CN201437732U - Power system for explosion-proof trackless gas tunnel transport machine - Google Patents
Power system for explosion-proof trackless gas tunnel transport machine Download PDFInfo
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- CN201437732U CN201437732U CN2009200800139U CN200920080013U CN201437732U CN 201437732 U CN201437732 U CN 201437732U CN 2009200800139 U CN2009200800139 U CN 2009200800139U CN 200920080013 U CN200920080013 U CN 200920080013U CN 201437732 U CN201437732 U CN 201437732U
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Abstract
The utility model discloses a power system for an explosion-proof trackless gas tunnel transport machine, which comprises a flameproof power generator, a flameproof starter and a valve-control maintenance-free lead-acid accumulator. The power system adopts a water-replenishing tank type exhaust disposal device, an xonotlite high temperature insulating material layer with a thickness of 13 to 16 mm is bonded on the surface of an exhaust manifold and on the surface of a shell of an exhaust gas wheel cavity of a pressurizer, and the power system is provided with an automatic protection device. The utility model has the advantage that the utility model modifies a common non explosion-proof trackless tunnel transport and construction machine (such as a bulldozer, a transport trolley, a concrete tank and the like) powered by a diesel engine to be an explosion-proof trackless transport machine which accords with the national technical standard of safety and is suitable to be used in construction in a gas tunnel.
Description
Technical field
The utility model relates to a kind of constructing tunnel equipment, especially relates to a kind of gas tunnel construction equipment.
Background technology
The increasing that infrastructure construction is dropped into along with country and the enforcement of strategy to develop western regions, the construction of high-grade highway, railway from the coastal area southwester, the northwest mountainous terrain extends, at these regional building highways, railway an outstanding feature is arranged, the construction that is exactly roads and tunnels is more.And pass through coal measure strata and compose the gas tunnel of depositing the high pressure coal seam also more and more common.
The adaptive capacity of trackless transportation is strong, and flexibility is big, can take new job practices when something unexpected happened neatly, as changing track route, not cutting off traffic etc., ensures and slags tap in the hole; And the trackless transportation is subjected to the restriction ratio of the inside and outside construction environment in hole less; Adopt the trackless traffic program, Construction traffic can be parked flexibly according to the site operation demand; When the part, tunnel widen section greater than 7.0m after, can also satisfy the requirement of two cars operations, also help adopting the requirement of high-power loader dress slag, automobile fast slag tapping, help accelerating cyclic advance, improve progress indicator; Trackless transportation, the construction of changing sides help the multiple operation operation; The road surface concrete is taked to help adopting the trackless traffic condition in the hole immediately following the construction of excavation face one segment distance, and the simultaneity factor supporting also can be closelyed follow face one segment distance, helps construction safety.
But the employed Construction with Trackless Transportation equipment of constructing tunnel is universal equipment basically at present, this type equipment does not possess explosion-proof performance, nongassy tunnel can only be used for, and the rail transportation can only be adopted at present for special geology constructing tunnel with high gas bearing capacity.
The utility model content
The utility model has overcome the shortcoming in the present technology, and a kind of dynamical system with gas tunnel trackless Transport Machinery equipment of explosion-proof performance is provided.
The technical solution of the utility model is: the dynamical system of the explosion-proof trackless Transport Machinery of a kind of gas tunnel equipment, comprise diesel engine, and the generator of described diesel engine is the flame-proof type generator; The starter motor of described diesel engine is the flame-proof type starter motor; The battery of described diesel engine is valve-regulated maintenance-free lead-acid accumulator, is installed in two Flameproof boxes with the various master cocks of wiring place in the electrical network circuit; The illumination of described diesel engine and signal lamp are anti-explosion product; Described diesel exhaust gas adopts the box emission-control equipment of moisturizing.
The box emission-control equipment of described moisturizing is connected successively by exhaust main 1, booster 2, interlayer stack 3 and exhaust-gas treatment case 6, on the top of exhaust-gas treatment case spark arrester 7 is installed, water supply tank 11 connects sebific duct 4 by water tank and links to each other with the exhaust-gas treatment case with float chamber switch 5, be provided with filler 10 on water supply tank top, in water supply tank, be provided with fluviograph 9.
Described exhaust main and booster waste gas wheel shell surface, the chamber thick hard silico-calcium high temperature thermal insulation material of 13-16mm that bondd; Be provided with the automatic safety device that constitutes by explosion-proof type control box, oil temperature sensor, body sensor, cooling-water temperature sensor, oil pressure sensor, level sensor, speed probe, flame-out electromagnetic valve and cylinder; Described explosion-proof control box is installed on the bridge instrumentation dish, and described flame-out electromagnetic valve is installed on right side, motor rear portion, and described cylinder is installed on the engine high pressure oil feed pump, and cylinder piston rod one end is connected with fuel cut-off handle; Described oil temperature sensor is installed in exhaust-gas treatment case exit, described body sensor is installed on the stack, described cooling-water temperature sensor is installed in tank top, described oil pressure sensor is installed on motor main oil gallery place, described level sensor is installed on the water supply tank, and described speed probe is installed on the crank pulley place.
Compared with prior art, the utility model has the advantages that: by employed internal combustion power mechanism in the gas tunnel construction being caused the principle analysis of gas explosion, the diesel engine of common non-explosion-proof type is made the tunnel Construction with Trackless Transportation machinery (digging dress, transportation, concrete tank car etc.) of power, transform the employed Construction with Trackless Transportation machinery in the gas tunnel construction that suits as, the technical characterictic after the repacking meets the national security technical requirements fully.
Description of drawings
The utility model will illustrate by example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is the exhaust-gas treatment system sketch;
Fig. 2 is the explosion-proof schematic diagram of electrical system.
The specific embodiment
Disclosed all features in this manual, or the step in disclosed all methods or the process except mutually exclusive feature and/or step, all can make up by any way.
Disclosed arbitrary feature in this manual (comprising any accessory claim, summary and accompanying drawing) is unless special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, unless special narration, each feature is an example in a series of equivalences or the similar characteristics.
A kind of dynamical system of gas tunnel trackless Transport Machinery equipment, its generator is the flame-proof type generator, starter motor is the flame-proof type starter motor, the various master cocks of wiring place are installed in two Flameproof boxes in battery and the electrical network circuit, be valve-regulated maintenance-free lead-acid accumulator, isolated fully with the external world, light fixtures such as illumination, signal all adopt the anti-explosion product that meets national security Supervisory Bureau regulation, and the various nonmetal parts that are easy to generate electrostatic accumulation have also been taked antistatic measure.
As shown in Figure 1, the diesel engine exhaust system of dynamical system has adopted the box emission-control equipment of moisturizing, be connected successively by exhaust main 1, booster 2, interlayer stack 3 and exhaust-gas treatment case 6, on the top of exhaust-gas treatment case spark arrester 7 is installed, water supply tank 11 connects sebific duct 4 by water tank and links to each other with the exhaust-gas treatment case with float chamber switch 5, be provided with filler 10 on water supply tank top, in water supply tank, be provided with fluviograph 9.The operating principle of exhaust-gas treatment system is: the exhaust that diesel engine is 600 ℃ is through waste gas wheel chamber, the interlayer stack 3 of exhaust main 1, booster 2, enter the water surface bottom of exhaust-gas treatment case 6, emerge from the water surface through washing then, be disposed in the atmosphere through board-like spark arrester 7 again.Exhaust stream through the interlayer stack, enter exhaust-gas treatment case water cooling, be disposed to exhaust in the atmosphere realized≤70 ℃.During exhaust process spark arrester, spark arrester can extinguish the remaining Mars of big carbon granules possibility in the exhaust fully.The thick hard silico-calcium high temperature thermal insulation material of 13--16mm that bondd on diesel exhaust gas house steward and booster waste gas wheel shell surface, chamber can play making this parts surface temperature be no more than 150 ℃ effect.
Spark arrester gas outlet place is equipped with temperature pick up 8, when exhaust when the exit temperature surpasses 70 ℃, can sound and light alarm, made the diesel engine autostop after delaying time 15 seconds-60 seconds.Because the exhaust-gas treatment case in working order down, is continuous water consumption, water consumption connects sebific duct 4 by water supply tank 11 by water tank, and float chamber switch 5 to the moisturizing of exhaust-gas treatment case, makes its water level remain on designated water level always.Water supply tank is provided with filler 10, delivery port, discharging valve, fluviograph, allows the operator observe and in time adds water.Water supply tank is provided with level sensor 12, when the water supply tank water level is crossed low forfeiture to exhaust-gas treatment case moisturizing ability, can report to the police automatically, makes the diesel engine autostop after delaying time 15 seconds-60 seconds.
As shown in Figure 2; the utility model has adopted six automatic safety devices, is made of explosion-proof type control box, six sensors (speed probe, level sensor, cooling-water temperature sensor, oil pressure sensor, oil temperature sensor, body sensor), electromagnetic valve and cylinder.Explosion-proof control box is installed on the bridge instrumentation dish, and electromagnetic valve is installed on right side, motor rear portion, and cylinder is installed on the engine high pressure oil feed pump, and cylinder piston rod one end is connected with fuel cut-off handle.Six sensors are installed on following position respectively: oil temperature sensor is installed in exhaust-gas treatment case exit; The body sensor is installed on the stack; Cooling-water temperature sensor is installed in tank top; Oil pressure sensor is installed on motor main oil gallery place; Level sensor is installed on the water supply tank; Speed probe is installed on the crank pulley place.The operating principle of this system is, when a certain when surpass setting safety value, give the control box electric signal, control is sent audible and visible alarm after receiving signal, delays time and triggers electromagnetic circuit in 30 seconds, close blast gate, cylinder piston rod outwards moves by spring force, and pulling stops beam hanger and stops to engine oil engine stoping operation.Automatic safety device is this anker pouring type.When a certain surpassing when setting safety value in the machine run, the automatic sound-light alarm and 15 seconds-60 seconds autostops of delaying time, six protections and security settings numerical value see the following form.
The technical characterictic of gas tunnel trackless Transport Machinery equipment is as follows:
1, Starting mode flame proof electricity starting
2, exhaust mode rinsing type
3, system voltage does not change
4, illumination flame-proof lamp
5, delivery temperature is 70 ± 2 ℃
6, the body surface temperature is 150 ± 5 ℃
7, cooling water temperature is 95 ± 2 ℃
8, engine oil pressure is set the minimum pressure value
9, diesel engine speed is set the maximum speed value
10, booster and exhaust resistance≤15kpa
11, intake resistance≤3kpa (cleaning cleaner) before the booster
≤ 6.3kpa (dirtier cleaner)
Different classes of machinery is slightly variant on concrete repacking way, but basic principle and repacking project are roughly the same.
For guaranteeing the normal running environment of gas tunnel trackless Transport Machinery equipment, the gas alarming device can also be set in the tunnel, and setting value is 1% gas density, when gas density reaches 1% in the working environment, the gas alarm apparatus automatic sound-light alarm, this moment, machine should be withdrawn the work-yard rapidly.
For making gas tunnel trackless Transport Machinery equipment explosion-proofly need the workplace and only can conveniently use when the carrier non-, can be on the basis that keeps the various electrical appliances of former machine, from storage battery one junction box, draw the 24V circuit again, be connected with former car key switch place's wiring by contactor.Set out on a journey when travelling, be threaded to the position of " opening " being installed on switch on power supply one junction box, the various electrical appliances of former machine are just enabled.If do not need to take to remove under the explosion-proof situation for a long time exhaust wastewater treatment case, change devices such as startup, generating, can recover.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (4)
1. the dynamical system of the explosion-proof trackless Transport Machinery of gas tunnel equipment comprises diesel engine, it is characterized in that: the generator of described diesel engine is the flame-proof type generator; The starter motor of described diesel engine is the flame-proof type starter motor; The battery of described diesel engine is valve-regulated maintenance-free lead-acid accumulator, is installed in two Flameproof boxes with the various master cocks of wiring place in the electrical network circuit; The illumination of described diesel engine and signal lamp are anti-explosion product; Described diesel exhaust gas adopts the box emission-control equipment of moisturizing.
2. the dynamical system of the explosion-proof trackless Transport Machinery of gas tunnel according to claim 1 equipment, it is characterized in that: the box emission-control equipment of described moisturizing is connected successively by exhaust main (1), booster (2), interlayer stack (3) and exhaust-gas treatment case (6), on the top of exhaust-gas treatment case (6) spark arrester (7) is installed, water supply tank (11) connects sebific duct (4) by water tank and links to each other with exhaust-gas treatment case (6) with float chamber switch (5), be provided with filler (10) on water supply tank top, in water supply tank, be provided with fluviograph (9).
3. the dynamical system of the explosion-proof trackless Transport Machinery of gas tunnel according to claim 2 equipment is characterized in that: described exhaust main and booster waste gas wheel shell surface, the chamber thick hard silico-calcium high temperature thermal insulation material of 13-16mm that bondd.
4. the dynamical system of the explosion-proof trackless Transport Machinery of gas tunnel according to claim 2 equipment is characterized in that: be provided with the automatic safety device that is made of explosion-proof type control box, oil temperature sensor, body sensor, cooling-water temperature sensor, oil pressure sensor, level sensor, speed probe, flame-out electromagnetic valve and cylinder; Described explosion-proof control box is installed on the bridge instrumentation dish, and described flame-out electromagnetic valve is installed on right side, motor rear portion, and described cylinder is installed on the engine high pressure oil feed pump, and cylinder piston rod one end is connected with fuel cut-off handle; Described oil temperature sensor is installed in exhaust-gas treatment case exit, described body sensor is installed on the stack, described cooling-water temperature sensor is installed in tank top, described oil pressure sensor is installed on motor main oil gallery place, described level sensor is installed on the water supply tank, and described speed probe is installed on the crank pulley place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200800139U CN201437732U (en) | 2009-04-03 | 2009-04-03 | Power system for explosion-proof trackless gas tunnel transport machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200800139U CN201437732U (en) | 2009-04-03 | 2009-04-03 | Power system for explosion-proof trackless gas tunnel transport machine |
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| Publication Number | Publication Date |
|---|---|
| CN201437732U true CN201437732U (en) | 2010-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200800139U Expired - Lifetime CN201437732U (en) | 2009-04-03 | 2009-04-03 | Power system for explosion-proof trackless gas tunnel transport machine |
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| CN (1) | CN201437732U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102367768A (en) * | 2011-10-25 | 2012-03-07 | 三一重型综采成套装备有限公司 | Electric-spraying explosion-proof diesel machine |
| CN102529726A (en) * | 2010-12-15 | 2012-07-04 | 鞍山钢铁集团公司 | Combustible gas three-grade early warning system of diesel locomotive |
| CN105545347A (en) * | 2015-12-09 | 2016-05-04 | 常州科研试制中心有限公司 | Anti-explosion sprinkling truck |
-
2009
- 2009-04-03 CN CN2009200800139U patent/CN201437732U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102529726A (en) * | 2010-12-15 | 2012-07-04 | 鞍山钢铁集团公司 | Combustible gas three-grade early warning system of diesel locomotive |
| CN102367768A (en) * | 2011-10-25 | 2012-03-07 | 三一重型综采成套装备有限公司 | Electric-spraying explosion-proof diesel machine |
| CN102367768B (en) * | 2011-10-25 | 2014-01-15 | 三一重型综采成套装备有限公司 | Electric-spraying explosion-proof diesel machine |
| CN105545347A (en) * | 2015-12-09 | 2016-05-04 | 常州科研试制中心有限公司 | Anti-explosion sprinkling truck |
| CN105545347B (en) * | 2015-12-09 | 2018-03-16 | 常州科研试制中心有限公司 | The explosion-proof sprinkling truck of underground mine use |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160105 Address after: Jinniu District Kam Tong Road Chengdu city Sichuan province 610031 No. 16 Patentee after: CHINA RAILWAY NO.2 BUREAU ENGINEERING CO., LTD. Address before: 610041 high building, No. nine Hing Road, Chengdu hi tech Development Zone, Sichuan, 6 Patentee before: China Railway Erju Co., Ltd. Patentee before: China Railway Erju Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20100414 |
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| CX01 | Expiry of patent term |