CN110663672B - Thread-driven root pesticide application head - Google Patents
Thread-driven root pesticide application head Download PDFInfo
- Publication number
- CN110663672B CN110663672B CN201911107313.6A CN201911107313A CN110663672B CN 110663672 B CN110663672 B CN 110663672B CN 201911107313 A CN201911107313 A CN 201911107313A CN 110663672 B CN110663672 B CN 110663672B
- Authority
- CN
- China
- Prior art keywords
- needle
- box body
- gear
- cylinder
- injection needle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000575 pesticide Substances 0.000 title claims abstract description 35
- 238000002347 injection Methods 0.000 claims abstract description 59
- 239000007924 injection Substances 0.000 claims abstract description 59
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 239000003814 drug Substances 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 22
- 238000000926 separation method Methods 0.000 claims description 17
- 230000000903 blocking effect Effects 0.000 claims description 12
- 239000002689 soil Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 6
- 229940079593 drug Drugs 0.000 abstract description 2
- 239000000843 powder Substances 0.000 abstract description 2
- 241000607479 Yersinia pestis Species 0.000 description 5
- 241000238631 Hexapoda Species 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- -1 re Species 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M17/00—Apparatus for the destruction of vermin in soil or in foodstuffs
- A01M17/002—Injection of toxic gases or fluids into the soil
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/02—Special arrangements for delivering the liquid directly into the soil
- A01C23/021—Sludge injectors, i.e. liquid manure injectors
- A01C23/022—Continuous injection tools
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/02—Special arrangements for delivering the liquid directly into the soil
- A01C23/023—Special arrangements for delivering the liquid directly into the soil for liquid or gas fertilisers
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M17/00—Apparatus for the destruction of vermin in soil or in foodstuffs
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental Sciences (AREA)
- Food Science & Technology (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Water Supply & Treatment (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to a root pesticide applying head driven by threads, which comprises a needle pushing device, a needle cylinder separating device and a pesticide applying machine box body, wherein the needle pushing device is arranged at the upper part of the pesticide applying machine box body, the lower part of the needle pushing device is connected with a needle, the bottom of the pesticide applying machine box body is provided with an opening for the entrance and exit of the needle into the box body, the needle comprises a needle outer cylinder and a needle rod, and the needle cylinder separating device for separating the needle outer cylinder and the needle rod is arranged on the needle. The scheme of the invention can be applied to injection of liquid, powder and granular medicines, hydraulic or pneumatic pushing is avoided, the length of a hydraulic or pneumatic cylinder is reduced, and the overall size is reduced. The invention adopts the gear pair and the transmission thread structure, has high transmission efficiency, stable work and long service life, has three box body parts, does not need to be sealed at a plurality of positions, and can effectively prevent the leakage of liquid medicine and has economical practicability.
Description
Technical Field
The invention relates to the field of plant pest control, in particular to a root pesticide application head driven by threads.
Background
In recent years, various mechanical devices have been commonly used in order to effectively control tree pests and timely supply nutrition to the trees. The existing pressure trunk injectors, microporous quick trunk injectors and other machines are used for preventing and controlling trunk diseases and insect pests, and are high in cost, complex in structure, cumbersome to use, long in injection time, low in service life and easy to damage and leak liquid medicine. At present, root pesticide application devices on the market are deficient, and the traditional root pesticide application method is to directly spray the roots of trees through a small container, but the root pesticide application device is difficult to accurately apply to roots, pesticide investment is increased, the cost is high, and the environment is polluted. The existing root pesticide applying device is capable of accurately and quantitatively applying pesticide to the position to be applied by inserting the pesticide applying gun head into soil, but the device is only capable of spraying the pesticide on the root surface, and cannot effectively prevent and treat insect pests in the tree, and the pesticide liquid is conveyed to all parts of the tree. Thus, there is a great need for a fast and efficient injection device.
Disclosure of Invention
The invention aims at preventing and controlling insect pests in trees and provides a root pesticide application head driven by threads.
In order to achieve the above purpose, the technical scheme provided by the invention is as follows:
the root medicine applying head comprises a needle pushing device, a needle cylinder separating device and a medicine applying machine box body, wherein the needle pushing device is arranged at the upper part of the medicine applying machine box body, the lower part of the needle pushing device is connected with a needle, an opening for the needle to enter and exit the box body is arranged at the bottom of the medicine applying machine box body, the needle comprises a needle outer cylinder and a needle rod, and the needle cylinder separating device for separating the needle outer cylinder and the needle rod is arranged on the needle;
The injection needle propelling device comprises a propelling device box body, a first motor, a first gear and a screw rod, wherein the propelling device box body is fixed in the pesticide application machine box body, the first motor is arranged on the propelling device box body, the output end of the first motor is connected with the first gear, the first gear drives the screw rod to rotate, the lower end of the screw rod penetrates through a threaded propelling cylinder fixed in the inner center of the injection needle and is matched with the threaded propelling cylinder for transmission, and the screw rod is limited by a limiting device arranged on the propelling device box body;
The needle cylinder separating device comprises a separating device box body, a second motor, a second gear and a gear thread sleeve, wherein the separating device box body is fixed on the thread pushing cylinder, the second motor is fixed on the separating device box body, the output end of the second motor is connected with the second gear, the second gear is in meshed transmission with the gear thread sleeve, the outer injection needle cylinder is in threaded fit with the gear thread sleeve, the gear thread sleeve is arranged on the separating device box body, and the injection needle rod is arranged on the thread pushing cylinder.
The first gear comprises a large gear and a small gear, the first motor is connected with the small gear, the large gear and the small gear are in meshed transmission, and the screw rod is arranged in the box body of the propelling device and is connected with the large gear.
The limiting device is arranged at the lower part of the box body of the propelling device and comprises a propelling device bearing, a bearing sleeve and a blocking cover, wherein the propelling device bearing is respectively arranged at two sides of a screw rod step, the bearing sleeve and the blocking cover are externally arranged on the propelling device bearing, the blocking cover is fixed on the box cover of the propelling device at the lower part of the box body of the propelling device, and the bearing sleeve is in threaded connection with the blocking cover.
The inner side of the gear thread sleeve is in threaded fit with the outer barrel of the injection needle, the outer side of the gear thread sleeve is sequentially provided with an inner baffle ring, a separating device bearing and an outer baffle ring, the upper end of the gear thread sleeve is sleeved with a round nut for limiting, and the separating device box body and the separating device box cover are arranged on the outer sides of the separating device bearing and the baffle ring.
The lower part of the pesticide applying machine box body is provided with a pesticide applying machine box cover, and the pesticide applying machine box cover is provided with an opening for the injection needle to enter and exit the pesticide applying machine box body.
The invention also provides a method for applying the root application head driven by the screw thread, which comprises a pushing process, a separation injection process and a retraction process; the pushing process is that the injection needle pushing device works to push the injection needle into soil, and the injection needle outer cylinder and the injection needle rod are closed; the separation injection process is that the needle cylinder separation device controls the outer cylinder of the injection needle to be separated from the injection needle rod, so that the medicine flows out; the retraction process is that the needle cylinder separating device controls the outer cylinder of the injection needle to be closed with the injection needle rod, and the injection needle pushing device works to retract the injection needle;
the transmission of the first motor enables the thread pushing cylinder to linearly move along the direction of the screw rod, so as to complete the soil entering and the soil discharging movements of the injection needle; the transmission of the second motor enables the outer barrel of the injection needle to move, and separation and closing of the needle head of the injection needle rod are completed.
Compared with the prior art, the invention has the beneficial effects that:
The scheme of the invention can be applied to injection of liquid, powder and granular medicines, hydraulic or pneumatic pushing is avoided, the length of a hydraulic or pneumatic cylinder is reduced, and the overall size is reduced. The invention adopts the gear pair and the transmission thread structure, has high transmission efficiency, stable work and long service life, has three box body parts, does not need to be sealed at a plurality of positions, and can effectively prevent the leakage of liquid medicine and has economical practicability.
Drawings
FIG. 1 is a schematic view of three operating states of the present invention.
Fig. 2 is a schematic diagram of the initial state of the present invention.
FIG. 3 is a schematic representation of the invention in an extended state.
Fig. 4 is a schematic view of the injection state of the present invention.
Figure 5 is a schematic view of the needle advancement device of the present invention.
Fig. 6 is a schematic view of a syringe separation apparatus according to the present invention.
In the figure, 1-needle advancing device, 2-needle cylinder separating device, 3-applicator box, 11-first motor, 12-advancing device box, 13-pinion, 14-gearwheel, 15-screw, 16-advancing device bearing, 17-bearing housing, 18-advancing device box cover, 19-shield, 110-threaded advancing cylinder, 21-separating device box, 22-second motor, 23-needle outer cylinder, 24-needle bar, 25-round nut, 26-gear threaded housing, 27-shield ring, 28-separating device bearing, 29-separating device box cover, 210-second gear, 31-separating device box, 32-separating device box cover.
Detailed Description
The invention will be further illustrated with reference to specific examples.
The root medicine applying head driven by screw threads comprises a needle pushing device 1, a needle cylinder separating device 2 and a medicine applying machine box body 3, wherein the needle pushing device 1 is arranged at the upper part in the medicine applying machine box body 3, the lower part of the needle pushing device 1 is connected with a needle, the bottom of the medicine applying machine box body 3 is provided with an opening for the entrance and exit of the needle into the medicine applying machine box body 3, the needle comprises a needle outer cylinder 23 and a needle rod 24, and the needle cylinder separating device 2 for separating the needle outer cylinder 23 from the needle rod 24 is arranged on the needle;
The injection needle propelling device 1 comprises a propelling device box body 12, a first motor 11, a first gear and a screw rod 15, wherein the propelling device box body 12 is fixed in the pesticide application box body 3, the first motor 11 is installed on the propelling device box body 12, the output end of the first motor 11 is connected with the first gear, the first gear drives the screw rod 15 to rotate, the lower end of the screw rod 15 penetrates through a thread propelling cylinder 110 fixed in the inner center of the injection needle and is matched with the thread propelling cylinder 110 for transmission, and the screw rod 15 is limited by a limiting device installed on the propelling device box body 12;
The syringe separation device 2 comprises a separation device box 3121, a second motor 22, a second gear 210 and a gear thread sleeve 26, wherein the separation device box 3121 is fixed on the thread pushing cylinder 110, the second motor 22 is fixed on the separation device box 3121, the output end of the second motor 22 is connected with the second gear 210, the second gear 210 is meshed with the gear thread sleeve 26 for transmission, the outer syringe cylinder 23 is in threaded fit with the gear thread sleeve 26, the gear thread sleeve 26 is installed on the separation device box 3121, and the syringe rod 24 is installed on the thread pushing cylinder 110.
The first gear comprises a large gear 14 and a small gear 13, the first motor 11 is connected with the small gear 13, the large gear 14 is meshed with the small gear 13 for transmission, and the screw rod 15 is arranged in the propulsion device box 12 and is connected with the large gear 14.
The limiting device is arranged at the lower part of the propelling device box body 12 and comprises a propelling device bearing 16, a bearing sleeve 17 and a blocking cover 19, wherein the propelling device bearing 16 is respectively arranged at two sides of a step of the screw rod 15, the bearing sleeve 17 and the blocking cover 19 are arranged outside the propelling device bearing 16, the blocking cover 19 is fixed on a propelling device box cover 18 at the lower part of the propelling device box body 12, and the bearing sleeve 17 is in threaded connection with the blocking cover 19.
The inner side of the gear thread sleeve 26 is in threaded fit with the outer needle cylinder 23, the outer side is sequentially provided with an inner baffle ring 27, a separating device bearing 28 and an outer baffle ring 27, the upper end of the gear thread sleeve 26 is sleeved with a round nut 25 for limiting, and the separating device box 3121 and the separating device box cover 3229 are arranged on the outer sides of the separating device bearing 28 and the baffle ring 27.
The lower part of the pesticide applying machine box body 3 is provided with a pesticide applying machine box cover, and the pesticide applying machine box cover is provided with an opening for the injection needle to enter and exit the pesticide applying machine box body 3.
The application method of the root application head driven by the screw thread comprises a pushing process, a separation injection process and a retraction process; the pushing process is that the injection needle pushing device 1 works to push the injection needle into soil, and the injection needle outer cylinder 23 and the injection needle rod 24 are closed; the separation injection process is that the needle cylinder separation device 2 controls the outer cylinder 23 of the injection needle to be separated from the rod 24 of the injection needle, so that the medicine flows out; the retraction process is that the needle cylinder separation device 2 controls the needle outer cylinder 23 and the needle rod 24 to be closed, and the needle propulsion device 1 works to retract the needle;
The transmission of the first motor 11 enables the thread pushing cylinder 110 to linearly move along the direction of the screw rod 15, so as to complete the soil entering and the soil discharging movements of the injection needle; the transmission of the second motor 22 moves the outer needle cylinder 23 to separate and close the needle head of the needle rod 24.
The present invention is not limited to the preferred embodiments, and any simple modification, equivalent replacement, and improvement made to the above embodiments by those skilled in the art without departing from the technical scope of the present invention, will fall within the scope of the present invention.
Claims (4)
1. A thread-driven root applicator head, characterized in that: the device comprises a needle pushing device, a needle cylinder separating device and a pesticide applying machine box body, wherein the needle pushing device is arranged at the upper part of the pesticide applying machine box body, the lower part of the needle pushing device is connected with a needle, an opening for the needle to enter and exit the box body is arranged at the bottom of the pesticide applying machine box body, the needle comprises a needle outer cylinder and a needle rod, and the needle cylinder separating device for separating the needle outer cylinder from the needle rod is arranged on the needle;
The injection needle propelling device comprises a propelling device box body, a first motor, a first gear and a screw rod, wherein the propelling device box body is fixed in the pesticide application machine box body, the first motor is arranged on the propelling device box body, the output end of the first motor is connected with the first gear, the first gear drives the screw rod to rotate, the lower end of the screw rod penetrates through a threaded propelling cylinder fixed in the inner center of the injection needle and is matched with the threaded propelling cylinder for transmission, and the screw rod is limited by a limiting device arranged on the propelling device box body;
The needle cylinder separating device comprises a separating device box body, a second motor, a second gear and a gear thread sleeve, wherein the separating device box body is fixed on the thread pushing cylinder, the second motor is fixed on the separating device box body, the output end of the second motor is connected with the second gear, the second gear is meshed with the gear thread sleeve for transmission, the outer injection needle cylinder is in thread fit with the gear thread sleeve, the gear thread sleeve is arranged on the separating device box body, and the injection needle rod is arranged on the thread pushing cylinder;
The first gear comprises a large gear and a small gear, the first motor is connected with the small gear, the large gear and the small gear are in meshed transmission, and the screw rod is arranged in the box body of the propulsion device and is connected with the large gear;
The limiting device is arranged at the lower part of the box body of the propelling device and comprises a propelling device bearing, a bearing sleeve and a blocking cover, wherein the propelling device bearing is respectively arranged at two sides of a screw rod step, the bearing sleeve and the blocking cover are externally arranged on the propelling device bearing, the blocking cover is fixed on the box cover of the propelling device at the lower part of the box body of the propelling device, and the bearing sleeve is in threaded connection with the blocking cover.
2. The screw-driven root applicator head of claim 1, wherein: the inner side of the gear thread sleeve is in threaded fit with the outer barrel of the injection needle, the outer side of the gear thread sleeve is sequentially provided with an inner baffle ring, a separating device bearing and an outer baffle ring, the upper end of the gear thread sleeve is sleeved with a round nut for limiting, and the separating device box body and the separating device box cover are arranged on the outer sides of the separating device bearing and the baffle ring.
3. The screw-driven root applicator head of claim 1, wherein: the lower part of the pesticide applying machine box body is provided with a pesticide applying machine box cover, and the pesticide applying machine box cover is provided with an opening for the injection needle to enter and exit the pesticide applying machine box body.
4. A method of applying a screw-driven root applicator head according to any one of claims 1 to 3, wherein: including a pushing process, a split injection process, and a retraction process; the pushing process is that the injection needle pushing device works to push the injection needle into soil, and the injection needle outer cylinder and the injection needle rod are closed; the separation injection process is that the needle cylinder separation device controls the outer cylinder of the injection needle to be separated from the injection needle rod, so that the medicine flows out; the retraction process is that the needle cylinder separating device controls the outer cylinder of the injection needle to be closed with the injection needle rod, and the injection needle pushing device works to retract the injection needle;
the transmission of the first motor enables the thread pushing cylinder to linearly move along the direction of the screw rod, so as to complete the soil entering and the soil discharging movements of the injection needle; the transmission of the second motor enables the outer barrel of the injection needle to move, and separation and closing of the needle head of the injection needle rod are completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911107313.6A CN110663672B (en) | 2019-11-13 | 2019-11-13 | Thread-driven root pesticide application head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911107313.6A CN110663672B (en) | 2019-11-13 | 2019-11-13 | Thread-driven root pesticide application head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110663672A CN110663672A (en) | 2020-01-10 |
| CN110663672B true CN110663672B (en) | 2024-04-26 |
Family
ID=69087240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911107313.6A Active CN110663672B (en) | 2019-11-13 | 2019-11-13 | Thread-driven root pesticide application head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110663672B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114391468B (en) * | 2022-01-19 | 2023-08-04 | 华中农业大学 | An anti-clogging fertilization device that is easy to break the soil |
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| GB9716065D0 (en) * | 1997-07-31 | 1997-10-01 | Owen Mumford Ltd | Improvements relating to injection devices |
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| CN211268310U (en) * | 2019-11-13 | 2020-08-18 | 南京林业大学 | Root pesticide application head driven by screw thread |
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| US7007443B2 (en) * | 2003-06-27 | 2006-03-07 | Forhealth Technologies, Inc. | System and method for bandoliering syringes |
| US20130020350A1 (en) * | 2010-09-01 | 2013-01-24 | Stainless Steel Coatings, Inc. | Method of dispensing pesticidal bait and electrically powered dispensing device |
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| JPH07194701A (en) * | 1993-12-31 | 1995-08-01 | Nissho Corp | Liquid chemicals feeding tool |
| GB9716065D0 (en) * | 1997-07-31 | 1997-10-01 | Owen Mumford Ltd | Improvements relating to injection devices |
| WO2001017591A1 (en) * | 1999-09-07 | 2001-03-15 | Showa Yakuhin Kako Co., Ltd. | Electrically-driven dental injector |
| CN105766990A (en) * | 2010-08-12 | 2016-07-20 | 微生物公司 | Bismuth-thiols As Antiseptics For Epithelial Tissues, Acute And Chronic Wounds, Bacterial Biofilms And Other Indications |
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| CN211268310U (en) * | 2019-11-13 | 2020-08-18 | 南京林业大学 | Root pesticide application head driven by screw thread |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110663672A (en) | 2020-01-10 |
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