CN201003151Y - Multiple-purpose vehicle for water spraying, fire-fighting and removing filth - Google Patents

Multiple-purpose vehicle for water spraying, fire-fighting and removing filth Download PDF

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Publication number
CN201003151Y
CN201003151Y CNU2006201573675U CN200620157367U CN201003151Y CN 201003151 Y CN201003151 Y CN 201003151Y CN U2006201573675 U CNU2006201573675 U CN U2006201573675U CN 200620157367 U CN200620157367 U CN 200620157367U CN 201003151 Y CN201003151 Y CN 201003151Y
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CN
China
Prior art keywords
water
flange
pipe
nozzle
water tank
Prior art date
Application number
CNU2006201573675U
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Chinese (zh)
Inventor
方先学
秦琪
Original Assignee
方先学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 方先学 filed Critical 方先学
Priority to CNU2006201573675U priority Critical patent/CN201003151Y/en
Application granted granted Critical
Publication of CN201003151Y publication Critical patent/CN201003151Y/en

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Abstract

The utility model relates to a multi-function truck for water spraying, fire controlling and dirt cleaning, the truck chassis is provided with a water tank, and the truck chassis at the back of the water tank is provided with a multi-stage water pump, an automatic clutch and an engine, while the truck chassis at the front of the water tank is provided with an operation platform, and an electrical appliance controlling device is arranged on the operation platform; and moreover, the two sides of the truck chassis under the operation platform are provided with a water nozzle or a quick adapter for a nozzle and a water gun; the truck front and the truck tail are respectively provided with a water nozzle or a nozzle, a water tank, a multi-stage water pump and a water nozzle or a nozzle, separately connected by use of a high pressure water pipe, a three-way pipe, a four-way pipe, a valve and a flange; besides, a transmission shaft with a bearing is arranged on a bracket, whose one end is provided with a belt wheel, the belt wheel on the transmission shaft and the belt wheel on the engine are provided with a triangle belt, while the seatback wheel at another end of the transmission shaft is connected with the seatback wheel on the multi-stage water pump. By use of the operation platform and the operation platform in the driving cab or by hand, the utility model realizes a plurality of functions by respectively controlling the valve to make the water flow through different pipes.

Description

A kind of water spray, fire-fighting, the multiservice car of removing contamination
Technical field
The utility model relates to a kind of water spray, fire-fighting, fire-fighting, the multiservice car of removing contamination, the multiservice car that particularly a kind of motor, transmission device, water tank, multistage water pump, valve, connecting pipe, tee piece, cross, water injection nozzle or shower nozzle, hydraulic giant and circuit control device that is installed on the automobile chassis constitutes.
Background technology
Present watering, the fire fighting truck that uses, can only be used for watering and lowering dust to urban pavement, watering purifies air, alleviate the pollution of dust to air, but to rooting out the also under-voltage power of the silt particle of adhering on the ground, easy-clear not, not enough to the pressure of its pump of fire-fighting fire extinguishing, hydraulic giant sprays and does not reach certain height and distance, utilization rate of equipment and installations is low, can not bring into play the purpose that a car is used more.
Summary of the invention
At above-mentioned watering, fire fighting truck function singleness, the problem that utilization rate is low, the purpose of this utility model is to design a kind of not only be used for street watering, fire-fighting, and can remove the silt particle and the dirt of adhering on road or the ground, can also spray water and water flowers and trees, fortune water etc., reach the purpose that a car is used more.
The technical solution of the utility model is: a kind of water spray, fire-fighting, the multiservice car of removing contamination, be by automobile chassis, motor, water tank, multistage water pump, valve, connecting pipe, tee piece, cross, water injection nozzle or shower nozzle, hydraulic giant and electric apparatus control apparatus constitute, it is characterized in that: water tank is housed on the automobile chassis, multistage water pump is installed on the automobile chassis of water tank back, automatic clutch and motor, on the automobile chassis of water tank front, be provided with operation bench, the control apparatus device is installed on the operation bench, and the both sides of the automobile chassis below the operation bench are provided with water injection nozzle or shower nozzle and hydraulic giant snap joint; Establish water injection nozzle or shower nozzle, water tank, multistage water pump and water injection nozzle or shower nozzle respectively with the tailstock before the vehicle head, be connected with high-pressure water pipe, tee piece, cross and valve, flange respectively; The power transmission shaft that bearing is installed is rack-mount, and an end of power transmission shaft is equipped with belt pulley, on belt pulley on the power transmission shaft and the belt pulley on the motor V belt is housed, and the clutch of the other end of power transmission shaft is connected with clutch on the multistage water pump.
The utility model institute art water tank, the bottom is provided with sedimentation basin, and the bottom in pond is provided with the hole, and water inlet pipe is installed and is welded in the hole, and water inlet pipe (suction water pipe) lower end is provided with flange, the snap joint of flange dress, the upper end of water inlet pipe is provided with filter screen; One side is provided with delivery pipe in the bottom of sedimentation basin, and another termination of delivery pipe is equipped with valve.
Shower nozzle described in the utility model, chassis before vehicle head is provided with 2 groups high shape water injection nozzles, vehicle tail end is provided with 2 circular nozzle heads, the automobile chassis left and right sides below the operation bench of water tank front is respectively equipped with 2 groups of water injection nozzles, and the both sides, chassis also are respectively equipped with cylindrical fountain head and a giant snap joint.
The utility model beneficial effect is, by being installed in motor, transmission device, water tank, multistage water pump, valve, connecting pipe, tee piece, cross, water injection nozzle or shower nozzle, hydraulic giant and the circuit control device on the automobile chassis, realization is removed silt particle and dirt, Yun Shui, the water spray of adhering on road or the ground and is watered flowers and trees street watering, fire-fighting; And single between structure, the utilization rate of equipment and installations height can be brought into play the purpose of a tractor serves several purposes.
Description of drawings
The utility model is described in further detail to engage accompanying drawing below
Fig. 1 is a front view of the present utility model
Fig. 2 is the vertical view sectional view of Fig. 1
Fig. 3 partial schematic sectional view of the present utility model
Fig. 4 is pipeline of the present utility model and component connection diagram
Fig. 5 is the new electromagnetic valve of this practicality, ball valve, contactor connection diagram
Fig. 6 is that the A of Fig. 1 is to enlarged diagram
The specific embodiment
In Fig. 1 Fig. 2: in truck body, water tank is contained on the automobile chassis, multistage water pump, automatic clutch and motor are installed on the automobile chassis of water tank back, on the automobile chassis of water tank front, be provided with operation bench, the control apparatus device is installed on the operation bench, and the both sides of the automobile chassis below the operation bench are provided with ejecting device and hydraulic giant snap joint; Establishing shower nozzle, water tank, multistage water pump and shower nozzle respectively with the tailstock before the vehicle head uses high-pressure water pipe, tee piece, cross, flange and valve (ball method) to be connected respectively; The power transmission shaft that bearing is installed is rack-mount, one end of power transmission shaft is equipped with belt pulley, on belt pulley on the power transmission shaft and the belt pulley on the motor V belt is housed, the other end of power transmission shaft is connected with clutch, and the clutch on the power transmission shaft is connected with clutch on the water pump.And with bolt nut support is installed on the automobile chassis, operation bench is fastened on the operating desk (3) with screw-nut (2 '), and operating desk is installed on the automobile chassis (1) with screw-nut (3 '), and security guardrail (4) then is welded on the operating desk (3).Water tank (5) is positioned on the attaching beam (23), firmly be fastened on U bolt (5 ') on the crossbeam of automobile chassis (1), afterbody at automobile chassis is equipped with motor (14) (gasoline engine or diesel engine), motor is fastened on the support (16) with bolt nut (15), and support is fastened on the automobile chassis with screw-nut (17).
Afterbody at water tank (5) has been positioned on louver window (13), the switch of louver window is to rotate around hinge (11), one end of hinge (11) is welded on the louver window (13), the other end then is welded on the water tank (5), for making a unlatching light, be equipped with scalable strut (12) between door (13) and water tank (5), and an end of strut (12) is connected on the door (13) with bolt, the other end is connected in above the water tank (5) with bolt.Be provided with water inlet (6) and port lid (6 ') above water tank, (6 ") are connected water inlet (6) with hinge with port lid (6 ').(one of 6 ") are welded on the water hole (6) hinge, and the other end is welded on the port lid (6 '), and port lid can be around hinge (6 ") rotating opening or shut.Open port lid (6 ') and can in water tank, add water, also can allow the maintainer enter the water tank internal overhaul from the aperture.
In Fig. 2: be provided with settling tank (7) in the bottom of water tank (5), be welded with suction water pipe (50) in the settling tank (7), the top of suction water pipe is located in the sedimentation basin (7), filter screen (51) is housed on the tube head, the bottom of suction water pipe is provided with flange, and (50 "); suction water pipe is installed in the hole on sedimentation basin (7) base plate will be managed outer wall and hole wall welds, and not allow seepage.(50 ") are connected with bolt and nut (50 ') with the flange of snap joint (49) flange.Sediment discharge pipe (52) is equipped with in the bottom of mud chamber (7), and a termination of delivery pipe is welded on the cinclides of mud chamber, and another termination that is provided with screw thread is equipped with ball valve (53).
Snap joint (49) is connected with clip (46 ') with rubber tube (48), and the other end is connected with snap joint (46), and the flange on the clip (46 ') is fastenedly connected with the flange on bolt and nut (47 ') and the ball valve (47).The other end flange of ball valve (47) and Y-type three way type pipe (45) upper flange are fastenedly connected with the flange on bolt and nut (44 ') and the ball valve (44).Flange (21b) on the upper flange of breeches pipe (45) and the pump water inlet (21a) is fastenedly connected with bolt and nut (21c).
Flange in the left end flange of ball valve (44) and the snap joint (43) is fastenedly connected with bolt and nut (44 '), the suction tap (91) of snap joint (43) and water suction hose (90) and top loading all uses clip (90 ') to be connected, after the suction tap (91) of snap joint (43) and water suction hose (90) and top loading is connected, promptly form the movable suction water pipe of quickly dismantled.The outlet pipe flange (24 ") of water pump (21) is to be connected with flange on the water pipe flange (24 " ') with bolt and nut (24 ').In order in water pump (21), to pour water, (to be welded with pipe (89) on 24 "), on the screw thread of this tube head, to be connected with the funnel (87) of minor valve (88) and the usefulness of pouring water at water pipe.Be welded with a water pipe (37) on water pipe (24 " '), water pipe (37) is gone up dress and is welded with pressure tapping (36), and is provided with screw thread on joint, and pressure meter (38) is installed on the screw thread; Flange on water pipe (24 " ') other end is connected with bolt and nut (25 ') with the flange on the breeches pipe (25); Flange on the breeches pipe (25) and water-supply-pipe (85) are gone up another flange and are connected with bolt and nut (27 ') with flange on the breeches pipe (27); Another flange on the breeches pipe (27) and ball valve (26) are fastenedly connected with bolt and nut (26 '), and the flange in the other end flange of ball valve (26) and the snap joint (86) also uses (26 ') bolt and nut to be fastenedly connected; The flange on the flange on breeches pipe (27) left side and the breeches pipe (34) on left side the right is connected with bolt and nut (27 '); Another then and the flange on flange on the ball valve (29) and the breeches pipe (34) be fastenedly connected with bolt and nut (34 ').Flange in flange on the ball valve (29) and the snap joint (28) is fastenedly connected with bolt and nut (29 '); Breeches pipe (34) left side flange and ball valve (33) the right flange links to each other fastening with bolt and nut (33 '), the flange on ball valve (33) left side and positive tee piece (32) upward on the right of flange be fastenedly connected with bolt (32 '); The following flange of tee piece (32) links to each other fastening with flange on the water-supply-pipe (31) with bolt and nut (32 '); The other end of water-supply-pipe (31) is connected with garden shape fountain head (30); Another flange of positive tee piece (32) and the flange on another water-supply-pipe (31 ') also use bolt and nut (32 ') to be fastenedly connected; Another termination of water-supply-pipe (31 ') is connected with garden shape fountain head (30 ').
Flange on flange on the ball valve (35) and the breeches pipe (25) is fastenedly connected with bolt and nut (35 ').(35) other end flange then and the flange on the water-supply-pipe (41 ') be fastenedly connected with bolt and nut (35 '); And the flange on the other end of water pipe (41 ') is connected fastening with flange on the breeches pipe (40) with bolt nut (40 '); One of flange on the breeches pipe (40) is connected with bolt and nut (40 ') with flange on the ball valve (39); Flange on the flange of ball valve (39) and the water-supply-pipe (42) is fastenedly connected with bolt (39 '), and pipe is penetrated in the water tank (5), will weld water-tight at pipe outer wall and water tank junction.Flange on the right-hand member flange of breeches pipe (40) and the pipe (41) is fastenedly connected with bolt and nut (40 '), flange on the other end of pipe (41) and the flange on the breeches pipe (54) are fastenedly connected with bolt and nut (54 '), flange above the tee piece (54) and the flange on the ball valve (60) are fastenedly connected with bolt (60 '), and the flange on the lower flange of ball valve (60) and the breeches pipe (54) is fastenedly connected with bolt (92 '); The other end of water pipe (56 ') is provided with spiral shell and buckles, and garden shape fountain head (57 ') is installed spiral shell and buckled.Equally, the flange of breeches pipe (92) also uses bolt and nut (55 ') to be connected fastening with flange on the ball valve (55); The other end of water pipe (56) then has garden shape fountain head (57) with screwed connection; Flange on right side flange on the breeches pipe (92) and the water-supply-pipe (61) is fastenedly connected with bolt and nut (92 '); The flange on water-supply-pipe (61) the right is connected with bolt and nut (58 ') with the flange on breeches pipe (58) left side, flange in the snap joint (65) also and the flange on the ball valve (59) be fastenedly connected with bolt (59 '), snap joint (65) and nylon extinguishing pipe (62) are fastenedly connected with clip (62 '), the snap joint (63) of the other end of nylon extinguishing pipe (62) is connected with hydraulic giant (64), and hydraulic giant (64) do not put and hang on the security guardrail (4) by the time spent.The flange on breeches pipe (58) the right and the flange on the water pipe (69) are tightened with (58 ') bolt nut, and go up welding water pipe (68) at water pipe (69), another termination field joint of water pipe (68), joint is provided with screw thread, and pressure meter (66) is tightened on the screw thread of joint (67).
Flange on water pipe (69) right-hand member and the flange on the breeches pipe (70) are fastenedly connected with bolt and nut (70 '), and the flange on another flange of breeches pipe (70) and the ball valve (71) is fastenedly connected with bolt and nut (71 ').Flange on the breeches pipe (70) is connected with bolt and nut (71 ') with flange on the cross (72 '), three mouths of pipe on the cross (72 ') are respectively equipped with screw thread, three flat water injection nozzles (72) are installed in respectively on the screw thread, form a nozzle group.Be connected with bolt (70 ') at the right flange of breeches pipe (70) and the left side flange of breeches pipe (84) equally, and the flange on the ball valve (83) also with tee piece (84) on flange be connected with bolt (83 ').(flange on 72 ") is fastenedly connected with bolt and nut (83 '), and (each connects a flat water nozzle with screw thread three outlets of the other end of 72 ") to cross for flange on the ball valve (83) and cross.Flange on breeches pipe (84) the right-hand member flange and water-supply-pipe (85) left side is fastenedly connected with bolt (84 ').The left side flange of the right-hand member flange of water pipe (85) and tee piece (74) is fastenedly connected with screw-nut (74 '); Flange on flange on the tee piece (74) and the ball valve (73) is fastenedly connected with bolt and nut (73 '), (73 ") are fastenedly connected with bolt and nut (73 '); (each tube head of the other end of 73 ") is provided with screw thread to cross, and flat water injection nozzle (73 " ') is installed on the screw thread respectively for the other end flange of ball valve (73) and cross.The right-hand member flange of breeches pipe (74) and breeches pipe (75) left end flange are fastenedly connected with bolt (75 '), another flange and ball valve (80) are fastenedly connected with bolt and nut (80 '), flange on another flange on the ball valve (80) and the cross (81) is fastenedly connected with bolt (80 '), on the screw thread of three outlets in addition of cross (81) a flat water injection nozzle (81 " ') is installed respectively, is formed another group shower nozzle of the water spray of turning left.The flange of breeches pipe (75) right-hand member and water pipe (flange on 75 ") is fastenedly connected with bolt and nut (75 '), and water pipe (flange on flange of 75 ") right-hand member and the positive tee piece (78) is fastenedly connected with bolt and nut (78 '); Another flange on the positive tee piece (78) and the flange on the ball valve (77) are fastenedly connected with bolt (77 '), flange on the other end of ball valve (77) is connected with screw-nut (77 ') with flange on the cross (76 '), be respectively equipped with screw thread on three hose nozzles of cross (76 '), flat water injection nozzle (76) is installed in respectively on the screw thread, promptly becomes one group of preceding water injection nozzle of headstock; Flange of positive tee piece (78) and the flange on the ball valve (79) are fastenedly connected with bolt and nut (79 '), and another flange of ball valve (79) is fastenedly connected with bolt and nut (79 ') with flange on the cross (76 " '); be respectively equipped with screw thread on three mouths of pipe of cross (76 " '), (76 ") are installed in respectively on the screw thread flat water nozzle, have formed preceding another group water injection nozzle of headstock.
In the embodiment of Fig. 3, Fig. 5, operation bench (2) all is in parallel with the circuit of the interior operating desk (95) of driver's cabin, the electric current of battery (100) arrives power connection (101) through lead (98), through switch (94) to wire contact (97), join to the wire joining (105 ') and the electromagnetic valve coil of wire (105) through lead (102), lead (99) is connected at contact (105 ') with lead (102) again.Twine magnet valve coil (105) on two electromagnetic valves in three holes (104) valve body, tracheae (109) one ends are connected with electromagnetic valve, the other end is connected with source of the gas (108), tracheae (106) is connected with end pore about cylinder (110) respectively with tracheae (107), cylinder right-hand member and cylinder support weld together, and the other end of support is provided with the hole, with straight pin (123) and plain cushion (124), cottor pin (127) is installed in the cylinder support in the hole on the carrier base, and carrier base is installed on the gas chassis.Piston rod (111) and link block (112) and pull bar (113), link with straight pin (125), cottor pin (126).Connecting arm (114) and pull bar (113) connect with bolt (119), nut (120).Poppet shaft (116) on the ball valve (115) connects with bolt (117), nut (118), and the square hole on (114) just in time is stuck on the square shaft of (116).
All can cut down long-range enforcement to ball by operation bench on driver's cabin or the car controls, in the utility model, ball cuts down except that (26), (29), (59) and lock and cuts down (53), (88), (92) with the manual switch, and all the other balls cut down and all adopt electric switch, electromagnetic valve and cylinder control.
On pulley concial disk (10) that motor (14) is upward installed and the little pulley concial disk (8) V belt (9) is installed, little pulley concial disk (8) is to be contained on the axle (18 ') with key (8 '), axle (18 ') is installed in the bearing (18), bearing support (18) is installed on the support (19), with bolt (19 ') support is fixed on the automobile chassis.On the other end spindle nose of axle (18 ') clutch (20) is housed, and install and fix with key, this clutch connects with the clutch on bolt nut (20 ') and the water pump (21), water pump (21) is fastened on the water pump bearing (22) with bolt and nut (21 '), and water pump bearing (22) uses bolt and nut (22 ') to be fixed on the attaching beam (23) of automobile chassis.Work when engine (14), drive water pump (21) and rotate,, handle valve respectively and make current just can realize purposes of the present utility model through different pipelines by the interior operating desk (95) of operation bench (2) and driver's cabin or manual.

Claims (3)

1. a water spray, fire-fighting, the multiservice car of removing contamination, be to constitute by automobile chassis, motor, water tank, multistage water pump, valve, connecting pipe, tee piece, cross, water injection nozzle or shower nozzle, hydraulic giant and electric apparatus control apparatus, it is characterized in that: water tank is housed on the automobile chassis, multistage water pump is installed on the automobile chassis of water tank back, automatic clutch and motor, on the automobile chassis of water tank front, be provided with operation bench, the control apparatus device is installed on the operation bench, and the both sides of the automobile chassis below the operation bench are provided with water injection nozzle or shower nozzle and hydraulic giant snap joint; Establish water injection nozzle or shower nozzle, water tank, multistage water pump and water injection nozzle or shower nozzle respectively with the tailstock before the vehicle head, be connected with high-pressure water pipe, tee piece, cross and valve, flange respectively; The power transmission shaft that bearing is installed is rack-mount, and an end of power transmission shaft is equipped with belt pulley, on belt pulley on the power transmission shaft and the belt pulley on the motor V belt is housed, and the clutch of the other end of power transmission shaft is connected with clutch on the multistage water pump.
2. a kind of water spray according to claim 1, fire-fighting, the multiservice car of removing contamination, it is characterized in that: water tank bottom is provided with sedimentation basin, the bottom in pond is provided with the hole, water inlet pipe is installed and is welded in the hole, water inlet pipe or suction water pipe lower end are provided with flange, snap joint is housed on the flange, and the upper end of water inlet pipe is provided with filter screen; One side is provided with delivery pipe in the bottom of sedimentation basin, and another termination of delivery pipe is equipped with valve.
3. a kind of water spray according to claim 1, fire-fighting, the multiservice car of removing contamination, it is characterized in that: the chassis before vehicle head is provided with 2 groups of water injection nozzles, vehicle tail end is provided with 2 circular nozzle heads, the automobile chassis left and right sides below the operation bench of water tank front is respectively equipped with 2 groups of water injection nozzles, and the both sides, chassis also are respectively equipped with cylindrical fountain head and a giant snap joint.
CNU2006201573675U 2006-11-14 2006-11-14 Multiple-purpose vehicle for water spraying, fire-fighting and removing filth CN201003151Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2006201573675U CN201003151Y (en) 2006-11-14 2006-11-14 Multiple-purpose vehicle for water spraying, fire-fighting and removing filth

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2006201573675U CN201003151Y (en) 2006-11-14 2006-11-14 Multiple-purpose vehicle for water spraying, fire-fighting and removing filth

Publications (1)

Publication Number Publication Date
CN201003151Y true CN201003151Y (en) 2008-01-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2006201573675U CN201003151Y (en) 2006-11-14 2006-11-14 Multiple-purpose vehicle for water spraying, fire-fighting and removing filth

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CN (1) CN201003151Y (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101713165B (en) * 2009-10-29 2011-07-27 刘廷国 Function recovery vehicle of drainage asphalt pavements
CN102772868A (en) * 2012-08-02 2012-11-14 侯圣春 Fire engine capable of resisting to high temperature
CN103015355A (en) * 2013-01-16 2013-04-03 佟温茹 Method for cleaning stains in large squares
CN103418097A (en) * 2012-05-23 2013-12-04 赵成伟 Large firefighting apparatus for high-rise building
CN103611228A (en) * 2013-11-28 2014-03-05 北京中卓时代消防装备科技有限公司 Control device for realizing independent operation of two sides of centrally-mounted pump fire fighting truck
CN105256757A (en) * 2015-11-09 2016-01-20 中国重汽集团济南动力有限公司 Watering cart with two bins with self-absorption function
CN106948304A (en) * 2017-05-03 2017-07-14 孙艺轩 A kind of sprinkling truck watering device

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101713165B (en) * 2009-10-29 2011-07-27 刘廷国 Function recovery vehicle of drainage asphalt pavements
CN103418097A (en) * 2012-05-23 2013-12-04 赵成伟 Large firefighting apparatus for high-rise building
CN102772868A (en) * 2012-08-02 2012-11-14 侯圣春 Fire engine capable of resisting to high temperature
CN103015355A (en) * 2013-01-16 2013-04-03 佟温茹 Method for cleaning stains in large squares
CN103611228A (en) * 2013-11-28 2014-03-05 北京中卓时代消防装备科技有限公司 Control device for realizing independent operation of two sides of centrally-mounted pump fire fighting truck
CN105256757A (en) * 2015-11-09 2016-01-20 中国重汽集团济南动力有限公司 Watering cart with two bins with self-absorption function
CN105256757B (en) * 2015-11-09 2017-04-12 中国重汽集团济南动力有限公司 Watering cart with two bins with self-absorption function
CN106948304A (en) * 2017-05-03 2017-07-14 孙艺轩 A kind of sprinkling truck watering device
CN106948304B (en) * 2017-05-03 2018-02-13 孙艺轩 A kind of sprinkling truck watering device

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