CN217088979U - Cross-flow air curtain spraying device - Google Patents
Cross-flow air curtain spraying device Download PDFInfo
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- CN217088979U CN217088979U CN202220414531.5U CN202220414531U CN217088979U CN 217088979 U CN217088979 U CN 217088979U CN 202220414531 U CN202220414531 U CN 202220414531U CN 217088979 U CN217088979 U CN 217088979U
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Abstract
The utility model relates to a cross-flow air curtain spraying device, which comprises a mounting rack, wherein a plurality of cross-flow fans are arranged on the mounting rack, transmission shafts coaxial with the cross-flow fans are arranged on the cross-flow fans in a penetrating way, two ends of each transmission shaft penetrate out from two ends of each cross-flow fan and are fixedly connected with the cross-flow fans, two adjacent cross-flow fans are connected through a coupling, the transmission shafts are connected with a power device for driving the cross-flow fans to rotate, and air outlets of the cross-flow fans are provided with nozzles; the utility model discloses a through-flow air curtain atomizer, be equipped with the through-flow fan on the mounting bracket, wear to establish the transmission shaft through in the through-flow fan of prior art, the transmission shaft drives the through-flow fan rotatory, do not need through-flow fan self to transmit the moment of torsion, thereby it is rotatory to realize that a power device drives a plurality of through-flow fans that connect gradually, a plurality of through-flow fans are used for producing the air curtain, the air outlet of through-flow fan is equipped with the nozzle, it is big to have wind-force, even advantage, greatly improve the penetrability of fog drop and cover the homogeneity on the crop.
Description
Technical Field
The utility model relates to the field of agricultural machinery, specifically a through-flow air curtain atomizer.
Background
In the existing air curtain spraying technology of agricultural machinery, generally, airflow generated by a fan enters an air sac and is blown out of an air outlet to drive fog drops sprayed by a nozzle near the air outlet to be sprayed to a target. The technology has the following defects: 1, the size of air flow in the air sac is in a state of large middle and small two ends, so that the wind power at the nozzle in the middle is far greater than that at the nozzles at the two ends, and the penetrability of the air-assisted spray in the transverse direction is inconsistent; 2, the air flow generated by the fan flows to the air outlets at the far and near positions in the air bag, so that large energy loss is caused; 3, the technology is applied and has higher cost.
Disclosure of Invention
An object of the utility model is to provide a through-flow air curtain atomizer is not enough in order to solve the aforesaid.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cross-flow air curtain atomizer, cross-flow air curtain atomizer includes the mounting bracket, install a plurality of cross-flow fan along its length direction distribution on the mounting bracket, wear to be equipped with rather than coaxial transmission shaft on the cross-flow fan, the transmission shaft both ends are worn out and transmission shaft and cross-flow fan fixed connection from cross-flow fan both ends, pass through coupling joint between two adjacent cross-flow fans, the transmission shaft is connected with its pivoted power device of drive, cross-flow fan's air outlet is provided with the nozzle.
In some embodiments, the mounting frame and the cross-flow fan are horizontally arranged, the mounting frame comprises a middle frame and side frames connected to two sides of the middle frame, and the middle frame and the two side frames are respectively provided with a plurality of horizontal cross-flow fans and nozzles positioned at air outlets of the cross-flow fans.
In some embodiments, the middle frame and the two side frames are hinged and connected with an electric telescopic rod, a hydraulic rod or a stepping motor for adjusting the angle of the side frames, the side frames are hinged and connected with the middle frame so that the angle of the side frames can be adjusted, and the electric telescopic rod, the hydraulic rod or the stepping motor drives the side frames to rotate around the vertical axis to be perpendicular to the middle frame to reduce the transverse width for transition movement.
In some embodiments, the mounting frame comprises at least one side frame on which a crossflow blower and nozzle are provided for spraying the sides of the crop.
In some embodiments, two side frames are arranged, an air-assisted spraying device is arranged between the two side frames, and a space corresponding to the row width of crops is arranged between the two side frames and the air-assisted spraying device.
In some embodiments, two side frames are provided, and a space for crop passing is formed between the two side frames. The cross-flow fans and the nozzles on the two side frames simultaneously carry out air-assisted spraying on two sides of crops, so that the spraying operation efficiency is improved. The mounting rack also comprises a top frame positioned above the space between the two side frames, and a cross-flow fan and a nozzle for spraying crops from the top of the crops are arranged on the top frame.
In some embodiments, the transmission shafts on the two side frames and the transmission shaft on the top frame are in transmission connection through bevel gear pairs. The transmission shafts on the two side frames are in transmission connection with the transmission shaft on the top frame and can be driven by a power device at the same time.
In some embodiments, the axial lines of the transmission shafts on the two side frames are arranged in a non-parallel mode, the air outlets of the cross flow fans on the two side frames are not in bilateral symmetry, and the influence on penetrability caused by mutual offset of air pressure blown out by the cross flow fans on two sides of crops cannot occur.
In some embodiments, the number of the mounting frames is two, a connecting frame is connected between the two mounting frames, and the two mounting frames are symmetrically mounted on the connecting frame in a left-right mode.
Based on the technical scheme, the utility model discloses cross-flow air curtain atomizer, be equipped with cross-flow fan on the mounting bracket, wear to establish the transmission shaft through in prior art's cross-flow fan, it is rotatory that the transmission shaft drives cross-flow fan, impeller self that does not need cross-flow fan comes the transmission moment of torsion, thereby it is rotatory to realize that a power device drives a plurality of cross-flow fan that connect gradually, a plurality of cross-flow fan are used for producing the air curtain, cross-flow fan's air outlet is equipped with the nozzle, the air curtain that cross-flow fan produced carries the droplet and blows to the crop, it is big to have wind-force, even advantage, greatly improve the penetrability of droplet and cover the homogeneity on the crop.
Drawings
FIG. 1 is a perspective view of a cross-flow air curtain spray assembly according to one embodiment (the mounting frame includes a middle frame and two side frames);
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a schematic view of the embodiment of FIG. 1 with the two side frames folded;
FIG. 4 is a schematic structural view of another embodiment of a cross-flow air curtain spray apparatus (the mounting bracket includes two side frames);
FIG. 5 is a schematic structural view of another embodiment of a through-flow air curtain spray apparatus (comprising two mounting brackets having a top bracket and two side brackets);
FIG. 6 is a schematic view of the transmission connection between the transmission shaft of the top frame and the transmission shaft of the side frame;
FIG. 7 is a schematic view of the embodiment of FIG. 1 with two mounting brackets folded;
FIG. 8 is a schematic structural view of another embodiment of a through-flow air curtain spray apparatus (the mounting frame includes two side frames with air-fed spray apparatus);
fig. 9 is a schematic view of the embodiment of fig. 8 with the side frames folded.
The reference numbers in the figures are: 1-cross flow fan, 2-nozzle, 3-middle frame, 4-side frame, 5-transmission shaft, 6-coupler, 7-power device, 8-side frame, 9-transmission mechanism, 10-top frame, 11-bevel gear pair, 12-connecting frame, 13-air-supply type spraying device and 14-shell.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In some embodiments. FIG. 1 shows a schematic perspective view of a cross-flow air curtain spray apparatus according to one embodiment of the present disclosure. The cross-flow air curtain spraying device disclosed based on the attached figures 1-2 comprises a mounting frame, wherein the mounting frame is used for mounting and fixing a plurality of cross-flow fans 1 and nozzles 2. The nozzle is connected with an external liquid supply container through a pipeline. The nozzle 2 ejects the liquid in the form of droplets. The mounting frame comprises a middle frame 3 and side frames 4 connected to two sides of the middle frame 3, and a plurality of horizontal cross-flow fans 1 are mounted on the middle frame 3 and the two side frames 4.
The cross-flow fan 1 adopts a common structure in the prior art and mainly comprises an impeller, a back plate, a volute tongue, an air inlet and an air outlet. The detailed structure thereof is not described again.
The cross-flow fans 1 are all provided with transmission shafts 5 which are coaxial with the cross-flow fans, two ends of each transmission shaft 5 are fixedly connected with the impellers of the cross-flow fans 1, and the transmission shafts 5 drive the impellers of the cross-flow fans 1 to rotate. The transmission shafts 5 of the cross flow fans 1 on the middle frame 3 are connected through the shaft couplings 6. The transmission shafts 5 of the cross-flow fans 1 on the two side frames 4 are also connected through couplings 6. The air outlet of the cross flow fan 1 is provided with a plurality of nozzles 2. The air blown out by the cross-flow fan 1 forms an air curtain and carries the fog drops sprayed out by the nozzle 2 to blow towards crops.
It can be seen that two adjacent transmission shafts 5 on the middle frame 3 are connected through a coupler 6, and two adjacent transmission shafts 5 on the two side frames 4 are also connected through a coupler 6. Therefore, only one power device 7 for driving the transmission shaft 5 to rotate is needed on each of the middle frame 3 and the two side frames 4, and the power device 7 can be a hydraulic motor or an electric motor. The transmission shafts 5 of two adjacent cross flow fans 1 are connected by using the shaft couplings 6, so that the installation, the disassembly and the maintenance are convenient.
As shown in fig. 1 to 3, in the present embodiment, the two side frames 4 are hinged to the middle frame 3. And an electric telescopic rod, a hydraulic rod or a stepping motor is connected between the two side frames 4 and the middle frame 3. Obviously, the angle between the side frame 4 and the middle frame 3 is adjusted by pushing the side frame 4 to rotate through an electric telescopic rod, a hydraulic rod or a stepping motor, and the electric telescopic rod, the hydraulic rod or the stepping motor drives the side frame 4 to rotate around the vertical axis to be perpendicular to the middle frame 3 to reduce the transverse width so as to facilitate transition movement.
In some embodiments, and with reference to fig. 4, the through-flow air curtain spray apparatus of this embodiment comprises a mounting frame comprising at least one side frame 8, the side frame 8 being operatively positioned to the side of the crop row. The side frame 8 is provided with a plurality of cross-flow fans 1 distributed along the length direction of the side frame, transmission shafts 5 coaxial with the cross-flow fans 1 are arranged on the cross-flow fans 1 in a penetrating mode, two ends of each transmission shaft 5 are fixedly connected with impellers of the cross-flow fans 1, and the transmission shafts 5 drive the impellers of the cross-flow fans 1 to rotate to generate air curtains. The air outlet of the cross flow fan 1 is provided with a plurality of nozzles 2. The side frame 8 is positioned at the side of the crops during operation, and the air generated by the cross-flow fan 1 carries fog drops sprayed out by the nozzle 2 to blow to the side of the crops, so that the spraying operation is carried out from the side of the crops.
In addition, the work efficiency is improved. Two side frames 8 are arranged, and a space for accommodating crop rows to pass through is formed between the two side frames 8. The two side frames 8 simultaneously spray both sides of the crop row. In order to reduce cost and weight, the transmission shafts 5 on the two side frames 8 are driven by the same power device 7, the two side frames 8 are in transmission connection with the power device 7 through a transmission mechanism 9, and the transmission mechanism 9 can be a belt pulley mechanism or a chain wheel mechanism.
Of course, to increase the coverage of the droplets on the crop. Referring to fig. 5-7, the mounting frame may further include a top frame 10, and the top frame 10 is provided with a cross-flow fan 1 and a nozzle 2 for spraying the crop from above the crop. Namely, the two side frames 8 spray from the side of the crops, and the top frame 10 sprays from the upper part of the crops, so that the spraying operation from three directions of the crops is formed at the same time, and the spraying device has the advantages of high operation efficiency and high fog drop coverage rate.
In the above embodiment, the top frame 10 is located above and between the two side frames 8. Two ends of the top frame 10 are respectively fixedly connected with the two side frames 8 through a shell 14. Also for cost and weight reduction. The top frame 10 and the two side frames 8 are driven by a power unit 7. Two ends of a transmission shaft 5 on the top frame 10 are respectively in transmission connection with the transmission shafts 5 on the two side frames 8 through bevel gear pairs 11 positioned in a shell 14.
In some embodiments, the air outlets of the cross flow fans 1 on the two side frames 8 are not arranged right and left in a positive opposition, so that the air pressure from the cross flow fans 1 on the two sides of the crop cannot counteract each other to affect the penetrability.
In addition, for improving the utility model discloses a stability when through-flow air curtain atomizer installs on mobile device such as automobile body. The mounting bracket is provided with two, is connected with link 12 between two mounting brackets, and two mounting bracket bilateral symmetry install on link 12. The link frame 12 is mounted on a moving device such as a vehicle body. Form mobile devices such as automobile body bilateral symmetry and carry an installation frame, have better stability.
Referring to fig. 8-9, in some embodiments, two side frames 8 are provided, and an air-assisted spraying device 13 is provided between the two side frames 8, and a space corresponding to the crop row width is provided between each of the two side frames 8 and the air-assisted spraying device 13. That is, in the spraying operation, the air-fed type spraying device 13 is positioned between the two crop rows, and the air-fed type spraying device 13 sprays the two crop rows. The two side frames 8 are respectively positioned at the outer sides of the two crop rows, and the two side frames 8 spray the outer sides of the two crop rows. This embodiment has the advantage of spraying both crops simultaneously. The working efficiency can be improved by times.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The cross-flow air curtain spraying device is characterized by comprising a mounting frame, wherein a plurality of cross-flow fans are mounted on the mounting frame, the cross-flow fans are connected with a power device for driving the cross-flow fans to rotate, transmission shafts coaxial with the cross-flow fans are arranged on the cross-flow fans in a penetrating mode, two ends of each transmission shaft penetrate out of two ends of each cross-flow fan and are fixedly connected with the cross-flow fans, two adjacent cross-flow fans are connected through a coupler, the transmission shafts are connected with the power device for driving, and air outlets of the cross-flow fans are provided with nozzles.
2. The cross-flow air curtain spraying device of claim 1, wherein the mounting frame and the cross-flow fan are horizontally arranged, the mounting frame comprises a middle frame and side frames connected to two sides of the middle frame, and the middle frame and the two side frames are respectively provided with a plurality of horizontal cross-flow fans and nozzles positioned at air outlets of the cross-flow fans.
3. A through-flow air curtain spraying device as recited in claim 2 wherein the middle frame is hinged to both side frames and is connected with an electric telescopic rod, a hydraulic rod or a stepping motor for adjusting the angle of the side frames, the side frames are hinged to the middle frame so that the angle of the side frames can be adjusted, and the electric telescopic rod, the hydraulic rod or the stepping motor drives the side frames to rotate around the vertical axis to be perpendicular to the middle frame to reduce the transverse width for transition movement.
4. The cross-flow air curtain spray apparatus of claim 1 wherein the mounting frame comprises at least one side frame on which is located a cross-flow fan and nozzle for spraying the side of the crop.
5. The through-flow air curtain sprayer of claim 4, wherein two side frames are provided, and an air-assisted sprayer is provided between the two side frames, and a space corresponding to the row width of the crops is provided between the two side frames and the air-assisted sprayer.
6. A through-flow air curtain spray apparatus as claimed in claim 4 wherein two side frames are provided with space therebetween to accommodate the passage of the crop, the mounting further comprising a top frame positioned above and between the two side frames, the top frame being provided with a through-flow fan and nozzle for spraying the crop from above the crop.
7. A through-flow air curtain spray apparatus as claimed in claim 6 wherein the drive shafts on both side frames are in drive connection with the drive shaft on the top frame via a bevel gear pair.
8. The cross-flow air curtain spraying device as claimed in claim 6, wherein the air outlets of the cross-flow fans on the two side frames are not arranged right and left in a positive opposition, so that the air pressure from the cross-flow fans on the two sides of the crop cannot counteract each other to affect the penetrability.
9. The through-flow air curtain spray apparatus of any one of claims 5 to 8 wherein there are two of the mounting brackets, and a connecting bracket is connected between the two mounting brackets, and the two mounting brackets are symmetrically mounted on the connecting bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220414531.5U CN217088979U (en) | 2022-02-28 | 2022-02-28 | Cross-flow air curtain spraying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220414531.5U CN217088979U (en) | 2022-02-28 | 2022-02-28 | Cross-flow air curtain spraying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217088979U true CN217088979U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220414531.5U Active CN217088979U (en) | 2022-02-28 | 2022-02-28 | Cross-flow air curtain spraying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217088979U (en) |
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2022
- 2022-02-28 CN CN202220414531.5U patent/CN217088979U/en active Active
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