Backpack type movable quantitative liquid injector

Abstract

The invention relates to the technical field of moso bamboo disease and pest control, and provides a backpack type movable quantitative liquid injector which comprises a back barrel used for containing liquid medicine. The water pump is arranged on the back barrel, and a water inlet of the water pump is communicated with the liquid medicine in the back barrel; the control end of the time relay module is electrically connected with the water pump, and the time relay module is used for controlling the starting duration of the water pump; one end of the pesticide supply pipe is communicated with a water outlet of the water pump; and the other end of the medicine supply tube is communicated with the injection needle. By means of the technical scheme, the problems that in the prior art, the carrying amount of liquid medicine is small, and the injection amount of the liquid medicine every time is unstable are solved.

Description

Technical Field

[0001] The invention relates to the technical field of bamboo pest control, and in particular to a backpack-type mobile quantitative liquid injector. Background Art

[0002] The current method of injecting pest control agents and nutrient solutions into bamboo forests is as follows: prepare a rechargeable electric drill, a 4mm to 5mm twist drill bit, a pneumatic watering can, and an injection syringe. Insert the injection syringe into the nozzle of the spray can to test the injection amount of each bamboo. Press the spray can several times. After the preparations are completed, first use an electric drill to drill a 4mm to 5mm hole in a certain section of the bamboo near the root, then use a simply modified pneumatic watering can's syringe nozzle to push into the hole, and finally press N (N is the number of times tested just now) to inject the agent into the bamboo section.

[0003] At present, there is no professional and ideal tool for the prevention and control of diseases and insect pests of bamboo forests. In the existing technology, the amount of liquid medicine carried is small, and the problem of unstable injection amount of liquid medicine each time needs to be solved. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide a backpack-type mobile quantitative liquid injector in view of the above-mentioned technical deficiencies, which solves the problems in the prior art of small amount of liquid medicine carried and unstable amount of liquid medicine injected each time.

[0005] The technical solution adopted by the present invention is to provide a backpack-type mobile quantitative liquid injector, comprising:

[0006] Back bucket, used to hold liquid medicine;

[0007] A water pump is arranged on the back bucket, and a water inlet of the water pump is connected to the medicine liquid inside the back bucket;

[0008] A time relay module, a control end of which is electrically connected to the water pump and is used to control the start time of the water pump;

[0009] A medicine supply pipe, one end of which is connected to the water outlet of the water pump;

[0010] An injection needle, the other end of the drug supply tube is connected to the injection needle.

[0011] Further optimization of this technical solution also includes:

[0012] A handle assembly, the handle assembly comprising an upper handle member and a lower handle member, the upper handle member and the lower handle member are combined to form the handle assembly, and one end of the drug supply tube extends into the interior of the handle assembly;

[0013] A handle connector, wherein the end of the handle assembly is plugged and arranged on one side of the handle connector, and the injection needle is arranged on the other side of the handle connector.

[0014] Further optimizing the technical solution, the end of the injection needle has an external threaded portion, and the internal part of the external threaded portion has an internal tapered hole; further comprising:

[0015] The needle nozzle connector is arranged inside the handle assembly, the medicine supply tube is connected to the injection needle through the needle nozzle connector, the other end of the medicine supply tube is connected to one end of the needle nozzle connector, the other end of the needle nozzle connector has an outer cone tube, after the outer threaded portion is threadedly connected to the other side of the handle connector, the outer cone tube is sleeved inside the inner cone hole, and the needle nozzle connector is connected to the injection needle.

[0016] Further optimization of this technical solution also includes:

[0017] A single-ear stepless clamp is clamped and arranged at the connection between the medicine supply tube and the needle nozzle connector.

[0018] Further optimization of this technical solution also includes:

[0019] A signal switch is arranged on the handle assembly, the signal switch comprises a self-resetting electric switch group body and a thread locking portion, the thread locking portion extends into the handle assembly, and the signal switch is communicatively connected with the time relay module through a signal line;

[0020] A switch spring, which is sleeved on the thread locking portion and abuts against the inner wall of the handle assembly;

[0021] The switch nut is located inside the handle assembly and is threadedly connected to the thread locking portion to fix the signal switch.

[0022] To further optimize the technical solution, the drug supply tube and the signal line are combined to form a pipeline group.

[0023] To further optimize the technical solution, one side of the backpack is provided with a shoulder strap.

[0024] To further optimize the technical solution, the lower part of the back bucket has a bottom cover; and further includes:

[0025] The power supply module includes a battery, which is arranged in the lower part of the back barrel and is used to supply power to the water pump and the time relay module. The power supply module also includes a charging port and a main power switch, and the charging port and the main power switch are both arranged on one side of the back barrel.

[0026] The beneficial effects of the present invention are:

[0027] 1. The backpack has a large capacity, which saves you from having to go back and forth to add liquid medicine in the mountains and forests many times. A full back bucket can provide half a day's work, and the weight is suitable, making it convenient to travel in the mountains and forests.

[0028] 2. There is no need to pull and pressurize, and the injection volume will not change with the change of pressure. The time relay module is used to control the amount of medicine discharged by the water pump each time, which can ensure that the injection volume is stable and consistent each time.

[0029] 3. The injection needle can be fully inserted into the drill hole without causing leakage or waste of the drug solution.

[0030] 4. It facilitates the operation of bamboo farmers and greatly improves work efficiency, reduces labor intensity, and improves the effect of pesticide use in bamboo forests. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 This is a schematic diagram of the split structure of the lower part of the backpack of the present invention;

[0032] Figure 2 It is a schematic diagram of the local structure of the present invention;

[0033] Figure 3 It is a schematic diagram of the structure of the handle assembly of the present invention;

[0034] Figure 4 It is a schematic diagram of the disassembled structure of the handle assembly of the present invention;

[0035] Figure 5 This is a schematic diagram of the structure of the injection needle and the handle connector of the present invention;

[0036] Figure 6 It is a schematic diagram of the overall structure of the present invention;

[0037] Explanation of the marks in the figure: 1. backpack; 101. shoulder strap; 102. bottom cover; 2. water pump; 201. water inlet; 3. time relay module; 4. power supply module; 401. battery; 402. main power switch; 403. charging port; 5. injection needle; 501. external threaded part; 502. internal tapered hole; 6. handle assembly; 601. upper handle piece; 602. lower handle piece; 603. connecting hole; 7. handle connector; 8. needle nozzle connector; 801. external tapered tube; 802. single-ear stepless clamp; 9. signal switch; 901. main body of self-resetting electric switch group; 902. threaded locking part; 903. switch spring; 904. switch nut; 10. pipeline group; 1001. signal line; 1002. medicine supply tube. DETAILED DESCRIPTION

[0038] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0039] In order to simplify the drawings, only the parts related to the invention are schematically shown in each figure, and they do not represent the actual structure of the product. In addition, in order to simplify the drawings and facilitate understanding, in some figures, only one of the parts with the same structure or function is schematically shown, or only one of them is marked. In this article, "one" not only means "only one", but also means "more than one", and "several" includes "two" and "more than two".

[0040] In this document, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0041] In addition, in the description of the present application, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0042] like Figure 1-6As shown, a backpack-type mobile quantitative liquid injector includes a back bucket 1 for containing liquid medicine; a water pump 2, which is arranged on the back bucket 1, and the water inlet 201 of the water pump 2 is connected to the liquid medicine inside the back bucket 1; a time relay module 3, the control end of the time relay module 3 is electrically connected to the water pump 2, and is used to control the opening time of the water pump 2; a medicine supply tube 1002, one end of which is connected to the water outlet of the water pump 2; an injection needle 5, the other end of the medicine supply tube 1002 is connected to the injection needle 5. It also includes: a handle assembly 6, the handle assembly 6 includes an upper handle member 601 and a lower handle member 602, the upper handle member 601 and the lower handle member 602 are combined to form the handle assembly 6, one end of the medicine supply tube 1002 extends into the handle assembly 6; a handle connector 7, the end of the handle assembly 6 is plugged and arranged on one side of the handle connector 7, and the injection needle 5 is arranged on the other side of the handle connector 7. The end of the injection needle 5 has an external threaded portion 501, and the internal part of the external threaded portion 501 has an internal tapered hole 502; it also includes: a needle mouth connector 8, which is arranged inside the handle assembly 6, and the drug supply tube 1002 is connected to the injection needle 5 through the needle mouth connector 8, and the other end of the drug supply tube 1002 is connected to one end of the needle mouth connector 8, and the other end of the needle mouth connector 8 has an external tapered tube 801. After the external threaded portion 501 is threadedly connected to the other side of the handle connector 7, the external tapered tube 801 is sleeved inside the internal tapered hole 502, and the needle mouth connector 8 is connected to the injection needle 5. It also includes: a single-ear stepless clamp 802, which is clamped and arranged at the connection between the drug supply tube 1002 and the needle mouth connector 8. A shoulder strap 101 is provided on one side of the backpack 1. The lower part of the back tub 1 has a bottom cover 102; it also includes: a power supply module 4, including a battery 401, the battery 401 is arranged in the lower part of the back tub 1, and is used to supply power to the water pump 2 and the time relay module 3. The power supply module 4 also includes a charging port 403 and a main power switch 402, and the charging port 403 and the main power switch 402 are both arranged on one side of the back tub.

[0043] When in use, the medicine liquid is pre-stored in the back bucket 1, and the water inlet 201 of the water pump 2 can be connected to the low position of the medicine liquid inside the back bucket 1. After the signal switch 9 is triggered, the time relay module 3 program starts to run, controls the water pump 2 to start working and stop after the set working time, and achieves the required amount of medicine liquid injection by adjusting the working time of the water pump 2. The end of the injection needle 5 is inserted into the drilled hole on the bamboo.

[0044] The handle assembly 6 is small and light, and has a comfortable grip. A buckle adapted to the handle assembly 6 can be provided on the side of the back bucket 1, and a connecting ring or a connecting hole 603 can be provided at the tail of the handle assembly 6. A lanyard can be provided on the connecting hole 603. When not in use for a short time, the lanyard at the tail can be used to hang the wrist. When not in use for a long time, the handle assembly 6 can be inserted into the buckle on the side of the back bucket 1, which basically frees one hand. The upper handle and the lower handle are connected by snapping to form the handle assembly 6, which can be partially oval in shape for easy grip.

[0045] The handle connector 7 can be conical, and the end with a larger diameter is inserted into the end of the handle assembly 6, which can enhance the connection stability of the upper handle and the lower handle. The end with a smaller diameter of the handle connector 7 can have an internal thread, which is threadedly connected to the external threaded portion 501 of the injection needle 5. After the injection needle 5 is screwed into the handle connector 7, the internal tapered hole 502 is sleeved on the external tapered tube 801 of the needle nozzle connector 8, so as to realize the sealed connection between the injection needle 5 and the needle nozzle connector 8. The needle nozzle connector 8 can be fixedly arranged inside the handle assembly 6 to facilitate the replacement of the injection needle 5.

[0046] The medicine supply tube 1002 is connected to the injection needle 5 through the needle nozzle connector 8. The single-ear stepless clamp 802 can be sleeved on the end of the medicine supply tube 1002. After the end of the medicine supply tube 1002 is connected to the end of the needle nozzle connector 8 away from the injection needle 5, it can be clamped and fixed by the single-ear stepless clamp 802 to prevent it from detaching.

[0047] The backpack 1 can be provided with two shoulder straps 101, which is convenient for carrying and more labor-saving. At the same time, the power supply module 4 can supply power, which is convenient for field operations. The main power switch 402 controls the battery 401 to supply power to the water pump 2 and the time relay module 3, and the charging port 403 can be connected to an external charging device to charge the battery 401.

[0048] Components such as the water pump 2, the battery 401, the time relay module 3 power supply and the power supply module 4 can be arranged at the lower part of the back tub 1, and the bottom cover 102 can be detachably installed at the lower part of the back tub 1 to facilitate the installation and maintenance of the internal components.

[0049] Furthermore, it also includes: a signal switch 9, which is arranged on the handle assembly 6, and the signal switch 9 includes a self-resetting electric switch group main body 901 and a threaded locking part 902, the threaded locking part 902 extends into the handle assembly 6, and the signal switch 9 is communicated with the time relay module 3 through a signal line 1001; a switch spring 903, which is sleeved on the threaded locking part 902 and abuts against the inner wall of the handle assembly 6; a switch nut 904, which is located inside the handle assembly 6 and is threadedly connected to the threaded locking part 902, and is used to fix the signal switch 9.

[0050] When in use, the signal switch 9 can be set on the handle assembly 6, which is more convenient for manual operation. The signal switch 9 can be fixed on the handle assembly 6 by the switch spring 903 and the switch nut 904. After the self-resetting electric switch group main body 901 is set off, it communicates with the time relay module 3 through two signal lines 1001, starts the time relay module 3, and controls the water pump 2 to discharge water.

[0051] Furthermore, the drug supply tube 1002 and the signal line 1001 are combined to form a pipeline group 10.

[0052] When in use, the pipeline set 10 facilitates the installation of the circuit and the liquid medicine pipeline. The pipeline set 10 may also include an outer protective tube, which is sleeved on the outside of the medicine supply tube 1002 and the signal line 1001.

[0053] It is to be understood that the present invention is described by some embodiments, and it is known to those skilled in the art that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. A backpack-type mobile quantitative liquid injector, characterized in that: include: A back bucket (1) for containing liquid medicine; A water pump (2) is arranged on the back bucket (1), and a water inlet (201) of the water pump (2) is connected to the medicine liquid inside the back bucket (1); A time relay module (3), a control end of the time relay module (3) being electrically connected to the water pump (2) and used for controlling the start-up time of the water pump (2); A medicine supply pipe (1002), one end of which is connected to the water outlet of the water pump (2); An injection needle (5), the other end of the drug supply tube (1002) is connected to the injection needle (5).

2. A backpack-type mobile quantitative liquid injector according to claim 1, characterized in that: Also includes: A handle assembly (6), the handle assembly (6) comprising an upper handle member (601) and a lower handle member (602), the upper handle member (601) and the lower handle member (602) being combined to form the handle assembly (6), one end of the medicine supply tube (1002) extending into the interior of the handle assembly (6); A handle connector (7), wherein the end of the handle assembly (6) is plugged and arranged on one side of the handle connector (7), and the injection needle (5) is arranged on the other side of the handle connector (7).

3. A backpack-type mobile quantitative liquid injector according to claim 2, characterized in that: The end of the injection needle (5) has an external threaded portion (501), and the interior of the external threaded portion (501) has an inner tapered hole (502); and further comprises: The needle nozzle connector (8) is arranged inside the handle assembly (6); the drug supply tube (1002) is connected to the injection needle (5) through the needle nozzle connector (8); the other end of the drug supply tube (1002) is connected to one end of the needle nozzle connector (8); the other end of the needle nozzle connector (8) has an outer cone tube (801); after the outer threaded portion (501) is threadedly connected to the other side of the handle connector (7), the outer cone tube (801) is sleeved inside the inner cone hole (502), and the needle nozzle connector (8) is connected to the injection needle (5).

4. A backpack-type mobile quantitative liquid injector according to claim 3, characterized in that: Also includes: A single-ear stepless clamp (802) is clamped and arranged at the connection between the medicine supply tube (1002) and the needle nozzle connector (8).

5. The backpack-type mobile quantitative liquid injector according to claim 2, characterized in that: Also includes: A signal switch (9) is arranged on the handle assembly (6), the signal switch (9) comprises a self-resetting electric switch assembly body (901) and a thread locking portion (902), the thread locking portion (902) extends into the handle assembly (6), and the signal switch (9) is communicatively connected with the time relay module (3) via a signal line (1001); A switch spring (903) is sleeved on the thread locking portion (902) and abuts against the inner wall of the handle assembly (6); The switch nut (904) is located inside the handle assembly (6) and is threadedly connected to the thread locking portion (902) for fixing the signal switch (9).

6. A backpack-type mobile quantitative liquid injector according to claim 5, characterized in that: The drug supply tube (1002) and the signal line (1001) are combined to form a pipeline group (10).

7. The backpack-type mobile quantitative liquid injector according to claim 1, characterized in that: One side of the backpack (1) is provided with a shoulder strap (101).

8. The backpack-type mobile quantitative liquid injector according to claim 1, characterized in that: The back bucket (1) has a bottom cover (102) at the lower part; and further comprises: A power supply module (4) comprises a battery (401), wherein the battery (401) is arranged at the lower part of the back bucket (1) and is used to supply power to the water pump (2) and the time relay module (3); the power supply module (4) further comprises a charging port (403) and a main power switch (402), wherein the charging port (403) and the main power switch (402) are both arranged on one side of the back bucket (1).

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