[summary of the invention]
It is contemplated that overcome the disadvantages described above of prior art, it is provided that a kind of sprinkling truck.
In order to solve above-mentioned technical problem, the invention provides a kind of sprinkling truck, described sprinkling truck includes
Car body, wheel, support component and spray module;Described car body is supported in described wheel, described car body
Bottom offers a sliding cavity, and described support component includes sliding part, swing arm and blocking plate, described
Sliding part is slidably mounted on described sliding cavity, and described sliding cavity is provided with a spacing preiection, described slip
The bottom in portion offers a spacing step trough, and described spacing step trough is resisted against described spacing preiection, institute
One end rotation stating swing arm is installed on described sliding part, the other end is provided with blocking plate, described swing
Bar stretches out from described vehicle bottom, and described blocking plate is and the circular arc of described swing arm coaxial
Platy structure, offers a water storage cavity in described car body, described water storage cavity top is provided with filtration grid,
Described spray module includes connecting pipeline and shower nozzle, and described shower nozzle is arranged at described swing arm, described company
One end, adapter road connects with described water storage cavity, the other end connects with described shower nozzle, and described connection pipeline is
Flexible pipe.
Wherein, described shower nozzle includes installation portion, revolving body, water spray portion and flexible member, described installation
Portion is installed on described fan head, and described installation portion has single-revolution chamber and the water inlet connected with described turned cavities
Mouthful, the closed at both ends of described turned cavities, described revolving body matches with described turned cavities, described revolution
Body rotates coaxially and is installed on described turned cavities, and the outer wall of described revolving body moves with described turned cavities inwall
Sealing, described revolving body offers a swing chamber, and described swing chamber has the first opening and the second opening,
Described second opening connects with the hole for water spraying in described water spray portion, and described revolving body includes shock portion and blocking
Portion, described flexible member for applying a reseting torque, the outer wall of described installation portion to described revolving body
Offering a swing opening connected with described turned cavities, described water spray portion is fixing with described revolving body even
Connecing, described water spray portion is stretched out by described swing opening, and described swing opening swings for described water spray portion,
Time initial, described water spray portion is resisted against the first edge of described swing opening, described first opening and institute
State water inlet connection, the corresponding described water inlet in described shock portion, described blocking portion and described water inlet phase
Neighbour, when shock portion described in the water impact of described water inlet, described first revolving body rotates around first
Direction rotates an angle so that water inlet described in described blocking portion blocking.
Wherein, described flexible member is spring, one end of described spring be connected to described water spray portion, another
End connects described installation portion outer wall.
Wherein, described flexible member is torsion spring, and two torque arm of described torsion spring are respectively acting on described returning
Turn and described installation portion.
Wherein, time initial, the striking face in described shock portion is perpendicular to the bearing of trend of described water inlet.
Wherein, the central angle in described blocking portion is more than or equal to the central angle of described water inlet, described water spray
Portion's hard-over in described swing opening is less than the central angle in described blocking portion.
Wherein, described filtration grid includes framework, multiple the first filtering rod be arrangeding in parallel and multiple flat
The second filtering rod that row is arranged, described first filtering rod is arranged in a crossed manner with described second filtering rod, described
First filtering rod is covered on described second filtering rod, and described framework inwall is provided with two parallel second
Sliding tray, the two ends of described first filtering rod are slidably mounted in described two second sliding trays respectively, institute
Stating framework inwall and be provided with two articles of the 3rd parallel sliding trays, the two ends of described second filtering rod are slided respectively
Dynamic being installed in described two the 3rd sliding trays, described framework offers and accommodates the of described first filtering rod
One accommodates space, and described second sliding tray extends to described first and accommodates space, and described framework offers
Accommodating the second receiving space of described second filtering rod, described 3rd sliding tray extends to described second to be held
Receive space.
Wherein, described sprinkling truck also includes the first securing member and the second securing member, described first filtering rod
Two ends be respectively arranged with the first installation portion, described first installation portion is fitted mutually in described second sliding tray
The column structure joined, described first installation portion radially offers some first installing holes, and described some the
One installing hole is angularly uniformly distributed, and described framework offers some first fixing holes at equal intervals, described
The quantity of some first fixing holes is more than or equal to the quantity of described first filtering rod, described first securing member
The first installing hole through described first fixing hole with described first installation portion is threadeded;Described second
The two ends of filtering rod are respectively arranged with the second installation portion, and described second installation portion slides in the described 3rd
The column structure that groove is suitable, described second installation portion radially offers some second installing holes, described
Some second installing holes are angularly uniformly distributed, and described framework offers some second fixing holes at equal intervals,
The quantity of described some second fixing holes is more than or equal to the quantity of described second filtering rod, described second tight
Firmware is threadeded through described second fixing hole with the second installing hole of described second installation portion.
Wherein, the two ends of described first filtering rod are respectively arranged with the first rotation section, and described first rotates
Portion include the first swivel becket, the of at least 2 quantity such as the first guide post and described first guide post
One blocked block and the first flexible member with quantity such as described first blocked blocks, described first swivel becket turns
The dynamic end being arranged at described first filtering rod, described first guide post is connected radially to described first turn
Rotating ring, the outer end of described first guide post is circular arc, and described at least 2 the first guide posts in etc.
Even angle is distributed, and the outer rim of described first blocked block is circular arc, and the plurality of first blocked block divides
Not being slideably positioned in the plurality of first guide post, described first flexible member is for described first card
Hold block and apply radially outer elastic force;The groove width of described second sliding tray is more than described first rotation section
Minimum rotation radius, the cell wall of described second sliding tray is provided with multiple first support slot at equal intervals,
When described first rotation section moves to described first support slot, described first flexible member promotes described
First blocked block radial outward movement, until being fastened in described first support slot.
Wherein, the two ends of described second filtering rod are respectively arranged with described second rotation section, and described second
Rotation section includes the second swivel becket, at least 2 quantity such as the second guide post and described second guide post
The second blocked block and with the second flexible member of the quantity such as described second blocked block, described second rotates
Ring rotates the end being arranged at the second filtering rod, and described second guide post is connected radially to described second turn
Rotating ring, the outer end of described second guide post is circular arc, and described at least 2 the second guide posts in etc.
Even angle is distributed, and the outer rim of described second blocked block is circular arc, and multiple described second blocked blocks divide
Not being slideably positioned in the plurality of second guide post, described second flexible member is for described second card
Hold block and apply radially outer elastic force;The groove width of described 3rd sliding tray is more than described second rotation section
Minimum rotation radius, the cell wall of described 3rd sliding tray is provided with multiple second support slot at equal intervals,
When described second rotation section moves to described second support slot, described second flexible member promotes described
Second blocked block radial outward movement, until being fastened in described second support slot.
Compared with prior art, the beneficial effects of the present invention is: this sprinkling truck is by installing shower nozzle
In this support component, when a support component runs into barrier impact, by the swinging of swing arm,
And the sliding up and down of sliding part, it is to avoid the underbody barrier directly impact to spray module, play
The effect of protection spray module.
[detailed description of the invention]
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing
And embodiment, the present invention is further elaborated.Should be appreciated that described herein specifically
Embodiment only in order to explain the present invention, is not intended to limit the present invention.
Referring to figs. 1 through Fig. 4, embodiments providing a kind of sprinkling truck 1, sprinkling truck 1 includes car
Body 110, wheel 120, support component 400 and spray module 300;Car body 110 is supported in wheel 120,
Offering a sliding cavity 101 bottom car body 110, a support component 400 includes sliding part 410, swing arm
420 and blocking plate 430, sliding part 410 is slidably mounted on sliding cavity 101, and sliding cavity 101 is provided with
One spacing preiection 111, the bottom of sliding part 410 offers a spacing step trough 401, spacing step trough
401 are resisted against spacing preiection 111, one end of swing arm 420 rotate be installed on sliding part 410, another
End is provided with blocking plate 430, and swing arm 420 stretches out bottom car body 110, and blocking plate 430 is and pendulum
The circular arc platy structure of lever 420 coaxial, offers a water storage cavity 102 in car body 110,
Water storage cavity 102 top is provided with filtration grid 500, and spray module 300 includes connecting pipeline 310 and spray
320, shower nozzle 320 is arranged at swing arm 420, connect pipeline 310 one end connect with water storage cavity 102,
The other end connects with shower nozzle 320, connects the flexible pipe that pipeline 310 is made for soft material.
When a support component 400 is not affected by impact, swing arm 420 is the most sagging with its gravity, slides
Portion 410 is resisted against spacing preiection 111;When propping up support component 400 by side knock, swing arm 420 is put
A dynamic angle, when a support component 400 is by impact of collision, sliding part 410 upward sliding one distance;
More situation is that a support component 400 is simultaneously by side knock and impact of collision.
Sprinkling truck 1 by being installed on a support component 400 by shower nozzle 320, when a support component 400 runs into barrier
When hindering thing to impact, by swinging of swing arm 420 and sliding up and down of sliding part 410,
Avoid the direct impact to spray module 300 of the underbody barrier, serve protection spray module 300
Effect. further, this sprinkling truck 1 be provided with filtration grid 500 so that river is taken on sprinkling truck 1
When water, lake water, filter grid 500 and play a role in filtering.
Furthermore, blocking plate 430 is a part for revolving body, and blocking plate 430 is along swing arm 420
Bearing of trend symmetrical.
It is apparent that connect pipeline 310 to be provided with watering pump 330.
With reference to Fig. 3 to Fig. 4, shower nozzle 320 includes installation portion 321, revolving body 322, water spray portion 323
With flexible member 324, installation portion 321 is installed on fan 100, and installation portion 321 has single-revolution chamber 301
And the water inlet 302 connected with turned cavities 301, water inlet 302 connects with being connected pipeline 310, revolution
The closed at both ends in chamber 301, water spray portion 323 offers hole for water spraying 303, revolving body 322 and turned cavities
301 match, and revolving body 322 rotates coaxially and is installed on turned cavities 301, and the outer wall of revolving body 322
With turned cavities 301 inwall movable sealing, revolving body 322 offers a swing chamber 304, swings chamber 304 and has
There are the first opening 304a and the second opening 304b, the second opening 304b to connect with hole for water spraying 303, return
Turning and 322 include shock portion 322a and blocking portion 322b, flexible member 324 is for revolving body 322
Applying a reseting torque, the outer wall of installation portion 321 offers a swing connected with turned cavities 301 and opens
Mouth 305, water spray portion 323 is fixing with revolving body 322 to be connected, and water spray portion 323 is by swinging opening 305
Stretching out, swing opening 305 and swing for water spray portion 323, time initial, water spray portion 323 is resisted against swing
First edge of opening 305, the first opening 304a connects with water inlet 302, and shock portion 322a is corresponding
Water inlet 302, blocking portion 322b is adjacent with water inlet 302, when the water impact of water inlet 302 is hit
When hitting portion 322a, the first revolving body 322 rotates an angle, blocking portion 322b around the first rotation direction
Blocking water inlet 302.
In embodiments of the present invention, revolving body 322 refers to that a bus rotates a circle around a rotation axis
The bodies arrived, such as cylinder, spheroid, vertebral body, cone table etc., turned cavities 301 1 bus around
One rotation axis rotates a circle the cavity obtained, such as cylindrical cavity, spherical cavity, cone chamber, frustum chamber etc..
The closed at both ends of turned cavities 301 refers to the tubular cavity that turned cavities 301 is closed at both ends, water inlet 302,
Swing opening 305 to connect with the sidepiece of turned cavities 301.
Movable sealing refers to the sealing between relative motion part.Movable sealing is divided into reciprocating movable sealing and rotation
Formula movable sealing two class.Reciprocating movable sealing has shaped packing seal, packing box seal and expansion ring seale.
Rotary movable sealing has: the contact movable sealing that movement parts directly contacts with static element;Both are the most direct
The contactless movable sealing of contact;Utilize and be added on the special nature of fluid in seal clearance and reach to seal
Semifluid movable sealing.Semifluid movable sealing has magnet fluid sealing.Some machine and equipments must be definitely
Sealing, some permissions leak on a small quantity, so should be according to the character of working media, temperature, pressure and phase
To the operating conditions such as speed and the structural shape that requirement etc. is selected or design seals to sealing property.
Reseting torque refers to when revolving body 322 relative initial position rotates an angle, flexible member 324
Revolving body 322 is applied the moment returning back to initial position.In the swing corner of revolving body 322,
The reseting torque of flexible member 324 is consistently greater than the moment of friction of revolving body 322.
Time initial, when the current of water inlet 302 are more than flexible member to the impact moment of revolving body 322
The reseting torque of 324 and the static friction torque sum of revolving body 322, when revolving body 322 rotates around first
When direction rotates the first angle [alpha], on the one hand due to flow area minimizing, the opposing party of water inlet 302
Face increases due to the stroke of flexible member 324, now the reseting torque of revolving body 322 and kinetic force of friction
Square sum is equal to the impact moment of current, when revolving body 322 revolving body relative to initial position around first
When rotation direction rotates the first angle alpha+beta, the rotating speed of revolving body 322 reduces to 0, and revolving body 322 is opened
Begin to reset.Revolving body 322 makees an oscillating motion.
Revolving body 322 is interior around the corner (α, alpha+beta) of the first rotation direction, answering of revolving body 322
Virial square is more than the impact moment of current with moment of friction sum, when the blocking portion complete blocking of 322b is intake
During mouth 302, water inlet 302 is closed, and swings non-water flow in chamber 304, and impact moment is 0.
With further reference to Fig. 4 so that it is more stable that revolving body 322 rotates, and revolving body 322 includes one
Rotation section 322d, rotation section 322d offer a rotation hole 308, rotation hole 308 and revolving body 322
Coaxially, in the turned cavities 301 of installation portion 321, it is provided with a rotation bar 321a, rotates bar 321a and return
Turn chamber 301 coaxial, rotate bar 321a rotation and be installed on rotation hole 308.
Furthermore, shock portion 322a and blocking portion 322b is respectively arranged two in turned cavities 301
Side.
With further reference to Fig. 4, flexible member 324 is spring, and one end of spring 324 is connected to water spray portion
323, the other end connects installation portion 321 outer wall.
With further reference to Fig. 7, flexible member 324 is torsion spring, and two torque arm of torsion spring 324 are (in figure not
Signal) it is respectively acting on revolving body and installation portion, torsion spring 324 is mountable to rotate bar 321a
Furthermore, time initial, the striking face of shock portion 322a is perpendicular to the extension side of water inlet 302
To.
Furthermore, the central angle of blocking portion 322b is more than the central angle of water inlet 302, and water spray
The portion 323 hard-over in swinging opening 305 central angle less than blocking portion 322b.
With further reference to Fig. 1, Fig. 6 to Figure 10, filter grid 500 and be arranged at the upper of water storage cavity 102
Side, filters grid 500 and includes framework 510, multiple the first filtering rod 520 be arrangeding in parallel and multiple flat
The second filtering rod 530 that row is arranged, framework 510 surrounds into an opening 501, the first filtering rod 520 with
Second filtering rod 530 is arranged in a crossed manner, and the first filtering rod 520 is covered on the second filtering rod 530, participates in
If opening 501 is divided into by the first filtering rod 520 filtered with the second filtering rod 530 participating in filtering
Dry mesh 501a.The opposite sides of framework 510 inwall is provided with two the second parallel sliding trays
502, the two ends of the first filtering rod 520 are slidably mounted in two second sliding trays 502 respectively, framework 510
The opposite sides of inwall is provided with two articles of the 3rd parallel sliding trays 503, the two ends of the second filtering rod 530
Being slidably mounted on respectively in two the 3rd sliding trays 503, framework 510 offers receiving the first filtering rod 520
First receiving space 504, the second sliding tray 502 extends to the first receiving space 504, framework 510
Offering the second receiving space 505 accommodating the second filtering rod 530, the 3rd sliding tray 503 extends to the
Two filter spaces 505, first accommodates the first filtering rod 520 that space 504 is not involved in filtering for receiving,
Second accommodates space 505 for accommodating the second filtering rod 530 being not involved in filtering.
In embodiments of the present invention, the first filtering rod 520 of filtration can be participated according to practical situation regulation
With the quantity of the second filtering rod 530, thus regulate filter mesh size, adjust filter fineness,
The first filtering rod 520 quantity participating in filtering is M, participates in the quantity of the second filtering rod 530 filtered
For N, then mesh number is that (M+1) (N+1) is individual, in embodiments of the present invention, and each first filtering rod
520 can be arranged or unequal interval is arranged at equal intervals, and each second filtering rod 530 can be arranged or not at equal intervals
Arrange at equal intervals.
Fig. 6 to Figure 10 further, filters grid 500 and also includes the first securing member 810 and the second fastening
Part 820, the two ends of the first filtering rod 520 are respectively arranged with the first installation portion 522, the first installation portion 522
In the column structure suitable with the second sliding tray 502, the first installation portion 522 radially offers some
First installing hole 522a, some first installing hole 522a are angularly uniformly distributed, and framework 510 is at equal intervals
Offering some first fixing holes 511, the first fixing hole 511 connects with the second sliding tray 502, some
The quantity of the first fixing hole 511 is more than or equal to the quantity of the first filtering rod 520, the first securing member 510
Threaded through the first fixing hole 511 with the first installing hole 522a of the first installation portion 522.
The two ends of the second filtering rod 530 are respectively arranged with the second installation portion 532, the second installation portion 532 in
The column structure suitable with the 3rd sliding tray 503, the second installation portion 532 radially offers some the
Two installing hole 532a, some second installing hole 532a are angularly uniformly distributed, and framework 510 is opened at equal intervals
Being provided with some second fixing holes 512, the quantity of some second fixing holes 512 is more than or equal to the second filtering rod
The quantity of 530, the second securing member 820 is through the second fixing hole 512 and the second of the second installation portion 532
Installing hole 532a is threaded.
First securing member 810 and the second securing member 820 can be screw, by the first securing member 810
First filtering rod 520 and the second filtering rod 530 can be fixed respectively with the second securing member 820, anti-
Only in filter process, the first filtering rod 520 and the second filtering rod 530 move, and cause filtering accuracy
Inconsistent.
With further reference to Figure 11 to Figure 14, in other embodiments, the two ends of the first filtering rod 520
Being respectively arranged with the first extruding wheel 523, the first extruding wheel 523 elasticity are squeezed in the second sliding tray 502.
The two ends of the second filtering rod 530 are respectively arranged with the second extruding wheel 533, and the second extruding wheel 533 is elastic to be squeezed
It is pressed in the 3rd sliding tray 503.First extruding wheel 523 and the second extruding wheel 533 can use high resiliency
Material is made, such as rubber, elastomer.Utilize the first extruding wheel 523 and the second sliding tray 502
High frictional force, the first filtering rod 520 can be fixed;Utilize the second extruding wheel 533 and the 3rd sliding
The high frictional force of dynamic groove 503, can fix the second filtering rod 530.
With further reference to 15 to Figure 20, the two ends of the first filtering rod 520 are respectively arranged with the first rotation section
521, the first rotation section 521 include the first swivel becket 521a, at least 2 the first guide post 521b,
With the first blocked block 521c of the quantity such as the first guide post 521b and with the quantity such as the first blocked block 521c
The first flexible member 521d, the first swivel becket 521a rotate and be arranged at the end of the first filtering rod 520,
First guide post 521b is connected radially to the first swivel becket 521a, the outer end of the first guide post 521b in
Circular arc, and at least 2 the first guide post 521b are in being angularly uniformly distributed, the first blocked block 521c
Outer rim be circular arc, multiple first blocked block 521c are slideably positioned in multiple first guide post respectively
521b, the first flexible member 521d are for applying radially outer elastic force to the first blocked block 521c;
Second sliding tray 502 is rectangular channel, and the groove width of rectangular channel is more than the minimum rotation of the first rotation section 521
Radius, the cell wall of the second sliding tray 502 is provided with multiple first support slot 502a at equal intervals, when first
When rotation section 521 moves to the first support slot 502a, the first flexible member 521d promotes the first clamping
Block 521c radial outward movement, until being fastened in the first support slot 502a.By arranging the first clamping
Groove 502a, is possible to prevent the slip in filter process of first filtering rod 520.
First flexible member 521d can be spring or shell fragment etc..The number of guide post 521b is no less than 3
Individual.In embodiments of the present invention, the quantity of guide post 521 is 4.
With further reference to figure, the two ends of the second filtering rod 530 are respectively arranged with the second rotation section 531, the
Two rotation sections 531 include that the second swivel becket 531a, at least 2 the second guide post 531b and second lead
To the quantity such as bar 531b the second blocked block 531c and with the second bullet of the quantity such as the second blocked block 531c
Property element 531d, the second swivel becket 531a rotate and be arranged at the end of the second filtering rod 530, second leads
Being connected radially to the second swivel becket 531a to bar 531b, the outer end of the second guide post 531b is circular arc,
And at least 2 the second guide post 531b are in being angularly uniformly distributed, the outer rim of the second blocked block 531c
In circular arc, multiple second blocked block 531c are slideably positioned in multiple second guide post 531b respectively, the
Two flexible member 531d are for applying radially outer elastic force to the second blocked block 531c;Second is sliding
Dynamic groove 503 is rectangular channel, and the groove width of rectangular channel is more than the minimum rotation radius of the second rotation section 531,
The cell wall of the second sliding tray 503 is provided with multiple second support slot 503a at equal intervals, when the second rotation section
531 when moving to the second support slot 503a, and the second flexible member 531d promotes the second blocked block 531c
Radial outward movement, until being fastened in the second support slot 503a.By arranging the second support slot 503a,
It is possible to prevent the slip in filter process of second filtering rod 530.
Seeing Fig. 5, the inwall of water storage cavity 102 is provided with step 112, filters the framework of grid 500
510 are removably installed in step 112.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all
Any amendment, equivalent and the improvement etc. made within the spirit and principles in the present invention, all should comprise
Within protection scope of the present invention.