CN203640878U - Explosion-proof diesel engine and air inlet device thereof - Google Patents
Explosion-proof diesel engine and air inlet device thereof Download PDFInfo
- Publication number
- CN203640878U CN203640878U CN201320685824.8U CN201320685824U CN203640878U CN 203640878 U CN203640878 U CN 203640878U CN 201320685824 U CN201320685824 U CN 201320685824U CN 203640878 U CN203640878 U CN 203640878U
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- Prior art keywords
- diesel engine
- air inlet
- explosion diesel
- inlet system
- explosion
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- 238000011045 prefiltration Methods 0.000 claims abstract description 33
- 239000000428 dust Substances 0.000 claims abstract description 18
- 238000004880 explosion Methods 0.000 claims description 59
- 238000001914 filtration Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 9
- 230000002035 prolonged effect Effects 0.000 abstract 2
- 238000000034 method Methods 0.000 description 7
- 244000144992 flock Species 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model provides an explosion-proof diesel engine and an air inlet device thereof. The air inlet device of the explosion-proof diesel engine comprises an air filter, an air inlet connected with the air filter, and a prefilter device for preliminary filtering. Since air is filtered by the prefilter device before entering the air filter, dust entering the air filter can be reduced, and the service life of the air filter can be prolonged. In addition, since the prefilter device is arranged, a filter effect of the air inlet device of the explosion-proof diesel engine is improved, the amount of the dust entering the explosion-proof diesel engine is greatly reduced, the service life of the explosion-proof diesel engine is prolonged, and comprehensive oil consumption of the complete engine is reduced.
Description
Technical field
The utility model relates to anti-explosion diesel engine field, relates in particular to a kind of anti-explosion diesel engine air inlet system and has the anti-explosion diesel engine of this anti-explosion diesel engine air inlet system.
Background technique
Anti-explosion diesel engine is mainly used in providing power to downhole anti-explosion vehicle, and downhole anti-explosion diesel engine intake device is adopted as common air filter at present, gas handling system is not carried out to pre-flock, and therefore, filtering effect is poor.Because colliery road dust is very large, dust easily enters the inside of air filter, causes anti-explosion diesel engine frequently to change the filter core of air filter.Because dust enters anti-explosion diesel engine in a large number, greatly reduce the anti-explosion diesel engine life-span and increase the comprehensive oil consumption of complete machine simultaneously.
Model utility content
In order to overcome above-mentioned defect and the deficiency of prior art, the purpose of this utility model is to provide a kind of filtering effect better, can reduce the anti-explosion diesel engine air inlet system that dust enters.
The prefilter device that this anti-explosion diesel engine air inlet system comprises air filter and is connected with the suction port of described air filter.
Further, described prefilter device is centrifugal prefilter.
Further, described centrifugal prefilter comprises cylindrical shell, top cover, rotor, suction port, air outlet, dust exhaust port, mounting base, in described cylindrical shell, be provided with blade seat, on described blade seat, be fixed with blade, described blade seat is connected with described rotor, and is together arranged in described mounting base, between described suction port and described blade seat, is laid with air screen.
Further, described prefilter device is air filter.
Further, the joint, air outlet of the suction port of described air filter and described prefilter device adopts locking device to lock.
Further, described locking device comprises locking ring and for locking the bolt of described locking ring.
Further, described locking device is kayser.
The utility model also provides a kind of anti-explosion diesel engine that is provided with above-mentioned any anti-explosion diesel engine air inlet system.
Anti-explosion diesel engine air inlet system of the present utility model comprises prefilter device, because air is entering the filtration through this prefilter device before this air filter, can reduces dust and enter in this air filter, can improve like this working life of this air filter.In addition, owing to being provided with this prefilter device, thereby improve the filtering effect of this anti-explosion diesel engine air inlet system, the Dust Capacity that enters anti-explosion diesel engine is greatly reduced, thereby improved the working life of anti-explosion diesel engine and reduced the comprehensive oil consumption of complete machine.
A kind of anti-explosion diesel engine that is provided with above-mentioned anti-explosion diesel engine air inlet system that the utility model provides, because above-mentioned anti-explosion diesel engine air inlet system has above-mentioned technique effect, therefore the anti-explosion diesel engine that, is provided with this anti-explosion diesel engine air inlet system also has corresponding technique effect.
Brief description of the drawings
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the utility model the first embodiment's anti-explosion diesel engine air inlet system.
Fig. 2 is the centrifugal prefilter decomposition texture schematic diagram of anti-explosion diesel engine air inlet system in Fig. 1.
Fig. 3 is the structural representation of the utility model the second embodiment's anti-explosion diesel engine air inlet system.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment who obtains under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides a kind of anti-explosion diesel engine air inlet system, and this anti-explosion diesel engine air inlet system is arranged on anti-explosion diesel engine, enters in anti-explosion diesel engine to reduce dust.This anti-explosion diesel engine air inlet system comprise air filter and be connected with the suction port of this air filter, for the prefilter device of initial filter.Below this anti-explosion diesel engine air inlet system is specifically described.
Refer to Fig. 1, the utility model the first embodiment's anti-explosion diesel engine air inlet system comprises air filter 1 and prefilter device.This air filter 1 is identical with the air filter described in background technique.In the present embodiment, this prefilter device is centrifugal prefilter 2, and its air outlet is connected with the suction port of this air filter 1.
Refer to Fig. 2, this centrifugal prefilter 2 comprises cylindrical shell 211, top cover 212, rotor 213, suction port 214, air outlet 215, dust exhaust port 216, mounting base 220, in this cylindrical shell 211, be provided with blade seat 219, on this blade seat 219, be fixed with blade 218, this blade seat 219 is connected with this rotor 213, and is together arranged in described mounting base 220, between described suction port 214 and described blade seat 219, is laid with air screen 217.This centrifugal prefilter 2 is in the time of operation, and the suction port 214 of air between this cylindrical shell 211 and this top cover 212 sucks and entered this cylindrical shell 211 and produced air-flow by this air screen 217.The blade 218 that air-flow promotes on this blade seat 219 rotates, and makes air flow direction change stroke eddy current, thereby drives this rotor 213 to rotate.Due to the rotation of this rotor 213, the dust being filtered by this air screen 217 is got rid of outside cylindrical shell 211 from this dust exhaust port 216, and enter this air filter 1 from this air outlet 215 through the air of pre-flock, then enter again in anti-explosion diesel engine after the filtration of this air filter 1.
In order to improve the sealing between the suction port of air filter 1 and the air outlet 215 of this centrifugal prefilter 2, prevent that dust from overflowing, the joint of the air outlet 215 of the suction port of this air filter 1 and this centrifugal prefilter 2 adopts locking device to lock.This locking device comprises locking ring 31 and for locking the bolt 32 of this locking ring 31.
Refer to Fig. 3, the utility model the second embodiment's anti-explosion diesel engine air inlet system also comprises air filter 1 and prefilter device, this prefilter device is also an air filter 1 ', this the second embodiment's anti-explosion diesel engine air inlet system comprises two air filters, and the suction port of this air filter 1 is connected with the air outlet of this air filter 1 '.Air enters in air filter 1 after by the filtration of air filter 1 ' again, then enters in anti-explosion diesel engine after the filtration of air filter 1 again.
In order to improve the sealing between the suction port of air filter 1 and the air outlet of this air filter 1 ', prevent that dust from overflowing, the joint of the suction port of this air filter 1 and the air outlet of this air filter 1 ' adopts locking device to lock.This locking device comprises locking ring 31 and for locking the bolt 32 of this locking ring 31.
Be appreciated that the locking device in above-mentioned two embodiments can be also kayser, by this kayser, the air outlet of the suction port of air filter 1 and this prefilter device locked.
The utility model embodiment's anti-explosion diesel engine air inlet system comprises prefilter device, due to air filtration through this prefilter device before entering in this air filter 1, can reduce dust and enter in this air filter 1, can improve like this working life (without frequent renew cartridge more) of this air filter 1.In addition, because this is provided with this prefilter device, thereby improve the filtering effect of this anti-explosion diesel engine air inlet system, the Dust Capacity that enters anti-explosion diesel engine is greatly reduced, thereby improved the anti-explosion diesel engine life-span and reduced the comprehensive oil consumption of complete machine.
The utility model embodiment also provides a kind of anti-explosion diesel engine that is provided with this anti-explosion diesel engine air inlet system.
Because above-mentioned anti-explosion diesel engine air inlet system has above-mentioned technique effect, therefore, the anti-explosion diesel engine that is provided with this anti-explosion diesel engine air inlet system also possesses corresponding technique effect, and its specific implementation process is similar to the above embodiments, does not hereby repeat.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. an anti-explosion diesel engine air inlet system, it comprises air filter, it is characterized in that, described anti-explosion diesel engine air inlet system also comprises the prefilter device being connected with the suction port of described air filter.
2. anti-explosion diesel engine air inlet system according to claim 1, is characterized in that, described prefilter device is centrifugal prefilter (2).
3. anti-explosion diesel engine air inlet system according to claim 2, it is characterized in that, described centrifugal prefilter (2) comprises cylindrical shell (211), top cover (212), rotor (213), suction port (214), air outlet (215), dust exhaust port (216), mounting base (220), in described cylindrical shell (211), be provided with blade seat (219), on described blade seat (219), be fixed with blade (218), described blade seat (219) is connected with described rotor (213), and be together arranged in described mounting base (220), between described suction port (214) and described blade seat (219), be laid with air screen (217).
4. anti-explosion diesel engine air inlet system according to claim 2, is characterized in that, described prefilter device is air filter.
5. according to the anti-explosion diesel engine air inlet system described in any one in claim 1-4, it is characterized in that, the joint, air outlet of the suction port of described air filter and described prefilter device adopts locking device to lock.
6. anti-explosion diesel engine air inlet system according to claim 5, is characterized in that, described locking device comprises locking ring (31) and for locking the bolt (32) of described locking ring (31).
7. anti-explosion diesel engine air inlet system according to claim 5, is characterized in that, described locking device is kayser.
8. an anti-explosion diesel engine, is characterized in that, described anti-explosion diesel engine is provided with the anti-explosion diesel engine air inlet system as described in any one in claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320685824.8U CN203640878U (en) | 2013-10-31 | 2013-10-31 | Explosion-proof diesel engine and air inlet device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320685824.8U CN203640878U (en) | 2013-10-31 | 2013-10-31 | Explosion-proof diesel engine and air inlet device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203640878U true CN203640878U (en) | 2014-06-11 |
Family
ID=50872132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320685824.8U Expired - Lifetime CN203640878U (en) | 2013-10-31 | 2013-10-31 | Explosion-proof diesel engine and air inlet device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203640878U (en) |
-
2013
- 2013-10-31 CN CN201320685824.8U patent/CN203640878U/en not_active Expired - Lifetime
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140611 |
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| CX01 | Expiry of patent term |