CN209925661U

CN209925661U - Valve and contain its plant protection unmanned aerial vehicle

Info

Publication number: CN209925661U
Application number: CN201920422203.8U
Authority: CN
Inventors: 高廉洁; 尹亮亮; 张羽
Original assignee: Tuobang (nanjing) Robot Co Ltd
Current assignee: Tuobang (nanjing) Robot Co Ltd
Priority date: 2019-03-31
Filing date: 2019-03-31
Publication date: 2020-01-10
Anticipated expiration: 2029-03-31

Abstract

The utility model belongs to the technical field of unmanned aerial vehicles, in particular to a valve and a plant protection unmanned aerial vehicle comprising the same, which comprises a water outlet valve and a valve seat matched with the water outlet valve, wherein the water outlet valve comprises a water outlet pipe, a valve body and a shell, the valve body is slidably arranged in the water outlet pipe, the shell is arranged outside the water outlet pipe, and the water outlet pipe is supported and fixed on the shell; the valve body comprises an upper plug body and a lower tubular body which are connected up and down, the outer diameter of the upper plug body is not larger than that of the lower tubular body, a through hole communicated with the inside of the lower tubular body is formed in the pipe wall of the lower tubular body, and the through hole is sealed or opened by the inner wall of the water outlet pipe through the up-and-down sliding of the valve body in the water outlet pipe. According to the valve provided by the utility model, the water outlet valve seals the water outlet of the pesticide box, the pesticide box is installed behind the unmanned aerial vehicle, the water outlet valve is matched and connected with the valve seat, the water outlet valve is conducted, and the liquid medicine flows to the spraying mechanism from the valve seat; this valve structure is convenient for the medical kit plug-in type and is installed on unmanned aerial vehicle, is favorable to improving plant protection operating efficiency.

Description

Valve and contain its plant protection unmanned aerial vehicle

Technical Field

The utility model relates to an unmanned air vehicle technique field, concretely relates to valve reaches plant protection unmanned aerial vehicle who contains it.

Background

Along with the gradual maturity of unmanned aerial vehicle technique and the popularization of modern agriculture theory, plant protection unmanned aerial vehicle's application is more and more extensive, utilizes plant protection unmanned aerial vehicle to spray the pesticide, not only can use manpower and materials sparingly, can also keep away from remote operation, avoids spraying operation personnel contact pesticide, has improved the security and the efficiency of spraying that the pesticide sprays the operation.

Current plant protection unmanned aerial vehicle's medical kit snap-on is usually in unmanned aerial vehicle fuselage bottom, and the medical kit is including the injection mouth that is located top one side and the delivery port that is located the medical kit bottom, delivery port and the water piping connection who sprays the mechanism, during the plant protection operation, takes the liquid medicine out the back through the water pipe and carries to the shower nozzle and spray through the water pump. The medical kit of this kind of structure not only is not convenient for the user to assemble, moreover when replenishing the liquid medicine, can only inject the liquid medicine into the medical kit through outside injection device, the operation is inconvenient and waste time, greatly reduced plant protection operating efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned technical problem, provide a valve and contain its plant protection unmanned aerial vehicle.

The utility model adopts the following technical scheme: in a first aspect, the present invention provides a valve, which includes a water outlet valve and a valve seat matched with the water outlet valve, wherein the water outlet valve includes a water outlet pipe, a valve body and a housing, the valve body is slidably disposed in the water outlet pipe, the housing is disposed outside the water outlet pipe, and the water outlet pipe is supported and fixed on the housing; the valve body comprises an upper plug body and a lower tubular body which are connected up and down, the outer diameter of the upper plug body is not larger than that of the lower tubular body, a through hole communicated with the interior of the lower tubular body is formed in the pipe wall of the lower tubular body, and the through hole is sealed or opened by the inner wall of the water outlet pipe through the up-and-down sliding of the valve body in the water outlet pipe.

Furthermore, the outlet pipe includes upper portion pipe and lower part pipe that connects as an organic whole from top to bottom, the diameter of lower part pipe is less than upper portion pipe diameter, the inner wall of lower part pipe and the surface laminating of the lower part siphonozooid of the valve body of sliding arrangement in it and seal the through-hole of seting up on it.

Furthermore, the inside of the department that the upper portion pipe of outlet pipe meets with the lower part pipe is equipped with first saddle, be equipped with the first ka tai of round on the upper portion cock body of valve body, when the valve body slides down first ka tai card is located on the first saddle.

Further, a circle of groove is formed in the lower portion of a first clamping table on the valve body, a first sealing ring is embedded in the groove, and the first sealing ring is sealed between the first clamping table and the first supporting table when the first clamping table is clamped on the first supporting table.

Furthermore, the upper portion pipe of outlet pipe with the outside that the lower part pipe meets the department is equipped with the second card platform, the casing bottom is equipped with the confession the opening that the outlet pipe passed and the opening inboard form round second saddle, the fixed card of second card platform is located on the second saddle.

Furthermore, the valve seat comprises a mounting seat and a water outlet connector, the mounting seat is an annular body which is provided with an upper opening and a lower opening and is wide at the upper part and narrow at the lower part, the bottom opening of the mounting seat is inserted into the water outlet connector, the water outlet valve is inserted into the mounting seat, and the valve body of which the bottom extends out of the water outlet pipe slides upwards in the water outlet pipe after being abutted, so that the through hole is opened.

Furthermore, the water outlet pipe is located on the pipe wall outside the shell and is provided with an annular groove, a second sealing ring is embedded in the annular groove, and the second sealing ring is sealed between the outer wall of the water outlet pipe and the inner wall of the mounting seat.

On the other hand, the utility model provides a plant protection unmanned aerial vehicle, including fuselage, horn and medical kit, the horn has a plurality ofly and encircles the fuselage sets up, the medical kit plug-in is located in the fuselage, the medical kit bottom is equipped with the delivery port, still includes foretell valve, the valve include the outlet valve and with the disk seat that the outlet valve cooperateed and uses, the outlet valve with the delivery port is connected, the disk seat is located on the fuselage.

By adopting the technical scheme, the method has the following beneficial effects: the valve provided by the utility model comprises a water outlet valve and a valve seat, wherein the water outlet valve is arranged on a pesticide box, the valve seat is arranged on an unmanned aerial vehicle, the water outlet valve seals a water outlet of the pesticide box, the pesticide box is arranged behind the unmanned aerial vehicle, the water outlet valve is matched and connected with the valve seat, the water outlet valve is conducted, and liquid medicine flows to a spraying mechanism from the valve seat; this valve structure is convenient for the medical kit plug-in type and installs on unmanned aerial vehicle, and the user of being convenient for installs the medical kit and carries out the liquid medicine to the medical kit and supply, is favorable to improving plant protection operating efficiency.

Drawings

Fig. 1 is a schematic diagram of a separated structure of a valve according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a medicine box according to an embodiment of the present invention (in which a valve seat is connected to a valve);

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure:

1. a housing; 1.1, a second pallet; 2. a water outlet pipe; 2.1, an upper round pipe; 2.2, a lower circular tube; 2.3, a first pallet; 2.4, a second clamping table; 3. a return spring; 4. a filter frame; 5. an upper plug body; 5.1, a first clamping table; 6. a lower tubular body; 6.1, through holes; 7. a first seal ring; 8. a second seal ring; 9. a mounting seat; 10. a water outlet joint; 11. a medicine chest; 11.1 and a water outlet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the accompanying drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in the present invention can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "coupled" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

"plurality" means two or more unless otherwise specified.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

Example (b):

the embodiment provides a plant protection unmanned aerial vehicle, which comprises a machine body, a plurality of machine arms and medicine boxes, wherein the machine arms are arranged around the machine body, the medicine boxes are arranged in the machine body in a plugging manner, and referring to the drawing, the medicine boxes are in a T shape; comprises an upper layer box body and a lower layer box body which are integrally connected up and down and are communicated with each other inside; the machine body is provided with an installation through groove which penetrates through the machine body up and down, and the upper layer box body of the medicine box is clamped on the machine body at the upper opening of the installation through groove; the lower-layer box body penetrates through the first installation through groove. The medical kit divide into two parts, is favorable to reducing the liquid medicine emergence amplitude of shaking of the incasement of unmanned aerial vehicle flight process on the one hand, avoids influencing unmanned aerial vehicle flight stability, and on the other hand adopts above-mentioned figurative medical kit, and the medical kit of being convenient for carries out plug-in installation with the fuselage, supports in fuselage upper portion with the help of upper box. The medical kit is installed in the logical inslot of installation in the fuselage, and upper box supports on the fuselage outside the logical groove is led to in the installation, and lower floor's box runs through first installation and leads to the groove, and medical kit simple to operate and swift need not to adopt the connecting piece and borrow outside instrument, can carry out the quick replacement of medical kit.

The bottom of the medicine chest is provided with a water outlet 11.1 and further comprises a valve, the valve comprises a water outlet valve and a valve seat matched with the water outlet valve for use, the water outlet valve is connected with the water outlet 11, and the valve seat is arranged on the machine body. The valve comprises a water outlet valve and a valve seat matched with the water outlet valve for use, the water outlet valve comprises a water outlet pipe 2, a valve body and a shell 1, and the shell 1 is in threaded connection with a water outlet 11.1 of the medicine box 11. The valve body is arranged in the water outlet pipe in a sliding manner, the shell is arranged on the outer side of the water outlet pipe, and the water outlet pipe is supported and fixed on the shell; the valve body comprises an upper plug body 5 and a lower tubular body 6 which are connected up and down, the outer diameter of the upper plug body 5 is not larger than that of the lower tubular body, a through hole 6.1 communicated with the inside of the lower tubular body is formed in the pipe wall of the lower tubular body, and the through hole is sealed or opened by the inner wall of the water outlet pipe through the up-and-down sliding of the valve body in the water outlet pipe.

In this embodiment, the water outlet pipe 2 includes an upper circular pipe 2.1 and a lower circular pipe 2.2 which are connected into a whole from top to bottom, the diameter of the lower circular pipe is smaller than that of the upper circular pipe, and the inner wall of the lower circular pipe 2.2 is attached to the outer surface of the lower tubular body of the valve body arranged in the lower circular pipe in a sliding manner and seals the through hole formed in the lower tubular body.

The inside that the upper portion pipe 2.1 of outlet pipe and lower part pipe 2.2 meet is equipped with first saddle 2.3, be equipped with the first ka tai 5.1 of round on the upper portion cock body 5 of valve body, when the valve body slides down first ka tai 5.1 card is located on the first saddle 2.3.

In order to increase the sealing effect of the valve body on the water outlet valve, the lower part of a first clamping table on the valve body is provided with a circle of groove, a first sealing ring 7 is embedded in the groove, and the first clamping table is clamped on a first supporting table, the first sealing ring is sealed between the first clamping table and the first supporting table, so that liquid medicine is prevented from flowing out of the lower tubular body of the valve body and the inner wall of a lower circular pipe of the water outlet pipe.

The upper portion pipe of outlet pipe with the outside that the lower part pipe meets is equipped with second saddle 2.3, the casing bottom is equipped with the confession the opening that the outlet pipe passed and opening inboard form round second saddle 1.1, second saddle 2.3 fixed card is located on the second saddle 1.1. In this embodiment, the shell of the water outlet valve is in threaded connection with the water outlet of the medicine box, the upper circular tube of the water outlet pipe extends into the water outlet, and the second clamping table is clamped between the water outlet and the second supporting table, so that the water outlet pipe is fixed in the water outlet.

In order to filter dregs in the medicine chest and prevent from blocking the spray head, the top of the water outlet pipe is connected with a filter frame 4, and the filter frame is covered with a filter screen.

In order to facilitate the automatic resetting of the valve body, a reset spring is arranged between the upper plug body 5 and the filter frame 4. When the water outlet valve is separated from the valve seat, the valve body quickly returns to the original position under the action of the reset spring, namely, the valve body seals the water outlet pipe, the through hole is positioned at the lower circular pipe of the water outlet pipe, and the inner surface of the lower circular pipe is attached to the through hole, so that the liquid medicine is prevented from flowing out.

The valve seat comprises a mounting seat 9 and a water outlet joint 10, the mounting seat is an annular body which is opened up and down and is wide in the upper part and narrow in the lower part, the bottom opening of the mounting seat is inserted on the water outlet joint, the water outlet joint is usually connected with a water pipe, and the water pipe is connected with the spray head through a water pump; the water outlet valve is inserted in the mounting seat, and the valve body with the bottom extending out of the water outlet pipe is abutted and then slides upwards in the water outlet pipe to open the through hole. The water outlet valve is arranged in front of the valve seat, the through hole 6.1 of the lower tubular body 6 of the valve body is positioned in the lower round pipe of the water outlet pipe, the inner surface of the lower round pipe seals the through hole, the liquid medicine cannot flow out, and the water outlet pipe is sealed. When the water outlet valve is arranged on the valve seat, the valve body moves upwards under the action of the valve seat, the through hole on the lower tubular body moves to the upper round tube of the water outlet pipe, and due to the gap between the upper round tube and the lower tubular body of the valve body, the liquid medicine flows into the lower tubular body of the valve body through the through hole and flows into the water outlet joint through the lower tubular body.

When the water outlet valve is installed on the valve seat, in order to avoid the liquid medicine from flowing out between the water outlet pipe of the water outlet valve and the installation seat of the valve seat, the water outlet pipe is located an annular groove is formed in the pipe wall outside the shell, a second sealing ring 8 is embedded in the annular groove, and the second sealing ring is sealed between the outer wall of the water outlet pipe and the inner wall of the installation seat. In this embodiment, there are two annular grooves, which are spaced from each other. The opening part of the mounting seat near the bottom inwards extends to form a circle of supporting table, the shell of the water outlet valve is abutted to the supporting table, the mounting seat is inserted into the water outlet connector, and the supporting table is clamped at the top of the water outlet connector. The opening of the lower tubular body of the valve body is communicated with the water outlet joint. The water outlet valve is arranged in front of the valve seat, the through hole of the lower tubular body of the valve body is positioned in the lower round pipe of the water outlet pipe, the inner surface of the lower round pipe seals the through hole, the liquid medicine cannot flow out, and the water outlet pipe is sealed. When the water outlet valve is arranged on the valve seat, the valve body moves upwards under the action of the valve seat, the through hole on the lower tubular body moves to the upper round tube of the water outlet pipe, and due to the gap between the upper round tube and the lower tubular body of the valve body, the liquid medicine flows into the lower tubular body of the valve body through the through hole and flows into the water outlet joint through the lower tubular body.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A valve comprises a water outlet valve and a valve seat matched with the water outlet valve for use, and is characterized in that the water outlet valve comprises a water outlet pipe (2), a valve body and a shell (1), the valve body is arranged in the water outlet pipe (2) in a sliding manner, the shell is arranged on the outer side of the water outlet pipe (2), and the water outlet pipe (2) is supported and fixed on the shell (1); the valve body comprises an upper plug body (5) and a lower tubular body (6) which are connected up and down, the outer diameter of the upper plug body (5) is not larger than that of the lower tubular body (6), a through hole (6.1) communicated with the inside of the lower tubular body (6) is formed in the pipe wall of the lower tubular body, and the through hole (6.1) is sealed or opened by the inner wall of the water outlet pipe (2) through the valve body sliding up and down in the water outlet pipe (2).

2. The valve according to claim 1, characterized in that the outlet pipe (2) comprises an upper circular pipe (2.1) and a lower circular pipe (2.2) which are connected into a whole from top to bottom, the diameter of the lower circular pipe (2.2) is smaller than that of the upper circular pipe (2.1), and the inner wall of the lower circular pipe (2.2) is attached to the outer surface of the lower tubular body (6) of the valve body arranged in the lower circular pipe in a sliding manner and seals the through hole (6.1) formed in the lower tubular body.

3. The valve according to claim 2, characterized in that a first saddle (2.3) is arranged inside the joint of the upper circular pipe and the lower circular pipe of the water outlet pipe (2), a ring of first clamping platforms (5.1) are arranged on the upper plug body (5) of the valve body, and the first clamping platforms (5.1) are clamped on the first saddle (2.3) when the valve body slides downwards.

4. A valve according to claim 3, wherein a ring of groove is arranged at the lower part of the first clamping table on the valve body, a first sealing ring (7) is embedded in the groove, and the first sealing ring is sealed between the first clamping table and the first supporting table when the first clamping table is clamped on the first supporting table.

5. The valve according to claim 2, characterized in that a second clamping table (2.4) is arranged outside the joint of the upper circular pipe and the lower circular pipe of the water outlet pipe (2), an opening for the water outlet pipe to pass through is arranged at the bottom of the shell, the opening is inward to form a circle of second supporting table (1.1), and the second clamping table is fixedly clamped on the second supporting table (1.1).

6. The valve according to claim 1, characterized in that a filter frame (4) is connected to the top of the outlet pipe (2), and the filter frame is covered with a filter screen.

7. Valve according to claim 6, characterized in that a return spring (3) is provided between the upper plug body (5) and the filter holder.

8. The valve according to claim 1, wherein the valve seat comprises a mounting seat (9) and a water outlet connector (10), the mounting seat (9) is an annular body which is opened up and down and is wide in the upper part and narrow in the lower part, the bottom opening of the mounting seat (9) is inserted into the water outlet connector (10), the water outlet valve is inserted into the mounting seat (9), and a valve body of which the bottom extends out of the water outlet pipe (2) slides upwards in the water outlet pipe after being abutted, so that a through hole is opened.

9. The valve according to claim 8, characterized in that the pipe wall of the water outlet pipe outside the housing is provided with an annular groove, a second sealing ring (8) is embedded in the annular groove, and the second sealing ring is sealed between the outer wall of the water outlet pipe and the inner wall of the mounting seat.

10. A plant protection unmanned aerial vehicle, includes fuselage, horn and medical kit (11), the horn has a plurality ofly and encircles the fuselage setting, the medical kit plug-in is located in the fuselage, its characterized in that, the medical kit bottom is equipped with delivery port (11.1), still includes the valve in any claim 1-9, the valve includes outlet valve and with the valve seat that the outlet valve cooperatees and uses, the outlet valve with the delivery port is connected, the valve seat is located on the fuselage.