CN203441651U - Air inlet system of explosion-proof diesel engine - Google Patents
Air inlet system of explosion-proof diesel engine Download PDFInfo
- Publication number
- CN203441651U CN203441651U CN201320506548.4U CN201320506548U CN203441651U CN 203441651 U CN203441651 U CN 203441651U CN 201320506548 U CN201320506548 U CN 201320506548U CN 203441651 U CN203441651 U CN 203441651U
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- flame trap
- cover
- air inlet
- diesel engine
- fence
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Abstract
The utility model provides an air inlet system of an explosion-proof diesel engine and relates to air inlet disposal systems of engines. The air inlet system of the explosion-proof diesel engine is good in filter performance, fireproof performance and explosion-proof performance. The air inlet system of the explosion-proof diesel engine comprises an air filter, an air inlet fence fire barrier, an air inlet stop valve and a turbocharger, wherein the air filter, the air inlet fence fire barrier, the air inlet stop valve and the turbocharger are sequentially communicated. The air inlet fence fire barrier comprises an upper fire barrier cover, a barrier assembly and a lower fire barrier cover. The barrier assembly is fixedly installed between the upper fire barrier cover and the lower fire barrier cover and comprises a barrier frame and a plurality of fence sheets. The barrier frame is a quadrangular frame. The fence sheets are installed in the barrier frame in parallel. Gaps between the fence sheets are communicated with the upper fire barrier cover and the lower fire barrier cover.
Description
Technical field
The utility model relates to a kind of air inlet processing system of motor, particularly relates to a kind of air inlet processing system for anti-explosion diesel engine.
Background technique
Anti-explosion diesel engine is applied to railless free-wheeled vehicle, monorail crane locomotive, the mine locomotives such as tooth road railer, anti-explosion diesel engine monorail crane is usingd explosion-proof diesel units as power system, anti-explosion diesel engine unit is mainly by diesel engine body, cooling system, air inlet system and exhaust system, oil-fired system, shutdown systems and suspension system six parts form, because the applied working condition of anti-explosion diesel engine exists flammable explosive gas, and solid particle polluter contained in environmental ambient air is more, the fire-proof and explosion-proof performance of the air inlet system and exhaust system of diesel engine and filtration, purification performance have all been proposed to higher requirement.
Model utility content
The technical problems to be solved in the utility model is to provide a kind of strainability and the good anti-explosion diesel engine gas handling system of fire-proof and explosion-proof performance.
The utility model anti-explosion diesel engine gas handling system, comprises the air-strainer, air inlet fence flame trap, air inlet stop valve and the turbosupercharger that are connected successively,
Described air inlet fence flame trap comprises flame trap upper cover, barrier assembly, flame trap lower cover, described barrier assembly is fixedly mounted between flame trap upper cover and flame trap lower cover, described barrier assembly comprises barrier framework and some fence sheets, described barrier framework is a quadrilateral frame, some described fence sheets are installed in parallel in barrier framework, gap between fence sheet is communicated with flame trap upper cover and flame trap lower cover, described flame trap upper cover comprises flame trap top cover and flame trap upper cover adpting flange, described flame trap upper cover adpting flange is fixedly connected with the lower end of flame trap top cover, described flame trap top cover top is provided with the flame trap first of flame trap upper cover internal communication and takes over, described flame trap lower cover comprises flame trap lower cover and flame trap lower cover adpting flange, the front-end and back-end of described flame trap lower cover are fixedly connected with respectively flame trap protecgulum and flame trap bonnet, between described flame trap protecgulum and flame trap bonnet, be fixedly installed flame trap middle cover, between the top of flame trap protecgulum and flame trap middle cover, be fixedly connected with flame trap upper cover, described flame trap lower cover adpting flange is fixedly connected with the upper end of flame trap lower cover, and between flame trap middle cover and flame trap bonnet, described flame trap protecgulum is provided with flame trap the second connecting tube with flame trap lower cover internal communication, described barrier framework is bolted to connection between flame trap upper cover adpting flange and flame trap lower cover adpting flange, described flame trap first is taken over and is connected with the air outlet of air-strainer,
Described air inlet stop valve comprises tubular valve pocket and spool video disc, described spool video disc is arranged in valve pocket by lower rotary shaft, described lower rotary shaft upper end passes from valve pocket, and be fixedly connected with fork, described valve pocket upper end is fixedly connected with seal casinghousing by connecting rod, in described seal casinghousing, cylinder is installed, the piston rod of described cylinder is connected with upper rotating shaft by driving mechanism, in described upper rotating shaft, be set with Returnning spring, the lower end of upper rotating shaft passes from seal casinghousing lower end surface, and be fixedly connected with handle, on described handle, be fixedly connected with driving lever, on described fork, offer draw-in groove, described driving lever is positioned at draw-in groove, one end of described valve pocket is taken over and is connected with the flame trap second of air inlet fence flame trap, the other end of valve pocket is connected with the suction port of turbosupercharger.
The utility model anti-explosion diesel engine gas handling system, wherein said air-strainer is two-stage filter cleaner, and the first order is inertia or spin-on filter, and second level filter cleaner is dry type paper filter core.
The utility model anti-explosion diesel engine gas handling system, the width of wherein said barrier assembly flameproof joint is not less than 25mm, and fence sheet thickness is not less than 1mm, and planeness is not more than 0.15mm, and the gap between adjacent two fence sheets is not more than 0.5mm.
The utility model anti-explosion diesel engine gas handling system, wherein said flame trap the second connecting tube middle part is provided with bellows.
The utility model anti-explosion diesel engine gas handling system, is installed with flame trap the 4th adapter with flame trap lower cover internal communication on wherein said flame trap upper cover side, described flame trap the 4th is provided with air inlet pressure sensor in taking over.
The utility model anti-explosion diesel engine gas handling system, wherein said flame trap top cover top is installed with angle steel fixed block, and described angle steel fixed block is fixedly connected with the mounting bracket of air-strainer side.
The utility model anti-explosion diesel engine gas handling system, is provided with bearing between wherein said lower rotary shaft and valve pocket.
It is in series that the utility model anti-explosion diesel engine gas handling system difference from prior art is that the utility model anti-explosion diesel engine gas handling system is blocked firearm, air inlet stop valve and turbosupercharger by air-strainer, air-inlet screen, air-strainer can filter the solid impurity entering in intrasystem gas, avoids solid impurity to enter the interior engine efficiency that affects of motor; Air-inlet screen blocks firearm and the Mars producing in motor can be extinguished, and avoids flame or Mars to be sprayed onto external engine from suction tude, has improved the fire-proof and explosion-proof performance of motor; Air inlet stop valve, for the break-make of control engine gas handling system, when needs emergency cut-off motor, can be realized by closing air inlet stop valve blocking-up air inlet; Turbosupercharger is used for improving the pressure that enters engine interior gas, thereby can improve the working efficiency of motor.
Below in conjunction with accompanying drawing, anti-explosion diesel engine gas handling system of the present utility model is described further.
Accompanying drawing explanation
Fig. 1 is the plan view of the utility model anti-explosion diesel engine gas handling system;
Fig. 2 is the plan view of the utility model anti-explosion diesel engine gas handling system;
Fig. 3 is the plan view of air inlet fence flame trap in the utility model anti-explosion diesel engine gas handling system;
Fig. 4 is the side view cutaway drawing of air inlet fence flame trap in the utility model anti-explosion diesel engine gas handling system;
Fig. 5 is the plan view of barrier assembly in air inlet fence flame trap in the utility model anti-explosion diesel engine gas handling system;
Fig. 6 is the side view of flame trap upper cover in air inlet fence flame trap in the utility model anti-explosion diesel engine gas handling system;
Fig. 7 is the plan view of flame trap upper cover in air inlet fence flame trap in the utility model anti-explosion diesel engine gas handling system;
Fig. 8 is the plan view of flame trap lower cover in air inlet fence flame trap in the utility model anti-explosion diesel engine gas handling system;
Fig. 9 is the plan view of air inlet stop valve in the utility model anti-explosion diesel engine gas handling system;
Figure 10 is the side view of air inlet stop valve in the utility model anti-explosion diesel engine gas handling system.
Embodiment
As depicted in figs. 1 and 2, the utility model anti-explosion diesel engine gas handling system comprises air-strainer 17, air inlet fence flame trap 18, air inlet stop valve 20 and the turbosupercharger (not shown) being connected successively.
As shown in Figure 3, air inlet fence flame trap comprises flame trap upper cover 1, barrier assembly 2, flame trap lower cover 3, and barrier assembly 2 is fixedly mounted between flame trap upper cover 1 and flame trap lower cover 3.As shown in Figure 5, barrier assembly 2 comprises barrier framework 4 and some fence sheets 5, and barrier framework 4 is a quadrilateral frame, and some fence sheets 5 are installed in parallel in barrier framework 4, and the gap between fence sheet 5 is communicated with flame trap upper cover 1 and flame trap lower cover 3.The width of barrier assembly 2 flameproof joints is not less than 25mm, and fence sheet 5 thickness are not less than 1mm, and planeness is not more than 0.15mm, and the gap between adjacent two fence sheets 5 is not more than 0.5mm.
As shown in Figure 6 and Figure 7, flame trap upper cover 1 comprises flame trap top cover 6 and flame trap upper cover adpting flange 7, flame trap upper cover adpting flange 7 is fixedly connected with the lower end of flame trap top cover 6, flame trap top cover 6 tops are provided with the flame trap first of flame trap upper cover 1 internal communication and take over 8, and flame trap first is taken over 8 and is connected with the air outlet of air-strainer 17.Flame trap top cover 6 tops are installed with angle steel fixed block 16, and angle steel fixed block 16 is fixedly connected with the mounting bracket 34 of air-strainer 17 sides.
As shown in Figure 8, flame trap lower cover 3 comprises flame trap lower cover 9 and flame trap lower cover adpting flange 10, the front-end and back-end of flame trap lower cover 9 are fixedly connected with respectively flame trap protecgulum 11 and flame trap bonnet 12, between flame trap protecgulum 11 and flame trap bonnet 12, be fixedly installed flame trap middle cover 13, between the top of flame trap protecgulum 11 and flame trap middle cover 13, be fixedly connected with flame trap upper cover 14, flame trap lower cover adpting flange 10 is fixedly connected with the upper end of flame trap lower cover 9, and between flame trap middle cover 13 and flame trap bonnet 12, flame trap protecgulum 11 is provided with flame trap the second connecting tube 15 with flame trap lower cover 3 internal communication, flame trap the second connecting tube 15 middle parts are provided with bellows 19.As shown in Figure 4, barrier framework 4 is bolted to connection between flame trap upper cover adpting flange 7 and flame trap lower cover adpting flange 10.
As shown in Figure 9 and Figure 10, air inlet stop valve comprises tubular valve pocket 22 and spool video disc 23, one end of valve pocket 22 is connected with flame trap the second connecting tube 15, the other end of valve pocket 22 is connected with the suction port of turbosupercharger, spool video disc 23 is arranged in valve pocket 22 by lower rotary shaft 24, between lower rotary shaft 24 and valve pocket 22, bearing 35 is installed.Lower rotary shaft 24 upper ends pass from valve pocket 22, and are fixedly connected with fork 25.Valve pocket 22 upper ends are fixedly connected with seal casinghousing 27 by connecting rod 26, and cylinder 28 is installed in seal casinghousing 27, and the piston rod of cylinder 28 is connected with upper rotating shaft 29 by driving mechanism.In upper rotating shaft 29, be set with Returnning spring (not shown), the lower end of upper rotating shaft 29 passes from seal casinghousing 27 lower end surfaces, and is fixedly connected with handle 30, is fixedly connected with driving lever 31 on handle 30, on fork 25, offer draw-in groove 32, driving lever 31 is positioned at draw-in groove 32.
When anti-explosion diesel engine works, pneumatic system is to the cylinder charge in seal casinghousing 27, the piston rod of cylinder drives rotating shaft 29 to rotate by driving mechanism, upper rotating shaft 29 is rotated by handle 30, driving lever 31, fork 25 and lower rotary shaft 24 band movable valve plug video discs 23, and the two ends of valve pocket 22 are communicated with.When anti-explosion diesel engine needs emergency shutdown to close; the unloading of pneumatic system control cylinder; upper rotating shaft 29 rotates backward under the active force of Returnning spring; thereby band movable valve plug video disc 23 rotates backward; make the closed at both ends of valve pocket 22; the suction port of anti-explosion diesel engine does not have gas to enter, and anti-explosion diesel engine quits work.The opening rotation and also can realize by operating grip 30 of spool video disc 23.
Above-described embodiment is described preferred implementation of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model, all should fall in the definite protection domain of the utility model claims.
Claims (7)
1. an anti-explosion diesel engine gas handling system, is characterized in that: comprise the air-strainer (17), air inlet fence flame trap (18), air inlet stop valve (20) and the turbosupercharger that are connected successively,
Described air inlet fence flame trap (18) comprises flame trap upper cover (1), barrier assembly (2), flame trap lower cover (3), described barrier assembly (2) is fixedly mounted between flame trap upper cover (1) and flame trap lower cover (3), described barrier assembly (2) comprises barrier framework (4) and some fence sheets (5), described barrier framework (4) is a quadrilateral frame, some described fence sheets (5) are installed in parallel in barrier framework (4), gap between fence sheet (5) is communicated with flame trap upper cover (1) and flame trap lower cover (3), described flame trap upper cover (1) comprises flame trap top cover (6) and flame trap upper cover adpting flange (7), described flame trap upper cover adpting flange (7) is fixedly connected with the lower end of flame trap top cover (6), described flame trap top cover (6) top is provided with the flame trap first of flame trap upper cover (1) internal communication and takes over (8), described flame trap lower cover (3) comprises flame trap lower cover (9) and flame trap lower cover adpting flange (10), the front-end and back-end of described flame trap lower cover (9) are fixedly connected with respectively flame trap protecgulum (11) and flame trap bonnet (12), between described flame trap protecgulum (11) and flame trap bonnet (12), be fixedly installed flame trap middle cover (13), between the top of flame trap protecgulum (11) and flame trap middle cover (13), be fixedly connected with flame trap upper cover (14), described flame trap lower cover adpting flange (10) is fixedly connected with the upper end of flame trap lower cover (9), and be positioned between flame trap middle cover (13) and flame trap bonnet (12), described flame trap protecgulum (11) is provided with flame trap the second connecting tube (15) with flame trap lower cover (3) internal communication, described barrier framework (4) is bolted to connection between flame trap upper cover adpting flange (7) and flame trap lower cover adpting flange (10), described flame trap first is taken over (8) and is connected with the air outlet of air-strainer (17),
Described air inlet stop valve (20) comprises tubular valve pocket (22) and spool video disc (23), described spool video disc (23) is arranged in valve pocket (22) by lower rotary shaft (24), described lower rotary shaft (24) upper end passes from valve pocket (22), and be fixedly connected with fork (25), described valve pocket (22) upper end is fixedly connected with seal casinghousing (27) by connecting rod (26), cylinder (28) is installed in described seal casinghousing (27), the piston rod of described cylinder (28) is connected with upper rotating shaft (29) by driving mechanism, in described upper rotating shaft (29), be set with Returnning spring, the lower end of upper rotating shaft (29) passes from seal casinghousing (27) lower end surface, and be fixedly connected with handle (30), on described handle (30), be fixedly connected with driving lever (31), on described fork (25), offer draw-in groove (32), described driving lever (31) is positioned at draw-in groove (32), one end of described valve pocket (22) is taken over (15) with the flame trap second of air inlet fence flame trap (18) and is connected, the other end of valve pocket (22) is connected with the suction port of turbosupercharger.
2. anti-explosion diesel engine gas handling system according to claim 1, is characterized in that: described air-strainer (17) is two-stage filter cleaner, and the first order is inertia or spin-on filter, and second level filter cleaner is dry type paper filter core.
3. anti-explosion diesel engine gas handling system according to claim 1, it is characterized in that: the width of described barrier assembly (2) flameproof joint is not less than 25mm, fence sheet (5) thickness is not less than 1mm, planeness is not more than 0.15mm, and the gap between adjacent two fence sheets (5) is not more than 0.5mm.
4. anti-explosion diesel engine gas handling system according to claim 3, is characterized in that: described flame trap the second connecting tube (15) middle part is provided with bellows (19).
5. anti-explosion diesel engine gas handling system according to claim 4, it is characterized in that: on described flame trap upper cover (14) side, be installed with the flame trap the 4th of flame trap lower cover (3) internal communication and take over (21), described flame trap the 4th is taken in (21) air inlet pressure sensor (33) is installed.
6. anti-explosion diesel engine gas handling system according to claim 1, it is characterized in that: described flame trap top cover (6) top is installed with angle steel fixed block (16), described angle steel fixed block (16) is fixedly connected with the mounting bracket (34) of air-strainer (17) side.
7. anti-explosion diesel engine gas handling system according to claim 1, is characterized in that: between described lower rotary shaft (24) and valve pocket (22), bearing (35) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320506548.4U CN203441651U (en) | 2013-08-19 | 2013-08-19 | Air inlet system of explosion-proof diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320506548.4U CN203441651U (en) | 2013-08-19 | 2013-08-19 | Air inlet system of explosion-proof diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203441651U true CN203441651U (en) | 2014-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320506548.4U Expired - Fee Related CN203441651U (en) | 2013-08-19 | 2013-08-19 | Air inlet system of explosion-proof diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203441651U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425062A (en) * | 2019-06-22 | 2019-11-08 | 盐城进晔汽车配件有限公司 | A kind of air filter for automobile |
-
2013
- 2013-08-19 CN CN201320506548.4U patent/CN203441651U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425062A (en) * | 2019-06-22 | 2019-11-08 | 盐城进晔汽车配件有限公司 | A kind of air filter for automobile |
| CN110425062B (en) * | 2019-06-22 | 2021-10-22 | 无锡奥润汽车技术有限公司 | Automobile air filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20150819 |
|
| EXPY | Termination of patent right or utility model |