mounting of machine case 1 has muffler 9, can realize the separation to the noise that the engine produced through the sponge that makes an uproar falls and muffler 9 make its noise in the air that gets into reduce greatly.

In the embodiment, the noise reduction sponge and the silencer 9 can be used for blocking the noise generated by the engine, so that the noise in the air entering the engine is greatly reduced; through tightening bolt 701 in proper order until access cover 702 closely laminates with the top of machine case 1 for access cover 702 is convenient to install and dismantle, makes things convenient for the maintenance of the inside engine body 3 of machine case 1.

The working principle of the mute engine case is specifically described below.

As shown in fig. 1-3, firstly, a mute engine box is placed at a corresponding working position, then, whether each part of a checking and confirming device works normally is checked, and then, the mute engine box can be used after checking, when the mute engine box is used, an engine main body 3 is assembled in the engine box 1, through starting a liquid pump 603, cooling liquid in a cooling box 601 is pumped out by the circulating pipe 602, the pumped cooling liquid passes through the top of the engine main body 3 and flows back to the cooling box 601 from the side edge of the engine main body 3 through a return pipe 4, the circulating pipe 602 and the return pipe 4 absorb heat emitted by the periphery of the main body 3 of the engine main body and finally flow back to the cooling box 601 to repeat refrigerating effect, then, a cooling fan 803 is started, hot air in the engine box 1 is discharged to the outside of the engine box 1 through a cooling hole 801, part of dust can be blocked from entering into the interior of the engine box 1 through a grid 802, and through sequentially tightening bolts 701 until an access cover 702 is tightly attached to the top of the engine box 1, so that the installation and disassembly of the engine main body 3 in the engine box 1 are convenient, the maintenance of the engine main body 1 is performed, the engine main body 2 is prevented from bringing sundries contained in the engine main body 3 into the engine main body through a filter element 2, and finally, the refrigerating effect is improved, and the service life of the engine main body is prolonged, and the engine main body is firmly assembled through the engine main body 3, and the engine main body is firmly mounted through the engine main body 3.

Claims

1. The utility model provides a silence formula engine case, includes quick-witted case (1), its characterized in that: the inside of machine case (1) is equipped with engine main part (3), one side of engine main part (3) is connected with filter core (2), the open-top of machine case (1) sets up, the top of machine case (1) is provided with overhauls structure (7), the back of machine case (1) and machine case (1) inside all are provided with cooling structure (6), be provided with forced air cooling structure (8) on the outer wall of machine case (1), forced air cooling structure (8) include: grid (802), grid (802) fixed connection is at the outer wall of quick-witted case (1), thermovent (801) have been seted up to the outer wall of machine case (1), the outer wall intercommunication of machine case (1) is provided with radiator fan (803), cooling structure (6) include: the cooling box (601), cooling box (601) fixed connection is at the outer wall of machine case (1), the top intercommunication of machine case (1) is provided with circulating pipe (602), be provided with drawing liquid pump (603) on circulating pipe (602), drawing liquid pump (603) fixed mounting is at the outer wall of machine case (1), the other end of circulating pipe (602) is provided with back flow (4) around establishing two rings in engine main part (3) top and intercommunication, the other end of back flow (4) is around establishing after two rings in engine main part (3) lateral wall and cooling box (601) intercommunication setting.

2. A mute engine case as claimed in claim 1, wherein: the service structure (7) comprises: access cover (702), screw holes have been respectively set up in the four corners of access cover (702), the top of access cover (702) is provided with bolt (701), screw hole cooperation setting on bolt (701) and access cover (702), spout (703) of adaptation circulating pipe (602) have been seted up to one side of access cover (702).

3. A mute engine case as claimed in claim 1, wherein: the bottom of the case (1) is welded with a mounting seat (5), and a mounting hole is formed in the mounting seat (5).

4. A mute engine case as claimed in claim 2, wherein: the bottom of access cover (702) fixedly connected with falls the sponge of making an uproar, the lateral wall fixed mounting of quick-witted case (1) has muffler (9).

5. A mute engine case as claimed in claim 1, wherein: the engine main body (3) is provided with a filter element (2) in communication at the joint of the machine case (1) assembly.

6. A mute engine case as claimed in claim 1, wherein: the return pipe (4) and the circulation are respectively sleeved with a sealing ring, and the return pipe (4) and the circulation pipe (602) are movably penetrated through the inner wall and the outer wall of the chassis (1) through the sealing rings.