CN201957443U - Liquid fertilizing mechanism - Google Patents

Abstract

A liquid fertilization mechanism belongs to agricultural machinery; a gear box is rotatably equipped with a box frame, a sun gear shaft is rotatably inserted into the box frame, fixedly matched with the gear box, and assembled on the gear box Idling gear shaft with idler gear and planetary gear shaft with planetary gear, rocker arm with fertilizer spraying needle fixed on the planetary gear shaft, ring groove A, infusion channel A and B are arranged on the sun gear shaft , the long and short elbow joints are fixed on the end of the sun gear shaft, and the planetary gear shaft is provided with an annular groove B and an infusion channel C. The ferrule-type front straight-through terminal pipe joint is arranged outside the annular groove B. The rear straight-through terminal pipe joint is fitted on the end of the planetary gear shaft, and the front and rear fertilizer delivery hoses connect the liquid fertilizer pipeline; The winding of the hose has a novel structure, high working efficiency, good working quality, stable mechanism operation and few failures.

Description

A liquid fertilization mechanism

technical field

The invention belongs to agricultural machinery, and mainly relates to a liquid fertilizer fertilization operation mechanism on a liquid fertilization machine tool.

Background technique

In order to improve the utilization rate of chemical fertilizers and reduce environmental pollution, the technology of deep application of liquid chemical fertilizers has been promoted in agricultural production in recent years. Liquid chemical fertilizer deep application technology according to the fertilizer type, quantity, fertilization position and fertilization depth required by agronomy, timely and evenly apply liquid chemical fertilizer into the soil, which is conducive to water storage and moisture conservation, reduces operating costs, and realizes the isolation and positioning of seed fertilizer and seedling fertilizer , Avoid burning seeds and seedlings. At present, a probe injection type fertilization mechanism assembly based on a crank-rocker mechanism has been developed, but it has not been widely used in agricultural production due to the shortcomings of large inertial force and low operating efficiency during the working process of the mechanism. Therefore, it is extremely urgent to develop a kind of fertilization mechanism that can satisfy the fertilization operation of liquid fertilizer.

Contents of the invention

The purpose of the present invention is to address the problems of the above-mentioned prior art and combine the actual needs of agricultural production to design and provide a liquid fertilization mechanism with a new structure, so as to improve the operation efficiency, ensure the operation quality, reduce the vibration of the inertial force of the mechanism, The purpose of reducing mechanism operation failure.

The purpose of the present invention is achieved in this way: the right housing is fixedly assembled on the right side of the left housing, and the left housing and the right housing form a gear box; A box frame with two liquid fertilizer input holes, the sun gear shaft is inserted on the box frame, the left casing and the right casing, the sun gear shaft rotates on the box frame, and the sun gear shaft is connected to the left casing, The right housing is fixedly fitted, the sun gear is rotatably set on the sun gear shaft, and the sun gear is fixedly connected with the box frame; on the gear box, the positions on both sides of the symmetrical sun gear are respectively parallel to the sun gear shaft Each is equipped with an idler gear shaft and a planetary gear shaft, the idler gear is fixedly mounted on the idler gear shaft, the planetary gear is fixedly fitted on the planetary gear shaft, the sun gear meshes with the idler gear, and the idler gear meshes with the planetary gear; Each planetary gear shaft is located on the outer part of the right housing, and the rocker arm is fixed, and the fertilizer spray needle is installed on the end of the rocker arm; two annular grooves A, infusion channel A, and infusion channel B are arranged on the sun gear shaft. One of the two annular grooves A is connected to one of the two liquid fertilizer input ports on the box frame, and the infusion channel A and the infusion channel B are respectively connected to one of the two annular grooves A. A long elbow joint and a short elbow joint are respectively fixed on the end of the gear shaft, the long elbow joint is connected with the infusion channel A, and the short elbow joint is connected with the infusion channel B; Annular groove B and infusion channel C, ferrule-type front straight-through terminal pipe joint is fitted on the right housing, and communicates with annular groove B, and ferrule-type rear straight-through terminal is equipped on the end of each planetary gear shaft Pipe joints, the two ends of one front fertilizer delivery hose are respectively connected to the long elbow joint and the ferrule-type front straight-through terminal pipe joint, and the two ends of the other front fertilizer delivery hose are respectively connected to the short elbow joint and the On another ferrule-type front straight-through terminal pipe joint, the two ends of the rear fertilization hose are respectively connected with the ferrule-type rear straight-through terminal pipe joint and the fertilizer spraying needle, thus forming a liquid fertilization mechanism.

The invention uses a relatively simple gear planetary system structure to realize the flow of liquid fertilizer from the distributor to the fertilizer spraying needle and the continuous operation of needle-type liquid fertilization, and effectively prevents the entanglement of the hose during the movement of the mechanism. It has a novel and reasonable structure, It has the characteristics of high working efficiency, good working quality, few working failures, stable mechanism operation, small vibration and long service life.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of a liquid fertilization mechanism;

Fig. 2 is a structural diagram of the sun gear shaft;

Figure 3 is a structural diagram of the planetary gear shaft.

Description of part number in the figure:

1. Left housing, 2. Right housing, 3. Box frame, 4. Sun gear shaft, 5. Sun gear, 6. Idling gear, 7. Planetary gear, 8. Planetary gear shaft, 9. Rocker arm, 10. Fertilizer injection needle, 11. Rear fertilizer delivery hose, 12. Ferrule type rear straight-through terminal pipe joint, 13. Fertilizer type front straight-through terminal pipe joint, 14. Front fertilizer delivery hose, 15. Idler gear shaft, 16. Long elbow joint, 17, Short elbow joint, 18, Annular groove A, 19, Infusion channel A, 20, Infusion channel B, 21, O-ring A, 22, Annular groove B, 23, Infusion channel C, 24, O-ring B.

Detailed ways

Embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. A liquid fertilization mechanism, the right casing 2 is fixedly fitted on the right side of the left casing 1, and the left casing 1 and the right casing 2 form a gear box; Install the box frame 3 with two liquid fertilizer input holes, the sun gear shaft 4 is inserted on the box frame 3, the left casing 1 and the right casing 2, and the sun gear shaft 4 rotates and fits on the box frame 3, The sun gear shaft 4 is fixedly matched with the left housing 1 and the right housing 2, the sun gear 5 is rotatably set on the sun gear shaft 4, and the sun gear 5 is fixedly connected with the box frame 3; The sun gear 5 is equipped with an idler gear shaft 15 and a planetary gear shaft 8 respectively parallel to the sun gear shaft 4 on both sides symmetrically, the idler gear 6 is fixed on the idler gear shaft 15, and the planetary gear 7 is fixed Fitted on the planetary gear shaft 8, the sun gear 5 meshes with the idler gear 6, and the idler gear 6 meshes with the planetary gear 7; each planetary gear shaft 8 is fixed on the outer part of the right housing 2, and the rocker arm 9 is fixed to spray fertilizer. The needle 10 is installed on the end of the rocker arm 9; two annular grooves A 18, an infusion channel A 19, and an infusion channel B 20 are arranged on the sun gear shaft 4, and one of the two annular grooves A 18 is respectively It communicates with one of the two liquid fertilizer input ports on the box frame 3, the infusion channel A 19 and the infusion channel B 20 communicate with one of the two annular grooves A 18 respectively, and are fixed on the ends of the sun gear shaft 4 respectively. Install long elbow joint 16 and short elbow joint 17, long elbow joint 16 communicates with infusion channel A 19, short elbow joint 17 communicates with infusion channel B 20; The annular groove B 22 and the infusion channel C 23, the ferrule-type front straight-through terminal pipe joint 13 is fitted on the right housing 2, and communicates with the annular groove B 22, and is assembled on the end of each planetary gear shaft 8 Ferrule-type rear straight-through terminal pipe joint 12, the two ends of a front fertilizer delivery hose 14 are respectively connected to the long elbow joint 16 and the ferrule-type front straight-through terminal pipe joint 13, and the other front fertilizer delivery hose 14 The two ends of the hose are respectively connected to the short elbow joint 17 and another ferrule-type front straight-through terminal pipe joint 13, and the two ends of the rear fertilizer delivery hose 11 are respectively connected to the ferrule-type rear straight-through terminal pipe joint 12 and the fertilizer spraying needle 10. connect. O-rings A 21 are respectively fitted at the two sides of the two annular grooves A 18 on the sun gear shaft 4. An O-ring seal B 24 is fitted at both sides of the annular groove B 22 on the planetary gear shaft 8.

During operation, the external power drives the sun gear shaft 4 and drives the gear case composed of the left case 1 and the right case 2 to rotate on the case frame 3, and the idler gear shaft 15 and the planetary gear shaft 8 together with the gear While the box is revolving, under the control of the sun gear 5, the planetary gear 7 is rotated through the idler gear 6, and the revolution and rotation of the planetary gear 7 are transmitted to the rocker arm 9 through the planetary gear shaft 8, driving the fertilizer spraying needle 10 to complete Continuous operation of inserting soil and removing soil; at the same time, high-pressure liquid fertilizer passes through two liquid fertilizer input holes on the box frame 3, two annular grooves A18 on the sun gear shaft 4, and then from the liquid fertilizer distributor. Respectively through the infusion channel A 19, the infusion channel B 20, the long elbow joint 16, the short elbow joint 17, the ferrule type front straight-through terminal pipe joint 13, the front fertilizer delivery hose 14 on both sides, and the planetary gear shaft 8 The annular groove B 22, the infusion channel C 23, the ferrule-type rear straight-through terminal pipe joint 12, and the rear fertilizer delivery hose 11 enter the fertilizer spraying needle 10 to complete the cycle and continuous liquid fertilizer fertilization operation. The annular groove A 18 and the annular groove B 22 on the sun gear shaft 4 and the planetary gear shaft 8 ensure the smooth flow of liquid fertilizer during operation and avoid the occurrence of blocking phenomenon. At the same time, the front and rear fertilizer delivery hoses 14 are eliminated , 11 winding faults, no interference between institutions.

Claims (3)

1. A liquid fertilization mechanism, characterized in that the right housing (2) is fixedly assembled on the right side of the left housing (1), and the left housing (1) and the right housing (2) constitute a gear box; A box frame (3) with two liquid fertilizer input holes is rotatably installed on the middle part of the left side of the left casing (1), and the sun gear shaft (4) is inserted into the box frame (3) and the left casing. (1) and the right housing (2), the sun gear shaft (4) rotates and fits on the box frame (3), and the sun gear shaft (4) is fixed with the left housing (1) and the right housing (2) Cooperate, the sun gear (5) is rotatably sleeved on the sun gear shaft (4), and the sun gear (5) is fixedly connected with the box frame (3) into one; the sun gear (5) is symmetrically located on the gear box An idler gear shaft (15) and a planetary gear shaft (8) are respectively equipped on both sides parallel to the sun gear shaft (4), and the idler gear (6) is fixed on the idler gear shaft (15) , the planetary gear (7) is fixed on the planetary gear shaft (8), the sun gear (5) meshes with the idler gear (6), and the idler gear (6) meshes with the planetary gear (7); on each planetary gear shaft (8) The rocker arm (9) is fixed on the outer part of the right housing (2), and the fertilizer spraying needle (10) is installed on the end of the rocker arm (9); on the sun gear shaft (4) there are two Annular groove A (18) and infusion channel A (19), infusion channel B (20), one annular groove A (18) in the two annular grooves A (18) is connected with two on the box frame (3) respectively. One of the liquid fertilizer input ports is connected, and the infusion channel A (19) and the infusion channel B (20) are respectively connected with one of the two annular grooves A (18), and are respectively fixed on the end of the sun gear shaft (4). Long elbow joint (16) and short elbow joint (17), long elbow joint (16) is communicated with infusion channel A (19), and short elbow joint (17) is communicated with infusion channel B (20); A planetary gear shaft (8) is provided with an interconnected annular groove B (22) and an infusion channel C (23). It communicates with the annular groove B (22), and each end of the planetary gear shaft (8) is equipped with a ferrule-type rear straight-through terminal pipe joint (12), and the two ends of a front fertilizer delivery hose (14) Connect respectively on the long elbow joint (16) and the straight-through terminal pipe joint (13) before the ferrule type, and the two ends of the other front fertilizer hose (14) are respectively connected to the short elbow joint (17) and the other On the front straight-through terminal pipe joint (13) of a ferrule type, the two ends of the back fertilizer hose (11) are respectively connected with the straight-through terminal pipe joint (12) and the fertilizer spraying needle (10) after the ferrule type. 2. A liquid fertilization mechanism according to claim 1, characterized in that the two sides of the two annular grooves A (18) on the sun gear shaft (4) are respectively fitted with O-rings A (21) . 3. A liquid fertilization mechanism according to claim 1, characterized in that O-rings B (24) are fitted on both sides of the annular groove B (22) on the planetary gear shaft (8).

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