CN211960045U - Transplanter pontoon coupling device - Google Patents

Abstract

The utility model discloses a transplanter pontoon coupling device relates to the pontoon coupling device field of riding formula transplanter, and for the hookup of solving the anterior guider of transplanter pontoon uses part quantity more, leads to the structure complicated and maintains and change the trouble problem of spare part. The utility model discloses a pontoon one end is rotated with the pontoon connecting rod and is connected, the transplanter frame is located the top department of the other end of pontoon and has set firmly the fixed block, the middle part of fixed block is provided with the rectangle through-hole that link up from top to bottom, be provided with in the rectangle through-hole rather than phase-match and sliding connection's slide, the lower extreme of slide is provided with the cylindrical through-hole of perpendicular to pontoon both sides, be provided with in the cylindrical through-hole rather than phase-match and sliding connection's slide bar, the both sides of the inside of pontoon all are provided with the spout, the both ends of. The utility model discloses saved a large amount of spare parts, simple structure, swing joint department only has the both ends of slide and slide bar, is convenient for maintain the maintenance.

Description

Transplanter pontoon coupling device

Technical Field

The utility model relates to a float coupling device field of riding type rice transplanter, in particular to a rice transplanter float coupling device.

Background

The rice transplanter is an agricultural machine for planting rice seedlings into a rice field, and can be divided into a walking type rice transplanter and a riding type rice transplanter according to an operation mode, the transplanting parts of various rice transplanters are basically the same in composition, and the rice transplanter mainly comprises a rice seedling carrying platform, a transplanting part, a machine body, a floating boat and the like.

The background art of the utility model patent with the publication number of CN203072346U and the name of "stably connected transplanter float" discloses a riding type transplanter, the rear of the body of which is provided with a seedling carrying platform, an transplanting part and a float, the float of the float part is made by blow molding. The machine body is fixedly connected with a feeding driving box of the transplanting part through a connecting rod, a transplanting rack is fixedly connected below the feeding driving box, the rear end of the transplanting rack is connected with a transplanting transmission box which extends backwards and drives a transplanting arm, a pontoon support piece which is transversely arranged along the machine body is arranged below the transplanting transmission box, the pontoon support piece is connected to the rear part of a pontoon through a pontoon connecting rod which is arranged in the front-back direction, the front part of the middle pontoon is connected with a guide device, the front end of the pontoon moves up and down within a certain range under the limitation of the guide device, and the rear end of the pontoon connecting rod is movably connected with a bracket on the pontoon; as shown in fig. 9, the connection mode of the front guide device of the floating boat uses a large number of connecting pieces such as bolts, pins, holes and connecting rods, which is not only too complicated, but also the floating boat itself is a moving piece to be adjusted up and down, so that the parts are easily worn and the maintenance and replacement are very troublesome, and thus the transplanter floating boat connection device is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transplanter pontoon coupling device to the hookup of the anterior guider of transplanter pontoon that provides in solving above-mentioned background art uses part quantity more, leads to the structure complicated and maintains and change the trouble problem of spare part.

In order to achieve the above object, the utility model provides a following technical scheme: the transplanter float coupling device comprises a float and a transplanter frame, wherein the float is movably arranged below the transplanter frame, the lower end of the transplanter frame is provided with a movably connected float connecting rod, one end of the float is rotatably connected with the float connecting rod, a fixed block is fixedly arranged above the other end of the float, the middle of the fixed block is provided with a vertically through rectangular through hole, a sliding plate which is matched and slidably connected with the rectangular through hole is arranged in the rectangular through hole, the upper end of the sliding plate extends to the upper part of the fixed block, the lower end of the sliding plate extends to one end of the float, which is far away from the float connecting rod, the lower end of the sliding plate is provided with a cylindrical through hole which is vertical to two sides of the float, a sliding rod which is matched and slidably connected with the cylindrical through hole is arranged in the cylindrical through hole, and sliding chutes are arranged on two sides of the inside of the float, the two ends of the sliding rod are respectively connected with the sliding grooves in a sliding mode.

Preferably, the upper end and the lower end of one side of the sliding chute, which is far away from the sliding plate, are provided with limiting grooves, and the sliding chute is bent upwards in the middle of the floating boat and penetrates through the side wall of the upper end of the floating boat to form an inlet.

Preferably, the two ends of the sliding rod are provided with annular grooves, and the end of the sliding rod is matched with the sliding groove provided with the limiting groove.

Preferably, the slide bar is provided with threads, the slide bar is provided with nuts at two sides of the slide plate, and the nuts are in threaded connection with the threads.

Preferably, the sliding plate comprises a sliding part and a limiting block, the limiting block is located at the upper end of the sliding part, and the size of the limiting block is larger than that of the rectangular through hole.

Preferably, the upper end of the fixed block is provided with support rods on two sides of the rectangular through hole, and two ends of each support rod are fixedly connected with the fixed block and the transplanter frame respectively.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the rice transplanter float coupling device is characterized in that a sliding plate in sliding connection with a fixed block of a rice transplanter frame is arranged at the front end of the float, a sliding rod is arranged at the lower end of the sliding plate, two ends of the sliding rod are in sliding connection with sliding grooves in two sides of the inside of the float, the number of parts of the whole structure is small, only the sliding rod and two ends of the sliding rod are arranged at the movable connection position, the structure is simple, and the maintenance is convenient.

2. The floating boat connecting device of the rice transplanter has the advantages that the slide bar is provided with the threads, the slide bar and the slide plate are limited by the nuts, the length of the part of the two ends of the slide bar, which is exposed out of the slide plate, can be changed according to the width of the floating boat, so the floating boat connecting device has wide application range, can be installed on a plate-shaped floating boat, a narrow floating boat and the like, is very convenient to adjust, and the orientation, the installation position and the like of the floating boat can be changed only by screwing the nuts.

3. The rice transplanter pontoon coupling device uses the sliding plate instead of the rod-shaped piece as a moving contact surface in the vertical direction, has good limiting effect, is provided with the connection of the sliding rod and the sliding groove, has the moving freedom degrees in the horizontal direction and the vertical direction, and cannot hinder the movement of the pontoon.

Drawings

FIG. 1 is a schematic structural diagram of a conventional connection between a pontoon and a frame;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a sectional view taken along the direction H-H in FIG. 2;

FIG. 5 is a schematic view showing the structural relationship between the slide plate and the slide rod.

In the figure: 1. floating; 11. a chute; 1101. an inlet; 1102. a limiting groove; 2. a fixed block; 21. a support bar; 3. a slide plate; 31. a sliding part; 32. a limiting block; 4. a slide bar; 41. An annular groove; 42. a thread; 43. a nut; 100. the existing pontoon; 101. an existing connection; 102. existing pontoon connecting rods; 103. existing guiding devices; 200. the existing transplanter frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 2-5, the present invention provides an embodiment: transplanter pontoon coupling device, including pontoon 1 and transplanter frame, pontoon 1 movable mounting is in the below of transplanter frame, the lower extreme of transplanter frame is provided with swing joint's pontoon connecting rod, the one end of pontoon 1 rotates with the pontoon connecting rod to be connected, the transplanter frame is located the top of the other end of pontoon 1 and has set firmly fixed block 2, the middle part of fixed block 2 is provided with the rectangle through-hole that link up from top to bottom, be provided with rather than assorted and sliding connection's slide 3 in the rectangle through-hole, the upper end of slide 3 extends to the top of fixed block 2, the lower extreme of slide 3 extends to the one end that the pontoon 1 kept away from the pontoon connecting rod, the lower extreme of slide 3 is provided with the cylindrical through-hole of perpendicular to pontoon 1 both sides, be provided with rather than assorted and sliding connection's slide bar 4 in the cylindrical through-hole, the both sides of the inside of pontoon 1 all are provided with spout 11.

Furthermore, the upper end and the lower end of one side of the sliding chute 11, which is far away from the sliding plate 3, are provided with limiting grooves 1102, the sliding chute 11 bends upwards in the middle of the pontoon 1 and penetrates through the side wall of the upper end of the pontoon 1 to form an inlet 1101, so that the two ends of the sliding rod 4 can be conveniently installed into the sliding chutes 11 at the two sides.

Furthermore, the two ends of the sliding rod 4 are both provided with annular grooves 41, and the end of the sliding rod 4 is matched with the sliding groove 11 provided with the limiting groove 1102, so that the tight connection is ensured and the falling-off is avoided.

Further, the slide rod 4 is provided with threads 42, nuts 43 are arranged on the slide rod 4 and located on two sides of the slide plate 3, and the nuts 43 are in threaded connection with the threads 42 and used for limiting and preventing the pontoon 1 from shaking left and right.

Further, slide 3 includes sliding part 31 and stopper 32, and stopper 32 is located the upper end of sliding part 31, and the size of stopper 32 is greater than the size of rectangle through-hole, prevents that slide 3 from breaking away from fixed block 2 and leading to the front end of pontoon 1 to drop.

Furthermore, the upper end of the fixed block 2 is provided with support rods 21 on both sides of the rectangular through hole, and both ends of the support rods 21 are respectively fixedly connected with the fixed block 2 and the transplanter frame, so that better stability is provided.

Furthermore, the upper end of the sliding plate 3 is connected with a hydraulic valve on the machine body through a steel cable, and the up-and-down movement of the floating boat drives the sliding plate 3 and the steel cable connected on the sliding plate 3 to move, thereby causing the start and stop of the hydraulic valve and playing a role in controlling the seedling carrying platform to lift.

The working principle is as follows: when the rice transplanter is used, the rice transplanter runs in a paddy field, the floating boat 1 floats on the water surface, the depths of the parts of the paddy field are different, the rice transplanter runs in a fluctuated way due to the action of gravity, but the water surface is in a horizontal state, the floating boat 1 keeps the height, namely fluctuates up and down relative to the rice transplanter to drive the lifting of the rice seedling carrying platform, so that the rice seedling transplanting depth is uniform; the up-and-down motion of the pontoon 1 is realized by the movable connection of the front end and the rear end, the rear end adopts the pontoon connecting rod of the prior art, and the front end adopts a sliding plate 3 with vertical freedom, a rectangular through hole kinematic pair on a fixed block 2 and a sliding groove 11 with horizontal freedom, a sliding rod 4 kinematic pair.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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 (6)

1. Transplanter pontoon coupling device, including pontoon (1) and transplanter frame, pontoon (1) movable mounting be in the below of transplanter frame, the lower extreme of transplanter frame is provided with swing joint's pontoon connecting rod, the one end of pontoon (1) with the pontoon connecting rod rotates and is connected its characterized in that: the transplanter frame is located fixed block (2) are located in the top of the other end of pontoon (1), the middle part of fixed block (2) is provided with the rectangle through-hole that link up from top to bottom, be provided with in the rectangle through-hole rather than assorted and sliding connection's slide (3), the upper end of slide (3) extends to the top of fixed block (2), the lower extreme of slide (3) extends to pontoon (1) is kept away from the one end of pontoon connecting rod, the lower extreme of slide (3) is provided with the perpendicular to the cylindrical through-hole of pontoon (1) both sides, be provided with in the cylindrical through-hole rather than assorted and sliding connection's slide bar (4), the both sides of the inside of pontoon (1) all are provided with spout (11), the both ends of slide bar (4) respectively with spout (11) sliding connection.

2. The rice transplanter float coupling of claim 1, wherein: limiting grooves (1102) are formed in the upper end and the lower end of one side, away from the sliding plate (3), of the sliding groove (11), and the sliding groove (11) is bent upwards in the middle of the floating boat (1) and penetrates through the side wall of the upper end of the floating boat (1) to form an inlet (1101).

3. The rice transplanter float coupling of claim 2, wherein: both ends department of slide bar (4) all is provided with ring channel (41), the end department of slide bar (4) with be provided with spacing groove (1102) spout (11) phase-match.

4. A rice transplanter float coupling device according to any one of claims 1 to 3, wherein: the sliding rod (4) is provided with threads (42), nuts (43) are arranged on the sliding rod (4) and located on two sides of the sliding plate (3), and the nuts (43) are in threaded connection with the threads (42).

5. A rice transplanter float coupling device according to any one of claims 1 to 3, wherein: the sliding plate (3) comprises a sliding portion (31) and a limiting block (32), the limiting block (32) is located at the upper end of the sliding portion (31), and the size of the limiting block (32) is larger than that of the rectangular through hole.

6. A rice transplanter float coupling device according to any one of claims 1 to 3, wherein: the upper end of the fixed block (2) is provided with support rods (21) on two sides of the rectangular through hole, and two ends of each support rod (21) are fixedly connected with the fixed block (2) and the transplanter frame respectively.

Images