CN117598141A - Agricultural greenhouse seedling raising equipment - Google Patents

Agricultural greenhouse seedling raising equipment Download PDF

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Publication number
CN117598141A
CN117598141A CN202410099755.5A CN202410099755A CN117598141A CN 117598141 A CN117598141 A CN 117598141A CN 202410099755 A CN202410099755 A CN 202410099755A CN 117598141 A CN117598141 A CN 117598141A
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CN
China
Prior art keywords
fixed
spray head
block
piece
plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202410099755.5A
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Chinese (zh)
Other versions
CN117598141B (en
Inventor
林长彬
李娟�
吴涛
刘培
李浦
周正鉴
黎剑
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Institute Of Agricultural Products Processing Agricultural Science Institute Of Food Nutrition And Health Agricultural Science
Original Assignee
Institute Of Agricultural Products Processing Agricultural Science Institute Of Food Nutrition And Health Agricultural Science
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Application filed by Institute Of Agricultural Products Processing Agricultural Science Institute Of Food Nutrition And Health Agricultural Science filed Critical Institute Of Agricultural Products Processing Agricultural Science Institute Of Food Nutrition And Health Agricultural Science
Priority to CN202410099755.5A priority Critical patent/CN117598141B/en
Publication of CN117598141A publication Critical patent/CN117598141A/en
Application granted granted Critical
Publication of CN117598141B publication Critical patent/CN117598141B/en
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Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/28—Raised beds; Planting beds; Edging elements for beds, lawn or the like, e.g. tiles
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00—Watering gardens, fields, sports grounds or the like
    • A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D29/68—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/40—Filters located upstream of the spraying outlets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/25—Greenhouse technology, e.g. cooling systems therefor

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Soil Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Greenhouses (AREA)
  • Nozzles (AREA)

Abstract

The invention relates to the technical field of seedling raising, and discloses seedling raising equipment for an agricultural greenhouse, which comprises a seedling raising assembly, a seedling raising assembly and a seedling raising assembly, wherein the seedling raising assembly comprises a rotating frame, a supporting plate, a water pipe and a spray head, the supporting plate is arranged on the rotating frame, the water pipe is positioned on one side of the rotating frame, and the spray head is arranged on the water pipe; the anti-blocking assembly is arranged on the water pipe and comprises a filter screen, a protection piece and a pushing piece, wherein the filter screen is fixed in the spray head, and the protection piece is arranged on the outer side of the spray head. The invention has the beneficial effects that: the filter screen can filter aquatic impurity to this impurity that avoids the aquatic can cause the condition of jam to the shower nozzle, when the shower nozzle stops using, accessible protector protects its delivery port, with this pollution of avoiding the outside can lead to the shower nozzle to take place the condition of jam, when the shower nozzle starts using, the accessible washs the subassembly and backwash the filter screen, with this condition that avoids the filter screen to take place to block up.

Description

Agricultural greenhouse seedling raising equipment
Technical Field
The invention relates to the technical field of seedling raising, in particular to seedling raising equipment for an agricultural greenhouse.
Background
The seedling raising apparatus for agricultural greenhouse generally refers to an apparatus for sprouting seeds and raising seedlings in agricultural greenhouse, which generally includes various kinds of apparatuses and tools to help a planter to effectively raise seedlings under controlled environmental conditions, a relatively common seedling raising apparatus has a rotating vertical seedling raising bed, a rotating bed frame supports seedlings and waters the seedlings through a spray head, most of the spray heads on the seedling raising apparatus in the prior art are blocked due to impurities in water or external pollution when used, when the spray heads are blocked, some seedlings are sufficiently watered, and other parts lack water, thereby causing uneven growth of seedlings, and the blocked spray heads may cause water to stay in the vicinity of the spray heads, thereby providing conditions for mold and bacteria breeding, and thus being harmful to health of seedlings.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the invention, which should not be used to limit the scope of the invention.
The present invention has been made in view of the above-mentioned and/or problems occurring in the existing agricultural greenhouse seedling raising apparatuses.
Therefore, the problem to be solved by the invention is that most of the spray heads on seedling raising equipment in the prior art are blocked due to impurities in water or external pollution when being used, when the spray heads are blocked, part of seedlings can obtain sufficient moisture, other parts lack moisture, so that the seedlings grow unevenly, and the blocked spray heads can cause water to stay nearby the spray heads, thereby providing conditions for breeding of mould and bacteria and further being harmful to the health of the seedlings.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides an equipment of growing seedlings of green house, its includes, grows seedlings the subassembly, including rotating turret, backup pad, water pipe and shower nozzle, the backup pad set up in on the rotating turret, the water pipe is located rotating turret one side, the shower nozzle sets up on the water pipe;
the anti-blocking assembly is arranged on the water pipe and comprises a filter screen, a protective piece and a pushing piece, wherein the filter screen is fixed in the spray head, the protective piece is arranged on the outer side of the spray head, and the pushing piece is positioned on one side of the protective piece;
the cleaning assembly is arranged on the spray head and comprises a backwashing piece, a first plugging piece and a second plugging piece, wherein the backwashing piece is positioned on one side of the spray head, the first plugging piece is arranged in the spray head, and the second plugging piece is arranged in the spray head.
As a preferable scheme of the agricultural greenhouse seedling raising equipment, the invention comprises the following steps: the protection piece comprises a protection cover, a connecting block, a stabilizing block, a positioning column and a first torsion spring, wherein the protection cover is positioned on the outer side of the spray head, the connecting block is fixed on one side of the protection cover, one side of the stabilizing block is fixed with the spray head, the positioning column is fixed in the connecting block, and two ends of the first torsion spring are respectively fixed with the positioning column and the stabilizing block.
As a preferable scheme of the agricultural greenhouse seedling raising equipment, the invention comprises the following steps: the pushing piece comprises a rotating block, a moving rod and a fixed shaft, wherein the rotating block is fixed on the outer side of the positioning column, the moving rod is arranged on the outer side of the rotating block, the fixed shaft is fixed in the moving rod, a sliding groove is formed in the rotating block, and the fixed shaft slides in the sliding groove.
As a preferable scheme of the agricultural greenhouse seedling raising equipment, the invention comprises the following steps: the pushing piece further comprises a pushing block and a fixing column, the pushing block is located on one side of the moving rod, a stress groove corresponding to the pushing block is formed in the moving rod, and the fixing column is fixed on one side of the pushing block.
As a preferable scheme of the agricultural greenhouse seedling raising equipment, the invention comprises the following steps: the backwash piece comprises a shunt tube, a water collecting cover and a drain pipe, wherein the shunt tube is fixed on one side of the spray head, the water collecting cover is fixed on one end of the shunt tube, and the drain pipe is fixed in the spray head.
As a preferable scheme of the agricultural greenhouse seedling raising equipment, the invention comprises the following steps: the backwash piece further comprises a movable ring, a flow guiding sleeve, a first spring and a blocking block, wherein the movable ring is positioned in the shunt tube, the flow guiding sleeve is fixed on one side of the movable ring, the first spring is fixed on one side of the movable ring, and the blocking block is positioned in the shunt tube.
As a preferable scheme of the agricultural greenhouse seedling raising equipment, the invention comprises the following steps: the first plugging piece comprises a fixed ring, a plugging plate, a positioning rod, a second spring and a fixing frame, wherein the fixed ring is fixed in the spray head, the plugging plate is positioned on one side of the fixed ring, the positioning rod is fixed on one side of the plugging plate, one end of the second spring is fixed with the plugging plate, and the fixing frame is fixed in the spray head.
As a preferable scheme of the agricultural greenhouse seedling raising equipment, the invention comprises the following steps: the first plugging piece further comprises a sealing plate, a stop block, a positioning frame, a third spring and a push rod, wherein the sealing plate is located on one side of the plugging plate, the stop block is inserted into the spray head, the positioning frame is fixed on one side of the spray head, the third spring is fixed on one side of the stop block, the push rod is inserted into the shunt tube, and a positioning groove corresponding to the push rod is formed in the stop block.
As a preferable scheme of the agricultural greenhouse seedling raising equipment, the invention comprises the following steps: the second blocking piece comprises a fixing plate, a rotating plate, a fixing block, a locating block, a rotating column and a second torsion spring, wherein the fixing plate is fixed in the spray head, the rotating plate is located on one side of the fixing plate, the fixing block is fixed on one side of the rotating plate, one side of the locating block is fixed with the fixing plate, the rotating column is fixed in the fixing block, and two ends of the second torsion spring are respectively fixed with the rotating column and the locating block.
As a preferable scheme of the agricultural greenhouse seedling raising equipment, the invention comprises the following steps: the second plugging piece further comprises a limiting column, a stress plate, a fourth spring and an extrusion rod, wherein the limiting column is inserted into the spray head, a limiting hole is formed in the rotating column, the limiting column is clamped with the limiting hole, the stress plate is fixed to one end of the limiting column, two ends of the fourth spring are respectively fixed to the stress plate and the spray head, and the extrusion rod is inserted into the shunt tube.
The invention has the beneficial effects that: the filter screen can filter aquatic impurity to this impurity that avoids the aquatic can cause the condition of jam to the shower nozzle, when the shower nozzle stops using, accessible protector protects its delivery port, with this pollution of avoiding the outside can lead to the shower nozzle to take place the condition of jam, when the shower nozzle starts using, the accessible washs the subassembly and backwash the filter screen, with this condition that avoids the filter screen to take place to block up.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
FIG. 1 is an overall view of an agricultural greenhouse seedling growing apparatus.
Fig. 2 is a partial construction diagram of a water pipe of the agricultural greenhouse seedling raising apparatus.
Fig. 3 is a partially enlarged structural view of the agricultural greenhouse seedling raising apparatus at a position a in fig. 2.
Fig. 4 is a partial sectional view of a water pipe of the agricultural greenhouse seedling raising apparatus.
Fig. 5 is a cross-sectional view of a spray head of the seedling raising apparatus for agricultural greenhouse.
Fig. 6 is a partially enlarged structural view of the agricultural greenhouse seedling raising apparatus at B in fig. 5.
Fig. 7 is a partially enlarged structural view of the agricultural greenhouse seedling raising apparatus at C in fig. 5.
FIG. 8 is a cross-sectional view of another view of the spray head of the agricultural greenhouse seedling raising device.
Fig. 9 is a sectional view of the shunt tube of the seedling raising device of the agricultural greenhouse.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 to 9, in a first embodiment of the present invention, an agricultural greenhouse seedling raising apparatus is provided, where the agricultural greenhouse seedling raising apparatus includes a seedling raising assembly 100, an anti-blocking assembly 200, and a cleaning assembly 300, and by matching the anti-blocking assembly 200 and the cleaning assembly 300, a situation that a nozzle 104 is blocked can be avoided.
The seedling raising assembly 100 comprises a rotating frame 101, a supporting plate 102, a water pipe 103 and a spray head 104, wherein the supporting plate 102 is arranged on the rotating frame 101, the water pipe 103 is positioned on one side of the rotating frame 101, and the spray head 104 is arranged on the water pipe 103.
The rotating frame 101 is used for driving the support plate 102 to rotate, supports seedlings through the support plate 102, and the support plate 102 has a plurality of (not shown in the figure), is annular equipartition on the rotating frame 101, sprays water to seedlings in the support plate 102 through the shower nozzle 104, and this is prior art, and this scheme is not repeated, and the technical staff in this field can clearly know this theory of operation.
The anti-blocking assembly 200 is arranged on the water pipe 103 and comprises a filter screen 201, a protecting piece 202 and a pushing piece 203, wherein the filter screen 201 is fixed in the spray head 104, the protecting piece 202 is arranged on the outer side of the spray head 104, and the pushing piece 203 is positioned on one side of the protecting piece 202.
The quantity of prevent stifled subassembly 200 corresponds with shower nozzle 104, filter the water that gets into in the shower nozzle 104 through filter screen 201, so avoid impurity in the water can cause the condition of jam to shower nozzle 104, when shower nozzle 104 is not used, protect shower nozzle 104 tip through guard piece 202, so avoid outside pollution can lead to shower nozzle 104 to take place to block up, and then lead to spraying inhomogeneous condition to the seedling, when shower nozzle 104 inside inflow water, alright drive guard piece 202 through impeller 203 rotates, so can make guard piece 202 and shower nozzle 104 separation, and then can make shower nozzle 104 water the seedling.
The cleaning assembly 300 is disposed on the spray head 104, and comprises a backwash member 301, a first blocking member 302 and a second blocking member 303, wherein the backwash member 301 is disposed on one side of the spray head 104, the first blocking member 302 is disposed in the spray head 104, and the second blocking member 303 is disposed in the spray head 104.
The quantity of cleaning assembly 300 corresponds with shower nozzle 104, when needs are watered to the seedling, can wash filter screen 201 through backwash piece 301 at first, and the impurity after the washing can be discharged outside, thereby avoid attaching too much impurity on the filter screen 201, can lead to its emergence jam, and then lead to the inhomogeneous condition of shower nozzle 104 play water, intercept the inside water of shower nozzle 104 through first shutoff piece 302, avoid when the filter screen 201 backwash, there is water to get into shower nozzle 104, and form the hedging to backwash filter screen 201's water, and then reduce the cleaning performance to filter screen 201, intercept backwash water through second shutoff piece 303, make it only can flow to filter screen 201 one side, and can not outwards flow out through shower nozzle 104, so can have sufficient rivers to backwash filter screen 201, after filter screen 201 backwash for a certain time, first shutoff piece 302 and second shutoff piece 303 can open simultaneously, and then can make rivers can be through shower nozzle 104 outwards blowout.
Example 2
Referring to fig. 1-9, a second embodiment of the present invention is based on the previous embodiment.
Specifically, the guard 202 includes a protective cover 202a, a connection block 202b, a stabilizing block 202c, a positioning column 202d, and a first torsion spring 202e, where the protective cover 202a is located outside the spray head 104, the connection block 202b is fixed on one side of the protective cover 202a, one side of the stabilizing block 202c is fixed to the spray head 104, the positioning column 202d is fixed in the connection block 202b, and two ends of the first torsion spring 202e are fixed to the positioning column 202d and the stabilizing block 202c, respectively.
When the spray head 104 is not in use, the protective cover 202a covers the outer side of the end part of the spray head 104, so that the protective cover 202a can be used for protecting, and the condition that the water outlet end of the spray head 104 is blocked due to external pollution is avoided.
The positioning column 202d is rotationally connected with the stabilizing block 202c, and is used for connecting the protective cover 202a with one side of the spray head 104 through the cooperation of the connecting block 202b, the stabilizing block 202c and the positioning column 202d, so that the protective cover 202a can be conveniently opened, torsional force is applied to the positioning column 202d through the first torsion spring 202e, the connecting block 202b and the protective cover 202a are driven to rotate through the positioning column 202d, and when the spray head 104 is stopped, the protective cover 202a can be covered on the outer side of the spray head 104, and then the spray head 104 can be protected.
Specifically, the pushing member 203 includes a rotating block 203a, a moving rod 203b and a fixed shaft 203c, the rotating block 203a is fixed on the outer side of the positioning column 202d, the moving rod 203b is arranged on the outer side of the rotating block 203a, the fixed shaft 203c is fixed in the moving rod 203b, a sliding groove 203a-1 is formed in the rotating block 203a, and the fixed shaft 203c slides in the sliding groove 203 a-1.
Two stabilizing frames are fixed on one side of the spray head 104, the moving rod 203b is movably connected with the stabilizing frames, when the moving rod 203b moves, the fixed shaft 203c is driven to slide in the sliding groove 203a-1, the rotating block 203a is driven to rotate through the cooperation of the moving rod 203b and the moving rod, and the positioning column 202d and the connecting block 202b are driven to rotate through the rotating block 203a, so that the connecting block 202b can drive the protective cover 202a to rotate, the protective cover 202a is separated from the spray head 104, and the spray head 104 can water seedlings.
Specifically, the pushing member 203 further includes a pushing block 203d and a fixing column 203e, the pushing block 203d is located on one side of the moving rod 203b, a stress groove 203b-1 corresponding to the pushing block 203d is formed on the moving rod 203b, and the fixing column 203e is fixed on one side of the pushing block 203 d.
One side of the push block 203d is inclined, the fixed column 203e is inserted into the spray head 104 and is movably connected with the spray head 104, the joint of the fixed column 203e and the spray head 104 is subjected to sealing treatment, a stabilizing sleeve is fixed on the inner wall of the spray head 104, the fixed column 203e is movably connected with the stabilizing sleeve, and a pulley is arranged at the end part of the fixed column 203 e.
When water flows into the spray head 104, the fixed column 203e drives the push block 203d to move, and presses the inner wall of the stress groove 203b-1 through the inclined surface of the push block 203d, and drives the moving rod 203b to move through the cooperation of the push block 203d and the push rod, so that the moving rod 203b drives the rotating block 203a to rotate.
Specifically, the backwash member 301 includes a shunt tube 301a, a water collecting cover 301b, and a drain tube 301g, the shunt tube 301a is fixed to the shower head 104, the water collecting cover 301b is fixed to one end of the shunt tube 301a, and the drain tube 301g is fixed to the shower head 104.
The shunt tubes 301a are communicated with the spray head 104, the drain pipes 301g penetrate to the outer sides of the spray head 104 and the water pipes 103, when seedlings need to be watered, water in the water pipes 103 firstly enters the shunt tubes 301a through the water collecting covers 301b and flows into the spray head 104 through the shunt tubes 301a, at the moment, water entering the spray head 104 can backwash the filter screen 201, the condition that the filter screen 201 can happen is avoided, and backwashed water can be discharged outwards through the drain pipes 301 g.
Specifically, the backwash member 301 further includes a moving ring 301c, a guide sleeve 301d, a first spring 301e, and a block 301f, wherein the moving ring 301c is disposed in the shunt 301a, the guide sleeve 301d is fixed on one side of the moving ring 301c, the first spring 301e is fixed on one side of the moving ring 301c, and the block 301f is disposed in the shunt 301 a.
The movable ring 301c is movably connected with the inside of the shunt tube 301a, the blocking block 301f is in a cone shape and is fixed with the inside of the shunt tube 301a through the supporting rod, when water enters the inside of the shunt tube 301a, most of the water flows into the spray head 104 through the center of the movable ring 301c, a small part of the water flows between the guide sleeve 301d and the inner wall of the shunt tube 301a, the water between the guide sleeve 301d and the inner wall of the shunt tube 301a pushes the movable ring 301c to move along with the continuous flow of the water, when the movable ring 301c contacts with the blocking block 301f and is sleeved on the outer side of the blocking block 301f and is tightly clamped with the blocking block 301f, water can be blocked and intercepted through the cooperation of the movable ring 301c and the blocking block 301f, so that the water cannot enter the spray head 104 through the shunt tube 301a, and at the moment, the filter screen 201 is backwashed continuously, and the pushing force is continuously applied to the movable ring 301c along with the continuous flow of the water, so that the movable ring 301c can be always contacted with the blocking block 301 f.
The first spring 301e applies thrust to the movable ring 301c, so that the movable ring 301c can delay the contact time with the blocking 301f, the filter screen 201 can be backwashed for a sufficient time, and when watering of seedlings is stopped, the movable ring 301c can be pushed to move by the first spring 301e to reset the movable ring 301c when water supply to the inside of the water pipe 103 is stopped.
Example 3
Referring to fig. 1-9, a third embodiment of the present invention is based on the first two embodiments.
Specifically, the first blocking member 302 includes a fixing ring 302a, a blocking plate 302b, a positioning rod 302c, a second spring 302d, and a fixing frame 302e, where the fixing ring 302a is fixed in the showerhead 104, the blocking plate 302b is located at one side of the fixing ring 302a, the positioning rod 302c is fixed at one side of the blocking plate 302b, one end of the second spring 302d is fixed with the blocking plate 302b, and the fixing frame 302e is fixed in the showerhead 104.
The locating rod 302c is movably connected with the fixing frame 302e, when the filter screen 201 is backwashed, water entering the spray head 104 is intercepted by the blocking plate 302b, so that water is prevented from entering the spray head 104, opposite flushing is formed between the locating rod and the water of the backwashed filter screen 201, the condition of low cleaning efficiency of the filter screen 201 is caused, and when the filter screen 201 is cleaned, the blocking plate 302b is pushed to be opened by the water, so that the water can enter the spray head 104.
Specifically, the first blocking member 302 further includes a sealing plate 302f, a stop block 302g, a positioning frame 302h, a third spring 302i, and a push rod 302j, where the sealing plate 302f is located on one side of the blocking plate 302b, the stop block 302g is inserted into the nozzle 104, the positioning frame 302h is fixed on one side of the nozzle 104, the third spring 302i is fixed on one side of the stop block 302g, the push rod 302j is inserted into the shunt tube 301a, and the stop block 302g is provided with a positioning groove 302g-1 corresponding to the push rod 302 j.
The sealing plate 302f is arc-shaped and is attached to the inner wall of the spray head 104, the sealing plate 302f is fixedly connected with the blocking plate 302b through connection, the stop block 302g is movably connected with the inside of the positioning frame 302h, one end of the push rod 302j, which is positioned on the shunt tube 301a, is inclined, the inner wall of the positioning groove 302g-1 is inclined, a supporting frame is fixed on one side of the spray head 104, and the push rod 302j is movably connected with the inside of the supporting frame.
One side of the stop block 302g is contacted with the blocking plate 302b, the blocking plate 302b is blocked and limited by the stop block 302g, so that the blocking plate 302b cannot be opened when being impacted by water flow, when the movable ring 301c is contacted with the blocking block 301f, the inclined surface of the push rod 302j is extruded, the push rod 302j is pushed to move, the inclined surface of the inner wall of the positioning groove 302g-1 is extruded, the stop block 302g is driven to move by the cooperation of the stop block 302g and the blocking plate 302b, the blocking plate 302b can be opened by the impact of the water flow, and water can enter the spray head 104, and when the blocking plate 302b moves, the sealing plate 302f is simultaneously driven to move, and the sealing plate 302f is enabled to block the drain pipe 301g, so that the water entering the spray head 104 can flow outwards through the drain pipe 301g is avoided.
The third spring 302i is used for applying pushing force to the stop block 302g, and when watering is stopped, the stop block 302g can be moved to the initial position, and the blocking plate 302b is limited again.
Specifically, the second blocking member 303 includes a fixing plate 303a, a rotating plate 303b, a fixing block 303c, a positioning block 303d, a rotating post 303e, and a second torsion spring 303f, where the fixing plate 303a is fixed in the nozzle 104, the rotating plate 303b is located at one side of the fixing plate 303a, the fixing block 303c is fixed at one side of the rotating plate 303b, one side of the positioning block 303d is fixed to the fixing plate 303a, the rotating post 303e is fixed in the fixing block 303c, and two ends of the second torsion spring 303f are fixed to the rotating post 303e and the positioning block 303d, respectively.
The rotating column 303e is movably connected with the positioning block 303d, the rotating plate 303b is hinged with the fixed plate 303a through the cooperation of the fixed block 303c, the positioning block 303d and the rotating column 303e, and a drain hole (not shown in the figure) is formed in the fixed plate 303 a.
When the filter screen 201 is backwashed, the drain holes are blocked and intercepted by the rotating plate 303b, so that water entering the spray head 104 cannot flow out of the spray head 104, enough water flow can be enabled to backwash the filter screen 201, the cleaning effect of the filter screen 201 can be improved, after the filter screen 201 is cleaned, the water flow can push the rotating plate 303b to be opened, and then the water flow can flow out of the spray head 104.
When the seedling is stopped from being watered, a torsion force is applied to the rotating column 303e through the second torsion spring 303f, and the rotating column 303e drives the fixed block 303c and the rotating plate 303b to rotate, so that the rotating plate 303b can be reset.
Specifically, the second plugging member 303 further includes a limiting post 303g, a force-bearing plate 303h, a fourth spring 303i and an extrusion rod 303j, wherein the limiting post 303g is inserted into the nozzle 104, the rotating post 303e is provided with a limiting hole 303e-1, the limiting post 303g is engaged with the limiting hole 303e-1, the force-bearing plate 303h is fixed at one end of the limiting post 303g, two ends of the fourth spring 303i are respectively fixed with the force-bearing plate 303h and the nozzle 104, and the extrusion rod 303j is inserted into the shunt tube 301 a.
The shunt tubes 301a one side is fixed with fixed cover, and movable connection in squeeze rod 303j and the fixed cover, fixed cover both ends all are the slope form, and when spacing post 303g and spacing hole 303e-1 block, spacing post 303e is carried out through the cooperation of two, makes post 303e unable rotation, and then can make rotor plate 303b unable rotation to this avoids when the filter screen 201 backwash, the rivers that get into in the shower nozzle 104 can be with rotor plate 303b open the condition.
When the movable ring 301c contacts with the blocking block 301f, the movable ring 301c extrudes the inclined plane of the extrusion rod 303j located at one side of the inside of the shunt tube 301a, so as to push the extrusion rod 303j to move, and extrude the inclined plane of the other end of the extrusion rod 303j to the stress plate 303h, so as to push the stress plate 303h to move, and drive the limit post 303g to separate from the limit hole 303e-1 through the stress plate 303h, so as to release the limit on the rotating post 303e and the rotating plate 303b, at this time, the water flow can push the rotating plate 303b to rotate to one side, and then water can enter the spray head 104, when watering is stopped, a tensile force is applied to the stress plate 303h through the fourth spring 303i, and the limit post 303g is driven to reset through the stress plate 303h, so that the limit post 303g can be clamped with the limit hole 303e-1 again.
When the rotating plate 303b rotates, it contacts the fixed column 203e and pushes the fixed column 203e to move, so that the fixed column 203e drives the push block 203d to squeeze the inner wall of the stress groove 203b-1, and the friction between the fixed column 203e and the rotating plate 303b can be reduced by the pulley at the end of the fixed column 203 e.
When in use, when seedlings need to be watered, water is injected into the water pipe 103, water in the water pipe 103 firstly enters the shunt pipe 301a through the water collecting cover 301b and flows into the spray head 104 through the shunt pipe 301a, and at the moment, the water entering the spray head 104 can backwash the filter screen 201, so that the condition that the filter screen 201 can happen is avoided, and the backwashed water can be discharged outwards through the drain pipe 301g, so that the condition that sewage can accumulate in the spray head 104 and can cause blockage to the filter screen 201 again is avoided.
When water enters the shunt tube 301a, most of the water flows into the spray head 104 through the center of the movable ring 301c, a small part of the water flows between the guide sleeve 301d and the inner wall of the shunt tube 301a, the water between the guide sleeve 301d and the inner wall of the shunt tube 301a pushes the movable ring 301c to move along with the continuous flow of the water, and when the movable ring 301c contacts with the block 301f and is sleeved on the outer side of the block 301f and is tightly clamped with the block 301f, the water can be blocked and intercepted through the cooperation of the movable ring 301c and the block 301f, so that the water cannot enter the spray head 104 through the shunt tube 301a, and at the moment, backwashing of the filter screen 201 is completed, and thrust is continuously applied to the movable ring 301c along with the continuous flow of the water, so that the movable ring 301c can always contact with the block 301 f.
When the movable ring 301c contacts with the blocking block 301f, the inclined surface of the push rod 302j is extruded, and the push rod 302j is pushed to move, so that the push rod 302j extrudes the inclined surface of the inner wall of the positioning groove 302g-1, and the stop block 302g is driven to move by the cooperation of the push rod 302j and the stop block, so that the stop block 302g is separated from the blocking plate 302b, the blocking plate 302b can be opened by the impact of water flow, and water can enter the spray head 104, and when the blocking plate 302b moves, the sealing plate 302f is simultaneously driven to move, and the sealing plate 302f is enabled to block the drain pipe 301g, so that the condition that water entering the spray head 104 flows outwards through the drain pipe 301g is avoided.
When the moving ring 301c contacts the blocking 301f, the moving ring 301c presses the inclined surface of the pressing rod 303j located at one side of the inside of the shunt 301a, so as to push the pressing rod 303j to move, press the other inclined surface of the pressing rod 303j against the force-receiving plate 303h, push the force-receiving plate 303h to move, and drive the limiting post 303g to separate from the limiting hole 303e-1 through the force-receiving plate 303h, so as to release the limitation on the rotating post 303e and the rotating plate 303b, and at this time, the water flow can push the rotating plate 303b to rotate to one side, so that water can enter the nozzle 104.
Meanwhile, when the rotating plate 303b rotates, the rotating plate is contacted with the fixed column 203e and pushes the fixed column 203e to move, so that the fixed column 203e drives the push block 203d to squeeze the inner wall of the stress groove 203b-1, the movable rod 203b is driven to move by the cooperation of the fixed column 203e and the push block 203d, the movable rod 203b drives the fixed shaft 203c to slide in the sliding groove 203a-1, the rotating block 203a is driven to rotate by the cooperation of the fixed shaft 203b and the rotating block 203a drives the positioning column 202d and the connecting block 202b to rotate, the connecting block 202b can drive the protective cover 202a to rotate, the protective cover 202a is separated from the spray head 104, the spray head 104 can water seedlings, and water entering the spray head 104 is filtered by the filter screen 201, so that the situation that impurities in the water can cause blockage to the spray head 104 is avoided.
And after the seedling is watered, the torsional force is applied to the positioning column 202d through the first torsion spring 202e, and the connecting block 202b and the protective cover 202a are driven to rotate through the positioning column 202d, so that when the spray head 104 is stopped, the protective cover 202a covers the outer side of the spray head 104, and then the spray head 104 can be protected, and the spray head 104 is prevented from being blocked by external pollution.
It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.

Claims (10)

1. An agricultural greenhouse seedling raising device is characterized in that: comprising the steps of (a) a step of,
the seedling raising assembly (100) comprises a rotating frame (101), a supporting plate (102), a water pipe (103) and a spray head (104), wherein the supporting plate (102) is arranged on the rotating frame (101), the water pipe (103) is positioned on one side of the rotating frame (101), and the spray head (104) is arranged on the water pipe (103);
the anti-blocking assembly (200) is arranged on the water pipe (103) and comprises a filter screen (201), a protective piece (202) and a pushing piece (203), wherein the filter screen (201) is fixed in the spray head (104), the protective piece (202) is arranged on the outer side of the spray head (104), and the pushing piece (203) is positioned on one side of the protective piece (202);
the cleaning assembly (300) is arranged on the spray head (104) and comprises a backwashing piece (301), a first blocking piece (302) and a second blocking piece (303), wherein the backwashing piece (301) is positioned on one side of the spray head (104), the first blocking piece (302) is arranged in the spray head (104), and the second blocking piece (303) is arranged in the spray head (104).
2. The agricultural greenhouse seedling raising apparatus according to claim 1, wherein: the protection piece (202) comprises a protection cover (202 a), a connecting block (202 b), a stabilizing block (202 c), a positioning column (202 d) and a first torsion spring (202 e), wherein the protection cover (202 a) is located on the outer side of the spray head (104), the connecting block (202 b) is fixed on one side of the protection cover (202 a), one side of the stabilizing block (202 c) is fixed with the spray head (104), the positioning column (202 d) is fixed in the connecting block (202 b), and two ends of the first torsion spring (202 e) are respectively fixed with the positioning column (202 d) and the stabilizing block (202 c).
3. The agricultural greenhouse seedling raising apparatus according to claim 2, wherein: the pushing piece (203) comprises a rotating block (203 a), a moving rod (203 b) and a fixed shaft (203 c), wherein the rotating block (203 a) is fixed on the outer side of the positioning column (202 d), the moving rod (203 b) is arranged on the outer side of the rotating block (203 a), the fixed shaft (203 c) is fixed in the moving rod (203 b), a sliding groove (203 a-1) is formed in the rotating block (203 a), and the fixed shaft (203 c) slides in the sliding groove (203 a-1).
4. The agricultural greenhouse seedling raising apparatus as set forth in claim 3, wherein: the pushing piece (203) further comprises a pushing block (203 d) and a fixing column (203 e), the pushing block (203 d) is located on one side of the moving rod (203 b), a stress groove (203 b-1) corresponding to the pushing block (203 d) is formed in the moving rod (203 b), and the fixing column (203 e) is fixed on one side of the pushing block (203 d).
5. The agricultural greenhouse seedling raising apparatus according to claim 3 or 4, wherein: the backwash piece (301) comprises a shunt tube (301 a), a water collecting cover (301 b) and a drain pipe (301 g), wherein the shunt tube (301 a) is fixed on one side of the spray head (104), the water collecting cover (301 b) is fixed on one end of the shunt tube (301 a), and the drain pipe (301 g) is fixed in the spray head (104).
6. The agricultural greenhouse seedling raising apparatus according to claim 5, wherein: the backwash piece (301) further comprises a moving ring (301 c), a guide sleeve (301 d), a first spring (301 e) and a blocking block (301 f), wherein the moving ring (301 c) is positioned in the shunt tube (301 a), the guide sleeve (301 d) is fixed on one side of the moving ring (301 c), the first spring (301 e) is fixed on one side of the moving ring (301 c), and the blocking block (301 f) is positioned in the shunt tube (301 a).
7. The agricultural greenhouse seedling raising apparatus according to claim 6, wherein: the first blocking piece (302) comprises a fixed ring (302 a), a blocking plate (302 b), a positioning rod (302 c), a second spring (302 d) and a fixing frame (302 e), wherein the fixed ring (302 a) is fixed in the spray head (104), the blocking plate (302 b) is located on one side of the fixed ring (302 a), the positioning rod (302 c) is fixed on one side of the blocking plate (302 b), one end of the second spring (302 d) is fixed with the blocking plate (302 b), and the fixing frame (302 e) is fixed in the spray head (104).
8. The agricultural greenhouse seedling raising apparatus according to claim 7, wherein: the first plugging piece (302) further comprises a sealing plate (302 f), a stop block (302 g), a positioning frame (302 h), a third spring (302 i) and a push rod (302 j), wherein the sealing plate (302 f) is located on one side of the plugging plate (302 b), the stop block (302 g) is inserted into the spray head (104), the positioning frame (302 h) is fixed on one side of the spray head (104), the third spring (302 i) is fixed on one side of the stop block (302 g), the push rod (302 j) is inserted into the shunt tube (301 a), and a positioning groove (302 g-1) corresponding to the push rod (302 j) is formed in the stop block (302 g).
9. The agricultural greenhouse seedling raising apparatus according to claim 7 or 8, wherein: the second blocking piece (303) comprises a fixing plate (303 a), a rotating plate (303 b), a fixing block (303 c), a locating block (303 d), a rotating column (303 e) and a second torsion spring (303 f), wherein the fixing plate (303 a) is fixed in the spray head (104), the rotating plate (303 b) is located on one side of the fixing plate (303 a), the fixing block (303 c) is fixed on one side of the rotating plate (303 b), one side of the locating block (303 d) is fixed with the fixing plate (303 a), the rotating column (303 e) is fixed in the fixing block (303 c), and two ends of the second torsion spring (303 f) are respectively fixed with the rotating column (303 e) and the locating block (303 d).
10. The agricultural greenhouse seedling raising apparatus according to claim 9, wherein: the second plugging piece (303) further comprises a limiting column (303 g), a force-bearing plate (303 h), a fourth spring (303 i) and an extrusion rod (303 j), wherein the limiting column (303 g) is inserted into the spray head (104), a limiting hole (303 e-1) is formed in the rotating column (303 e), the limiting column (303 g) is clamped with the limiting hole (303 e-1), the force-bearing plate (303 h) is fixed at one end of the limiting column (303 g), two ends of the fourth spring (303 i) are respectively fixed with the force-bearing plate (303 h) and the spray head (104), and the extrusion rod (303 j) is inserted into the shunt tube (301 a).
CN202410099755.5A 2024-01-24 2024-01-24 Agricultural greenhouse seedling raising equipment Active CN117598141B (en)

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Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1122272A1 (en) * 1983-06-20 1984-11-07 Грузинский Государственный Проектно-Изыскательский Институт По Проектированию Мелиоративных Объектов "Грузгипроводхоз" Arrangement for cleaning water of sprinkler hydraulic drive
US5203998A (en) * 1992-06-17 1993-04-20 Benian Filter Company, Inc. Permanent backwashable filter structure
US20020008068A1 (en) * 1995-05-15 2002-01-24 Gary Lindsay Anderson Apparatus and method for backwashing fluid filter systems
WO2019106414A1 (en) * 2017-12-01 2019-06-06 Caleffi S.P.A. Rotary filtering apparatus
CN212911095U (en) * 2020-04-11 2021-04-09 中振中汇(天津)农业科技发展有限公司 Difficult shower nozzle for agricultural field irrigation that blocks up
CN112790099A (en) * 2019-11-13 2021-05-14 湖南工业大学 Aerosol cultivation's prevent blockking up atomizer of backflushing
CN214485910U (en) * 2021-02-04 2021-10-26 北京瑞欧华水处理技术有限公司 Full-automatic flushing type water distributor
CN216961016U (en) * 2022-04-08 2022-07-15 周静 Spray set for urban planning afforestation
CN218374178U (en) * 2022-10-18 2023-01-24 南京林业大学 Rainwater collecting device for landscape gardens
CN115671779A (en) * 2022-10-24 2023-02-03 江西国能医药科技有限公司 Mother liquor recovery tank is used in production of isavuconazole midbody
CN219150443U (en) * 2022-11-30 2023-06-09 福建万昌建设工程有限公司 Irrigation shower nozzle
DE202023104978U1 (en) * 2023-05-25 2023-11-13 Huaneng Yimin Coal Electricity Co., Ltd A spray device for denitrification reducing agents
CN220342967U (en) * 2023-07-18 2024-01-16 安阳县博宇农业有限公司 Chrysanthemum planting and cultivating frame convenient for irrigation

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1122272A1 (en) * 1983-06-20 1984-11-07 Грузинский Государственный Проектно-Изыскательский Институт По Проектированию Мелиоративных Объектов "Грузгипроводхоз" Arrangement for cleaning water of sprinkler hydraulic drive
US5203998A (en) * 1992-06-17 1993-04-20 Benian Filter Company, Inc. Permanent backwashable filter structure
US20020008068A1 (en) * 1995-05-15 2002-01-24 Gary Lindsay Anderson Apparatus and method for backwashing fluid filter systems
WO2019106414A1 (en) * 2017-12-01 2019-06-06 Caleffi S.P.A. Rotary filtering apparatus
CN112790099A (en) * 2019-11-13 2021-05-14 湖南工业大学 Aerosol cultivation's prevent blockking up atomizer of backflushing
CN212911095U (en) * 2020-04-11 2021-04-09 中振中汇(天津)农业科技发展有限公司 Difficult shower nozzle for agricultural field irrigation that blocks up
CN214485910U (en) * 2021-02-04 2021-10-26 北京瑞欧华水处理技术有限公司 Full-automatic flushing type water distributor
CN216961016U (en) * 2022-04-08 2022-07-15 周静 Spray set for urban planning afforestation
CN218374178U (en) * 2022-10-18 2023-01-24 南京林业大学 Rainwater collecting device for landscape gardens
CN115671779A (en) * 2022-10-24 2023-02-03 江西国能医药科技有限公司 Mother liquor recovery tank is used in production of isavuconazole midbody
CN219150443U (en) * 2022-11-30 2023-06-09 福建万昌建设工程有限公司 Irrigation shower nozzle
DE202023104978U1 (en) * 2023-05-25 2023-11-13 Huaneng Yimin Coal Electricity Co., Ltd A spray device for denitrification reducing agents
CN220342967U (en) * 2023-07-18 2024-01-16 安阳县博宇农业有限公司 Chrysanthemum planting and cultivating frame convenient for irrigation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
张国华等: "基于钢珠驱动的全地埋式喷灌装置研发", 《农业工程学报》, no. 12, 23 June 2016 (2016-06-23), pages 102 - 106 *

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