CN211184991U

CN211184991U - Sorting screen

Info

Publication number: CN211184991U
Application number: CN201921900297.1U
Authority: CN
Inventors: 孟宪军; 张士云; 宫学良
Original assignee: Zoomlion Heavy Machinery Co Ltd
Current assignee: Zoomlion Heavy Machinery Co Ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-08-07
Anticipated expiration: 2029-11-06

Abstract

The utility model relates to a cleaning sieve, including left fixed plate, right fixed plate and a plurality of sieve piece, both ends are fixed with the U-shaped round pin about the sieve piece, the upper and lower both ends of U-shaped round pin are followed the horizontal outside extension of sieve piece, the upper and lower both ends of U-shaped round pin are equipped with the split pin mounting hole, a left side fixed plate with be equipped with one row of sieve piece connecting hole on the fixed plate of the right side respectively, the upper end of the U-shaped round pin of sieve piece left end pass through the split pin with the sieve piece connecting hole of left side fixed plate is connected, the upper end of the U-shaped round pin of sieve piece right-hand member pass through the split pin with the sieve piece connecting hole of right side fixed plate. The utility model discloses a screen piece both ends U-shaped round pin cartridge is in the screen piece connecting hole on left fixed plate and right fixed plate, and the split pin is installed to the U-shaped round pin, installs the screen piece between left fixed plate and right fixed plate. The sieve sheet is replaced only by taking down the cotter pin, so that time and labor are saved, and the maintenance cost of the sorting sieve is reduced.

Description

Sorting screen

Technical Field

The utility model relates to the technical field of threshing equipment's part, concretely relates to cleaning sieve.

Background

The cleaning mechanism of the existing combine harvester adopts a fish scale-shaped screen sheet group to screen crops, the screen sheet group is fixed on a screen frame through a pressing strip, and the pressing strip and the screen frame are welded together. The sieve piece is long-time work, easily takes place to break, warp etc. and damages, in case a set of sieve piece damages, needs to change whole sieve combination, and the price is more expensive, perhaps grinds the layering and welds again, wastes time and energy. Chinese patent CN202889997U discloses a two-section type vibrating screen for adjusting cleaning sieve sheets, which comprises a vibrating screen frame, a front section vibrating screen sheet part, a rear section vibrating screen sheet part and a document scanner, wherein the front section vibrating screen sheet part and the rear section vibrating screen sheet part are distributed on the vibrating screen frame, the document scanner is arranged at the tail part of the vibrating screen frame, the front section vibrating screen sheet part is connected with a front section sieve sheet angle adjuster, the rear section vibrating screen sheet part is connected with a rear section sieve sheet angle adjuster, each sieve sheet of the front section vibrating screen sheet part is the same as each sieve sheet angle of the rear section vibrating screen sheet part, and the sieve surfaces are located on the same plane. This solution also does not give a fixing means which facilitates the replacement of the sieve plates.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a cleaning sieve, the sieve piece both ends are through in the sieve piece connecting hole of U-shaped round pin cartridge on left fixed plate and right fixed plate, and the split pin is installed to the U-shaped round pin, installs the sieve piece between left fixed plate and right fixed plate. The sieve sheet is replaced only by taking down the cotter pin, so that time and labor are saved, and the maintenance cost of the sorting sieve is reduced.

The utility model provides a following technical scheme:

the utility model provides a cleaning sieve, includes left fixed plate, right fixed plate and a plurality of sieve piece, both ends are fixed with the U-shaped round pin about the sieve piece, the upper and lower both ends of U-shaped round pin are followed the horizontal outside extension of sieve piece, the upper and lower both ends of U-shaped round pin are equipped with the split pin mounting hole, left side fixed plate with be equipped with one row of sieve piece connecting hole on the fixed plate of the right side respectively, the upper end of the U-shaped round pin of sieve piece left end pass through the split pin with the sieve piece connecting hole of left side fixed plate is connected, the upper end of the U-shaped round pin of sieve piece right-hand member pass through the split pin with the sieve piece connecting hole of right side.

Further, arc-shaped pressing plates are respectively arranged at the upper end and the lower end of the U-shaped pin, and the arc-shaped pressing plates are fixedly connected with the sieve sheets.

Further, a washer is mounted on the inner side of the cotter pin.

Furthermore, a left linkage plate is arranged below the left fixing plate, a row of sieve sheet connecting holes are formed in the left linkage plate, the lower end of a U-shaped pin at the left end of a sieve sheet is connected with the sieve sheet connecting holes of the left linkage plate through a split pin, a right linkage plate is arranged below the right fixing plate, a row of sieve sheet connecting holes are formed in the right linkage plate, and the lower end of the U-shaped pin at the right end of the sieve sheet is connected with the sieve sheet connecting holes of the right linkage plate through the split pin.

Furthermore, the both ends that have a sieve piece in a plurality of sieve pieces are equipped with angle adjusting plate, be equipped with the arc hole on the angle adjusting plate, left side fixed plate with be equipped with the locating plate on the right side fixed plate, be equipped with the locating hole on the locating plate, the arc hole with the locating hole passes through the fastener and connects.

Furthermore, a row of screen frame connecting holes are formed in the left fixing plate and the right fixing plate respectively, and nuts are fixed on the inner sides of the screen frame connecting holes.

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

the utility model discloses a screen piece both ends U-shaped round pin cartridge is in the screen piece connecting hole on left fixed plate and right fixed plate, and the split pin is installed to the U-shaped round pin, installs the screen piece between left fixed plate and right fixed plate. The sieve sheet is replaced only by taking down the cotter pin, so that time and labor are saved, and the maintenance cost of the sorting sieve is reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a bottom view of FIG. 1;

FIG. 3 is a schematic structural view of a screen sheet;

FIG. 4 is a schematic view of the left fixation plate;

fig. 5 is a sectional view a-a of fig. 1.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments, and it is to be understood that the described embodiments are merely illustrative of some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the utility model discloses a sorting screen, including left fixed plate 1, right fixed plate 2 and a plurality of sieve piece 3, both ends are fixed with U-shaped round pin 4, 4a about sieve piece 3, the upper and lower both ends of U-shaped round pin 4, 4a are followed sieve piece 3's horizontal outside extension, U-shaped round pin 4, 4 a's upper and lower both ends are equipped with split pin mounting hole 5, left side fixed plate 1 with be equipped with one row of sieve piece connecting hole 6 on the right fixed plate 2 respectively, sieve piece 3 left end U-shaped round pin 4's upper end pass through split pin 8 with sieve piece connecting hole 6 of left fixed plate 1 is connected, sieve piece right-hand member U-shaped round pin 4 a's upper end pass through the split pin with the sieve piece connecting hole of right fixed plate is connected.

Referring to fig. 2 and 3, in the present embodiment, arc pressing plates 7 are respectively disposed on upper and lower ends of the U-shaped pin 4, and the arc pressing plates 7 are fixedly connected to the sieve sheet 3. A washer 9 is mounted on the inside of the cotter pin 8. The sieve sheet 3 and the left and right fixing plates are fixed only by the gasket 9 and the cotter pin 8, so that the sieve sheet 3 is convenient to replace.

Referring to fig. 2, in this embodiment, a left linkage plate 10 is arranged below the left fixing plate 1, a row of sieve sheet connecting holes 11 is arranged on the left linkage plate 10, the lower ends of U-shaped pins 4 at the left ends of the sieve sheets 3 are connected with the sieve sheet connecting holes 11 of the left linkage plate 10 through split pins 19, a right linkage plate is arranged below the right fixing plate 2, a row of sieve sheet connecting holes are arranged on the right linkage plate, and the lower ends of U-shaped pins 4a at the right ends of the sieve sheets are connected with the sieve sheet connecting holes of the right linkage plate through split pins.

In the present embodiment, the left fixing plate 1 and the right fixing plate 2 have a symmetrical structure, and the structure of the right fixing plate 2 can refer to the structure of the left fixing plate 1. The left linkage plate 10 and the right linkage plate are symmetrical structures, and the structure of the right linkage plate can refer to the structure of the left linkage plate 10.

Referring to fig. 4 and 5, in the present embodiment, two ends of one screen sheet 3 of the plurality of screen sheets are provided with angle adjusting plates 12, the angle adjusting plates 12 are provided with arc-shaped holes 13, the left fixing plate 1 and the right fixing plate 2 are provided with positioning plates 14, the positioning plates 14 are provided with positioning holes 15, and the arc-shaped holes 13 are connected with the positioning holes 15 through fasteners 16.

In this embodiment, the both ends of sieve piece 3 are installed on left and right fixed plate and left and right interlocking plate, packing ring 9 and split pin 8 are packed into in proper order to U-shaped round pin 4, 4 a's both ends, sieve piece 3 can use sieve piece connecting hole 6 on the left and right fixed plate as the angle of central swing change sieve piece 3, the sieve piece 3 that is equipped with angle adjusting plate 12 rotates, drive other sieve pieces through left and right interlocking plate and rotate the same angle in step, after adjusting the angle, it is fixed with angle adjusting plate 12 and left and right fixed plate through fastener 16, thereby adjust the angle of sieve piece 3.

Referring to fig. 2 and 4, in the present embodiment, a row of screen frame connecting holes 17 are respectively formed in the left fixing plate 1 and the right fixing plate 2, and nuts 18 are fixed on inner sides of the screen frame connecting holes 17. The left fixing plate 1 and the right fixing plate 2 are respectively connected with the screen frame through bolts and are fixed through nuts 18.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a sorting screen, includes left fixed plate, right fixed plate and a plurality of sieve piece, its characterized in that: the utility model discloses a sieve piece, including sieve piece, U-shaped round pin, screen piece, left and right sides both ends are fixed with the U-shaped round pin, the upper and lower both ends of U-shaped round pin are followed the horizontal outside extension of sieve piece, the upper and lower both ends of U-shaped round pin are equipped with the split pin mounting hole, a left side fixed plate with be equipped with one row of sieve piece connecting hole on the fixed plate of the right side respectively, the upper end of the U-shaped round pin of sieve piece left end pass through the split pin with the sieve piece connecting hole of left side fixed plate is connected, the upper end of the U-shaped round pin of.

2. A cleaning screen as defined in claim 1, wherein: and arc-shaped pressing plates are respectively arranged at the upper end and the lower end of the U-shaped pin and are fixedly connected with the sieve sheet.

3. A cleaning screen according to claim 1 or 2, wherein: and a gasket is arranged on the inner side of the cotter pin.

4. A cleaning screen according to claim 1 or 2, wherein: the screen piece connecting structure is characterized in that a left linkage plate is arranged below the left fixing plate, a row of screen piece connecting holes are formed in the left linkage plate, the lower end of a U-shaped pin at the left end of a screen piece is connected with the screen piece connecting holes of the left linkage plate through a split pin, a right linkage plate is arranged below the right fixing plate, a row of screen piece connecting holes are formed in the right linkage plate, and the lower end of the U-shaped pin at the right end of the screen piece is connected with the screen piece connecting holes of the right linkage plate through the split pin.

5. A cleaning screen according to claim 4, wherein: the two ends of one of the sieve sheets are provided with angle adjusting plates, arc-shaped holes are formed in the angle adjusting plates, the left fixing plate and the right fixing plate are provided with positioning plates, the positioning plates are provided with positioning holes, and the arc-shaped holes are connected with the positioning holes through fasteners.

6. A cleaning screen as defined in claim 1, wherein: the left fixing plate and the right fixing plate are respectively provided with a row of screen frame connecting holes, and nuts are fixed on the inner sides of the screen frame connecting holes.