CN217055358U - Exhaust manifold for explosion-proof engine - Google Patents
Exhaust manifold for explosion-proof engine Download PDFInfo
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- CN217055358U CN217055358U CN202220828119.8U CN202220828119U CN217055358U CN 217055358 U CN217055358 U CN 217055358U CN 202220828119 U CN202220828119 U CN 202220828119U CN 217055358 U CN217055358 U CN 217055358U
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- exhaust manifold
- explosion
- main pipeline
- noise reduction
- buffer
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Abstract
The utility model discloses an exhaust manifold for explosion-proof engine belongs to explosion-proof engine technical field, include: exhaust manifold body, the box that makes an uproar that falls, a plurality of bolster and a plurality of support piece. The exhaust manifold body comprises a main pipeline and a plurality of branch pipes, and the air inlet end of the main pipeline is communicated with the branch pipes to form an air inlet end; the noise reduction box body is sleeved on the main pipeline, a cavity arranged along the length direction of the main pipeline is formed in the noise reduction box body, and a water inlet used for gathering cooling water into the cavity and a water outlet used for discharging the cooling water in the cavity are respectively arranged on two sides of the cavity; the plurality of buffering pieces are uniformly arranged on one side of the airflow converging end, which corresponds to the exhaust port of the branch pipe; the plurality of supporting pieces are uniformly arranged on the peripheral surface of the main pipeline, one end of each supporting piece is connected with the noise reduction box body, and the other end of each supporting piece is connected with the main pipeline; the utility model discloses can carry out the shock attenuation to the trunk line, avoid exhaust manifold body fatigue not hard up and produce gas leakage phenomenon, the durability is strong.
Description
Technical Field
The utility model belongs to the technical field of explosion-proof engine technique and specifically relates to an exhaust manifold for explosion-proof engine is related to.
Background
The exhaust system of an engine is a relatively important component of the engine, which has a relatively large effect on the operating performance of the engine. The exhaust manifold is a commonly used component in an engine exhaust system, is connected with an engine cylinder body, and can intensively guide exhaust gas of each cylinder into an exhaust manifold, so that the exhaust resistance of the engine is reduced, and mutual interference during exhaust of each cylinder is avoided.
Publication No. CN211666798U provides an exhaust manifold for an engine, and a vehicle, which can reduce mutual influence of exhaust gases of cylinders to the greatest extent through a plurality of independent runners, reduce disturbance among the exhaust gases, make the exhaust smoother, and reduce fuel consumption; what adopt in this patent is the design of double-flow way, in-service use, no matter be double-flow way or a plurality of runner, the air current in the branch pipe when entering into the trunk line, the air current still can produce the impact to the trunk line, causes exhaust manifold backpressure increase, makes its use in-process swing range big, shakes along with exhaust manifold and swings and makes its contact tip with the engine gas vent appear tiredly not hard up to produce gas leakage phenomenon, lead to exhaust manifold not strong durability.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned technique not enough, provide an exhaust manifold for explosion-proof engine, it is not hard up that fatigue appears in the exhaust manifold among the solution prior art, not strong technical problem of durability.
In order to achieve the above technical object, the technical scheme of the utility model provide an exhaust manifold for explosion-proof engine, include:
the exhaust manifold comprises a main pipeline and a plurality of branch pipes, wherein the air inlet end of the main pipeline is communicated with the branch pipes to form an air inlet end;
the noise reduction box body is sleeved on the main pipeline, a cavity arranged along the length direction of the main pipeline is formed in the noise reduction box body, and a water inlet used for gathering cooling water into the cavity and a water outlet used for discharging the cooling water in the cavity are respectively arranged on two sides of the cavity;
the plurality of buffer parts are uniformly arranged on one side of the air flow converging end, which corresponds to the air exhaust port of the branch pipe, one side of each buffer part is connected with the noise reduction box body, and the other side of each buffer part is connected with the main pipeline and can generate elasticity to buffer the stress generated by the air flow impact at the air flow converging end;
a plurality of support piece, the outer peripheral face of trunk line is evenly located to a plurality of support piece, and every support piece is equal one end and is fallen the box of making an uproar and be connected, the other end links to each other with the trunk line.
As a further improvement, the main pipeline is designed in a U shape.
As the utility model discloses a further improvement, the box of making an uproar falls includes water tank and baffle, places the water tank in the trunk line part in, and the baffle is violently established in the water tank.
As a further improvement, the baffle is arranged in the outside of the gas gathering end of the main pipeline and is designed into an arc-shaped plate-shaped structure.
As the utility model discloses a further improvement, a plurality of bolsters are evenly arranged along the internal face of baffle, and every bolster equal one end links to each other with the trunk line, the other end is connected with the baffle.
As a further improvement, the utility model discloses a bolster includes cushion, buffer chip and connecting block, and buffer chip one side links to each other with the cushion, the opposite side is connected with the connecting block, and the opposite side of cushion links to each other with the trunk line, and the opposite side of connecting block with fall the box of making an uproar and be connected, the cushion is made by rubber.
As a further improvement, the buffer piece is an arc spring piece, the connecting blocks in each buffer piece are provided with two, the side wall of the buffer piece is connected with the cushion, and the two ends of the buffer piece are respectively connected with the two connecting blocks.
As a further improvement, the position department that corresponds with the connecting block on the baffle is provided with the slide rail, place the slide rail in every connecting block in all and with slide rail sliding connection.
As a further improvement, the utility model comprises two supporting plates and a supporting pad, the two ends of the supporting pad are respectively connected with one side of the two supporting plates, and the other sides of the two supporting plates are respectively connected with the main pipeline and the noise reduction box body.
As a further improvement of the utility model, the supporting pad is made of rubber.
Compared with the prior art, the beneficial effects of the utility model include: the buffering parts are uniformly distributed at the gas gathering end of the main pipeline through the buffering parts, and the buffering parts can generate stress when gas flows are gathered into the main pipeline, so that the buffering effect on the main pipeline is realized, and the phenomenon of gas leakage caused by fatigue looseness of an exhaust manifold body is avoided;
the supporting piece is arranged to further support the peripheral surface of the exhaust manifold body, so that the supporting strength of the main pipeline is improved, and the durability of the exhaust manifold body is improved;
through the box of making an uproar that falls that sets up for the cooling water can get into the cavity through the water inlet on the box of making an uproar that falls, discharges through the delivery port, and this in-process realizes the cooling to the cooling of trunk line, does benefit to the life who improves the exhaust manifold body, and on the other hand, the box of making an uproar that falls overlaps outside the trunk line, and can fill the cooling water in its inside cavity, and it can carry out the partial absorption to the noise, has the effect of making an uproar of falling.
Drawings
Fig. 1 is an overall front sectional view schematically illustrating an exhaust manifold for an explosion-proof engine according to an embodiment of the present invention;
fig. 2 is a schematic sectional view of an entire left side view of an embodiment of an exhaust manifold for an explosion-proof engine according to the present invention;
FIG. 3 is a schematic front view of a buffer member according to an embodiment of the exhaust manifold for an explosion-proof engine of the present invention;
fig. 4 is an enlarged schematic view of a portion a in fig. 1.
In the figure: 1. an exhaust manifold body; 11. a main pipeline; 12. a branch pipe; 2. a noise reduction box body; 21. a water tank; 22. a partition plate; 221. a slide rail; 23. a water inlet; 24. a water outlet; 3. a buffer member; 31. a soft cushion; 32. a buffer sheet; 33. connecting blocks; 4. a support member; 41. a support plate; 42. and a support pad.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 1, the utility model provides an exhaust manifold for explosion-proof engine, include: exhaust manifold body 1, make an uproar box 2, a plurality of bolster 3 and a plurality of support piece 4 fall.
The exhaust manifold body 1 comprises a main pipe 11 and a plurality of branch pipes 12, wherein the air inlet end of the main pipe 11 is communicated with the branch pipes 12 to form an air inlet end.
The noise reduction box body 2 is sleeved on the main pipe 11, a cavity arranged along the length direction of the main pipe 11 is formed in the noise reduction box body, and a water inlet 23 for converging cooling water into the cavity and a water outlet 24 for discharging the cooling water in the cavity are respectively arranged on two sides of the cavity.
The plurality of buffering members 3 are uniformly arranged on the air flow converging end on one side corresponding to the air exhaust port of the branch pipe 12, one side of each buffering member 3 is connected with the noise reduction box body 2, and the other side of each buffering member is connected with the main pipe 11 and can generate elastic force to buffer the stress generated by the air flow converging end due to air flow impact.
The outer peripheral face of trunk line 11 is evenly located to a plurality of support piece 4, and every support piece 4 all one end is connected with the box of making an uproar 2 that falls, and the other end links to each other with trunk line 11.
In the device, a plurality of branch pipes 12 and a main pipe 11 are arranged, the branch pipes 12 are used for being communicated with the exhaust port of an engine, so that air flow is discharged after flowing to the main pipe 11 through the branch pipes 12, the exhaust resistance of the engine is reduced, a noise reduction box body 2 is arranged to be sleeved outside the main pipe 11, a water inlet 23 arranged in the noise reduction box body can be connected with a water outlet 24 of a water pump in an external water pool, so that cooling water can be collected into a cavity to cool the main pipe 11, when the air flow flows to the main pipe 11 through the branch pipes 12, air flow impact can be generated on the main pipe 11, a plurality of buffer parts 3 are uniformly arranged on one side, corresponding to the exhaust port of the branch pipes 12, of the air flow collection end, the buffer parts can generate elasticity to buffer stress generated by the air flow impact, and fatigue looseness of the exhaust port of the exhaust manifold body 1 and the exhaust port of the engine caused by vibration and swing can be avoided, the plurality of supporting pieces 4 are arranged to further support the outer peripheral surface of the main pipeline 11 when the main pipeline 11 works, so that the supporting strength of the main pipeline 11 is improved.
As shown in fig. 1, the main conduit 11 is of U-shaped design;
the noise reduction box body 2 comprises a water tank 21 and a partition plate 22, the water tank 21 is arranged in the main pipeline 11 part, the partition plate 22 is transversely arranged in the water tank 21, the water tank 21 and the partition plate 22 are arranged, the partition plate 22 is arranged on the inner side of the main pipeline 11, cooling water can be filled in the water tank 21, so that a cavity arranged along the length direction of the main pipeline 11 is formed in the noise reduction box body 2, and water cooling work on the main pipeline 11 is achieved.
As shown in fig. 1 and fig. 2, the partition board 22 is arranged outside the gas inlet end of the main pipe 11 and has an arc-shaped plate-shaped structure, and the partition board 22 is arranged outside the gas inlet end of the main pipe 11 and has an arc-shaped plate-shaped structure, so that the partition board 22 corresponds to the gas inlet end of the main pipe 11, and the subsequent installation of the buffer member 3 is facilitated;
a plurality of bolster 3 are evenly arranged along the internal face of baffle 22, and every equal one end of bolster 3 links to each other with trunk line 11, and the other end is connected with baffle 22, through the setting of evenly arranging a plurality of bolster 3 along the internal face of baffle 22, makes bolster 3 evenly distributed between baffle 22 and trunk line 11, and the stress that can evenly cushion the air current and produce has improved the shock attenuation effect of device.
As shown in fig. 3, the buffer member 3 includes a cushion 31, a buffer sheet 32 and a connecting block 33, one side of the buffer sheet 32 is connected to the cushion 31, the other side is connected to the connecting block 33, the other side of the cushion 31 is connected to the main pipe 11, the other side of the connecting block 33 is connected to the noise reduction box 2, by the cushion 31, the buffer sheet 32 and the connecting block 33, the two sides of the buffer sheet 32 are respectively connected to the main pipe 11 and the noise reduction box 2 through the cushion 31 and the connecting block 33, the cushion 31 can prevent the outer side wall of the main pipe 11 from being worn or collided, and the cushion 31 protects the main pipe 11;
As shown in fig. 4, the partition 22 is provided with a slide rail 221 at a position corresponding to the connection block 33, each connection block 33 is disposed in the slide rail 221 and slidably connected to the slide rail 221, and the connection block 33 can slide on the slide rail 221 when the buffer sheet 32 buffers the stress generated by the airflow through the slide rail 221;
the support member 4 comprises two support plates 41 and a support pad 42, two ends of the support pad 42 are respectively connected with one side of each of the two support plates 41, the other sides of the two support plates 41 are respectively connected to the main pipe 11 and the noise reduction box body 2, and through the two support plates 41 and the support pad 42, two ends of the support pad 42 are respectively connected with the main pipe 11 and the noise reduction box body 2 through the support plates 41, so that the support member 4 can be supported between the main pipe 11 and the noise reduction box body 2;
The working principle is as follows: during the use at first with a plurality of branch pipes 12 through the gasket install in explosion-proof engine's exhaust end, and let in the water pipe that links to each other with the delivery port 24 of water pump in the pond with delivery port 24, let in the outlet pipe with delivery port 24, during explosion-proof engine exhaust, the air current flows to trunk line 11 in through branch pipe 12, bolster 3 supports in the gaseous end that converges of trunk line 11, the buffer piece 32 in the multiunit bolster 3 can evenly cushion the air current and strike and the stress that produces, with this vibrations that slows down trunk line 11 and produce, avoid exhaust manifold body 1 to appear tiredly not hard up, open the water pump during the use, the water pump alright carry the water in the pond to the water tank 21 inside through the inlet tube, the inside water of water tank 21 passes through the outlet pipe and discharges, with this cooling to trunk line 11 of realization.
The utility model has the advantages that the buffering parts 3 are uniformly distributed at the gas gathering end of the main pipeline 11, and the stress generated when the gas flows into the main pipeline 11 can be realized, so that the damping effect on the main pipeline 11 is realized, and the phenomenon of gas leakage caused by fatigue loosening of the exhaust manifold body 1 is avoided;
the utility model further supports the peripheral surface of the supporting piece 4 to improve the supporting strength of the main pipeline 11 and improve the durability of the exhaust manifold body 1;
the utility model discloses a box of making an uproar 2 falls in setting for the cooling water can get into the cavity through the water inlet 23 on the box of making an uproar 2, discharges through delivery port 24, and this in-process realizes the cooling to trunk line 11, does benefit to the life who improves exhaust manifold body 1, and on the other hand, the box of making an uproar 2 covers outside trunk line 11, and can fill the cooling water in its inside cavity, and it can carry out the partial absorption to the noise, has the effect of making an uproar of falling.
The above description is intended to illustrate the embodiments of the present invention, and not to limit the scope of the invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. An exhaust manifold for an explosion-proof engine, characterized in that: the method comprises the following steps:
the exhaust manifold comprises a main pipeline and a plurality of branch pipes, wherein the air inlet end of the main pipeline is communicated with the branch pipes to form an air inlet end;
the noise reduction box body is sleeved on the main pipeline, a cavity arranged along the length direction of the main pipeline is formed in the noise reduction box body, and a water inlet used for collecting cooling water into the cavity and a water outlet used for discharging the cooling water in the cavity are respectively arranged on two sides of the cavity;
the plurality of buffer parts are uniformly arranged on one side of the air flow converging end, which corresponds to the air exhaust port of the branch pipe, one side of each buffer part is connected with the noise reduction box body, and the other side of each buffer part is connected with the main pipeline and can generate elasticity so as to buffer the stress generated by the air flow impact at the air flow converging end;
and the supporting pieces are uniformly arranged on the outer peripheral surface of the main pipeline, and each supporting piece is connected with the noise reduction box body at one end and connected with the main pipeline at the other end.
2. An exhaust manifold for an explosion proof engine according to claim 1, wherein said main pipe is of U-shaped design.
3. The exhaust manifold for the explosion-proof engine as recited in claim 1, wherein said noise reduction box body includes a water tank and a partition plate, said main pipe portion is disposed in said water tank, and said partition plate is disposed across said water tank.
4. The exhaust manifold for an explosion-proof engine as set forth in claim 3, wherein said partition is disposed outside a gas inflow end of said main pipe and is designed in an arc-shaped plate-like structure.
5. The exhaust manifold for the explosion-proof engine as recited in claim 3, wherein a plurality of the buffers are uniformly arranged along an inner wall surface of the partition plate, and each of the buffers has one end connected to the main pipe and the other end connected to the partition plate.
6. The exhaust manifold for the explosion-proof engine as recited in claim 3, wherein the buffer member comprises a cushion, a buffer sheet and a connecting block, one side of the buffer sheet is connected with the cushion, the other side of the buffer sheet is connected with the connecting block, the other side of the cushion is connected with the main pipe, the other side of the connecting block is connected with the noise reduction box body, and the cushion is made of rubber.
7. The exhaust manifold for the explosion-proof engine as set forth in claim 6, wherein said buffer plates are arc-shaped spring plates, two connecting blocks are provided in each of said buffer plates, and the side wall of said buffer plate is connected to said cushion, and both ends thereof are connected to two connecting blocks, respectively.
8. The exhaust manifold for the explosion-proof engine as recited in claim 6, wherein a slide rail is disposed on the partition plate at a position corresponding to the connecting blocks, and each connecting block is disposed in the slide rail and slidably connected to the slide rail.
9. The exhaust manifold for the explosion-proof engine as recited in claim 1, wherein the supporting member comprises two supporting plates and a supporting pad, two ends of the supporting pad are respectively connected to one side of the two supporting plates, and the other side of the two supporting plates are respectively connected to the main pipe and the noise reduction box body.
10. An exhaust manifold for an explosion-proof engine as set forth in claim 9, wherein said support pads are each made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220828119.8U CN217055358U (en) | 2022-04-06 | 2022-04-06 | Exhaust manifold for explosion-proof engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220828119.8U CN217055358U (en) | 2022-04-06 | 2022-04-06 | Exhaust manifold for explosion-proof engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217055358U true CN217055358U (en) | 2022-07-26 |
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ID=82471601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220828119.8U Active CN217055358U (en) | 2022-04-06 | 2022-04-06 | Exhaust manifold for explosion-proof engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217055358U (en) |
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2022
- 2022-04-06 CN CN202220828119.8U patent/CN217055358U/en active Active
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