CN114679985A

CN114679985A - Seedling raising device for gravel soil

Info

Publication number: CN114679985A
Application number: CN202011562845.1A
Authority: CN
Inventors: 刘强
Original assignee: Changde Taohuayuan Xianda Agricultural Development Co ltd
Current assignee: Changde Taohuayuan Xianda Agricultural Development Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2022-07-01

Abstract

The invention relates to the technical field of soil seedling culture, which comprises a culture layer and a real-time illumination protection device, wherein a seedling rod is movably connected to the upper surface of the culture layer, a seedling head is fixedly connected to the upper surface of the seedling rod, the real-time illumination protection device is arranged above the culture layer and comprises a protection cover, a protection barrel is fixedly connected to the lower surface of the protection cover, an opening and closing block is slidably connected to the inner wall of the protection cover and is arranged in a triangular shape, sensing blocks are fixedly connected to the upper surface of the protection cover, the number of the sensing blocks is six and are arranged in a circumferential array, a real-time monitoring processing device is arranged below the protection cover and comprises a monitoring block. The invention is convenient for providing proper nutrients, moisture and light when the sapling is cultivated in a gravel environment, improves the survival rate of the sapling and is easy to transplant in the same gravel environment.

Description

Seedling raising device for gravel soil

Technical Field

The invention relates to the technical field of soil seedling culture, in particular to a seedling culture device for gravel soil.

Background

Land desertification in China is one of the main factors causing ecological environment deterioration, gravel soil corrodes our living environment, gravel control is implemented, and green home is saved.

In the current treatment scheme, the method of concentrated seedling raising and gravel soil layer replanting in the experimental field is mainly adopted for planting and desertification treatment, but the scheme can cause the experimental sapling to be in the greenhouse environment for a long time and has weaker vitality, the seedlings are easy to die in the transplanting process, and after part of the seedlings are successfully transplanted, the seedlings are not suitable for the gravel soil environment, the growth survival rate is very low, and the desertification is not easy to be quickly and effectively treated, so the desertification treatment is carried out by directly cultivating the seedlings in the gravel, but the gravel is in a severe environment, the sunshine time is long, the sapling is easily sunburned in a high-temperature and high-heat environment, in the cultivation process, the gravel has low water locking capacity, the sapling is easy to lose water and nutrients, so that the sapling is dead, therefore, there is a need for a cultivation nursery for the forestry improvement of gravel soil having a suitable illumination and water nutrient supply device, and it is therefore highly desirable to design a seedling raising device for gravel soil to solve the above problems.

Disclosure of Invention

The invention aims to provide a seedling raising device for gravel soil, which aims to solve the problems that when a seedling is raised in a gravel environment, the seedling is easy to lose moisture and nutrients and is easy to be sunburned to die.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a device of growing seedlings for gravel soil, is including cultivating layer and real-time illumination protector, the upper surface swing joint who cultivates the layer has a seedling pole, the last fixed surface of seedling pole is connected with the seedling head, real-time illumination protector is located the top setting of cultivating the layer, real-time illumination protector includes the protective cover, the lower fixed surface of protective cover is connected with a protective cylinder, the inner wall sliding connection of protective cover has the piece of opening and shutting, the piece of opening and shutting is "triangle" shape setting, the last fixed surface of protective cover is connected with the response piece, the quantity of response piece is six and is the setting of circumference array.

Preferably, a real-time monitoring processing device is arranged below the protective cover and comprises a monitoring block, the upper surface of the monitoring block is fixedly connected with the lower surface of the protective cover, the upper surface of the cultivation layer is fixedly connected with a slide rail, the surface of the slide rail is slidably connected with a slide block, the number of the slide blocks is two, the upper surface of the slide block is fixedly connected with a connecting block, the inner wall of the connecting block is rotatably connected with a rotating block, one side of the rotating block, which is far away from the connecting block, is fixedly connected with a telescopic rod, one side of the telescopic rod, which is far away from the rotating block, is fixedly connected with a positioning block, the lower surface of the positioning block is fixedly connected with a control block, the inner wall of the control block is rotatably connected with two clamping blocks, the number of the clamping blocks is two, the clamping heads are arranged in a mirror image manner, one side of the two clamping blocks, which are close to each other, and the number of the clamping heads is two, and one sides of the two clamping heads, which are close to each other, are abutted, and a limiting block is fixedly connected to the surface of the sliding rail.

Preferably, the downside of cultivating the layer is provided with real-time moisture replenishing device, real-time moisture replenishing device includes the water tank, the water tank is located the below setting of cultivating the layer, the last fixed surface of water tank is connected with the intercommunication piece, the fixed surface of intercommunication piece is connected with the connecting rod, the quantity of connecting rod is four and is the setting of circumference array.

Preferably, the last fixed surface of connecting rod is connected with the connecting rod, the quantity of connecting rod is four, the fixed surface of connecting rod is connected with the fixed block, the fixed block is located the top setting of cultivating the layer, the fixed surface of fixed block is connected with the water spray rod, the one end fixedly connected with water spray piece that the fixed block was kept away from to the water spray rod.

Preferably, the fixed surface of water tank is connected with the oral siphon, the oral siphon is "L" font setting, the one end fixedly connected with switch board of water tank is kept away from to the oral siphon, the inner wall fixedly connected with water supply motor of switch board, water supply motor's top is provided with the motor of raising, the inner wall fixed connection of the motor of raising and switch board, the switch board is close to one side fixed surface of water tank and is connected with into the pipe of raising, it is connected with cultivation layer fixed connection to go into to raise the pipe, the water receiving hole has been seted up on the surface of protective cover.

Preferably, the top of cultivating the layer is provided with high survival rate and transplants the device, high survival rate transplants the device including dress mud bag, the top of dress mud bag is provided with the movable block, the surperficial swing joint of movable block has the lid of drawing, the quantity of drawing the lid is four and is two sets of mirror image settings, the last fixed surface of dress mud bag is connected with the bag handle, the bag sets up the outside that is located the seedling pole, the fixed surface of movable block is connected with the spacing ring, the spacing ring offsets with the surface of bag handle, the intercommunicating pore has been seted up on the surface of drawing the lid, the infiltration hole has been seted up on the surface of dress mud bag, the jack has been seted up on the surface of seedling pole, the movable block passes through the inner wall sliding connection of jack and seedling pole.

Compared with the prior art, the invention has the beneficial effects that: this be used for gravel soil with device of growing seedlings is convenient for when the sapling is cultivated to the gravel environment, gives suitable nutrient, moisture and suitable illumination, improves the sapling survival rate, and easily transplants in equal gravel environment.

(1) Through setting up real time monitoring processing apparatus, the below of protective cover is provided with the control piece, can observe the inside sapling of nursery in real time and grow up developments, when observing that individual sapling has the problem, can pass through the slider back-and-forth movement that slides, the accurate sapling that finds the problem, through the chuck clamp, hand over the sapling to centralized processing area, again clamp new sapling and put into, real time monitoring and automatic processing and the sapling that updates the problem, guarantee that the sapling that cultivates in the nursery is all in healthy state and healthy and strong growth, avoid the sapling to die, but still stay in the nursery, waste cultivation resources.

(2) Through setting up real-time moisture supply device, the rainwater drips to the protective cover on, can pass through the water receiving hole, flow in the connecting rod, it cultivates the layer to flow in from the connecting rod again, unnecessary water can flow in and cultivate the connecting rod of layer below, direct water tank, store the water source, prevent to supply moisture for the sapling in time in the season of less rain or not rainy season, and gravel environment unpredictable, when not raining for several months or even longer time, can connect the oral siphon through the water supply motor control external water source in the switch board and supply water for the sapling, under special condition, the sapling needs abundant nutrition time, also can be through the support motor in the switch board, control nutrient is supplied for sapling nutrient from the oral siphon, promote the quick healthy growth of sapling, effectual desertification of administration and control supply state, contrast the sapling that does not have this device, the survival rate can increase eighty percent.

(3) Through setting up real-time illumination protector, cultivate the nursery in the below of protective cover, the sapling in the nursery is in among the protection of protective tube, in the sapling growth process, the adverse circumstances of gravel can not influence the developmental state of sapling, the erosion of outside strong wind storm has been protected well, and in the clear weather, when solar illumination intensity is stronger, the response piece senses high fever high temperature after, the piece that opens and shuts can inwards polymerization, close the export on the protective cover, lead to not being influenced by high fever high temperature in the nursery, avoid evaporating a large amount of moisture, the nutrient, guarantee the required environmental requirement of sapling growth, when illumination intensity is suitable, the piece that opens and shuts opens the export on the protective cover, supply the required illumination of sapling, carry out photosynthesis, promote sapling growth and development, compare the sapling that does not have this device, the survival rate can increase seventy percent.

(4) Through setting up the high survival rate transplanting device, the root of sapling can be held and adorned in the dress mud bag, the infiltration hole has been seted up on dress mud bag surface, moisture with in the external earth that can be fine, the nutrient absorbs into, satisfy self development needs, in root development in-process, the root organ that increases gradually also can outwards be visited the root through the infiltration hole, root development accomplishes the back, dress mud bag makes for plant material, need not to take out, avoid taking out the operation of dress mud bag, and is more environmental protection, it is more practical convenient, also can let the better planting root of sapling in the soil layer, transplanting the sapling in-process, dress mud bag upwards holds up the sapling root and prevents earth and moisture, the nutrient excessively runs off, contrast traditional transplanting method, the survival rate can increase seventy five percent.

Drawings

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

FIG. 2 is a schematic illustration of the exploded view of FIG. 1 in accordance with the present invention;

FIG. 3 is a schematic view of the structure of the water spray bar of FIG. 2 according to the present invention;

FIG. 4 is a schematic bottom view of FIG. 3 according to the present invention;

FIG. 5 is a schematic structural view of the opening and closing block of FIG. 1 according to the present invention;

FIG. 6 is a schematic view of the slider of FIG. 2 according to the present invention;

FIG. 7 is a schematic view of the high survival rate graft device of FIG. 2 according to the present invention;

FIG. 8 is a schematic rear view of the structure of FIG. 7 according to the present invention.

In the figure: 1. a cultivation layer; 2. seedling stems; 3. seedling heads; 4. a real-time illumination protection device; 401. a protective cover; 402. a protective cylinder; 403. opening and closing blocks; 404. an induction block; 5. monitoring the processing device in real time; 501. a monitoring block; 502. a slide rail; 503. a slider; 504. connecting blocks; 505. rotating the block; 506. a telescopic rod; 507. positioning blocks; 508. a control block; 509. a clamping block; 510. a chuck; 511. a limiting block; 6. a real-time nutrient and water supply device; 601. a water tank; 602. a communicating block; 603. a communication rod; 604. a connecting rod; 605. a fixed block; 606. A water spray bar; 607. spraying water blocks; 608. a water inlet pipe; 609. a control cabinet; 610. a water supply motor; 611. a feeding motor; 612. feeding into a culture tube; 613. a water receiving hole; 7. a high survival rate transplantation device; 701. filling a mud bag; 702. a movable block; 703. a drawing cover; 704. a bag handle; 705. a limiting ring; 706. a communicating hole; 707. a penetration hole; 708. and (7) inserting the jack.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, an embodiment of the present invention: the utility model provides a be used for gravel soil to grow seedlings device, includes and cultivates layer 1 and real-time illumination protector 4, cultivates the upper surface swing joint on layer 1 and has seedling pole 2, and the last fixed surface of seedling pole 2 is connected with the seedling head 3, and the aforesaid all is prior art, does not do too much here and describes.

Real-time illumination protector 4 is located the top setting of cultivating layer 1, and real-time illumination protector 4 includes protective cover 401, and protective cover 401's lower fixed surface is connected with a protective cylinder 402, and protective cover 401's inner wall sliding connection has the piece 403 that opens and shuts, and the piece 403 that opens and shuts is "triangle" shape setting, and protective cover 401's last fixed surface is connected with response piece 404, and the quantity of response piece 404 is six and is the setting of circumference array.

Further, as shown in fig. 5, a real-time monitoring processing device 5 is disposed below the protective cover 401, the real-time monitoring processing device 5 includes two monitoring blocks 501, an upper surface of the monitoring block 501 is fixedly connected to a lower surface of the protective cover 401, an upper surface of the cultivation layer 1 is fixedly connected to a slide rail 502, a surface of the slide rail 502 is slidably connected to a slide block 503, the number of the slide blocks 503 is two, an upper surface of the slide block 503 is fixedly connected to a connection block 504, an inner wall of the connection block 504 is rotatably connected to a rotation block 505, a side of the rotation block 505 away from the connection block 504 is fixedly connected to a telescopic rod 506, a side of the telescopic rod 506 away from the rotation block 505 is fixedly connected to a positioning block 507, a lower surface of the positioning block 507 is fixedly connected to a control block 508, an inner wall of the control block 508 is rotatably connected to a clamping block 509, the number of the clamping blocks 509 is two and is arranged in a mirror image, one side of the two clamping blocks 509 close to each other is fixedly connected to a clamping block 510, the number of the collets 510 is two, one sides of the two collets 510 close to each other are abutted, the surface of the slide rail 502 is fixedly connected with a limiting block 511, and the limiting block 511 limits the position of the slide block 503 to prevent the slide block 503 from sliding out of the slide rail 502.

Further, as shown in fig. 4, the downside of cultivating layer 1 is provided with real-time water supply device 6, real-time water supply device 6 includes water tank 601, water tank 601 is located the below setting of cultivating layer 1, the last fixed surface of water tank 601 is connected with intercommunication piece 602, the fixed surface of intercommunication piece 602 is connected with communicating rod 603, the quantity of communicating rod 603 is four and is the setting of circumference array, communicating rod 603 is four, make things convenient for the multi-angle, the from last water supply that carries on at no dead angle.

Further, as shown in fig. 4, the upper surface of the connecting rod 603 is fixedly connected with four connecting rods 604, the surface of each connecting rod 604 is fixedly connected with a fixing block 605, the fixing block 605 is arranged above the cultivation layer 1, the surface of the fixing block 605 is fixedly connected with a water spraying rod 606, one end of the water spraying rod 606, which is far away from the fixing block 605, is fixedly connected with a water spraying block 607, and the water spraying block 607 sprays water onto the seedling head 3 from above.

Further, as shown in fig. 4, an inlet pipe 608 is fixedly connected to the surface of the water tank 601, the inlet pipe 608 is arranged in an L shape, a control cabinet 609 is fixedly connected to one end of the inlet pipe 608 away from the water tank 601, a water supply motor 610 is fixedly connected to the inner wall of the control cabinet 609, a water supply motor 611 is arranged above the water supply motor 610, the water supply motor 611 is fixedly connected to the inner wall of the control cabinet 609, a water inlet pipe 612 is fixedly connected to the surface of one side of the control cabinet 609 close to the water tank 601, the water inlet pipe 612 is fixedly connected to the cultivation layer 1, a water receiving hole 613 is formed in the surface of the protection cover 401, and a part of rainwater can conveniently enter the protection cylinder 402 to moisten the cultivation layer 1.

Further, as shown in fig. 7, a high survival rate transplanting device 7 is arranged above the cultivation layer 1, the high survival rate transplanting device 7 comprises a mud bag 701, a movable block 702 is arranged above the mud bag 701, a drawing cover 703 is movably connected to the surface of the movable block 702, the number of the drawing covers 703 is four and is arranged in two mirror images, a bag handle 704 is fixedly connected to the upper surface of the mud bag 701, the bag handle 704 is arranged outside the seedling pole 2, a limit ring 705 is fixedly connected to the surface of the movable block 702, the limit ring 705 abuts against the surface of the bag handle 704, a communication hole 706 is formed in the surface of the drawing cover 703, a penetration hole 707 is formed in the surface of the mud bag 701, a jack 708 is formed in the surface of the seedling pole 2, the movable block 702 is slidably connected with the inner wall of the seedling pole 2 through the jack 708, the movable block 702 is movably connected in the seedling pole 2, the transplanting or the seedling pole 2 grows to a certain degree, the active block 702 may be detached.

The working principle is as follows: referring to fig. 3, 5 and 6, a monitoring block 501 is disposed under the protective cover 401, which can real-time observe the growth of the seedlings in the nursery, when it is observed that a problem exists in a particular seedling, the signal can be transmitted to the sliding block 503, the sliding block 503 can move back and forth via the sliding rail 502 after receiving the signal, the rotating direction of the rotating block 505 is controlled, the distance is confirmed by the telescopic rod 506, the seedling with problem is accurately found, the control block 508 and the device under the control block 508 fall, after the fall is completed, the control block 508 controls the clamp block 509 to open, the clamp 510 is driven to move to both sides, when the seedling is in the center of the clamp 510, the control block 508 controls the clamp block 509 to move inward, the clamp 510 is driven to move to one side close to each other until the seedling is clamped, the control block 508 and the device under the control block 508 are lifted, the sliding rail 502 of the sliding block 503 comes to the forefront, the seedling is handed to the centralized processing area, and putting new seedlings again, automatically processing and updating the problematic seedlings, and ensuring that the seedlings in the nursery are in a healthy state and thrive.

Referring to fig. 2, 3 and 5 again, when raining, rainwater drops on the protective cover 401, the protective cover 401 has a groove to guide water flow to the water receiving hole 613, rainwater flows into the connecting rod 604 through the water receiving hole 613, then flows into the cultivation layer 1 from the connecting rod 604, and excess water flows into the connecting rod 603 below the cultivation layer 1 until reaching the water tank 601 to store water, so as to prevent the sapling from being watered by the water source in the water tank 601 without water supply when the sapling is in shortage of water in the rainy season or the rainy season, and the environment of gravel is unpredictable, for example, when the sapling is not rained for several months or even longer, the water supply motor 610 in the control cabinet 609 can control the external water source to connect the water inlet pipe 608 to supply water to the sapling, so as to prevent the sapling from being dead due to lack of water, and when the sapling needs sufficient cultivation in a special state, the supply motor 611 in the control cabinet can be used, the nutrients are controlled to be supplied to the saplings from the feeding pipe 612, the fast and healthy growth of the saplings is promoted, the desertification is effectively treated, and the supply state is controlled.

Referring to fig. 1 again, a nursery garden is cultivated under a protective cover 401, a tree seedling in the nursery garden is positioned inside a protective cylinder 402, in the daily cultivation process, the harsh environment of gravel outside the protective cylinder 402 does not affect the growth state of the tree seedling, the erosion of strong wind and rainstorm outside is well protected, when the weather is clear and the sunlight intensity is strong, high heat is conducted to a sensing block 404 in due time, after the sensing block 404 senses the high heat, a signal is transmitted to an opening and closing block 403 in the middle of the protective cover 401, the opening and closing block 403 is polymerized inwards, an outlet on the protective cover 401 is closed, the influence of the high heat in the nursery garden is avoided, a large amount of moisture is prevented from evaporating, the environment required for the growth of the tree seedling is ensured, when the illumination intensity is appropriate, the signal is continuously conducted to the opening and closing block 403 opens an outlet on the protective cover 401, the illumination capacity required by the tree seedling is supplemented, and photosynthesis is performed, and (5) promoting the growth of the saplings.

Referring to fig. 7 and 8 again, the root of the sapling is held in the mud bag 701, the surface of the mud bag 701 is provided with a penetration hole 707, so that the nutrient in the outside soil can be well absorbed, the root can be extended out through the penetration hole 707 in the development process, the root of the sapling grows larger with time, the mud bag 701 is slowly opened outwards, the material made of the mud bag 701 has certain tension, the bag handle 704 with the limiting ring 705 faces to two sides to meet the requirement of expanding the root development, after the root development is completed, the mud bag 701 is made of plant material, the sapling does not need to be taken out after the root tying is completed, the operation of taking out the mud bag 701 is avoided, the environment is more environment-friendly, the sapling can be planted in the soil layer better, in the process of transplanting the sapling, the mud bag 701 lifts the root of the sapling upwards to prevent the soil from falling off, the movable block 702 can be clamped with the fixed bag handle 704 to ensure that the mud bag 701 below is stably installed, the drawing cover 703 is divided into four parts, each part is provided with a communication hole 706, external nutrients and moisture can be well sucked, the parts can be combined together in the whole process of transplantation to play a role in protection, after the transplantation is completed, the drawing cover 703 can be separated, the movable block 702 can be taken out and recycled, and compared with the traditional transplantation method, the survival rate can be improved to seventy-five percent.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a be used for gravel soil with device of growing seedlings, including cultivating layer (1) and real-time illumination protector (4), its characterized in that: cultivate the upper surface swing joint of layer (1) and have seedling pole (2), the last fixed surface who grows seedlings pole (2) is connected with seedling head (3), real-time illumination protector (4) are located the top setting of cultivating layer (1), real-time illumination protector (4) include protective cover (401), the lower fixed surface of protective cover (401) is connected with protective cylinder (402), the inner wall sliding connection of protective cover (401) has opening and shutting piece (403), opening and shutting piece (403) are "triangle" shape setting, the last fixed surface of protective cover (401) is connected with response piece (404), the quantity of response piece (404) is six and is the setting of circumference array.

2. A seedling raising apparatus for use in gravel soil as set forth in claim 1, wherein: the monitoring device comprises a protective cover (401), a real-time monitoring processing device (5) is arranged below the protective cover (401), the real-time monitoring processing device (5) comprises a monitoring block (501), the upper surface of the monitoring block (501) is fixedly connected with the lower surface of the protective cover (401), the upper surface of the cultivation layer (1) is fixedly connected with a sliding rail (502), the surface of the sliding rail (502) is slidably connected with a sliding block (503), the number of the sliding blocks (503) is two, the upper surface of the sliding block (503) is fixedly connected with a connecting block (504), the inner wall of the connecting block (504) is rotatably connected with a rotating block (505), one side of the rotating block (505), which is far away from the connecting block (504), is fixedly connected with a telescopic rod (506), one side of the telescopic rod (506), which is far away from the rotating block (505), is fixedly connected with a positioning block (507), and the lower surface of the positioning block (507) is fixedly connected with a control block (508), the inner wall of control piece (508) rotates and is connected with clamp splice (509), the quantity of clamp splice (509) is two and is the mirror image setting, two one side fixedly connected with chuck (510) that clamp splice (509) are close to each other, the quantity of chuck (510) is two, two one side that chuck (510) are close to each other offsets, the fixed surface of slide rail (502) is connected with stopper (511).

3. A seedling raising device for gravel soil according to claim 1, characterized in that: cultivate the downside on layer (1) and be provided with real-time moisture supply device (6), real-time moisture supply device (6) include water tank (601), water tank (601) are located the below setting of cultivating layer (1), the last fixed surface of water tank (601) is connected with intercommunication piece (602), the fixed surface of intercommunication piece (602) is connected with communicating rod (603), the quantity of communicating rod (603) is four and is the setting of circumference array.

4. A seedling raising device for gravel soil according to claim 3, characterized in that: the upper surface fixedly connected with connecting rod (604) of connecting rod (603), the quantity of connecting rod (604) is four, the fixed surface of connecting rod (604) is connected with fixed block (605), fixed block (605) are located the top setting of cultivating layer (1), the fixed surface of fixed block (605) is connected with water spray rod (606), the one end fixedly connected with water spray block (607) of fixed block (605) are kept away from in water spray rod (606).

5. A seedling raising device for gravel soil according to claim 3, characterized in that: the utility model discloses a water supply device, including water tank (601), intake pipe (608), one end fixedly connected with switch board (609) of water tank (601), the setting of "L" font is gone into in intake pipe (608), the one end fixedly connected with switch board (609) of water tank (601) is kept away from in intake pipe (608), the inner wall fixedly connected with water supply motor (610) of switch board (609), the top of water supply motor (610) is provided with and gives support motor (611), the inner wall fixed connection of support motor (611) and switch board (609), switch board (609) are close to one side fixed surface of water tank (601) and are connected with into support pipe (612), it supports pipe (612) and cultivates layer (1) fixed connection to go into, water receiving hole (613) has been seted up on the surface of protective cover (401).

6. A seedling raising device for gravel soil according to claim 1, characterized in that: the high-survival-rate transplanting device (7) is arranged above the breeding layer (1), the high-survival-rate transplanting device (7) comprises a mud containing bag (701), a movable block (702) is arranged above the mud containing bag (701), the surface of the movable block (702) is movably connected with a drawing cover (703), the drawing covers (703) are four in number and are arranged in two groups of mirror images, the upper surface of the mud containing bag (701) is fixedly connected with a bag handle (704), the bag handle (704) is arranged outside the seedling rod (2), the surface of the movable block (702) is fixedly connected with a limiting ring (705), the limiting ring (705) abuts against the surface of the bag handle (704), a communicating hole (706) is formed in the surface of the drawing cover (703), a penetration hole (707) is formed in the surface of the mud containing bag (701), and a jack (708) is formed in the surface of the seedling rod (2), the movable block (702) is connected with the inner wall of the seedling pole (2) in a sliding way through a jack (708).