CN210287955U

CN210287955U - Guide wire roller cleaning mechanism of fourdrinier paper machine

Info

Publication number: CN210287955U
Application number: CN201921060909.0U
Authority: CN
Inventors: 吴贵兴
Original assignee: Green Forest Qingxin Paper Industrial Ltd
Current assignee: Green Forest Qingxin Paper Industrial Ltd
Priority date: 2019-07-07
Filing date: 2019-07-07
Publication date: 2020-04-10
Anticipated expiration: 2029-07-07

Abstract

The utility model belongs to the field of papermaking equipment, and discloses a guide wire roller cleaning mechanism of a fourdrinier machine, which comprises an upper guide wire roller and a lower guide wire roller, wherein a spray cleaning unit is arranged below the side of the upper guide wire roller and above the side of the lower guide wire roller, the spray cleaning unit comprises a spray pipe and a material receiving groove, the spray pipe is arranged along the horizontal direction and is provided with a plurality of nozzles, and the direction of the nozzles is just opposite to the position where the upper guide wire roller and screen cloth are combined; the material receiving groove is positioned on one side of the spray pipe and is positioned right below the spray nozzle. This scheme installs additional on the unit that sprays between last guide wire roller and the lower guide wire roller and connects the silo to receive the incrustation scale that drops from the shower nozzle, prevents that the incrustation scale from entering into between guide wire roller and the screen cloth, improve equipment life.

Description

Guide wire roller cleaning mechanism of fourdrinier paper machine

Technical Field

The utility model relates to a papermaking equipment field, especially a fourdrinier machine lead wire roller wiper mechanism.

Background

Fourdrinier machines consist of a wet end (including headbox, former, press) and a dry end (drying, calendering, reeling). According to the number of the former and the drying dryer, the machine types can be divided into single long net, double long nets, multiple long nets, long net multi-cylinder, yankee type and the like; according to the vehicle speed, low speed and high speed can be divided. Paper machines for producing bulk products such as newsprint are high-speed paper machines, and have large output, the speed of the paper machine exceeds 1200m/min, and the width of the paper machine reaches 10 m.

The guide roll of the fourdrinier machine is matched with the screen cloth and needs to be cleaned in the operation process.

The applicant, zhejiang huayu paper industry limited, has proposed an invention patent ZL201711137125.9 in 2017, which discloses a wire section system of a paper machine, comprising a frame, a driving roller, a driven roller, a guide wire roller set and a mesh, wherein the guide wire roller set comprises a plurality of first guide mechanisms which are arranged on the ground and provided with first guide wire rollers, and a plurality of second guide mechanisms which are arranged on the frame and provided with second guide wire rollers, the first guide mechanisms and the second guide mechanisms are distributed in a staggered manner along the conveying direction of the mesh, the uppermost end of each first guide wire roller is higher than the lowermost end of each second guide wire roller, a first spray pipe which is positioned above the first guide wire roller is further arranged on the frame close to the first guide wire roller, and a plurality of first high-pressure spray headers which spray directions face the top of the first guide wire rollers are arranged on the first spray pipe. The screen cloth is washed through the first high-pressure spray header on the first spray pipe, the second high-pressure spray header on the second spray pipe and the third high-pressure spray header on the third spray pipe, impurities on the screen cloth can be washed away at the moment, and the quality of finished paper at the later stage is improved.

Wherein, it washs the obverse and reverse side of screen cloth through first shower and second shower.

In practice, during cleaning of the wire guide roller and the web, we have found that the wire guide roller and the web are occasionally damaged.

The technical problem that this application will solve is: and analyzing the damage reasons of the guide roller and the screen cloth and solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fourdrinier paper machine's guide wire roller wiper mechanism discovers at the operation in-process, the impaired of guide wire roller and screen cloth is because the incrustation scale that accumulates on the shower nozzle can drop down between guide wire roller and the screen cloth, cause the wearing and tearing of guide wire roller and screen cloth, so in this scheme, install on the spray unit between last guide wire roller and the lower guide wire roller additional and connect the silo to receive the incrustation scale that drops from the shower nozzle, prevent that the incrustation scale from entering into between guide wire roller and the screen cloth, improve equipment life.

The utility model provides a technical scheme does: a wire guide roller cleaning mechanism of a fourdrinier machine comprises an upper wire guide roller and a lower wire guide roller, wherein a spraying cleaning unit is arranged below the side of the upper wire guide roller and above the side of the lower wire guide roller, the spraying cleaning unit comprises a spraying pipe and a material receiving groove, the spraying pipe is arranged along the horizontal direction and is provided with a plurality of nozzles, and the direction of the nozzles is over against the position where the upper wire guide roller and screen cloth are combined; the material receiving groove is positioned on one side of the spray pipe and is positioned right below the spray nozzle.

The cleaning mechanism for the wire guide roller of the fourdrinier machine further comprises a frame and a support, wherein the upper wire guide roller and the lower wire guide roller are fixed on the frame, the support is fixed on the frame, and the spray pipe and the material receiving groove are fixed on the support.

In the above cleaning mechanism for the wire guide roller of the fourdrinier paper machine, the support comprises a first U-shaped steel arranged along the length direction of the upper wire guide roller and facing upwards, a second U-shaped steel which is perpendicular to the first U-shaped steel and horizontally arranged and is positioned at two ends of the first U-shaped steel, a third U-shaped steel and a fourth U-shaped steel which are perpendicular to the second U-shaped steel and vertically arranged at two ends of the second U-shaped steel, the third U-shaped steel is fixedly connected with the frame, and the spray pipe is fixed on the open surface of the first U-shaped steel through a hoop; an inclined plate is fixed on one side of the first U-shaped steel close to the upper net guide roller, and the inclined plate and the side wall of the first U-shaped steel form the material receiving groove; and two ends of the inclined plate are welded on the fourth U-shaped steel.

In the above-mentioned fourdrinier paper machine's guide wire roller wiper mechanism, the clamp is the U type clamp, clamp and second U shaped steel fixed connection.

In the above-mentioned fourdrinier wire roller cleaning mechanism, the second U-shaped steel is fixedly connected with the hoop through a pair of inverted L-shaped steel plates, and two legs of the hoop are fixedly connected with the inverted L-shaped steel plates through nuts.

After the technical scheme is adopted in the utility model, its beneficial effect who has is:

install additional on the unit that sprays between last guide wire roller and the lower guide wire roller and connect the silo to receive the incrustation scale that drops from the shower nozzle, prevent that the incrustation scale from entering into between guide wire roller and the screen cloth, improve equipment life.

Drawings

Fig. 1 is a front view of embodiment 1 of the present invention;

fig. 2 is an enlarged view of a part a of fig. 1 according to embodiment 1 of the present invention;

figure 3 is a side view of the spray cleaning unit and the rack of embodiment 1 of the present invention.

Detailed Description

The technical solution of the present invention will be further described in detail with reference to the following detailed description, but the present invention is not limited thereto.

Example 1:

referring to fig. 1-3, a wire guide roller cleaning mechanism of a fourdrinier machine comprises an upper wire guide roller 1 and a lower wire guide roller 2, wherein a spraying cleaning unit 3 is arranged below the upper wire guide roller 1 and above the lower wire guide roller 2, the spraying cleaning unit 3 comprises a spraying pipe 31 and a receiving groove 32, the spraying pipe 31 is arranged along the horizontal direction and is provided with a plurality of nozzles 33, and the direction of the nozzles 33 is opposite to the position where the upper wire guide roller 1 and a screen cloth are combined; the receiving groove 32 is located on one side of the spray pipe 31 and is located right below the spray nozzle 33.

In the operation process, nozzle 33 sprays water to the position that top guide net roller 1 and screen cloth combine for wash top guide net roller 1 and screen cloth, if accumulate the incrustation scale on nozzle 33, then can drop and connect the silo 32 in, prevent that the incrustation scale from dropping down the position that top guide net roller 2 and screen cloth combine and causing equipment to damage.

In this embodiment, the device further comprises a frame 4 and a support 5, the upper mesh guide roller 1 and the lower mesh guide roller 2 are fixed on the frame 4, the support 5 is fixed on the frame 4, and the spray pipe 31 and the material receiving groove 32 are fixed on the support 5.

Specifically, the support 5 is a light-weight support 5, the support 5 comprises a first U-shaped steel 51, a second U-shaped steel 52, a third U-shaped steel 53 and a fourth U-shaped steel 54, wherein the first U-shaped steel 51 is arranged along the length direction of the upper wire guiding roller 1, the open surface of the first U-shaped steel 51 faces upwards, the second U-shaped steel 52 is perpendicular to the first U-shaped steel 51 and is horizontally arranged at two ends of the first U-shaped steel 51, the third U-shaped steel 53 is perpendicular to the second U-shaped steel 52 and is vertically arranged at two ends of the second U-shaped steel 52, the third U-shaped steel 53 is fixedly connected with the frame 4, and the spray pipe; an inclined plate 55 is fixed on one side of the first U-shaped steel 51 close to the upper net guide roller 1, and the inclined plate 55 and the side wall of the first U-shaped steel 51 form the material receiving groove 32; both ends of the sloping plate 55 are welded to the fourth U-shaped steel 54. The spray pipe 31 and the receiving groove 32 can be effectively fixed through the combination of a plurality of U-shaped steels. The raw materials are common steel materials in paper mills, are easy to obtain and are simple to modify. And adopt a plurality of U shaped steel can effectual improvement support 5's bulk strength, and can effectual fixed spray tube 31.

Preferably, the clamp 56 is a U-shaped clamp 56, the clamp 56 is fixedly connected with the second U-shaped steel 52, more preferably, the second U-shaped steel 52 is fixedly connected with the clamp 56 through a pair of inverted L-shaped steel plates 57, and two legs of the clamp 56 are fixedly connected with the inverted L-shaped steel plates 57 through nuts.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims

1. A wire guide roller cleaning mechanism of a fourdrinier machine comprises an upper wire guide roller and a lower wire guide roller, wherein a spray cleaning unit is arranged below the side of the upper wire guide roller and above the side of the lower wire guide roller; the material receiving groove is positioned on one side of the spray pipe and is positioned right below the spray nozzle.

2. The fourdrinier wire roll cleaning mechanism according to claim 1, further comprising a frame and a support, wherein the upper wire roll and the lower wire roll are fixed to the frame, the support is fixed to the frame, and the spray pipe and the receiving trough are fixed to the support.

3. The fourdrinier wire roll cleaning mechanism according to claim 2, wherein the support comprises a first U-shaped steel with an open surface facing upward and arranged along the length direction of the upper wire roll, a second U-shaped steel which is perpendicular to the first U-shaped steel and arranged horizontally and positioned at two ends of the first U-shaped steel, a third U-shaped steel which is perpendicular to the second U-shaped steel and arranged vertically and arranged at two ends of the second U-shaped steel, and a fourth U-shaped steel, wherein the third U-shaped steel is fixedly connected with the frame, and the spray pipe is fixed on the open surface of the first U-shaped steel through a hoop; an inclined plate is fixed on one side of the first U-shaped steel close to the upper net guide roller, and the inclined plate and the side wall of the first U-shaped steel form the material receiving groove; and two ends of the inclined plate are welded on the fourth U-shaped steel.

4. The fourdrinier wire guide roll cleaning mechanism according to claim 3, wherein the clamp is a U-shaped clamp, and the clamp is fixedly connected with a second U-shaped steel.

5. The fourdrinier wire roll cleaning mechanism according to claim 3, wherein the second U-shaped steel is fixedly connected with a clamp by a pair of inverted L-shaped steel plates, and two legs of the clamp are fixedly connected with the inverted L-shaped steel plates by nuts.