CN101758770B - Small pneumatic vehicle used in fire scene - Google Patents
Small pneumatic vehicle used in fire scene Download PDFInfo
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- CN101758770B CN101758770B CN2010101083535A CN201010108353A CN101758770B CN 101758770 B CN101758770 B CN 101758770B CN 2010101083535 A CN2010101083535 A CN 2010101083535A CN 201010108353 A CN201010108353 A CN 201010108353A CN 101758770 B CN101758770 B CN 101758770B
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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
The transhipment of the goods and materials of scene of fire, equipment at present leans on fire fighter's manpower to realize more, so the fire fighter must the frequent turnover scene of a fire.Its mode major defect is: one, increased fire fighter's labour intensity, be prone to make 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, is prone to cause 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 inappropriate 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 realizing above-mentioned purpose; The technical scheme that the present invention adopts 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 through high-pressure air pipe, and the exit end of energy storage is connected with the valve port P of electromagnetic valve valve piece through high-pressure air pipe; The valve port B of electromagnetic valve valve piece is connected with two pores of air motor through high-pressure air pipe respectively with valve port C; The valve port A of electromagnetic valve valve piece is connected with power-transfer clutch through high-pressure air pipe; The valve port L of electromagnetic valve valve piece is connected with left brake cylinder through high-pressure air pipe; Valve port R is connected with right brake cylinder through 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 through wireless mode and control module is connected, and signal receives and control module is connected with electromagnetic valve valve piece through cable.
Described left side axle drive shaft and right side axle drive shaft are installed on the lower plane of tail of body through 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; Use air motor power to be provided as 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 get into 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 with the entrance point of energy storage 19 through high-pressure air pipe, and the exit end of energy storage 19 is connected with the valve port P of electromagnetic valve valve piece 14 through high-pressure air pipe; The valve port B of electromagnetic valve valve piece 14 is connected with two pores of air motor 12 through 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 through high-pressure air pipe; The valve port L of electromagnetic valve valve piece 14 connects left brake cylinder 11 through high-pressure air pipe, and valve port R connects right brake cylinder 20 through 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 is installed on the lower plane of vehicle body 23 afterbodys with right side axle drive shaft 1 through 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 leaves the gap with right friction lining 21 and cooresponding left brake wheel 7 with 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 through 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 through 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 through high-pressure air pipe; Valve port A through control electromagnetic valve valve piece 14; Power-transfer clutch 6 is combined, and 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 through power-transfer clutch 6, retarder 5 and diff 3, and left side axle drive shaft 8 makes left side drive wheel 9 and 22 rotations of right side drive wheel respectively with right side axle drive shaft 1; Left side drive wheel 9 meshes with left track 13 and right side crawler belt 18 respectively with right side drive wheel 22, and dolly is advanced.
The valve port C of electromagnetic valve valve piece 14 connects air motor 12 through high-pressure air pipe, high pressure gas is delivered to air motor 12 produces contrarotation power; Valve port A connects power-transfer clutch 6 through high-pressure air pipe; Valve port A through control electromagnetic valve valve piece 14; Power-transfer clutch 6 is combined, and the contrarotation power that air motor 12 produces is delivered to left side axle drive shaft 8 and right side axle drive shaft 1 through power-transfer clutch 6, retarder 5 and diff 3, and left side axle drive shaft 8 makes left side drive wheel 9 and 22 rotations of right side drive wheel respectively with right side axle drive shaft 1; Left side drive wheel 9 meshes with left track 13 and right side crawler belt 18 respectively with right side drive wheel 22, and dolly is retreated.
The valve port L of electromagnetic valve valve piece 14 connects left brake cylinder 11 through high-pressure air pipe, through control electromagnetic valve valve piece 14 valve port L is opened, then left brake cylinder 11 work, the braking of dolly left side; Through 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 cooperations, the dolly left-handed turning to.
The valve port R of electromagnetic valve valve piece 14 connects right brake cylinder 20 through high-pressure air pipe, through control electromagnetic valve valve piece 14 valve port R is opened, then right brake cylinder 20 work, the braking of dolly right side; Through 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 cooperations, the dolly right-hand turning to.
Through 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 left brake cylinder 11 and right brake cylinder 20 work are braked axle drive shaft simultaneously, make the dolly stop motion.
In addition; Can valve port T be opened through 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 the completion 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; Use air motor power to be provided as 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 get into 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 with the entrance point of energy storage [19] through high-pressure air pipe, and the exit end of energy storage [19] is connected with the valve port P of electromagnetic valve valve piece [14] through high-pressure air pipe; The valve port B of electromagnetic valve valve piece [14] is connected with two pores of air motor [12] through 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] through high-pressure air pipe; The valve port L of electromagnetic valve valve piece [14] connects left brake cylinder [11] through high-pressure air pipe; Valve port R connects right brake cylinder [20] through 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 through wireless mode and control module [16] is connected, and signal receives and control module [16] is connected with electromagnetic valve valve piece [14] through cable [15];
The method of operating of said small pneumatic vehicle used in fire scene is: handle the different buttons of remote control equipment (RCE) [17], each valve port of control electromagnetic valve valve piece [14] opens and closes;
The valve port B of control electromagnetic valve valve piece [14] connects air motor [12], and the valve port A of control electromagnetic valve valve piece [14] combines power-transfer clutch [6]; 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] through 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 right side drive wheel [22] rotation 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 pneumatic dolly advances;
The valve port C of control electromagnetic valve valve piece [14] connects air motor [12], and the valve port A of control electromagnetic valve valve piece [14] combines power-transfer clutch [6]; The contrarotation power that air motor [12] produces is delivered to left side axle drive shaft [8] and right side axle drive shaft [1] through 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 right side drive wheel [22] rotation 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 pneumatic dolly is retreated;
The valve port L of control electromagnetic valve valve piece [14] connects left brake cylinder [11], and the valve port L of control electromagnetic valve valve piece [14] opens, left brake cylinder [11] work, the braking of dolly left side; The valve port A of control electromagnetic valve valve piece [14] and valve port B open, and valve port R and valve port C close, and the dolly right side drives normally, the dolly left-handed turning to;
The valve port R of control electromagnetic valve valve piece [14] connects right brake cylinder [20], and the valve port R of control electromagnetic valve valve piece [14] opens, right brake cylinder [20] work, the braking of dolly right side; The valve port A of control electromagnetic valve valve piece [14] and valve port B open, and valve port L and valve port C close, and the dolly left side drives normally, pneumatic dolly right-hand turning to;
Control electromagnetic valve valve piece [14] is opened valve port R and valve port L, and valve port A, valve port B and valve port C close, and power-transfer clutch [6] separates, left brake cylinder [11] and right brake cylinder [20] work, pneumatic dolly stop motion.
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 through 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 CN101758770A (en) | 2010-06-30 |
| CN101758770B true 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) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102872562B (en) * | 2012-10-25 | 2015-06-17 | 北京化工大学 | Indoor intelligent fire-fighting robot |
| CN103184882B (en) * | 2013-03-22 | 2015-01-14 | 张子明 | Mineral fireless locomotive |
| CN107185140B (en) * | 2017-07-21 | 2022-10-28 | 中国科学技术大学 | Pneumatic fire-fighting robot |
Citations (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
Patent Citations (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 |
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| Publication number | Publication date |
|---|---|
| CN101758770A (en) | 2010-06-30 |
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Granted publication date: 20121128 Termination date: 20140128 |