CN215775075U - Swinging spray head mechanism and spray rod device - Google Patents
Swinging spray head mechanism and spray rod device Download PDFInfo
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- CN215775075U CN215775075U CN202120975178.3U CN202120975178U CN215775075U CN 215775075 U CN215775075 U CN 215775075U CN 202120975178 U CN202120975178 U CN 202120975178U CN 215775075 U CN215775075 U CN 215775075U
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- 239000007921 spray Substances 0.000 title claims abstract description 189
- 230000007246 mechanism Effects 0.000 title claims abstract description 64
- 239000003814 drug Substances 0.000 abstract description 38
- 239000007788 liquid Substances 0.000 abstract description 37
- 241000607479 Yersinia pestis Species 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 16
- 230000007306 turnover Effects 0.000 abstract description 4
- 230000035515 penetration Effects 0.000 abstract 1
- 238000005507 spraying Methods 0.000 description 27
- 241000196324 Embryophyta Species 0.000 description 16
- 239000000575 pesticide Substances 0.000 description 10
- 241000238631 Hexapoda Species 0.000 description 9
- 201000010099 disease Diseases 0.000 description 9
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 9
- 230000000149 penetrating effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 241000723353 Chrysanthemum Species 0.000 description 3
- 235000007516 Chrysanthemum Nutrition 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model discloses a swinging spray head mechanism and a spray rod device, wherein the swinging spray head mechanism comprises: a base; a motor mounted on the base; the crank of the crank rocker mechanism is rotationally connected with the output shaft of the motor; the spray pipe is arranged on a swing rod of the crank rocker mechanism, two ends of the spray pipe are outlets, and the middle of the spray pipe is provided with an inlet; the nozzle and the spray pipe are arranged on the outlet. The spray bar device comprises: a spray bar body; the vertical spray rods are fixed on the spray rod main body and are downward; the swinging spray head mechanism is fixed at the lower end of the vertical spray rod. The swinging spray head mechanism provided by the embodiment of the utility model extends into the lower part of a plant and the back of a leaf surface, and the swinging airflow sprayed by the spray head disturbs the turnover of the leaf, so that the penetration capability of the liquid medicine in a crop canopy is enhanced, the liquid medicine coverage uniformity is improved, and the pest control effect is improved.
Description
Technical Field
The utility model relates to the technical field of agricultural plant protection machinery, in particular to a swinging spray head mechanism and a spray rod device.
Background
Aiming at high-stem crops under high-density ridge culture modes such as cut-flower chrysanthemum and the like, most of plant diseases and insect pests of the high-stem crops occur at the middle-lower part and the back of leaf surfaces of the plants, liquid medicine hardly penetrates through leaf crown layers of the plants, the amount of liquid medicine really reaching the positions of the plant diseases and insect pests is less, and the effect of preventing the plant diseases and insect pests cannot be realized.
In order to improve the penetrating ability of the spraying liquid medicine in the crop canopy, the uniformity of the liquid medicine coverage and improve the medicine spraying effect, some existing medicine spraying equipment adopts a wind-conveying medicine spraying technology, the liquid medicine sprayed by a spray head is atomized into small fog drops by utilizing strong airflow generated by a fan, the small fog drops are blown to the interior of the crop canopy, and meanwhile, the blades are disturbed by the airflow to overturn, so that the coverage rate of the liquid medicine on the back of the blades is improved. However, the fan is complex in structure and heavy in weight, is difficult to install on a long and wide spray rod spraying device, and cannot adapt to the ridge culture mode planting characteristics of high-stem and high-density crops.
In the process of implementing the utility model, the utility model people find that at least the following problems exist in the prior art:
the existing pesticide spraying mode cannot penetrate the pesticide liquid into the crop canopy to cause the problems of nonuniform pesticide liquid coverage, poor pest control effect and the like.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model aims to provide a swinging spray head mechanism and a spray rod device, which are used for solving the problems of uneven liquid medicine coverage and poor pest control effect caused by the fact that the liquid medicine cannot penetrate through the interior of a crop canopy in the existing medicine spraying mode, are favorable for enhancing the penetrating capacity of the liquid medicine in the crop canopy, improve the liquid medicine coverage uniformity and improve the pest control effect.
According to a first aspect of embodiments of the present invention, there is provided a wobble spray head mechanism comprising: a base; a motor mounted on the base; the crank of the crank rocker mechanism is rotationally connected with the output shaft of the motor; the spray pipe is arranged on a swing rod of the crank rocker mechanism, two ends of the spray pipe are outlets, and the middle of the spray pipe is provided with an inlet; a spray head, the spray tube being mounted on the outlet.
According to a second aspect of embodiments of the present invention there is provided a spray bar apparatus comprising: a spray bar body; the vertical spray rods are fixed on the spray rod main body and are downward; the first aspect of the present invention provides the oscillating nozzle mechanism, wherein the oscillating nozzle mechanism is fixed at the lower end of the vertical spraying rod.
Further, the spray bar body includes: a main spray rod; the pair of primary side spray rods are symmetrically hinged at two ends of the main spray rod; and the tail end of each primary side spray rod is hinged with one secondary side spray rod.
Furthermore, the vertical spraying rods are installed at two ends of the main spraying rod and the secondary side spraying rods.
Further, still include: and two ends of the first folding driving mechanism are respectively fixed on the main spray rod and the primary side spray rod.
Further, the maximum rotation angle of the first folding drive mechanism reaches 90 °.
Further, the first folding drive mechanism includes: one end of the first electric cylinder is hinged to the main spray rod, and the other end of the first electric cylinder is hinged to the primary side spray rod.
Further, still include: and two ends of the second folding driving mechanism are respectively fixed on the primary side spray rod and the secondary side spray rod.
Further, the maximum rotation angle of the second folding drive mechanism may be up to 180 °.
Further, the second folding drive mechanism includes: the four-bar mechanism comprises a first connecting rod, a first connecting piece, a second connecting piece and a second connecting rod which are sequentially connected end to end, wherein the first connecting piece is fixed on the primary side spray rod, and the second connecting piece is fixed on the secondary side spray rod; and one end of the second electric cylinder is hinged to the primary side spray rod, and the other end of the second electric cylinder is hinged to the hinged position of the first connecting rod and the second connecting rod.
The technical scheme provided by the embodiment of the utility model has the following beneficial effects:
aiming at high-stem crops in high-density ridge culture modes such as cut chrysanthemum, most of plant diseases and insect pests of the high-stem crops occur at the middle-lower part and the back of leaf surfaces of the plants, the traditional long-amplitude spray rod liquid medicine top-down spraying mode cannot enable liquid medicine to penetrate through the inside of leaf crown layers of the plants, the liquid medicine which really reaches the position of the plant diseases and insect pests is less, and the effect of preventing the plant diseases and insect pests cannot be realized; the traditional air-assisted spraying technology needs a fan, is complex in structure and heavy in weight, is difficult to fixedly install on a long and wide spray rod spraying device, and cannot adapt to the ridge culture mode planting characteristics of high-stem and high-density crops.
According to the embodiment, the motor provides power for the crank rocker mechanism to swing the spray pipe, the liquid medicine enters from the inlet and is sprayed out from the spray head on the outlet, so that the liquid medicine sprayed by the spray head drives a certain swinging airflow effect, when the pesticide spraying machine conducts pesticide spraying operation, the vertical spray rod is located above the furrow, and the swinging airflow sprayed out by the spray head disturbs the turnover of the blades, so that the penetrating capacity of the liquid medicine in the crop canopy is enhanced, the liquid medicine coverage uniformity is improved, and the pest control effect is improved.
Fixed one or more perpendicular spray lances can realize that the large tracts of land is executed simultaneously and is spouted liquid, erects the spray lance direction down, it fixes to sway the shower nozzle mechanism the lower extreme of perpendicular spray lance, the effect of erecting the spray lance is that to sway the shower nozzle mechanism and stretch into position and blade surface back under the plant, but shower nozzle spun swing air current disturbance blade upset like this is favorable to strengthening the penetrability of liquid medicine in the crop canopy, improves liquid medicine coverage homogeneity and improves the pest control effect.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model, as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.
FIG. 1 is a schematic diagram illustrating a wobble spray head mechanism according to an exemplary embodiment.
FIG. 2 is an exploded front view of a spray bar apparatus shown in accordance with an exemplary embodiment.
FIG. 3 is an exploded top view of a spray bar apparatus shown in accordance with an exemplary embodiment.
FIG. 4 is a schematic diagram illustrating a retracted state of a spray bar apparatus according to an exemplary embodiment.
FIG. 5 is a schematic diagram illustrating a one-stage fold configuration of a spray bar assembly according to an exemplary embodiment.
FIG. 6 is a schematic diagram illustrating a two-stage folding configuration of a spray bar apparatus according to an exemplary embodiment.
In the figure: 1-main spray boom, 2-primary side spray boom, 3-secondary side spray boom, 4-vertical spray boom, 5-swing, 6-first folding driving mechanism, 7-second folding driving mechanism, 8-first mounting rack of electric cylinder, 9-second mounting rack of electric cylinder, 501-motor mounting plate, 502-spray boom, 503-swing link, 504-spray head, 505-first joint bearing, 506-screw rod, 507-second joint bearing, 508-crank, 509-motor, 601-first electric cylinder support lug, 602-first electric cylinder, 603-connecting piece, 604-rotating shaft, 701-second electric cylinder support lug, 702-second electric cylinder, 703-first connecting rod, 704-first connecting piece, 705-second connecting piece and 706-second connecting rod.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the utility model, as detailed in the appended claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
Referring to fig. 1, an embodiment of the present invention provides a wobble spray head mechanism, which may include: a base 501; a motor 509, wherein the motor 509 is mounted on the base 501; a crank and rocker mechanism, wherein a crank of the crank and rocker mechanism is rotationally connected with an output shaft of the motor 509; the spray pipe 502 is installed on a swing rod 503 of the crank rocker mechanism, two ends of the spray pipe 502 are outlets, and the middle part of the spray pipe is provided with an inlet; a spray head 504, said spray tube 502 being mounted on said outlet.
Aiming at high-stem crops with high density ridge culture modes such as cut chrysanthemum, most of plant diseases and insect pests of the high-stem crops occur at the middle-lower part and the back of leaf surfaces of the plants, the traditional long-amplitude spray rod liquid medicine top-down spraying mode cannot penetrate the liquid medicine into the leaf crown layers of the plants, the liquid medicine which really reaches the disease and insect pest positions is less, and the disease and insect pest prevention effect cannot be realized; the traditional air-assisted spraying technology needs a fan, is complex in structure and heavy in weight, is difficult to fixedly install on a long and wide spray rod spraying device, and cannot adapt to the ridge culture mode planting characteristics of high-stem and high-density crops.
The embodiment of the utility model provides a swinging spray head mechanism, wherein a motor 509 provides power for a crank rocker mechanism to realize the swinging of a spray pipe 502, liquid medicine enters from an inlet and is sprayed out from a spray head 504 on an outlet, so that the liquid medicine sprayed by the spray head drives a certain swinging airflow effect, when a pesticide spraying machine conducts pesticide spraying operation, a vertical spray rod is positioned above a furrow, and the swinging airflow sprayed by the spray head disturbs the turnover of blades, thereby being beneficial to enhancing the penetrating capability of the liquid medicine in a crop canopy, improving the covering uniformity of the liquid medicine and improving the pest control effect.
Specifically, the swinging nozzle mechanism 5 mainly comprises a base 501, a nozzle 502, a swing rod 503, a nozzle 504, a first knuckle bearing 505, a screw 506, a second knuckle bearing 507, a crank 508 and a motor 509; the base 501 is fixed at the lower end of the vertical spraying rod 4 through a bolt connection, the motor 509 can be a brushless speed reduction motor and is fixed at the lower end of the base 501 through a bolt connection, the output shaft of the motor 509 is fixedly connected with one end of a crank 508 through a thread, the other end of the crank 508 is fixedly connected with a second knuckle bearing 507 through a bolt, the bearing end of the knuckle bearing 507 is fixedly connected with the crank 508 through a bolt, the other end of the knuckle bearing is connected with a screw 506 through a thread, the two ends of the screw 506 are fixedly connected with a first knuckle bearing 505 and a second knuckle bearing 507 through threads, the bearing end of the first knuckle bearing 505 is fixedly connected with a swinging rod 506 through a bolt, the left side of the swinging rod 503 is connected with the first knuckle bearing 505, the middle end of the swinging rod is connected with the base 501 to form a revolute pair, the spraying pipe 502 can be of a T-shaped structure and is fixed above the swinging rod 503 through welding, and the three ends of the spraying pipe 502 are provided with internal threads, its both sides with shower nozzle 504 passes through screw thread fixed connection, spray tube 502 top screw hole passes through threaded connection with the spray tube of advancing the medicine, motor 509, crank 508, screw rod 506 and pendulum rod 503 constitute crank rocker mechanism, and rotation through motor 509 drives spray tube 502 both ends shower nozzle 504 and realizes the luffing motion for the liquid medicine of shower nozzle 504 spraying drives certain swing air current effect, thereby the upset of disturbance blade is favorable to spraying the liquid medicine to blade canopy inside, has improved the coverage rate and the availability of blade liquid medicine.
Referring to fig. 2-6, embodiments of the present invention also provide a spray bar apparatus that may include: a spray bar body; one or more vertical spray rods 4, wherein the vertical spray rods 4 are fixed on the spray rod main body and are downward; in the swinging nozzle mechanism, the swinging nozzle mechanism is fixed at the lower end of the vertical spray rod 4.
According to the technical scheme, one or more vertical spray rods 4 are fixed on the spray rod main body, so that the large-area simultaneous spraying of pesticide can be realized, the direction of each vertical spray rod 4 faces downwards, the swinging spray head mechanism is fixed at the lower end of each vertical spray rod 4, the vertical spray rods 4 are used for stretching the swinging spray head mechanism into the lower part of a plant and the back of a leaf surface, and the swinging air flow sprayed by the spray heads can disturb the turnover of the leaves, so that the penetrating capacity of pesticide liquid in a crop canopy is enhanced, and the pesticide liquid coverage uniformity and the pest control effect are improved.
In an embodiment of the present invention, the spray bar body includes: a main spray rod 1; the pair of primary side spray rods 2 are symmetrically hinged to two ends of the main spray rod 1; a pair of secondary side spray bars 3, and the tail end of each primary side spray bar 2 is hinged with one secondary side spray bar 3. The spray rod main body is preferably of a symmetrical structure described above, and a single-side cascade structure can also be adopted, and the cascade number (namely the number of the primary side spray rods 2 and the secondary side spray rods 3) can be determined according to actual conditions. The spray rod main body is mainly used as a carrier and is used for bearing the vertical spray rod 4, and a plurality of swinging spray head mechanisms can be simultaneously sprayed by the spray rod main body, so that the efficiency is improved.
Further, main spray lance 1 and second grade side spray lance 3's both ends all install vertical spray lance 4, more specifically first, first order side spray lance 2 is the same with second grade side spray lance 3's length, such overall arrangement for many vertical spray lances 4 realize evenly distributed at the spray lance main part, thereby realize evenly applying the liquid medicine of spouting.
In an embodiment of the present invention, the spray bar body may further include: and two ends of the first folding driving mechanism 6 are respectively fixed on the main spray rod 1 and the primary side spray rod 2. The included angle between the main spray rod 1 and the primary side spray rod 2 can be controlled through the first folding driving mechanism 6, and in the example, the maximum rotation angle of the first folding driving mechanism 6 can reach 90 degrees.
Specifically, the first folding drive mechanism 6 may include: a first electric cylinder 602, wherein one end of the first electric cylinder 602 is hinged on the main spray rod 1, and the other end is hinged on the primary side spray rod 2. The first electric cylinder 602, although the first electric cylinder 602 may be replaced by a pneumatic cylinder, a hydraulic cylinder, or the like.
Further, the first folding drive mechanism 6 further includes: the first electric cylinder mounting frame 8 is fixed on the main spray rod 1, and one end of the first electric cylinder 602 is hinged to the first electric cylinder mounting frame 8; and the second electric cylinder mounting frame 9 is fixed on the main spray rod 1, and the other end of the first electric cylinder 602 is hinged on the second electric cylinder mounting frame 9.
Further, the electric cylinder first mounting frame 8 includes: the fixed block is fixed on the main spray rod 1; first electric jar installation journal stirrup 601, first electric jar installation journal stirrup 601 is fixed on the fixed block, the one end of first electric jar 602 articulates on first electric jar installation journal stirrup 601.
Further, the electric cylinder second mounting frame 9 includes: a pair of connecting plates 603, the pair of connecting plates 603 being fixed on the primary side spray bar 2; and the rotating shaft 604 is rotatably connected to the pair of connecting plates 603, and the other end of the first electric cylinder 602 is hinged to the rotating shaft 604. In this example, the connecting plate 603 is an L-shaped plate, one end of the two symmetrical upper and lower L-shaped plates is connected together through a rotating shaft 604, the other end of the two symmetrical upper and lower L-shaped plates is provided with two mounting through holes, one mounting hole is fixed on the first-stage side spray rod 2 through a bolt, and the other mounting hole is connected with the main spray rod 1 through a pin shaft to form a revolute pair.
In an embodiment of the present invention, the spray bar body further comprises: and two ends of the second folding driving mechanism 7 are respectively fixed on the primary side spray rod 2 and the secondary side spray rod 3. The angle between the primary side spray bar 2 and the secondary side spray bar 3 can be controlled by the second folding driving mechanism 7, and in this example, the maximum rotation angle of the second folding driving mechanism 7 can reach 180 °.
Specifically, the second folding drive mechanism 7 may include: the four-bar mechanism comprises a first connecting rod 703, a first connecting rod 704, a second connecting rod 705 and a second connecting rod 706 which are sequentially connected end to end, wherein the first connecting rod 704 is fixed on the primary side spray rod 2, and the second connecting rod 705 is fixed on the secondary side spray rod 3; and a second electric cylinder 702, wherein one end of the second electric cylinder 702 is hinged on the primary side spray rod 2, and the other end is hinged at the hinge joint of the first connecting rod 703 and the second connecting rod 706. In this example, the first connecting rod 703 and the second connecting rod 706 are L-shaped structures, the second connecting member 705 is a T-shaped structure, two T-shaped sides of the second connecting member 705 respectively form a revolute pair with the first connecting member 704 and the second connecting rod 706, the T-shaped side of the second connecting member 705 is fixedly connected with the secondary side plate 3 by welding, and the secondary side spray rod 3 rotates around supporting points at two ends of the first connecting member 704 by the telescopic action of the telescopic rod of the second electric cylinder 702.
Further, the second folding drive mechanism 7 further includes: and a second electric cylinder mounting support lug 701, wherein the second electric cylinder mounting support lug 701 is fixed on the primary side spray rod 2, and one end of the second electric cylinder 702 is hinged on the second electric cylinder mounting support lug 701.
The spray rod device that this embodiment provided work expansion state can be for long U type structure, can drive one-level side spray lance and second grade side spray lance through first folding actuating mechanism and the folding actuating mechanism of second and realize folding, and final spray lance presents short U type structure, reduces the structure volume, is convenient for spout the medicine machine and turns of traveling.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, so long as the technical solutions can be realized on the basis of the above embodiments without creative efforts, which should be considered to fall within the protection scope of the patent of the present invention.
Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This invention is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the utility model and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the utility model being indicated by the following claims.
It will be understood that the utility model is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the utility model is limited only by the appended claims.
Claims (10)
1. A wobble spray head mechanism, comprising:
a base;
a motor mounted on the base;
the crank of the crank rocker mechanism is rotationally connected with the output shaft of the motor;
the spray pipe is arranged on a swing rod of the crank rocker mechanism, two ends of the spray pipe are outlets, and the middle of the spray pipe is provided with an inlet;
a spray head, the spray tube being mounted on the outlet.
2. A spray bar apparatus, comprising:
a spray bar body;
the vertical spray rods are fixed on the spray rod main body and are downward;
the wobble spray head mechanism of claim 1 fixed to a lower end of the vertical spray bar.
3. A spray bar apparatus as claimed in claim 2, wherein the spray bar body comprises:
a main spray rod;
the pair of primary side spray rods are symmetrically hinged at two ends of the main spray rod;
and the tail end of each primary side spray rod is hinged with one secondary side spray rod.
4. A spray bar apparatus as claimed in claim 3 wherein the vertical spray bars are mounted at both ends of the main and secondary side spray bars.
5. A spray bar apparatus as claimed in claim 3, further comprising:
and two ends of the first folding driving mechanism are respectively fixed on the main spray rod and the primary side spray rod.
6. A spray bar apparatus as claimed in claim 5, wherein the maximum angle of rotation of the first fold drive mechanism is up to 90 °.
7. The spray bar apparatus of claim 5 wherein the first fold drive mechanism comprises:
one end of the first electric cylinder is hinged to the main spray rod, and the other end of the first electric cylinder is hinged to the primary side spray rod.
8. A spray bar apparatus as claimed in claim 3, further comprising:
and two ends of the second folding driving mechanism are respectively fixed on the primary side spray rod and the secondary side spray rod.
9. A spray bar apparatus according to claim 8 wherein the maximum angle of rotation of the second fold drive means is up to 180 °.
10. The spray bar apparatus of claim 8 wherein the second fold drive mechanism comprises:
the four-bar mechanism comprises a first connecting rod, a first connecting piece, a second connecting piece and a second connecting rod which are sequentially connected end to end, wherein the first connecting piece is fixed on the primary side spray rod, and the second connecting piece is fixed on the secondary side spray rod;
and one end of the second electric cylinder is hinged to the primary side spray rod, and the other end of the second electric cylinder is hinged to the hinged position of the first connecting rod and the second connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120975178.3U CN215775075U (en) | 2021-05-08 | 2021-05-08 | Swinging spray head mechanism and spray rod device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120975178.3U CN215775075U (en) | 2021-05-08 | 2021-05-08 | Swinging spray head mechanism and spray rod device |
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| Publication Number | Publication Date |
|---|---|
| CN215775075U true CN215775075U (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120975178.3U Expired - Fee Related CN215775075U (en) | 2021-05-08 | 2021-05-08 | Swinging spray head mechanism and spray rod device |
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| CN (1) | CN215775075U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113197181A (en) * | 2021-05-08 | 2021-08-03 | 浙江省农业科学院 | Swinging spray head mechanism and spray rod device |
| CN115389078A (en) * | 2022-09-02 | 2022-11-25 | 中国海洋大学 | Underwater jet flow ditching tester |
-
2021
- 2021-05-08 CN CN202120975178.3U patent/CN215775075U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113197181A (en) * | 2021-05-08 | 2021-08-03 | 浙江省农业科学院 | Swinging spray head mechanism and spray rod device |
| CN115389078A (en) * | 2022-09-02 | 2022-11-25 | 中国海洋大学 | Underwater jet flow ditching tester |
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