CN111871301A

CN111871301A - Automatic particle scattering device for deep-water towing tank PIV

Info

Publication number: CN111871301A
Application number: CN202010686716.7A
Authority: CN
Inventors: 李猛刚; 任保平; 王念政
Original assignee: Suzhou Deweierka Photoelectric Technology Co ltd
Current assignee: Suzhou Deweierka Photoelectric Technology Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2020-11-03

Abstract

The application relates to the technical field of experimental tests, in particular to an automatic particle scattering device for a deep water towing tank PIV, which comprises a rack, a particle mixing bin, a stirring device connected in the particle mixing bin and a throwing device connected on the particle mixing bin; the particle mixing bin comprises a stirring bin and a particle injection bin positioned in the stirring bin, the top of the particle injection bin is provided with an injection port, and the top of the particle injection bin is provided with a water inlet; the stirring device comprises a stirring shaft arranged in the stirring bin in a penetrating mode, a second motor connected to one end of the stirring shaft, a stirring blade connected to the stirring shaft and a drain hole formed in the stirring blade, and the second motor is located at the top of the stirring bin. This application has the effect that improves the utilization ratio of tracer particle.

Description

Automatic particle scattering device for deep-water towing tank PIV

Technical Field

The application relates to the technical field of experimental testing, in particular to an automatic particle scattering device for a deep water towing tank PIV.

Background

The Particle Image Velocimetry (PIV) technology is a transient, multi-point and non-contact fluid dynamics velocity measurement method, and has the greatest characteristic that the limitation of a single-point velocity measurement technology is broken through, velocity distribution information on a large number of spatial points can be recorded at the same time, the distribution of flow field characteristic parameters such as vorticity, flow lines and constant velocity lines of a flow field can be obtained through further processing, and the method has high measurement accuracy.

When a PIV experiment is carried out in a towing tank, tracer particles with certain concentration need to be scattered in water to measure test data, and meanwhile, extremely high requirements are placed on the particle scattering quality. Before the particles are scattered, the particles and water need to be manually mixed, and then the particles are scattered into a corresponding experimental test range.

In view of the above-mentioned related art, the inventors thought that there was a defect that the particles could not be sufficiently mixed with water, resulting in the scattering discharge of the particle agglomerates, or the scattering effect was not uniform, resulting in a large number of particles not appearing in the detection area, resulting in the decrease in the utilization rate of the tracer particles.

Disclosure of Invention

In order to improve the utilization ratio of tracer particle, the application provides a device is scattered with automatic particle to deep water towing tank PIV.

The application provides a device is scattered with automatic particle to deep water towing tank PIV adopts following technical scheme:

an automatic particle scattering device for a PIV (particle image velocimetry) of a deep water towing tank comprises a rack, a particle mixing bin, a stirring device connected in the particle mixing bin and a throwing device connected on the particle mixing bin;

the particle mixing bin comprises a stirring bin and a particle injection bin positioned in the stirring bin, the top of the particle injection bin is provided with an injection port, the top of the particle injection bin is provided with a water inlet, the top of the particle injection bin is provided with a first motor, the output end of the first motor is connected with a screw rod, the screw rod is in threaded connection with a stirring plate, the stirring plate is provided with a through hole, the particle injection bin is internally provided with a plurality of guide rods, the stirring plate is arranged on the guide rods in a penetrating manner, the particle injection bin is enclosed by three side plates and the stirring bin, and all three side plates are meshed plates;

the stirring device comprises a stirring shaft arranged in the stirring bin in a penetrating manner, a motor II connected to one end of the stirring shaft, a stirring blade connected to the stirring shaft and a drain hole formed in the stirring blade, wherein the motor II is positioned at the top of the stirring bin;

the throwing device comprises a discharge pipe connected to the stirring bin, a water pump connected to the discharge pipe, an adjusting box connected to the rack in a sliding mode, a support rod connected to the side wall of the adjusting box, a pipe sleeve hinged to the side wall of the adjusting box, a slider connected to the support rod in a sliding mode, a connecting rope connected to the side wall of the adjusting box and a spool fixedly connected to the side wall of the slider, wherein the connecting rope deviates from one end of the support rod and is connected to the side wall of the pipe sleeve, the connecting rope is wound on the spool, and the discharge pipe deviates from one end of the stirring.

By adopting the technical scheme, the particles are injected into the particle injection bin from the injection port, meanwhile, the water injection bin is injected with water through the water inlet, so that water and tracer particles are fully mixed, meanwhile, the first motor works to drive the stirring plate to move along the length direction of the screw rod, the particles and the water in the particle injection bin are continuously stirred and mixed, the particles mixed into the water enter the stirring bin along with the continuous injection of the water, and a part of particles which are not fully mixed and generate caking can be continuously mixed with the water under the stirring action of the stirring plate until the particles and the water are continuously fused and enter the stirring bin;

the second motor drives the stirring shaft to rotate in the stirring bin, so that the stirring blade continuously stirs water and particles entering the stirring bin, water flow can flow from the water drainage hole, resistance of the stirring blade in the stirring process is reduced, the stirring blade stirs and fuses the water and the particles in the stirring bin, and the possibility of agglomeration of the particles in the stirring bin is reduced;

even particle of stirring, under the effect of water pump, along with water is arranged the region that needs the detection from the delivery pipe, in order to according to the detection needs, discharge the tracer particle on the assigned position, can adjust the position of regulating box in the frame, thereby the position of adjustment pipe box, thereby the adjustment wears to establish the delivery pipe discharge end position in the pipe box, when the slider slides on the bracing piece, under the effect of I-shaped wheel, drive the connecting rope and remove, the pipe box that makes the connecting rope go up to connect articulates on the regulating box lateral wall and rotates, thereby the discharge end of drive delivery pipe is along with rotating, further can be according to the discharge position requirement, the position of the discharge end of adjustment delivery pipe, make the particle as much as possible discharge the detection area, reduce the particle because the inaccuracy of the discharge position, lead to this particle can not be utilized, improve the utilization ratio of tracer particle.

Preferably, the bracing piece is provided with two in the frame, two support frame parallel arrangement, two the equal fixed connection of support frame is on the regulating box lateral wall, be equipped with in the regulating box and be used for adjusting the bracing piece gliding adjusting part in the frame, adjusting part is including rotating the gear of connection in the regulating box, the motor three of being connected with the gear axle center and setting up the tooth in the frame, motor three sets up in the regulating box outside, and is a plurality of tooth sets up along the frame direction of height.

By adopting the technical scheme, the third motor works to drive the gear to rotate around the output shaft of the motor, the gear is meshed with teeth on the rack, the gear, the third motor and the adjusting box are driven to move along the height direction of the rack, and therefore the support rod, the pipe sleeve and the discharge end of the discharge pipe in the pipe sleeve are driven to move along the height direction of the rack.

Preferably, the frame is arranged on the adjusting box in a penetrating mode, a guide strip is arranged on the frame along the height direction of the frame, a guide block is arranged on the inner side wall of the adjusting box, and a sliding groove in sliding fit with the guide strip is formed in the side wall of the guide block.

By adopting the technical scheme, the guide strip slides in the sliding groove formed in the guide block, so that the limiting and guiding effects are achieved on the sliding of the adjusting box on the rack.

Preferably, a square groove is formed in the side wall of the pipe sleeve, a sliding cavity is formed in the side wall of the pipe sleeve, the cross-sectional area of the sliding cavity is larger than that of the square groove, a moving block is connected to the pipe sleeve in a sliding mode, a limiting groove in sliding fit with the square groove is formed in the moving block, one end of the moving block is located in the sliding cavity, the other end of the moving block is located on the outer side of the pipe sleeve, and the connecting rope is connected to the moving block.

Through adopting above-mentioned technical scheme, along with the continuous removal of I-shaped wheel, the stay cord can be along with the working wheel to this side regulating box one side motion of keeping away from, can stimulate the pipe box this moment, makes the pipe box rotate around the pin joint is articulated, and when the pipe box constantly rotates the in-process, the movable block slides in the square groove, reduces the dispersion that is connected rope and movable block joint and is in the horizontal direction power to make the pipe box draw along with the removal of connecting the rope, around the pin joint gradually to tending to rotate with bracing piece parallel state.

Preferably, two rotate between the bracing piece and be connected with two-way screw rod, two-way screw rod one end is connected with drive two-way screw rod pivoted motor four, two-way screw rod and two the bracing piece is parallel arrangement, and sliding connection is two on two bracing pieces the slider is threaded connection respectively at two ends of two-way screw rod.

Through adopting above-mentioned technical scheme, the motor four work drive two-way screw rod and rotate, and two sliders with two-way screw thread threaded connection move to the direction that relative or deviate from mutually under the drive of two-way threaded rod, and the bracing piece plays spacing and guide effect to the removal of slider.

Preferably, the delivery pipe deviates from stirring storehouse one end and is connected with the dispersion piece, the dispersion piece includes the cloth ring with the delivery pipe intercommunication and sets up the cloth hole on the ring that spreads, the circumferencial direction that the cloth ring was evenly seted up in the cloth hole that spreads.

Through adopting above-mentioned technical scheme, the water that has the particle enters into and spreads the intra-annular to scatter out from a plurality of scattering holes, thereby play the effect of even scattering.

Preferably, be connected with the connecting pipe on the delivery pipe, the connecting pipe is connected with a plurality of branch pipes all around, and is a plurality of the branch pipe deviates from connecting pipe one end and spreads the intra-annular lateral wall and is connected, and is a plurality of the branch pipe evenly sets up along the ring circumferencial direction that scatters, delivery pipe, connecting pipe, branch pipe and the ring that scatters communicate in proper order.

By adopting the technical scheme, water with particles enters the connecting pipe from the discharge pipe, uniformly enters the scattering ring after being shunted by the branch pipes, and is uniformly scattered from the scattering ring, so that the particles are further scattered more uniformly.

Preferably, the side wall of the spool is fixedly welded with a limiting piece, and the connecting rope is arranged between the spool body and the limiting piece in a penetrating mode.

Through adopting above-mentioned technical scheme, spacing piece and I-shaped wheel cooperation play limiting displacement to connecting the rope, reduce the possibility that the rope drops from the I-shaped wheel of connecting.

Preferably, a plurality of groups of stirring blades are arranged along the height direction of the stirring shaft, and the stirring blades are obliquely arranged relative to the axis of the stirring shaft.

Through adopting above-mentioned technical scheme, the stirring vane that the slope set up can play good water conservancy diversion effect, can make the stirring effect more even.

Preferably, be equipped with solid fixed ring on the bottom lateral wall in stirring storehouse, gu fixed ring is located the delivery pipe top, gu the fixed ring inside wall has seted up the mounting groove, the mounting groove internal rotation is connected with the rotating ring, it is equipped with a plurality of blades of breaing up, a plurality of to break up along its circumferencial direction in the rotating ring the equal slope setting of blade of breaing up.

Through adopting above-mentioned technical scheme, at the solid fixed ring of delivery pipe top installation, rotate in the mounting groove that solid fixed ring inner ring was seted up and connect the swivel becket, break up the blade slope setting on the swivel becket, when the water pump draws water, rivers leave from stirring the storehouse, rivers can break up on breaking up the blade, break up the blade and rotate under the rivers effect, stir once more the particle of aquatic, reduce the possibility of particle caking, improve the utilization ratio of particle.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the particle mixing bin, the stirring device and the throwing device, the particles and water are firstly injected into the particle mixing bin, the stirring device is used for stirring the particles and the water, the particles mixed with the water are thrown into a designated area through the throwing device after the particles and the water are fully mixed;

2. through the arrangement of the stirring plate and the screen plate in the particle injection bin, the particles and water injected into the stirring bin can be fully stirred and mixed, and then the stirred particles can enter the stirring bin from the screen plate and are stirred again, so that the arrangement of the stirring plate and the screen plate has the effect of reducing the possibility of particle agglomeration;

3. through the setting of adjusting box of sliding connection in the frame, the pipe box that articulates on the adjusting box and the delivery pipe of wearing to establish in the pipe box, can make the delivery pipe along with the height of adjusting box adjustment in the frame, also can be according to articulated delivery pipe adjustment deflection angle to the discharge position of adjustment particle makes the particle accuracy fall into appointed discharge position.

Drawings

Fig. 1 is a schematic view of the overall structure of an automatic particle spreading device for a deep water towing tank PIV.

Fig. 2 is a schematic partial cross-sectional view of the inside of a mixing bin in an automated particle seeding apparatus for a deep water towed basin PIV.

Fig. 3 is a schematic view of the inside of a mixing bin in an automated particle seeding apparatus for a deep water towed basin PIV.

Fig. 4 is a schematic sectional structure view at the fixing ring.

Fig. 5 is a partial structural view at the scattering ring.

Fig. 6 is an enlarged schematic view at a in fig. 2.

Description of reference numerals: 1. a frame; 11. a guide strip; 21. a stirring bin; 22. injecting particles into a bin; 221. an injection port; 222. a water inlet; 223. a first motor; 224. a screw rod; 225. stirring the plate; 226. a through hole; 227. a guide bar; 228. a screen plate; 3. a stirring device; 31. a stirring shaft; 32. a second motor; 33. a stirring blade; 34. a drain hole; 4. a delivery device; 41. a discharge pipe; 42. a water pump; 43. an adjusting box; 44. a support bar; 45. pipe sleeve; 46. a slider; 47. connecting ropes; 48. a spool; 431. a guide block; 432. a chute; 442. a bidirectional screw; 443. a fourth motor; 451. a square groove; 452. a sliding cavity; 453. a moving block; 454. a limiting groove; 481. a limiting sheet; 5. an adjustment assembly; 51. a gear; 52. a third motor; 53. teeth; 6. a dispersion member; 61. a scattering ring; 62. scattering holes; 63. a connecting pipe; 64. a branch pipe; 7. a fixing ring; 71. mounting grooves; 72. a rotating ring; 73. dispersing the leaves.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses device is scattered with automatic particle to deep water towing tank PIV. Referring to fig. 1 and 2, the automatic particle scattering device for the deep water towing tank PIV comprises a frame 1, a particle mixing bin, a stirring device 3 connected in the particle mixing bin, and a throwing device 4 connected on the particle mixing bin, wherein the particle mixing bin is connected with the frame 1, and the throwing device 4 is installed on the frame 1.

Referring to fig. 2, the particle mixing bin includes a stirring bin 21 and a particle injection bin 22 located in the stirring bin 21, the particle injection bin 22 and the stirring bin 21 share a top side wall, an injection port 221 for injecting particles is formed in the top of the particle injection bin 22, a water inlet 222 for injecting water is formed in the top of the particle injection bin 22, and after the particles are injected into the particle injection bin 22 from the injection port 221, water is continuously injected into the particle injection bin 22 through the water inlet 222, so that water and the particles are fully fused.

Referring to fig. 2 and 3, two side walls of the particle injecting bin 22 perpendicular to the top side wall are shared with the stirring bin 21, that is, the particle injecting bin 22 is enclosed by three side plates and the side wall of the stirring bin 21, and the three side plates are all mesh plates 228, which can intercept part of particles which are not fully fused with water and are agglomerated.

Referring to fig. 2, a first motor 223 is disposed at the top of the particle injecting bin 22, an output end of the first motor 223 is connected with a screw rod 224, the screw rod 224 is located in the particle injecting bin 22, a stirring plate 225 is connected to the screw rod 224 through a thread, a through hole 226 is disposed on the stirring plate 225, the stirring plate 225 is a direction plate, the through hole 226 is disposed on the stirring plate 225 along a height direction of the screw rod 224, a plurality of guide rods 227 are disposed in the particle injecting bin 22, and the stirring plate 225 is disposed on the guide rods 227 in a penetrating manner.

Referring to fig. 2 and 3, in the process that particles and water are continuously injected into the particle injection bin 22, the first motor 223 drives the screw rod 224 to rotate, the stirring plate 225 in threaded connection with the screw rod 224 moves along the length direction of the guide rod 227, the water and the particles in the particle injection bin 22 are sufficiently stirred, the through hole 226 can reduce the resistance of the movement of the stirring plate 225, and meanwhile, the through hole can be used for allowing the particles mixed with the water to pass through, and when the particles are dispersed in the water, the particles can enter the stirring bin 21 along with the water.

Referring to fig. 3, the stirring device 3 includes a stirring shaft 31 penetrating through the stirring bin 21, a second motor 32 connected to one end of the stirring shaft 31, a stirring blade 33 connected to the stirring shaft 31, and a drain hole 34 formed in the stirring blade 33, the second motor 32 is located outside the stirring bin 21 and at the top of the stirring bin 21, the stirring blade 33 is provided with a plurality of groups along the height direction of the stirring shaft 31, and the stirring blade 33 is inclined with respect to the axis of the stirring shaft 31.

Referring to fig. 3, the second motor 32 drives the stirring shaft 31 to rotate, and the stirring blades 33 obliquely arranged on the stirring shaft 31 stir the water and the particles in the stirring bin 21, so that the possibility of particle agglomeration is reduced, and the particles are fully mixed in the water.

Referring to fig. 3 and 4, the bottom side wall of the stirring bin 21 is provided with a fixing ring 7, the inner side wall of the fixing ring 7 is provided with a mounting groove 71, the mounting groove 71 is rotatably connected with a rotating ring 72, the inner side wall of the rotating ring 72 is provided with a plurality of scattering blades 73 along the circumferential direction of the rotating ring 72, and the scattering blades 73 are obliquely arranged.

Referring to fig. 1 and 4, the feeding device 4 includes a discharge pipe 41 connected to the bottom of the mixing bin 21, a water pump 42 connected to the discharge pipe 41, an adjusting box 43 slidably connected to the frame 1, a support rod 44 connected to a side wall of the adjusting box 43, a pipe sleeve 45 hinged to a side wall of the adjusting box 43, a slider 46 slidably connected to the support rod 44, a connecting rope 47 connected to a side wall of the adjusting box 43, and a spool 48 fixedly connected to a side wall of the slider 46, wherein an end of the discharge pipe 41 facing away from the mixing bin 21 is inserted into the pipe sleeve 45, and the discharge pipe 41 is located below the fixing ring.

Referring to fig. 5, a dispersing member 6 is connected to an end of the discharge pipe 41 away from the stirring bin 21, the dispersing member 6 includes a dispersing ring 61 communicating with the discharge pipe 41 and dispersing holes 62 opened in the dispersing ring 61, and the dispersing holes 62 are uniformly opened in a circumferential direction of the dispersing ring 61.

Referring to fig. 5, a connection pipe 63 is connected between the discharge pipe 41 and the discharge ring, one end of the connection pipe 63, which is away from the discharge pipe 41, is connected with a plurality of branch pipes 64, the plurality of branch pipes 64 are all arranged perpendicular to the connection pipe 63, one end of the plurality of branch pipes 64, which is away from the connection pipe 63, is connected with the inner ring side wall of the scattering ring 61, the plurality of branch pipes 64 are evenly arranged along the circumferential direction of the scattering ring 61, the discharge pipe 41, the connection pipe 63, the branch pipes 64 and the scattering ring 61 are sequentially communicated, the discharge pipe 41 is a hose.

Referring to fig. 3, under the action of the water pump 42, water in the stirring bin 21 flows out from the bottom, and passes through the scattering blades 73, under the action of water flow, the obliquely arranged scattering blades 73 drive the rotating ring 72 to rotate in the mounting groove 71, and in the rotating process, the scattering blades 73 re-disperse water flow and particles in the water flow, so that the possibility of particle agglomeration is reduced.

Referring to fig. 5, the water then passes through the connection pipe 63, the branch pipe 64, and the scattering ring 61, and is scattered from the scattering holes 62.

Referring to fig. 2, two adjusting boxes 43 are arranged on the frame 1, the two adjusting boxes 43 are respectively located at two sides of the stirring bin 21, two supporting rods 44 are fixedly welded between the two adjusting boxes 43, the two supporting rods 44 are arranged in parallel, and two ends of the two supporting rods 44 are respectively connected with the two adjusting boxes 43.

Referring to fig. 2, a vertical beam of the frame 1 penetrates through the adjusting box 43, a guide bar 11 is arranged on the frame 1 along the height direction of the frame 1, a guide block 431 is arranged on the inner side wall of the adjusting box 43, and a sliding groove 432 in sliding fit with the guide bar 11 is formed in the side wall of the guide block 431.

Referring to fig. 2, an adjusting assembly 5 for adjusting the position of the support rod 44 on the rack 1 is arranged in the adjusting box 43, the adjusting assembly 5 includes a gear 51 rotatably connected in the adjusting box 43, a motor three 52 connected with the axis of the gear 51, and teeth 53 arranged on the rack 1, the motor three 52 is arranged outside the adjusting item, and the teeth 53 are arranged along the height direction of the vertical beam of the rack 1.

Referring to fig. 2, when the motor 52 is operated, the gear 51 is rotated, the gear 51 is engaged with the teeth 53, the regulating box 43, the support rod 44 connected to the regulating box 43 are moved in the vertical direction, and the discharge pipe 41 and the scattering ring 61 at the end of the discharge pipe 41 are moved in the height direction of the housing 1, thereby adjusting the particle discharge position.

Referring to fig. 2, a bidirectional screw 442 is rotatably connected between the two support rods 44, one end of the bidirectional screw 442 is connected to a motor 443 for driving the bidirectional screw 442 to rotate, the bidirectional screw 442 is disposed parallel to the two support rods 44, and is slidably connected to the two support rods 44, one of the two sliders 46 is threadedly connected to one end of the bidirectional screw 442, and the other one of the two sliders is threadedly connected to the other end of the bidirectional screw 442.

Referring to fig. 2 and 6, the motor 443 works to drive the bidirectional screw 442 to rotate, the two sliders 46, which are in threaded connection with the two ends of the bidirectional screw 442, move in opposite directions, the connecting rope 47 is wound on the spool 48, the spool 48 is welded with the limiting piece 481, the connecting rope 47 is located between the spool 48 and the limiting piece 481, one end of the connecting rope 47 is fixedly connected with the side wall of the adjusting box 43, and one end of the connecting rope 47, which deviates from the adjusting box 43, is connected with the moving block 453.

Referring to fig. 6, a sliding cavity 452 is formed in a side wall of the pipe sleeve 45, a square groove 451 is formed at an opening of the sliding cavity 452, a cross-sectional area of the sliding cavity 452 is larger than a cross-sectional area of the square groove 451, a limiting groove 454 in sliding fit with the square groove 451 is formed in a moving block 453, one end of the moving block 453 is slidably connected in the sliding cavity 452, and the other end of the moving block 453 is located outside the pipe sleeve 45 and connected with the connecting rope 47.

Referring to fig. 2 and 6, when the slider 46 moves, the slider 46 drives the spool 48 to move, the connecting rope 47 slides on the spool 48, and the pipe sleeve 45 is pulled to rotate around the hinge point by the moving block 453, during which the moving block 453 slides in the sliding cavity 452, so that the pipe sleeve 45 drives the discharge pipe 41 and the scattering ring 61 connected to the discharge pipe 41 to rotate, thereby facilitating the discharge of the particles.

The implementation principle of the automatic particle scattering device for the PIV of the deep water towing tank in the embodiment of the application is as follows: injecting particles into the particle injection bin 22 from the injection port 221, injecting water from the water inlet 222 to fully mix the particles with the water, simultaneously, operating the first motor 223 to drive the screw rod 224 to rotate, so that the stirring plate 225 in threaded connection with the screw rod 224 moves up and down in the particle injection bin 22 to fully stir and mix the particles and the water, wherein in the stirring process, the particles enter the stirring bin 21 along with the water, and operating the second motor 32 to drive the stirring blade 33 to rotate along with the stirring shaft 31 to stir the stirring bin 21 until the particles are fully mixed with the water;

the particles mixed with water fully flow out of the discharge pipe 41 along with the water under the action of the water pump 42, enter the dispersion ring 61 and are dispersed to a designated place;

in order to improve the scattering precision, the motor three 52 on the outer side of the adjusting box 43 works to drive the gear 51 to be meshed with the teeth 53, so as to drive the scattering ring 61 to move along with the adjusting box 43 along the vertical direction, and the motor four 443 works to drive the two-way screw 442 to rotate, so that the sliding block 46 moves and drives the pulling rope to be tensioned through the I-shaped wheel 48, so that the pipe sleeve 45 is hinged to rotate towards the horizontal direction, the scattering ring 61 is driven to rotate to a specified position, and the possibility that particles are scattered to the outer side of the detection area is reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a device is scattered with automatic particle to deep water towing tank PIV, includes frame (1), its characterized in that: the particle mixing device also comprises a particle mixing bin, a stirring device (3) connected in the particle mixing bin and a throwing device (4) connected on the particle mixing bin;

the particle mixing bin comprises a stirring bin (21) and a particle injection bin (22) positioned in the stirring bin (21), an injection port (221) is formed in the top of the particle injection bin (22), a water inlet (222) is formed in the top of the particle injection bin (22), a first motor (223) is arranged at the top of the particle injection bin (22), the output end of the first motor (223) is connected with a screw rod (224), a stirring plate is connected to the screw rod (224) in a threaded manner, a through hole (226) is formed in the stirring plate, a plurality of guide rods (227) are arranged in the particle injection bin (22), the stirring plate (225) penetrates through the guide rods (227), the particle injection bin (22) is surrounded by three side plates and the stirring bin (21), and all three side plates are mesh plates (228);

the stirring device (3) comprises a stirring shaft (31) arranged in the stirring bin (21) in a penetrating mode, a second motor (32) connected to one end of the stirring shaft (31), a stirring blade (33) connected to the stirring shaft (31) and a water discharging hole (34) formed in the stirring blade (33), and the second motor (32) is located at the top of the stirring bin (21);

put in device (4) including connecting delivery pipe (41) on stirring storehouse (21), connect water pump (42) on delivery pipe (41), adjusting box (43) of sliding connection on frame (1), connect bracing piece (44) on adjusting box (43) lateral wall, articulate pipe box (45) on adjusting box (43) lateral wall, slider (46) of sliding connection on bracing piece (44), connect connection rope (47) and I-shaped wheel (48) of fixed connection on slider (46) lateral wall on adjusting box (43) lateral wall, it deviates from bracing piece (44) one end and connects on pipe box (45) lateral wall to connect rope (47), connect rope (47) around establishing on wheel (48), delivery pipe (41) deviate from stirring storehouse (21) one end and wear to establish in pipe box (45).

2. The automated particle seeding apparatus for a deep water towing tank PIV of claim 1, wherein: bracing piece (44) are provided with two, two on frame (1) support frame parallel arrangement, two the equal fixed connection of support frame is on regulating box (43) lateral wall, be equipped with in regulating box (43) and be used for adjusting gliding adjusting part (5) of bracing piece (44) on frame (1), adjusting part (5) are including rotating gear (51) of connection in regulating box (43), motor three (52) of being connected with gear (51) axle center and tooth (53) of setting on frame (1), motor three (52) set up in the regulating box (43) outside, and are a plurality of tooth (53) set up along frame (1) direction of height.

3. The automatic particle scattering device for the deep water towing tank PIV according to claim 2, characterized in that: frame (1) wears to establish on regulating box (43), be equipped with gib block (431) along frame (1) direction of height on frame (1), be equipped with guide block (431) on regulating box (43) inside wall, set up spout (432) with gib block (11) sliding fit on guide block (431) lateral wall.

4. The automated particle seeding apparatus for a deep water towing tank PIV of claim 1, wherein: the side wall of the pipe sleeve (45) is provided with a square groove (451), the side wall of the pipe sleeve (45) is provided with a sliding cavity (452), the cross-sectional area of the sliding cavity (452) is larger than that of the square groove (451), a moving block (453) is connected onto the pipe sleeve (45) in a sliding mode, a limiting groove (454) in sliding fit with the square groove (451) is formed in the moving block (453), one end of the moving block (453) is located in the sliding cavity (452), the other end of the moving block (453) is located on the outer side of the pipe sleeve (45), and the connecting rope (47) is connected onto the moving block (453).

5. The automated particle seeding apparatus for a deep water towing tank PIV of claim 1, wherein: two-way screw rods (442) are rotatably connected between the two support rods (44), one end of each two-way screw rod (442) is connected with a motor IV (443) for driving the two-way screw rods (442) to rotate, the two-way screw rods (442) and the two support rods (44) are arranged in parallel, and the two sliding blocks (46) which are connected to the two support rods (44) in a sliding mode are respectively connected to the two ends of each two-way screw rod (442) in a threaded mode.

6. The automated particle seeding apparatus for a deep water towing tank PIV of claim 1, wherein: discharge pipe (41) deviate from stirring storehouse (21) one end and are connected with dispersion piece (6), dispersion piece (6) include with the cloth ring (61) of discharge pipe (41) intercommunication with set up scattered cloth hole (62) on cloth ring (61), the circumferencial direction of cloth ring (61) is evenly seted up in scattered cloth hole (62).

7. The automated particle seeding apparatus for a deep water towing tank PIV of claim 6, wherein: be connected with connecting pipe (63) on discharge pipe (41), connecting pipe (63) are connected with a plurality of branch pipes (64) all around, and are a plurality of branch pipe (64) deviate from connecting pipe (63) one end and are connected with scattering ring (61) inner ring lateral wall, and are a plurality of branch pipe (64) are along scattering ring (61) circumferencial direction and evenly set up, discharge pipe (41), connecting pipe (63), branch pipe (64) and scattering ring (61) communicate in proper order.

8. The automated particle seeding apparatus for a deep water towing tank PIV of claim 1, wherein: limiting pieces (481) are fixedly welded on the side wall of the spool (48), and the connecting rope (47) penetrates between the spool body of the spool (48) and the limiting pieces (481).

9. The automated particle seeding apparatus for a deep water towing tank PIV of claim 1, wherein: stirring vane (33) are provided with the multiunit along (mixing) shaft (31) direction of height, stirring vane (33) are the slope setting for (mixing) shaft (31) axis.

10. The automated particle seeding apparatus for a deep water towing tank PIV of claim 1, wherein: be equipped with on the bottom lateral wall in stirring storehouse (21) solid fixed ring (7), gu fixed ring (7) are located delivery pipe (41) top, gu fixed ring (7) inside wall has seted up mounting groove (71), mounting groove (71) internal rotation is connected with swivel becket (72), be equipped with a plurality of blades (73) of breaing up in swivel becket (72) along its circumferencial direction, it is a plurality of break up the equal slope setting of blade (73).