CN108207815A - A kind of loess worm cultivates tank truck - Google Patents

A kind of loess worm cultivates tank truck Download PDF

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Publication number
CN108207815A
CN108207815A CN201711469979.7A CN201711469979A CN108207815A CN 108207815 A CN108207815 A CN 108207815A CN 201711469979 A CN201711469979 A CN 201711469979A CN 108207815 A CN108207815 A CN 108207815A
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CN
China
Prior art keywords
branch pipe
level
water spray
spray branch
exhibits
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Pending
Application number
CN201711469979.7A
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Chinese (zh)
Inventor
胡佳培
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Individual
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Individual
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Publication date
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Priority to CN201711469979.7A priority Critical patent/CN108207815A/en
Publication of CN108207815A publication Critical patent/CN108207815A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K67/00Rearing or breeding animals, not otherwise provided for; New or modified breeds of animals
    • A01K67/033Rearing or breeding invertebrates; New breeds of invertebrates

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Zoology (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Greenhouses (AREA)

Abstract

The present invention relates to loess worm cultural technique fields, and disclose a kind of loess worm cultivation tank truck vehicle, including chain chassis assembly, mechanical support frame is installed at the top of the chain chassis assembly, support platform is installed at the top of mechanical support frame, left side at the top of support platform is installed with water tank, coupled logical water inlet is provided at the top of water tank, the top of support platform and oil-burning machine is installed on the right side of the water tank, the top of support platform and it is installed with sprinkling control cabinet positioned at the back side of oil-burning machine, the front of sprinkling control cabinet is provided with drive sprocket.The loess worm cultivates tank truck, sprinkling can be carried out at the same time to 5 loess worm culturing beds, spraying efficiency higher, the position of nozzle is enable to be adjusted according to the width of different breeding bed, it is more convenient for point-to-point sprinkling of the nozzle to loess worm culturing bed, more uniform, using water wisely is sprayed, effectively prevents the phenomenon that working path miriness can't bear.

Description

A kind of loess worm cultivates tank truck
Technical field
The present invention relates to loess worm cultural technique field, specially a kind of loess worm cultivation tank truck.
Background technology
Loess worm is the common name to annelida oligochaeta class animal.In scientific classification, they belong to unidirectional earthworm mesh. Body both sides are symmetrical, have metamerism;There is no bone, one layer of thin cuticula with pigment is covered in body surface.In addition to body Except first-half, remaining each section is respectively provided with bristle.Hermaphroditic, allogamy generate ovum cocoon during reproduction, under breeding by annulus A generation.
During traditional loess worm cultivates, typically to be sprinkled water using artificial watering or drip irrigation type, watering efficiency is low, Non-uniform phenomenon of sprinkling water occurs.A kind of new technique scheme is needed to solve the above problems now.
Invention content
(One)The technical issues of solution
In view of the deficiencies of the prior art, the present invention provides a kind of loess worm cultivate tank truck, have spraying efficiency height with And the advantages that uniform is sprayed, solve the problems, such as that watering is efficient and watering is non-uniform.
(Two)Technical solution
To realize that above-mentioned spraying efficiency is high and the uniform purpose of sprinkling, the present invention provide following technical solution:A kind of loess worm Tank truck vehicle is cultivated, including chain chassis assembly, mechanical support frame is installed at the top of the chain chassis assembly, It is installed with support platform at the top of mechanical support frame, the left side at the top of support platform is installed with water tank, water tank Top be provided with coupled logical water inlet, the top of support platform and be installed with combustion on the right side of water tank Oil machine, the top of support platform and is installed with sprinkling control cabinet positioned at the back side of oil-burning machine, sprays the front of control cabinet It is provided with drive sprocket, the driving wheel in chain chassis assembly is engaged by transmission chain with drive sprocket, and drive sprocket is positive Bottom is installed with rotatable connection axis, and rotatable connection ring is arranged on the axis that is rotatably connected, and peace is fixed in the bottom for the ring that is rotatably connected Equipped with connecting shaft, one end of connecting shaft bottom is connected with elastic balloon, the top of elastic balloon and the right side for being located at connecting shaft Air inlet pipe is provided with, the one end of air inlet pipe far from elastic balloon is connected with gas tank, is installed at the top of gas tank coupled Logical air outlet pipe, the one end of air outlet pipe far from gas tank are connected with water tank, the lower surface of support platform and positioned at its left side Middle part be fixedly mounted there are two opposite water inlet pipe, runoff investigation switch is provided on water inlet pipe, water inlet pipe is far from water tank One end bending and extend to the lower left of water tank, take down the exhibits branch pipe of spraying water of one end and the level-one of bottom of the tube of intaking is connected, two Level-one water spray branch pipe of taking down the exhibits is away from each other the two level that the inside of one end is both provided with corresponding thereto and takes down the exhibits water spray branch pipe, two two levels The three-level that is both provided with corresponding thereto of inside of water spray branch pipe corresponding one end of taking down the exhibits is taken down the exhibits water spray branch pipe, and two level is taken down the exhibits water spray Branch pipe and three-level take down the exhibits and are arranged with O-ring and thread seal circle on water spray branch pipe, and take down the exhibits water spray branch pipe, two level of level-one is taken down the exhibits spray Water branch pipe and three-level take down the exhibits and are arranged with the adjusting circle being spaced substantially equidistant on water spray branch pipe, adjust the top of circle through setting The caging bolt being threadedly coupled with it is equipped with, the bottom for adjusting circle is installed with L-shaped outlet pipe, L-shaped water outlet bottom of the tube One end is provided with coupled nozzle, and take down the exhibits water spray branch pipe, two level of level-one takes down the exhibits water spray branch pipe and three-level is taken down the exhibits water spray branch The bottom of pipe and positioned at adjust be respectively arranged on the right side of circle with level-one take down the exhibits water spray branch pipe, two level take down the exhibits water spray branch pipe and Three-level take down the exhibits water spray branch pipe be connected carry out water pipe, one end of water bottom of the tube is connected with the L-shaped outlet pipe on the left of it.
Preferably, mandrel is installed at the axle center at the drive sprocket back side, is sprayed on the positive tank wall of control cabinet It offers and extends to the inside of connection axial trough and with connecting close to one end of connection axial trough with the corresponding connection axial trough of mandrel, mandrel Spindle slot is flexibly connected.
Preferably, the lower surface of the elastic balloon is fixedly connected with the upper surface of support platform.
Preferably, air inlet pipe of the gas tank on the inside of sprinkling control cabinet, elastic balloon is through sprinkling control cabinet Positive tank wall simultaneously extends to the inside for spraying control cabinet, and tank wall of the air outlet pipe inside gas tank at the top of sprinkling control cabinet is simultaneously Extend to the outside of sprinkling control cabinet.
Preferably, two level water spray branch pipe of taking down the exhibits is taken down the exhibits branch pipe phase of spraying water by O-ring and thread seal circle and level-one Even, the O-ring that two level is taken down the exhibits on water spray branch pipe is located at that two level takes down the exhibits thread seal circle on water spray branch pipe and level-one is taken down the exhibits water spray Between branch pipe.
Preferably, three-level water spray branch pipe of taking down the exhibits is taken down the exhibits branch pipe phase of spraying water by O-ring and thread seal circle and two level Even, the O-ring that three-level is taken down the exhibits on water spray branch pipe is located at that three-level takes down the exhibits thread seal circle on water spray branch pipe and two level is taken down the exhibits water spray Between branch pipe.
Preferably, one end at the top of the water inlet pipe extends upward through support platform and is connected with water tank.
Preferably, one end of the caging bolt bottom downward through adjust circle and extend to adjust circle inside.
(Three)Advantageous effect
Compared with prior art, the present invention provides a kind of loess worms to cultivate tank truck, has following advantageous effect:
1st, loess worm cultivation tank truck drives transmission chain and biography by the capstan drive sprocket wheel in chain chassis assembly Movable sprocket rotates, and elastic balloon is squeezed using connecting shaft while drive sprocket rotates, the travel speed on sprinkling truck It is higher, elastic balloon generate gas flow it is bigger, elastic balloon generate gas by air inlet pipe, gas tank and air outlet pipe into The hydraulic pressure inside water tank is adjusted in the inside for entering water tank, so as to reach with speed adjust water-jet velocity the advantages of, Again water spray branch pipe is taken down the exhibits by adjusting take down the exhibits water spray branch pipe, two level of level-one and three-level is taken down the exhibits the length of water spray branch pipe, it can be to 5 Loess worm culturing bed is carried out at the same time sprinkling, spraying efficiency higher, then the position by exchanging pitch circle circle and is adjusted, and utilizes limiting Bolt is exchanged pitch circle circle and is positioned, and the position of nozzle is enable to be adjusted according to the width of different breeding bed, is more convenient for Point-to-point sprinkling of the nozzle to loess worm culturing bed sprays more uniform, using water wisely, effectively prevents working path miriness and can't bear The phenomenon that occur.
Description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is the structure diagram of water spray branch pipe of the invention of taking down the exhibits;
Fig. 3 is the local attachment structure schematic diagram of present invention sprinkling control cabinet and drive sprocket;
Fig. 4 is the partial structurtes enlarged drawing of A in Fig. 1 of the present invention;
Fig. 5 is the plan structure sectional view of present invention sprinkling control cabinet.
In figure:1 chain chassis assembly, 2 mechanical support framves, 3 support platforms, 4 water tanks, 5 oil-burning machines, 6 sprinkling control cabinets, 7 drive sprockets, 8 transmission chains, 9 rotatable connection axis, 10 rotatable connection rings, 11 connecting shafts, 12 elastic balloons, 13 air inlet pipe, 14 gas Take down the exhibits water spray branch pipe, 19 two levels of case, 15 air outlet pipes, 16 water inlet pipes, 17 runoff investigations switch, 18 level-ones are taken down the exhibits water spray branch pipe, 20 Three-level take down the exhibits water spray branch pipe, 21O types circle, 22 thread seal circles, 23 adjust circles, 24 caging bolts, 25 L-shaped outlet pipes, 26 spray Water pipe is carried out in mouth, 27.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work Embodiment shall fall within the protection scope of the present invention.
- 5 are please referred to Fig.1, a kind of loess worm cultivates tank truck vehicle, including chain chassis assembly 1, chain chassis assembly 1 top is installed with mechanical support frame 2, and the top of mechanical support frame 2 is installed with support platform 3, and support platform 3 is pushed up Water tank 4 is installed on the left of portion, the top of water tank 4 is provided with coupled logical water inlet, the top of support platform 3 Portion and it is installed with oil-burning machine 5 positioned at the right side of water tank 4, the top of support platform 3 and positioned at the back side of oil-burning machine 5 Sprinkling control cabinet 6 is installed with, the front of sprinkling control cabinet 6 is provided with drive sprocket 7, at the axle center at 7 back side of drive sprocket Mandrel is installed with, sprays and is offered on 6 positive tank wall of control cabinet and the corresponding connection axial trough of mandrel, the close company of mandrel One end of spindle slot extends to the inside of connection axial trough and is flexibly connected with connecting axial trough, the driving wheel in chain chassis assembly 1 It is engaged by transmission chain 8 with drive sprocket 7,7 positive bottom of drive sprocket is installed with rotatable connection axis 9, rotatable connection Rotatable connection ring 10 is arranged on axis 9, the bottom of rotatable connection ring 10 is installed with connecting shaft 11, and the one of 11 bottom of connecting shaft End is connected with elastic balloon 12, and the lower surface of elastic balloon 12 is fixedly connected with the upper surface of support platform 3, elastic balloon 12 Top and the right side of connecting shaft 11 is provided with air inlet pipe 13, the one end of air inlet pipe 13 far from elastic balloon 12 and gas tank 14 It is connected, the top of gas tank 14 is installed with coupled logical air outlet pipe 15, and gas tank 14 is located at the inside of sprinkling control cabinet 6, Air inlet pipe 13 on elastic balloon 12 runs through sprinkling 6 positive tank wall of control cabinet and extends to the inside of sprinkling control cabinet 6, gas tank Air outlet pipe 15 inside 14 runs through the tank wall at 6 top of sprinkling control cabinet and extends to the outside of sprinkling control cabinet 6, and air outlet pipe 15 is remote One end from gas tank 14 is connected with water tank 4, the lower surface of the support platform 3 and middle part on the left of it is installed with Two opposite water inlet pipes 16, the one end at 16 top of water inlet pipe extend upward through support platform 3 and are connected with water tank 4, water inlet pipe Runoff investigation switch 17 is provided on 16, the one end of water inlet pipe 16 far from water tank 4 bends and prolongs to the lower left of water tank 4 It stretches, one end and the level-one of 16 bottom of water inlet pipe water spray branch pipe 18 of taking down the exhibits are connected, and take down the exhibits branch pipe 18 of spraying water of two level-ones is away from each other one The two level that the inside at end is both provided with corresponding thereto take down the exhibits water spray branch pipe 19, two two levels take down the exhibits water spray branch pipe 19 corresponding one The three-level that the inside at end is both provided with corresponding thereto is taken down the exhibits water spray branch pipe 20, and two level takes down the exhibits water spray branch pipe 19 and three-level is taken down the exhibits spray It is arranged with O-ring 21 and thread seal circle 22 on water branch pipe 20, two level water spray branch pipe 19 of taking down the exhibits is close by O-ring 21 and screw thread Seal 22 and level-one water spray branch pipe 18 of taking down the exhibits are connected, and the two level O-ring 21 sprayed water on branch pipe 19 of taking down the exhibits is located at two level and takes down the exhibits water spray Thread seal circle 22 and level-one on branch pipe 19 take down the exhibits water spray branch pipe 18 between, three-level take down the exhibits water spray branch pipe 20 pass through O-ring 21 Be connected with thread seal circle 22 and two level water spray branch pipe 19 of taking down the exhibits, the three-level O-ring 21 sprayed water on branch pipe 20 of taking down the exhibits is located at three-level Take down the exhibits water spray branch pipe 20 on thread seal circle 22 and two level take down the exhibits water spray branch pipe 19 between, level-one take down the exhibits water spray branch pipe 18, two The adjusting circle 23 being spaced substantially equidistant is arranged on grade takes down the exhibits water spray branch pipe 19 and three-level is taken down the exhibits water spray branch pipe 20, adjusts circle The top of circle 23 is provided through the caging bolt being threadedly coupled with it 24, and one end of 24 bottom of caging bolt is downward through adjusting Circle 23 simultaneously extends to the inside for adjusting circle 23, and the bottom for adjusting circle 23 is installed with L-shaped outlet pipe 25, L-shaped water outlet One end of 25 bottom of pipe is provided with coupled nozzle 26, level-one take down the exhibits water spray branch pipe 18, two level take down the exhibits water spray branch pipe 19 with And three-level take down the exhibits water spray branch pipe 20 bottom and positioned at adjust circle 23 right side be respectively arranged with level-one take down the exhibits water spray branch What pipe 18, two level took down the exhibits that water spray branch pipe 19 and three-level take down the exhibits that water spray branch pipe 20 is connected carrys out water pipe 27, comes the one of 27 bottom of water pipe End is connected with the L-shaped outlet pipe 25 on the left of it.
In conclusion the loess worm cultivates tank truck, transmission chain is driven by the driving wheel in chain chassis assembly 1 8 and drive sprocket 7 rotate, elastic balloon 12 is squeezed using connecting shaft 11 while drive sprocket 7 rotates, sprinkling truck Travel speed it is higher, elastic balloon 12 generate gas flow it is bigger, elastic balloon 12 generate gas by air inlet pipe 13, The hydraulic pressure inside water tank 4 is adjusted in the inside that gas tank 14 and air outlet pipe 15 enter water tank 4, so as to reach with vehicle The advantages of velocity modulation section water-jet velocity, then taken down the exhibits water spray branch pipe 19 and three-level by adjusting take down the exhibits water spray branch pipe 18, two level of level-one It takes down the exhibits the total length of water spray branch pipe 20, can 5 loess worm culturing beds be carried out at the same time with sprinkling, spraying efficiency higher, then by right The position for adjusting circle 23 is adjusted, and exchanging pitch circle circle 23 using caging bolt 24 is positioned, and enables the position of nozzle 26 It is adjusted according to the width of different breeding bed, is more convenient for point-to-point sprinkling of the nozzle 26 to loess worm culturing bed, sprayed More uniformly, using water wisely effectively prevents the phenomenon that working path miriness can't bear.
It should be noted that term " comprising ", "comprising" or its any other variant are intended to the packet of nonexcludability Contain so that process, method, article or equipment including a series of elements not only include those elements, but also including It other elements that are not explicitly listed or further includes as elements inherent to such a process, method, article, or device. In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element Process, method, also there are other identical elements in article or equipment.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims (8)

1. a kind of loess worm cultivates tank truck, including chain chassis assembly(1), it is characterised in that:The chain chassis is total Into(1)Top be installed with mechanical support frame(2), mechanical support frame(2)Top be installed with support platform(3), Support platform(3)Water tank is installed on the left of top(4), water tank(4)Top be provided with it is coupled it is logical into The mouth of a river, support platform(3)Top and positioned at water tank(4)Right side be installed with oil-burning machine(5), support platform(3) Top and positioned at oil-burning machine(5)The back side be installed with sprinkling control cabinet(6), spray control cabinet(6)Front setting There is drive sprocket(7), chain chassis assembly(1)On driving wheel pass through transmission chain(8)With drive sprocket(7)Engagement, transmission chain Wheel(7)Positive bottom is installed with rotatable connection axis(9), be rotatably connected axis(9)On be arranged with rotatable connection ring(10), rotation Turn connection ring(10)Bottom be installed with connecting shaft(11), connecting shaft(11)One end of bottom and elastic balloon(12)Phase Even, elastic balloon(12)Top and positioned at connecting shaft(11)Right side be provided with air inlet pipe(13), air inlet pipe(13)It is separate Elastic balloon(12)One end and gas tank(14)It is connected, gas tank(14)Top be installed with coupled logical air outlet pipe (15), air outlet pipe(15)Far from gas tank(14)One end and water tank(4)It is connected, support platform(3)Lower surface and position There are two opposite water inlet pipes for middle part fixed installation on the left of it(16), water inlet pipe(16)On be provided with runoff investigation switch (17), water inlet pipe(16)Far from water tank(4)One end bending and to water tank(4)Lower left extension, water inlet pipe(16)Bottom The one end in portion and level-one are taken down the exhibits water spray branch pipe(18)Be connected, two level-ones take down the exhibits water spray branch pipe(18)The inside for being away from each other one end is equal The two level being provided with corresponding thereto take down the exhibits water spray branch pipe(19), two two levels take down the exhibits water spray branch pipe(19)Corresponding one end it is interior The three-level that portion is both provided with corresponding thereto take down the exhibits water spray branch pipe(20), two level take down the exhibits water spray branch pipe(19)It takes down the exhibits water spray with three-level Branch pipe(20)On be arranged with O-ring(21)With thread seal circle(22), level-one take down the exhibits water spray branch pipe(18), two level takes down the exhibits water spray Branch pipe(19)And three-level take down the exhibits water spray branch pipe(20)On be arranged with the adjusting circle being spaced substantially equidistant(23), adjust circle (23)Top be provided through the caging bolt being threadedly coupled with it(24), adjust circle(23)Bottom be installed with L Shape outlet pipe(25), L-shaped outlet pipe(25)One end of bottom is provided with coupled nozzle(26), level-one take down the exhibits water spray branch pipe (18), two level take down the exhibits water spray branch pipe(19)And three-level take down the exhibits water spray branch pipe(20)Bottom and positioned at adjust circle(23)'s Right side be respectively arranged with level-one take down the exhibits water spray branch pipe(18), two level take down the exhibits water spray branch pipe(19)With three-level take down the exhibits water spray branch pipe (20)What is be connected carrys out water pipe(27), carry out water pipe(27)One end of bottom and the L-shaped outlet pipe on the left of it(25)Connection.
2. a kind of loess worm cultivation tank truck according to claim 1, it is characterised in that:The drive sprocket(7) Mandrel is installed at the axle center at the back side, sprays control cabinet(6)It is offered on positive tank wall and the corresponding connection of mandrel Axial trough, mandrel extend to the inside of connection axial trough and with connecting axial trough flexible connection close to one end of connection axial trough.
3. a kind of loess worm cultivation tank truck according to claim 1, it is characterised in that:The elastic balloon(12) Lower surface and support platform(3)Upper surface be fixedly connected.
4. a kind of loess worm cultivation tank truck according to claim 1, it is characterised in that:The gas tank(14)It is located at Spray control cabinet(6)Inside, elastic balloon(12)On air inlet pipe(13)Through sprinkling control cabinet(6)Positive tank wall simultaneously prolongs Extend to sprinkling control cabinet(6)Inside, gas tank(14)Internal air outlet pipe(15)Through sprinkling control cabinet(6)The tank wall at top is simultaneously Extend to sprinkling control cabinet(6)Outside.
5. a kind of loess worm cultivation tank truck according to claim 1, it is characterised in that:The two level is taken down the exhibits water spray Branch pipe(19)Pass through O-ring(21)With thread seal circle(22)With level-one take down the exhibits water spray branch pipe(18)It is connected, two level is taken down the exhibits water spray Branch pipe(19)On O-ring(21)Positioned at two level take down the exhibits water spray branch pipe(19)On thread seal circle(22)It takes down the exhibits water spray with level-one Branch pipe(18)Between.
6. a kind of loess worm cultivation tank truck according to claim 1, it is characterised in that:The three-level is taken down the exhibits water spray Branch pipe(20)Pass through O-ring(21)With thread seal circle(22)With two level take down the exhibits water spray branch pipe(19)It is connected, three-level is taken down the exhibits water spray Branch pipe(20)On O-ring(21)Positioned at three-level take down the exhibits water spray branch pipe(20)On thread seal circle(22)It takes down the exhibits water spray with two level Branch pipe(19)Between.
7. a kind of loess worm cultivation tank truck according to claim 1, it is characterised in that:The water inlet pipe(16)Top The one end in portion extends upward through support platform(3)And and water tank(4)Connection.
8. a kind of loess worm cultivation tank truck according to claim 1, it is characterised in that:The caging bolt(24) One end of bottom is downward through adjusting circle(23)And extend to adjusting circle(23)Inside.
CN201711469979.7A 2017-12-29 2017-12-29 A kind of loess worm cultivates tank truck Pending CN108207815A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711469979.7A CN108207815A (en) 2017-12-29 2017-12-29 A kind of loess worm cultivates tank truck

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711469979.7A CN108207815A (en) 2017-12-29 2017-12-29 A kind of loess worm cultivates tank truck

Publications (1)

Publication Number Publication Date
CN108207815A true CN108207815A (en) 2018-06-29

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711469979.7A Pending CN108207815A (en) 2017-12-29 2017-12-29 A kind of loess worm cultivates tank truck

Country Status (1)

Country Link
CN (1) CN108207815A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110898576A (en) * 2019-12-04 2020-03-24 张燕 Automobile chassis assembly for treating atmospheric environment after automobile driving

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110898576A (en) * 2019-12-04 2020-03-24 张燕 Automobile chassis assembly for treating atmospheric environment after automobile driving

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Application publication date: 20180629