CN114158402A

CN114158402A - Agricultural vegetable greenhouse plants with driping irrigation equipment

Info

Publication number: CN114158402A
Application number: CN202111338244.7A
Authority: CN
Inventors: 罗绍康
Original assignee: Ningbo Jiwei Melt Mould Casting Co ltd
Current assignee: Ningbo Jiwei Melt Mould Casting Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-03-11

Abstract

The invention discloses drip irrigation equipment for agricultural vegetable greenhouse planting, and relates to the field of agricultural irrigation. Through changing irrigation equipment into mobilizable equipment, this equipment during operation, body part is injected to the water in the bar shower nozzle, and its design length of pipe is shorter than conventional drip irrigation pipe to body part, and the irrigation area accessible of pipeline removes irrigation equipment and can realize, and the water pressure of each position in this kind of irrigation equipment body part is comparatively stable, can guarantee the sufficiency of each irrigation position water yield, is convenient for simultaneously accomodate and arrange.

Description

Agricultural vegetable greenhouse plants with driping irrigation equipment

Technical Field

The invention relates to the technical field of agricultural irrigation, in particular to drip irrigation equipment for greenhouse planting of agricultural vegetables.

Background

The irrigation principle is that the irrigation quantity, the irrigation times and the irrigation time are determined according to the water requirement characteristics, the growth stage, the climate and the soil conditions of the medicinal plants, and the medicinal plants are irrigated in a proper time and in a proper amount and reasonably. The types of the irrigation are mainly irrigation before sowing, seedling-accelerating irrigation, growth-period irrigation, winter irrigation and the like, the irrigation modes are various, and the common modes include flood irrigation, spray pipe irrigation and drip irrigation, wherein the drip irrigation mode is most water-saving and is one of the irrigation modes which are frequently used at present.

However, in the prior art, especially for drip irrigation, the position of the irrigation device is generally fixed, and in order to cover the irrigation position in a wider range, people select to connect a longer drip irrigation pipe to the irrigation equipment, which causes the water pressure in the drip irrigation pipe to be unstable, so that the drip irrigation capacity of the drip irrigation pipe close to the irrigation equipment is stronger than that of the drip irrigation pipe far away from the irrigation equipment, and especially when the pipe is damaged, the phenomenon is more obvious, which easily causes the moisture received by crops to be inconsistent, and the longer the pipe is, the more troublesome the pipe laying and collecting are.

Disclosure of Invention

In view of the problems in the prior art, the present invention aims to provide a drip irrigation device for greenhouse cultivation of agricultural vegetables, which facilitates to solve the problems mentioned in the background art.

In order to solve the problems, the invention adopts the following technical scheme: a drip irrigation device for agricultural vegetable greenhouse planting comprises a shell, wherein fixed disks are fixedly connected to the front side and the rear side of the shell, a rotating disk is rotatably connected to the surface of each fixed disk, a strip-shaped block is fixedly connected to the surface of each rotating disk, a fixed block is fixedly connected to one side of each strip-shaped block, a rotating rod is rotatably connected to one side of each fixed block, a strip-shaped spray nozzle is fixedly connected to the surface of each rotating rod, a first water spray hole is formed in the surface of each strip-shaped spray nozzle, a water storage tank is fixedly connected to the inside of the shell, a second water pump is fixedly connected to the upper side of each water storage tank, a second hose is fixedly connected to one side of each second water pump, an avoidance groove is formed in one side of the shell, the second hose is arranged inside the avoidance groove and is connected with the strip-shaped spray nozzle, and a motor is fixedly connected to the upper side of the water storage tank, output shafts on two sides of the motor are fixedly connected with connecting rods through couplers, one sides of the two connecting rods, far away from the motor, are fixedly connected with driving bevel gears, the outer sides of the two driving bevel gears are respectively provided with a second driven bevel gear and a first driven bevel gear, the two driving bevel gears are respectively meshed with the second driven bevel gear and the first driven bevel gear, connecting columns are respectively and fixedly connected above the second driven bevel gear and the first driven bevel gear, a first spray head and a second spray head are respectively and fixedly connected above the two connecting columns, second water spray holes are respectively arranged on the surfaces of the first spray head and the second spray head, a first water pump is fixedly connected on the upper side of the water storage tank, a first hose is fixedly connected on the upper side of the first water pump, and the first hose is fixedly connected with the first spray head and the second spray head, and the first hose is communicated with the first spray head and the second spray head, one side of the first water pump is fixedly connected with a second transmission pipe, one side of the second hose is fixedly connected with a first transmission pipe, and the first transmission pipe and the second transmission pipe are both arranged in the water storage tank.

As a preferable scheme of the present invention, a hollow protective shell is rotatably connected below each of the first nozzle and the second nozzle, and the hollow protective shell is fixedly connected above the housing.

As a preferable scheme of the invention, a water flowing hole is formed above the shell, a guide pipe is fixedly connected inside the water flowing hole of the shell, the lower end of the guide pipe is fixedly connected to the water storage tank, and the guide pipe is communicated with the water storage tank.

As a preferable scheme of the present invention, a water guard is fixedly connected to an upper side of the housing, and the water guard is disposed at an outer side of the first nozzle and the second nozzle.

As a preferable scheme of the present invention, a buffer pad is disposed inside the housing, the buffer pad is disposed outside the first water pump and the second hose, and four corners of the outside of the housing are fixedly connected with anti-collision blocks.

As a preferable scheme of the present invention, a lifter is fixedly connected to a lower portion of the housing, and wheels are disposed at four corners of a lower side of the housing.

As a preferable aspect of the present invention, there is provided a drip irrigation pipe for communicating with the strip head, the drip irrigation pipe comprising:

the mounting pipe is used for being communicated with the strip-shaped spray head;

the fastening sleeve is used for sealing the mounting pipe and the strip-shaped spray head;

a pipe body portion for drip irrigation.

The first nozzle is provided with a first water spray hole, the second nozzle is provided with a second water spray hole, and the first water spray hole is provided with a second water spray hole.

Compared with the prior art, the invention has the advantages that:

1. through changing irrigation equipment into mobilizable equipment, the pipe is driped irrigation to this equipment outfit adaptation simultaneously, drip irrigation the pipe and establish the installation pipe on the bar shower nozzle including the cover, make the installation pipe tightly laminate the adapter sleeve of bar shower nozzle, this equipment during operation, body part is injected to the water in the bar shower nozzle, its design length of body part more conventional drip irrigation pipe is shorter, the irrigation area accessible of pipeline removes irrigation equipment and can realize, the water pressure of each position in this kind of irrigation equipment body part is comparatively stable, can guarantee the sufficiency of each irrigation position water yield, be convenient for simultaneously accomodate and arrange.

Further, during drip irrigation, the first nozzle 1 and the second nozzle 2 need to stop working, and therefore, in order to achieve the purpose, the drip irrigation device further comprises a plugging rubber ring 37, wherein the plugging rubber ring 37 is used for being sleeved on the first nozzle 1 or the second nozzle 2, so that the second water spraying hole 16 is plugged.

By adopting the mobile drip irrigation equipment, the problems in the background art can be effectively solved, the use of long drip irrigation pipelines is avoided, and the laying and collection of the pipelines are simpler and easier

2. Drive through the motor, can drive first shower nozzle and the synchronous rotation of second shower nozzle for first shower nozzle and second shower nozzle can be irrigated the limit and rotate, and the scope of irrigating like this will greatly increased, in addition, rotate with the bull stick is inside and outside through the rolling disc tilting of adjusting housing face, can make bar shower nozzle irrigate the scope and cover higher and farther region, promote irrigation efficiency.

3. The shell upside fixedly connected with breakwater, the breakwater can be collected the water that first shower nozzle and second shower nozzle sprinkle the in-process and spill on the shell to flow back to the storage water tank through the guiding tube, utilize again, thereby reach the effect of practicing thrift the water source.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic cross-sectional structural view of a fixing block, a rotating rod and a strip-shaped block in the embodiment of the invention;

FIG. 4 is a top plan view of a strip spray head of the present invention;

FIG. 5 is a schematic structural view of the drip irrigation pipe of the present invention;

fig. 6 is a schematic structural view of the fastening sleeve of the present invention.

The reference numbers in the figures illustrate:

1. a first nozzle; 2. a second nozzle; 3. a water flowing hole; 4. a water baffle; 5. a fixed block; 6. a hollow protective shell; 7. a wheel; 8. a lifter; 9. a housing; 10. an avoidance groove; 11. a rotating rod; 12. fixing the disc; 13. rotating the disc; 14. a bar-shaped block; 15. a first water spray hole; 16. a second water jet hole; 17. a strip-shaped spray head; 18. connecting columns; 19. a first hose; 20. a first water pump; 21. a cushion pad; 22. a water storage tank; 23. a first transfer tube; 24. a second hose; 25. a guide tube; 26. a first driven bevel gear; 27. a motor; 28. a second water pump; 29. a driving bevel gear; 30. a connecting rod; 31. a second driven bevel gear; 32. an anti-collision block; 33. a second transfer pipe; 34. a drip irrigation pipe; 35. installing a pipe; 36. a tube body portion; 37. plugging the rubber ring; 38. and (7) fastening sleeves.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1-4, a drip irrigation device for agricultural vegetable greenhouse planting comprises a housing 9, fixed disks 12 fixedly connected to the front and rear sides of the housing 9, the fixed disks 12 tightly connected to the housing 9, the fixed disks 12 having fixing and bearing functions, rotating disks 13 rotatably connected to the surfaces of the fixed disks 12, the rotating disks 13 coaxially rotatable on the fixed disks 12, and the rotating disks 13 are more firmly rotated and not easily dropped or broken due to the fixing of the fixed disks 12 to themselves, strip-shaped blocks 14 fixedly connected to the surfaces of the rotating disks 13, fixing blocks 5 fixedly connected to one sides of the strip-shaped blocks 14, the strip-shaped blocks 14 fixing and mounting the fixing blocks 5, rotating rods 11 rotatably connected to one sides of the two fixing blocks 5, the fixing blocks 5 limiting and reinforcing functions on the fixing rotating rods 11, strip-shaped nozzles 17 fixedly connected to the surfaces of the rotating rods 11, the surface of the bar-shaped spray head 17 is provided with a first water spraying hole 15, the first water spraying hole 15 is provided with an upper row and a lower row, a water source can irrigate the outside from the inside of the bar-shaped spray head 17 through the first water spraying hole 15, and simultaneously, when the rotating disc 13 rotates on the surface of the fixed disc 12, the bar-shaped spray head 17 can be driven to spray in multiple directions, thereby improving the irrigation efficiency of the bar-shaped spray head 17,

the inside of the shell 9 is fixedly connected with a water storage tank 22, the water storage tank 22 can be responsible for storing water source places, the upper side of the water storage tank 22 is fixedly connected with a second water pump 28, one side of the second water pump 28 is fixedly connected with a second hose 24, one side of the shell 9 is provided with a dodging groove 10, the second hose 24 is arranged inside the dodging groove 10, the second hose 24 is connected with a bar-shaped spray head 17, the second water pump 28 can extract the water source inside the water storage tank 22 and transmit the water source to the inside of the second hose 24, then the water source inside the second hose 24 is conveyed to the bar-shaped spray head 17 under the pressurization of the second water pump 28 and irrigates the outside, the upper side of the water storage tank 22 is fixedly connected with a motor 27, output shafts on two sides of the motor 27 are fixedly connected with connecting rods 30 through couplers, the motor 27 can drive the connecting rods 30 to rotate, one side of the two connecting rods 30, which is far away from the motor 27, is fixedly connected with a driving bevel gear 29, the connecting rod 30 can fix and connect the driving bevel gear 29, so that the driving bevel gear 29 is more stable when rotating and is not easy to fall off, and the connecting rod 30 can drive the driving bevel gear 29 to rotate when rotating, the outer sides of the two driving bevel gears 29 are respectively provided with a second driven bevel gear 31 and a first driven bevel gear 26, the two driving bevel gears 29 are respectively meshed with the second driven bevel gear 31 and the first driven bevel gear 26, because the driving bevel gear 29 is meshed with the first driven bevel gear 26 and the second driven bevel gear 31, the driving bevel gear 29 can drive the second driven bevel gear 31 and the first driven bevel gear 26 to rotate simultaneously when rotating, the connecting column 18 is fixedly connected above the second driven bevel gear 31 and the first driven bevel gear 26, the top of two spliced poles 18 is the first shower nozzle 1 of fixedly connected with and second shower nozzle 2 respectively, spliced pole 18 can drive first shower nozzle 1 and second shower nozzle 2 when self rotates and rotate to make first shower nozzle 1 and second shower nozzle 2 can carry out multi-direction spraying to the external world, second hole for water spraying 16 has all been seted up on the surface of first shower nozzle 1 and second shower nozzle 2, second hole for water spraying 16 can make first shower nozzle 1 and the inside water source of second shower nozzle 2 spout smoothly.

The upper side of the water storage tank 22 is fixedly connected with a first water pump 20, the upper side of the first water pump 20 is fixedly connected with a first hose 19, the first hose 19 is fixedly connected with the first spray head 1 and the second spray head 2, the first hose 19 is communicated with the first spray head 1 and the second spray head 2, the first water pump 20 can pressurize water from a water source in the water storage tank 22 through the first hose 19 and convey the water to one side of the first spray head 1 and the second spray head 2, the first water pump 20 is fixedly connected with a second transmission pipe 33, one side of the second hose 24 is fixedly connected with a first transmission pipe 23, the first transmission pipe 23 and the second transmission pipe 33 are both arranged in the water storage tank 22, and the first transmission pipe 23 and the second transmission pipe 33 can enable the first water pump 20 and the second water pump 28 to pump the water source in the water storage tank 22.

Referring to fig. 1, the hollow protective shell 6 is rotatably connected below the first nozzle 1 and the second nozzle 2, and the hollow protective shell 6 can isolate outside water and air, so that the connecting column 18 is not prone to rusting after being used for a long time, the service life is longer, and the hollow protective shell 6 is fixedly connected above the shell 9.

Referring to fig. 1 and 2, a water discharge hole 3 is formed above the casing 9, water accumulated on the upper side of the casing 9 can be collected into the casing 9 through the water discharge hole 3, a guide pipe 25 is fixedly connected to the inside of the casing 9 positioned in the water discharge hole 3, the lower end of the guide pipe 25 is fixedly connected to the water storage tank 22, the guide pipe 25 is communicated with the water storage tank 22, and the guide pipe 25 can guide the water in the pipe into the second water storage tank 22 for recycling.

Referring to fig. 1, a water baffle 4 is fixedly connected to an upper side of the housing 9, the water baffle 4 can collect the residual water sprayed on the upper side of the housing 9, and the water baffle 4 is disposed outside the first nozzle 1 and the second nozzle 2.

Referring to fig. 1 and 2, a buffer pad 21 is arranged inside the housing 9, when the housing 9 collides with an external object, the inside of the housing 9 is easily damaged due to impact force, the buffer pad 21 can play a certain role in buffering and damping the housing 9, so that the inside of the housing 9 is not easily damaged after collision, the buffer pad 21 is arranged outside the first water pump 20 and the second hose 24, four corners of the outside of the housing 9 are fixedly connected with anti-collision blocks 32, and the anti-collision blocks 32 can protect the housing 9 and prevent the outside of the housing 9 from being damaged due to collision.

Referring to fig. 1 and 2, a lifter 8 is fixedly connected to a lower portion of the housing 9, the height of the housing 9 from the ground can be changed by the lifter 8, the housing 9 can be conveniently turned, and the lifter 8 can select different models according to actual situations, for example: the four lower corners of the casing 9 of the Jingxuan-460 are provided with wheels 7, and the wheels 7 can further improve the mobility of the casing 9.

The working principle and the using process of the invention are as follows:

before use, the water storage tank 22 is filled with clear water, the irrigation device is moved to a greenhouse needing irrigation operation and the direction is adjusted, then the device is started, the first water pump 20 starts to pump water in the water storage tank 22 and conveys the water to the first spray head 1 and the second spray head 2 through the first hose 19, meanwhile, after the motor starts to rotate, the first driven bevel gear 31 and the second driven bevel gear 26 are driven to start to rotate and the first spray head 1 and the second spray head 2 can also rotate to a certain extent through transmission of the connecting column 18, so that in the irrigation process, due to rotation of the first spray head 1 and the second spray head 2, the coverage area of irrigation on two sides is greatly increased, the irrigation efficiency is also improved, for crops at higher positions or greenhouses with larger areas, the second water pump 28 can be started, the second water pump 28 sucks water through the first transmission pipe 23, and carry to bar shower nozzle 17 through second hose 24, in addition, can make bar shower nozzle 17 rotate from top to bottom through adjusting carousel 13, it can make bar shower nozzle 17 outwards rotate to adjust bull stick 11, consequently, can suitably adjust according to the in-service use environment, then can realize irrigating the operation to the not crops of co-altitude difference area, irrigation efficiency has been promoted greatly, simultaneously, irrigation equipment is when turning to the removal, can through manual regulation riser 8, make the device liftoff take the altitude, later the rotatory predetermined direction of drive device again can, this can reduce to a certain extent and turn to the degree of difficulty, the time of the operation of irrigating is saved.

It is to be noted in particular that the invention also comprises a drip irrigation pipe 34 for communicating with said strip-shaped spray head 17, said drip irrigation pipe 34 comprising:

the mounting pipe 35 is used for being communicated with the strip-shaped spray head 17;

a fastening sleeve 38 for sealing the mounting tube 35 with the bar-shaped spray head 17;

a tube body portion 36 for drip irrigation.

During the use, installation pipe 35 cover is established on bar shower nozzle 17, make installation pipe 35 cover first hole for water spraying 15 completely, adapter sleeve 38 is made for elastic rubber, tightly laminate on the bar shower nozzle 17, the equipment during operation, body part 36 can be poured into to water in the bar shower nozzle 17, body part 36 is for the common leather hose of driping irrigation promptly, be equipped with the aperture on the pipe, be used for driping irrigation, it is noted that, its design length of body part more conventional drip irrigation pipe is shorter, the irrigation area accessible of pipeline removes irrigation equipment and can realize, the water pressure of each position in this kind of irrigation equipment body part is comparatively stable, can guarantee the sufficiency of each irrigation position water yield, be convenient for simultaneously accomodate and arrange.

By adopting the mobile drip irrigation equipment, the problems mentioned in the background art can be effectively solved, the use of long drip irrigation pipelines is avoided, and meanwhile, the laying and the collection of the pipelines are simpler and easier.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.

Claims

1. The utility model provides an agricultural vegetable greenhouse plants and uses drip irrigation equipment, includes casing (9), its characterized in that: the front side and the rear side of the shell (9) are fixedly connected with fixed disks (12), the surfaces of the fixed disks (12) are rotatably connected with rotating disks (13), the surfaces of the rotating disks (13) are fixedly connected with strip-shaped blocks (14), one sides of the strip-shaped blocks (14) are fixedly connected with fixed blocks (5), and one sides of the two fixed blocks (5) are rotatably connected with rotating rods (11);

the utility model discloses a water spraying device, including bull stick (11), the fixed surface of bull stick (11) is connected with bar shower nozzle (17), first hole for water spraying (15) have been seted up on the surface of bar shower nozzle (17), the inside fixedly connected with storage water tank (22) of casing (9), upside fixedly connected with second water pump (28) of storage water tank (22), one side fixedly connected with second hose (24) of second water pump (28), one side of casing (9) has been seted up and has been dodged groove (10), second hose (24) set up and are dodging the inside in groove (10), second hose (24) are connected with bar shower nozzle (17).

2. The drip irrigation equipment for greenhouse cultivation of agricultural vegetables according to claim 1, wherein: the upper side of the water storage tank (22) is fixedly connected with a motor (27), output shafts on two sides of the motor (27) are fixedly connected with connecting rods (30) through couplers, one sides, far away from the motor (27), of the two connecting rods (30) are fixedly connected with driving bevel gears (29), the outer sides of the two driving bevel gears (29) are respectively provided with a second driven bevel gear (31) and a first driven bevel gear (26), and the two driving bevel gears (29) are respectively meshed with the second driven bevel gear (31) and the first driven bevel gear (26);

the upper portions of the second driven bevel gear (31) and the first driven bevel gear (26) are fixedly connected with connecting columns (18), the upper portions of the connecting columns (18) are fixedly connected with first sprayers (1) and second sprayers (2) respectively, and second water spray holes (16) are formed in the surfaces of the first sprayers (1) and the surfaces of the second sprayers (2).

3. The drip irrigation equipment for greenhouse cultivation of agricultural vegetables according to claim 2, wherein: a first water pump (20) is fixedly connected to the upper side of the water storage tank (22), a first hose (19) is fixedly connected to the upper side of the first water pump (20), the first hose (19) is fixedly connected with the first spray head (1) and the second spray head (2), and the first hose (19) is communicated with the first spray head (1) and the second spray head (2);

one side of the first water pump (20) is fixedly connected with a second transmission pipe (33), one side of the second hose (24) is fixedly connected with a first transmission pipe (23), and the first transmission pipe (23) and the second transmission pipe (33) are both arranged in the water storage tank (22).

4. The drip irrigation equipment for greenhouse cultivation of agricultural vegetables as claimed in claim 3, wherein: the lower part of the first spray head (1) and the lower part of the second spray head (2) are both rotatably connected with a hollow protective shell (6), and the hollow protective shell (6) is fixedly connected above the shell (9).

5. The drip irrigation equipment for greenhouse cultivation of agricultural vegetables as claimed in claim 3, wherein: the water flowing hole (3) is formed in the upper portion of the shell (9), the shell (9) is located inside the water flowing hole (3) and fixedly connected with a guide pipe (25), the lower end of the guide pipe (25) is fixedly connected to the water storage tank (22), and the guide pipe (25) is communicated with the water storage tank (22).

6. The drip irrigation equipment for greenhouse cultivation of agricultural vegetables as claimed in claim 3, wherein: the upper side of the shell (9) is fixedly connected with a water baffle (4), and the water baffle (4) is arranged on the outer sides of the first spray head (1) and the second spray head (2).

7. The drip irrigation equipment for greenhouse cultivation of agricultural vegetables as claimed in claim 3, wherein: the anti-collision water pump is characterized in that a buffer pad (21) is arranged inside the shell (9), the buffer pad (21) is arranged on the outer sides of the first water pump (20) and the second hose (24), and anti-collision blocks (32) are fixedly connected to four corners of the outer side of the shell (9).

8. The drip irrigation equipment for greenhouse cultivation of agricultural vegetables as claimed in claim 3, wherein: the lower part of the shell (9) is fixedly connected with a lifter (8), and the four corners of the lower side of the shell (9) are provided with wheels (7).

9. The drip irrigation equipment for greenhouse cultivation of agricultural vegetables as claimed in claim 3, wherein: comprising a drip irrigation pipe (34) for communicating with said strip-shaped spray head (17), said drip irrigation pipe (34) comprising:

the mounting pipe (35) is used for being communicated with the strip-shaped spray head (17);

a fastening sleeve (38) for sealing the mounting tube (35) with the bar-shaped spray head (17);

a tube portion (36) for drip irrigation.

10. The drip irrigation equipment for greenhouse cultivation of agricultural vegetables as claimed in claim 3, wherein: the water spray device comprises a plugging rubber ring (37), wherein the plugging rubber ring (37) is used for being sleeved on the first spray head (1) or the second spray head (2) so as to plug the second water spray hole (16).