CN101758770A - Small pneumatic vehicle used in fire scene - Google Patents
Small pneumatic vehicle used in fire scene Download PDFInfo
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- CN101758770A CN101758770A CN201010108353A CN201010108353A CN101758770A CN 101758770 A CN101758770 A CN 101758770A CN 201010108353 A CN201010108353 A CN 201010108353A CN 201010108353 A CN201010108353 A CN 201010108353A CN 101758770 A CN101758770 A CN 101758770A
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- electromagnetic valve
- pressure air
- drive shaft
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- axle drive
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Abstract
The invention relates to a small pneumatic vehicle used in a fire scene, which has the technical scheme that an air source joint [4] arranged at the tail part of a vehicle body [23] is connected with a valve opening P of an electromagnetic valve block [14] through a high-pressure air pipe via an energy accumulator [19], a valve opening B and a valve opening C of the electromagnetic valve block [14] are respectively connected with two air holes of a pneumatic motor [12] through high-pressure air pipes, the valve opening A of the electromagnetic valve block [14] is connected with a clutch [6] through a high-pressure air pipe, a valve opening L and a valve opening R of the electromagnetic valve block [14] are respectively connected with a left braking air cylinder [11] and a right braking air cylinder [20] through high-pressure gas pipes, the pneumatic motor [12] respectively drives a left side driving shaft [8] and a right side driving shaft [1] of the small vehicle through the clutch [6], a speed reducer [5] and a differential mechanism [3], a remote controller [17] is in wireless connection with a signal receiving and control module [16], and the signal receiving and control module [16] is connected with the electromagnetic valve block [14] through a cable [15]. The invention has the characteristics that the small pneumatic vehicle is applicable to the dangerous environment such as high-temperature environment, the explosive environment and the like, and the safety of firefighters can be ensured.
Description
Technical field
The invention belongs to pneumatic dolly technical field.Be specifically related to a kind of small pneumatic vehicle used in fire scene.
Background technology
How the transhipment of the goods and materials of scene of fire, equipment at present realizes by fire fighter's manpower, so the fire fighter must the frequent turnover scene of a fire.Its mode major defect is: one, increased fire fighter's labour intensity, easily made it tired out, reduced disaster relief efficient and quality; Two, there are danger such as high temperature, poisonous, explosive, high radiation in disaster relief scene, easily causes fire fighter's injures and deaths.
Though existing ripe fire-fighting robot high integrated, high intelligence occurs, but from present condition of service, also have some shortcomings: one, be motor-driven, the big and electrical control equipment of vehicle power volume causes the deadweight increase more, is unsuitable for high temperature, disaster environment such as explosive; Two, cost an arm and a leg, complex structure, maintenance requires high, is unfavorable for applying.
Summary of the invention
The present invention is intended to overcome the prior art defective, and purpose provides and a kind ofly be applicable to high temperature, hazardous environment such as explosive, to ensure the small pneumatic vehicle used in fire scene of fire fighter's personal safety.
For achieving the above object, the technical solution used in the present invention is: the gas source connector of this dolly is installed in the afterbody of vehicle body, the external high-pressure air source of one end of gas source connector, the other end of gas source connector is connected with the entrance point of energy storage by high-pressure air pipe, and the exit end of energy storage is connected by the valve port P of high-pressure air pipe with electromagnetic valve valve piece; The valve port B of electromagnetic valve valve piece is connected with two pores of air motor by high-pressure air pipe respectively with valve port C, the valve port A of electromagnetic valve valve piece is connected with power-transfer clutch by high-pressure air pipe, the valve port L of electromagnetic valve valve piece is connected with left brake cylinder by high-pressure air pipe, valve port R is connected with right brake cylinder by high-pressure air pipe, and the valve port T of electromagnetic valve valve piece is communicated with atmosphere.
Air motor is through the left side axle drive shaft and the right side axle drive shaft of power-transfer clutch, retarder and diff difference driving trolley; The left side drive wheel is installed in the left end of left side axle drive shaft, left side drive wheel and left track engagement; The right side drive wheel is installed in the right-hand member of right side axle drive shaft, right side drive wheel and the engagement of right side crawler belt; Remote control equipment (RCE) receives with signal by wireless mode and control module is connected, and signal receives and control module is connected with electromagnetic valve valve piece by cable.
Described left side axle drive shaft and right side axle drive shaft are installed on the lower plane of tail of body by bearing and bearing seat.
The piston rod end of described left brake cylinder and right brake cylinder is respectively arranged with left friction lining and right friction lining, left side friction lining and right friction lining and cooresponding left brake wheel and right brake wheel leave the gap, left brake wheel and right brake wheel respectively with left side axle drive shaft and right side axle drive shaft key connecting.
The present invention compared with prior art has the following advantages:
1, the present invention makes full use of the standing high-pressure air source of fire extinguishing tanker, provide power with air motor for dolly, replacing battery and motor in the present product provides the mode of power, has reduced electronic product and own wt, is applicable to high temperature, hazardous environment such as poisonous, explosive.
2, the present invention adopts the remote wireless control mode, can replace the fire fighter to enter explosive, poisonous, hi-heat hazardous environments such as petrochemical complex, oil tank, nuclear fuel material and carry out the transhipment of fire-fighting goods and materials, can ensure fire fighter's personal safety.
3, structure of the present invention is simple relatively, and parts are few, maintenance for ease of maintenaince, and price is lower, is suitable for applying of fire-fighting domain.
Description of drawings
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is the driving system scheme drawing of Fig. 1.
The specific embodiment
Below in conjunction with the specific embodiment the present invention is further described: be not restriction its protection domain:
A kind of small pneumatic vehicle used in fire scene, its structural representation is as depicted in figs. 1 and 2: the gas source connector 4 of this dolly is installed in the afterbody of vehicle body 23, the external fire extinguishing tanker of one end of gas source connector 4 with car with high-pressure air source, the other end of gas source connector 4 is connected by the entrance point of high-pressure air pipe with energy storage 19, and the exit end of energy storage 19 is connected by the valve port P of high-pressure air pipe with electromagnetic valve valve piece 14; The valve port B of electromagnetic valve valve piece 14 is connected with two pores of air motor 12 by high-pressure air pipe respectively with valve port C, and the valve port A of electromagnetic valve valve piece 14 is connected with power-transfer clutch 6 by high-pressure air pipe; The valve port L of electromagnetic valve valve piece 14 connects left brake cylinder 11 by high-pressure air pipe, and valve port R connects right brake cylinder 20 by high-pressure air pipe; The valve port T of electromagnetic valve valve piece 14 is communicated with atmosphere.Wherein: electromagnetic valve valve piece 14 is formed in parallel by 13 position-5 way electromagnetic valve and 3 two-position four-way solenoid valves.
In the present embodiment: left side axle drive shaft 8 and right side axle drive shaft 1 are installed on the lower plane of vehicle body 23 afterbodys by bearing and bearing seat; The piston rod end of left side brake cylinder 11 and right brake cylinder 20 is respectively arranged with left friction lining 10 and right friction lining 21, left side friction lining 10 and right friction lining 21 leaves the gap with cooresponding left brake wheel 7 and right brake wheel 2, left brake wheel 7 and right brake wheel 2 respectively with left side axle drive shaft 8 and right side axle drive shaft 1 key connecting.
This specific embodiment is by handling the different buttons of remote control equipment (RCE) 17, through wireless mode signal being passed to signal receives and control module 16, signal receives and the different port of control module 16 passes through cable 15 delivered currents, and control electromagnetic valve valve piece 14 each valve port open and close.
The valve port B of electromagnetic valve valve piece 14 connects air motor 12 by high-pressure air pipe, high pressure gas is delivered to air motor 12 generations is rotated in the forward power; Valve port A connects power-transfer clutch 6 by high-pressure air pipe, valve port A by control electromagnetic valve valve piece 14, make power-transfer clutch 6 combinations, the power that is rotated in the forward that air motor 12 produces is delivered to left side axle drive shaft 8 and right side axle drive shaft 1 by power-transfer clutch 6, retarder 5 and diff 3, left side axle drive shaft 8 and right side axle drive shaft 1 make left side drive wheel 9 and 22 rotations of right side drive wheel respectively, left side drive wheel 9 and right side drive wheel 22 mesh with left track 13 and right side crawler belt 18 respectively, and dolly is advanced.
The valve port C of electromagnetic valve valve piece 14 connects air motor 12 by high-pressure air pipe, high pressure gas is delivered to air motor 12 produces contrarotation power; Valve port A connects power-transfer clutch 6 by high-pressure air pipe, valve port A by control electromagnetic valve valve piece 14, make power-transfer clutch 6 combinations, the contrarotation power that air motor 12 produces is delivered to left side axle drive shaft 8 and right side axle drive shaft 1 by power-transfer clutch 6, retarder 5 and diff 3, left side axle drive shaft 8 and right side axle drive shaft 1 make left side drive wheel 9 and 22 rotations of right side drive wheel respectively, left side drive wheel 9 and right side drive wheel 22 mesh with left track 13 and right side crawler belt 18 respectively, and dolly is retreated.
The valve port L of electromagnetic valve valve piece 14 connects left brake cylinder 11 by high-pressure air pipe, by control electromagnetic valve valve piece 14 valve port L is opened, then left brake cylinder 11 work, the braking of dolly left side; By control electromagnetic valve valve piece 14 valve port A and valve port B are opened, valve port R and valve port C close, and the dolly right side drives normal, under diff 4 cooperates, the dolly left-handed turning to.
The valve port R of electromagnetic valve valve piece 14 connects right brake cylinder 20 by high-pressure air pipe, by control electromagnetic valve valve piece 14 valve port R is opened, then right brake cylinder 20 work, the braking of dolly right side; By control electromagnetic valve valve piece 14 valve port A and valve port B are opened, valve port L and valve port C close, and the dolly left side drives normal, under diff 4 cooperates, the dolly right-hand turning to.
By control electromagnetic valve valve piece 14 valve port R, valve port L are opened, valve port A, valve port B and valve port C close, and power-transfer clutch 6 is separated, and axle drive shaft is braked in left brake cylinder 11 and 20 work of right brake cylinder simultaneously, makes the dolly stop motion.
In addition, can valve port T be opened by different control signal control electromagnetic valve valve pieces 14, make left brake cylinder 11, right brake cylinder 1, power-transfer clutch 6 off-loads respectively, realize separating of left brake cylinder 11 and left driving shaft 10, right brake cylinder 20 and right driving axle 3 and power-transfer clutch 6, to cooperate finishing of relevant action.
This specific embodiment compared with prior art has the following advantages:
1, this specific embodiment makes full use of the standing high-pressure air source of fire extinguishing tanker, provide power with air motor for dolly, replacing battery and motor in the present product provides the mode of power, has reduced electronic product and own wt, is applicable to high temperature, hazardous environment such as poisonous, explosive.
2, this specific embodiment adopts the remote wireless control mode, can replace the fire fighter to enter explosive, poisonous, hi-heat hazardous environments such as petrochemical complex, oil tank, nuclear fuel material and carry out the transhipment of fire-fighting goods and materials, can ensure fire fighter's personal safety.
3, this specific embodiment structure is simple relatively, and parts are few, maintenance for ease of maintenaince, and price is lower, is suitable for applying of fire-fighting domain.
Claims (3)
1. small pneumatic vehicle used in fire scene, it is characterized in that the gas source connector [4] of this dolly is installed in the afterbody of vehicle body [23], the external high-pressure air source of one end of gas source connector [4], the other end of gas source connector [4] is connected by the entrance point of high-pressure air pipe with energy storage [19], and the exit end of energy storage [19] is connected by the valve port P of high-pressure air pipe with electromagnetic valve valve piece [14]; The valve port B of electromagnetic valve valve piece [14] is connected with two pores of air motor [12] by high-pressure air pipe respectively with valve port C, the valve port A of electromagnetic valve valve piece [14] is connected with power-transfer clutch [6] by high-pressure air pipe, the valve port L of electromagnetic valve valve piece [14] connects left brake cylinder [11] by high-pressure air pipe, valve port R connects right brake cylinder [20] by high-pressure air pipe, and the valve port T of electromagnetic valve valve piece [14] is communicated with atmosphere;
Air motor [12] is through the left side axle drive shaft [8] and the right side axle drive shaft [1] of power-transfer clutch [6], retarder [5] and diff [3] difference driving trolley, left side drive wheel [9] is installed in the left end of left side axle drive shaft [8], left side drive wheel [9] and left track [13] engagement, right side drive wheel [22] is installed in the right-hand member of right side axle drive shaft [1], right side drive wheel [22] and right side crawler belt [18] engagement;
Remote control equipment (RCE) [17] receives with signal by wireless mode and control module [16] is connected, and signal receives and control module [16] is connected with electromagnetic valve valve piece [14] by cable [15].
2. small pneumatic vehicle used in fire scene according to claim 1 is characterized in that described left side axle drive shaft [8] and right side axle drive shaft [1] are installed on the lower plane of vehicle body [23] afterbody by bearing and bearing seat.
3. small pneumatic vehicle used in fire scene according to claim 1, the piston rod end that it is characterized in that described left brake cylinder [11] and right brake cylinder [20] is respectively arranged with left friction lining [10] and right friction lining [21], left side friction lining [10] and right friction lining [21] and cooresponding left brake wheel [7] and right brake wheel [2] leave the gap, left brake wheel [7] and right brake wheel [2] respectively with left side axle drive shaft [8] and right side axle drive shaft [1] key connecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101083535A CN101758770B (en) | 2010-01-28 | 2010-01-28 | Small pneumatic vehicle used in fire scene |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101083535A CN101758770B (en) | 2010-01-28 | 2010-01-28 | Small pneumatic vehicle used in fire scene |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101758770A true CN101758770A (en) | 2010-06-30 |
| CN101758770B CN101758770B (en) | 2012-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101083535A Expired - Fee Related CN101758770B (en) | 2010-01-28 | 2010-01-28 | Small pneumatic vehicle used in fire scene |
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| Country | Link |
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| CN (1) | CN101758770B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102872562A (en) * | 2012-10-25 | 2013-01-16 | 北京化工大学 | Indoor intelligent fire-fighting robot |
| CN103184882A (en) * | 2013-03-22 | 2013-07-03 | 张子明 | Mineral fireless locomotive |
| CN107185140A (en) * | 2017-07-21 | 2017-09-22 | 中国科学技术大学 | A kind of pneumatic fire-fighting robot |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1053906A (en) * | 1990-02-10 | 1991-08-21 | 于士真 | Locomotive and vehicle energy-accumulating power system |
| RU2009049C1 (en) * | 1990-10-01 | 1994-03-15 | Наби Магомедович Абачараев | Vehicle |
| CN2465974Y (en) * | 2001-02-27 | 2001-12-19 | 陈大民 | Sedan driven by compressed air |
| CN2592420Y (en) * | 2002-12-04 | 2003-12-17 | 陈建宗 | Motor vehicle tracted by aerodynamic |
| CN201665258U (en) * | 2010-01-28 | 2010-12-08 | 武汉科技大学 | Pneumatic trolley for hazardous environments |
-
2010
- 2010-01-28 CN CN2010101083535A patent/CN101758770B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102872562A (en) * | 2012-10-25 | 2013-01-16 | 北京化工大学 | Indoor intelligent fire-fighting robot |
| CN103184882A (en) * | 2013-03-22 | 2013-07-03 | 张子明 | Mineral fireless locomotive |
| CN107185140A (en) * | 2017-07-21 | 2017-09-22 | 中国科学技术大学 | A kind of pneumatic fire-fighting robot |
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| Publication number | Publication date |
|---|---|
| CN101758770B (en) | 2012-11-28 |
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Granted publication date: 20121128 Termination date: 20140128 |