CN213804615U

CN213804615U - Dewatering device for felt of paper machine

Info

Publication number: CN213804615U
Application number: CN202022213582.5U
Authority: CN
Inventors: 王旭东
Original assignee: Rizhao Huatai Paper Co ltd
Current assignee: Rizhao Huatai Paper Co ltd
Priority date: 2020-10-08
Filing date: 2020-10-08
Publication date: 2021-07-27
Anticipated expiration: 2030-10-08

Abstract

The utility model belongs to the technical field of paper machine equipment, a paper machine felt dewatering device is related to, drive the power device that the pressurized-water plate reciprocated the wet blanket including the pressurized-water plate and being located the pressurized-water plate top, the below of wet blanket is equipped with the header tank, and demountable installation has first porous disk and second porous disk in the header tank, the second porous disk is located the top of header tank, leaves the hole of permeating water that space and first porous disk were greater than the hole of permeating water of second porous disk between first porous disk and the second porous disk, the header tank has recovery water tank through the tube coupling. The utility model has the advantages of adopt the extruded mode of large tracts of land to dewater wet blanket, can reduce the destruction to wet blanket fine hair fibre when satisfying the dehydration demand.

Description

Dewatering device for felt of paper machine

Technical Field

The utility model belongs to the technical field of paper machine equipment, a paper machine felt dewatering device is related to.

Background

In a paper machine, it is necessary to press-dewater a paper web to smooth the paper surface, and in the above process, a papermaking felt is used and the papermaking felt is operated in a water-carrying state, and is generally called a wet felt. Although the wet blanket is operated under water, the moisture content is required, and thus, it is generally required to dewater the wet blanket in actual papermaking. Most of the prior wet blanket dehydration is carried out at the working position of the wet blanket to dehydrate the paper blank, for example, a suction box can be adopted to dehydrate the wet blanket by using vacuum negative pressure, or a set of scraper dehydration mechanism is arranged, however, the above dehydration mode can damage the fluff fiber of the wet blanket while dehydrating the wet blanket, so that the problem that how to reduce the damage to the fluff fiber of the wet blanket while ensuring the dehydration effect of the wet blanket becomes to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a paper machine felt dewatering device adopts the extruded mode of large tracts of land to dewater wet blanket, can reduce the destruction to wet blanket fine hair fibre when satisfying the dehydration demand.

The technical scheme of the utility model includes: paper machine felt dewatering device, including the pressurized-water board and be located the pressurized-water board top and drive the power device that the pressurized-water board reciprocated the wet blanket, the below of wet blanket is equipped with the header tank, and demountable installation has first porous disk and second porous disk in the header tank, the second porous disk is located the top of header tank, leaves the hole of permeating water that space and first porous disk were greater than the hole of permeating water of second porous disk between first porous disk and the second porous disk, the header tank has recovery tank through the pipe connection.

The technical scheme of the utility model still include: the power device is a hydraulic cylinder, the hydraulic cylinder is fixed on the mounting frame, the mounting frame comprises a support column and a mounting plate fixed at the top end of the support column, and the hydraulic cylinder is fixed on the bottom surface of the mounting plate.

The technical scheme of the utility model still include: the both ends of first porous disk and second porous disk are equipped with the dovetail piece, and the lateral wall of header tank is equipped with the dovetail with dovetail piece complex.

The technical scheme of the utility model still include: the lateral wall sub-unit connection of header tank has the drain pipe, the drain pipe communicates with the recovery water tank and the recovery water tank is interior to be installed the drainage layer.

The beneficial effects of the utility model are that: utilize the pressurized-water board to carry out the extrusion dehydration to wet blanket, can reduce the destruction to the fine hair fibre on wet blanket surface, and install the header tank below wet blanket, and at header tank top installation second permeable plate, make the moisture that the wet blanket of pressurized-water board extrusion deviates from collect in the second permeable plate gets into the header tank, and still be equipped with first permeable plate in the header tank, be used for filtering the moisture that deviates from wet blanket of collecting, and design into the permeable pore space that is less than the second permeable plate with the permeable pore space of first permeable plate, avoid because the permeable pore space of the second permeable plate with wet blanket contact is too big to cause the harm to the fine hair fibre of wet blanket. In addition, the moisture that deviates from wet blanket that collects the header tank is arranged to the recovery tank and is carried out recovery processing, can reduce the destruction to wet blanket fine hair fibre when effectively dehydrating wet blanket, and can carry out recovery processing to the moisture that deviates from, avoids directly discharging the pollution that causes and the waste of water resource.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic diagram of an embodiment of the present invention.

Wherein:

1. wet blanket, 2, operation roller, 3, header tank, 31, first porous disk, 32, second porous disk, 33, dovetail piece, 34, drain pipe, 4, pressurized-water board, 41, mounting bracket, 42, pneumatic cylinder, 5, recovery water tank, 51, drainage blanket.

Detailed Description

In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.

In this document, terms such as "upper, lower, left, right, inner, and outer" are established based on the positional relationship shown in the drawings, and the corresponding positional relationship may vary depending on the drawings, and therefore, the terms are not to be construed as an absolute limitation of the protection scope; moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements. In addition, in the embodiments of the present invention, "above", "below", and the like include the present numbers.

The embodiment of the utility model discloses paper machine felt dewatering device is used for carrying out dehydration to the wet blanket of paper machine, and can reduce the destruction to wet blanket fine hair fibre when dehydrating wet blanket to can carry out recovery processing to the moisture of deviating from, can avoid deviating from the pollution that the direct emission of moisture caused and the water waste who causes.

As shown in fig. 1, the dewatering device for felt of paper machine of the embodiment of the present invention comprises a water pressing plate 4 and a power device capable of driving the water pressing plate 4 to move up and down to squeeze the wet blanket 1 for dewatering, specifically, the power device can use a hydraulic cylinder 42, and fix the hydraulic cylinder 42 on a mounting rack 41 downward. In this embodiment, the mounting frame 41 includes two supporting columns and a mounting plate fixed on the top of the supporting columns, the hydraulic cylinder 42 is fixed on the bottom surface of the mounting plate, and the power output shaft thereof is disposed downward, so as to drive the water pressing plate 4 located below the hydraulic cylinder to move up and down to press the wet carpet 1 to remove water.

The wet carpet 1 moves forward by the operation roller 2, and a water collecting tank 3 for collecting moisture removed from the wet carpet 1 is provided below the wet carpet 1. In particular, a first and a second

permeable plate

31, 32 are detachably mounted in the water collection tank 3, wherein the second permeable plate 32 is located at the top of the water collection tank 3, and is directly contactable with the wet carpet 1, and moisture escaping from the wet carpet 1 can enter the water collection tank 3 along the permeable apertures of the second permeable plate 32. The moisture that gets into continues the downward flow under the action of gravity, can pass through the first porous disk 31 that is located second porous disk 32 below once more, specifically, leaves the space in first porous disk 31 and second porous disk 32 to the moisture circulation of deviating from, and the impurity that contains in the moisture that is blockked by second porous disk 32 holds.

In this embodiment, the permeable holes of the first permeable plate 31 are designed to be larger than the permeable holes of the second permeable plate 32, so as to avoid the damage to the fluff fibers of the wet carpet 1 caused by the large permeable holes of the second permeable plate 32 directly contacting with the wet carpet 1.

In order to facilitate the cleaning of the impurities left on the first and second

permeable plates

31 and 32, especially the impurities left in the permeable pores of the two, the first and second

permeable plates

31 and 32 are designed to be detachably connected. Specifically, dovetail blocks 33 are arranged at two ends of the first permeable plate 31 and the second permeable plate 32, and matched dovetail grooves matched with the dovetail blocks 33 are arranged on the side wall of the water collecting tank 3.

A drain pipe 34 is connected to a lower portion of a sidewall of the water collecting tank 3, and the drain pipe 34 communicates with the recovery water tank 5, whereby the moisture collected in the water collecting tank 3 can be discharged into the recovery water tank 5. Furthermore, a water filtration layer 51 is installed in the recovery water tank 5 for performing a secondary filtration process on the water removed from the wet carpet 1, thereby preventing pollution caused by direct discharge.

In the case that the embodiments are not contradictory, at least some of the technical solutions in the embodiments may be recombined to form the essential technical solution of the present invention, and of course, the embodiments may also be cited or included in each other. Moreover, it should be noted that adaptation modifications (such as partial addition, partial deletion, and partial modification) made by those skilled in the art when recombining technical means described in each embodiment will also fall within the scope of the present invention.

The technical principles of the present invention have been described above with reference to specific embodiments, but it should be noted that the above descriptions are only for explaining the principles of the present invention, and should not be interpreted as specifically limiting the scope of the present invention in any way. Based on the explanations herein, those skilled in the art will conceive of other embodiments of the present invention or equivalents thereof without any inventive effort, and will fall within the scope of the present invention.

Claims

1. A dewatering device for a felt of a paper machine is characterized in that: including pressurized-water plate (4) and be located pressurized-water plate (4) top and drive pressurized-water plate (4) and reciprocate the power device who extrudes wet blanket (1), the below of wet blanket (1) is equipped with header tank (3), and demountable installation has first permeable plate (31) and second permeable plate (32) in header tank (3), second permeable plate (32) are located the top of header tank (3), leave the hole of permeating water that space and first permeable plate (31) are greater than the hole of permeating water of second permeable plate (32) between first permeable plate (31) and second permeable plate (32), header tank (3) have recovery tank (5) through the pipe connection.

2. A dewatering apparatus for a papermaker's felt as claimed in claim 1, wherein: the power device is hydraulic cylinder (42), hydraulic cylinder (42) are fixed on mounting bracket (41), mounting bracket (41) are including the support post and fix the mounting panel on support post top, and the bottom surface at the mounting panel is fixed in hydraulic cylinder (42).

3. A dewatering apparatus for a papermaker's felt as claimed in claim 1, wherein: the both ends of first porous disk (31) and second porous disk (32) are equipped with dovetail block (33), and the lateral wall of header tank (3) is equipped with the dovetail with dovetail block (33) complex.

4. A dewatering apparatus for a papermaker's felt as claimed in claim 1, wherein: the lateral wall sub-unit connection of header tank (3) has drain pipe (34), install water filtration layer (51) in drain pipe (34) and recovery tank (5) intercommunication and recovery tank (5).