CN216600797U - Special seedling protection and fertilization device for tobacco field humic acid water-soluble fertilizer - Google Patents

Abstract

The utility model provides a special seedling protection and fertilization device for a humic acid water-soluble fertilizer in a tobacco field. Tobacco field humic acid water-soluble fertile special seedling fertilizer injection unit that protects includes: placing a plate; the storage box is fixedly arranged at the top of the placing plate; the return plate is fixedly arranged at the bottom of the placing plate; the two transverse rods are rotatably arranged on the return plate; the four belt pulleys are respectively fixedly sleeved on the two transverse rods; the two belts are fixedly sleeved among the four belt pulleys respectively; the U-shaped block is fixedly arranged at the bottom of the return plate; the first motor is fixedly arranged on the U-shaped block. The special seedling protection and fertilization device for the humic acid water-soluble fertilizer in the tobacco field has the advantages of being convenient to use, convenient to adjust spraying equipment according to ridges of the field and capable of reducing the possibility of rolling tobacco seedlings.

Description

Special seedling protection and fertilization device for humic acid water-soluble fertilizer in tobacco field

Technical Field

The utility model relates to the technical field of tobacco field fertilization, in particular to a special seedling protection and fertilization device for a humic acid water-soluble fertilizer in a tobacco field.

Background

The tobacco field is a field for planting tobacco leaves, in the process of growing the tobacco leaves, in order to promote the growth of the tobacco leaves, a special fertilizer is generally applied, humic acid can promote the formation of a soil granular structure, reduce the volume weight of soil, improve the cation exchange amount and adjust the soil pH value, so that the water retention, fertilizer retention, heat preservation and ventilation capacity of the soil are improved.

The width in ridge also can have certain difference in the different tobacco fields for the equipment appearance of fertilization is comparatively fixed, when the position in ridge and four rolling wheel positions in fertilization equipment bottom do not correspond, the rolling wheel will roll outside the ridge scope, the tobacco leaf of planting will receive the rolling that comes from the rolling wheel, the tobacco leaf that suffers the crushing can produce the damage, produce the influence to its growth, the difference in order to adapt to the ridge can not be adjusted to inherent fertilization equipment.

Therefore, it is necessary to provide a special seedling protection and fertilization device for humic acid water-soluble fertilizer in tobacco fields to solve the technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model solves the technical problem of providing the special seedling protecting and fertilizing device for the humic acid water-soluble fertilizer in the tobacco field, which is convenient to use and adjust spraying equipment according to ridges of the tobacco field and reduces the possibility of rolling tobacco seedlings.

In order to solve the technical problem, the special seedling protection and fertilization device for the humic acid water-soluble fertilizer in the tobacco field provided by the utility model comprises: placing a plate; the storage box is fixedly arranged at the top of the placing plate; the return plate is fixedly arranged at the bottom of the placing plate; the two transverse rods are rotatably arranged on the return plate; the four belt pulleys are respectively fixedly sleeved on the two transverse rods; the two belts are fixedly sleeved among the four belt pulleys respectively; the U-shaped block is fixedly arranged at the bottom of the return plate; the first motor is fixedly arranged on the U-shaped block; the two conical gears are fixedly arranged on an output shaft of the first motor and the corresponding transverse rod respectively, and are meshed with each other; the two moving blocks are both installed on the two transverse rods in a threaded mode; the four vertical rods are fixedly arranged at the bottoms of the two moving blocks respectively; the two water pumps are fixedly arranged on the mounting plate; the two communicating pipes are fixedly arranged on the water inlets of the corresponding water pumps respectively, and one ends of the two communicating pipes, which are far away from the water pumps, extend into the storage and release box; two spraying mechanism, two spraying mechanism all installs on the mounting plate.

Preferably, the spraying mechanism comprises a corrugated pipe, two welding blocks, a rotating connecting rod, a notch gear, a long connecting rod, a rotating rod, a second motor, a circular gear, a butt joint pipe and a plurality of nozzles, the corrugated pipe is fixedly arranged on the corresponding water outlet of the water pump, the two welding blocks are fixedly arranged on the mounting plate, the rotating connecting rod is rotatably arranged between the two welding blocks, the notch gear is fixedly sleeved on the rotating connecting rod, the long connecting rod is fixedly arranged on the notch gear, the rotating rod is rotatably arranged between the two welding blocks, the second motor is fixedly arranged on one side of the corresponding welding block, the output shaft of the second motor is fixedly connected with one end of the rotating rod, the circular gear is fixedly sleeved on the rotating rod, the circular gear is meshed with the notch gear, and the butt joint pipe is fixedly arranged at the bottom of the long connecting rod, one end of the butt joint pipe is communicated with the corrugated pipe, and the spray heads are fixedly arranged on the butt joint pipe.

Preferably, the return-shaped plate is fixedly provided with four bearing blocks, the four bearing blocks are respectively rotatably connected with two ends of the two transverse rods, the two transverse rods are respectively provided with external threads with opposite rotation directions at two ends, the two moving blocks are provided with four mounting holes, the inner walls of the four mounting holes are respectively provided with internal threads, the internal threads are meshed with the external threads, and the bottom ends of the four vertical rods are respectively and fixedly provided with rolling wheels.

Preferably, the U-shaped block is fixedly provided with a supporting block, the supporting block is fixedly connected with the first motor, the bottom of the long connecting rod is provided with a mounting groove, the inner wall of the top of the mounting groove is fixedly provided with two rectangular blocks, and the rectangular blocks are fixedly connected with the butt joint pipe.

Preferably, two fixed mounting has same gag lever post, two between the welding piece fixed mounting has same arc piece between the welding piece, the top fixed mounting of long connecting rod has the first piece that links that connects, first even fixed mounting has the tractive rope on the piece that connects, the tractive rope is kept away from first one of linking to serve fixed mounting that links the piece and is served the second and connect even piece, the second connects even piece and holds one side fixed connection who puts the case.

Preferably, the equal fixed mounting in both sides of holding and putting the case has the fixed block, two all rotate on the fixed block and install the longitudinal rod, two the top of longitudinal rod respectively with correspond the second is in succession the piece and is rotated and is connected, two equal threaded mounting is transferred and is moved the piece on the longitudinal rod, the both sides of holding and putting the case respectively fixed mounting have two side pieces, four slidable mounting has two movable rods, two between the side piece the movable rod respectively with correspond transfer a piece fixed connection, two it all rotates on the piece and installs the suit piece, two the suit piece is slip the cover respectively and is established and correspond on the tractive rope.

Preferably, four longitudinal grooves are formed in the side edge blocks, the moving rods are in sliding contact with the inner walls of the longitudinal grooves respectively, the transfer grooves are formed in the transfer blocks, the transfer grooves are fixedly provided with butt-joint rods, and the butt-joint rods are connected with the corresponding sleeving blocks in a rotating mode.

Compared with the prior art, the special seedling protection and fertilization device for the humic acid water-soluble fertilizer in the tobacco field has the following beneficial effects:

thereby can adjust the distance between the roll wheel of bottom both sides through the drive of first motor, make things convenient for the roll wheel to adapt to the interval on tobacco field ridge, prevent that the roll wheel from rolling to the tobacco leaf production to form the protection to the tobacco seedling, reduce the damage of tobacco seedling, the scope that sprays can be increased in the application of two long connecting rods, improves the efficiency that sprays, receive and expand it when spraying work completion simultaneously, prevent occupation space.

Drawings

FIG. 1 is a schematic front sectional view of a first embodiment of a special seedling protection and fertilization device for a humic acid water-soluble fertilizer in a tobacco field provided by the utility model;

FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1;

FIG. 3 is an enlarged schematic view of portion B shown in FIG. 1;

FIG. 4 is a schematic sectional view in front view of a second embodiment of the special seedling-protecting and fertilizing device for humic acid water-soluble fertilizer in tobacco fields provided by the utility model;

fig. 5 is an enlarged schematic view of the portion C shown in fig. 4.

Reference numbers in the figures: 1. placing a plate; 2. a storage box; 3. a return plate; 4. a transverse bar; 5. a pulley; 6. a belt; 7. a U-shaped block; 8. a first motor; 9. a bevel gear; 10. a moving block; 11. a vertical rod; 12. a water pump; 13. a communicating pipe; 14. a bellows; 15. welding the blocks; 16. a connecting rod is rotated; 17. a notched gear; 18. a long connecting rod; 19. rotating the rod; 20. a second motor; 21. a circular gear; 22. butt-joint pipes; 23. a spray head; 24. a fixed block; 25. a longitudinal rod; 26. adjusting and shifting blocks; 27. a side block; 28. a travel bar; 29. and (5) sleeving blocks.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

The first embodiment:

referring to fig. 1-3, in a first embodiment of the present invention, a special seedling-protecting and fertilizing apparatus for humic acid water-soluble fertilizer in tobacco field comprises: a setting plate 1; the storage box 2 is fixedly arranged at the top of the placing plate 1 and used for storing the humic acid water-soluble fertilizer; the return plate 3 is fixedly arranged at the bottom of the placing plate 1, and is used for rotatably mounting two transverse rods 4 mentioned below; the two transverse rods 4 are rotatably arranged on the return plate 3, and are rotatably connected through four bearings arranged on the return plate 3, so that two moving blocks 10 mentioned below are arranged and driven to move; the four belt pulleys 5 are respectively fixedly sleeved on the two transverse rods 4; the two belts 6 are respectively fixedly sleeved among the four belt pulleys 5 and are matched with the four belt pulleys 5 to realize synchronous rotation of the two transverse rods 4; a U-shaped block 7, wherein the U-shaped block 7 is fixedly arranged at the bottom of the return plate 3 and is used for fixing a first motor 8 mentioned below; the first motor 8 is fixedly arranged on the U-shaped block 7, fixes one bevel gear 9 and provides kinetic energy for the rotation of the two transverse rods 4; the two conical gears 9 are respectively and fixedly arranged on the output shaft of the first motor 8 and the corresponding transverse rod 4, and the two conical gears 9 are meshed with each other to drive the corresponding transverse rod 4 to synchronously rotate; the two moving blocks 10 are both installed on the two transverse rods 4 in a threaded manner, and four vertical rods 11 mentioned below are installed; the four vertical rods 11 are respectively and fixedly installed at the bottoms of the two moving blocks 10, and are used for fixing four rolling wheels mentioned below; the two water pumps 12 are fixedly arranged on the placing plate 1 and used for conveying the humic acid water-soluble fertilizer; the two communicating pipes 13 are respectively and fixedly installed on the water inlets of the corresponding water pumps 12, one ends of the two communicating pipes 13 far away from the water pumps 12 extend into the storage box 2, and humic acid water-soluble fertilizer in the storage box 2 is introduced into a corrugated pipe 14 mentioned below; and the two spraying mechanisms are arranged on the placing plate 1 and uniformly spray the humic acid water-soluble fertilizer outwards.

In order to improve the efficiency of the spraying work, the spraying device can be retracted when idle, and the occupied space is reduced, in this embodiment, preferably, the spraying mechanism comprises a corrugated pipe 14, two welding blocks 15, a rotating connecting rod 16, a notch gear 17, a long connecting rod 18, a rotating rod 19, a second motor 20, a circular gear 21, a butt joint pipe 22 and a plurality of spray heads 23, wherein the corrugated pipe 14 is fixedly installed on the corresponding water outlet of the water pump 12, the two welding blocks 15 are fixedly installed on the installation plate 1, the rotating connecting rod 16 is rotatably installed between the two welding blocks 15, the notch gear 17 is fixedly sleeved on the rotating connecting rod 16, the long connecting rod 18 is fixedly installed on the notch gear 17, the rotating rod 19 is rotatably installed between the two welding blocks 15, the second motor 20 is fixedly installed on one side of the corresponding welding block 15, the output shaft of second motor 20 and the one end fixed connection of dwang 19, the fixed cover of circular gear 21 is established on dwang 19, circular gear 21 meshes with notch gear 17 mutually, butt joint pipe 22 fixed mounting is in the bottom of long connecting rod 18, butt joint pipe 22's one end is linked together, and is a plurality of the equal fixed mounting of shower nozzle 23 is on butt joint pipe 22 with bellows 14.

In order to rotatably mount the two transverse rods 4 on the return-shaped plate 3 and ensure that the two moving blocks 10 move on the two transverse rods 4, four rolling wheels are used to enable the device to have a moving function, in this embodiment, preferably, four receiving blocks are fixedly mounted on the return-shaped plate 3, the four receiving blocks are respectively rotatably connected with two ends of the two transverse rods 4, two transverse rods 4 are respectively provided with external threads with opposite rotating directions at two ends, two moving blocks 10 are provided with four mounting holes, inner threads are respectively arranged on inner walls of the four mounting holes, the internal threads are meshed with the external threads, and the bottom ends of the four vertical rods 11 are respectively and fixedly mounted with the rolling wheels.

In order to reinforce the installation stability of the first motor 8, provide an installation space for the butt joint pipe 22 and ensure the stability of the butt joint pipe 22, in this embodiment, preferably, a supporting block is fixedly installed on the U-shaped block 7, the supporting block is fixedly connected with the first motor 8, an installation groove is formed in the bottom of the long connecting rod 18, two rectangular blocks are fixedly installed on the inner wall of the top of the installation groove, and the two rectangular blocks are fixedly connected with the butt joint pipe 22.

In order to restrict the motion range of long connecting rod 18, install the tractive rope, play the effect of support to long connecting rod 18, improve long connecting rod 18's stability, in this embodiment, preferably, two fixed mounting has same gag lever post, two between the welding piece 15 fixed mounting has same arc piece between the welding piece 15, long connecting rod 18's top fixed mounting has first connecing even piece, first connecing even fixed mounting has the tractive rope on the piece, the tractive rope is kept away from first one of connecing even piece and is served fixed mounting and connect even piece of second, the second connects even piece and hold one side fixed connection of putting case 2.

When the humic acid water-soluble fertilizer is required to be sprayed on a tobacco field, firstly, the spraying equipment is adjusted according to the width between ridges in the tobacco field, two rolling wheels at the bottom of the equipment are ensured to be correspondingly matched with the two ridges correspondingly, the four rolling wheels are positioned in the two ridges, the distance between the rolling wheels at two sides is corresponding to the distance between the two ridges correspondingly, the rolling wheels are prevented from exceeding the range of the ridges, during operation, the placing plate 1 is supported by four jacks to lift the four rolling wheels off the ground, then the first motor 8 is started, the output shaft of the first motor 8 drives the bevel gear 9 fixedly connected with the first motor to rotate, the corresponding transverse rod 4 is driven to rotate under the coordination of the two bevel gears 9, the transverse rod 4 drives the two corresponding belt pulleys 5, under the coordination action of the four belt pulleys 5 and the two belt pulleys 6, the two transverse rods 4 are enabled to synchronously rotate, when the two transverse rods 4 rotate, the two moving blocks 10 move on the two transverse rods 4 in a approaching or evasive manner under the action of the threads, the two moving blocks 10 move and simultaneously drive the four vertical rods 11 to move synchronously, so that the positions of the four rolling wheels are adjusted, the rolling wheels on the two sides are adjusted to a distance matched with the ridges, the adjustment of the first motor 8 can be stopped, then the fertilizing equipment is moved, the four rolling wheels move in the corresponding two ridges to prevent the rolling wheels from pressing down the parts outside the ridges, then the second motor 20 on the left side is started, the output shaft of the second motor 20 drives the rotating rod 19 fixedly connected with the second motor to rotate clockwise, the rotating rod 19 drives the circular gear 21, the circular gear 21 drives the notch gear 17 to rotate on the rotating rod 16, and the long connecting rod 18 is driven to rotate anticlockwise when the notch gear 17 rotates, the long connecting rods 18 move and simultaneously drive the pulling ropes to gradually extend until the pulling ropes extend to the limit positions, the corresponding second motors 20 can be stopped, at the moment, the long connecting rods 18 are in a horizontal state, then the long connecting rods 18 on the other side are adjusted by the same operation method, after the two long connecting rods 18 are adjusted to extend, the two water pumps 12 are started, the two water pumps 12 transmit the humic acid water-soluble fertilizer prepared in advance in the storage box 2 to the two corrugated pipes 14 through the two communicating pipes 13, the humic acid water-soluble fertilizer is injected into the two abutting pipes 22 through the two corrugated pipes 14, and finally the humic acid water-soluble fertilizer is sprayed outwards by the plurality of spray heads 23 to complete uniform spraying.

Compared with the prior art, the special seedling protection and fertilization device for the humic acid water-soluble fertilizer in the tobacco field has the following beneficial effects:

thereby can adjust the distance between the roll wheel of bottom both sides through the drive of first motor 8, make things convenient for the roll wheel to adapt to the interval on tobacco field ridge, prevent that the roll wheel from rolling the tobacco leaf production to form the protection to the tobacco seedling, reduce the damage of tobacco seedling, the scope that sprays can be increased in being suitable for of two long connecting rods 18, improves the efficiency that sprays, receive and expand it when spraying the work completion simultaneously, prevent occupation space.

Second embodiment:

based on the special seedling fertilizer injection unit that protects of the first embodiment of this application provides water-soluble fertile special seedling fertilizer injection unit of tobacco field humic acid, the second embodiment of this application provides another kind of water-soluble fertile special seedling fertilizer injection unit that protects of tobacco field humic acid. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

The second embodiment of the present invention will be further described with reference to the drawings and the following description.

Referring to fig. 4 and fig. 5, the second embodiment of the present invention further includes: two fixing blocks 24, two fixing blocks 24 are respectively and fixedly installed on two sides of the storage box 2, two longitudinal rods 25 mentioned below are rotatably installed, longitudinal rods 25 are rotatably installed on the two fixing blocks 24, a shifting block 26 mentioned below is installed and driven to move, the top ends of the two longitudinal rods 25 are respectively and rotatably connected with the corresponding second connecting blocks, the shifting blocks 26 are respectively and threadedly installed on the two longitudinal rods 25, the position of a sleeving block 29 mentioned below is adjusted, two side blocks 27 are respectively and fixedly installed on two sides of the storage box 2 and used for installing two shifting rods 28 mentioned below, two shifting rods 28 are slidably installed between the four side blocks 27 to limit the movement range of the two shifting blocks 26, and the two shifting rods 28 are respectively and fixedly connected with the corresponding shifting blocks 26, the two adjusting blocks 26 are rotatably provided with sleeving blocks 29, and the two sleeving blocks 29 are respectively sleeved on the corresponding traction ropes in a sliding manner to retract the traction ropes.

In order to provide a movable space for the moving rods 28 and ensure a rotating connection relationship between the sleeving block 29 and the adjusting block 26, in this embodiment, preferably, four side blocks 27 are all provided with longitudinal grooves, two moving rods 28 are in sliding contact with inner walls of the four longitudinal grooves respectively, two adjusting blocks 26 are all provided with transfer grooves, two transfer grooves are fixedly provided with butt-joint rods, and the two butt-joint rods are respectively rotatably connected with the corresponding sleeving blocks 29.

The working principle and the using process of the utility model are as follows: the two pulling ropes are used for supporting the two long connecting rods 18 to improve the stability of the long connecting rods 18, after the two long connecting rods 18 are folded and unfolded, the two pulling ropes are hung on two sides of the storage box 2, in order to arrange and limit the two pulling ropes, during operation, the longitudinal rod 25 is rotated, the longitudinal rod 25 is influenced by threads and is limited by the matching of the two side blocks 27 and the moving rod 28 when rotated, the adjusting and moving block 26 is driven to move downwards on the longitudinal rod 25, the moving rod 28 is driven to slide between the two longitudinal grooves when the adjusting and moving block 26 moves, the sheathing block 29 is driven while the adjusting and moving block 26 moves, the corresponding pulling ropes are in sliding contact during the moving process of the sheathing block 29, the originally hung pulling ropes are folded and straightened, then the adjustment of the longitudinal rod 25 can be stopped, and then the other pulling rope is processed by the same operation method, the two traction ropes can be folded and unfolded.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (7)

1. The utility model provides a special seedling fertilizer injection unit that protects of water-soluble fertile of tobacco field humic acid which characterized in that includes:

placing a plate;

the storage box is fixedly arranged at the top of the placing plate;

the return plate is fixedly arranged at the bottom of the placing plate;

the two transverse rods are rotatably arranged on the return plate;

the four belt pulleys are respectively fixedly sleeved on the two transverse rods;

the two belts are fixedly sleeved among the four belt pulleys respectively;

the U-shaped block is fixedly arranged at the bottom of the return plate;

the first motor is fixedly arranged on the U-shaped block;

the two conical gears are fixedly arranged on an output shaft of the first motor and the corresponding transverse rod respectively, and are meshed with each other;

the two moving blocks are both installed on the two transverse rods in a threaded mode;

the four vertical rods are fixedly arranged at the bottoms of the two moving blocks respectively;

the two water pumps are fixedly arranged on the mounting plate;

the two communicating pipes are fixedly arranged on the water inlets of the corresponding water pumps respectively, and one ends of the two communicating pipes, which are far away from the water pumps, extend into the storage and release box;

two spraying mechanism, two spraying mechanism all installs on the mounting plate.

2. The special seedling protection and fertilizer application device for humic acid water-soluble fertilizer in tobacco field as claimed in claim 1, wherein the spraying mechanism comprises a corrugated pipe, two welding blocks, a rotating link, a notched gear, a long link, a rotating rod, a second motor, a circular gear, a butt pipe and a plurality of spray heads, the corrugated pipe is fixedly mounted on the corresponding water outlet of the water pump, the two welding blocks are both fixedly mounted on a mounting plate, the rotating link is rotatably mounted between the two welding blocks, the notched gear is fixedly sleeved on the rotating link, the long link is fixedly mounted on the notched gear, the rotating rod is rotatably mounted between the two welding blocks, the second motor is fixedly mounted on one side of the corresponding welding block, the output shaft of the second motor is fixedly connected with one end of the rotating rod, the circular gear is fixedly sleeved on the rotating rod, the circular gear is meshed with the notch gear, the butt joint pipe is fixedly installed at the bottom of the long connecting rod, one end of the butt joint pipe is communicated with the corrugated pipe, and the spray heads are fixedly installed on the butt joint pipe.

3. The special seedling protection and fertilizer application device for the tobacco field humic acid water-soluble fertilizer as claimed in claim 1, wherein the return plate is fixedly provided with four receiving blocks, the four receiving blocks are respectively and rotatably connected with two ends of the two transverse rods, the two transverse rods are respectively provided with external threads with opposite rotating directions at two ends, the two moving blocks are respectively provided with four mounting holes, the inner walls of the four mounting holes are respectively provided with internal threads, the internal threads are meshed with the external threads, and the bottom ends of the four vertical rods are respectively and fixedly provided with rolling wheels.

4. The special seedling protection and fertilization device for the tobacco field humic acid water-soluble fertilizer as claimed in claim 2, wherein a support block is fixedly mounted on the U-shaped block, the support block is fixedly connected with a first motor, a mounting groove is formed in the bottom of the long connecting rod, two rectangular blocks are fixedly mounted on the inner wall of the top of the mounting groove, and the two rectangular blocks are fixedly connected with the butt joint pipe.

5. The special seedling protection and fertilization device for the water-soluble fertilizer of humic acid in tobacco fields as claimed in claim 2, wherein two fixed mounting has the same limiting rod between the welding blocks, two fixed mounting has the same arc-shaped block between the welding blocks, the top fixed mounting of the long connecting rod has the first connecting block, the first connecting block is fixedly mounted with a pulling rope, the pulling rope is far away from the first connecting block, one end of the first connecting block is fixedly mounted with the second connecting block, and the second connecting block is fixedly connected with one side of the storage and release box.

6. The special seedling protection and fertilization device for the tobacco field humic acid water-soluble fertilizer as claimed in claim 5, wherein fixed blocks are fixedly mounted on two sides of the storage box, longitudinal rods are rotatably mounted on two of the fixed blocks, the top ends of the two longitudinal rods are rotatably connected with the corresponding second connecting blocks respectively, adjusting blocks are threadedly mounted on the two longitudinal rods respectively, two side blocks are fixedly mounted on two sides of the storage box respectively, two moving rods are slidably mounted between the four side blocks and fixedly connected with the corresponding adjusting blocks respectively, sleeving blocks are rotatably mounted on the two adjusting blocks respectively, and the two sleeving blocks are slidably sleeved on the corresponding pulling ropes respectively.

7. The special seedling protection and fertilization device for the tobacco field humic acid water-soluble fertilizer as claimed in claim 6, wherein longitudinal grooves are formed in the four side blocks, the two moving rods are in sliding contact with inner walls of the four longitudinal grooves respectively, transfer grooves are formed in the two transfer blocks, butt-joint rods are fixedly mounted in the two transfer grooves, and the two butt-joint rods are rotatably connected with the corresponding sleeving blocks respectively.

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