CN210959452U - Simple fertilizer applying device for tobacco roots - Google Patents

Abstract

The utility model provides a simple fertilizing device for tobacco roots, which comprises a water guide pipe, a transmission part, a first valve and a second valve; the water guide pipe comprises a feeding port positioned at the upper end of the water guide pipe, a discharging port positioned at the lower end of the water guide pipe and a strip-shaped hole arranged at the upper part of the pipe wall of the water guide pipe; the strip-shaped hole comprises a first position positioning hole positioned at the lower end of the strip-shaped hole and a second position positioning hole positioned at the upper end of the strip-shaped hole; the transmission part comprises a connecting rod arranged in the water guide pipe and a positioning component fixedly connected with the connecting rod; the first valve comprises a valve seat arranged on the inner wall of the water guide pipe and a valve plug matched with the valve seat; the second valve comprises a drill bit which is arranged at the lower end of the connecting rod and matched with the discharge hole. Compared with the prior art, the utility model discloses simple and easy fertilizer injection unit in tobacco root can lay the holistic prerequisite of plastic film under the ground and give fertile to the tobacco root not destroying, and easy operation is convenient, can realize one-hand operation, and work efficiency is high, and the device is light, and simple structure is ingenious, easily takes, and the cost is low.

Description

Simple fertilizer applying device for tobacco roots

Technical Field

The utility model relates to a fertilizer application machinery especially relates to a device that can fertilize to tobacco root.

Background

The fertilization mode of tobacco mainly comprises: generally, before and in the middle stage of tobacco growth, in a wet tobacco area with rainfall larger than evaporation capacity, the fertilization depth of flue-cured tobacco and burley tobacco is controlled to be about 10-12 cm; in the early growth period of tobacco and in a dry tobacco area in a vigorous and long period, the fertilizing depth is about 15-17 cm generally, and the fertilizer is in a relatively humid soil layer as much as possible; the fertilizing depth of sandy soil with poor fertilizer retention capacity is generally about 10 cm; the tobacco area cultivated by mulching film is preferably fertilized with the depth of about 15 cm; or a layered fertilization method is adopted, a small amount of fertilizer is applied in a shallow mode to be used when the root system of the tobacco plant is not developed in the early growth stage, and a large amount of fertilizer is applied in a deep mode to prevent movement loss to be used when the tobacco plant enters a vigorous growth stage; the fertilizing depth of the aromatic tobacco is controlled to be about 10 cm. No matter which fertilization method is adopted, the fertilizer is in a soil layer with dense root growth of the tobacco plants so as to be effectively absorbed and utilized by the tobacco plants.

With the popularization and application of the plastic film mulching cultivation in tobacco production, how to fertilize the root layer of the tobacco on the premise of not damaging the whole mulching film is a problem which is urgently needed to be solved at present.

In the prior art, a root fertilizing device aiming at tobacco is lacked, the root fertilizing device suitable for other plants is heavy in size or complex in structure, complex in operation and low in working efficiency, fertilizer waste is caused due to the fact that water flow cannot be controlled in gaps of continuous fertilization, and the condition of root fertilization can not be met on the premise that a mulching film is not damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming prior art's defect, providing one kind can fertilize to the tobacco root, and does not destroy the holistic fertilizer injection unit of plastic film that the soil top layer was laid.

In order to achieve the above object, the utility model provides a simple and easy fertilizer injection unit of tobacco root, include:

the water guide pipe comprises a feeding port positioned at the upper end, a discharging port positioned at the lower end and a strip-shaped hole vertically formed in the upper part of the pipe wall of the water guide pipe; the strip-shaped hole comprises a first position positioning hole positioned at the lower end of the strip-shaped hole and a second position positioning hole positioned at the upper end of the strip-shaped hole;

the transmission component comprises a connecting rod movably arranged in the water guide pipe and a positioning component fixedly connected with the connecting rod; the positioning assembly comprises a locking rod fixedly connected to the top end of the connecting rod, a first handle movably sleeved with the locking rod and matched with the first position positioning hole through sliding in the strip-shaped hole, and a locking assembly arranged on the locking rod and locking the first handle and the locking rod;

the first valve comprises a valve plug arranged at the upper end of the locking rod and a valve seat fixedly arranged on the inner wall of the water guide pipe and matched with the valve plug;

and the second valve comprises a drill bit which is arranged at the lower end of the connecting rod and matched with the discharge hole.

Preferably, the strip-shaped hole further comprises a strip-shaped portion between the first position positioning hole and the second position positioning hole, and the width of the strip-shaped portion is smaller than the diameter of the first handle and larger than the diameter of the portion, sleeved on the locking rod, of the first handle.

Preferably, the positioning assembly further comprises a locking hole formed in the first handle and matched with the locking assembly.

Preferably, the locking assembly includes two grooves sequentially disposed at two ends of the locking rod along a horizontal direction, an elastic member respectively disposed in the two grooves, and a protrusion fixedly connected to one end of the elastic member, and one end of the elastic member away from the protrusion is fixedly connected to the bottom of the groove; the lug can movably pass through the opening of the groove, and the lug is matched with the locking hole.

Preferably, the positioning assembly further comprises a sliding support disposed on the locking lever and symmetrically disposed with respect to the protrusion.

Preferably, the center of the valve seat forms a blanking hole matched with the valve plug.

Preferably, the lower part of the drill bit is a cone with the cross section diameter gradually reduced, and the conical surface of the cone matched with the discharge hole is a first conical surface; the inner side of the discharge hole is provided with a second conical surface matched with the first conical surface.

Preferably, the second valve further comprises a seal disposed on the second tapered surface for engaging the drill bit.

Preferably, a second handle is further arranged on the outer wall of the water guide pipe, and the second handle is located above the strip-shaped hole.

Preferably, the feeding port is further provided with a third valve.

Therefore, the water guide pipe is inserted into a position at a required depth beside a tobacco plant, and the fertilizer in the water guide pipe can be quantitatively conveyed to the discharge port of the water guide pipe through the matching of the transmission component and the valve component, so that the aim of fertilizing the root of the tobacco can be fulfilled.

Because above-mentioned technical scheme's application compares in prior art, the utility model provides a simple and easy fertilizer injection unit of tobacco root's beneficial effect as follows:

1. the root fertilization can be realized on the premise of not damaging the whole paved mulching film;

2. the water and fertilizer can be stopped from flowing out without additionally arranging a switch between two times of application, the structure is ingenious, and unnecessary waste is avoided;

3. the operation is simple and convenient, the one-hand operation can be realized, and the working efficiency is high;

4. the device is light, easy to take, simple in structure and low in cost;

5. can realize quantitative water supply.

Drawings

FIG. 1 is a perspective view of the simple fertilizer applicator for tobacco roots of the present invention in a first position;

FIG. 2 is a front view of the simple fertilizer applicator for tobacco roots of the present invention in a first position;

FIG. 3 is a perspective view of the simple fertilizer applicator for tobacco roots of the present invention in a second position;

FIG. 4 is a front view of the simple fertilizer applicator for tobacco roots of the present invention in a second position;

FIG. 5 is an enlarged view taken at A in FIG. 1;

FIG. 6 is an enlarged view at B in FIG. 3;

FIG. 7 is an enlarged view at C of FIG. 1;

fig. 8 is a perspective view of the first valve of the simple fertilizer distributor for tobacco roots of the present invention.

In the drawings: 1-a water guide pipe, 101-a strip-shaped hole, 102-a second handle, 103-a first position positioning hole, 104-a second position positioning hole, 2-a feeding port, 3-a discharging port, 301-a second conical surface, 401-a valve seat, 402-a valve plug, 5-a drill bit, 501-a first conical surface, 601-a locking rod, 602-a bump, 603-an elastic part, 604-a groove, 605-a sliding support part, 606-a first handle, 607-a locking hole, 7-a connecting rod, 8-a sealing part, 9-a valve handle, 10-a closing part and 11-a feeding valve seat.

Detailed Description

Embodiments of the present invention are further described below with reference to the accompanying drawings.

Example one

Referring to fig. 1 to 8, the utility model provides a simple fertilizer applicator for tobacco roots, which mainly comprises a water guide pipe 1, wherein a feeding opening 2 is arranged at an opening above the water guide pipe 1, and a third valve is arranged on the feeding opening 2 to control whether the whole device starts to work; a valve seat 401 is arranged on the inner wall of the water guide pipe 1 and below the feeding port 2, and a discharging hole matched with the valve plug 402 is formed in the center of the valve seat 401 to control the inflow of fluid entering the water guide pipe 1; a strip-shaped hole 101 is further formed in the upper portion of the water conduit 1, the strip-shaped hole 101 includes a first position positioning hole 103 located at the lower end of the strip-shaped hole 101 and a second position positioning hole 104 located at the upper end of the strip-shaped hole 101, in this embodiment, the two positioning holes are circular and matched with the first handle 606, and in other embodiments, the shapes of the positioning holes can be configured according to different shapes of the first handle 606; a second handle 102 is provided above the strip-shaped hole 101. A transmission component is movably arranged in the water guide pipe 1 and comprises a connecting rod 7 movably arranged in the water guide pipe 1 and a positioning component fixedly connected with the connecting rod 7; the positioning assembly comprises a locking rod 601 fixedly connected to the top end of the connecting rod 7, a first handle 606 movably sleeved with the locking rod 601 and matched with the first position positioning hole 103 through sliding in the strip-shaped hole 101, a locking assembly arranged at two ends of the locking rod 601 and used for locking the first handle 606 with the locking rod 601, and a locking hole 607 formed in the first handle 606 and matched with the locking assembly.

In this embodiment, the valve plug 402 is a circular truncated cone with a gradually enlarged cross-sectional diameter, and in other embodiments, it may be configured in other shapes that can cooperate with the valve seat 401 to block water flow; in this embodiment, the discharge hole at the center of the valve seat 401 is a cylindrical through hole, and in other embodiments, may be configured in other shapes capable of cooperating with the valve plug 402.

In this embodiment, the third valve is a ball valve switch, and includes a closing member 10 which is spherical and has a central through hole, a feeding valve seat 11 which is fixedly connected to the feeding port 2 and is matched with the closing member 10, and a valve handle 9 which is fixedly connected to the closing member 10 and rotatably penetrates through the wall of the water conduit 1; when the valve handle 9 is rotated to enable the central through hole of the closing member 10 to be communicated with the central through hole of the feeding valve seat 11, the third valve is in an open state; at the moment, when the valve handle 9 is rotated by 90 degrees clockwise or anticlockwise, the third valve is in a closed state; in other embodiments, the third valve may be another valve switch capable of controlling water flow.

The locking assembly comprises 2 grooves 604 arranged in the locking rod 601 in sequence along the horizontal direction, an elastic member 603 arranged in the grooves 604, a bump 602 fixedly connected to one end of the elastic member 603, and a sliding support 605 arranged on the locking rod 601 and positioned at the back of the grooves 604 and symmetrically arranged with the bump 602; one end of the elastic element 603, which is far away from the bump 602, is fixedly connected to the bottom of the groove 604, and the return force of the elastic element 603 enables the bump 602 to keep an upward movement trend when being pressed down; an opening that mates with the locking hole 607 and is movable through the recess 604; in this embodiment, the portion of the protrusion 602 close to the elastic element 603 is cylindrical, the portion matching with the locking hole 607 is hemispherical, and the bottom area of the hemispherical portion is equal to the bottom area of the cylindrical portion; the protrusion 602 may have other shapes that can cooperate with the recess 604 and the locking hole 607 in other embodiments; in this embodiment, the sliding support 605 has a hemispherical shape and is supported between the first handle 606 and the locking lever 601 for reducing frictional resistance when the first handle 606 is in sliding contact with the locking lever 601 in the horizontal direction.

The bar-shaped hole 101 further includes a bar-shaped portion between the first position positioning hole 103 and the second position positioning hole 104, a width of a middle bar-shaped portion of the bar-shaped hole 101 is smaller than a diameter of the first handle 606 and larger than a diameter of the locking lever 601, and a diameter of a portion where the first handle 606 is sleeved with the locking lever 601 is smaller than the width of the middle bar-shaped portion of the bar-shaped hole 101. The first handle 606 is movably inserted into the strip-shaped hole 101, and the first position positioning hole 103 and the second position positioning hole 104 at two ends of the strip-shaped hole 101 can be matched with the first handle 606; when the first handle 606 is located in the positioning holes at both ends of the bar-shaped hole 101, the movement of the first handle 606 in the vertical direction is restricted, and the determination of the relative position of the first handle 606 in the vertical direction is achieved by the cooperation between the first handle 606 and the elastic member 603, the projection 602, the groove 604, the sliding support 605, and the locking lever 601 in the horizontal direction.

In this embodiment, the elastic element 603 is a spring, and in other embodiments, the elastic element 603 may be an elastic sheet or other elements capable of achieving elastic return.

A connecting rod 7 is fixedly connected to the lower end of the locking rod 601, a drill bit 5 is fixedly connected to the other end of the connecting rod 7, and the drill bit 5 is connected with the first handle 606 through the connecting rod 7, the locking component and the locking rod 601 to realize transmission; the valve plug 402 is disposed at the upper end of the locking rod 601.

The lower part of the drill bit 5 is a cone with the cross section diameter gradually reduced so as to reduce the pressure intensity during soil drilling, save labor during soil drilling and reduce the damage to the laid mulching film; the drill bit 5 is matched with the discharge hole 3 at the lower opening of the water guide pipe 1, and the conical surface of the cone matched with the discharge hole 3 is a first conical surface 501; the inner side of the discharge hole 3 is provided with a second conical surface 301 matched with the first conical surface 501; the second taper surface 301 of the discharge port 3 is further provided with a sealing member 8 cooperating with the drill bit 5 to achieve complete sealing during cooperation so as to block water flow.

In the present embodiment, the two first handles 606 and the two second handles 102 are symmetrically disposed at the same cross section of the water guiding pipe 1, and the cross section is the maximum cross section; the strip-shaped hole 101 is provided at a cross section perpendicular to the maximum cross section.

In this embodiment, when the first handle 606 is located at the first position positioning hole 103, the simple fertilizer applying device for tobacco roots of the present invention is in the first position state; when the first handle 606 is located the second position locating hole 104, the utility model discloses simple and easy fertilizer injection unit of tobacco root is in the second position state.

The working principle is as follows: before the operation is started, the third valve is in a closed state, the device is in a first position state, at the moment, the first handle 606 is pressed towards the center of the water guide pipe 1, so that the locking hole 607 is matched with the lug 602 close to the central shaft of the water guide pipe 1, at the moment, the relative position of the first handle 606 is fixed, namely the relative positions of the locking rod 601, the connecting rod 7 and the drill bit 5 are fixed; the whole device is inserted into soil downwards by holding the first handles 606 to reach the required position of the root of tobacco, the third valve is opened at the moment, when liquid in the water guide pipe 1 is filled to the lower end of the strip-shaped hole 101 (the height of the liquid filled in the water guide pipe 1 can be determined according to the water supply amount actually required, and quantitative water supply is realized to a certain extent), the two first handles 606 are pulled out in the direction far away from the center of the water guide pipe 1, so that the locking hole 607 is matched with the lug 602 far away from the central shaft of the water guide pipe 1, and the first handles 606 can move upwards at the moment; holding first handle 606 and second handle 102, moving first handle 606 up to second position locating hole 104, this device is in the second position state this moment, simultaneously, valve plug 402 and disk seat 401 are sealed to be cooperated, no longer have the liquid inflow in the aqueduct 1, and drill bit 5 is driven and is shifted up, then discharge gate 3 separates with the drill bit, deposit water in the aqueduct 1 then through discharge gate 3 flow in the earth, accomplish a fertilization this moment.

Because above-mentioned technical scheme's application compares in prior art, the utility model provides a simple and easy fertilizer injection unit of tobacco root can lay the holistic prerequisite of plastic film and give fertile, and convenient operation, the structure is ingenious under the ground not destroyed to the tobacco root.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims (10)

1. The utility model provides a simple and easy fertilizer injection unit of tobacco root which characterized in that includes:

the water guide pipe (1) comprises a feeding port (2) positioned at the upper end, a discharging port (3) positioned at the lower end and a strip-shaped hole (101) vertically formed in the upper part of the pipe wall of the water guide pipe (1); the strip-shaped hole (101) comprises a first position positioning hole (103) positioned at the lower end of the strip-shaped hole (101) and a second position positioning hole (104) positioned at the upper end of the strip-shaped hole (101);

the transmission component comprises a connecting rod (7) movably arranged in the water guide pipe (1) and a positioning component fixedly connected with the connecting rod (7); the positioning assembly comprises a locking rod (601) fixedly connected to the top end of the connecting rod (7), a first handle (606) movably sleeved with the locking rod (601) and matched with the first position positioning hole (103) through sliding in the strip-shaped hole (101), and a locking assembly arranged on the locking rod (601) and locking the first handle (606) and the locking rod (601);

the first valve comprises a valve plug (402) arranged at the upper end of the locking rod (601), and a valve seat (401) fixedly arranged on the inner wall of the water guide pipe (1) and matched with the valve plug (402);

and the second valve comprises a drill bit (5) which is arranged at the lower end of the connecting rod (7) and is matched with the discharge hole (3).

2. The simple tobacco root fertilizing device as claimed in claim 1, wherein: the strip-shaped hole (101) further comprises a strip-shaped part between the first position positioning hole (103) and the second position positioning hole (104), and the width of the strip-shaped part is smaller than the diameter of the first handle (606) and larger than the diameter of the part, sleeved on the locking rod (601), of the first handle (606).

3. The simple tobacco root fertilizing device as claimed in claim 1, wherein: the positioning assembly further comprises a locking hole (607) which is formed in the first handle (606) and matched with the locking assembly.

4. The simple tobacco root fertilizing device as claimed in claim 3, wherein: the locking assembly comprises two grooves (604) which are sequentially arranged at two ends of the locking rod (601) along the horizontal direction, elastic pieces (603) which are respectively arranged in the two grooves (604), and a convex block (602) which is fixedly connected at one end of each elastic piece (603), wherein one end, far away from the convex block (602), of each elastic piece (603) is fixedly connected to the bottom of each groove (604); the projection (602) can movably pass through the opening of the groove (604), and the projection (602) is matched with the locking hole (607).

5. The simple tobacco root fertilizing device as claimed in claim 4, wherein: the positioning assembly further comprises a sliding support (605) arranged on the locking lever (601) and symmetrically arranged with respect to the projection (602).

6. The simple tobacco root fertilizing device as claimed in claim 1, wherein: the center of the valve seat (401) forms a blanking hole matched with the valve plug (402).

7. The simple tobacco root fertilizing device as claimed in claim 1, wherein: the lower part of the drill bit (5) is a cone with the cross section diameter gradually reduced, and the conical surface of the cone matched with the discharge hole (3) is a first conical surface (501); the inner side of the discharge hole (3) is provided with a second conical surface (301) matched with the first conical surface (501).

8. The simple tobacco root fertilizing device as claimed in claim 7, wherein: the second valve further comprises a seal (8) provided on the second conical surface (301) for cooperation with the drill bit (5).

9. The simple tobacco root fertilizing device as claimed in claim 1, wherein: the outer wall of the water guide pipe (1) is further provided with a second handle (102), and the second handle (102) is located above the strip-shaped hole (101).

10. The simple tobacco root fertilizing device as claimed in claim 1, wherein: and a third valve is also arranged at the feeding port (2).

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