CN221320489U - Papermaking thick liquid sediment preprocessing device - Google Patents

Abstract

The utility model discloses a papermaking pulp residue pretreatment device, which belongs to the technical field of papermaking pulp residue treatment and comprises a shell, wherein an access cover is arranged at the lower end of the front surface of the shell, liquid discharge pipes are fixedly connected to the two sides of the bottom end of the shell, the output end of a servo motor extends to the inside of the shell and is fixedly connected with a mounting disc, the top end of the mounting disc is fixedly connected with a filter screen cylinder, the top end of the shell is fixedly connected with a cover plate through a bolt, one side of the top end of the cover plate is fixedly connected with a pulp inlet pipe penetrating through the cover plate, and when the filter screen cylinder rotates and centrifugally filters, a fixing rod and a scattering rod scatter papermaking pulp residues in the filter screen cylinder, so that subsequent centrifugal filtration operation is conveniently and better performed, and the outer cleaning plate and the inner cleaning plate clean and prevent blocking the outer wall and the inner wall of the filter screen cylinder respectively, so that the cleaning of the inner wall of the filter screen cylinder is realized, and the treatment working efficiency of the subsequent filter screen cylinder is ensured.

Description

Papermaking thick liquid sediment preprocessing device

Technical Field

The utility model relates to a papermaking pulp residue pretreatment device, and belongs to the technical field of papermaking pulp residue treatment.

Background

The papermaking slag slurry refers to waste generated in the papermaking process, and comprises cellulose, filler, paint, precipitate and the like, if the waste is not reasonably treated, the waste is directly discharged, serious pollution is caused to the environment, and certain resource waste is caused, so that the effective treatment of the papermaking slag slurry is very important, and the conventional pretreatment of the papermaking slag slurry is usually carried out by adopting centrifugal filtration and screening, so that some larger impurities of the papermaking slag are conveniently screened out, and the subsequent further treatment action is convenient.

Through searching, the prior patent (bulletin number: CN 219091321U) discloses a papermaking tailings treatment device, which comprises a treatment barrel, wherein a feeding pipeline is fixedly connected to the top of the treatment barrel, a fixing plate is fixedly connected to the inside of the treatment barrel, a first fixing hole is formed in the top of the fixing plate, a baffle is arranged in the inside of the treatment barrel, a feed inlet is formed in the top of the baffle, an installation barrel is fixedly connected to the bottom of the baffle, the outer surface of the installation barrel is spliced in the inside of the first fixing hole, and a connecting barrel is fixedly connected to the inside of the treatment barrel. The utility model has the advantages that: this papermaking is with tailing processing apparatus filter screen rotates and is centrifugal motion, screens the thick liquid, and the back is accomplished in the screening, and the material after the screening is discharged through the bleeder line and is collected, and the tailings is left in filter screen, through the valve that sets up, when the tailings is handled in the filter screen to needs, opens the bottom, opens the valve, and then can discharge the tailings in the filter screen.

But in above-mentioned scheme, inconvenient to filter screen section of thick bamboo is automatic cleans and prevents blocking up, in centrifugal screening process, some residue impurity in the papermaking thick liquid sediment can adhere on filter screen section of thick bamboo surface, and then can cause certain jam, influences subsequent filtration screening effect, and current general after the jam is serious, shut down the clearance to it, but this process is comparatively loaded down with trivial details inconvenient, and can increase user's amount of labour, reduces corresponding processing work efficiency. In view of this, there is a need for organization in developing papermaking sludge pretreatment devices.

Disclosure of utility model

The utility model aims to provide a papermaking pulp residue pretreatment device which solves the problem in the prior art that the filtering screen drum is inconvenient to automatically clean and prevent blocking.

The technical scheme of the utility model is as follows: the utility model provides a papermaking thick liquid sediment preprocessing device, includes the casing, the positive lower extreme of casing is provided with the access cover, fixedly connected with landing leg all around of casing bottom, the both sides fixedly connected with fluid-discharge tube of casing bottom, the intermediate position department fixedly connected with servo motor of casing bottom, servo motor output extends to the inside of casing and fixedly connected with mounting disc, the equiangle is provided with the installation component all around on mounting disc top, the top fixedly connected with filter screen section of thick bamboo of mounting disc, the top of casing is through bolt fixedly connected with apron, the bottom of apron is provided with clean subassembly, apron top one side fixedly connected with advances the thick liquid pipe that runs through the apron.

The cleaning component comprises a fixing rod, the fixing rod is fixedly connected to the middle position of the bottom end of the cover plate, the surface of the fixing rod is fixedly connected with a scattering rod at equal intervals, the bottom end of the fixing rod is fixedly connected with a mounting plate, one side of the top end of the mounting plate is fixedly connected with an inner cleaning plate, when the filter screen cylinder rotates for centrifugal filtration, the fixing rod and the scattering rod can scatter papermaking pulp inside the filter screen cylinder, so that follow-up better centrifugal filtration operation is facilitated, and the inner cleaning plate can clean and prevent blockage of the inner wall of the filter screen cylinder, so that the defect that manual shutdown is required in the prior art is avoided.

Preferably, the shape of interior clean board top view is the arc, and interior clean board bottom passes through the top fixed connection of bolt and mounting panel, guarantees the clean anti-blocking effect to the filter screen section of thick bamboo inner wall.

Preferably, the both sides fixedly connected with outer clean board of shells inner wall, and outer clean board is about the vertical axis symmetric distribution of casing, is convenient for to the clean anti-blocking action of filtration screen drum outer wall.

Preferably, the installation component includes the draw-in groove, the inner wall at the mounting disc is offered to draw-in groove equiangular degree, and the surface equiangular swing joint of mounting disc has the installation knob, installation knob one end fixedly connected with extends to the inside mounting bolt of draw-in groove, the lower extreme equiangular degree fixedly connected with fixture block on filter screen section of thick bamboo surface, and fixture block one end offered with mounting bolt matched with screw bolt hole, utilize filter screen section of thick bamboo bottom and the inside block of mounting disc to utilize fixture block and the inside block of draw-in groove, usable mounting bolt and the inside screw thread fit of bolt hole simultaneously can guarantee firm installation between filter screen section of thick bamboo and the mounting disc, and then be convenient for to the dismouting action of filter screen section of thick bamboo, be convenient for take out the inside paper sediment of filter screen section of thick bamboo or thoroughly wash the mediation to filter screen section of thick bamboo.

Preferably, a clamping structure is formed between the clamping block and the inside of the clamping groove, and the clamping block and the clamping groove are distributed at equal angles, so that the firm stability of preliminary clamping between the filter screen cylinder and the mounting disc is improved.

Preferably, the anti-skid patterns are formed on the surface of the installation knob at equal angles, and the cross section of each anti-skid pattern is rectangular, so that a user can rotate the installation knob better.

Preferably, a clamping structure is formed between the bottom end of the filter screen cylinder and the inside of the mounting plate, and the top view of the filter screen cylinder and the mounting plate is O-shaped, so that preliminary clamping and dismounting between the filter screen cylinder and the mounting plate are realized.

Preferably, the middle position department fixedly connected with guide platform of diapire in the casing, and the shape of guide platform is round platform shape, carries out the drainage to filtration screen drum centrifugal filtration's papermaking pulp water, and it can be faster and more thoroughly by the fluid-discharge tube discharge of being convenient for.

The working principle and the beneficial effects of the utility model are as follows:

1. According to the utility model, when the filter screen cylinder rotates for centrifugal filtration, the fixed rod and the scattering rod scatter papermaking pulp residues in the filter screen cylinder, so that the subsequent centrifugal filtration operation is facilitated, the inner cleaning plate cleans and prevents blocking of the inner wall of the filter screen cylinder, and meanwhile, the outer cleaning plate cleans and prevents blocking of the outer wall of the filter screen cylinder, so that the effect of blocking the filter screen cylinder to influence the subsequent centrifugal filtration is reduced due to residues and impurities in the papermaking pulp residues, the complicated inconvenience of manually stopping and cleaning in the prior art is avoided, the labor capacity of workers is reduced, the long-term efficient centrifugal filtration treatment efficiency of the filter screen cylinder is ensured, the practicability of the filter screen cylinder is improved, and the effect of automatic cleaning and anti blocking of the filter screen cylinder is realized;

2. According to the utility model, through the arranged access cover and mounting assembly, the primary clamping and mounting between the filter screen cylinder and the mounting disc are realized by utilizing the clamping of the bottom end of the filter screen cylinder and the inside of the mounting disc and the clamping of the clamping block and the inside of the clamping groove, and then the firm mounting between the filter screen cylinder and the mounting disc can be ensured by utilizing the threaded fit of the mounting bolt and the inside of the bolt hole, so that the dismounting action of the filter screen cylinder is facilitated, the paper residue inside the filter screen cylinder is conveniently taken out or the filter screen cylinder is thoroughly cleaned and dredged, the complicated inconvenience of the traditional dismounting of the filter screen cylinder is avoided, the practicability is improved, and the effect of facilitating the dismounting and replacement is realized.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic view of the overall cross-sectional structure of the present utility model;

FIG. 2 is a schematic view of a partial cross-sectional structure of the present utility model;

FIG. 3 is a schematic diagram of the overall structure of the present utility model;

FIG. 4 is a schematic view of a partial explosion structure of the present utility model;

Fig. 5 is an enlarged schematic view of the structure of fig. 4 a according to the present utility model.

In the figure: 1. a slurry inlet pipe; 2. an outer cleaning plate; 3. a cleaning assembly; 301. an inner cleaning plate; 302. a mounting plate; 303. scattering the rods; 304. a fixed rod; 4. a filter screen drum; 5. a material guiding table; 6. a servo motor; 7. a support leg; 8. a liquid discharge pipe; 9. a mounting plate; 10. a housing; 11. a cover plate; 12. an access cover; 13. a mounting assembly; 1301. a clamping block; 1302. installing a bolt; 1303. installing a knob; 1304. anti-skid lines; 1305. a clamping groove; 1306. bolt holes.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

The preferred embodiments of the papermaking sludge pretreatment device provided by the utility model are shown in fig. 1 to 5: the utility model provides a papermaking thick liquid sediment preprocessing device, which comprises a housin 10, the positive lower extreme of casing 10 is provided with access cover 12, fixedly connected with landing leg 7 all around of casing 10 bottom, the both sides fixedly connected with fluid-discharge tube 8 of casing 10 bottom, the intermediate position department fixedly connected with servo motor 6 of casing 10 bottom, servo motor 6 output extends to the inside of casing 10 and fixedly connected with mounting plate 9, the equiangle all around on mounting plate 9 top is provided with installation component 13, the top fixedly connected with filter screen section of thick bamboo 4 of mounting plate 9, the top of casing 10 passes through bolt fixedly connected with apron 11, the bottom of apron 11 is provided with cleaning component 3, apron 11 top one side fixedly connected with advances thick liquid pipe 1 that runs through apron 11.

The cleaning component 3 comprises a fixing rod 304, the fixing rod 304 is fixedly connected to the middle position of the bottom end of the cover plate 11, the surface of the fixing rod 304 is fixedly connected with a scattering rod 303 at equal intervals, the bottom end of the fixing rod 304 is fixedly connected with a mounting plate 302, one side of the top end of the mounting plate 302 is fixedly connected with an inner cleaning plate 301, the fixing rod 304 and the scattering rod 303 can scatter papermaking pulp residues inside the filter screen cylinder 4, centrifugal filtration operation is convenient to follow-up better, the inner cleaning plate 301 can clean and prevent blockage of the inner wall of the filter screen cylinder 4, the traditional complex inconvenience that manual shutdown is needed to clean is avoided, and corresponding treatment working efficiency is improved.

In this embodiment, the shape of the top view of the inner cleaning plate 301 is arc, and the bottom end of the inner cleaning plate 301 is fixedly connected with the top end of the mounting plate 302 through bolts, so that the inner cleaning plate 301 is tightly attached to the inner wall of the filter screen cylinder 4 by utilizing the arc inner cleaning plate 301, and the cleaning and anti-blocking effects on the inner wall of the filter screen cylinder 4 are ensured.

In this embodiment, the two sides of the inner wall of the housing 10 are fixedly connected with the outer cleaning plates 2, and the outer cleaning plates 2 are symmetrically distributed about the vertical central axis of the housing 10, so that the outer cleaning plates 2 with symmetrical distribution are utilized to facilitate the cleaning and anti-blocking action on the outer wall of the filter screen cylinder 4.

Example 2

On the basis of embodiment 1, a preferred embodiment of the papermaking sludge pretreatment device provided by the utility model is shown in fig. 1 to 5: the installation component 13 includes draw-in groove 1305, draw-in groove 1305 equi-angle is seted up at the inner wall of mounting disc 9, and the equal-angle swing joint in surface of mounting disc 9 has installation knob 1303, installation knob 1303 one end fixedly connected with extends to the inside mounting bolt 1302 of draw-in groove 1305, the lower extreme equi-angle fixedly connected with fixture block 1301 on filter screen section of thick bamboo 4 surface, and fixture block 1301 one end offered with mounting bolt 1302 matched with bolt hole 1306, utilize filter screen section of thick bamboo 4 bottom and the inside block of mounting disc 9 to utilize fixture block 1301 and the inside block of draw-in groove 1305, simultaneously available mounting bolt 1302 and the inside screw thread cooperation of bolt hole 1306, can guarantee firm installation between filter screen section of thick bamboo 4 and the mounting disc 9, and then be convenient for to filter screen section of thick bamboo 4's dismouting action, realize being convenient for take out filter screen section of thick bamboo 4 inside paper sediment or thoroughly wash the mediation to filter screen section of thick bamboo 4.

In this embodiment, a clamping structure is formed between the clamping block 1301 and the inside of the clamping groove 1305, and three clamping blocks 1301 and the clamping groove 1305 are distributed at equal angles, and the firm stability of the preliminary clamping between the filter screen cylinder 4 and the mounting disc 9 is improved by utilizing the clamping of the three clamping blocks 1301 and the inside of the clamping groove 1305.

In this embodiment, the surface of the installation knob 1303 is provided with the anti-skidding lines 1304 at equal angles, and the cross section of the anti-skidding lines 1304 is rectangular, and the rectangular anti-skidding lines 1304 are provided at equal angles, so that the contact friction between the fingers of the user and the surface of the installation knob 1303 is increased, and the user can rotate the installation knob 1303 better.

Further, a clamping structure is formed between the bottom end of the filter screen cylinder 4 and the inside of the mounting plate 9, the shape of the top view of the filter screen cylinder 4 and the mounting plate 9 is O-shaped, and preliminary clamping and dismounting between the filter screen cylinder 4 and the mounting plate 9 are realized by utilizing the clamping between the filter screen cylinder 4 and the mounting plate 9.

Besides, the middle position of the inner bottom wall of the shell 10 is fixedly connected with the guide table 5, the guide table 5 is in a truncated cone shape, and the guide table 5 in the truncated cone shape is utilized to drain the papermaking pulp water centrifugally filtered by the filter screen cylinder 4, so that the papermaking pulp water can be conveniently and rapidly discharged from the liquid discharge pipe 8 thoroughly.

The working principle and the using flow of the utility model are as follows: firstly, papermaking pulp residues are added into a filter screen cylinder 4 through a pulp inlet pipe 1, a servo motor 6 is started to drive a mounting disc 9 to rotate at the moment, so that the filter screen cylinder 4 starts to rotate to centrifugally filter the papermaking pulp residues, and at the moment, the filter screen cylinder 4 rotates to rotate relative to a fixed rod 304, so that when the filter screen cylinder 4 rotates to centrifugally filter, the fixed rod 304 and a scattering rod 303 scatter the papermaking pulp residues in the filter screen cylinder 4, thereby facilitating subsequent better centrifugal filtering operation, an inner cleaning plate 301 cleans and prevents blocking the inner wall of the filter screen cylinder 4, and meanwhile, an outer cleaning plate 2 is utilized to clean and prevent blocking the outer wall of the filter screen cylinder 4, so that the effect of the subsequent centrifugal filtering is influenced by residues and impurities in the papermaking pulp residues, the complicated inconvenience that manual shutdown cleaning is required in the prior art is avoided, and meanwhile, centrifugally filtered papermaking pulp water is guided, so that the papermaking pulp water can be discharged from a liquid discharge pipe 8 more quickly and thoroughly;

When the paper residue inside the filter screen cylinder 4 needs to be cleaned, the cover plate 11 is opened, then the access cover 12 is opened, the installation knob 1303 is rotated to enable the installation bolt 1302 to be completely separated from the interior of the bolt hole 1306, then the servo motor 6 works to drive the installation disc 9 to rotate so that the other installation knob 1303 rotates to the access cover 12, then the operation is repeated, the other two installation knobs 1303 are detached, the filter screen cylinder 4 is pulled forcefully, the filter screen cylinder 4 is taken out from the interior of the shell 10, the paper residue inside the filter screen cylinder 4 is convenient to intensively process, and when the filter screen cylinder 4 is installed, the filter screen cylinder 4 is clamped into the interior of the installation disc 9, the clamping block 1301 is clamped into the clamping groove 1305, then the installation bolt 1302 is screwed into the interior of the bolt hole 1306, the firm installation between the filter screen cylinder 4 and the installation disc 9 is realized, the disassembly and assembly actions of the filter screen cylinder 4 are convenient, and the paper residue inside the filter screen cylinder 4 is convenient to take out, or the paper residue inside the filter screen cylinder 4 is convenient to thoroughly clean the filter screen cylinder 4.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (8)

1. The utility model provides a papermaking thick liquid sediment preprocessing device, includes casing (10), its characterized in that, the positive lower extreme of casing (10) is provided with access cover (12), fixedly connected with landing leg (7) all around of casing (10) bottom, the both sides fixedly connected with fluid-discharge tube (8) of casing (10) bottom, the intermediate position department fixedly connected with servo motor (6) of casing (10) bottom, servo motor (6) output extends to the inside of casing (10) and fixedly connected with mounting plate (9), the equiangular settings all around in mounting plate (9) top has installation component (13), the top fixedly connected with filter screen section of thick bamboo (4) of mounting plate (9), the top of casing (10) is through bolt fixedly connected with apron (11), the bottom of apron (11) is provided with clean subassembly (3), apron (11) top one side fixedly connected with is run through thick liquid pipe (1) of apron (11); the cleaning assembly (3) comprises a fixing rod (304), the fixing rod (304) is fixedly connected to the middle position of the bottom end of the cover plate (11), the surface of the fixing rod (304) is fixedly connected with a scattering rod (303) at equal intervals, the bottom end of the fixing rod (304) is fixedly connected with a mounting plate (302), and one side of the top end of the mounting plate (302) is fixedly connected with an inner cleaning plate (301).

2. The papermaking sludge pretreatment device according to claim 1, wherein the top view of the inner cleaning plate (301) is arc-shaped, and the bottom end of the inner cleaning plate (301) is fixedly connected with the top end of the mounting plate (302) through bolts.

3. Papermaking pulp pretreatment device according to claim 1, characterized in that the two sides of the inner wall of the housing (10) are fixedly connected with outer cleaning plates (2), and the outer cleaning plates (2) are symmetrically distributed about the vertical central axis of the housing (10).

4. The papermaking pulp pretreatment device according to claim 1, wherein the installation component (13) comprises a clamping groove (1305), the clamping groove (1305) is formed in the inner wall of the installation disc (9) at equal angles, an installation knob (1303) is movably connected to the surface of the installation disc (9) at equal angles, one end of the installation knob (1303) is fixedly connected with an installation bolt (1302) extending to the inside of the clamping groove (1305), the lower end of the surface of the filter screen cylinder (4) is fixedly connected with a clamping block (1301) at equal angles, and one end of the clamping block (1301) is provided with a bolt hole (1306) in threaded fit with the installation bolt (1302).

5. The papermaking sludge pretreatment device according to claim 4, wherein a clamping structure is formed between the clamping block (1301) and the inside of the clamping groove (1305), and three clamping blocks (1301) and the clamping groove (1305) are distributed at equal angles.

6. The papermaking sludge pretreatment apparatus according to claim 4, wherein the installation knob (1303) is provided with anti-skid patterns (1304) on the surface thereof at equal angles, and the cross section of the anti-skid patterns (1304) is rectangular.

7. The papermaking sludge pretreatment device according to claim 1, wherein a clamping structure is formed between the bottom end of the filter screen cylinder (4) and the inside of the installation plate (9), and the top view of the filter screen cylinder (4) and the installation plate (9) is in the shape of O.

8. The papermaking sludge pretreatment device according to claim 1, wherein a material guiding table (5) is fixedly connected to the middle position of the inner bottom wall of the shell (10), and the material guiding table (5) is in a truncated cone shape.