CN2222805Y - Antisticking automatic alarm shorting-out device for diesel engine - Google Patents
Antisticking automatic alarm shorting-out device for diesel engine Download PDFInfo
- Publication number
- CN2222805Y CN2222805Y CN94231448U CN94231448U CN2222805Y CN 2222805 Y CN2222805 Y CN 2222805Y CN 94231448 U CN94231448 U CN 94231448U CN 94231448 U CN94231448 U CN 94231448U CN 2222805 Y CN2222805 Y CN 2222805Y
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- CN
- China
- Prior art keywords
- piston
- stopping valve
- fluid stopping
- cylinder body
- fuel
- 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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B3/00—Engines characterised by air compression and subsequent fuel addition
- F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
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- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
The utility model relates to a burning preventing automatic alarm extinguisher for diesel engines, which comprises an oil cylinder body, wherein, a motor oil cavity and a fuel oil cavity are arranged on the oil cylinder body, and a piston and a return spring are arranged in the motor oil chamber. The other end of the piston is provided with a flow stopping valve rod, and a flow stopping valve is composed of the flow stopping valve rod and a flow stopping valve body. An alarm casing is also arranged on the oil cylinder body, and a binding post is arranged on the alarm casing and connected with a stationary contact arranged in the alarm casing. A movable contact corresponding to the stationary contact is also arranged in the alarm casing. The burning preventing automatic alarm extinguisher for diesel engines has the advantages that when the motor oil pressure is lower than a dangerous index, a loudspeaker can be communicated for alarm automatically, and a fuel oil path of an engine can be automatically cut off for the automatic extinguishing of the engine.
Description
The utility model belongs to a kind of control gear, particularly a kind of diesel engine tilt-burning proof shorting-out device of reporting to the police automatically.
Diesel engine is the heart of heavy vehicle or boats and ships, is the core component that produces power, and the working order of diesel engine is directly connected to the running state of vehicle or boats and ships.In order to allow diesel engine keep good operating condition, the bearing shell of diesel engine is under the good lubricating condition, usually the bearing shell of diesel engine adopts high-pressure oil to be lubricated and cools off, and the temperature and pressure that fuel level indicator and oil thermometer show machine oil is installed on dial plate, monitor by the driver, in case the temperature and pressure of machine oil departs from the desired normal range (NR) of diesel engine, the driver kills engine immediately, to avoid occurring motor tile kilning accident.But the driver is when steering vehicle or boats and ships, attention mainly concentrates on the place ahead, often can't see the machine oil situation that fuel level indicator and oil thermometer show, occur when undesired at the pressure and temperature of machine oil, usually can not discover this situation timely, therefore, also be difficult to kill engine timely, thereby motor tile kilning accident takes place repeatedly.In case and the motor tile kilning just must carry out large repairs, cause very big economic loss.
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, a kind of diesel engine tilt-burning proof shorting-out device of reporting to the police automatically is provided, when the engine oil pressure of body machine oil main oil gallery is reduced to dangerous index, automatically report to the police by loudspeaker, and the automatic fuel gallery that enters motor that cuts off, make the motor automatically extinguishing, fundamentally solve the tile kilning problem of diesel engine.
The utility model is achieved in that
It has a cylinder body, and a machine oil chamber and a fuel chamber are arranged on the cylinder body, and the machine oil chamber has the machine oil import; Fuel chamber has fuel inlet; In the machine oil chamber, piston is housed, one end of piston has piston rod, upper cover of piston rod is equipped with return spring, the other end of piston is equipped with the fluid stopping valve rod, the fluid stopping valve rod extend in the fuel chamber, constitute flow-stop valve with the fluid stopping valve body that is contained in cylinder body one end, be processed with fuel outlet on the fluid stopping valve body, fuel outlet communicates with fuel chamber, the other end at cylinder body is equipped with the alarm shell, end cap is equipped with in the end of alarm shell, wiring terminal also is housed on the alarm shell, and wiring terminal is fixed together with the stationary contact that is contained in the alarm shell, and contact spring also is installed on the piston rod in the alarm shell, one end of contact spring is fixed on the end cap, and the other end is equipped with and the corresponding movable contact of stationary contact; Machine oil import and engine body machine oil main oil gallery are joined, fuel inlet and fuel outlet are serially connected on the fuel gallery that enters diesel engine, wiring terminal and klaxon join, can be when engine oil pressure be lower than dangerous index, just when engine oil pressure is lower than the active force of return spring, utilize the active force of return spring to promote descent of piston, close flow-stop valve by the fluid stopping valve rod, cut off fuel flow path, make the motor automatically extinguishing, and drive movable contact by piston rod and contact with stationary contact, the connection loudspeaker are reported to the police automatically.
Advantage of the present utility model is:
1. before engine oil pressure is lower than dangerous index, motor and is about to tile kilning, can connect klaxon automatically and report to the police rapidly, notify the driver and conductor to take measures, and cut off the fuel gallery of motor automatically, make the motor automatically extinguishing, fundamentally solved the tile kilning problem of diesel engine.
2. need not driver and observe and handle, driver's attention can better be concentrated on the vehicle drive, help traffic safety.
Provide embodiment of the present utility model below in conjunction with accompanying drawing:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the plan view of Fig. 1.
As shown in the figure, the utility model has a cylinder body 22, a machine oil chamber 21 and a fuel chamber 19 are arranged on the cylinder body 22, have machine oil import 12 on the machine oil chamber 21, have fuel inlet 13 on the fuel chamber 19, piston 11 is housed in machine oil chamber 21, seal ring 10 is installed on the piston 11, and an end of piston 11 has piston rod 27, is set with return spring 9 on piston rod 27, return spring 9 should balance each other with the engine oil pressure in the machine oil chamber 21, promptly is higher than 0.5～0.75 kilograms per centimeter at engine oil pressure
2The time, it is up that the active force that engine oil pressure overcomes return spring 9 promotes piston 11, is lower than 0.5～0.75 kilograms per centimeter at engine oil pressure
2The time, it is descending that return spring 9 promotes piston 11; The other end of piston 11 is equipped with fluid stopping valve rod 18, adopts spherical the flexible connection between fluid stopping valve rod 18 and the piston 11, and promptly ballhead is processed in the joint of fluid stopping valve rod 18, and circular hole is processed in the joint of piston 11, makes ballhead activity relatively in circular hole; Described fluid stopping valve rod 18 extend in the fuel chamber 19, conical syringe needle is processed in its end, in order to prevent between machine oil chamber 21 and the fuel chamber 19 seepage to take place, stud with stuffing box gland 20 on the cylinder body 22 that fluid stopping valve rod 18 passes, fluid stopping valve rod 18 is not more than 0.001～0.003 millimeter with the gap of stuffing box gland 20; End at cylinder body 22 is equipped with fluid stopping valve body 15, and valve seat 16 is housed on the fluid stopping valve body 15, forms flow-stop valve with the fluid stopping valve rod 18 that has conical syringe needle; Be processed with fuel outlet 17 in the end of fluid stopping valve body 15, fuel outlet 17 communicates with fuel chamber 19; Joint between cylinder body 22 and fluid stopping valve body 15 also is equipped with adjusts pad 14, and the thickness of pad 14 is adjusted in increase and decrease, can regulate the gap of the conical syringe needle and the valve seat 16 of fluid stopping valve rod 18; The other end at cylinder body 22 is equipped with alarm shell 7 and pressure adjustment locking nut 8, adjusts the relative position of warning shell 7 and cylinder body 22, can change the pressure of 9 pairs of pistons 11 of return spring, makes it be lower than 0.5～0.75 kilograms per centimeter at engine oil pressure
2The time to promote piston 11 descending, the fuel oil communication port of the conical syringe needle cut-off valve seat 16 of fluid stopping valve rod 18 stops the diesel stream mistake; In the end of alarm shell 7 end cap 3 is housed, wiring terminal 5 also is housed on warning shell 7, be processed with screw thread on the wiring terminal 5, an end of wiring terminal 5 is fixed together with the stationary contact 24 that is contained in the warning shell 7, and the other end is equipped with nut; Insulating bush 23 and insulating bush 6 also are housed respectively on stationary contact 24 and wiring terminal 5, make stationary contact 24 and wiring terminal 5 and alarm shell 7 keep insulation; A contact spring 26 is housed on the piston rod 27 in alarm shell 7, one end of contact spring 26 is fixed on the end cap 3, the other end is equipped with and stationary contact 24 corresponding movable contacts 25, be fixed together with bolt, nut between movable contact 25 and the contact spring 26, be processed with slotted hole on the piston rod 27, bolt passes slotted hole, and can move therein; The contact also is installed between alarm shell 7 and end cap 3 adjusts pad 4, pad 4 is adjusted in the increase and decrease contact, and the gap between can regulate movable contact 25 and the stationary contact 24 makes its engine oil pressure in the machine oil chamber be reduced to 0.5～0.75 kilogram 1 centimetre
2, promptly closely contact during the fuel oil communication port of the conical syringe needle cut-off valve seat 16 of fluid stopping valve rod 18, and the surface of contact of two contacts is not less than 75%, and the engine oil pressure in machine oil chamber 21 is higher than 0.5～0.75 kilograms per centimeter
2The time, just piston 11 drives piston rod 27 when up, and movable contact 25 separates with stationary contact 24; In the end of piston rod 27 handle ball 1 is installed, location piece 2 also is installed on piston rod 27, location piece 2 usefulness bearing pins 29 are assemblied on the piston rod 27, the release spring 28 that location piece 2 is upspring is installed on bearing pin 29, when needs are repaired oil-fired system, can spur handle ball 1, make piston rod 27 and fluid stopping valve rod 18 up, open the fuel gallery, depress location piece 2 and can make on its block that is stuck in end cap 3, after the engine operation, piston 11 drives piston rod 27 under engine oil pressure up, the block that location piece 2 is broken away from the end cap 3, and under the effect of release spring 28, pop up, the shorting-out device of reporting to the police automatically enters proper functioning, does not repair the dismounting oil-fired system, this device need not, guarantee normal starting.
During use, the utility model is installed on the high pressure oil pump of locomotive, promptly the fuel outlet 17 of the present utility model and the diesel oil import of the low pressure oil pocket of high pressure oil pump pump upper body are joined with hollow oil pipe joint bolt, fuel inlet 13 is joined by the oil outlet of pipeline and diesel oil fine filtrator, machine oil import 12 is joined with engine body machine oil main oil gallery, and wiring terminal 5 joins by lead and locomotive klaxon.
When the engine oil pressure of body machine oil main oil gallery was in normal pressure range, promptly engine oil pressure was 2～4 kilograms per centimeter
2The time, act on engine oil pressure on the piston 11 greater than the elastic force of spring, piston 11 drive piston rods 27 and fluid stopping valve rod 18 up, movable contact 25 is separated with stationary contact 24, flow-stop valve is opened, motor is in normal working.
When the engine oil pressure in body machine oil main passage is reduced to dangerous index, promptly be lower than 0.5～0.75 kilograms per centimeter
2The time, the engine oil pressure in the machine oil chamber 21 also is reduced to 0.5～0.75 kilograms per centimeter simultaneously
2At this moment, the elastic force that acts on the return spring 9 on the piston 11 is greater than engine oil pressure, piston 11 moves under the effect of return spring 9, it is descending to drive piston rod 27 and fluid stopping valve rod 18, and movable contact 25 contacts with stationary contact 24, to the direct current connection, the ground connection that make movable contact 25, alarming horn yowls, and sends the alarm signal of tile kilning; Simultaneously, the fuel oil communication port of the conical syringe needle cut-off valve seat 16 of fluid stopping valve rod 18, flow-stop valve is closed, and then the fuel oils in the fuel chamber 19 can not enter in the oil pocket of high pressure oil pump, and plunger stops oil, to high pressure oil stream can not be produced, the motor automatically extinguishing.
Claims (4)
1. diesel engine tilt-burning proof shorting-out device of reporting to the police automatically, it is characterized in that it has a cylinder body (22), a machine oil chamber (21) and a fuel chamber (19) are arranged on the cylinder body (22), machine oil chamber (21) has machine oil import (12), and fuel chamber (19) has fuel inlet (13); Piston (11) is housed in machine oil chamber (21), one end of piston (11) has piston rod (27), be set with return spring (9) on the piston rod (27), the other end of piston (11) is equipped with fluid stopping valve rod (12), fluid stopping valve rod (18) extend in the fuel chamber (19), constitute flow-stop valve with the fluid stopping valve body (15) that is contained in cylinder body (22) one ends, be processed with fuel outlet (17) on the fluid stopping valve body (15), fuel outlet (17) communicates with fuel chamber (19); The other end at cylinder body (22) is equipped with alarm shell (7), end cap (3) is equipped with in the end of alarm shell (7), wiring terminal (5) also is housed on alarm shell (7), wiring terminal (5) is fixed together with the stationary contact (24) that is contained in the alarm shell (7), on the piston rod (27) in alarm shell (7) contact spring (26) is housed also, one end of contact spring (26) is fixed on the end cap (3), and the other end is equipped with and the corresponding movable contact of stationary contact (24) (25).
2. the diesel engine tilt-burning proof according to claim 1 shorting-out device of reporting to the police automatically, it is characterized in that, adopt spherical the flexible connection between fluid stopping valve rod (18) and the piston (11), ballhead is processed in the joint that is fluid stopping valve rod (18), circular hole is processed in the joint of piston (11), and the ballhead of fluid stopping valve rod (18) can be movable relatively in the circular hole of piston (11).
3. the diesel engine tilt-burning proof according to claim 1 and 2 shorting-out device of reporting to the police automatically is characterized in that, the joint between cylinder body (22) and fluid stopping valve body (15) is equipped with adjusts pad (14).
4. the diesel engine tilt-burning proof according to claim 1 and 2 shorting-out device of reporting to the police automatically is characterized in that, the contact also is installed between alarm shell (7) and end cap (3) adjusts pad (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94231448U CN2222805Y (en) | 1994-12-06 | 1994-12-06 | Antisticking automatic alarm shorting-out device for diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94231448U CN2222805Y (en) | 1994-12-06 | 1994-12-06 | Antisticking automatic alarm shorting-out device for diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2222805Y true CN2222805Y (en) | 1996-03-20 |
Family
ID=33843285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94231448U Expired - Fee Related CN2222805Y (en) | 1994-12-06 | 1994-12-06 | Antisticking automatic alarm shorting-out device for diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2222805Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343644A (en) * | 2017-12-29 | 2018-07-31 | 河南平高电气股份有限公司 | A kind of air pressure accumulator, hydraulic actuating mechanism and high-voltage circuitbreaker |
| CN115681227A (en) * | 2022-12-26 | 2023-02-03 | 山东骏玛道机械有限公司 | Lifter distributor for tractor |
-
1994
- 1994-12-06 CN CN94231448U patent/CN2222805Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343644A (en) * | 2017-12-29 | 2018-07-31 | 河南平高电气股份有限公司 | A kind of air pressure accumulator, hydraulic actuating mechanism and high-voltage circuitbreaker |
| CN108343644B (en) * | 2017-12-29 | 2020-02-21 | 河南平高电气股份有限公司 | Pneumatic energy accumulator, hydraulic operating mechanism and high-voltage circuit breaker |
| CN115681227A (en) * | 2022-12-26 | 2023-02-03 | 山东骏玛道机械有限公司 | Lifter distributor for tractor |
| CN115681227B (en) * | 2022-12-26 | 2023-08-25 | 山东骏玛道机械有限公司 | Lifter distributor for tractor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |