CN201685714U - Explosion proof fork truck - Google Patents
Explosion proof fork truck Download PDFInfo
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- CN201685714U CN201685714U CN2010201544132U CN201020154413U CN201685714U CN 201685714 U CN201685714 U CN 201685714U CN 2010201544132 U CN2010201544132 U CN 2010201544132U CN 201020154413 U CN201020154413 U CN 201020154413U CN 201685714 U CN201685714 U CN 201685714U
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- explosion
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Abstract
The utility model discloses an explosion proof fork truck, including a hydraulically driven fork truck chassis (23); the fork truck chassis (23) is also provided with an explosion proof diesel engine (21) with modified air inlet system and air outlet system, a wet-type brake (22) mounted between an axle and a hub and sealed by liquids and an automatic protection system correspondingly equipped with an explosion proof electric system and the explosion proof diesel engine (21), wherein the explosion proof electric system includes a frame proof generator (404), a frame proof power box (406) and a frame proof starter (405) which are connected in order; and the frame proof starter is further connected on the explosion proof diesel engine (21). The explosion proof fork truck has advantages of reasonable structure, convenient operation, explosion proof performance, easy maintenance and low production cost.
Description
Technical field
The utility model relates to a kind of fork truck, relates in particular to a kind of explosion proof forklift that can reach trouble free service under other flammable explosive gas environment under coal mine.
Background technology
At present, fork truck is mainly used in ground loading and unloading operation, is not suitable for the down-hole of containing gas, coal dust.
Existing common engineering generally adopts fluid power to drive with the fork truck chassis, and concrete driver train is seen Fig. 1.This fluid power driver train mainly comprises diesel engine 11, turbine transformer gear box oil pump 12, turbine transformer 13, hydraulic transmission box 14, driving-shaft assembly 15, hand brake 16 and drive axle 17.
Summary of the invention
The technical problems to be solved in the utility model provides a kind of explosion proof forklift that reaches handling labor under other flammable explosive gas environment under the coal mine that adapts to.
For solving the problems of the technologies described above, a kind of explosion proof forklift is proposed.This explosion proof forklift comprises the fork truck chassis that fluid power drives, and also comprises on described fork truck chassis:
The explosion-proof electrification system of the anti-explosion diesel engine of air system and exhaust system, the oil-immersed multi-disk brake that is installed in the hydraulic seal between vehicle bridge and the wheel hub and corresponding outfit and the automatic protective system of described anti-explosion diesel engine have been transformed; wherein; described explosion-proof electrification system comprises flame-proof type electrical generator, flame-proof type power supply box and the flame-proof type starter that links to each other successively, described flame-proof type starter and then be connected on the described anti-explosion diesel engine.
According to above-mentioned explosion proof forklift, the direction that described air system advances in air inlet pipe along gas comprises airfilter, air shut off valve and air inlet flame trap successively.
According to above-mentioned explosion proof forklift, described air shut off valve turn-offs when the need sudden stop described anti-explosion diesel engine is shut down.
According to above-mentioned explosion proof forklift, the direction that described exhaust system is advanced in freeing pipe along gas comprises exhaust manifold, cooling and purifying water tank and exhaust flame trap successively.
According to above-mentioned explosion proof forklift, described exhaust manifold comprises the recirculated water cooling in the middle of the interlayer.
According to above-mentioned explosion proof forklift, described automatic protective system comprises automatic protection control center, be connected at least one inductor on the input end of described automatic protection control center and be connected to explosion-proof solenoid valve on the mouth of described automatic protection control center.
According to above-mentioned explosion proof forklift, described at least one inductor is arranged at least one position of described anti-explosion diesel engine.
According to above-mentioned explosion proof forklift, described explosion-proof solenoid valve is connected between described flame-proof type power supply box and the described flame-proof type starter.
According to above-mentioned explosion proof forklift, described oil-immersed multi-disk brake comprise with the quiet dish of vehicle bridge bonded assembly, with wheel hub bonded assembly Moving plate, be placed on described quiet dish inner chamber brake plate, be contained in floating sealing ring between described quiet dish and the Moving plate, be positioned at the piston of described quiet dish accent, the return elastic component that links to each other with described piston.
According to above-mentioned explosion proof forklift, described brake plate comprises by external toothing and described quiet dish bonded assembly brake stator sheet with by internally toothed annulus and the moving brake plate of described Moving plate bonded assembly.
Advantage and characteristics that the technical solution of the utility model is main are:
1, explosion proof forklift of the present utility model forms owing to transforming on existing fork truck basis, so manufacturing cost is lower.
2, explosion proof forklift of the present utility model rational in infrastructure, easy to operate, have an explosion-proof performance, easy to maintenance.
Description of drawings
Fig. 1 illustrates the fluid power driver train of existing common engineering with the fork truck chassis;
Fig. 2 is the integral structure scheme drawing of explosion proof forklift of the present utility model;
The concrete structure of the embodiment of explosion-proof electrification system that Fig. 3 and Fig. 4 are equipped with at the utility model explosion proof forklift shown in front elevation and the birds-eye view respectively;
The concrete structure of the embodiment of automatic protective system that Fig. 5 the utility model explosion proof forklift is equipped with;
Fig. 6 and Fig. 7 respectively with section drawing and section-drawing illustrate anti-explosion diesel engine the composition structure and and peripheral corollary apparatus between relation;
Fig. 8 is the detailed icon to the air intake system structure of anti-explosion diesel engine among Fig. 6 and Fig. 7;
Fig. 9 is the detailed icon to the exhaust system structure of anti-explosion diesel engine among Fig. 6 and Fig. 7;
Figure 10 illustrates the concrete structure of an embodiment of oil-immersed multi-disk brake of the present utility model.
The specific embodiment
As shown in Figure 2; explosion proof forklift of the present utility model is on the basis of existing common engineering with fork truck chassis 23; adopt anti-explosion diesel engine 21 to replace existing diesel engine as propulsion source; be installed in oil-immersed multi-disk brake 22 between vehicle bridge and the wheel hub replace common drg to fork truck driving brake also corresponding explosion-proof electrification system and the automatic protective system of being equipped with.
The concrete structure of the embodiment of explosion-proof electrification system that the utility model explosion proof forklift is equipped with is shown in Fig. 3 and 4.This explosion-proof electrification system mainly comprises following all kinds of explosion-proof electric apparatus: flame-proof type illuminating lamp (headlight) 401, flame-proof type cab signal lamp 402, flame-proof type illuminating lamp (back light) 403, flame-proof type electrical generator 404, flame-proof type starter 405 and flame-proof type power supply box 406.Their rigging positions on the explosion proof forklift of this embodiment are shown in Fig. 3 and 4.Wherein, flame-proof type electrical generator 404 and flame-proof type power supply box 406 use for anti-explosion diesel engine 21 startings.
The concrete structure of the embodiment of automatic protective system that the utility model explosion proof forklift is equipped with as shown in Figure 5.This automatic protective system comprises: protect control center 501 automatically; Be connected to oil pressure sensor 502, machine table temperature sensor 503, CTS Coolant Temperature Sensor 504, exhaust gas temperature sensor 505 and water level detector 506 on the input end of automatic protection control center 501; And be connected explosion-proof solenoid valve 507 on automatic protection control center 501 mouths.In addition, this protects the power access end of control center 501 to be connected on the flame-proof type power supply box 406 automatically.
Wherein, oil pressure sensor 502 is arranged on the fuel tank place of anti-explosion diesel engine 21, machine table temperature sensor 503 is arranged on anti-explosion diesel engine 21 cylinder cap places, CTS Coolant Temperature Sensor 504 is arranged near the coolerstat of anti-explosion diesel engine 21, exhaust gas temperature sensor 505 is arranged on the exhaust cap 2124 at cooling and purifying water tank 2122 tops, and water level detector 506 is provided with near cooling and purifying water tank 2122 bottoms.
As shown in Figure 5, flame-proof type electrical generator 404, flame-proof type power supply box 406 and flame-proof type starter 405 link to each other successively, and flame-proof type starter 405 and then be connected on the anti-explosion diesel engine 21.Explosion-proof solenoid valve 507 is connected between flame-proof type power supply box 406 and the flame-proof type starter 405, because flame-proof type electrical generator 404, flame-proof type power supply box 406 employed for 21 of anti-explosion diesel engines, so be connected the switch that explosion-proof solenoid valve 507 between flame-proof type power supply box 406 and the flame-proof type starter 405 can be controlled anti-explosion diesel engine 21.
Therefore, when following situation occurring, automatic protective system can report to the police also/or action so that anti-explosion diesel engine 21 quit work:
Fork truck complete machine organism temperature is up to 150 ℃;
Exhaust temperature is up to 70 ℃;
The diesel motor engine oil pressure is low to moderate 0.29Mpa;
The water level of explosion-proof power cooling and purifying water tank is lower than setting value;
The diesel motor coolant water temperature is higher than 95 ± 2 ℃.
The setting of sensor is not limited to aforesaid way in the automatic protective system of the present utility model, can be that all the sensors also can be the sensors that is selected from any amount wherein, can also be the sensor of other types, or their combination in any.Above-mentioned warning can be adopted sound and/or light annunciator.As seen, automatic protective system can stipulate under the situation of every index exceeding standard that auto shut down is shut down at anti-explosion diesel engine, realizes anti-explosion diesel engine and supporting locomotive safety running.
The various explosion-proof electric apparatuses that the utility model is selected for use, power part all belong to national safe coal sign certification body's stand the test and have issued coal peace card and explosion-proof test certification of fitness, requirement under the product adaptation coal mine.
Utilize the explosion-proof electrification system of the present utility model and automatic protective system that existing various explosion-proof electric apparatus, power part assemble except above-mentioned, the utility model has also carried out transforming to form anti-explosion diesel engine 21 and oil-immersed multi-disk brake 22 to existing diesel engine and drg respectively.
(1) structure of anti-explosion diesel engine:
Fig. 6 and Fig. 7 respectively with section drawing and section-drawing illustrate anti-explosion diesel engine the composition structure and and peripheral corollary apparatus between relation.In order to make existing diesel engine 20 have explosion-proof ability, mainly on air system that has oil production machine 20 now and exhaust system, improve.
As shown in Figure 8, the air system 211 of anti-explosion diesel engine 21 comprises the bubble-tight member of airfilter 2111, air shut off valve 2112, air inlet flame trap 2113, inlet manifold 2114 and this air system 211 of some other assurance.Wherein, to guarantee to enter the air of anti-explosion diesel engine 21 fresh for airfilter 2111; Air shut off valve 2112 turn-offs when the need sudden stop can realize that anti-explosion diesel engine 21 shuts down; Air inlet flame trap 2113 prevented anti-explosion diesel engine 21 counter-rotatings with spark enter in the air.
As shown in Figure 9, the exhaust system 212 of anti-explosion diesel engine 21 comprises the bubble-tight member of exhaust manifold 2121, cooling and purifying water tank 2122, exhaust flame trap 2123, exhaust cap 2124 and some other this air system of assurance.Thereby exhaust manifold 2121 guarantees that for circulating water cooling in the middle of the interlayer surface temperature is no more than 150 ℃; The 2122 main effects of cooling and purifying water tank are once more coolant exhaust temperature, and cleaning of off-gas, the spark of eliminating in the tail gas are propagated; Exhaust flame trap 2123 is that the spark of eliminating once more in the tail gas propagates in the atmosphere.
Anti-explosion diesel engine mainly is that the ordinary diesel oil machine is realized the flame proof processing such as the position that 6108 diesel engines can produce spark.The auxiliary equipment that is adopted is explosion-proof parts, comprises that connection also meets requirement of explosion proof.Above-mentioned structure makes the import/exhaust system can eliminate the spark that import/exhaust produces, and finally reaches and can use in qualified inflammable and explosive environment.
(2) structure of oil-immersed multi-disk brake and principle of work
Figure 10 illustrates the concrete structure of an embodiment of oil-immersed multi-disk brake of the present utility model.The quiet dish 221 of drg is connected with vehicle bridge by bolt, drg Moving plate 226 is connected with wheel hub by terminal pad 227, brake plate 224 is divided into brake stator sheet and moving brake plate, brake stator sheet and moving brake plate alternately are placed on quiet dish 221 inner chambers of drg at interval, brake stator sheet pattern is an external toothing, be connected by the quiet dish 221 of gear ring and drg, moving brake plate pattern is an internally toothed annulus, is connected with drg Moving plate 226 by gear ring.Floating sealing ring 225 is contained between Moving plate 226 and the quiet dish 221, seals the fluid in the oil-immersed multi-disk brake 22, guarantees that brake plate is in 224 liquid environments.
When this oil-immersed multi-disk brake 22 is worked, slam brake pedal, high hydraulic brake fluid enters piston 222 inner chambers, promote piston 222 and compress quiet, moving brake plate, make progressively to compress to reach between brake stator sheet and the moving brake plate and stop the rotation, thereby make 226 stop motions of drg Moving plate by moving brake plate internally toothed annulus again, realize the car load braking; Loosen the brake, piston 222 return elastic component 223 such as the effect of spring under return, make between the dynamic and static brake plate and unclamp, realize rotating freely, also removed simultaneously braking to drg Moving plate 226, make the car load brake off.
Claims (10)
1. an explosion proof forklift comprises the fork truck chassis that fluid power drives, and it is characterized in that also comprising on described fork truck chassis:
The explosion-proof electrification system of the anti-explosion diesel engine of air system and exhaust system, the oil-immersed multi-disk brake that is installed in the hydraulic seal between vehicle bridge and the wheel hub and corresponding outfit and the automatic protective system of described anti-explosion diesel engine have been transformed; wherein; described explosion-proof electrification system comprises flame-proof type electrical generator, flame-proof type power supply box and the flame-proof type starter that links to each other successively, described flame-proof type starter and then be connected on the described anti-explosion diesel engine.
2. explosion proof forklift as claimed in claim 1 is characterized in that the direction that described air system advances in air inlet pipe along gas comprises airfilter, air shut off valve and air inlet flame trap successively.
3. explosion proof forklift as claimed in claim 2 is characterized in that described air shut off valve turn-offs described anti-explosion diesel engine is shut down when the need sudden stop.
4. explosion proof forklift as claimed in claim 1 is characterized in that the direction that described exhaust system is advanced in freeing pipe along gas comprises exhaust manifold, cooling and purifying water tank and exhaust flame trap successively.
5. explosion proof forklift as claimed in claim 4 is characterized in that described exhaust manifold comprises the recirculated water cooling that interlayer is middle.
6. explosion proof forklift as claimed in claim 1 is characterized in that described automatic protective system comprises automatic protection control center, is connected at least one inductor on the input end of described automatic protection control center and is connected to explosion-proof solenoid valve on the mouth of described automatic protection control center.
7. explosion proof forklift as claimed in claim 6 is characterized in that described at least one inductor is arranged at least one position of described anti-explosion diesel engine.
8. explosion proof forklift as claimed in claim 6 is characterized in that described explosion-proof solenoid valve is connected between described flame-proof type power supply box and the described flame-proof type starter.
9. explosion proof forklift as claimed in claim 1, it is characterized in that described oil-immersed multi-disk brake comprise with the quiet dish of vehicle bridge bonded assembly, with wheel hub bonded assembly Moving plate, be placed on described quiet dish inner chamber brake plate, be contained in floating sealing ring between described quiet dish and the Moving plate, be positioned at the piston of described quiet dish accent, the return elastic component that links to each other with described piston.
10. explosion proof forklift as claimed in claim 9 is characterized in that described brake plate comprises by external toothing and described quiet dish bonded assembly brake stator sheet with by internally toothed annulus and the moving brake plate of described Moving plate bonded assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201544132U CN201685714U (en) | 2010-04-07 | 2010-04-07 | Explosion proof fork truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201544132U CN201685714U (en) | 2010-04-07 | 2010-04-07 | Explosion proof fork truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201685714U true CN201685714U (en) | 2010-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201544132U Expired - Fee Related CN201685714U (en) | 2010-04-07 | 2010-04-07 | Explosion proof fork truck |
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| CN (1) | CN201685714U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102961838A (en) * | 2012-11-21 | 2013-03-13 | 南阳二机防爆消防装备有限公司 | Anti-explosion fire truck |
| CN103482533A (en) * | 2013-07-17 | 2014-01-01 | 京山县杰美实业有限责任公司 | Electric hydraulic lifting car with automatic control system |
| CN104018919A (en) * | 2013-10-31 | 2014-09-03 | 昆山御广峰机械有限公司 | Forklift with tail gas purifying function |
| CN104554491A (en) * | 2013-10-12 | 2015-04-29 | 宁波如意股份有限公司 | Four-direction driving forklift cab |
| CN105253820A (en) * | 2015-11-27 | 2016-01-20 | 衡阳合力工业车辆有限公司 | Explosionproof internal-combustion forklift truck |
| CN105347257A (en) * | 2015-11-27 | 2016-02-24 | 衡阳合力工业车辆有限公司 | Explosion-proof diesel fork lift truck |
| CN105863811A (en) * | 2016-04-21 | 2016-08-17 | 方耀 | Temperature adjustment method for mine car engine |
| CN111016854A (en) * | 2019-10-25 | 2020-04-17 | 中国煤炭科工集团太原研究院有限公司 | Hydraulic-mechanical combined braking system for integral explosion-proof vehicle in coal mine |
-
2010
- 2010-04-07 CN CN2010201544132U patent/CN201685714U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102961838A (en) * | 2012-11-21 | 2013-03-13 | 南阳二机防爆消防装备有限公司 | Anti-explosion fire truck |
| CN103482533A (en) * | 2013-07-17 | 2014-01-01 | 京山县杰美实业有限责任公司 | Electric hydraulic lifting car with automatic control system |
| CN104554491A (en) * | 2013-10-12 | 2015-04-29 | 宁波如意股份有限公司 | Four-direction driving forklift cab |
| CN104018919A (en) * | 2013-10-31 | 2014-09-03 | 昆山御广峰机械有限公司 | Forklift with tail gas purifying function |
| CN105253820A (en) * | 2015-11-27 | 2016-01-20 | 衡阳合力工业车辆有限公司 | Explosionproof internal-combustion forklift truck |
| CN105347257A (en) * | 2015-11-27 | 2016-02-24 | 衡阳合力工业车辆有限公司 | Explosion-proof diesel fork lift truck |
| CN105863811A (en) * | 2016-04-21 | 2016-08-17 | 方耀 | Temperature adjustment method for mine car engine |
| CN111016854A (en) * | 2019-10-25 | 2020-04-17 | 中国煤炭科工集团太原研究院有限公司 | Hydraulic-mechanical combined braking system for integral explosion-proof vehicle in coal mine |
| CN111016854B (en) * | 2019-10-25 | 2021-07-06 | 中国煤炭科工集团太原研究院有限公司 | Hydraulic-mechanical combined braking system for integral explosion-proof vehicle in coal mine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20170407 |
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| CF01 | Termination of patent right due to non-payment of annual fee |