CN105275682A - Explosion-proof diesel engine - Google Patents
Explosion-proof diesel engine Download PDFInfo
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- CN105275682A CN105275682A CN201410314074.2A CN201410314074A CN105275682A CN 105275682 A CN105275682 A CN 105275682A CN 201410314074 A CN201410314074 A CN 201410314074A CN 105275682 A CN105275682 A CN 105275682A
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- outlet pipe
- diesel engine
- cooling water
- fence piece
- outlet
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Abstract
The invention discloses an explosion-proof diesel engine. The explosion-proof diesel engine comprises a diesel engine body (5), an intake system, an exhaust system and a start device (6), wherein the intake system comprises an air filter (1) and an intake check valve (2); the exhaust system comprises an exhaust pipe (4) and a flame arrester (3); the exhaust pipe (4) is arranged between the diesel engine body (5) and the flame arrester (3); the start device (6) is a direct-current start motor fixed to the diesel engine body (5). The safety performance of the explosion-proof diesel engine is greatly improved.
Description
Technical field
The invention belongs to mechanical field, particularly a kind of anti-explosion diesel engine.
Background technique
At present, contain in the power equipment worked in the environment of flammable explosive gas at mine etc., anti-explosion diesel engine is the mining machinery industry that is widely used because of its good Safety performance, due to basic in underground work, working space is relatively closed, there is inflammable gas again in air simultaneously, easily blasting as run into naked light, quite dangerous.Mine industry, should be the spark of machinery in operation process and causes the situation of exploding to occur repeatedly, the equipment of therefore operation in the present context, such as, transporting, the machinery such as loading all needs to install flame-proof type power plant.Current safety protector of diesel engine generally all also exists defect, and it is not easy to cleaning dismounting, there is great hidden danger to the safe operation of diesel engine.According to relevant national standard, anti-explosion diesel engine delivery temperature requires lower than 70 degrees Celsius.In order to reach this requirement, existing anti-explosion diesel engine takes a lot of measure, but these measures exist following problem: one is cooling device complex structure, and volume is comparatively large, and two is that cooling-down effect is obvious not, and cooling effectiveness is low; What the starting of current anti-explosion diesel engine generally adopted is that spring starts or hydraulic starting: spring starts needs and manually starts, and labor intensity is large; The volume of the hydraulic accumulator of hydraulic starting is very large, and when starting continuously after more than twice, need carry out topping up with hand pump, above-mentioned starting has inconvenience in use.
Summary of the invention
For the defect of prior art, the invention provides a kind of anti-explosion diesel engine.
A kind of anti-explosion diesel engine, comprises body 5, gas handling system, vent systems and starting drive 6;
Described gas handling system comprises air-strainer 1 and air inlet stop valve 2, air inlet stop valve 2 is connected with air-strainer 1, air inlet stop valve 2 comprises tubular valve pocket 2.1 and spool video disc 2.2, spool video disc 2.2 is arranged in valve pocket 2.1 by lower rotary shaft 2.3, lower rotary shaft 2.3 upper end passes from valve pocket 2.1, and be fixedly connected with fork 2.4, valve pocket 2.1 upper end is fixedly connected with seal casinghousing 2.6 by connecting rod 2.5, cylinder 2.7 is installed in seal casinghousing 2.6, the piston rod of cylinder 2.7 is connected with upper rotating shaft 2.8 by driving mechanism, upper rotating shaft is set with Returnning spring, the lower end of upper rotating shaft 2.8 passes from seal casinghousing 2.6 lower end surface, and be fixedly connected with handle 2.9,
Described vent systems comprises outlet pipe 4 and flame trap 3, described flame trap 3 comprises circular simplified 3.1, one end of circular simplified 3.1 is provided with Intake Cover 3.3 by fixing butterfly nail 3.2, corresponding to the other end, exhaust cap 3.4 is installed, and be equipped with fence piece assembly 3.5 in circular simplified 3.1, pressing plate 3.6 is set between fence piece assembly 3.5 and exhaust cap 3.4, fence piece assembly 3.5 comprises fence piece parts 3.50, centre-arm steering linkage chip part 3.51 and lower fence piece parts 3.52, upper fence piece parts 3.50, centre-arm steering linkage chip part 3.51 and lower fence piece parts 3.52 form by the fence piece monomer of multiple circle is stacking, upper fence piece parts 3.50, the diameter of the through hole 3.54 of the fence piece monomer of centre-arm steering linkage chip part 3.51 and lower fence piece parts 3.52 increases successively, with the outlet passageway of forming station stepwise,
Described outlet pipe 4 is arranged between diesel engine body 5 and flame trap 3, described outlet pipe 4 comprises outlet pipe inner casing 4.5, outlet pipe shell 4.2, heat pipe assembly 4.3, cooling water intake 4.1 and coolant outlet 4.4, pipe in outlet pipe is formed in outlet pipe inner casing 4.5, airtight cooling water chamber is formed between outlet pipe inner casing 4.5 and outlet pipe shell, cooling water enters cooling water chamber by cooling water intake 4.1, and flow out from coolant outlet 4.4, cooling water intake 4.1 is connected with the cooling water pipeline of anti-explosion diesel engine respectively with coolant outlet 4.4, heat pipe assembly 4.3 is axially placed along outlet pipe, one end is through outlet pipe inner casing 4.5, to enter in outlet pipe in pipe, the other end is in cooling water chamber,
Described starting drive 6 is for being fixed on the DC start motor in diesel engine body 5.
The invention has the beneficial effects as follows: anti-explosion diesel engine of the present invention, the structure of flame trap is simple, and low cost of manufacture, is convenient to detachable maintaining, can prevent the flame of flame or the discharge that may return in anti-explosion diesel engine cylinder from directly leading to air, ignites or ignite hazardous gas; Be provided with air inlet stop valve in diesel engine, diesel engine intake can be cut off in abnormal cases, force anti-explosion diesel engine to shut down; Outlet pipe being arranged, heat pipe and cooling water chamber are to reduce delivery temperature, greatly reduce delivery temperature; Electricity is adopted to start, easy to operate, laborsaving, can distant control be carried out.
Accompanying drawing explanation
Fig. 1 is the system architecture schematic diagram of anti-explosion diesel engine of the present invention;
Fig. 2 is the structural representation of air inlet stop valve;
Fig. 3 is the structural representation of flame trap;
Fig. 4 is the structural representation of outlet pipe.
Embodiment
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing, make above-mentioned and other object of the present invention, Characteristics and advantages will be more clear.Reference character identical in whole accompanying drawing indicates identical part.Deliberately do not draw accompanying drawing in proportion, focus on purport of the present invention is shown.
With reference to Fig. 1, anti-explosion diesel engine of the present invention, comprises body 5, gas handling system, vent systems and starting drive 6, and gas handling system comprises air-strainer 1 and air inlet stop valve 2.Body 4 is diesel powered part, and vent systems comprises outlet pipe 4 and flame trap 3, and waste gas, after outlet pipe 4 fully cooling and purifying, is discharged by flame trap 3.Starting drive 6 is that electricity starts explosion-proof starting arrangement, and it is the actuating motor 6 be fixed on the body of diesel engine body 5 that electricity starts explosion-proof starting arrangement, and actuating motor 6 is preferably direct current generator.
Air inlet stop valve 2 is positioned at inlet end.Air inlet stop valve 2 advantage is that anti-explosion diesel engine is from air-strainer 1 inhale fresh air, normally works for anti-explosion diesel engine, when explosion-proof oil machine occurs anomaly and can not shut down, cuts off diesel engine intake, forces anti-explosion diesel engine to shut down.
Refer to Fig. 2, air inlet stop valve 2 comprises tubular valve pocket 2.1 and spool video disc 2.2, spool video disc 2.2 is arranged in valve pocket 2.1 by lower rotary shaft 2.3, lower rotary shaft 2.3 upper end passes from valve pocket 2.1, and be fixedly connected with fork 2.4, valve pocket 2.1 upper end is fixedly connected with seal casinghousing by connecting rod 2.5, cylinder 2.7 is installed in seal casinghousing 2.6, the piston rod of cylinder 2.7 is connected with upper rotating shaft by driving mechanism, upper rotating shaft is set with Returnning spring, the lower end of upper rotating shaft 2.8 passes from seal casinghousing 2.6 lower end surface, and be fixedly connected with sub-handle 2.9, sub-handle 2.9 is fixedly connected with driving lever 2.10, fork 2.4 offers draw-in groove, driving lever 2.10 is positioned at draw-in groove.Spool video disc 2.2 is arranged in valve pocket 2.1 by lower rotary shaft 2.3, is provided with bearing 2.12 between lower rotary shaft 2.3 and valve pocket 2.1.When anti-explosion diesel engine needs emergency shutdown to close; pneumatic system control cylinder unloads; upper rotating shaft 2.8 rotates backward under the active force of reset bullet Huang; thus band movable valve plug video disc 2.2 rotates backward; make the closed at both ends of valve pocket 2.1; 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 be realized by operating grip 2.9 of spool video disc 2.2.
In order to the inflammable gas preventing the tail gas of diesel engine from igniting in ore deposit, the present invention goes out to be provided with flame trap 3 at relief opening.Refer to Fig. 3, in the present embodiment, flame trap 3 comprises circular simplified 3.1, one end of circular simplified 3.1 is provided with Intake Cover 3.3 by fixing butterfly nail 3.2, corresponding to the other end, exhaust cap 3.4 is installed, and be equipped with fence piece assembly 3.5 in circular simplified 3.1, pressing plate 3.6 is set between fence piece assembly 3.5 and exhaust cap 3.4, fence piece assembly 3.5 comprises fence piece parts 3.50, centre-arm steering linkage chip part 3.51 and lower fence piece parts 3.52, upper fence piece parts 3.50, centre-arm steering linkage chip part 3.51 and lower fence piece parts 3.52 form by the fence piece monomer of multiple circle is stacking, upper fence piece parts 3.50, the diameter of the through hole 3.54 of the fence piece monomer of centre-arm steering linkage chip part 3.51 and lower fence piece parts 3.52 increases successively, with the outlet passageway of forming station stepwise.During flame trap work, waste gas passes through suction port, from asking gap between each circular fence piece monomer, through circular simplified 3.1 cylindrical walls and upper fence piece parts 3.50, the outlet passageway that the through hole 3.54 of the fence piece monomer of centre-arm steering linkage chip part 3.51 and lower fence piece parts 3.52 is formed is discharged from air outlet, when circular fence type flame trap needs cleaning, turn on the exhaust cap 4 of circular simplified 3.1 one end, upper, in, lower three groups of fence piece parts are successively from simplified interior taking-up, and one by one fence piece monomer is cleaned, after cleaning, again three groups of fence piece parts are put in circular simplified 3.1 in order, then exhaust cap 3.4 is tightened just, whole disassembly process is convenient and swift, clean up.
The exhaust gas temperature that diesel engine is discharged is very high, temperature high like this in mine is disadvantageous for Security, in order to reduce the temperature of waste gas, the present invention is provided with a cooled exhaust pipe 4 between flame trap 3 and diesel engine body 5, as shown in Figure 4, outlet pipe 4 comprises outlet pipe inner casing 4.5, outlet pipe shell 4.2, with heat pipe assembly 4.3, cooling water intake 4.1 and coolant outlet 4.4, pipe in outlet pipe is formed in outlet pipe inner casing 4.5, airtight cooling water chamber is formed between outlet pipe inner casing 4.5 and outlet pipe shell, cooling water enters cooling water chamber by cooling water intake 4.1, and flow out from coolant outlet 4.4, cooling water intake 4.1 is connected with the cooling water pipeline of anti-explosion diesel engine respectively with coolant outlet 4.4, heat pipe assembly 4.3 is axially placed along outlet pipe, one end is through outlet pipe inner casing 4.5, to enter in outlet pipe in pipe, the other end is in cooling water chamber, multiple heat pipe assembly arranged in parallel.In the course of the work, high-temperature exhaust air flows in pipe anti-explosion diesel engine in outlet pipe, and exhaust institute heat content is delivered to inside heat pipe, is then delivered to the surface of the heat pipe in cooling water chamber.The cooling water that temperature is lower flows into cooling water chamber from cooling water intake and flows out from coolant outlet, when cooling water flows through the heat pipe assembly and heat pipe outer wall that are arranged in cooling water chamber, take away amount of heat, reduce heat pipe temperature, cooling water intake and coolant outlet are connected with the cooling water pipeline of anti-explosion diesel engine respectively, cooling water circulates in cooling water chamber and peripheral cooling system, the heat that cooling water absorbs constantly is dispersed in environment, makes delivery temperature be reduced to below required temperature the most at last.
Set forth a lot of detail in the above description so that fully understand the present invention.But above description is only preferred embodiment of the present invention, the present invention can be much different from alternate manner described here to implement, and therefore the present invention is not by the disclosed concrete restriction implemented above.Any those skilled in the art are not departing under technical solution of the present invention ambit simultaneously, the Method and Technology content of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solution of the present invention, or be revised as the Equivalent embodiments of equivalent variations.Every content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solution of the present invention protection.
Claims (1)
1. an anti-explosion diesel engine, comprise body (5), gas handling system, vent systems, and starting drive (6), it is characterized in that: described gas handling system comprises air-strainer (1) and air inlet stop valve (2), air inlet stop valve (2) is connected with air-strainer (1), air inlet stop valve (2) comprises tubular valve pocket (2.1) and spool video disc (2.2), spool video disc (2.2) is arranged in valve pocket (2.1) by lower rotary shaft (2.3), lower rotary shaft (2.3) upper end passes from valve pocket (2.1), and be fixedly connected with fork (2.4), valve pocket (2.1) upper end is fixedly connected with seal casinghousing (2.6) by connecting rod (2.5), cylinder (2.7) is installed in seal casinghousing (2.6), the piston rod of cylinder (2.7) is connected with upper rotating shaft (2.8) by driving mechanism, upper rotating shaft is set with Returnning spring, the lower end of upper rotating shaft (2.8) passes from seal casinghousing (2.6) lower end surface, and be fixedly connected with handle (2.9),
Described vent systems comprises outlet pipe (4) and flame trap (3), described flame trap (3) comprises circular simplified (3.1), the one end of circular simplified (3.1) is provided with Intake Cover (3.3) by fixing butterfly nail (3.2), corresponding to the other end, exhaust cap (3.4) is installed, and be equipped with fence piece assembly (3.5) in circular simplified (3.1), pressing plate (3.6) is set between fence piece assembly (3.5) and exhaust cap (3.4), fence piece assembly (3.5) comprises fence piece parts (3.50), centre-arm steering linkage chip part (3.51) and lower fence piece parts (3.52), upper fence piece parts (3.50), centre-arm steering linkage chip part (3.51) and lower fence piece parts (3.52) form by the fence piece monomer of multiple circle is stacking, upper fence piece parts (3.50), the diameter of the through hole (3.54) of the fence piece monomer of centre-arm steering linkage chip part (3.51) and lower fence piece parts (3.52) increases successively, with the outlet passageway of forming station stepwise,
Described outlet pipe (4) is arranged between diesel engine body (5) and flame trap (3), described outlet pipe (4) comprises outlet pipe inner casing (4.5), outlet pipe shell (4.2), heat pipe assembly (4.3), cooling water intake (4.1) and coolant outlet (4.4), pipe in outlet pipe is formed in outlet pipe inner casing (4.5), airtight cooling water chamber is formed between outlet pipe inner casing (4.5) and outlet pipe shell, cooling water enters cooling water chamber by cooling water intake (4.1), and flow out from coolant outlet (4.4), cooling water intake (4.1) is connected with the cooling water pipeline of anti-explosion diesel engine respectively with coolant outlet (4.4), heat pipe assembly (4.3) is axially placed along outlet pipe, one end is through outlet pipe inner casing (4.5), to enter in outlet pipe in pipe, the other end is in cooling water chamber,
Described starting drive (6) is for being fixed on the DC start motor in diesel engine body (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410314074.2A CN105275682A (en) | 2014-07-04 | 2014-07-04 | Explosion-proof diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410314074.2A CN105275682A (en) | 2014-07-04 | 2014-07-04 | Explosion-proof diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105275682A true CN105275682A (en) | 2016-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410314074.2A Pending CN105275682A (en) | 2014-07-04 | 2014-07-04 | Explosion-proof diesel engine |
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| Country | Link |
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| CN (1) | CN105275682A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165730A (en) * | 2017-06-26 | 2017-09-15 | 中国煤炭科工集团太原研究院有限公司 | One kind electrically activates electric protection mine anti-explosion engine charge cutting control device |
| CN110374770A (en) * | 2019-08-12 | 2019-10-25 | 三一重机有限公司 | The gas handling system and engineering machinery of dynamical system |
| CN115370457A (en) * | 2022-08-30 | 2022-11-22 | 河南柴油机重工有限责任公司 | High-temperature exhaust explosion-proof valve |
-
2014
- 2014-07-04 CN CN201410314074.2A patent/CN105275682A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165730A (en) * | 2017-06-26 | 2017-09-15 | 中国煤炭科工集团太原研究院有限公司 | One kind electrically activates electric protection mine anti-explosion engine charge cutting control device |
| CN110374770A (en) * | 2019-08-12 | 2019-10-25 | 三一重机有限公司 | The gas handling system and engineering machinery of dynamical system |
| CN115370457A (en) * | 2022-08-30 | 2022-11-22 | 河南柴油机重工有限责任公司 | High-temperature exhaust explosion-proof valve |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20160127 |