CN213063793U - Large diesel engine air inlet device with filter element convenient to replace - Google Patents
Large diesel engine air inlet device with filter element convenient to replace Download PDFInfo
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- CN213063793U CN213063793U CN202021216828.8U CN202021216828U CN213063793U CN 213063793 U CN213063793 U CN 213063793U CN 202021216828 U CN202021216828 U CN 202021216828U CN 213063793 U CN213063793 U CN 213063793U
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Abstract
The utility model is suitable for a diesel engine technical field provides a large-scale diesel engine air inlet unit that filter element is convenient to change, including the intake pipe, the upper portion of intake pipe is equipped with the cartridge filter, the cartridge filter is the top and link up the setting, cartridge filter bottom and intake pipe through connection, the upper portion inner wall of cartridge filter has seted up circular slot, be equipped with circular limiting plate in the circular slot, and with circular limiting plate cooperation connection, through pegging graft the screen panel lower extreme in the annular lower groove, simultaneously with the annular upper groove of setting up circular limiting plate with screen panel upper portion joint accomplish fixed, simultaneously, the draw-in groove of circular limiting plate lateral wall extrudes the cardboard through the elastic effort of spring, makes its cardboard be connected with the draw-in groove, and accomplish the fixed of circular limiting plate, compare with prior art the utility model discloses can carry out the portable dismantlement to the filter, the replacement is convenient, thereby improving the using effect of the device and meeting the requirements of users.
Description
Technical Field
The utility model belongs to the technical field of the diesel engine, especially, relate to a large-scale diesel engine air inlet unit that filter element is convenient for change.
Background
The working process of a diesel engine has many places same as that of a gasoline engine, and each working cycle also goes through four strokes of air intake, compression, work application and air exhaust. However, because the fuel used in diesel engine is diesel oil, its viscosity is greater than that of gasoline, it is not easy to evaporate, and its self-ignition temperature is lower than that of gasoline, so that the formation and ignition mode of combustible mixed gas are different from that of gasoline engine, and its difference lies in that the mixed gas in the cylinder of diesel engine is compression-ignited rather than ignited, and when the diesel engine is working, it is air which is fed into the cylinder, and when the air in the cylinder is compressed to end point, its temperature can be up to 500 plus 700 deg.C, and its pressure can be up to 40-50 atmospheric pressures. When the piston is close to the top dead center, the high pressure pump on the engine injects diesel oil into the cylinder at high pressure, the diesel oil forms fine oil particles which are mixed with high-pressure and high-temperature air, the diesel oil mixed gas is combusted by itself, expands violently to generate explosive force to push the piston to do work downwards, the temperature can reach 1900-2000 ℃ and the pressure can reach 60-100 atmospheric pressures, and the generated power is very high, so that the diesel engine is widely applied to large diesel automobiles.
At present, when the use to the diesel engine, the air inlet of current diesel engine all sets up a single screen panel through locating at the air inlet to reach the filtration to the air, this kind of single cover body leads to the air filter effect to the air inlet not good, and fixed installation is not convenient for dismantle the change, thereby greatly reduced the result of use to the diesel engine to this we propose the large-scale diesel engine air inlet unit that a filter element is convenient for change.
SUMMERY OF THE UTILITY MODEL
The utility model provides a large-scale diesel engine air inlet unit that filter element is convenient for change aims at solving big problem.
The utility model discloses a realize like this, a large-scale diesel engine air inlet unit that filter element is convenient for change, including the intake pipe, the upper portion of intake pipe is equipped with the cartridge filter, the cartridge filter is the top and link up the setting, cartridge filter bottom and intake pipe through connection, the upper portion inner wall of cartridge filter has seted up circular slot, be equipped with circular limiting plate in the circular slot, and be connected with circular limiting plate cooperation, the upper surface of circular limiting plate runs through and has seted up annular through hole, be equipped with the annular filter screen in the annular through hole;
the outer wall of circular limiting plate is relative form and is equipped with the draw-in groove, every all be equipped with the connecting rod on the relative circular slot inner wall of draw-in groove, the one end of connecting rod runs through circular slot cell wall, and with cell wall swing joint, the one end that the connecting rod is close to the draw-in groove is equipped with the cardboard, the cardboard is connected with the draw-in groove cooperation, be equipped with the spring between cardboard and the circular slot cell wall, the spring cup joints the outside at the connecting rod.
Preferably, a plurality of rectangle through-holes have been seted up to the lower part outer wall of cartridge filter, and a plurality of rectangle through-holes are circumference form evenly distributed, every all be equipped with the side filter screen in the rectangle through-hole.
Preferably, the bottom of the filter cylinder is provided with an annular lower groove, and the inner wall of the top of the circular limiting plate is provided with an annular upper groove.
Preferably, a mesh enclosure is cooperatively connected in the annular lower groove and the annular upper groove, and the mesh enclosure is a cylinder with two ends communicated.
Preferably, the clamping groove and the clamping plate are arranged in a trapezoidal shape.
Preferably, the aperture of the mesh enclosure is one half of the apertures of the side filter screen and the annular filter screen.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a large-scale diesel engine air inlet unit that filter element is convenient for change, set up the cartridge filter, the screen panel, circular limiting plate, the connecting rod, cardboard and spring, during the use, through pegging graft the screen panel lower extreme in annular lower groove, fixed is accomplished with the annular upper groove that circular limiting plate was seted up with screen panel upper portion joint simultaneously, the draw-in groove of circular limiting plate lateral wall passes through the elastic force extrusion cardboard of spring, makes its cardboard be connected with the draw-in groove to accomplish the fixed to circular limiting plate, compare with prior art the utility model discloses can be convenient carry out the dismantlement of portable to the filter element in the cartridge filter, convenient the change to hoisting device's result of use satisfies user's demand.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the position A of the present invention;
FIG. 3 is a schematic view of a partial structure of the middle mesh enclosure of the present invention;
in the figure: 1-air inlet pipe, 2-filter cartridge, 201-annular lower groove, 202-rectangular through hole, 203-circular slot, 21-side filter screen, 3-circular limiting plate, 301-annular through hole, 302-annular upper groove, 31-annular filter screen, 32-clamping groove, 4-mesh enclosure, 5-connecting rod, 51-clamping plate and 52-spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-3, the present invention provides a technical solution for an air intake device of a large diesel engine, in which a filter element is easy to replace: the air inlet pipe comprises an air inlet pipe 1, wherein a filter cartridge 2 is arranged at the upper part of the air inlet pipe 1, specifically, the filter cartridge 2 is fixedly connected with the air inlet pipe 1, the top of the filter cartridge 2 is communicated with the top of the air inlet pipe 1, the bottom of the filter cartridge 2 is communicated with the air inlet pipe 1, a circular slot 203 is formed in the inner wall of the upper part of the filter cartridge 2, a circular limiting plate 3 is arranged in the circular slot 203 and is matched and connected with the circular limiting plate 3, specifically, the circular limiting plate 3 is clamped with the circular slot 203, an annular through hole 301 is formed in the upper surface of the circular limiting plate 3 in a penetrating mode;
circular limiting plate 3's outer wall is relative form and is equipped with draw-in groove 32, all be equipped with connecting rod 5 on the relative circular slot 203 inner wall of every draw-in groove 32, circular slot 203 cell wall is run through to the one end of connecting rod 5, and with cell wall swing joint, it is concrete, connecting rod 5 and cell wall sliding connection, the one end that connecting rod 5 is close to draw-in groove 32 is equipped with cardboard 51, it is concrete, cardboard 51 and connecting rod 5 fixed connection, cardboard 51 is connected with draw-in groove 32 cooperation, it is concrete, cardboard 51 and draw-in groove 32 joint, be equipped with spring 52 between cardboard 51 and the circular slot 203 cell wall, it is concrete, spring 51's both ends respectively with circular slot 203 and cardboard 51 fixed connection, spring 52 cup joints the outside.
In this embodiment, during the use, through pegging graft circular limiting plate 3 in circular slot 203 to utilize spring 52's elastic force, make it drive spring 52 shrink, until cardboard 51 and draw-in groove 32 phase-match, spring 52 resumes initial state, and it is spacing to accomplish the fastening of circular limiting plate 3, thereby makes the device realize the portable dismouting to filter element, satisfies user's demand.
Further, a plurality of rectangle through-holes 202 have been seted up to cartridge filter 2's lower part outer wall, and a plurality of rectangle through-holes 202 are circumference form evenly distributed, all are equipped with side filter screen 21 in every rectangle through-hole 202, and is specific, lateral wall filter screen 21 and rectangle through-hole 202 fixed connection.
In this embodiment, during the use, through the transport of carrying out the air to intake pipe 1 of multi-angle to promote the effect of admitting air to the diesel engine.
Further, the bottom of the filter cartridge 2 is provided with an annular lower groove 201, and the inner wall of the top of the circular limiting plate 3 is provided with an annular upper groove 302.
In this embodiment, the filter element is conveniently disassembled to improve the convenience of the device.
Further, the mesh enclosure 4 is cooperatively connected in the annular lower groove 201 and the annular upper groove 302, specifically, the mesh enclosure 4 is connected with the annular lower groove 201 and the annular upper groove 302 in an inserting manner, and the mesh enclosure 4 is a cylinder with two ends penetrating through.
In this embodiment, during the use, be convenient for carry on spacingly to screen panel 4 to the air that gets into that can be further filters the operation, avoids the current not good problem of single filter screen filter effect.
Further, the card slot 32 and the card plate 51 are arranged in a trapezoidal shape.
In this embodiment, the clamping plate 51 and the clamping groove 32 are conveniently clamped and fixed, so as to improve the stability of the device.
Further, the aperture of the mesh enclosure 4 is one half of the apertures of the side mesh 21 and the annular mesh 31.
In the embodiment, the filtering operation can be further performed on impurities in the air, and the using effect of the device in use is improved.
The utility model discloses a theory of operation and use flow: the utility model discloses install the back, through installing cartridge filter 2 in diesel engine (not given in the figure) intake pipe 1, and peg graft 5 lower extremes of screen panel in annular lower groove 201, and simultaneously, annular upper groove 302 that circular limiting plate 3 was seted up accomplishes fixedly with 4 upper portion joints of screen panel, peg graft circular limiting plate 3 in circular slot 203 at last, and utilize spring 52's elastic force, make it drive spring 52 shrink, until cardboard 51 and draw-in groove 32 phase-match, spring 52 resumes initial state, it is spacing to accomplish the fastening of circular limiting plate 3. When the connecting rod 5 is pulled to detach the clamping plate 51 from the clamping groove 32, the detachment is completed. Compared with the prior art the utility model discloses can be convenient carry out portable dismantlement to the filter element in the cartridge filter, the convenient change to hoisting device's result of use satisfies user's demand.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a large-scale diesel engine air inlet unit that filter element is convenient for change which characterized in that: comprises an air inlet pipe (1), wherein the upper part of the air inlet pipe (1) is provided with a filter cartridge (2), the top of the filter cartridge (2) is arranged in a run-through way, the bottom of the filter cartridge (2) is connected with the air inlet pipe (1) in a run-through way, the inner wall of the upper part of the filter cartridge (2) is provided with a circular slot (203), a circular limiting plate (3) is arranged in the circular slot (203),
the filter screen is matched and connected with the circular limiting plate (3), an annular through hole (301) penetrates through the upper surface of the circular limiting plate (3), and an annular filter screen (31) is arranged in the annular through hole (301);
the outer wall of circular limiting plate (3) is relative form and is equipped with draw-in groove (32), every all be equipped with connecting rod (5) on the relative circular slot (203) inner wall of draw-in groove (32), the one end of connecting rod (5) runs through circular slot (203) cell wall, and with cell wall swing joint, the one end that connecting rod (5) are close to draw-in groove (32) is equipped with cardboard (51), cardboard (51) are connected with draw-in groove (32) cooperation, be equipped with spring (52) between cardboard (51) and circular slot (203) cell wall, spring (52) cup joint the outside at connecting rod (5).
2. A large diesel engine air intake apparatus with a filter element that is easily replaceable according to claim 1, wherein: a plurality of rectangle through-holes (202) have been seted up to the lower part outer wall of cartridge filter (2), and a plurality of rectangle through-holes (202) are circumference form evenly distributed, every all be equipped with side filter screen (21) in rectangle through-hole (202).
3. A large diesel engine air intake apparatus with a filter element that is easily replaceable according to claim 1, wherein: an annular lower groove (201) is formed in the bottom of the filter cartridge (2), and an annular upper groove (302) is formed in the inner wall of the top of the circular limiting plate (3).
4. A large diesel engine air intake apparatus with a filter element that is easily replaceable according to claim 3, wherein: the mesh enclosure (4) is connected in the annular lower groove (201) and the annular upper groove (302) in a matched mode, and the mesh enclosure (4) is a cylinder with two ends penetrating through.
5. A large diesel engine air intake apparatus with a filter element that is easily replaceable according to claim 1, wherein: the clamping groove (32) and the clamping plate (51) are arranged in a trapezoidal shape.
6. A large diesel engine air intake apparatus with a filter element that is easy to replace according to claim 4, wherein: the aperture of the mesh enclosure (4) is one half of the aperture of the side filter screen (21) and the aperture of the annular filter screen (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021216828.8U CN213063793U (en) | 2020-06-28 | 2020-06-28 | Large diesel engine air inlet device with filter element convenient to replace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021216828.8U CN213063793U (en) | 2020-06-28 | 2020-06-28 | Large diesel engine air inlet device with filter element convenient to replace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213063793U true CN213063793U (en) | 2021-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021216828.8U Active CN213063793U (en) | 2020-06-28 | 2020-06-28 | Large diesel engine air inlet device with filter element convenient to replace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213063793U (en) |
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2020
- 2020-06-28 CN CN202021216828.8U patent/CN213063793U/en active Active
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