Portable intelligent minimally-invasive tree trunk punching and medicine injecting device

Abstract

The utility model provides a portable intelligent minimally-invasive tree trunk punching pesticide injector, and relates to the technical field of forest and garden pest control. Comprising a handheld electric drill, a driving box, a support, a sensor, a medicine bottle and a hollow drill bit, the output end of the handheld electric drill is connected with the hollow drill bit through the driving box, the driving box comprises a front cover and a rear cover, and a driving assembly, a spindle assembly, a pull rod assembly and a lead screw piston assembly are arranged in the driving box. The functions of drilling and medicine injection are integrated through the driving box, and carrying and operation are convenient; the position of the piston is detected through the sliding resistor, and the suction amount of liquid medicine is intelligently adjusted through the medicine amount adjusting knob; pesticide injection pressure is detected through a pressure gauge, and tree loss caused by excessive pesticide injection pressure is prevented; through the sensor and the main control board, information data such as position latitude and longitude, medicine injection time, dosage, pressure and the like of the punching and medicine injection tree are automatically and remotely sent and transmitted to a background system server.

Description

TECHNICAL FIELD

[0001] The utility model relates to forest, gardens disease and insect control technical field, especially a kind of portable intelligent minimally invasive tree trunk drilling medicine injector. BACKGROUND

[0002] At present, in the forest, gardens disease and insect control technology, for the prevention and control needs of pine forest nematode and boring trunk pests, traditional pesticide application mode faces significant technical bottleneck.For the boring trunk pests such as pine forest nematode and various longicorn, bark beetle, conventional spraying method has low drug penetration rate, poor targeting and other problems, and existing physical control means is easy to damage plant tissue.Therefore, the industry gradually develops the technical route with the core of tree trunk drilling medicine injection, which realizes efficient control by injecting pesticide directly into tree vascular tissue.

[0003] But the traditional drilling medicine injector is composed of two parts, including drilling equipment and medicine injection equipment, drilling equipment carries out drilling operation by gasoline engine as output power, medicine injection equipment is connected to the back drug box by medicine injection hose, and the above-mentioned traditional drilling medicine injector has the problems of large drilling, large equipment volume, large tree trunk trauma, inconvenient carrying.

[0004] The currently applied new minimally invasive medicine injector is one kind of injection needle for injection operation, and the injection aperture is not greater than 0.02 inch, without drilling, and the other kind is to drill hole by drill bit, and then injection operation is carried out by injection needle, and the operation is complicated. Utility model content

[0005] The utility model provides a kind of portable intelligent minimally invasive tree trunk drilling medicine injector for the above problems existing in prior art, including hand-held electric drill, drive box, support, sensor, medicine bottle and hollow drill bit, drilling and medicine injection function are integrated by drive box, simplify the volume of equipment, facilitate carrying and operation, solve the problems of existing new minimally invasive medicine injector, such as complicated operation, time-consuming and labor-consuming.

[0006] To this end, the technical scheme of the utility model is, a kind of portable intelligent minimally invasive tree trunk drilling medicine injector, it includes hand-held electric drill, drive box, support, sensor, medicine bottle and hollow drill bit, the lower portion of hand-held electric drill is equipped with electric drill battery, the output of hand-held electric drill is connected with hollow drill bit by drive box, drive box includes front cover and back cover, the inside of front cover and back cover is equipped with driving assembly, main shaft assembly, pull rod assembly and screw piston assembly, driving assembly is fixedly connected with the output of hand-held electric drill, pull rod assembly is used to connect driving assembly and main shaft assembly, or connect driving assembly and screw piston assembly, hand-held electric drill is fixedly connected with drive box by support, positioning sensor is equipped on support, indicator lamp and medicine amount adjusting knob are further equipped on support, indicator lamp is used to indicate the working condition of drilling medicine injector.

[0007] Further, the rear end of the front cover is provided with a front cover gear cavity and a screw cavity, the front of the front cover gear cavity is provided with a main shaft cavity, the front of the screw cavity is provided with a piston cavity, a water valve cavity is arranged between the main shaft cavity and the piston cavity, the water valve cavity is provided with a medicine injection water valve and a water valve cavity bolt inside, one side of the main shaft cavity is provided with a medicine inlet cavity, the inside of the medicine inlet cavity is provided with a medicine inlet water valve.

[0008] Further, the front end of the back cover is provided with a back cover gear cavity, the rear end of the back cover gear cavity is provided with a driving shaft hole, a piston shaft hole and a pull rod shaft hole, the lower end of the pull rod shaft hole is provided with a pull rod sensor slot and a pull rod sensor.

[0009] Further, the front end of the piston cavity is provided with a piston cover, the piston cover is provided with a piston liquid tank, the upper side of the piston cavity and in the front cover are provided with a piston cavity horizontal passage, a plug cavity vertical passage and a piston cavity vertical passage in sequence, the piston cavity vertical passage is communicated with the medicine inlet cavity.

[0010] Further, one end of the water valve cavity is connected with a water valve cavity horizontal passage and a water valve cavity vertical passage in sequence, the water valve cavity is communicated with the piston cavity vertical passage through the water valve cavity horizontal passage and the water valve cavity vertical passage, the other end of the water valve cavity is provided with a water valve cavity vertical passage, the water valve cavity is communicated with the horizontal shaft hole and the vertical shaft hole of the main shaft through the water valve cavity vertical passage, a pressure gauge is connected to the piston cavity vertical passage.

[0011] Further, the driving assembly comprises a driving shaft and a driving gear, the driving shaft is rotatably connected with the back cover through a bearing, and the driving gear is fixedly connected with the driving shaft.

[0012] Further, the main shaft assembly comprises a main shaft and a main shaft gear, the inside of the main shaft is provided with a horizontal shaft hole and a vertical shaft hole, the front end of the main shaft is fixedly connected with the hollow drill bit, the inside of the hollow drill bit is provided with a medicine injection passage, and the horizontal shaft hole, the vertical shaft hole and the medicine injection passage inside the hollow drill bit are communicated.

[0013] Further, the pull rod assembly comprises a pull rod shaft and a pull handle, the pull rod shaft is fixedly connected with the pull handle, the pull rod shaft is slidably connected with the front cover and the rear cover through a pull rod shaft hole, a pull rod gear is arranged at the middle part of the pull rod shaft, a pull rod magnet column is arranged at the tail end of the pull rod shaft, and a pull rod sensor is arranged below the pull rod magnet column.

[0014] Further, the screw rod piston assembly comprises a screw rod shaft, a piston head, a screw rod nut, a screw rod gear and a bearing sleeve, a screw rod sliding groove is arranged at the front end of the screw rod shaft, and a screw rod sliding column is arranged in the screw rod sliding groove.

[0015] Further, the screw rod piston assembly further comprises a resistance sliding block and a sliding resistance, one end of the screw rod shaft is fixedly connected with the piston head, the other end of the screw rod shaft is fixedly connected with the resistance sliding block, and the sliding resistance is arranged below the resistance sliding block.

[0016] The beneficial effects of the utility model are that the handheld electric drill is used as output power, the functions of drilling and medicine injection are integrated through the driving box, the volume of the equipment is simplified, carrying and operation are facilitated, the technical problem of the traditional punching medicine injection machine equipment that the volume is relatively large and carrying is inconvenient is solved, the problem of the existing novel minimally invasive medicine injection device that operation is complicated, power is consumed and time is wasted is solved, the drilling gear and the medicine injection gear are switched through the pull rod assembly, the switching of the drilling gear and the medicine injection gear is detected through the pull rod sensor, the position of the piston is detected through the sliding resistance, the suction amount of the liquid medicine is intelligently adjusted through the medicine amount adjusting knob, whether the pressure value of the medicine injection exceeds the limited pressure is detected through the pressure gauge, the tree is prevented from being damaged due to excessive pressure, and the position of the punching medicine injection tree, the longitude and latitude, the medicine injection time, the dose, the pressure and other information data are automatically remotely transmitted to the system server of the background through the sensor and the main control board. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the overall structure schematic diagram of the utility model;

[0018] Figure 2 It is the front view of Figure 1 ;

[0019] Figure 3 It is the rear view of Figure 1 ;

[0020] Figure 4 It is the sectional view of Figure 1 ;

[0021] Figure 5 It is the sectional view of Figure 1 from another angle;

[0022] Figure 6 It is the structure schematic diagram of the front cover;

[0023] Figure 7 It is the structure schematic diagram of the rear cover;

[0024] Figure 8 is the structure diagram of driving the box to remove the back cover;

[0025] Figure 9 is the structure diagram of internal components of the driving box;

[0026] Figure 10 is the front view of Figure 9 ;

[0027] Figure 11 is the structure diagram of the pull rod assembly;

[0028] Figure 12 is the structure diagram of the screw rod piston assembly;

[0029] Figure 13 is the sectional view of Figure 12 ;

[0030] Figure 14 is the structure diagram of the cut-through medicine access channel.

[0031] Symbol explanation in the figure:

[0032] 1. A hand-held electric drill; 101. pressure adjusting knob; 102. rotating speed adjusting switch; 2. drive box; 21. front cover; 2101. transverse passage of water valve chamber; 2102. longitudinal passage of water valve chamber; 2103. vertical passage of water valve chamber; 2104. transverse passage of piston chamber; 2105. longitudinal passage of piston chamber; 2106. vertical passage of piston chamber; 211. gear chamber of front cover; 212. screw rod chamber; 213. main shaft chamber; 214. piston chamber; 215. water valve chamber; 2151. medicine injection water valve; 2152. water valve chamber bolt; 216. medicine inlet chamber; 2161. medicine inlet water valve; 22. rear cover; 221. gear chamber of rear cover; 222. drive shaft hole; 223. piston shaft hole; 224. pull rod shaft hole; 2241. pull rod sensor slot; 23. drive assembly; 231. drive shaft; 232. drive gear; 24. main shaft assembly; 241. main shaft; 2411. transverse shaft hole; 2412. vertical shaft hole; 242. main shaft gear; 25. pull rod assembly; 251. pull rod shaft; 252. handle; 253. pull rod gear; 254. pull rod magnet column; 255. pull rod sensor; 26. screw rod and piston assembly; 261. screw rod shaft; 2611. screw rod thread; 2612. screw rod sliding slot; 2613. screw rod sliding column; 262. piston head; 263. screw rod nut; 264. screw rod gear; 265. bearing sleeve; 266. resistance slider; 267. sliding resistance; 27. piston cover; 271. piston liquid tank; 3. support; 31. first indicator light; 32. second indicator light; 4. medicine bottle; 41. medicine inlet joint; 5. hollow drill bit; 51. threaded section; 52. sealing section; 53. drill bit nut; 6. pressure gauge; 7. electric drill battery; 8. medicine amount adjusting knob; 9. positioning sensor box. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work belong to the protection scope of the present application.

[0034] As Figures 1-14As shown, the utility model provides a kind of portable intelligent minimally invasive trunk punch medicine injector, it includes handheld electric drill 1, drive box 2, support 3, positioning sensor box 9, medicine bottle 4 and hollow drill bit 5, GPS positioning sensor is installed in positioning sensor box 9, handheld electric drill 1 is the power output unit of punch medicine injector, is provided with opening switch and forward and reverse switch, still be provided with pressure adjustment knob 101 and rotational speed adjustment switch 102, to facilitate adjustment maximum medicine injection pressure and the speed of medicine injection, for example, maximum medicine injection pressure is adjusted as 1MPa-2MPa, punch medicine time is adjusted to be less than 10 seconds by adjusting rotational speed.

[0035] Handheld electric drill 1 is installed with electric drill battery 7 below, electric drill battery 7 is detachably connected with handheld electric drill 1, and electric drill battery 7 is replaced conveniently, the output end of handheld electric drill 1 is connected with hollow drill bit 5 by drive box 2, hollow drill bit 5 is fixed by drill bit nut 53, sealing ring and drive box 2, to facilitate the replacement of hollow drill bit 5 of different sizes, the diameter of drill blade part of hollow drill bit 5 is 2-4mm, and the drilling diameter is small, realizes tree wound self-healing, no harm, reaches the effect of minimally invasive punch medicine of tree.

[0036] The inside of hollow drill bit 5 is equipped with medicine injection channel, and hollow drill bit 5 includes threaded section 51 of drilling and sealing section 52 for closing drilling, and the front end of sealing section 52 of hollow drill bit 5 is conical, and the rear end is cylindrical, when medicine injection, drilling is closed by sealing section 52 of hollow drill bit 5, to prevent liquid medicine from spilling.

[0037] Drive box 2 includes front cover 21 and rear cover 22, and drive assembly 23, main shaft assembly 24, pull rod assembly 25 and screw piston assembly 26 are arranged in the inside of front cover 21 and rear cover 22, drive assembly 23 is fixedly connected with the output end of handheld electric drill 1, and the output end of handheld electric drill 1 rotates to drive drive assembly 23 to work, main shaft assembly 24 is located in the front of drive assembly 23, screw piston assembly 26 is located below drive assembly 23, and pull rod assembly 25 is located in the middle of drive assembly 23, shaft assembly 24 and screw piston assembly 26, pull rod assembly 25 is used to connect drive assembly 23 and main shaft assembly 24, or drive assembly 23 and screw piston assembly 26, namely when pull rod assembly 25 connects drive assembly 23 and main shaft assembly 24, drive assembly 23 and screw piston assembly 26 are separated, handheld electric drill 1 drives main shaft assembly 24 to work through drive assembly 23, when pull rod assembly 25 connects drive assembly 23 and screw piston assembly 26, drive assembly 23 and main shaft assembly 24 are separated, and handheld electric drill 1 drives screw piston assembly 26 to work through drive assembly 23.

[0038] The rear end of the front cover 21 is provided with a front cover gear cavity 211 and a screw cavity 212, the front of the front cover gear cavity 211 is provided with a main shaft cavity 213, the front cover gear cavity 211 is communicated with the main shaft cavity 213, the front of the screw cavity 212 is provided with a piston cavity 214, the screw cavity 212 is communicated with the piston cavity 214, the water valve cavity 215 is arranged between the main shaft cavity 213 and the piston cavity 214, and the main shaft cavity 213 is provided with a medicine inlet cavity 216 on one side.

[0039] The front end of the rear cover 22 is provided with a rear cover gear cavity 221, the rear end of the rear cover gear cavity 221 is provided with a driving shaft hole 222, a piston shaft hole 223 and a pull rod shaft hole 224, the lower end of the pull rod shaft hole 224 is provided with a pull rod sensor groove 2241, the inside of the pull rod sensor groove 2241 is provided with a pull rod sensor 255, and the lower end of the pull rod sensor groove 2241 is provided with a wire slot and a wire hole.

[0040] The front cover 21 and the rear cover 22 are combined to form the outer shell of the drive box 2, the drive assembly 23 is installed in the inside of the drive box 2 through the driving shaft hole 222, the main shaft assembly 24 is installed in the inside of the drive box 2 through the main shaft cavity 213, the pull rod assembly 25 is installed in the inside of the drive box 2 through the pull rod shaft hole 224, and the screw piston assembly 26 is installed in the inside of the drive box 2 through the piston shaft hole 223, the screw cavity 212 and the piston cavity 214.

[0041] The drive assembly 23 includes a driving shaft 231 and a driving gear 232, the driving shaft 231 is rotatably connected with the rear cover 22 through a bearing, and the driving gear 232 is fixedly connected with the driving shaft 231, the main shaft assembly 24 includes a main shaft 241 and a main shaft gear 242, the main shaft 241 is rotatably connected with the front cover 21 through a bearing, and the main shaft gear 242 is fixedly connected with the main shaft 241, the inside of the main shaft 241 is provided with a horizontal shaft hole 2411 and a vertical shaft hole 2412, the front end of the main shaft 241 is fixedly connected with the hollow drill bit 5, the inside of the hollow drill bit 5 is provided with a medicine injection channel, and the horizontal shaft hole 2411, the vertical shaft hole 2412 and the medicine injection channel in the inside of the hollow drill bit 5 are communicated.

[0042] The pull rod assembly 25 comprises a pull rod shaft 251 and a pull handle 252, the pull rod shaft 251 is fixedly connected with the pull handle 252, the pull rod shaft 251 is slidingly connected with the front cover 21 and the rear cover 22 through the pull rod shaft hole 224, the middle part of the pull rod shaft 251 is provided with a pull rod gear 253, the end of the pull rod shaft 251 is provided with a pull rod magnet column 254, the lower part of the pull rod magnet column 254 is provided with a pull rod sensor 255, the pull rod sensor 255 is installed inside the pull rod sensor groove 2241, the pull rod sensor 255 is a Hall sensor, which is used for detecting the position of the pull rod gear 253 on the pull rod shaft 251. The principle is that when the pull rod gear 253 is engaged with the main shaft gear 242 and the driving gear 232 at the same time, the pull rod magnet column 254 is located directly above the pull rod sensor 255, and the pull handle 252 is pulled backward, then the pull rod magnet column 254 is separated from the pull rod sensor 255.

[0043] In order to ensure the stability of the pull rod shaft 251 in the drilling gear and the pesticide spraying gear, the front end of the pull rod shaft 251 is provided with a positioning groove, the corresponding position of the positioning groove is provided with a positioning bump on the front cover 1, when the pull rod shaft 251 is located in the drilling gear, the positioning groove is clamped with the positioning bump, and when the pull rod shaft 251 is located in the pesticide spraying gear, the front end surface of the pull rod shaft 251 is clamped with the positioning bump.

[0044] The screw rod piston assembly 26 comprises a screw rod shaft 261, a piston head 262, a screw rod nut 263, a screw rod gear 264, a bearing sleeve 265, a resistance slider 266 and a sliding resistance 267. One end of the screw rod shaft 261 is fixedly connected with the piston head 262, the other end of the screw rod shaft 261 is fixedly connected with the resistance slider 266, the front end of the screw rod shaft 261 is provided with a screw rod sliding groove 2612, the screw rod sliding groove 2612 is provided with a screw rod sliding column 2613, the screw rod sliding column 2613 is slidably connected with the screw rod shaft 261 through the screw rod sliding groove 2612, the screw rod sliding column 2613 is fixedly connected with the front cover 21, the rear end of the screw rod shaft 261 is provided with a screw rod thread 2611, the screw rod nut 263 is meshingly connected with the rear end of the screw rod shaft 261 through the screw rod thread 2611, the screw rod gear 264 is fixedly connected with the screw rod nut 263, the screw rod nut 263 is rotatably connected with the front cover 21 and the rear cover 22 through the bearing sleeve 265, the sliding resistance 267 is installed below the resistance slider 266. When the screw rod gear 264 drives the screw rod nut 263 to rotate, the screw rod shaft 261 cannot rotate due to the limitation of the screw rod sliding column 2613, the piston head 262 at the front end of the screw rod shaft 261 reciprocates in the piston cavity 214 for extracting and pushing out the medicine liquid, at the same time, the resistance slider 266 at the rear end of the screw rod shaft 261 reciprocates in the sliding resistance 267, the distance of the piston head 262 advancing or retreating in the piston cavity 214 is obtained by detecting the resistance value change on the sliding resistance 267, for example, when the piston head 262 moves forward, the resistance value on the sliding resistance 267 is detected to be smaller, for example, when the piston head 262 moves backward, the resistance value on the sliding resistance 267 is detected to be larger, thereby establishing the corresponding relationship between the resistance value change amount and the piston head 262 position change amount.

[0045] The pull rod assembly 25 is used for controlling the transmission connection of the driving assembly 23 with the main shaft assembly 24 or the screw rod piston assembly 26. When the pull rod gear 253 of the pull rod assembly 25 is meshed with the driving gear 232 and the main shaft gear 242 at the same time, when the handheld electric drill 1 drives the main shaft assembly 24 through the driving assembly 23, the main shaft 241 of the main shaft assembly 24 drives the hollow drill bit 5 to rotate to perform the tree drilling operation. When the pull rod gear 253 of the pull rod assembly 25 is meshed with the driving gear 232 and the screw rod gear 264 at the same time, when the handheld electric drill 1 drives the screw rod piston assembly 26 through the driving assembly 23, the screw rod shaft 261 of the screw rod piston assembly 26 drives the piston head 262 to reciprocate to perform the extraction and pushing out operation of the medicine liquid.

[0046] The front end of the piston cavity 214 is provided with a piston cover 27, and the piston cover 27 is provided with a piston liquid groove 271. The upper part of the piston cavity 214 located in the front cover 21 is provided with a piston cavity transverse passage 2104, a plug cavity longitudinal passage 2105 and a piston cavity vertical passage 2106, which are sequentially communicated. The piston cavity transverse passage 2104 is communicated with the piston liquid groove 271. The piston cavity vertical passage 2106 is communicated with the medicine inlet cavity 216. The inside of the medicine inlet cavity 216 is provided with a medicine inlet water valve 2161 which is a one-way water valve. The medicine inlet cavity 216 is provided with a medicine inlet connector 41 at the upper end. The medicine inlet connector 41 is used for quick plug connection with the medicine bottle 4, so as to facilitate quick supplement of the medicine liquid.

[0047] The inside of the water valve cavity 215 is provided with a medicine injection water valve 2151 which is a one-way water valve and a water valve cavity bolt 2152 which is used for plugging the water valve cavity 215. One end of the water valve cavity 215 is sequentially connected with a water valve cavity transverse passage 2101 and a water valve cavity longitudinal passage 2102. The water valve cavity 215 is communicated with the piston cavity vertical passage 2106 through the water valve cavity transverse passage 2101 and the water valve cavity longitudinal passage 2102, and further communicated with the piston cavity 214. The other end of the water valve cavity 215 is provided with a water valve cavity vertical passage 2103. The water valve cavity 215 is communicated with the transverse shaft hole 2411 and the vertical shaft hole 2412 of the main shaft 24 through the water valve cavity vertical passage 2103. The medicine liquid in the piston cavity 214 is sequentially pushed into the punched tree hole through the piston liquid groove 271, the piston cavity transverse passage 2104, the plug cavity longitudinal passage 2105, the piston cavity vertical passage 2106, the water valve cavity longitudinal passage 2102, the water valve cavity transverse passage 2101, the water valve cavity vertical passage 2103, the vertical shaft hole 2412 and the transverse shaft hole 2411.

[0048] In order to facilitate detection of whether the medicine liquid is normally pushed into the punched tree hole and whether the problem of medicine liquid blockage occurs, a pressure gauge 6 is connected in the medicine liquid outlet channel. For example, the pressure gauge 6 is communicated with the piston cavity vertical passage 2106. During the process of pushing the medicine liquid, whether the pressure value of the medicine injection exceeds the limited pressure, such as 2MPa, is judged by observing the pressure value of the pressure gauge 6, so as to prevent the tree from being damaged due to excessive pressure.

[0049] The handheld electric drill 1 is fixedly connected with the driving box 2 through the support 3, the support 3 is provided with a first indicating lamp 31 and a second indicating lamp 32, a main control board and a medicine amount adjusting knob 8 are arranged in a support box of the support 3, the medicine amount adjusting knob 8 is used for controlling the extracted liquid medicine amount, the main control board is used for receiving signals of sensors and adjusting signals of the medicine amount adjusting knob 8, the main control board detects the rotation amount of the medicine amount adjusting knob 8, and then determines the extracted liquid medicine amount corresponding to the rotation amount of the medicine amount adjusting knob 8, when the liquid medicine is extracted, the piston head 262 moves forward and backward in the piston cavity 214, when it is detected that the resistance value change amount on the sliding resistor 267 reaches the corresponding value of the extracted liquid medicine amount, the handheld electric drill 1 is stopped, that is, the extraction of the quantitative liquid medicine is completed.

[0050] The main control board controls the lighting and extinguishing of the first indicating lamp 31 and the second indicating lamp 32, and then intelligently indicates the working state of the punch medicine injector, for example, the first indicating lamp 31 is a red lamp, and the second indicating lamp 32 is a green lamp, (1) when the red lamp is on and the green lamp is off, it indicates that the piston is in the medicine injection termination position; (2) when the red lamp is off and the green lamp is on, it indicates that the piston is in the medicine extraction termination position; (3) when the red lamp is on and the green lamp is on, it indicates that the switching rod is in the drilling blocking position; (4) when the red lamp is off and the green lamp is off, it indicates that the piston is in other positions, at this time, the electric drill is started to execute the medicine injection stroke, and the piston injects medicine; (5) when the red lamp flashes and the green lamp flashes, it indicates that the system is faulty.

[0051] The use method is as follows:

[0052] 1. Empty the air:

[0053] Firstly, the medicine bottle 4 is inserted into the medicine cavity 216, and the pull rod shaft 251 is pushed to the most forward position, the purpose is to reset the control program.

[0054] The pull rod shaft 251 is pulled backward until the end face of the other end of the pull rod shaft 251 is basically flush with the end face of the front cover 21, that is, the medicine injection position is switched. The switch of the handheld electric drill 1 is pressed to start, and it can be seen that the handheld electric drill 1 rotates but the hollow drill bit 5 does not rotate, at this time, the lead screw shaft 261 and the piston head 262 move. The switch of the handheld electric drill 1 is continuously pressed until the piston completes a medicine extraction cycle, the red lamp is on, and the electric drill stops rotating. The rotation method of the handheld electric drill 1 is switched, and after the air is emptied, the normal medicine injection work is performed when the hollow drill bit 5 sprays medicine.

[0055] 2. Intelligent adjustment of medicine injection amount:

[0056] The medicine amount adjusting knob 8 is arranged in the support box of the support 3, according to the medicine amount indicating scale on the medicine amount adjusting knob 8, the clockwise rotation of the medicine amount adjusting knob 8 increases the medicine injection amount, and the counterclockwise rotation of the medicine amount adjusting knob 8 reduces the medicine injection amount.

[0057] 3. Normal medicine injection program:

[0058] Pull the lever shaft 251 to the front position, that is, switch to the drilling gear. Press the switch of the handheld electric drill 1 to start drilling, and often remove the wood chips during drilling (switch the rotation direction of the handheld electric drill 1). After drilling to the position, release the drill switch to complete the drilling operation.

[0059] Pull the lever shaft 251 backward to the last position, that is, switch to the medicine hitting gear. Press the switch of the handheld electric drill 1 to start, and the handheld electric drill 1 rotates but the hollow drill bit 5 does not rotate, at which time the screw shaft 261 and the piston head 262 move. Continue to press the switch of the handheld electric drill 1 until the piston completes a medicine hitting cycle, the red light is on, and the drill stops rotating. Switch the rotation method of the handheld electric drill 1, continue to press the switch of the handheld electric drill 1 until the piston completes a medicine hitting cycle, the red light is on, and the drill stops rotating.

[0060] The bracket 3 is provided with a positioning sensor box 9, and the GPS positioning sensor is installed in the positioning sensor box 9. When the handheld electric drill 1 performs the medicine injection program, the piston injects medicine, and the main control board actively transmits the collected drilling and medicine injection information data to the system server in the background.

[0061] The portable intelligent minimally invasive trunk drilling and medicine injection device uses the handheld electric drill 1 as the output power, integrates the drilling and medicine injection functions through the driving box 2, simplifies the size of the device, facilitates the carrying and operation, solves the technical problems of the existing drilling and medicine injection machine, such as large size and inconvenient carrying, solves the problems of the existing new type minimally invasive medicine injection device, such as complicated operation, labor consumption and time consumption, switches the drilling gear and the medicine hitting gear through the lever assembly 25, detects the switching of the drilling gear and the medicine hitting gear through the lever sensor 255, detects the position of the piston through the screw rear sliding resistance 267, intelligently adjusts the suction amount of the liquid medicine through the medicine amount adjusting knob 8, detects whether the pressure value of the medicine injection exceeds the limited pressure through the pressure gauge 6, prevents the damage to the tree caused by excessive pressure, and automatically transmits the information data of the position, latitude and longitude, medicine injection time, dose, pressure and the like of the drilling and medicine injection tree to the system server in the background through the sensor and the main control board.

[0062] The above is only a specific embodiment of the present application, and cannot limit the scope of the present application. Therefore, the replacement of equivalent components or equivalent changes and modifications made within the scope of the present application shall still fall within the scope of the present application.

Claims

1. A portable intelligent minimally invasive trunk drilling and medicine injecting device, characterized in that, Including handheld electric drill, drive box, support, sensor, medicine bottle and hollow drill bit, the lower part of the handheld electric drill is provided with electric drill battery, the output end of the handheld electric drill is connected with hollow drill bit through drive box, the drive box includes front cover and rear cover, the inside of the front cover and rear cover is provided with driving assembly, main shaft assembly, pull rod assembly and screw piston assembly, the driving assembly is fixedly connected with the output end of the handheld electric drill, the pull rod assembly is used for connecting driving assembly and main shaft assembly, or connecting driving assembly and screw piston assembly, the handheld electric drill is fixedly connected with drive box through support, the support is provided with position sensor, the support is also provided with indicating lamp and medicine dosage adjusting knob, and the indicating lamp is used for indicating the working state of the punch medicine injector.

2. The portable intelligent minimally invasive trunk hole drilling medicine injector according to claim 1, characterized in that, The rear end of the front cover is provided with front cover gear cavity and screw cavity, the front of the front cover gear cavity is provided with main shaft cavity, the front of the screw cavity is provided with piston cavity, the water valve cavity is arranged between the main shaft cavity and the piston cavity, the inside of the water valve cavity is provided with medicine injection water valve and water valve cavity bolt, the side of the main shaft cavity is provided with medicine inlet cavity, and the inside of the medicine inlet cavity is provided with medicine inlet water valve.

3. The portable intelligent minimally invasive trunk hole drilling medicine injector according to claim 2, characterized in that, The front end of the rear cover is provided with rear cover gear cavity, the rear end of the rear cover gear cavity is provided with driving shaft hole, piston shaft hole and pull rod shaft hole, the lower end of the pull rod shaft hole is provided with pull rod sensor slot and pull rod sensor.

4. The portable intelligent minimally invasive trunk hole drilling medicine injector according to claim 3, characterized in that, The front end of the piston cavity is provided with piston cover, the piston cover is provided with piston liquid tank, the upper part of the piston cavity and located in the front cover are provided with piston cavity transverse channel, plug cavity longitudinal channel and piston cavity vertical channel which are sequentially communicated, and the piston cavity vertical channel is communicated with the medicine inlet cavity.

5. The portable intelligent minimally invasive trunk hole drilling medicine injector according to claim 4, characterized in that, One end of the water valve cavity is sequentially connected with water valve cavity transverse channel and water valve cavity longitudinal channel, the water valve cavity is communicated with the piston cavity vertical channel through the water valve cavity transverse channel, the water valve cavity longitudinal channel and the water valve cavity vertical channel, the other end of the water valve cavity is provided with water valve cavity vertical channel, the water valve cavity is communicated with the transverse shaft hole channel and the vertical shaft hole channel of the main shaft through the water valve cavity vertical channel, and the piston cavity vertical channel is connected with pressure gauge.

6. The portable intelligent minimally invasive trunk perforating and medicine injecting device according to claim 1, characterized in that, The driving assembly includes driving shaft and driving gear, the driving shaft is rotatably connected with the rear cover through bearing, and the driving gear is fixedly connected with the driving shaft.

7. The portable intelligent minimally invasive trunk perforating and medicine injecting device according to claim 1, characterized in that, The main shaft assembly includes main shaft and main shaft gear, the inside of the main shaft is provided with transverse shaft hole channel and vertical shaft hole channel, the front end of the main shaft is fixedly connected with the hollow drill bit, the inside of the hollow drill bit is provided with medicine injection channel, and the transverse shaft hole channel, the vertical shaft hole channel and the medicine injection channel in the inside of the hollow drill bit are communicated.

8. The portable intelligent minimally invasive trunk perforating and medicine injecting device according to claim 1, characterized in that, The pull rod assembly includes pull rod shaft and handle, the pull rod shaft is fixedly connected with the handle, the pull rod shaft is slidably connected with the front cover and the rear cover through the pull rod shaft hole, the middle part of the pull rod shaft is provided with pull rod gear, the end of the pull rod shaft is provided with pull rod magnet column, and the lower part of the pull rod magnet column is provided with pull rod sensor.

9. The portable intelligent minimally invasive trunk perforating and medicine injecting device according to claim 1, characterized in that, The screw piston assembly includes screw shaft, piston head, screw nut, screw gear and bearing sleeve, the front end of the screw shaft is provided with screw sliding groove, and the screw sliding groove is provided with screw sliding column.

10. The portable intelligent minimally invasive trunk perforating and medicine injecting device according to claim 9, characterized in that, The screw rod piston assembly further comprises a resistance slider and a sliding resistance, one end of the screw rod shaft is fixedly connected with the piston head, the other end of the screw rod shaft is fixedly connected with the resistance slider, and the sliding resistance is installed below the resistance slider.

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