CN215387842U

CN215387842U - Screening device for improving cleanliness of papermaking wastewater

Info

Publication number: CN215387842U
Application number: CN202120858744.2U
Authority: CN
Inventors: 叶剑; 徐卫城; 范小明; 吴志军; 夏瑜; 蒋超; 董鹏飞
Original assignee: Zhejiang Jinlong Renewable Resources Technology Co Ltd
Current assignee: Zhejiang Jinlong Renewable Resources Technology Co Ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2022-01-04
Anticipated expiration: 2031-04-25

Abstract

The utility model provides a screening device for improving the cleanliness of papermaking wastewater, which relates to the technical field of papermaking production lines and aims to solve the problems that the screening device cannot screen out impurities to the maximum extent and the rotation of a pinch plate cannot dump the impurities in a pulp hopper because an automatic integrated operation structure is not arranged in the original screening device, so that the automatic integrated function of the screening device is greatly reduced, the cleanliness of the papermaking wastewater cannot be improved, and the practicability of the screening device is reduced, and the screening device comprises a base plate; and a cylindrical lifting rod is vertically arranged at the upper end of the left side of the base plate. In the utility model, the pulp hopper is of an irregular hollow hexagonal structure, so that a screening structure pulp leaching frame which is required to be used can be additionally arranged on the special shape of the irregular hexagon during screening.

Description

Screening device for improving cleanliness of papermaking wastewater

Technical Field

The utility model relates to the technical field of papermaking production lines, in particular to a screening device for improving the cleanliness of papermaking wastewater.

Background

In the production line of papermaking, screening is also an indispensable important link in the pulping process. The pulp after cooking contains 1-5% of non-digested matter. For wood pulp, mainly bark, knots, slivers, chips, etc.; for the straw pulp, the straw sections, the vines and the like are mainly used; in addition, non-fibrous impurities such as silt, broken stone, scrap iron and the like. The fibrous and non-fibrous impurities are screened and purified by a screening device for improving the cleanliness of the papermaking wastewater so as to be separated from qualified pulp fibers, thereby improving the cleanliness of the papermaking wastewater.

For example, patent No. CN208618178U discloses a papermaking pulp screening device, which comprises a screening drum, a driving motor and a residue filtering chamber, wherein a screening drum is fixedly mounted at the end of the screening drum corresponding to a feeding port, a rotating disc is fixedly mounted at the side edge of the screening drum corresponding to the end of the screening drum, the end of the screening drum penetrates through the rotating disc and is spirally and fixedly mounted with an output pipe through the external end surface of the rotating disc, the end of the output pipe is connected with the inner part of the residue filtering chamber, a rotating shaft is fixedly mounted at the end part of the screening drum corresponding to the feeding port, and the outer wall of the feeding port is coated on the outer part of the screening drum. This papermaking paper pulp sieving mechanism possesses the great granule paper pulp screening of being convenient for in the paper pulp to the granule after the screening is screened once more, improves paper pulp to the screening efficiency, and reduces the advantage of the unrestrained rate in paper pulp after being screened, has solved current big granule paper pulp screening operation inconvenience in the paper pulp, problem that the screening efficiency is lower.

When the screening device for improving the cleanliness of the papermaking wastewater is used, because the original screening device for improving the cleanliness of the papermaking wastewater is not provided with an operation structure for automatic integration, the screening device is caused to screen impurities as far as possible, the pinch plate of the screening device cannot reach a more-fit pulp hopper and tightly fix the pulp hopper, the rotation of the pinch plate cannot finish dumping the impurities in the pulp hopper, the automatic integration function of the screening device is greatly reduced, the cleanliness of the papermaking wastewater cannot be improved, and the practicability of the screening device is reduced.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a screening device for improving the cleanliness of the papermaking wastewater is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a screening device for improving the cleanliness of papermaking wastewater, which aims to solve the problems that the screening device cannot screen out impurities to the maximum extent and the pinch plate cannot rotate to dump the impurities in a pulp hopper because an automatic integrated operation structure is not arranged in the conventional screening device, so that the automatic integration function of the screening device is greatly reduced, the cleanliness of the papermaking wastewater cannot be improved, and the practicability of the screening device is reduced.

The purpose and the efficiency of the screening device for improving the cleanliness of the papermaking wastewater are achieved by the following specific technical means:

a screening device for improving the cleanliness of papermaking wastewater comprises a base plate; a cylindrical lifting rod is vertically arranged at the upper end of the left side of the base plate; the end face of the right side of the lifting rod is connected with and provided with an irregular hollow hexagonal pulp hopper; a pair of pressure applying plates are respectively connected and installed on the middle inner side of the pulp hopper; the pulp hopper and the lifting rod are connected together by a chain; the bed plate is including flexible track, pole setting, buckle, silo, thick liquid box and a column casing, the flexible track of the horizontal parallel mount of the up side terminal surface of bed plate, and the left side up end fixed mounting pole setting of bed plate, the buckle of the irregular V-arrangement of installation is run through to the upper end medial surface of pole setting, and the hollow silo of the right side front end fixed mounting of bed plate, the vertical fixed mounting of the up side terminal surface of bed plate is by hollow thick liquid box, the column casing is fixed to the left side up end of thick liquid box.

Further, the lifter includes buckle, slide bar and interior spout, the lifter is the cylinder form structure, and the lifter connection is installed at the inboard placed in the middle of the location column casing, connects the hollow banding slide bar of installation on the positive left end face of lifter, and the inboard fixed mounting placed in the middle of slide bar offers the hollow interior spout of irregular similar calabash form.

Further, thick liquid fill is including drop pulp frame, regulation and control pole, circle knot and channel block, the inboard difference fixed mounting that placed in the middle of thick liquid fill sets up the drop pulp frame of not equidimension diameter slotted hole not, and the upside top of thick liquid fill a set of regulation and control pole of fixed mounting respectively, and on the hollow inner wall of thick liquid fill respectively the annular circle of the circular ring of a set of fretwork of fixed mounting, the lower extreme bottom of thick liquid fill respectively a set of rectangular form of fixed mounting and have the channel block of calabash screw thread form, and channel block slidable mounting is inboard placed in the middle of interior spout, and buckle slidable mounting is in the left side outer end of thick liquid fill.

Furthermore, the pressing plate comprises connecting rods, a group of connecting rods is vertically installed on four sides of the top of the upper end of the pressing plate respectively, the hollow inner sides of the regulating and controlling rods and the hollow inner sides of the round buckles are installed through the connecting rods respectively, the regulating and controlling rods respectively move the pair of connecting rods up and down, a group of long strip-shaped hollow grooves are formed in the end faces of the inner sides of the pressing plate respectively, and the hollow inner sides of the hollow grooves are installed together through a group of slurry draining frames respectively.

Further, pole setting and reference column section of thick bamboo interconnect that flexible track will install installation on the bed plate left and right sides terminal surface respectively, flexible track fixed mounting on the left side terminal surface of reference column section of thick bamboo, and the buckle transversely runs through to install the upper end inboard in the pole setting, and pole setting and buckle slide at the left and right sides of bed plate repeatedly by flexible track connection, and the horizontal fixed mounting cylinder pole in left side top of slideway pole, cylinder pole transversely runs through to install in the lug of the right side terminal surface of pole setting.

Compared with the prior art, the utility model has the following beneficial effects:

because the thick liquid fill is irregular hollow hexagon form structure, consequently the special shape of irregular hexagon can add the screening structure waterlogging caused by excessive rainfall frame that needs to be used when implementing the screening, and furthest carries out the screening of impurity and removes, has not only improved papermaking waste water cleanliness factor, has still increased sieving mechanism's practicality simultaneously.

Because the buckle is the special shape structure of similar irregular V-arrangement, therefore the buckle sets up the special shape structure of installation according to the shape of thick liquid fill comprehensively, makes it reach more laminating thick liquid fill and tightly fixed effect, makes the motor drive the buckle and rotates, accomplishes the rotatory impurity of accomplishing in the thick liquid fill of buckle and emptys, greatly increased sieving mechanism's automatic integrated function, also perfect sieving mechanism's structural rationality simultaneously more.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic view of the left front upper axial view of the present invention.

Fig. 2 is a schematic view of the left front lower axial view structure of the present invention.

Fig. 3 is a partial axial view of the base plate of the present invention.

Fig. 4 is a schematic view of the shaft structure of the lifter bar of the present invention.

FIG. 5 is a partial axial view of the structure of the pulp hopper of the present invention.

Fig. 6 is a schematic view of the shaft structure of the lifter bar of the present invention.

FIG. 7 is a schematic vertical cross-sectional view of the inner slide portion of the present invention.

FIG. 8 is a schematic vertical cross-section of a bucket portion of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a base plate; 101. a telescopic rail; 102. erecting a rod; 103. buckling the plate; 104. a trough; 105. a pulp box; 106. positioning the column casing; 2. a lifting rod; 201. buckling; 202. a chute rod; 203. an inner chute; 3. a pulp hopper; 301. a draining frame; 302. a regulating and controlling rod; 303. round buttons; 304. a groove block; 4. pressing a plate; 401. a connecting rod.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through a central medium. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 8:

the utility model provides a screening device for improving the cleanliness of papermaking wastewater, which comprises a base plate 1; a cylindrical lifting rod 2 is vertically arranged at the upper end of the left side of the base plate 1; the end face of the right side of the lifting rod 2 is connected with and provided with an irregular hollow hexagonal pulp hopper 3; a pair of pressure applying plates 4 are respectively connected and installed on the middle inner side of the pulp hopper 3; the pulp hopper 3 and the lifting rod 2 are connected together by a chain; the base plate 1 comprises a telescopic rail 101, an upright rod 102, a buckle plate 103, a trough 104, a slurry box 105 and a positioning column 106, the telescopic rail 101 is transversely installed on the upper side end face of the base plate 1 in parallel, the upright rod 102 is fixedly installed on the upper side end face of the left side of the base plate 1, the buckle plate 103 in an irregular V shape is installed on the inner side face of the upper end of the upright rod 102 in a penetrating mode, the hollow trough 104 is fixedly installed on the front end face of the right side of the base plate 1, the hollow slurry box 105 is vertically and fixedly installed on the upper side end face of the upper side of the base plate 1, the positioning column 106 is fixedly installed on the upper side face of the left side of the slurry box 105, the base plate 1 plays a role in fixing the main position in a screening device structure, the telescopic rail 101, the upright rod 102 and the positioning column 106 are all fixing structures with convenient and fast installation functions of the screening device, the buckle plate 103 is comprehensively provided with a special-shaped structure according to the shape of the slurry bucket 3 and is more attached to and fixed, the material groove 104 is convenient for placing the impurities screened out by the screening device, so that the automatic integration function of the screening device is greatly increased, and the structural rationality of the screening device is improved.

Wherein, lifter 2 includes buckle 201, slide pole 202 and interior spout 203, lifter 2 is the cylinder form structure, and lifter 2 connects the inboard placed in the middle of installing at location column casing 106, connect the hollow long banding slide pole 202 of installation on lifter 2's the positive left end face, slide pole 202's inboard fixed mounting placed in the middle has seted up the hollow interior spout 203 of irregular similar calabash form, lifter 2 and buckle 201's installation is convenient for carry out preliminary screening to the cleanliness factor in the papermaking waste water, collect, slide pole 202 and interior spout 203's long banding shape installation can strengthen sieving mechanism's regulation function, the work efficiency of the automatic screening of sieving mechanism has been improved simultaneously.

Wherein the pulp hopper 3 comprises a pulp dripping frame 301, a regulating and controlling rod 302, a round buckle 303 and a groove block 304, a group of pulp dripping frames 301 with groove holes with different diameters are respectively and fixedly arranged on the middle inner side of the pulp hopper 3, and the top end of the upper side of the pulp bucket 3 is respectively fixedly provided with a group of regulating and controlling rods 302, the hollow inner wall of the pulp bucket 3 is respectively fixedly provided with a group of hollowed circular ring-shaped round buckles 303, the bottom of the lower end of the pulp bucket 3 is respectively fixedly provided with a group of strip-shaped groove blocks 304 with calabash thread shapes, the groove block 304 is arranged at the middle inner side of the inner chute 203 in a sliding way, the buckle 201 is arranged at the left outer end of the pulp bucket 3 in a sliding way, the pulp bucket 3 is in an irregular hollow hexagonal structure, the special shape of irregular hexagon can add the screening structure waterlogging caused by excessive rainfall frame 301 that needs to use when implementing the screening, and furthest carries out the screening of impurity and removes, improves papermaking waste water cleanliness factor simultaneously, has increased sieving mechanism's practicality more.

Wherein, it includes connecting rod 401 to execute clamp plate 4, execute the four sides department at clamp plate 4 upper end top vertical installation a set of connecting rod 401 respectively, and the hollow inboard of regulation and control pole 302 and the hollow inboard of round knot 303 are installed by connecting rod 401 through connection respectively, by regulation and control pole 302 respectively with the mutual up-and-down motion of a pair of connecting rod 401, and set up a set of long banding fretwork groove on executing clamp plate 4's the medial surface respectively, the hollow inboard in fretwork groove is run through the installation together by a set of waterlogging caused by excessive rainfall frame 301 respectively, add and establish regulation and control connecting rod 401 that regulation and control pole 302 can be timely and carry out the oscilaltion, play and carry out extruded effect to the impurity of pulp fill 3 inside, the storage space of impurity has been reduced greatly, enlarge sieving mechanism's the capacity of placing.

Wherein, the telescopic rail 101 connects the upright post 102 and the positioning column 106 which are installed on the left and right end surfaces of the base plate 1, respectively, the telescopic rail 101 is fixedly installed on the left end surface of the positioning column 106, and the buckle plate 103 is transversely installed on the inner side of the upper end of the upright post 102 in a penetrating manner, the upright post 102 and the buckle plate 103 are connected by the telescopic rail 101 to repeatedly slide on the left and right sides of the base plate 1, and the top end of the left side of the slideway rod 202 is transversely and fixedly installed with a cylindrical rod which is transversely installed in a bump on the right end surface of the upright post 102 in a penetrating manner, wherein the telescopic rail 101 is used as the moving track of the upright post 102, the buckle plate 103 is driven by the movement of the upright post 102 to move left and right, when the buckle plate 103 and the pulp bucket 3 are installed in a fitting manner, the motor at the rear end can drive the buckle plate 103 to rotate, impurities in the pulp bucket 3 can be rotated and dumped, and the groove block 304 can freely slide on the inner side of the middle of the inner chute 203, not only can increase the 3 great operation ranges that filter and sieve of thick liquid fill, can also increase sieving mechanism's screening practicality.

The specific use mode and function of the embodiment are as follows:

in the using process, papermaking wastewater to be filtered is placed in the pulp box 105, the pulp box 105 is connected with the pulp hopper 3 at the lower end, the pulp box 105 is vertically and fixedly installed on the upper side end face of the base plate 1, the base plate 1 plays a role in fixing the main position in the structure of the screening device, the telescopic rail 101, the upright rod 102 and the positioning column 106 are all fixed structures with convenient and fast installation functions of the screening device, the lifting rod 2 is connected and installed on the middle inner side of the positioning column 106, the installation of the lifting rod 2 and the buckle 201 is convenient for preliminary screening and collecting the cleanliness of the papermaking wastewater, and when screening is implemented, the special shape of the irregular hexagon of the pulp hopper 3 can be additionally provided with the required pulp draining frame 301 of the screening structure to screen impurities to the greatest extent;

in addition, cooperate the use with regulation and control pole 302 and connecting rod 401, make regulation and control pole 302 can be timely regulation and control connecting rod 401 carry out the oscilaltion, play and carry out the extruded effect to the inside impurity of thick liquid fill 3, make silo 104 be convenient for place the impurity of screening out among the sieving mechanism, the flexible track 101 of installation will regard as the activity orbit of pole setting 102 simultaneously, the activity with pole setting 102 drives buckle 103 and controls and remove, when laminating installation buckle 103 and thick liquid fill 3, the motor of rear end can drive buckle 103 and rotate, can rotate the impurity in the thick liquid fill 3 and empty, spout 203's inboard placed in the middle including the groove piece 304 can freely slide, not only can increase the great range of operation that 3 filter screens of thick liquid fill, the function of the automatic integration of sieving mechanism has more greatly increased.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides an improve sieving mechanism of papermaking waste water cleanliness factor which characterized in that: comprises a base plate (1); a cylindrical lifting rod (2) is vertically arranged at the upper end of the left side of the base plate (1); the end face of the right side of the lifting rod (2) is connected with and provided with an irregular hollow hexagonal pulp hopper (3); a pair of pressure applying plates (4) are respectively connected and installed on the middle inner side of the pulp hopper (3); the pulp hopper (3) and the lifting rod (2) are connected together by a chain; the base plate (1) comprises a telescopic rail (101), a vertical rod (102), a buckle plate (103), a trough (104), a slurry box (105) and a positioning column barrel (106), the telescopic rail (101) is transversely installed in parallel on the upper side end face of the base plate (1), the vertical rod (102) is fixedly installed on the left side upper end face of the base plate (1), the buckle plate (103) with an irregular V-shaped structure is installed on the inner side face of the upper end of the vertical rod (102) in a penetrating mode, the hollow trough (104) is fixedly installed on the front end of the right side of the base plate (1), the vertical fixed installation on the upper side end face of the base plate (1) is formed by the hollow slurry box (105), and the positioning column barrel (106) is fixedly installed on the upper end face of the left side of the slurry box (105).

2. The screening apparatus for improving the cleanliness of papermaking wastewater according to claim 1, wherein: lifter (2) are including buckle (201), slide pole (202) and interior spout (203), lifter (2) are the cylinder form structure, and lifter (2) connect to install inboard placed in the middle at location column casing (106), connect the hollow rectangular form slide pole (202) of installation on the positive left end face of lifter (2), and slide pole (202) inboard fixed mounting placed in the middle offers irregular calabash-like hollow interior spout (203).

3. The screening apparatus for improving the cleanliness of papermaking wastewater according to claim 1, wherein: slurry bucket (3) are including drop pulp frame (301), regulation and control pole (302), circle knot (303) and channel block (304), the inboard in the middle of slurry bucket (3) is a set of drop pulp frame (301) of seting up the slotted hole of equidimension diameter not respectively fixed mounting, and the upside top of slurry bucket (3) is a set of regulation and control pole (302) of fixed mounting respectively, and on the hollow inner wall of slurry bucket (3) respectively the annular circle of a set of fretwork of fixed mounting detains (303), the lower extreme bottom of slurry bucket (3) is a set of rectangular form of fixed mounting respectively and has channel block (304) of calabash screw thread form, and channel block (304) slidable mounting is inboard in the middle of inner chute (203), and buckle (201) slidable mounting is in the left side outer end of slurry bucket (3).

4. The screening apparatus for improving the cleanliness of papermaking wastewater according to claim 1, wherein: execute clamp plate (4) including connecting rod (401), execute the four sides department at clamp plate (4) upper end top vertical installation a set of connecting rod (401) respectively, and the hollow inboard of regulating and controlling pole (302) and the hollow inboard of circle knot (303) are installed by connecting rod (401) through connection respectively, by regulating and controlling pole (302) respectively with a pair of connecting rod (401) reciprocal up-and-down motion, and set up a set of long banding fretwork groove on the medial surface of execute clamp plate (4) respectively, the hollow inboard in fretwork groove is in the same place by a set of waterlogging caused by excessive rainfall frame (301) through installation respectively.

5. The screening apparatus for improving the cleanliness of papermaking wastewater according to claim 1, wherein: the base plate is characterized in that the telescopic rails (101) are respectively connected with a vertical rod (102) and a positioning column casing (106) which are installed on the end faces of the left side and the right side of the base plate (1), the telescopic rails (101) are fixedly installed on the end face of the left side of the positioning column casing (106), the buckle plates (103) transversely penetrate through the inner side of the upper end of the vertical rod (102), the vertical rod (102) and the buckle plates (103) are connected through the telescopic rails (101) and repeatedly slide on the left side and the right side of the base plate (1), cylindrical rods are transversely fixedly installed at the top ends of the left side of the slideway rods (202), and the cylindrical rods transversely penetrate through bumps installed on the end face of the right side of the vertical rod (102).