CN210177271U - Paper compaction dewatering equipment - Google Patents

Abstract

The utility model discloses a paper compaction dewatering equipment, including frame, last compression roller, lower compression roller, locate a plurality of guide rolls in the frame and around locating the conveyer belt on the guide roll, it is equipped with a plurality of filtration pores to run through on the conveyer belt, be equipped with dewatering mechanism in the frame, dewatering mechanism is including the dewatering roller that sets firmly in the frame and the compression roller that the rotatable cover was located on dewatering roller, be equipped with air inlet cavity and the cavity of giving vent to anger in the dewatering roller, air inlet cavity is linked together with the cavity of giving vent to anger, through the setting of filtration pore, makes the paper move along with the conveyer belt is synchronous, and waste water can flow out from the filtration pore, avoids waste water to stay on dewatering equipment, influences the follow-up dewatering effect to the paper, avoids the secondary of paper to soak; through the arrangement of the air outlet cavity, air sprayed out of the air outlet cavity can be obliquely sprayed on the paper, and pre-dehydration is realized on the paper.

Description

Paper compaction dewatering equipment

Technical Field

The utility model relates to a papermaking machinery equipment technical field especially relates to a paper compaction dewatering equipment.

Background

Along with the development of economy paper's usage is wider and wider, and the use amount of paper also becomes bigger and bigger, but current paper dewatering device is squeezing the in-process, and the waste water when the paper dewaters easily remains on dewatering device, causes the secondary of paper to soak, is difficult for squeezing water clean, adopts to squeeze many times and dewaters, very easily causes the paper damage of treating processing.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome prior art not enough, provide a paper compaction dewatering equipment.

The utility model provides a paper compaction dewatering equipment, includes the frame, goes up compression roller, lower compression roller, locates a plurality of guide rolls in the frame and around locating the conveyer belt on the guide roll, it is equipped with a plurality of filtration pores to run through on the conveyer belt, be equipped with dewatering mechanism in the frame, dewatering mechanism locates the compression roller on the dewatering roller including setting firmly dewatering roller and the rotatable cover in the frame, be equipped with the cavity of admitting air in the dewatering roller and giving vent to anger the cavity, the cavity of admitting air is linked together with the cavity of giving vent to anger, the cavity of giving vent to anger is fan-shaped locates dewatering roller side below, be equipped with a plurality of air outlet grooves along its circumferencial direction.

The utility model, through the arrangement of the filter holes, when the paper moves synchronously along with the conveyor belt, the waste water can flow out from the filter holes, thereby avoiding the waste water from remaining on the dewatering equipment, influencing the subsequent dewatering effect on the paper and avoiding the secondary soaking of the paper; through the arrangement of the air inlet cavity, air can be filled into the air inlet cavity; the air inlet cavity is communicated with the air outlet cavity, so that air in the air inlet cavity can enter the air outlet cavity; the air outlet cavity is arranged below the side of the dewatering roller in a fan shape, so that air sprayed out of the air outlet cavity can be obliquely sprayed on paper, the air sprayed downwards on the paper promotes the air on the paper to flow out of the filtering holes, the paper is pre-dewatered, meanwhile, the paper can be promoted to be flatly laid on the conveyer belt, wrinkles generated when the paper enters the upper and lower pressing rollers along with the conveying are avoided, the yield of finished products is ensured, the air sprayed to the rear side can blow away dust remained on the surface of the paper, excessive dust remained on the surface of the paper after dewatering is avoided, and the appearance quality of the paper is further ensured; the dewatering roller is fixedly arranged on the rack, so that the air outlet cavity is always obliquely arranged with the conveyor belt, and the dewatering and dedusting actions of the air in the air outlet cavity on the paper are ensured to be carried out uninterruptedly; the air outlet cavity is arranged to be fan-shaped, so that more air can be contained in the air outlet cavity, and the situations of less air and insufficient air pressure are avoided.

Be equipped with a plurality of grooves of giving vent to anger along its circumferencial direction interval on the compression roller, through set up a plurality of grooves of giving vent to anger on the compression roller for from giving vent to anger inslot spun gas pressure stronger, and a plurality of grooves of giving vent to anger set up along circumferencial direction interval on the compression roller, make the compression roller when rolling on the roller that removes water, have part to go out the groove all the time and be located the air cavity side, thereby guarantee to give vent to anger the cavity and can blow gas to the paper all the time.

The utility model discloses a set up the dehydration roller, including the compression roller, the setting is hugged closely with the compression roller to the compression roller, the compression roller is hugged closely the setting with the conveyer belt, it is equipped with the kink to go out the gas tank inboard, through the setting of hugging closely of dehydration roller and compression roller, can avoid the gas in the air cavity to spill over, guarantee that the gas in the air cavity can all act on the paper, practice thrift the energy consumption, through the setting of kink, can avoid the compression roller to remove when the roller rotates relatively the compression roller inboard and remove the collision in the roller outside, thereby influence the tight paper speed of conveyer belt, be through compression roller and conveyer belt and hug closely the setting, make on the conveyer belt paper can realize laying in advance under the effect of compression roller, avoid the.

The gas groove outside of giving vent to anger is equipped with colludes the portion, collude the portion and buckle the setting towards the gas groove inboard of giving vent to anger, through the setting that colludes the portion for when gaseous from giving vent to anger the groove blowout, partial gas can be at the inside backward flow under the effect of portion that colludes, thereby slows down from giving vent to anger groove spun gas velocity of flow, makes gaseous be the diffusion state blowout, damages the paper when avoiding gas injection to the paper on.

Go up compression roller surface cover and be equipped with crowded water layer, this crowded water layer has elasticity and waterproof nature, setting through crowded water layer, do not contact with paper direct when making last compression roller dewater the paper, avoid the wearing and tearing of last compression roller, have elastic setting through crowded water layer, certain deformability has when making crowded water layer extrusion paper, thereby make and become the face contact by line contact between crowded water layer and the paper, guarantee the crowded water effect of last compression roller to the paper, avoid the incomplete condition of crowded water, have waterproof nature's setting through crowded water layer, make the unable crowded water in-layer that gets into of waste water of extruding, thereby when avoiding crowded water layer extrusion paper, waste water in the crowded water layer causes the paper to soak the secondary.

The utility model discloses a water squeezing layer, including the squeezing layer, the squeezing layer inner wall is equipped with a plurality of lugs along its circumferencial direction, be equipped with on the top roll with lug matched with recess, the lug inlays and locates in the recess, through the cooperation of lug and recess, the change of the squeezing layer of being convenient for, its simple structure, the manual installation of being convenient for need not to polish to whole top roll.

Still be equipped with in the frame and scrape water installation, scrape water installation including the board of falling into water in locating the frame, slope set up the groove of falling into water on the board of falling into water and hug closely the scraper blade that sets up with last compression roller, hug closely the setting through scraper blade and last compression roller for accessible scraper blade strikes off its surperficial waste water when going up the compression roller and rotating, and its surface does not remain the waste water that once extrudees the reservation when guaranteeing to go up the compression roller and extrudeing the paper, has improved the press portion dryness factor, has increased the intensity of paper dry portion.

The scraper blade slope sets up on the board that falls into water, sets up on the board that falls into water through the scraper blade slope for the waste water that strikes off from last compression roller can follow the scraper blade landing to the board that falls into water on, avoids waste water directly to drop from last compression roller and causes the sputtering, and the cost is practiced thrift in the collection of the waste water of being convenient for simultaneously.

The utility model, through the arrangement of the filter holes, when the paper moves synchronously along with the conveyor belt, the waste water can flow out from the filter holes, thereby avoiding the waste water from remaining on the dewatering equipment, influencing the subsequent dewatering effect on the paper and avoiding the secondary soaking of the paper; through the arrangement of the air outlet cavity, air sprayed out of the air outlet cavity can be obliquely sprayed on the paper, and pre-dehydration is realized on the paper.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a cross-sectional view of the present invention.

Fig. 4 is a partially enlarged schematic view of a portion a of fig. 3.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-4, a paper compacting and dewatering device comprises a frame 1, an upper press roll 2, a lower press roll 3, a plurality of guide rolls disposed on the frame 1, and a conveyor belt 6 wound on the guide rolls, wherein the guide rolls include a first guide roll 51, a second guide roll 52, a third guide roll 53, and a fourth guide roll 54, the first guide roll 51 is rotatably disposed on the left side of the frame 1, the second guide roll 52 is rotatably disposed on the right side of the frame 1, the third guide roll 53 is rotatably disposed on the left lower side of the frame 1, the third guide roll 53 is disposed on the right side of the first guide roll 51, the fourth guide roll 54 is rotatably disposed on the right lower side of the frame 1, the fourth guide roll 54 is disposed on the left side of the second guide roll 52, the conveyor belt 6 is wound on the guide rolls and tensioned with the respective guide rolls, a paper feeding driving member 521 is welded on the frame 1, the paper feeding driving member 521 is a common motor directly available on the market, and therefore, details are not repeated, an output shaft of the paper feeding driving member 521 penetrates through a corresponding through hole in the frame 1 to be welded and fixedly connected with the second guide roller 52, so that the paper feeding driving member 521 can drive the second guide roller 52 to rotate, the conveyor belt 6 is driven to rotate, feeding can be realized only by placing paper to be dehydrated on the conveyor belt, the conveyor belt 6 is made of rubber, the conveyor belt 6 has certain deformation capacity, damage of the conveyor belt during dehydration is avoided, waste water cannot enter the rubber, extruded waste water cannot enter the conveyor belt 6, secondary wetting of the paper by the waste water in the conveyor belt 6 during extrusion of the paper is avoided, the conveyor belt 6 is provided with a plurality of filter holes 61 at intervals along the surface of the conveyor belt 6, and when the paper synchronously moves along with the conveyor belt through the arrangement of the filter holes, waste water can follow filtration pore department and flow, avoids waste water to stay on dewatering equipment, influences follow-up dehydration effect to the paper, avoids the secondary of paper to soak.

Further, on the conveyor belt 6, a dewatering mechanism is arranged on the frame 1, the dewatering mechanism comprises a dewatering roller 7 and a press roller 8 which are fixedly arranged on the frame 1, the dewatering roller 7 is inwards provided with an air inlet cavity 71 and an air outlet cavity 72 in a concave manner, the air inlet cavity 71 is communicated with the air outlet cavity 72, the air outlet cavity 72 is arranged below the dewatering roller 7 in a fan shape, a dewatering driving member 73 is welded on the frame 1, the dewatering driving member 73 is a common air pump which can be directly purchased in the market, so that the details are not repeated, an air pipe of the dewatering driving member 73 passes through a corresponding through hole on the dewatering roller 7 to be communicated with the air inlet cavity 71, so that the dewatering driving member 73 can convey air into the air inlet cavity 71, the press roller 8 is sleeved on the dewatering roller 7, the dewatering roller 7 and the press roller 8 are arranged in a close fit manner, and the press roller 8 and the conveyor belt 6 are arranged in a close, the inner side of the air outlet groove 81 is provided with a bending part 811, the side wall of the air outlet groove 81 of the bending part 811 is formed by inwards inclining and sinking, the press roller 8 is provided with a plurality of air outlet grooves 81 at intervals along the circumferential direction, and the air in the air outlet cavity 71 can be discharged through the air outlet grooves 81.

Specifically, go out the gas tank 81 outside and be equipped with portion 812 of colluding, portion 812 of colluding is formed by the outside arch of the gas tank 81 inner wall of going out, portion 812 of colluding just locates the gas tank 81 both sides towards the inboard bending type setting of gas tank 81 of going out, through the setting of portion of colluding for when gaseous from going out the gas tank blowout, part gas can be at the inside reflux under the effect of portion of colluding, thereby slows down from the gas flow rate of going out gas tank spun, makes gaseous being the diffusion state blowout, damages the paper when avoiding gas injection to paper on.

Further, the upper press roll 2 is rotatably disposed on the frame 1, a water squeezing layer 4 is sleeved on the outer surface of the upper press roll 2, the water squeezing layer 4 is supported by a rubber material in this embodiment, a plurality of protrusions 41 are convexly disposed on the inner wall of the water squeezing layer 4 along the circumferential direction, a groove 42 matched with the protrusions 41 is concavely disposed on the upper press roll 2, the protrusions 41 can be embedded in the groove 42, so as to facilitate replacement of the water squeezing layer 4, the lower surface of the water squeezing layer 4 abuts against the upper surface of the conveyor belt 6, a dewatering driving member 21 is welded on the frame 1, the dewatering driving member 21 is a common motor directly purchased on the market, and therefore, no description is given, the output shaft of the dewatering driving member 21 penetrates through a corresponding through hole on the frame 1 to be fixedly connected with the upper press roll 2 in a welding manner, so that the dewatering driving member 21 can drive the upper press roll 2 to rotate, the lower press roll 3, this lower compression roller 3 is located under last compression roller 2, and its top contacts with 6 lower surfaces of conveyer belt and offsets with last compression roller 2 bottom for when the paper passes through between last compression roller 2 and lower compression roller 3, the paper receives the extrusion force and realizes the dehydration.

Specifically, still be equipped with on the frame 1 and scrape water installation, scrape water installation including the board 9 that falls into water, the groove 91 and the scraper blade 10 of falling into water, the board 9 welding that falls into water is located on the frame 1, the groove 91 that falls into water is formed by the board 9 undercut that falls into water, and the groove 91 that should fall into water is the slope setting for waste water in the groove 91 of falling into water can flow to the slope side, scraper blade 10 slope sets up on the board 9 that falls into water, and hugs closely the setting with last compression roller 2, scraper blade 10 is supported by wear-resistant material.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

Claims (8)

1. The utility model provides a paper compaction dewatering equipment, includes frame (1), goes up compression roller (2), compression roller (3) down, locates a plurality of guide rolls in frame (1) and around locating conveyer belt (6) on the guide roll, its characterized in that: run through on conveyer belt (6) and be equipped with a plurality of filtration pores (61), be equipped with dewatering mechanism on frame (1), dewatering mechanism locates compression roller (8) on dewatering roller (7) including setting firmly dewatering roller (7) and the rotatable cover on frame (1), it is equipped with air inlet cavity (71) and the cavity (72) of giving vent to anger to remove to water to be equipped with in roller (7), air inlet cavity (71) is linked together with cavity (72) of giving vent to anger, cavity (72) of giving vent to anger is fan-shaped and locates dewatering roller (7) side below.

2. The paper sheet dewatering apparatus of claim 1, further comprising: and a plurality of air outlet grooves (81) are formed in the compression roller (8) at intervals along the circumferential direction of the compression roller.

3. The paper sheet dewatering apparatus of claim 2, wherein: remove water roller (7) and compression roller (8) and be hugging closely the setting, compression roller (8) are with conveyer belt (6) and hug closely the setting, air outlet groove (81) inboard is equipped with kink (811).

4. A paper sheet press dewatering apparatus according to claim 3, characterised in that: go out the air chute (81) outside and be equipped with colluding portion (812), collude portion (812) and set up towards the inboard bending of air chute (81).

5. The paper sheet dewatering apparatus of claim 1, further comprising: the outer surface of the upper pressing roller (2) is sleeved with a water squeezing layer (4), and the water squeezing layer (4) has elasticity and waterproofness.

6. The paper sheet dewatering apparatus of claim 5, further comprising: the inner wall of the water squeezing layer (4) is provided with a plurality of convex blocks (41) along the circumferential direction, grooves (42) matched with the convex blocks (41) are formed in the upper pressing roller (2), and the convex blocks (41) are embedded in the grooves (42).

7. The paper sheet dewatering apparatus of claim 1, further comprising: the machine frame (1) is further provided with a water scraping device, and the water scraping device comprises a water falling plate (9) arranged on the machine frame (1), a water falling groove (91) obliquely arranged on the water falling plate (9) and a scraper (10) tightly attached to the upper press roll (2).

8. The paper sheet dewatering apparatus of claim 7, further comprising: the scraping plate (10) is obliquely arranged on the water falling plate (9).

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