CN203427928U - Mining explosion-proof diesel engine trackless rubber-tyred vehicle - Google Patents

Mining explosion-proof diesel engine trackless rubber-tyred vehicle Download PDF

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Publication number
CN203427928U
CN203427928U CN201320432095.5U CN201320432095U CN203427928U CN 203427928 U CN203427928 U CN 203427928U CN 201320432095 U CN201320432095 U CN 201320432095U CN 203427928 U CN203427928 U CN 203427928U
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CN
China
Prior art keywords
diesel engine
explosion
mine
explosion diesel
proof
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CN201320432095.5U
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Chinese (zh)
Inventor
柳永华
Original Assignee
宁波汉邦机械有限公司
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Priority to CN201320432095.5U priority Critical patent/CN203427928U/en
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Publication of CN203427928U publication Critical patent/CN203427928U/en

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Abstract

The utility model discloses a mining explosion-proof diesel engine trackless rubber-tyred vehicle, and belongs to the technical field of machines. The mining explosion-proof diesel engine trackless rubber-tyred vehicle comprises a front rack and a rear rack, wherein an explosion-proof diesel engine, a transmission system, an explosion-proof system, a hydraulic system and a pneumatic and electrical system are installed on the front rack; a passenger and freight carriage is installed on the rear rack; the front rack is connected with the rear rack; rubber tyers used for driving are installed on the front rack and the rear rack; the explosion-proof diesel engine is provided with a water-cooled corrugated connection exhaust pipe and a wet-type waste gas treatment box provided with an automatic make-up water tank; the front rack is connected with the rear rack through a middle rotation swing mechanism; an air inlet system of the explosion-proof diesel engine is provided with an explosion-proof device. The mining explosion-proof diesel engine trackless rubber-tyred vehicle has the advantages of being good in stability and small in turning radius, and also has an explosion-proof function.

Description

Mine anti-explosion diesel engine railless free-wheeled vehicle

Technical field

The utility model belongs to mechanical equipment field, more particularly, relates to a kind of mine anti-explosion diesel engine railless free-wheeled vehicle of take anti-explosion diesel engine trackless fortune people under the coal mine on power, mechanical drive, back-wheel drive, heavier-duty chassis.

Background technology

One document number is that the utility model patent of CN2584482Y discloses a kind of underground trackless subsidiary transport rubber tyre vehicle, it comprises installs the forebay of driving engine, driving system, explosion protection system, hydraulic efficiency pressure system, pneumatic and electric system and for the afer bay of carriage is installed, forebay is connected with afer bay, forebay and afer bay are provided with the rubber tire for driving, described driving engine is anti-explosion diesel engine, be equipped with water cooling dual damascene so connect freeing pipe, with the double grid hurdle wet waste gas treatment box of automatic water supply tank; Described forebay is connected by hinged rotating disk with afer bay.The forward and backward frame of this railless free-wheeled vehicle adopts hinged rotating disk to connect, and turn radius is larger; And forebay can not swing in the horizontal direction, four-wheel can not land simultaneously sometimes, poor stability.

In addition, mining machinery industry, substantially in borehole operation, because working space relatively seals, simultaneously mixed from fire gases again in air, as run into naked light and easily blast, quite dangerous.Mine industry, should be the spark of machinery in operation process and causes the situation of blast to occur repeatedly, the therefore equipment of operation under this environment, and mechanical equipments such as transportation, loading all needs to install flame-proof type engine installation.So designing a fortune people's car with explosion-proof performance is that current mining machinery field is needed.

Summary of the invention

Technical problem to be solved in the utility model is: a kind of mine anti-explosion diesel engine railless free-wheeled vehicle is provided, splendid can relatively swing the in front and back, good stability, turn radius is little, simultaneously can actv. prevents from that machine is leaked to naked light in operation in external environment, to cause fire or blast.

Design plan of the present utility model is: a kind of mine anti-explosion diesel engine railless free-wheeled vehicle, it comprises installs the forebay of anti-explosion diesel engine, driving system, explosion protection system, hydraulic efficiency pressure system, pneumatic and electric system and for the afer bay of carriage is installed, forebay is connected with afer bay, forebay and afer bay are provided with the rubber tire for driving, anti-explosion diesel engine be equipped with water cooling ripple connect freeing pipe, with the wet waste gas treatment box of automatic water supply tank, it is characterized in that: described forebay and afer bay are connected by middle rotary oscillation mechanism; Anti-explosion diesel engine air system is provided with explosion protection.

The beneficial effects of the utility model are: the middle rotary oscillation mechanism that the utility model adopts, can swing the relative center transmission shaft line of forward and backward body relatively.This swinging gear lands the four-wheel of forward and backward drive axle all the time.Overall weight is adhesive weight, has improved to greatest extent the crossing ability of traction adhesion value and low-lying uneven road surface.This swing form is compared with back axle swing form, has that barycenter is low, the feature of good stability.It is middle hinged articulated steering that this car turns to form, and adopts twin-tub to turn to, and steering torque is large.Left and right turn moment equates, stable direction.Articulated steering turn radius is little, and manoevreability is good, is particularly suitable for underground transportation.For adapting under the environment that has the explosive miscellaneous gass such as methane under coal mine, work, the anti-explosion diesel engine automatic protection device arranging on it can carry out actv. control to its air system, exhaust system, surface temperature, automatic protection monitoring.The utility model also possesses explosion prevention function.

Accompanying drawing explanation

Fig. 1 is the utility model front view.

Fig. 2 is the utility model birds-eye view.

Fig. 3 is the utility model anti-explosion diesel engine and fitting arrangement drawing thereof.

Fig. 4 is the utility model hydraulic system principle figure.

Fig. 5 is the utility model electrical schematic diagram.

Fig. 6 is just new type explosion proof diesel engine sketch of this reality.

Fig. 7 is the utility model explosion protection schematic diagram.

Fig. 8 is partial schematic diagram between the utility model fence.

The specific embodiment

As shown in Figure 1, 2, forebay 1 is the foundation framework that anti-explosion diesel engine, driving system, explosion protection system, hydraulic efficiency pressure system, pneumatic and electric system are installed.Afer bay 2 is provided with carriage 3.Forebay rear portion is connected with afer bay 2 by middle rotary oscillation mechanism 4.Forebay 1 is provided with the industrial solid rubber tyre for driving with afer bay 2.It is middle hinged articulated steering that this car turns to form, and adopts twin-tub to turn to, and steering torque is large.Left and right turn moment equates, stable direction.Articulated steering turn radius is little, and manoevreability is good, is particularly suitable for underground transportation.The middle rotary oscillation mechanism that this car adopts, can swing the relative center transmission shaft line of forward and backward body relatively.This swinging gear lands the four-wheel of forward and backward drive axle all the time.Overall weight is adhesive weight, has improved to greatest extent the crossing ability of traction adhesion value and low-lying uneven road surface.This swing form is compared with back axle swing form, has that barycenter is low, the feature of good stability.

As shown in Figure 6, anti-explosion diesel engine is mainly comprised of flame-proof power box of flame-proof diesel engine 5, mining explosion-proof type driving machine shockproof lamp 6, flame-proof mine signal lamp 7, anti-explosion diesel engine automatic protection device 8, explosion separation starter for mine 6 and explosion-proof power generator 10.

As shown in Figure 3,4, the air filter 28 that is located at anti-explosion diesel engine 26 overhead is input to inlet box 29 filtered air, then by air inlet bellows 27, enters the cylinder of diesel engine 26, and the heat of its generation distributes by radiator 25; In addition anti-explosion diesel engine 26 be also equipped with water cooling ripple connect freeing pipe 33, with the wet waste gas treatment box 32 of automatic water supply tank 31.Anti-explosion diesel engine is worked for adapting under the environment that has the explosive miscellaneous gass such as methane under coal mine, and the anti-explosion diesel engine automatic protection device 8 arranging on it can carry out actv. control to its air system, exhaust system, surface temperature, automatic protection monitoring.This anti-explosion diesel engine automatic protection device 8 comprises that diesel engine surface temperature 81, diesel engine cooling water temperature sensor 82, Diesel Engine's Exhaust Temperature Sensor 83, diesel engine oil compress switch 84 and waste gas treatment tank water level detector 85.The all connecting cables of above-mentioned device adopt mobile light type cabtyre flexible cable for coal mines or coal mine moving rubber sleeve flexible cable.When diesel exhaust gas temperature reaches 68 ± 2 ℃; or surface temperature is while being up to 148 ± 2 ℃; or cooling water temperature is while being up to 93 ± 2 ℃; or lubricating oil pressure is lower than minimal pressure 0.08 ± 0.01Mpa; or waste gas treatment tank water level is during lower than 78 ± 2mm, diesel engine automatic protection device can send sound and light alarm signal after receiving signal automatically, automatically stop anti-explosion diesel engine work in 1min after reporting to the police.

The change-speed box with five D Drives and a reverse gear for the utility model gearbox selector.Auxiliary gear box adopts the auxiliary gear box that speed ratio is 1.1.Forward and backward drive axle adopts the improved type drive axle that wheel limit planetary reducer is housed, and axle housing is steel casting, and load-carrying capacity is large, deceleration and stopping performance good.

As shown in Figure 5, this car hydraulic system of working is mainly comprised of Hydraulic Pump 13a, hand change over valve 15, by pass valve 14a, hydraulic pressure lifting oil cylinder 18 and oil return fil, the fluid of its Hydraulic Pump 13a output is directly supplied with hand change over valve 15, and the oil return of hand change over valve 15 is returned to fuel tank by the oil return fil being connected on oil circuit.When promotion hand change over valve 15 makes loading space unloading, fluid enters the right chamber of the hydraulic actuating cylinder of tumbling through hand change over valve 15, on hydraulic pressure lifting oil cylinder 18 pistons, produce enough thrust and make loading space unloading, when promotion hand change over valve 15 makes loading space return, fluid enters fuel tank through hand change over valve 15, and hydraulic actuating cylinder is worked with security and stability, and by pass valve 14a guarantees system pressure, when pressure surpasses system pressure, fluid returns to fuel tank through by pass valve 14a.

Steering hydraulic system is comprised of Hydraulic Pump 13a, all-hydraulic steering gear 16, bidirectional buffering Fill valve and hydraulic steering cylinder 17, the fluid of Hydraulic Pump 13a output is directly supplied with all-hydraulic steering gear 16, the oil return fil of the oil return of all-hydraulic steering gear 16 through being connected on oil circuit returns to fuel tank, when rotating all-hydraulic steering gear 16, fluid enters hydraulic steering cylinder 17 through deflector 16, produces enough pressure and make dumping truck left and right turn on hydraulic actuating cylinder 17 pistons.In deflector 16, have by pass valve to guarantee system pressure, when pressure surpasses system pressure, fluid is through the direct oil sump tank of by pass valve.In deflector, also have cushion valve to make to turn to steadily.

Driving, emergency brake system are comprised of Hydraulic Pump 13b, prefill valve 19, energy storage 20, foot brake valves 23, running brake 24, braking valve for vehicle and the hydraulic pressure wet type Parking Brake 22 that declutches, the oil of Hydraulic Pump 13b output is directly supplied with prefill valve 19, and the oil return of prefill valve 19 is returned to fuel tank by the oil return fil being directly connected on oil circuit.The pressure oil of prefill valve 19 arrives front-rear axle through energy storage 20, braking valve for vehicle and foot brake valves 23.While stepping on foot brake valves 23, fluid enters running brake 24 and forms braking.Unclamp foot brake valves 23 fluid and get back to mailbox under pull back spring effect.During braking valve for vehicle braking, pressure oil returns mailbox, and Parking Brake 22 is locked under action of the spring.

Explosion protection, comprises left plate 111, right panel 112 and side plate 113, in the cavity that described left plate 111, right panel 112 and side plate 113 threes surround, is provided with spaced multi-disc fence 114, and described fence 114 two ends are fixed on left plate 111 and right panel 112.Between described adjacent fence 114, be provided with pad, described pad is enclosed within outside bolt 115.

Spacing d between described adjacent fence 114 is 1~3mm.Because the gap between fence 114 is less, even if the flame in driving engine returns string, cannot enter into the external world through the gap of 114, fence, just can stop naked light airborne still gas is lighted or ignited.As examples of implementation, the spacing d between described adjacent fence 114 is 2mm.In actual use, effect comparative superiority.Described side plate 113 is provided with convex handle.More convenient in the time of Assembly &Disassembly.The outer cylindrical protective cover that is provided with up/down perforation of waste gas treatment tank water level detector 85, protective cover outside face is provided with waterproof layer, and protective cover wall thickness is 2-5mm.At waste gas treatment tank, protective cover is set outward, main purpose is to avoid current and gas in waste gas treatment tank to impact, and causes waste gas treatment tank water level detector 85 to damage, and has installed protective cover additional, has extended service life.

Explosion protection is arranged on the inlet end of air system and the outlet side of exhaust system of diesel motor, and object is to prevent that the flame that may return in anti-explosion diesel engine cylinder or the flame of discharge from directly leading to atmosphere, ignites or ignite hazardous gas.There is now the utility model, even if there is flame from driving engine out, after explosion protection, fray-out of flame, unlikely causing burnt or blast.Energy actv. is stopped all may cause the imflammable gas burning in external environment or the behavior of exploding because of driving engine.The utility model is simple in structure, and low cost of manufacture is easy to utilize.

In addition, as further improvement, car load is also equipped with Portable Methane Detection Alarm, can carry out effective monitoring and warning to gas density under mine.

Claims (9)

1. a mine anti-explosion diesel engine railless free-wheeled vehicle, it comprises installation anti-explosion diesel engine, driving system, explosion protection system, hydraulic efficiency pressure system, the forebay of pneumatic and electric system and for the afer bay of carriage is installed, forebay is connected with afer bay, forebay and afer bay are provided with the rubber tire for driving, anti-explosion diesel engine is equipped with water cooling ripple to connect freeing pipe, wet waste gas treatment box with automatic water supply tank, it is characterized in that: described forebay and afer bay are connected by middle rotary oscillation mechanism: anti-explosion diesel engine air system is provided with explosion protection.
2. mine anti-explosion diesel engine railless free-wheeled vehicle according to claim 1, is characterized in that anti-explosion diesel engine is mainly comprised of flame-proof power box of flame-proof diesel engine, mining explosion-proof type driving machine shockproof lamp, flame-proof mine signal lamp, anti-explosion diesel engine automatic protection device, explosion separation starter for mine and explosion-proof power generator.
3. mine anti-explosion diesel engine railless free-wheeled vehicle according to claim 2, is characterized in that anti-explosion diesel engine automatic protection device comprises diesel engine surface temperature, diesel engine cooling water temperature sensor, Diesel Engine's Exhaust Temperature Sensor, diesel engine oil compresses switch and waste gas treatment tank water level detector.
4. mine anti-explosion diesel engine railless free-wheeled vehicle according to claim 1, is characterized in that in driving system, forward and backward drive axle adopts the improved type drive axle that wheel limit planetary reducer is housed, and axle housing is steel casting.
5. mine anti-explosion diesel engine railless free-wheeled vehicle according to claim 1, is characterized in that hydraulic system of working is mainly comprised of Hydraulic Pump, hand change over valve, by pass valve, hydraulic pressure lifting oil cylinder and oil return fil.
6. mine anti-explosion diesel engine railless free-wheeled vehicle according to claim 1, is characterized in that steering hydraulic system is comprised of Hydraulic Pump, all-hydraulic steering gear, bidirectional buffering Fill valve and hydraulic steering cylinder.
7. mine anti-explosion diesel engine railless free-wheeled vehicle according to claim 1, is characterized in that driving, emergency brake system are comprised of Hydraulic Pump, prefill valve, energy storage, foot brake valves, running brake, braking valve for vehicle and the hydraulic pressure wet type Parking Brake that declutches.
8. mine anti-explosion diesel engine railless free-wheeled vehicle according to claim 1, it is characterized in that: described explosion protection comprises left plate, right panel and side plate, described left plate, right panel and side plate three surround cavity in be provided with spaced multi-disc fence, described fence two ends are fixed on left plate and right panel; Spacing between adjacent fence is 1-3mm.
9. mine anti-explosion diesel engine railless free-wheeled vehicle according to claim 3, is characterized in that: described water level detector is provided with the cylindrical protective cover of up/down perforation outward, and protective cover outside face is provided with membrane waterproofing, and protective cover wall thickness is 2-5mm.
CN201320432095.5U 2013-07-11 2013-07-11 Mining explosion-proof diesel engine trackless rubber-tyred vehicle CN203427928U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320432095.5U CN203427928U (en) 2013-07-11 2013-07-11 Mining explosion-proof diesel engine trackless rubber-tyred vehicle

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Application Number Priority Date Filing Date Title
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103982230A (en) * 2014-05-14 2014-08-13 山西东华机械有限公司 Wheel type middle trough handling device
CN103982229A (en) * 2014-05-14 2014-08-13 山西东华机械有限公司 Crawler-type middle trough carrying device with anterior cleaning capability
CN103982228A (en) * 2014-05-14 2014-08-13 山西东华机械有限公司 Wheel type middle trough multi-azimuth mounting handling machine
CN103982231A (en) * 2014-05-14 2014-08-13 山西东华机械有限公司 Crawler-type middle trough handling device
CN103982232A (en) * 2014-05-14 2014-08-13 山西东华机械有限公司 Front cleaning wheel type multidirectional transporter for middle chute
CN103982226A (en) * 2014-05-14 2014-08-13 山西东华机械有限公司 Wheel type middle groove carrying device with front clearing function

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103982230A (en) * 2014-05-14 2014-08-13 山西东华机械有限公司 Wheel type middle trough handling device
CN103982229A (en) * 2014-05-14 2014-08-13 山西东华机械有限公司 Crawler-type middle trough carrying device with anterior cleaning capability
CN103982228A (en) * 2014-05-14 2014-08-13 山西东华机械有限公司 Wheel type middle trough multi-azimuth mounting handling machine
CN103982231A (en) * 2014-05-14 2014-08-13 山西东华机械有限公司 Crawler-type middle trough handling device
CN103982232A (en) * 2014-05-14 2014-08-13 山西东华机械有限公司 Front cleaning wheel type multidirectional transporter for middle chute
CN103982226A (en) * 2014-05-14 2014-08-13 山西东华机械有限公司 Wheel type middle groove carrying device with front clearing function

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Effective date of registration: 20151030

Granted publication date: 20140212

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Date of cancellation: 20160430

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140212

Termination date: 20160711