Quantitative liquid fertilizer applying device

Abstract

The utility model discloses a quantitative liquid fertilizer applying device which comprises a valve body, a valve core, a first shaft, a second shaft, a second shaft driving mechanism, an air inlet pipe and a discharge pipe, and the valve core is positioned in the valve body and is rotationally connected with the valve body; the valve element is provided with a rotating shaft through hole, a first feeding channel and a second feeding channel, the first shaft is located at the upper end of the rotating shaft through hole, fixedly connected with the valve body and rotationally connected with the valve element. The second shaft is located at the lower end of the rotating shaft through hole and fixedly connected with the valve element and the valve body. The second shaft driving mechanism is mounted at the bottom of the valve body through a bracket and is in transmission connection with the second shaft; a feeding hole is formed in the top of one side of the valve body, so that the fertilizer box is communicated with the first feeding channel or the second feeding channel; an air inlet pipe and a discharging pipe are installed at the top and the bottom of the other side of the valve body correspondingly so that the air inlet pipe can communicate with the discharging pipe through the first feeding channel or the second feeding channel. The quantitative gas explosion fertilization device realizes quantitative gas explosion fertilization and is efficient and reliable.

Description

TECHNICAL FIELD

[0001] The utility model relates to a fertilizer application technical field more specifically relates to a liquid fertilizer quantitative fertilization device. BACKGROUND

[0002] At present, in the air explosion deep loosening fertilization process, usually take a certain amount of liquid fertilizer injection air explosion equipment, under the air explosion of high pressure gas liquid fertilizer is applied into the soil, but the operation is complicated, the reliability is lower, and the efficiency is lower.

[0003] Therefore, to provide a kind of high-efficiency liquid fertilizer quantitative fertilization device is the problem that the person skilled in the art needs to solve urgently. UTILITY MODEL CONTENT

[0004] Therefore, the utility model provides a kind of liquid fertilizer quantitative fertilization device, and it is efficient and reliable.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A kind of liquid fertilizer quantitative fertilization device, including valve body, valve core, first shaft, second shaft, second shaft drive mechanism, air inlet pipe and discharge pipe, the valve core is located inside the valve body and is rotationally connected with it;The valve core has shaft hole and the first feed passage and the second feed passage located at the two sides of the shaft hole, the shaft hole, the first feed passage and the second feed passage are parallelly distributed;The first shaft is located on the upper end of the shaft hole, and the first shaft is fixedly connected with the valve body, and the first shaft is rotationally connected with the valve core;The second shaft is located at the lower end of the shaft hole, and the second shaft is fixedly connected with the valve core, and the second shaft is fixedly connected with the valve body;Second shaft drive mechanism is installed on the bottom of the valve body by support, and is transmissionally connected with the second shaft;The top of one side of the valve body has feed port, so that fertilizer tank is communicated with the first feed passage or the second feed passage;The top and bottom of the other side of the valve body are respectively provided with the air inlet pipe and the discharge pipe, so that the air inlet pipe is communicated with the discharge pipe by the first feed passage or the second feed passage.

[0007] By adopting the above technical scheme, the utility model has the beneficial effects:

[0008] Under the drive of second shaft drive mechanism, the second shaft and the first shaft drive the valve core to rotate, so as to replace the position of the first feed passage (full of liquid fertilizer) and the second feed passage (to be injected liquid fertilizer), the air inlet pipe is communicated with the discharge pipe by the first feed passage, liquid fertilizer diffuses into soil with high pressure air, realizes quantitative air explosion fertilization, and is efficient and reliable.

[0009] Further, the valve body comprises a valve body, an upper end cover, a lower end cover, a feeding cover and an air inlet cover, the valve core is located in the valve body and is rotationally connected with the valve body; the upper end cover is bolted on the upper end of the valve body, the lower end cover is bolted on the lower end of the valve body; the feeding cover is threadedly connected with one side of the upper end cover, the feeding port is formed on the feeding cover; the air inlet cover is threadedly connected with the other side of the upper end cover, the air inlet pipe is penetratingly installed on the air inlet cover; the feeding cover and the air inlet cover are press-fitted on the top end of the first shaft.

[0010] Further, brass sealing gaskets are installed between the valve core and the feeding cover, between the valve core and the air inlet cover and between the valve core and the lower end cover.

[0011] Further, the second shaft driving mechanism comprises a hydraulic cylinder, a rack and a gear, the hydraulic cylinder is installed on the support; one end of the rack is fixed on the telescopic rod of the hydraulic cylinder; the gear is fixedly sleeved on the extended end of the second shaft, and the gear is meshingly connected with the rack. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only constitute a part of the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of the provided drawings.

[0013] Figure 1 The drawing is a schematic view of the overall structure of the liquid fertilizer quantitative fertilizer application device provided by the present application.

[0014] Figure 2 The drawing is a front view of the liquid fertilizer quantitative fertilizer application device provided by the present application.

[0015] Figure 3 The drawing is Figure 2 A-A sectional view. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present application will be described clearly and completely in the following with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments only constitute a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0017] As Figures 1-3The utility model discloses a liquid fertilizer quantitative fertilizing device, including valve body 1, valve core 2, first axle 3, second axle 4, second axle drive mechanism 5, air inlet pipe 6 and discharge pipe 7, and valve core 2 is located inside valve body 1 and is rotationally connected with it;Valve core 2 has pivot through -hole 21 and be located first feed channel 22 and second feed channel 23 of pivot through -hole 21 both sides, and pivot through -hole 21, first feed channel 22 and second feed channel 23 are in parallel distribution;First axle 3 is located pivot through -hole 21 upper end, and first axle 3 is fixedly connected with valve body 1, and first axle 3 is rotationally connected with valve core 2;Second axle 4 is located pivot through -hole 21 lower end, and second axle 4 is fixedly connected with valve core 2, and second axle is fixedly connected with valve body 1;Second axle drive mechanism 5 is installed through support 8 at valve body 1 bottom, and is transmission connection with second axle 4;Valve body 1 one side top has feed inlet 141 to make fertilizer box and first feed channel 22 or second feed channel 23 intercommunication;Valve body 1 other side top and bottom are installed with air inlet pipe 6 and discharge pipe 7 respectively to make air inlet pipe 6 and discharge pipe 7 pass through first feed channel 22 or second feed channel 23 intercommunication.The utility model is driven under second axle drive mechanism 5, and second axle 4 and first axle 3 drive valve core 2 to rotate to replace the position of first feed channel 22 (fill up liquid fertilizer) and second feed channel 23 (to inject liquid fertilizer), and air inlet pipe 6 and discharge pipe 7 pass through first feed channel 22 intercommunication, and liquid fertilizer diffuses to soil along high pressure air, realizes quantitative gas blast fertilization, and is efficient and reliable.

[0018] Specifically, the valve body 1 includes a valve body 11, an upper end cover 12, a lower end cover 13, a feeding cover 14 and an air inlet cover 15, the valve core 2 is located in the valve body 11 and rotationally connected with it; the upper end cover 12 is installed on the upper end of the valve body 11 through bolts, and the lower end cover 13 is installed on the lower end of the valve body 11 through bolts; the discharge pipe 7 is installed through the lower end cover 13; the feeding cover 14 is threadedly connected with one side of the upper end cover 12, and the feed inlet 141 is formed on the feeding cover 14; the air inlet cover 15 is threadedly connected with the other side of the upper end cover 13, and the air inlet pipe 6 is installed through the air inlet cover 15; the feeding cover 14 and the air inlet cover 15 are pressed on the top end of the first shaft 3.

[0019] Specifically, the valve core 2, the feeding cover 14, the air inlet cover 15 and the lower end cover 13 are all installed with brass gasket 9 to ensure the sealing performance.

[0020] Specifically, the second axle drive mechanism 5 includes a hydraulic cylinder 51, a rack 52 and a gear 53, the hydraulic cylinder 51 is installed on the support 8; one end of the rack 52 is fixed on the telescopic rod of the hydraulic cylinder 51; the gear 53 is fixedly sleeved on the extended end of the second axle 4, and the gear 53 is meshingly connected with the rack 52.

[0021] The working principle of the utility model is as follows:

[0022] Firstly, the fertilizer in the fertilizer box enters the first feeding channel 22 through the feeding port 141, and in this embodiment, about 100ml of fertilizer is taken at one time, then the hydraulic cylinder 51 drives the rack 52 to extend and retract, drives the gear 53 to rotate, drives the second shaft 4 to rotate, and the valve core 2 rotates with the second shaft 4 until the first feeding channel 22 and the second feeding channel 23 replace positions, at this time, the air inlet pipe 6 and the discharge pipe 7 are communicated through the first feeding channel 22, and the liquid fertilizer in the first feeding channel 22 is diffused into the soil with high-pressure air, while the second feeding channel 23 is filled with liquid fertilizer, and the above process is repeated to realize quantitative air-blasting fertilization.

[0023] The various embodiments in the specification are described in a progressive manner, and each embodiment focuses on the difference from other embodiments, and the same or similar parts between the various embodiments can be referred to each other. For the device disclosed by the embodiments, since it corresponds to the method disclosed by the embodiments, the description is relatively simple, and the related parts can be referred to the method part.

[0024] The above description of the disclosed embodiments enables a person skilled in the art to implement or use the present application. Various modifications to the embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A liquid fertilizer dosing device, characterized by, The utility model provides a fertilizer feeding valve, which comprises a valve body, a valve core, a first shaft, a second shaft, a second shaft driving mechanism, an air inlet pipe and a discharge pipe, the valve core is located inside the valve body and rotationally connected with the valve body, the valve core has a rotating shaft through hole and a first feeding channel and a second feeding channel located on both sides of the rotating shaft through hole, the rotating shaft through hole, the first feeding channel and the second feeding channel are parallelly distributed, the first shaft is located at the upper end of the rotating shaft through hole, the first shaft is fixedly connected with the valve body, and the first shaft is rotationally connected with the valve core, the second shaft is located at the lower end of the rotating shaft through hole, the second shaft is fixedly connected with the valve core, and the second shaft is fixedly connected with the valve body, the second shaft driving mechanism is installed at the bottom of the valve body through a support and is in transmission connection with the second shaft, one side of the top of the valve body is provided with a feeding port to enable a fertilizer tank to be in communication with the first feeding channel or the second feeding channel, and the air inlet pipe and the discharge pipe are respectively installed at the top and the bottom of the other side of the valve body to enable the air inlet pipe and the discharge pipe to be in communication through the first feeding channel or the second feeding channel.

2. The liquid fertilizer dosing device according to claim 1, characterized in that The valve body comprises a valve body, an upper end cover, a lower end cover, a feeding cover and an air inlet cover, the valve core is located in the valve body and rotationally connected with the valve body, the upper end cover is installed at the upper end of the valve body through bolts, the lower end cover is installed at the lower end of the valve body through bolts, the feeding cover is threadedly connected with one side of the upper end cover, and the feeding port is formed in the feeding cover, the air inlet cover is threadedly connected with the other side of the upper end cover, and the air inlet pipe is installed through the air inlet cover, and the feeding cover and the air inlet cover are pressed on the top end of the first shaft.

3. The liquid fertilizer dosing device according to claim 2, characterized in that Brass sealing gaskets are installed between the valve core and the feeding cover, between the valve core and the air inlet cover and between the valve core and the lower end cover.

4. The liquid fertilizer dosing apparatus according to claim 1, wherein The second shaft driving mechanism comprises a hydraulic cylinder, a rack and a gear, the hydraulic cylinder is installed on the support, one end of the rack is fixed on the telescopic rod of the hydraulic cylinder, the gear is fixedly sleeved on the extended end of the second shaft, and the gear is in meshing connection with the rack.

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