CN207277071U - A kind of pulping device based on upset stirring and reciprocal disturbed flow type pulping - Google Patents

Abstract

The utility model provides a pulping device based on turning and stirring and reciprocating turbulence type pulping, which mainly includes a slurry generating device composed of a material box, a slurry outlet and a pillar, and consists of a driving shaft, a four-corner cam, a belt, and a The turning stirring device composed of the moving shaft and the blade plate, and the reciprocating turbulence device composed of the push rod, the spring and the stirring plate. In the flow area, the turning and stirring device is set in the turning and stirring area, and the reciprocating flow turbulence device is set in the reciprocating flow turbulence area. It is characterized by long-distance turning and mixing of crushed materials and driving and realizing reciprocating turbulent flow shearing and crushing. The utility model realizes the long-distance flipping, stirring and crushing of the crushed material through the belt and the leaf plate in the turning and stirring device, and realizes the reciprocating, disturbing, shearing and crushing of the crushed material through the push rod, spring and stirring plate in the reciprocating flow disturbing device.

Description

A pulping device based on tumbling stirring and reciprocating turbulent flow pulping

technical field

The utility model relates to a pulping device based on turning and stirring and reciprocating turbulence type pulping, in particular to a long-distance turning, stirring and crushing of crushed materials realized by belts and blades in the turning and stirring device. The push rod, spring and stirring plate in the machine realize the reciprocating turbulent flow shearing and crushing of the crushed material, which belongs to the technical research and development field of pulping equipment.

Background technique

As one of the most commonly used pulping equipment in the pulp and paper industry, the hydraulic pulper mainly crushes pulp boards, waste books, waste cartons, etc. However, due to the singleness of the working mode and structure of the current pulper, the following problems are caused: First, the pulping efficiency is low, which is mainly caused by the single pulping method. At present, the pulping method mainly relies on the rotation of the fixed rotor. Due to regional restrictions, if you want to stir evenly, you need to increase the stirring time, resulting in low pulping efficiency; second, the quality of the slurry is low. During the pulping process, some scraps are likely to be incompletely stirred and decomposed, and the particle size of the generated scraps is uneven. , resulting in uneven slurry.

Therefore, aiming at the common problems of low efficiency and low pulp quality in the use of existing pulpers, it is necessary to comprehensively consider the working mode and structure of the pulper, and design a pulper with high efficiency and high pulp quality. slurry equipment.

Contents of the invention

The utility model aims at the common problems of low efficiency and low slurry quality in the use of existing pulpers, and provides a kind of pulping based on turning stirring and reciprocating turbulence type pulping which can effectively solve the above problems. device.

A kind of pulping device based on turning and stirring and reciprocating turbulence type pulping of the utility model adopts the following technical scheme:

A pulping device based on turning and stirring and reciprocating turbulence type pulping, mainly including a slurry generating device, a turning and stirring device and a reciprocating flow turbulence device. The slurry generating device is divided into a turning and stirring area, a fine The slurry filtering area and the reciprocating turbulence area, the turning stirring device is set in the turning stirring area, and the reciprocating flow turbulence device is set in the reciprocating flow turbulence area; the slurry generating device shown is mainly composed of a material box, a slurry outlet and a pillar. It is a rectangular cylindrical structure. The material box is filled with crushed material and water. There are two parallel slots on the bottom wall and side wall in the middle of the material box. Filter plate A and filter plate B are respectively stuck in the card slots. There are pillars at the four corners outside the bottom of the box respectively, and the pulp outlet is set at the lower end of the fine pulp filter area; the turning and mixing area is mainly composed of a driving shaft, a four-corner cam, a belt, a driven shaft and a blade plate, and the driving shaft is installed on the shaft through a bearing. There is a motor at the upper end of the material box and one end of the driving shaft, and the motor is installed on the frame outside the material box. On the driven shaft, the driven shaft is installed at the middle and lower end of the material box through a bearing, and a vane is arranged on the driven shaft; the reciprocating turbulence device is mainly composed of a push rod, a spring and a stirring plate, and the push rod is close to the four-corner cam. There is a roller frame, the roller frame is provided with a roller, the roller is equipped with a roller, the roller is in contact with the four-corner cam, the push rod is provided with a spring seat near the side wall of the material box, the spring seat is provided with a spring and the other end of the spring is installed on the On the side wall of the material box, a cylinder is installed on the outside of one end of the push rod, and the cylinder is installed on the filter plate A and filter plate B, and the lower end of the push rod is welded with a stirring plate near the spring seat.

The turning and stirring zone is surrounded by the side wall of the material box and the filter plate A, the fine slurry filter zone is surrounded by the side wall of the material box, the filter plate A and the filter plate B, and the reciprocating turbulence zone is surrounded by the side wall of the material box and the filter plate B surrounded.

The four-cornered cam is provided with 4 protrusions uniformly distributed in the circumferential direction; the blade plate is a rectangular plate-shaped structure, and the number of the blade plates is 3 and is installed on the driven shaft uniformly distributed in the circumferential direction through the flat key B, and the 3 blade plates are 1 The groups are arranged symmetrically on the outside of the longitudinal section of the four-corner cam and on the inside of the belt.

The longitudinal section of the push rod is circular, and the longitudinal section of the cylinder is annular.

The distance from the push rod to the cylinder is 1.5 times the distance from the convex point to the concave point on the four-corner cam.

The stirring plate has a long plate structure, and the bottom and both sides of the stirring plate are provided with triangular sawtooth.

The filter plate A and the filter plate B are respectively provided with filter holes in 8 rows and 8 columns. The filter holes are in a frustum-shaped structure. The large aperture of the filter hole is twice the small aperture. The holes face the fine slurry filtration area respectively.

The utility model realizes the long-distance turning, stirring, crushing and reciprocating turbulence shearing and crushing of the crushed material through the turning and stirring device and the reciprocating flow turbulence device, that is, the long-distance turning, stirring and crushing of the broken material is realized through the belt and blade plate in the turning and stirring device , through the push rod, spring and stirring plate in the reciprocating turbulence device, the reciprocating turbulence shearing and crushing of the scrap is realized.

The utility model realizes the long-distance turning, stirring and crushing of the crushed material through the belt and the leaf plate in the turning and mixing device. Specifically, when the equipment is working, the motor drives the driving shaft and drives the four-cornered cam and the belt on it to rotate, and the belt passes through the driven The shaft transmits the rotating power to the blade plate. Since the driven shaft is arranged horizontally, the blade plate will turn over, stir, crush and decompose the mixture of crushed material and water in the turning mixing zone; and because of the setting of the belt, it will realize remote The distance drives the driven shaft and the vane, eliminating the disadvantages of the position limitation of the fixed rotor, so as to realize the crushing and decomposition of the debris in the long-distance area; in addition, through the free arrangement of the driven shaft and the belt in the horizontal or vertical direction, it is easy to facilitate different materials. The rapid crushing of crushed materials, that is, for the crushed materials with high density and easy to settle at the bottom of the material box, it is only necessary to arrange the driven shaft and the belt at the lower position, so that the crushed materials in the bottom area can be stirred in a targeted manner, while for the crushed materials with low density and easy to float For the crushed material in the upper part of the material box, it is only necessary to arrange the driven shaft and the belt upwards, so that the crushed material in the upper area can be mixed in a targeted manner. Therefore, this kind of regionally targeted and freely arranged turning and stirring can speed up the crushing of the crushed material. Thereby improving the crushing and decomposition efficiency of the crushed material.

In the utility model, the four-corner cam on the driving shaft is designed to have four protrusions uniformly distributed in the circumferential direction. Through this design, the driving force for reciprocating motion is provided for the reciprocating turbulence device, that is, when the convex point of the four-corner cam and the roller on the push rod Contact pushes the push rod and compresses the spring, moving the push rod away from the four-corner cam; and when the dimple of the four-corner cam contacts the roller on the push rod, the compression spring pushes the push rod toward the four-corner cam.

The utility model is provided with two groups of blade plates on the driven shaft, and the stirring area is increased through this design, and the crushing and decomposition efficiency of the broken materials is improved.

The utility model realizes the reciprocating turbulence shearing and crushing of the scrap through the push rod, spring and stirring plate in the reciprocating turbulence device. Specifically, when the equipment is working, the protrusion of the rotating four-corner cam drives the push rod to move left and compress The spring, the stirring plate on the push rod moves to the left and stirs the scraps in the reciprocating and turbulent flow area of the turbulence, and when the concave point of the four-corner cam contacts the push rod, the compressed spring will drive the push rod and the agitator on it The plate moves to the right and stirs and breaks down the broken materials. The cooperation between the four-corner cam and the spring will make the stirring plate on the push rod move left and right repeatedly and quickly stir the broken materials; while the triangular sawtooth on the side and bottom of the stirring plate , the crushed materials will be sheared and crushed to accelerate the crushing and decomposition of the difficult-to-decompose crushed materials.

The utility model is provided with a cylinder on the outside of one end of the push rod. Through this design, it not only guides the movement of the push rod, but also plays the role of supporting the push rod and the stirring plate.

The utility model is provided with a roller on the push rod, and the motion resistance of the four-corner cam and the push rod is reduced through this design, that is, the sliding motion resistance when the push rod and the four-corner cam are in contact is changed to rolling motion resistance, thereby reducing the motion resistance.

The utility model is provided with a filter plate A and a filter plate B on both sides of the fine pulp filter area, through this design the size of the crushed material is controlled, that is, through the filter holes on the filter plate A and the filter plate B to control, Only the crushed material that meets the requirements enters the fine pulp filter area through the filter hole, so that evenly sized crushed material can be temporarily stored in the fine pulp filter area to ensure the quality of the slurry.

In the utility model, the filter hole is designed as a truncated cone structure, and the large hole faces the fine pulp filter area. Through this design, the filter hole is prevented from being blocked by the debris, and the debris entering the filter hole is quickly separated from the filter hole.

The beneficial effects of the utility model are: the long-distance flipping, mixing and crushing of the crushed material is realized by the belt and the leaf plate in the turning stirring device, and the reciprocating flow turbulence shear of the crushed material is realized by the push rod, spring and stirring plate in the reciprocating flow turbulence device. Cut into pieces.

Description of drawings

Fig. 1 is a schematic diagram of the overall front view of the four-corner cam protrusion of the present invention when it is in operation.

Fig. 2 is a schematic diagram of the overall top view structure of the four-corner cam protrusion of the utility model when it is in operation.

Fig. 3 is a schematic diagram of the overall front view of the four-corner cam dimple of the utility model when it is in operation.

Fig. 4 is a schematic view of the left structure of the turning and stirring device of the present invention.

Fig. 5 is a partial structural schematic diagram of the contact between the quadrangular cam and the roller of the present invention.

Fig. 6 is a schematic diagram of the partial structure of the four-corner cam fixing part and the contact part with the roller of the present invention.

Fig. 7 is a schematic diagram of the partial structure of the vane on the driven shaft and the fixing part of the driven shaft of the present invention.

Fig. 8 is a structural schematic diagram of the stirring of the present invention.

Fig. 9 is a structural schematic diagram of a filter plate B of the present invention.

Fig. 10 is a schematic structural view of the filter plate A of the present invention.

Among them: 1. Feed box, 2. Leaf plate, 3. Crushed material, 4. Water, 5. Filter plate A, 6. Pulp outlet, 7. Filter hole, 8. Filter plate B, 9. Stirring plate, 10 , pillar, 11, spring, 12, spring seat, 13, push rod, 14, cylinder, 15, four-corner cam, 16, belt, 17, roller, 18, roller, 19, roller frame, 20, driving shaft, 21, motor, 22, bearing, 23, flat key A, 24, flat key B, 25, triangular sawtooth, 26, driven shaft, 27, support.

Detailed ways

Example:

As shown in Fig. 1, Fig. 2 and Fig. 3, a kind of pulping device based on turning and stirring and reciprocating turbulence type pulping of the utility model mainly includes a slurry generating device, a turning and stirring device and a reciprocating flow turbulence device. The slurry generating device is divided into a turning stirring area, a fine slurry filtering area and a reciprocating flow disturbance area from right to left.

The turning and stirring area is surrounded by the side wall of the material box 1 and the filter plate A 5, the fine pulp filter area is surrounded by the side wall of the material box 1, the filter plate A 5 and the filter plate B 8, and the reciprocating turbulence area is surrounded by the side wall of the material box 1 And filter plate B 8 enclosed.

The utility model realizes the long-distance turning, stirring, crushing and reciprocating turbulence shearing and crushing of the crushed material 3 through the turning and stirring device and the reciprocating flow turbulence device, that is, the remote movement of the breaking material 3 is realized by the belt 16 and the blade plate 2 in the turning and stirring device. The reciprocating turbulence, shearing and crushing of the crushed material 3 is realized through the push rod 13, the spring 11 and the stirring plate 9 in the reciprocating turbulence device.

The slurry generating device is mainly composed of a material box 1, a slurry outlet 6 and a pillar 10. The material box 1 is a rectangular cylindrical structure, and the material box 1 is filled with crushed material 3 and water 4. The walls are respectively provided with 2 parallel slots, the filter plate A 5 and the filter plate B 8 are respectively stuck in the slots, the four corners outside the bottom of the material box 1 are respectively provided with pillars 10, and the slurry outlet 6 is located in the fine pulp filter. lower end of the area.

As shown in Fig. 4, Fig. 5, Fig. 6 and Fig. 7, the turning stirring area is mainly composed of a driving shaft 20, a four-corner cam 15, a belt 16, a driven shaft 26 and a blade plate 2, and the driving shaft 20 is installed on the material through a bearing 22. Case 1 upper end, driving shaft 20 one end is provided with motor 21, and motor 21 is installed on the support 27 of feed box 1 outside, and four-corner cam 15 is installed on the driving shaft 20 by flat key A 23, and the driving shaft on both sides of four-corner cam 15 20 is provided with belt 16 respectively, and belt 16 lower ends are installed on the driven shaft 26, and driven shaft 26 is installed in the lower end in material box 1 by bearing 22, and driven shaft 26 is provided with blade plate 2.

The four-corner cam 15 is provided with four protrusions uniformly distributed in the circumferential direction; the blade plate 2 is a rectangular plate-shaped structure, and the number of the blade plates 2 is three and is installed on the driven shaft 26 uniformly distributed in the circumferential direction through the flat key B 24, and the three blades The plates 2 are symmetrically arranged in one group on the outside of the longitudinal section of the four-corner cam 15 and on the inside of the belt 16 .

The utility model realizes the long-distance turning, stirring and crushing of the crushed material 3 through the belt 16 and the blade plate 2 in the turning and mixing device. Specifically, when the equipment is working, the motor 21 drives the driving shaft 20 and drives the four-corner cam 15 and the belt on it. 16 rotates, and the belt 16 transmits the rotational power to the blade plate 2 through the driven shaft 26. Since the driven shaft 26 is arranged horizontally, the blade plate 2 will carry out the mixed liquid of the crushed material 3 and water 4 in the turning and mixing zone. Turn over, stir, crush and decompose; and due to the setting of the belt 16, the driven shaft 26 and the blade plate 2 will be driven from a long distance, and the disadvantages of the position limitation of the fixed rotor will be eliminated, so as to realize the crushing and decomposition of the fragment 3 in the remote area; in addition, by The free arrangement of the moving shaft 26 and the belt 16 in the horizontal or vertical direction facilitates the rapid crushing of scraps 3 of different materials. and the belt 16 are arranged at the lower position, which can specifically stir the crushed material 3 in the bottom area, and for the crushed material 3 with low density and easy to float on the upper part of the material box 1, it is only necessary to arrange the driven shaft 26 and the belt 16 on the upper side, which can Targeted stirring of the crushed material 3 in the upper area, therefore, this region-specific and freely arranged overturning and stirring can accelerate the crushing of the crushed material 3, thereby improving the crushing and decomposition efficiency of the crushed material 3.

In the utility model, the four-corner cam 15 on the drive shaft 20 is designed to have four protrusions uniformly distributed in the circumferential direction. Through this design, the driving force for reciprocating motion is provided for the reciprocating turbulence device. When the roller 17 on the 13 is in contact, the push rod 13 will be pushed and the spring 11 will be compressed, so that the push rod 13 will be away from the four-corner cam 15; Push the push rod 13 to move towards the four-corner cam 15 .

The utility model is provided with two sets of blades 2 on the driven shaft 26, and the stirring area is increased through this design, and the crushing and decomposition efficiency of the scrap 3 is improved.

As shown in Figure 8, the reciprocating spoiler is mainly composed of a push rod 13, a spring 11 and a stirrer 9. The push rod 13 is provided with a roller frame 19 near the four-corner cam 15, and the roller frame 19 is provided with a roller 18. Roller 17 is housed on 18, and roller 17 is in contact with four-corner cam 15, and push rod 13 is provided with spring seat 12 near the side wall of material box 1, and spring seat 12 is provided with spring 11 and the other end of spring 11 is installed on the side wall of material box 1 On the outer side of one end of the push rod 13, a cylinder 14 is installed, and the cylinder 14 is installed on the filter plate A 5 and the filter plate B 8, and the lower end of the push rod 13 is welded with a stirring plate 9 near the spring seat 12.

The longitudinal section of the push rod 13 is circular, and the longitudinal section of the cylinder 14 is annular. The distance from the push rod 13 to the cylinder 14 is 1.5 times of the distance from the convex point to the concave point on the square cam 15 .

The stirring plate 9 is a long plate structure, and the bottom and both sides of the stirring plate 9 are provided with triangular sawtooth 25 .

The utility model realizes the reciprocating turbulence shearing and crushing of the scrap 3 through the push rod 13, the spring 11 and the stirring plate 9 in the reciprocating turbulence device. Specifically, when the equipment is working, the protrusions of the rotating four-corner cam 15 drive the The rod 13 moves to the left and compresses the spring 11, and the stirring plate 9 on the push rod 13 moves to the left accordingly and stirs the fragments 3 in the turbulence reciprocating turbulence area, and when the concave point of the four-corner cam 15 contacts the push rod 13, The compressed spring 11 will drive the push rod 13 and the stirring plate 9 on it to move to the right and stir and break down the broken material 3. The mutual cooperation between the four-corner cam 15 and the spring 11 will prompt the stirring plate 9 on the push rod 13 to move left and right repeatedly. , move to the right and quickly stir the crushed material 3; and the triangular sawtooth 25 on the side and bottom of the stirring plate 9 will shear and crush the crushed material 3, and accelerate the crushing and decomposition of the difficult-to-decompose crushed material 3.

The utility model is provided with a cylinder 14 on the outside of one end of the push rod 13 , through this design, the movement of the push rod 13 is guided, and the function of supporting the push rod 13 and the stirring plate 9 is played.

The utility model is provided with roller 17 on push rod 13, reduces the movement resistance of square cam 15 and push rod 13 by this design, is about to slide movement resistance when push rod 13 and square cam 15 contacts, changes rolling movement resistance, Thereby reducing movement resistance.

9 and 10, the filter plate A5 and the filter plate B8 are respectively provided with filter holes 7 in 8 rows and 8 columns, the filter holes 7 are in a frustum-shaped structure, and the large aperture of the filter hole 7 is 2 of the small aperture. times, the large holes on the filter plate A5 and the filter plate B8 respectively face the fine pulp filtration area.

The utility model is provided with filter plate A 5 and filter plate B 8 on both sides of the fine pulp filter area, through this design the size of the crushed material 3 is controlled, that is, through the filter plate A 5 and filter plate B 8 Controlled by the filter hole 7, only the crushed material 3 that meets the requirements enters the fine slurry filtration area through the filter hole 7, so that the uniform size of the crushed material 3 is temporarily stored in the fine slurry filter area to ensure the quality of the slurry.

In the utility model, the filter hole 7 is designed as a truncated cone structure and the large hole faces the fine slurry filter area. This design not only prevents the debris 3 from blocking the filter hole 7, but also realizes that the debris 3 entering the filter hole 7 can quickly leave the filter hole. 7.

Claims (7)

1. a kind of pulping device based on upset stirring and reciprocal disturbed flow type pulping, mainly includes slurry generating means, upset is stirred Mix device and reciprocal disturbing flow device, in slurry generating means from the right side to a left side be divided into overturning stirring area, screened stock filtering area and toward Multiple turbulent flow area, upset agitating device are located in upset stirring area, and reciprocal disturbing flow device is located at reciprocal turbulent flow area；It is characterized in that： Shown slurry generating means are mainly made of hopper, grout outlet and pillar, and hopper is rectangular tubular construction, and particle is housed in hopper And water, the bottom wall in the middle part of hopper are respectively equipped with 2 parallel card slots with side-walls, filter plate A and filter plate B are stuck in card slot Interior, hopper Basolateral four corners are respectively equipped with pillar, and grout outlet is located at screened stock filtering area lower end；The upset stirring area is main It is made of driving shaft, four-boss breaker cam, belt, driven shaft and impeller, driving shaft is installed on hopper upper end, driving shaft one by bearing End is equipped with motor, and motor is installed on the engine base on the outside of hopper, and four-boss breaker cam is installed on driving shaft by flat key A, and corner is convex Take turns and belt is respectively equipped with the driving shaft of both sides, belt lower end is installed on driven shaft, and driven shaft is installed on hopper by bearing Middle lower end, driven shaft are equipped with impeller；The reciprocal disturbing flow device mainly by push rod, spring and stirs plate and forms, and push rod is close to four Rolling frame is equipped with angular cams, rolling frame is equipped with roller bearing, roller is housed on roller bearing, and roller is contacted with four-boss breaker cam, and push rod is close to material Case side-walls are equipped with spring base, and spring base is equipped with spring and the spring other end is on hopper side wall, dress on the outside of push rod one end There is cylinder, cylinder is installed on filter plate A and filter plate B, and push rod lower end is welded with spring base stirs plate.

A kind of 2. pulping device based on upset stirring and reciprocal disturbed flow type pulping as claimed in claim 1, it is characterised in that： The upset stirring area is surrounded by hopper side wall and filter plate A, and screened stock filtering area is enclosed by hopper side wall, filter plate A and filter plate B Into reciprocal turbulent flow area is surrounded by hopper side wall and filter plate B.

A kind of 3. pulping device based on upset stirring and reciprocal disturbed flow type pulping as claimed in claim 1, it is characterised in that： The four-boss breaker cam is equipped with 4 circumferentially uniformly distributed protrusions；Impeller is oblong plate-shaped structure, and impeller quantity is 3 and passes through flat key B Circumferentially uniformly distributed is installed on driven shaft, and 3 impeller are arranged symmetrically on the outside of four-boss breaker cam vertical section and on the inside of belt for 1 group.

A kind of 4. pulping device based on upset stirring and reciprocal disturbed flow type pulping as claimed in claim 1, it is characterised in that： The vertical section of the push rod is rounded, and the vertical section of cylinder is in circular ring type.

A kind of 5. pulping device based on upset stirring and reciprocal disturbed flow type pulping as claimed in claim 1, it is characterised in that： The distance of the push rod to cylinder is 1.5 times of raised points on four-boss breaker cam to concave point distance.

A kind of 6. pulping device based on upset stirring and reciprocal disturbed flow type pulping as claimed in claim 1, it is characterised in that： The plate that stirs is long slab structure, and the base and two sides for stirring plate are equipped with triangle sawtooth.

A kind of 7. pulping device based on upset stirring and reciprocal disturbed flow type pulping as claimed in claim 1, it is characterised in that： The filter hole of 8 rows 8 row is respectively equipped with the filter plate A and filter plate B, filter hole is in taper type structure, the macropore of filter hole Footpath is 2 times of small-bore, and the macropore on filter plate A and filter plate B is respectively facing screened stock filtering area.