CN206835805U - Spray irrigation system for agricultural - Google Patents

Spray irrigation system for agricultural Download PDF

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Publication number
CN206835805U
CN206835805U CN201720534850.9U CN201720534850U CN206835805U CN 206835805 U CN206835805 U CN 206835805U CN 201720534850 U CN201720534850 U CN 201720534850U CN 206835805 U CN206835805 U CN 206835805U
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CN
China
Prior art keywords
water
agricultural
spray
spray boom
cap
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Active
Application number
CN201720534850.9U
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Chinese (zh)
Inventor
赵伟法
林建国
朱旭丹
杨保忠
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Zhejiang Tiandi Environmental Construction Co., Ltd.
Original Assignee
Zhejiang Tiandi Garden Engineering Co Ltd
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Priority to CN201720534850.9U priority Critical patent/CN206835805U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108Rainwater harvesting
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/22Improving land use; Improving water use or availability; Controlling erosion

Abstract

The utility model discloses a kind of spray irrigation system for agricultural, its drip irrigation device is, including laying water supply line, the spray boom being fixedly mounted between crop on the ground, top cap free to rotate is arranged with the top of spray boom, cavity is left between at the top of top cap and spray boom, water passage is provided with spray boom, water passage one end is connected with water supply line, the water passage other end connects the cavity between top cap and spray boom, the faucet for water outlet is provided with top cap side wall, the opening of faucet for level or tilts upward.

Description

Spray irrigation system for agricultural
Technical field
It the utility model is related to garden equipment, more particularly to a kind of spray irrigation system for agricultural.
Background technology
, it is necessary to the quantitative irrigation being timed to crops, particularly tea tree etc. when agricultural production, special Time inside need substantial amounts of water to be irrigated, can ensure that growth of tea plant is stable.
Existing notification number is that CN205865320U Chinese patent discloses a kind of agricultural greenhouse of automatic spraying water, in it Crop is sprinkled water using multiple sprinkler tips in face.In structure, the needs of each watering spray are arranged on higher position, So just periphery can all be covered, reach the effect of watering, so when being sprayed to some outdoor large area It is difficult to the large-scale support frame of framework, therefore has some limitations.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of sprinkling irrigation system for agricultural System, sprinkling work is carried out to outdoor large-scale crop using relatively low cost.
Above-mentioned technical purpose of the present utility model technical scheme is that:A kind of spray for agricultural Fill system, including water supply line, the spray boom being fixedly mounted between crop, spray boom top are arranged with and can freely turned on the ground for laying Cavity is left between at the top of dynamic top cap, the top cap and spray boom, water passage, water passage one end are provided with the spray boom It is connected with water supply line, the cavity between water passage other end connection top cap and spray boom, use is provided with the top cap side wall In the faucet of water outlet, the opening of the faucet for level or tilts upward.
Pass through above-mentioned technical proposal, extraneous current can be flowed into water passage, and top is entered by water passage Space inside cap, last current project from faucet, being oriented level or tilt upward due to faucet, faucet Water outlet can drive rotation of the top cover around top cap continuation, and then a stable annular spray area is formed around spray boom. So only need a sharp spray boom just to be sprayed to the annulus area on periphery, eliminate the support of framework large area, drop Low cost
The utility model is further arranged to:Turntable, the turntable and spray boom top are embedded with the top of the spray boom Between connected by bearing, be connected through a screw thread between the turntable and top cap.
Pass through above-mentioned technical proposal, the structure of turntable bearing connection can allow turntable freely to turn at the top of spray boom It is dynamic, while the threaded connection between turntable and top cap, top cap can be allowed smoothly to disassemble, be easy to repair, clean.
The utility model is further arranged to:The water supply line is made up of PVC, and the water passage is located at spray boom outer wall Port on be provided with snap joint, the snap joint is connected by pagoda head with water supply line, the opening of the faucet On be provided with atomizer.
Pass through above-mentioned technical proposal, atomizer can allow current to be atomized as far as possible and come, and allow the circle to be formed to spray The density of water tends to be average substantially in area, and then allows the surface of crop uniformly to cover the globule.Supplied water made of PVC Pipeline can free bend, and then can as needed be arranged between crop and keep stable use for a long time.Meanwhile soon Quick access header structure can allow supply channel to be more quickly connected with the body of rod, and the structure of pagoda head can be by water supply line inlay card It is relatively stable, and install with removing also more quick.
The utility model is further arranged to:The water supply installation includes gutter and the draining being arranged between crop Ditch connects and has the water storage well for water storage, is provided with the water storage well for water to be taken out to the drawing mechanism toward water supply line.
Pass through above-mentioned technical proposal, the structure in gutter can be collected to rainwater allows unnecessary current to be flowed into draining In ditch, then enter back into water storage well and be collected, be eventually used for pouring, this structure can reclaim to rainwater, then Recycle, saved water resource, decrease the external world largely to the cost of crop belts water delivery.
The utility model is further arranged to:The water storage well side wall is made up of porous disc, is provided with and is used on porous disc The permeable hole of water outlet, the permeable hole is interior to be filled with sponge block.
Pass through above-mentioned technical proposal, the current that side wall sets porous disc and can allowed in water storage well are gone out toward surrounding seepage, are grown Moisten the soil on water storage well periphery, meet a small amount of water demand such as periphery crop, sponge block can absorb more current, filling The excessive past exosmosis of current can be hindered after in permeable hole, extends the current number of dropouts of water storage well in the unit interval, allows Water storage well plays the role of a stable water storage.
The utility model is further arranged to:The drawing mechanism include be connected with water supply line drain pipe, be connected to Outlet pipe has the pump machine for drawing water, and the adjustable pipe that can be slided up and down along drain pipe, the activity are socketed with the drain pipe Pipe is externally connected to the buoyancy tank for swimming in the water surface, and entering for immersed in liquid level is set on the one end of the adjustable pipe away from drain pipe Hydrophone.
Pass through above-mentioned technical proposal, buoyancy tank can provide buoyancy in water for adjustable pipe, the water inlet device energy allowed in adjustable pipe It is enough to be moved up and down therewith with the change of liquid level in pond body, the water inlet device in such adjustable pipe and liquid level remain it is certain away from From the liquid of extraction is in the more limpid liquid in upper strata all the time, and the water for avoiding extracting bottom more dirt is flow on ground.
The utility model is further arranged to:The activity pipe surface is provided with thread segment, is arranged above the thread segment There is the regulation ring that can threadingly move up and down, the buoyancy tank is connected in the regulation ring.
Pass through above-mentioned technical proposal, regulation ring can be by being rotated in relative motion on thread segment, while buoyancy tank is fixed On regulation ring, the position for so adjusting regulation ring is exactly to adjust the distance between buoyancy tank and water inlet device, in the process of drawing liquid In, this is namely in regulation water inlet device apart from the position of the water surface.So if the more muddy raising water inlet that can be appropriate of current The position of device.
The utility model is further arranged to:Suspension ring are fixedly installed in the activity pipe outer wall, are set on the suspension ring There is connecting rope, described connecting rope one end is tied up on suspension ring, and the other end is tied up on buoyancy tank.
Pass through above-mentioned technical proposal, connecting rope can play a part of a transmission buoyancy tank buoyancy, and buoyancy tank can pass through company Splicing affects adjustable pipe to lift.Meanwhile the structure of connecting rope plays a part of one and limits distance between water inlet device and liquid level, people Can according to actually need water inlet device extract liquid depth adjustment connecting rope length, regulation get up it is efficient and convenient.
The utility model is further arranged to:The water inlet device includes the fixed mount for being fixedly mounted on movable tube end, institute The filter screen being connected with fixed mount for filtering is stated, rotating shaft free to rotate, the rotating shaft one are equipped with the fixed mount End is provided with the offset assembly for driving filter screen double swerve on filter screen and rotating shaft, is provided with the rotating shaft for driving The impeller of dynamic axis of rotation, and the impeller is located in adjustable pipe.
Pass through above-mentioned technical proposal, the structure of screen pack can play a part of a filtering, can allow bulk particle It is blocked in outside adjustable pipe, and then the possibility that adjustable pipe is blocked and pump machine impeller is damaged by stone can be reduced. Current flowed in adjustable pipe can impeller constantly rotate, the impeller constantly rotated allows filter by rotating shaft and offset assembly Net can side-to-side movement, the filter screen of side-to-side movement can allow absorption or be blocked in filter screen outer wall larger particles can be backing out, Reduce the stopping state of filter screen as far as possible, improve the permeability of filter screen, ensure the steady flow of current.
The utility model is further arranged to:The offset assembly includes the runner being arranged in rotating shaft, the runner wheel Eccentric position on face is hinged with a connecting rod, and the one end of the connecting rod away from runner is hinged with filter screen inwall.
Pass through above-mentioned technical proposal, runner drive link one end constantly rotate, because the connecting rod other end is also in one Individual be hinged state, such connecting rod will constantly be swung, so as to drive filter screen constantly to swing, by the obstacle outside filter screen not Disconnected disengaging.
Brief description of the drawings
Fig. 1 is the sectional view of spray boom in embodiment one;
Fig. 2 is the structure chart in the gutter of embodiment one;
Fig. 3 is the structure chart of porous disc in the water storage well of embodiment one;
Fig. 4 is the local structural graph of draw-out device in embodiment one, the structure of prominent adjustable pipe;
Fig. 5 is the local structural graph of draw-out device in embodiment two, the structure of prominent adjustable pipe.
Reference:1st, spray boom;11st, water passage;12nd, top cap;13rd, faucet;14th, turntable;15th, atomizer; 16th, snap joint;17th, thrust ball bearing;2nd, gutter;3rd, water storage well;31st, porous disc;32nd, permeable hole;34th, sponge block;4、 Drawing mechanism;41st, adjustable pipe;42nd, drain pipe;43rd, thread segment;44th, regulation ring;45th, suspension ring;46th, connecting rope;47th, pump machine;5、 Buoyancy tank;61st, fixed mount;62nd, filter screen;63rd, rotating shaft;64th, runner;65th, impeller;66th, connecting rod;7th, water supply line.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figures 1 and 2, a kind of spray irrigation system for agricultural, including water supply line 7, spray boom 1, water supply installation, spray Between bar 1 is plugged in crop according to certain interval, water supply line 7 connects multiple spray booms 1 between each other, and water supply installation is used for past Supplied water in water supply line 7.
As shown in figure 1, the top of spray boom 1 is step-like, and the top card of spray boom 1 is embedded and is equipped with a thrust ball bearing 17, the side of thrust ball bearing 17 is fixed with spray boom 1, and the opposite side of thrust ball bearing 17 is provided with a rotation that can freely rotate Platform 14.Screw thread is equipped with a top cap 12 to turntable 14 above, and a cavity is formed between top cap 12 and turntable 14.
Water passage 11 is provided with spray boom 1, the one end of water passage 11 is connected with water supply line 7, and water passage 11 is another Cavity between end connection top cap 12 and spray boom 1.Wherein, water passage 11, which is located on the port of the outer wall of spray boom 1, is provided with quickly Joint 16, snap joint 16 are pagoda head, and water supply line 7, which is directly inserted into intake tunnel, realizes water inlet.
As shown in figure 1, being provided with a faucet 13 for being used for water outlet in the side wall of top cap 12, faucet 13 is overall L-shaped, The one end of faucet 13 connects with the cavity inside top cap 12, and the other end of faucet 13 is in level or tiltedly up tilts, in this reality Apply in example, be preferably tiltedly up to tilt 30 °.Current can be flowed into the inside of top cap 12 then from faucet out of water passage 11 13 go out.Wherein, the port position of faucet 13 is provided with an atomizer 15, atomizer 15 can by atomization of water current, The water to gush out can uniformly be spread apart to come.
Water supply line 7 is made up of PVC, can uniformly be laid on each position in crop belts according to the distribution situation of crop, Water supply line 7 forms pipe network, has water entry above water supply line 7, and water entry is connected with water supply installation, and on water supply line 7 There are multiple EXIT POINTs in face, and each EXIT POINT is connected with spray boom 1.
As shown in Fig. 2 water supply installation includes being distributed in the gutter 2 of crop belts, gutter 2 is uniformly distributed in netted, can To collect the rainwater of earth's surface, also including the multiple water storage wells 3 for being arranged on operation area setting, gutter 2 is connected with water storage well 3, Current can be flowed into water storage well 3 by gutter 2.
As shown in Figure 2 and Figure 3, water storage well 3 is square or circular, and its side wall is the porous disc 31 being made of plastics, thoroughly Water plate 31 is densely covered with more multiple permeable holes 32 above, and the sponge block 34 consistent with the shape of permeable hole 32 is filled in permeable hole 32.Store Current can conserve the crop on periphery by sponge block 34 slowly toward exosmosis in well 3.
As shown in figure 4, being provided with drawing mechanism 4 in water storage well 3, drawing mechanism 4 extracts current and makes it into feed pipe In road 7.Drawing mechanism 4 includes the drain pipe 42 being connected with water supply line 7, and the end sleeve of drain pipe 42 is provided with an adjustable pipe 41, The one end of adjustable pipe 41 is inserted into inside drain pipe 42, and the other end is inserted into below the liquid level of water storage well 3.The outer wall of adjustable pipe 41 On be provided with one section of thread segment 43, thread segment 43 is arranged with a regulation ring 44 above, and the inwall of regulation ring 44 is matched somebody with somebody with thread segment 43 The internal thread of conjunction, regulation ring 44 can be lifted by rotating along thread segment 43.And regulation ring 44 is connected with a buoyancy tank above 5, buoyancy tank 5 has plastics to be made, and inside is hollow, and larger buoyancy can be carried in water, whole adjustable pipe 41 is held up.
Adjustable pipe 41, which is located on the end below liquid level, is provided with water inlet device, and water inlet device includes fixed mount 61, fixed mount 61 On filter screen 62 is installed, the inlay card of filter screen 62 in fixed mount 61, and be capable of left and right slip.Filter screen 62 is made of metal, above There are multiple filter openings, when extracting, the drill-through filter screen 62 of current enters in adjustable pipe 41 liquid, and filter screen 62 can be by larger The impurity of grain stops outside filter screen 62.
A rotating shaft 63 is equipped with fixed mount 61, rotating shaft 63 be free to rotate, and one end of rotating shaft 63 is located at In adjustable pipe 41, the other end of rotating shaft 63 is located in filter screen 62.One is connected with one end that rotating shaft 63 is located in adjustable pipe 41 Impeller 65, impeller 65 are fixedly and coaxially connected with rotating shaft 63, and impeller 65 can drive rotating shaft 63 to rotate when rotating.Rotating shaft 63 Offset assembly is provided with one end in filter screen 62, offset assembly includes the runner 64 being fixed in rotating shaft 63, runner 64 A upper eccentric position is hinged with a connecting rod 66, and the end of connecting rod 66 is realized be hinged by a pin.The other end of connecting rod 66 and filter screen 62 inwalls are realized be hinged by hinge.
Under the regulation of the weather such as rainy day, the current on ground are flowed into gutter 2, and the current in gutter 2 are along ditch Trend flows to multiple water storage wells 3, and current accumulate in water storage well 3, if current can not enough utilize water pump by lake in water storage well 3 Water, water etc., which are pumped into water storage well 3, carries out moisturizing.
When sprinkling, pump machine 47 is started, and the current in water storage well 3 are entered out of filter screen 62 in adjustable pipe 41, will Bulk impurity is blocked in outside, and the impeller 65 in adjustable pipe 41 produces certain rotation because current flow, and then impeller 65 Rotating shaft 63, runner 64 is driven to rotate, the end of rotation drivening rod 66 of runner 64 constantly moves in a circle, because connecting rod 66 is another One end is in hinge-like state, the continuous double swerve in position of the filter screen 62 along the inlay card on fixed mount 61.When drawing water, Current constantly extract, and filter screen 62 is in a state rocked, so bulky grain meeting of the absorption on the outer wall of filter screen 62 all the time Because rocking for filter screen 62 comes off, keep filter screen 62 to be in a more unimpeded state all the time, slow down because filter screen 62 blocks The vacuum pressure of pump machine 47 is caused to cross macrolesion motor.
By drawing mechanism 4, current are constantly entered in spray boom 1 from water storage well 3 by water supply line 7, successively by logical Aquaporin 11, the last water spray of faucet 13 are come out, and the crop toward the periphery of spray boom 1 is sprayed after the atomization of atomizer 15.By In there was only a faucet 13 in top cap 12, the current during water outlet of faucet 13 produce one to air and less pushed away Power, and then promote top cap 12 slowly to rotate slowly, the spraying range of more uniform annular is finally formed around spray boom 1, is made Thing can sufficiently be sprayed.If necessary to which when maintenance to top cap 12, directly the spiral of top cap 12 is back-outed.
Embodiment two,
As shown in figure 5, a kind of spray irrigation system for agricultural, the difference of embodiment two and embodiment one with buoyancy tank 5 with The attachment structure of adjustable pipe 41, suspension ring 45 are provided with above the outer wall of adjustable pipe 41, connecting rope is connected between the buoyancy tank 5 of suspension ring 45 46, the both ends of connecting rope 46 tie up on suspension ring 45 and buoyancy tank 5 respectively.
Connecting rope 46 plays a part of fixed buoyancy tank 5, keeps water inlet device and liquid level spacing.Needing to adjust water inlet device and liquid Between face when spacing, it is only necessary to untie one end of rope, then by buoyancy tank 5 or the system of suspension ring 45 to suitable length position Putting can complete to adjust, more efficient and convenient.
Described above is only exemplary embodiment of the present utility model, not for limitation protection model of the present utility model Enclose, the scope of protection of the utility model is determined by appended claim.

Claims (10)

1. a kind of spray irrigation system for agricultural, it is characterized in that:Including lay on the ground water supply line (7), be fixedly mounted on Spray boom (1) between crop, spray boom (1) top are arranged with top cap free to rotate (12), and the top cap (12) is pushed up with spray boom (1) Cavity is left between portion, water passage (11), water passage (11) one end and water supply line (7) are provided with the spray boom (1) Connection, water passage (11) other end connect the cavity between top cap (12) and spray boom (1), set in top cap (12) side wall There is the faucet (13) for water outlet, the opening of the faucet (13) for level or tilts upward.
2. the spray irrigation system according to claim 1 for agricultural, it is characterized in that:It is embedded with and turns at the top of the spray boom (1) Dynamic platform (14), it is connected between the turntable (14) and spray boom (1) top by bearing, the turntable (14) and top cap (12) Between be connected through a screw thread.
3. the spray irrigation system according to claim 1 for agricultural, it is characterized in that:The water supply line (7) is by PVC systems Into the water passage (11), which is located on the port of spray boom (1) outer wall, is provided with snap joint (16), the snap joint (16) It is connected by pagoda head with water supply line (7), atomizer (15) is provided with the opening of the faucet (13).
4. the spray irrigation system according to claim 1 for agricultural, it is characterized in that:Water supply installation include be arranged on crop it Between gutter (2), be connected with gutter (2) and have the water storage well (3) for water storage, is provided with use in the water storage well (3) The drawing mechanism (4) toward water supply line (7) is taken out in Jiang Shui.
5. the spray irrigation system according to claim 4 for agricultural, it is characterized in that:Water storage well (3) side wall is by permeable Plate (31) is made, and the permeable hole (32) for water outlet is provided with porous disc (31), sponge is filled with the permeable hole (32) Block (34).
6. the spray irrigation system according to claim 4 for agricultural, it is characterized in that:The drawing mechanism (4) includes and confession The drain pipe (42) of waterpipe (7) connection, it is connected to outlet pipe and has pump machine (47) for drawing water, is covered on the drain pipe (42) Being connected to can be along the adjustable pipe (41) that drain pipe (42) slide up and down, and the adjustable pipe (41) is externally connected to for swimming in the water surface Buoyancy tank (5), the adjustable pipe (41) away from drain pipe (42) one end on set immersed in liquid level water inlet device.
7. the spray irrigation system according to claim 6 for agricultural, it is characterized in that:Adjustable pipe (41) surface is provided with Thread segment (43), the thread segment (43) are arranged with the regulation ring (44) that can threadingly move up and down above, and the buoyancy tank (5) is even It is connected in the regulation ring (44).
8. the spray irrigation system according to claim 6 for agricultural, it is characterized in that:It is fixed on adjustable pipe (41) outer wall Suspension ring (45) are provided with, connecting rope (46) is provided with the suspension ring (45), described connecting rope (46) one end ties up to suspension ring (45) On, the other end is tied up on buoyancy tank (5).
9. the spray irrigation system according to claim 6 for agricultural, it is characterized in that:The water inlet device includes being fixedly mounted on The fixed mount (61) of adjustable pipe (41) end, the filter screen (62) for filtering, the fixation are connected with the fixed mount (61) Rotating shaft free to rotate (63) is equipped with frame (61), described rotating shaft (63) one end, which is located in filter screen (62) and rotating shaft (63), to be set The offset assembly for driving filter screen (62) double swerve is equipped with, is provided with the rotating shaft (63) and turns for drive shaft (63) Dynamic impeller (65), and the impeller (65) is located in adjustable pipe (41).
10. the spray irrigation system according to claim 9 for agricultural, it is characterized in that:The offset assembly includes being arranged on Runner (64) in rotating shaft (63), the eccentric position on runner (64) wheel face are hinged with a connecting rod (66), the connecting rod (66) one end away from runner (64) is hinged with filter screen (62) inwall.
CN201720534850.9U 2017-05-12 2017-05-12 Spray irrigation system for agricultural Active CN206835805U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720534850.9U CN206835805U (en) 2017-05-12 2017-05-12 Spray irrigation system for agricultural

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720534850.9U CN206835805U (en) 2017-05-12 2017-05-12 Spray irrigation system for agricultural

Publications (1)

Publication Number Publication Date
CN206835805U true CN206835805U (en) 2018-01-05

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ID=60795238

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Application Number Title Priority Date Filing Date
CN201720534850.9U Active CN206835805U (en) 2017-05-12 2017-05-12 Spray irrigation system for agricultural

Country Status (1)

Country Link
CN (1) CN206835805U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108934940A (en) * 2018-06-08 2018-12-07 山东农业大学 A kind of self-powered rotary irrigation device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108934940A (en) * 2018-06-08 2018-12-07 山东农业大学 A kind of self-powered rotary irrigation device
CN108934940B (en) * 2018-06-08 2021-08-27 东营金昱技术开发有限公司 Self-driven rotary irrigation device

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Address after: 310000 Baiyun Building, Jianggan District, Hangzhou City, Zhejiang Province, 2 903, 904 and 905 rooms

Patentee after: Zhejiang Tiandi Environmental Construction Co., Ltd.

Address before: 310000 Two Ninth Floors of Shenzhou Baiyun Building, 176 Tiancheng Road, Jianggan District, Hangzhou City, Zhejiang Province

Patentee before: Zhejiang Tiandi garden Engineering Co., Ltd.

CP03 Change of name, title or address