CN102678341B - Gas inlet brake - Google Patents
Gas inlet brake Download PDFInfo
- Publication number
- CN102678341B CN102678341B CN201110438618.2A CN201110438618A CN102678341B CN 102678341 B CN102678341 B CN 102678341B CN 201110438618 A CN201110438618 A CN 201110438618A CN 102678341 B CN102678341 B CN 102678341B
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- China
- Prior art keywords
- casing
- door
- slide block
- air outlet
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000007789 sealing Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 210000001364 upper extremity Anatomy 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
本发明公开了一种进气制动器，包括箱体，箱体上具有出气口和进气口，箱体内设有开闭进气口的活门机构以及控制活门机构工作的控制机构，活门机构包括通过门轴转动装配在箱体内的具有开启位和封闭位的门板，门板的位于门轴两侧部分分别为顶推段和在封闭位时与出气口封设配合的封闭段，控制机构包括滑动装配在箱体内的在开启位时与门板的顶推段挡止配合的滑块以及驱动滑块移动的驱动装置。当柴油机出现超速、飞车现象时，通过控制驱动装置既可实现出气口的快速封闭，通过控制驱动装置即可实现出气口的开启，从而保证柴油机正常工作，在进气制动器工作过程中，对柴油机及其设备没有影响，同时结构简单、制造成本低、安装使用方便，可靠性高。
The invention discloses an air intake brake, which comprises a box body, which has an air outlet and an air inlet, and a valve mechanism for opening and closing the air inlet and a control mechanism for controlling the operation of the valve mechanism are arranged in the box body, and the valve mechanism includes The door panel with the open position and the closed position assembled in the box by the door shaft rotation, the door panel on both sides of the door shaft are respectively the push section and the closed section that cooperates with the air outlet seal in the closed position. The control mechanism includes sliding Assembled in the box body, when in the open position, the slider is engaged with the push section of the door panel and the driving device for driving the slider to move. When the diesel engine overspeeds or runs away, the air outlet can be quickly closed by controlling the driving device, and the air outlet can be opened by controlling the driving device, so as to ensure the normal operation of the diesel engine. During the working process of the intake brake, the diesel engine It has no influence on its equipment and has simple structure, low manufacturing cost, convenient installation and use, and high reliability.
Description
Technical field
The present invention relates to a kind of Intaker controller of diesel engine, be specifically related to a kind of air inlet break.
Background technique
At present, what on diesel engine, generally adopt is that high pressure oil pump fuel feeding starts, operation, relies on external force to pull the shutdown handle on high pressure oil pump to carry out oil-break, parking, and this mode is simple to operate easy to use.If, just easily there is hypervelocity, driving phenomenon when startup in a period of time or fuel feed pump plunger corrosion, stuck but diesel engine has been stopped using.Relying in this case external force to pull the shutdown handle on high pressure oil pump to stop and cannot realize, can only be to adopt the method that disconnects in-line, stops up suction port or relief opening that diesel engine is stopped.Although diesel engine also can be because oil-break stops after disconnecting in-line, the time, long harm was larger; And adopt the exhaust brake that stops up relief opening, because delivery temperature is higher, also higher to the material requirements using, therefore cost is high, cost is large, is difficult for being accepted by user.
Summary of the invention
The object of this invention is to provide a kind of in the time that hypervelocity, driving phenomenon appear in diesel engine, the air inlet break that can fast blocking diesel engine intake mouth diesel engine is stopped.
The present invention adopts following technological scheme: a kind of air inlet break, comprise casing, on casing, have and be respectively used to the air outlet being communicated with the suction tude of diesel engine and the suction port being communicated with the outlet pipe of air-strainer, in casing, be provided with the valve mechanism for opening and closing suction port and control the control mechanism of valve mechanism work, described valve mechanism comprises by the door-hinge of air outlet top and rotates the door-plate with open position and sealing position being assemblied in casing, the door-hinge two side portions that is positioned at of door-plate is respectively pushing tow section and seals in when position sealing and air outlet the closed section that establishing is closed, described control mechanism comprises the slide block coordinating with the pushing tow section block of door-plate in the time of open position being slidedly assemblied in casing and the drive unit that drives slide block to move.
Described drive unit comprises the pull bar that one end is fixedly inserted on slide block, the other end stretches out casing, the axis of pull bar is consistent with the movement direction of slide block, one end that pull bar stretches out casing is fixed with knob handle, is provided with in the time that slide block departs from door-plate and moves slide block is applied to the elastic component towards door-plate active force between described slide block and casing.
Described air outlet and suction port lay respectively on the forward and backward end wall of casing, and the axis of described door-hinge extends along left and right directions, and described slide block is slidedly assemblied in casing along fore-and-aft direction.
Described slide block is slidedly assemblied in casing by the slide bar extending along fore-and-aft direction, and described elastic component is the stage clip being sleeved on slide bar, the rear end inwall apical grafting of rear end apical grafting, the other end and the casing of one end of stage clip and slide block.
Described air outlet is communicated with the suction tude of diesel engine by sleeve pipe, one end of described sleeve pipe is fixed on the front bulkhead outer wall of casing and is communicated with air outlet, the inwall of end cap coincide sheathed cooperation with the suction tude outer wall of diesel engine, and on internal surface of sleeve pipe, offer annular groove, in annular groove, be filled with O RunddichtringO.
Described suction port is communicated with by the end cap of tubular structure and the outlet pipe of air-strainer, one end of described end cap is fixed on the aft bulkhead outer wall of casing and is communicated with suction port, the inwall of end cap coincide sheathed cooperation with the exhaust tube wall of air-strainer, and the ear end face of end cap has the annular gear edge extending internally, and between annular gear edge and casing, is top-loaded with y-type seal ring.
Described air outlet inner edge stretches in casing.
The closed section of described door-plate closes by ring-shaped rubber plate and the envelope establishing of described air outlet, and described ring-shaped rubber plate is fixed on the closed section of door-plate.
Adopt the air inlet break of said structure, on casing, offer respectively the air outlet being communicated with the suction tude of diesel engine and the suction port being communicated with the outlet pipe of air-strainer, air-strainer is communicated with diesel engine by casing like this, the door-plate of valve mechanism is rotated and is assemblied in casing by door-hinge, and the door-hinge two side portions that is positioned at of door-plate is respectively pushing tow section and seals with air outlet the closed section that establishing is closed, make like this door-plate and door-hinge can form leverage, the closed section of door-plate can rotate towards air outlet under self gravitation effect, thus sealing air outlet; The slide block of control mechanism is slidedly assemblied in casing, when door-plate is during in open position, slide block coordinates the closed section sealing air outlet that can prevent door-plate with the pushing tow section block of door-plate, only under the drive of drive unit, making slide block depart from door-plate moves the closed section that can realize door-plate and moves towards air outlet, simultaneously when door-plate is in the time sealing position, under the drive of drive unit, door-plate is moved towards door-plate, and the pushing tow section of pushing tow door-plate make door-plate get back to open position.Therefore, in the time there is hypervelocity, driving phenomenon in diesel engine, make slide block depart from door-plate by accessory drive and move the quick sealing that both can realize air outlet, thereby close diesel engine intake mouth, make slide block move the unlatching that can realize air outlet towards door-plate by accessory drive, thereby guarantee diesel engine is normally worked, in air inlet break working procedure, diesel engine and equipment thereof are not affected, simple in structure, low cost of manufacture, easy to install simultaneously, reliability is high.
In addition, described drive unit comprises the pull bar that one end and slide block are connected, the other end stretches out casing, in the time that hypervelocity, driving phenomenon appear in diesel engine, after pulling slide block by pull bar, move, after releasing lever, slide block can move towards door-plate under the effect of elastic component, easy to operate simultaneously.
Brief description of the drawings
Fig. 1 is embodiments of the invention structural representation;
Fig. 2 is that air outlet is in opening state schematic diagram;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is the right elevation of Fig. 1;
Fig. 5 is the plan view of Fig. 1.
Embodiment
The embodiment of air inlet break of the present invention: as Figure 1-5, comprise casing 2, valve mechanism and control mechanism, the upper end open of casing 2, this opening is fixed with cover plate 6 by screw, on the forward and backward end wall of casing 2, offer respectively air outlet and suction port, when concrete application, air outlet is communicated with the suction tude of diesel engine, and suction port is communicated with the outlet pipe of air-strainer.On the front bulkhead inwall of casing 2, be wholely set the extension tube being communicated with air outlet 11 extending back, make like this air outlet stretch in casing 2, described valve mechanism comprises that rotation is assemblied in the door-hinge 12 extending along left and right directions of extension tube 11 tops, a left side for door-hinge 12, right two ends are arranged on respectively a left side for casing by axle sleeve, on right side wall, the upper limb of door-hinge 12 is fixed with horizontally disposed door-plate 13 by rivet, door-plate 13 be positioned at door-hinge 12 before, rear two side portions is respectively pushing tow section and closed section, and the closed section of door-plate 13 is greater than pushing tow section, door-plate 13 coordinates formation leverage with door-hinge 12 like this, under the effect of the closed section self gravitation of door-plate 13, rotate towards air outlet and air outlet is sealed.Door-plate 13 in the time of level in open position, during at vertical state in sealing position, in order to ensure door-plate 13 when the sealing position and the sealing of air outlet, on the closed section of door-plate 13, be fixed with the ring-shaped rubber plate 14 being sealed and matched with the ear end face of extension tube 11.
Described control mechanism comprises the drive unit that is slidedly assemblied in the slide block 4 in casing 2 and drives slide block 4 to move along fore-and-aft direction, door-plate 13 tops are provided with the slide bar 3 extending along fore-and-aft direction, the two ends of slide bar 3 are separately fixed on the forward and backward end wall of casing 2, and slide block 4 is slidably located on slide bar 3.Described drive unit comprises the pull bar 5 extending along fore-and-aft direction being fixed on slide block 4, the front end screw thread spinning of pull bar 5 is in slide block 4, rear end extends back and stretches out casing 2, and the rear end of pull bar 5 is fixed with knob handle 9, can be with movable slider 4 to move forward and backward by knob handle 9, when door-plate 13 is during in open position, slide block 4 coordinates and makes door-plate 13 keep level with the pushing tow section block of door-plate 13, while only having slide block 4 to move backward, the closed section of door-plate 13 seals air outlet under self gravitation effect, thereby make door-plate 13 in sealing position, in the time that slide block 4 moves forward, the pushing tow section of slide block 4 pushing tow door-plates 13 makes door-plate 13 get back to open position.In order to ensure door-plate 13 stablizing in open position, on slide bar 3, between slide block 4 and the aft bulkhead of casing 2, be arranged with stage clip 7, the rear end inwall apical grafting of ear end face apical grafting, the other end and the casing 2 of one end of stage clip 7 and slide block 4, under the active force of stage clip 7, slide block 4 can continue to coordinate with the pushing tow section block of door-plate 13, and the elastic force that only overcomes stage clip 7 just can make to move after slide block 4.
In order to facilitate being connected of outlet pipe of the suction tude of air outlet and diesel engine and suction port and air-strainer, on the outer wall of the front bulkhead of casing 2, be fixed with the sleeve pipe 1 being communicated with air outlet, the inwall of sleeve pipe 1 coincide and coordinates with the outer wall of the suction tude of diesel engine, and offer annular groove on the inwall of sleeve pipe 1, in annular groove, be filled with O RunddichtringO 10, on the outer wall of sleeve pipe 1, be installed with set screw, in the time that sleeve pipe 1 is sleeved in the suction tude of diesel engine, whole break can be fixed on diesel engine by set screw like this; On the outer wall of the aft bulkhead of casing 2, be fixed with the tubular structure end cap 15 being communicated with suction port, the inwall of end cap 15 coincide and coordinates with the outer wall of the outlet pipe of air-strainer, and on the ear end face of end cap 15, be wholely set the annular gear edge extending internally, between annular gear edge and the aft bulkhead of casing 2, be top-loaded with y-type seal ring 8.
When above-described embodiment is applied on diesel engine, sleeve pipe 1 is sleeved in the suction tude of diesel engine, relies on fastening screw trip bolt that break is fixed, O RunddichtringO 10 has played seal action; End cap 15 is sleeved on air-strainer outlet pipe, and y-type seal ring 8 has played seal action.Before diesel engine starting and when work, slide block 4 relies on the thrust of stage clip 7 that door-plate 13 is horizontal, and door-plate 13 is in open position, and diesel engine can normal operation; While there is hypervelocity, driving when diesel engine starting or in running, pull back knob handle 9, after drive pull bar 5 and slide block 4, move stage clip 7 is compressed, now door-plate 13 relies on self gravitation rotate towards air outlet and air outlet is sealed, diesel engine is also shut down because dying, played safety protection effect, now door-plate 13 is in sealing position; After diesel engine stop, unclamp knob handle 9, pull bar 5 and slide block 4 move forward under the effect of stage clip 7 restoring forces, and promotion door-plate 13 turns over to turn 90 degrees gets back to open position.
In above-described embodiment, the rear Mobile Communication of slide block 4 crosses pull bar 5 and realizes, moves forward and realize by stage clip 7, in other embodiments, the drive unit of control mechanism also can adopt electromagnet, the iron core of electromagnet and slide block are connected, magnet spool winding energising can make to move after iron core, thus realize slide block after move; In addition, drive unit also can adopt cylinder, and direct the piston rod of cylinder and slide block are connected, and also can realize moving forward and backward of slide block, and adopt cylinder just not need to arrange stage clip.
In above-described embodiment, air outlet and suction port lay respectively on the forward and backward end wall of casing 2, make like this air outlet and suction port be oppositely arranged, and in other embodiments, suction port also can be opened on left and right sidewall.
In above-described embodiment, described door-hinge 12 extends along left and right directions, door-plate 13 is fixed on the upper limb of door-hinge 12, thereby the closed section of door-plate 13 rotates sealing air outlet under self gravitation effect towards air outlet like this, described slide block 4 is slidedly assemblied in casing 2 along fore-and-aft direction, and coordinate with the pushing tow section block of door-plate 13 during in open position at door-plate 13, in other embodiments, door-hinge also can extend along fore-and-aft direction, door-plate is fixedly set on door-hinge, the closed section of door-plate also can seal air outlet under self gravitation effect like this, and slide block is slidedly assemblied in casing along left and right directions.
In above-described embodiment, stage clip 7 cuts out air outlet by pushing away before slide block 4 for preventing that door-plate 13 from rotating, and in other embodiments, also can adopt extension spring, extension spring is set on slide bar, and one end of extension spring and the front-end face of slide block is connected, the front bulkhead inwall of the other end and casing is connected.
Claims (7)
1. an air inlet break, it is characterized in that: comprise casing, on casing, have and be respectively used to the air outlet being communicated with the suction tude of diesel engine and the suction port being communicated with the outlet pipe of air-strainer, in casing, be provided with the valve mechanism for opening and closing suction port and control the control mechanism of valve mechanism work, described valve mechanism comprises by the door-hinge of air outlet top and rotates the door-plate with open position and sealing position being assemblied in casing, the door-hinge two side portions that is positioned at of door-plate is respectively pushing tow section and seals in when position sealing and air outlet the closed section that establishing is closed, described control mechanism comprises the slide block coordinating with the pushing tow section block of door-plate in the time of open position being slidedly assemblied in casing and the drive unit that drives slide block to move, described drive unit comprises the pull bar that one end is fixedly inserted on slide block, the other end stretches out casing, the axis of pull bar is consistent with the movement direction of slide block, one end that pull bar stretches out casing is fixed with knob handle, is provided with in the time that slide block departs from door-plate and moves slide block is applied to the stage clip towards door-plate active force between described slide block and casing.
2. air inlet break according to claim 1, is characterized in that: described air outlet and suction port lay respectively on the forward and backward end wall of casing, and the axis of described door-hinge extends along left and right directions, and described slide block is slidedly assemblied in casing along fore-and-aft direction.
3. air inlet break according to claim 2, is characterized in that: described slide block is slidedly assemblied in casing by the slide bar extending along fore-and-aft direction, the rear end inwall apical grafting of rear end apical grafting, the other end and the casing of one end of described stage clip and slide block.
4. air inlet break according to claim 1, it is characterized in that: described air outlet is communicated with the suction tude of diesel engine by sleeve pipe, one end of described sleeve pipe is fixed on the front bulkhead outer wall of casing and is communicated with air outlet, the inwall of end cap coincide sheathed cooperation with the suction tude outer wall of diesel engine, and on internal surface of sleeve pipe, offer annular groove, in annular groove, be filled with O RunddichtringO.
5. air inlet break according to claim 1, it is characterized in that: described suction port is communicated with by the end cap of tubular structure and the outlet pipe of air-strainer, one end of described end cap is fixed on the aft bulkhead outer wall of casing and is communicated with suction port, the inwall of end cap coincide sheathed cooperation with the exhaust tube wall of air-strainer, and the ear end face of end cap has the annular gear edge extending internally, and between annular gear edge and casing, is top-loaded with y-type seal ring.
6. according to the air inlet break described in claim 1-5 any one, it is characterized in that: described air outlet inner edge stretches in casing.
7. air inlet break according to claim 6, is characterized in that: the closed section of described door-plate closes by ring-shaped rubber plate and the envelope establishing of described air outlet, and described ring-shaped rubber plate is fixed on the closed section of door-plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110438618.2A CN102678341B (en) | 2011-12-25 | 2011-12-25 | Gas inlet brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110438618.2A CN102678341B (en) | 2011-12-25 | 2011-12-25 | Gas inlet brake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102678341A CN102678341A (en) | 2012-09-19 |
| CN102678341B true CN102678341B (en) | 2014-08-27 |
Family
ID=46810803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110438618.2A Expired - Fee Related CN102678341B (en) | 2011-12-25 | 2011-12-25 | Gas inlet brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102678341B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047021B (en) * | 2013-01-15 | 2015-07-15 | 重庆科克发动机技术有限公司 | Engine overspeed protection device |
| CN104847547B (en) * | 2015-05-15 | 2017-05-03 | 中石化胜利石油工程有限公司渤海钻井总公司 | Gas inlet passage closing device of diesel engine |
| CN105114190B (en) * | 2015-08-27 | 2017-12-08 | 重庆科克发动机技术有限公司 | A kind of racing of the engine protection device with arm of force component |
| CN111504719A (en) * | 2020-04-16 | 2020-08-07 | 中国人民解放军联勤保障部队军需能源质量监督总站 | Oil sampler of multiple spot simultaneous sampling |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1451860A (en) * | 2002-04-12 | 2003-10-29 | 雅马哈发动机株式会社 | Engine air intake device |
| CN1505732A (en) * | 2001-04-27 | 2004-06-16 | 株式会社京浜 | engine air intake |
| CN201041081Y (en) * | 2007-05-25 | 2008-03-26 | 四川红光汽车机电有限公司 | Diesel engine air inlet control device |
| CN202391573U (en) * | 2011-12-25 | 2012-08-22 | 河南科技大学 | Air inflowing brake |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100931040B1 (en) * | 2007-11-07 | 2009-12-10 | 현대자동차주식회사 | Throttle valve set with first valve plate and second valve plate |
| JP4706775B2 (en) * | 2009-04-06 | 2011-06-22 | 株式会社デンソー | Intake device for internal combustion engine |
-
2011
- 2011-12-25 CN CN201110438618.2A patent/CN102678341B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1505732A (en) * | 2001-04-27 | 2004-06-16 | 株式会社京浜 | engine air intake |
| CN1451860A (en) * | 2002-04-12 | 2003-10-29 | 雅马哈发动机株式会社 | Engine air intake device |
| CN201041081Y (en) * | 2007-05-25 | 2008-03-26 | 四川红光汽车机电有限公司 | Diesel engine air inlet control device |
| CN202391573U (en) * | 2011-12-25 | 2012-08-22 | 河南科技大学 | Air inflowing brake |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102678341A (en) | 2012-09-19 |
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