CN220654555U

CN220654555U - Spraying device

Info

Publication number: CN220654555U
Application number: CN202322361692.XU
Authority: CN
Inventors: 李仲豪; 李建立
Original assignee: Henan Fengfengwu Environmental Technology Co ltd
Current assignee: Henan Fengfengwu Environmental Technology Co ltd
Priority date: 2023-08-31
Filing date: 2023-08-31
Publication date: 2024-03-26
Anticipated expiration: 2033-08-31

Abstract

The spray device comprises a spray head assembly arranged at the front end of a hollow grab handle, wherein the spray head assembly comprises an adapter, a rotary nozzle body and a fixed nozzle body, a circular cavity is arranged in the fixed nozzle body, a water outlet hole communicated with the circular cavity is arranged on the outer end surface of the fixed nozzle body, the rotary nozzle body is rotationally sleeved at the outer end of the fixed nozzle body, a plurality of atomization spray holes of different types are uniformly distributed on the end surface of the rotary nozzle body, the inner end surface of the rotary nozzle body is attached to the outer end surface of the fixed nozzle body to form a rotary sealing surface, the atomization spray holes can coaxially correspond to the water outlet hole, an inner pipe body is arranged in the hollow grab handle, and the spray head assembly is connected with the inner pipe body through the adapter; the inner end of the circular cavity is provided with a square boss positioned below the water outlet hole, and the size of the square boss is smaller than that of the circular cavity; the device is convenient and fast to the switching process of atomizing state to reduced atomizer's overall dimension, spouted medicine operation's flexibility is good, uses and experiences better, does benefit to marketing.

Description

Spraying device

Technical Field

The utility model relates to the field of pesticide spraying, in particular to a spraying device.

Background

In order to ensure healthy growth of greening plants or crops and prevent insect attack, agricultural pesticides are required to be sprayed on the plants regularly to kill pests, so that an agricultural pesticide sprayer for spraying the agricultural pesticides is an essential tool for preventing and controlling insect pests.

The pesticide sprayer mainly comprises a pesticide box, a pressure device and a spraying device, and when the pesticide sprayer works, pesticide in the pesticide box is pushed to the spraying device through the pressure device, and then spraying operation is carried out through the spraying device.

The spraying device in the current market mainly comprises a long spraying rod and a spray head arranged at the front end of the long spraying rod, wherein the long spraying rod is inconvenient to store and transfer, and the phenomenon of collision and damage of the spraying rod often occurs; in addition, in order to switch the spraying form, the spraying mode is mainly realized by replacing different types of spray heads, the operation of the switching mode is troublesome, and the switching is realized by simultaneously arranging different types of spray heads at the end part of a spray rod, so that the weight and the size of the front end of the spraying device can be increased, the flexibility of the spraying operation is not improved, and the use experience is poor.

Disclosure of Invention

In order to solve the above problems, the present utility model provides a spraying device.

The technical scheme of the utility model is as follows: the spray device comprises a spray head assembly arranged at the front end of a hollow grab handle, wherein the spray head assembly comprises an adapter, a rotary nozzle body and a fixed nozzle body, a circular cavity is arranged in the fixed nozzle body, a circular water outlet communicated with the circular cavity is arranged on the outer end surface of the fixed nozzle body, the rotary nozzle body is rotationally sleeved at the outer end of the fixed nozzle body and is in sealing connection with the fixed nozzle body, a plurality of atomization spray holes of different types are uniformly distributed on the end surface of the rotary nozzle body, the inner end surface of the rotary nozzle body is attached to the outer end surface of the fixed nozzle body to form a rotary sealing surface, the atomization spray holes can coaxially correspond to the water outlet, an inner pipe body is arranged in the hollow grab handle along the axial direction, and the spray head assembly is connected with the inner pipe body through the adapter;

the inner end of the round chamber is provided with a square boss positioned below the water outlet hole, the square boss is arranged along the radial direction, and the size of the square boss is smaller than that of the round chamber.

Preferably, the atomizing spray hole comprises a circular atomizing spray hole A, a circular atomizing spray hole B and a square atomizing spray hole, and other atomizing spray holes can be arranged according to requirements, wherein the size of the circular atomizing spray hole A is smaller than that of the circular atomizing spray hole B.

Preferably, the inner end threaded connection of the rotary nozzle body has a stop collar, the inner end face of this stop collar is equipped with annular limiting plate, the middle part of the fixed nozzle body is equipped with spacing step, annular limiting plate keeps off in spacing step department.

Preferably, the side of stop collar is equipped with the reference bar that radially corresponds with the apopore, and the lateral surface equipartition of the rotatory nozzle body has a plurality of alignment bars, and the reference bar is unanimous with the direction of alignment bar, and every alignment bar radially corresponds with different atomizing orifices respectively.

Preferably, the adapter comprises a circular inner joint body and a circular outer joint body which are integrally connected through threads, wherein the outer end of the inner joint body is connected with the inner pipe body, the outer end of the outer joint body is connected with the circular chamber, stepped holes are formed in the inner joint body and the outer joint body, the two stepped holes are mutually abutted to form a first circular mixing chamber, a second circular mixing chamber and a third circular mixing chamber, and the radial size of the second mixing chamber is larger than that of the first mixing chamber and the third mixing chamber.

Preferably, the outer side surface of the outer joint body and the outer side surface of the inner end part of the fixed nozzle body are both in an outer hexagonal structure.

Preferably, a support is arranged at the lower part of the front end of the hollow grab handle, an irradiation lamp with the same irradiation direction and the same spraying direction is arranged in the support, and the irradiation lamp is in a detachable structure.

Preferably, the hollow grab handle is internally provided with a self-locking key capable of automatically rebounding, a pressure plate switch hinged with the hollow grab handle is arranged below the self-locking key, and a pressure head corresponding to the self-locking key is arranged in the middle of the inner surface of the pressure plate switch.

Preferably, the tail end of the hollow grab handle is connected with a flexible water pipe connected with a water pipe, the end part of the flexible water pipe is provided with an elastic hook body, the tail end of the hollow grab handle is provided with a circular hanging seat, and the elastic hook body is hooked into the hanging seat to connect the flexible water pipe with the hollow grab handle.

Preferably, the atomizing spray hole is arranged in the columnar head, a through hole is arranged on the end face of the rotary nozzle body, the columnar head is fixedly sleeved in the through hole, and the length of the columnar head is the same as the depth of the through hole.

The beneficial technical effects of the utility model are as follows:

(1) This atomizer will mix water pesticide through the inside body in the cavity grab handle and carry to the circular cavity of fixed nozzle body in, then flow out from the apopore and enter into atomizing orifice blowout and spout the medicine, but through rotating rotatory nozzle body switching different grade type's atomizing orifice corresponds with the apopore, realize the quick switch of different spraying forms, this atomizer need not switch the spraying form through dismantling the shower nozzle or set up the mode of a plurality of shower nozzles simultaneously, switching process convenient and fast to can reduce atomizer's overall dimension, the flexibility of spraying medicine operation is good, and use experience is better, does benefit to marketing.

(2) The square boss in the circular cavity of the spraying device is arranged below the water outlet, water flow can be quickly guided upwards to enter the water outlet after contacting the square boss, the flow speed is increased, the atomization effect of the spray head can be improved, the square boss can also play a disturbance mixing role on the water flow, the pesticide and the water flow can be fully mixed after passing through the three-stage mixing cavity in the adapter, and therefore the pest killing effect of greening plants or crops can be improved.

(3) This atomizer has built-in inside body in cavity grab handle, has replaced traditional atomizer's spray rod, and the structure is small and exquisite, deposits and carries the difficult phenomenon of bending that bumps that appears, spouts medicine operation's flexibility good.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic side elevational view of the present utility model;

FIG. 3 is a cross-sectional view taken along A-A of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3;

FIG. 5 is a B-B cross-sectional view of FIG. 4;

FIG. 6 is a schematic perspective view of a rotary nozzle body;

fig. 7 is a schematic perspective view of a fixed nozzle body.

In the drawings, 01, spray head assembly, 11, rotating nozzle body, 111, circular atomizing spray orifice A, 112, circular atomizing spray orifice B, 113, square atomizing spray orifice, 114, alignment strip, 12, fixed nozzle body, 121, circular chamber, 122, water outlet, 123, rotating sealing surface, 124, square boss, 13, stop collar, 131, annular stop plate, 132, reference strip, 14, adapter, 141, inner adapter body, 142, outer adapter body, 143, first mixing chamber, 144, second mixing chamber, 145, third mixing chamber, 02, hollow grip, 21, irradiation lamp, 22, self-locking key, 23, pressure plate, 231, pressure head, 24, hitch seat, 25, inner tube, 26, button, 27, reflecting mirror, 28, hangers, 29, reinforcing plate, 31, flexible water tube, 32, elastic hook body, 41.

Detailed Description

Referring to fig. 1-7 of the specification, a spraying device comprises a spraying head assembly 01 installed at the front end of a hollow grab handle 02, the spraying head assembly 01 comprises an adapter 14, a rotary nozzle body 11 and a fixed nozzle body 12, a circular cavity 121 is arranged in the fixed nozzle body 12, a water outlet 122 communicated with the circular cavity 121 is arranged on the outer end face of the circular cavity 121, the rotary nozzle body 11 is rotationally sleeved at the outer end of the fixed nozzle body 12, a rotary sealing strip is arranged between the rotary nozzle body 11 and the fixed nozzle body 12, a watertight sealing state is ensured between the rotary sealing strip and the rotary grab handle, a plurality of different types of atomization spraying holes are uniformly distributed on the end face of the rotary nozzle body 11, the inner end face of the rotary nozzle body 11 is jointed with the outer end face of the fixed nozzle body 12 to form a rotary sealing face 123, the atomization spraying holes can coaxially correspond to the water outlet 122, the rotary nozzle can be correspondingly switched with the water outlet 122, the switching process is convenient and rapid, the overall size of the spraying device can be reduced, the flexibility of spraying operation is good, an inner pipe 25 is arranged in the hollow grab handle 02, the spraying head assembly 01 is connected with the inner pipe 25 through the adapter 14 and the inner pipe 25 through the bottom of the inner pipe 25;

the inner of the circular cavity 121 is provided with a square boss 124 below the water outlet 122, the size of the square boss 124 is smaller than that of the circular cavity 121, water flow can be quickly guided upwards to enter the water outlet 122 after passing through the square boss 124, the flow speed is increased, the atomization effect of the spray head can be improved, and the square boss 124 can also play a disturbance mixing role on the water flow.

The atomizing spray holes comprise a circular atomizing spray hole A111, a circular atomizing spray hole B112 and a square atomizing spray hole 113, the size of the circular atomizing spray hole A111 is smaller than that of the circular atomizing spray hole B112, the atomizing spray holes in different shapes can form atomizing states in different shapes, the number and the shape of the atomizing spray holes can be specifically set according to requirements, and reinforcing plates 29 are arranged on the end face of the rotary nozzle body 11 among the three atomizing spray holes.

The inner end threaded connection of the rotary nozzle body 11 has a stop collar 13, the inner end face of this stop collar 13 is equipped with annular limiting plate 131, the middle part of the fixed nozzle body 12 is equipped with spacing step, annular limiting plate 131 keeps off in spacing step department, through this stop collar 13 axial spacing of rotary nozzle body 11, it can only rotate outside the fixed nozzle body 12 to adjust the spraying state to restrain it.

The side of stop collar 13 is equipped with the reference bar 132 that radially corresponds with apopore 122, and the lateral surface equipartition of rotatory nozzle body 11 has a plurality of alignment bars 114, and every alignment bar 114 radially corresponds with different atomizing orifice respectively, and reference bar 132 and alignment bar 114 are to the coaxial correspondence of explanation atomizing orifice and apopore 122 after that, avoid appearing atomizing orifice and apopore 122 to align the phenomenon that leads to the spraying effect not good.

The adapter 14 includes an inner adapter body 141 and an outer adapter body 142 that are connected as a whole by threads, the outer end of the inner adapter body 141 is connected with the inner pipe body 25, the outer end of the outer adapter body 142 is connected with the circular chamber 121, stepped holes are respectively arranged in the inner adapter body 141 and the outer adapter body 142, the two stepped holes are mutually butted to form a first mixing chamber 143, a second mixing chamber 144 and a third mixing chamber 145, the radial size of the second mixing chamber 144 is larger than that of the first mixing chamber 143 and the third mixing chamber 145, the pesticide and water enter into the first mixing chamber 143 to form primary mixing, then enter into the second mixing chamber 144 to accelerate mixing, enter into the third mixing chamber 145 to mix and flow out, and a three-stage mixing structure with good mixing effect is formed.

The outer side surface of the outer joint body 142 and the outer side surface of the inner end part of the fixed nozzle body 12 are both in an outer hexagonal structure, and the outer hexagonal structure is used for screwing by using a wrench, so that the connection firmness between the outer joint body 142 and the fixed nozzle body 12 is improved.

The lower part of cavity grab handle 02 front end is equipped with the support, installs the consistent irradiation lamp 21 of irradiation direction and spraying direction in this support, and this irradiation lamp 21 is used for shining crops and afforestation plant, does benefit to the serious position of discovery insect pest, carries out atomizing and spouts the medicine focus, and the rear end of cavity grab handle 02 is equipped with hangers 28.

The inside of cavity grab handle 02 is installed auto-lock button 22, this auto-lock button 22 is used for controlling opening and stopping of the internal pressure device of medical kit, and be equipped with three button 26 in the upper portion of cavity grab handle 02, these three button 26 are used for controlling pressure device's power, adjust the device atomizing scope, be equipped with reflector surface 27 in the front end of cavity grab handle 02 simultaneously, be equipped with in the below of auto-lock button 22 with cavity grab handle 02 articulated clamp plate 23 switch, be equipped with the pressure head 231 that corresponds with auto-lock button 22 in the middle of the internal surface of clamp plate 23 switch, hold cavity grab handle 02 and spout the in-process of medicine, the finger holds and presses clamp plate 23 switch accessible inside pressure head 231 and opens or close auto-lock button 22, consequently the opening and stopping of the control atomizing medicine of can convenient and fast.

The tail end of the hollow grab handle 02 is connected with a flexible water pipe 31 connected with a water pipe, the end part of the flexible water pipe 31 is provided with an elastic hook body 32, the tail end of the hollow grab handle 02 is provided with a hanging seat 24, the elastic hook body 32 is hooked into the hanging seat 24 to connect the flexible water pipe 31 with the hollow grab handle 02, and the flexible water pipe 31 and the hollow grab handle 02 are connected in a convenient manner, so that the flexible water pipe 31 and the hollow grab handle 02 are convenient to detach and assemble and convenient to maintain.

The atomizing orifice set up in column head 41, be equipped with the through-hole on the terminal surface of rotatory nozzle body 11, the fixed suit of column head 41 is in the through-hole, and atomizing orifice long-term use aperture appears changing and leads to atomizing effect not good, can change new atomizing orifice through changing column head 41, does not need the whole rotatory nozzle body 11 of changing, does benefit to saving use cost.

The application method of the utility model is as follows: the first step, the rotary spray head body is rotated according to the form of atomizing spray medicine required, and after the alignment strip 114 of the atomizing spray hole of the form is aligned with the reference strip 132, the atomizing spray hole and the water outlet 122 coaxially correspond; secondly, holding the grab handle to enable the spray head assembly 01 to face crops or greening plants, then pressing the switch of the pressing plate 23 by fingers, pressing the self-locking key 22 by the pressing head 231 of the switch of the pressing plate 23, and starting a pressure device in the medicine chest; thirdly, the water-blended pesticide enters the inner pipe body 25 from the flexible water pipe 31, enters the first mixing chamber 143 in the swivel head from the inner pipe body 25 to form primary mixing, enters the second mixing chamber 144 to accelerate mixing, enters the third mixing chamber 145 to mix and flow out, and enters the circular chamber 121 of the fixed nozzle body 12; fourthly, after the water flow contacts the square boss 124 in the circular chamber 121, the water flow is quickly guided upwards to enter the water outlet hole 122, so that the flow speed is increased, meanwhile, the square boss 124 plays a disturbance mixing role on the water flow, and the pesticide and the water are fully mixed in combination with the three-stage mixing chamber in the adapter 14; and fifthly, enabling the fully mixed medicines to enter the atomization spray holes from the water outlet holes 122 to be atomized and sprayed onto crops or greening plants, and controlling plant diseases and insect pests.

Claims

1. A spraying device, characterized by:

the spray head assembly comprises an adapter, a rotary nozzle body and a fixed nozzle body, wherein a circular cavity is formed in the fixed nozzle body, a water outlet hole communicated with the circular cavity is formed in the outer end face of the fixed nozzle body, the rotary nozzle body is rotationally sleeved at the outer end of the fixed nozzle body, a plurality of atomization spray holes of different types are uniformly distributed on the end face of the rotary nozzle body, the inner end face of the rotary nozzle body is attached to the outer end face of the fixed nozzle body to form a rotary sealing face, the atomization spray holes can coaxially correspond to the water outlet hole, an inner pipe body is arranged in the hollow handle, and the spray head assembly is connected with the inner pipe body through the adapter;

the inner end of the round cavity is provided with a square boss positioned below the water outlet hole, and the size of the square boss is smaller than that of the round cavity.

2. A spray device according to claim 1, wherein: the atomizing spray hole comprises a circular atomizing spray hole I, a circular atomizing spray hole II and a square atomizing spray hole, and the size of the circular atomizing spray hole I is smaller than that of the circular atomizing spray hole II.

3. A spray device according to claim 1, wherein: the inner end threaded connection of the rotatory nozzle body has the stop collar, and the inner end face of this stop collar is equipped with annular limiting plate, and the middle part of the fixed nozzle body is equipped with spacing step, and annular limiting plate keeps off in spacing step department.

4. A spray device according to claim 3, wherein: the side of stop collar is equipped with the reference strip that radially corresponds with the apopore, and the lateral surface equipartition of rotatory nozzle body has a plurality of alignment strips, and every alignment strip radially corresponds with different atomizing orifice respectively.

5. A spray device according to claim 1, wherein: the adapter include screwed connection internal joint body and external connection body as an organic whole, the outer end and the inside body coupling of internal joint body, the outer end and the circular cavity of external connection body are connected, internal and external joint are internal all to be equipped with the step hole, two step holes dock each other and form first mixed cavity, second mixed cavity and third mixed cavity, the radial dimension of second mixed cavity is greater than the radial dimension of first mixed cavity and third mixed cavity.

6. A spray device as claimed in claim 5, wherein: the outer side surface of the outer joint body and the outer side surface of the inner end part of the fixed nozzle body are both of an outer hexagonal structure.

7. A spray device according to claim 1, wherein: the lower part of the front end of the hollow grab handle is provided with a support, and an irradiation lamp with the irradiation direction consistent with the spraying direction is arranged in the support.

8. A spray device according to claim 1, wherein: the hollow grab handle is characterized in that a self-locking key is arranged in the hollow grab handle, a pressing plate switch hinged with the hollow grab handle is arranged below the self-locking key, and a pressing head corresponding to the self-locking key is arranged in the middle of the inner surface of the pressing plate switch.

9. A spray device according to claim 1, wherein: the tail end of the hollow grab handle is connected with a flexible water pipe connected with a water pipe, the end part of the flexible water pipe is provided with an elastic hook body, the tail end of the hollow grab handle is provided with a hanging seat, and the elastic hook body is hooked into the hanging seat to connect the flexible water pipe with the hollow grab handle.

10. A spray device according to claim 1, wherein: the atomizing spray hole is arranged in the columnar head, a through hole is arranged on the end face of the rotary nozzle body, and the columnar head is fixedly sleeved in the through hole.