CN210215998U

CN210215998U - Paper pulp sand removing device for corrugated paper production

Info

Publication number: CN210215998U
Application number: CN201920824281.0U
Authority: CN
Inventors: Dunwen Wu; 吴敦文; Hao Wu; 吴昊; Changwei Li; 李长伟
Original assignee: Zhengzhou Yuyuan Packaging Co Ltd
Current assignee: Zhengzhou Yuyuan Packaging Co Ltd
Priority date: 2019-06-03
Filing date: 2019-06-03
Publication date: 2020-03-31
Anticipated expiration: 2029-06-03

Abstract

The utility model discloses a paper pulp sand removing device for corrugated paper production, establish the base that the cavity is the cuboid structure in including, the base both sides outer wall that carries on the back mutually is close to the middle part and all is provided with the support frame, and is fixed with the relative and parallel channel-section steel slide rail of each other of two openings between the top of two support frames, and sliding connection has the same rectangle sliding frame between the spout of two channel-section steel slide rails, the joint has fixed case in the rectangle sliding frame, and the inside sliding connection of fixed case has to support the piece, and supports the bottom of piece and be provided with the piston dish, the upper surface middle part joint of base has the layer board, and the upper surface of layer board is provided with two filter cylinder grooves that are central symmetric. The utility model discloses can once filter earlier the raw materials of packing into in the filter vat to cooperation sliding connection is at the smooth frame of rectangle between two channel-section steel slide rails, thereby can filter the paper pulp raw materials of filter vat in turn and the raw materials is prepared, thereby has improved work efficiency.

Description

Paper pulp sand removing device for corrugated paper production

Technical Field

The utility model relates to a paper pulp production technical field especially relates to a paper pulp sand removing device is used in corrugated paper production.

Background

In the paper making process, especially the paper making by using waste paper, the sand grains in the paper pulp need to be removed after pulping. The method comprises the following steps of (1) carrying out sand removal on various dry broke paper produced by a paper mill and various commercial waste paper boards by a dissociation machine for recycling; in the pulping process, fiber bundle pulp and miscellaneous sands in various chemical and semi-chemical pulps need to be dissociated and degritted, so that the activation performance and the recombination capability of the pulp are improved, and the existing waste paper or fiber bundle dissociation equipment such as a perforated disc type dissociation machine, a toothed disc type dissociation machine, various forms of hydrapulpers and the like.

The retrieved paper pulp desanding device with the anti-blocking function disclosed by Chinese patent No. CN201820711878.X comprises a conical cylinder, a pulp inlet arranged on the side wall of the conical cylinder, a pulp outlet arranged at the top of the conical cylinder and a slag outlet arranged at the bottom of the conical cylinder, wherein the slag outlet is connected with a folding pipe communicated with the slag outlet, the upper part of the folding pipe is provided with a slag outlet valve, guide rods fixedly connected with the conical cylinder are symmetrically arranged at two sides of the folding pipe, and pressure bearing rods are symmetrically and fixedly arranged at the upper parts of the two guide rods.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a paper pulp desanding device for corrugated paper production.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a paper pulp desanding device for corrugated paper production comprises a base with a rectangular structure and a cavity arranged therein, wherein supporting frames are arranged on the outer walls of two opposite sides of the base close to the middle part, two channel steel slide rails with opposite openings and parallel to each other are fixed between the top ends of the two supporting frames, and the same rectangular sliding frame is connected between the sliding chutes of the two channel steel sliding rails in a sliding way, a fixed box is clamped in the rectangular sliding frame, and the inside of the fixed box is connected with a resisting block in a sliding way, the bottom end of the resisting block is provided with a piston disc, the middle part of the upper surface of the base is clamped with a supporting plate, two filter cylinder grooves which are centrosymmetrically distributed are arranged on the upper surface of the supporting plate, filter cylinders are clamped in the filter cylinder grooves, an outer barrel is clamped in the middle of the bottom of the base, and the circumference inner wall of outer bucket is close to the top joint and is had the bearing retainer plate, the bearing retainer plate internal rotation is connected with centrifugal barrel.

Preferably, the top end of the fixed box is clamped with a hydraulic ejector rod, and a compression spring is arranged between the top end of the hydraulic ejector rod extension rod and the abutting block.

Preferably, an electric push rod is fixed at the top end of one of the support frames, and the top end of an extension rod of the electric push rod is fixed on the rectangular sliding frame.

Preferably, the bottom of straining the jar groove is provided with the ladder draw-in groove, and has blocked in the ladder draw-in groove and have strained the net ring, and the bottom of layer board is close to straining the jar groove and is provided with the passage under.

Preferably, the circumference outer wall of centrifugal bucket is close to the top and has cup jointed driven gear ring, and the bottom inner wall of base is provided with driving motor, and driving motor's output shaft top is fixed with the driving gear with driven gear ring intermeshing.

Preferably, the outer wall of the circumference of the centrifugal barrel is provided with round holes distributed at equal intervals, and the round holes are internally provided with filter screens.

Preferably, the splash-proof ring is clamped on the inner wall of the circumference of the centrifugal barrel close to the top end, and the plane of the opening of the inner ring of the splash-proof ring is lower than the plane of the opening of the centrifugal barrel.

Compared with the prior art, the utility model provides a paper pulp sand removing device is used in corrugated paper production possesses following beneficial effect:

1. through setting up the filter vat of joint in straining the jar inslot, the piston dish that cooperation top pushed down to can once filter the raw materials of packing into in the filter vat earlier, and the rectangle sliding frame of cooperation sliding connection between two channel-section steel slide rails, thereby can filter the paper pulp raw materials of filter vat in turn and raw materials are prepared, thereby work efficiency has been improved.

2. Through setting up the centrifuge bucket of rotation connection in the bearing retainer plate, thereby can carry out final degritting to paper pulp under driving motor's drive, can throw away the raw materials from the filter screen earlier when the centrifuge bucket high-speed rotation gets up, can be mingled with sand in paper pulp this moment and intercept in the centrifuge bucket, accomplish the filtration.

3. Through setting up the splashproof ring that is close to the top at centrifuge bowl circumference inner wall to can not throw away the paper pulp of inside in the centrifuge bowl high-speed rotation, can filter the thick liquid once more from the filter screen simultaneously.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, the filter effect is good.

Drawings

FIG. 1 is a schematic view of a sectional structure of a paper pulp desanding device for corrugated paper production according to the present invention;

FIG. 2 is a schematic view of an assembly structure of a centrifugal barrel of a pulp desanding device for corrugated paper production according to the present invention;

fig. 3 is an enlarged schematic structural view of a position a in fig. 1 of a paper pulp desanding device for corrugated paper production according to the present invention.

In the figure: 1-base, 2-driving motor, 3-electric push rod, 4-resisting block, 5-fixing box, 6-hydraulic push rod, 7-rectangular sliding frame, 8-channel steel slide rail, 9-piston disc, 10-guide pipe, 11-supporting plate, 12-filtering cylinder, 13-splash ring, 14-centrifugal barrel, 15-round hole, 16-outer barrel, 17-driven gear ring, 18-bearing fixing ring, 19-filter screen, 20-filtering cylinder groove and 21-filter screen ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-2, a paper pulp desanding device for corrugated paper production comprises a base 1 with a rectangular structure cavity inside, wherein two outer walls of two opposite sides of the base 1 are provided with support frames near the middle part, two channel steel slide rails 8 with opposite openings and parallel to each other are fixed between the top ends of the two support frames, a same rectangular slide frame 7 is connected between the slide grooves of the two channel steel slide rails 8 in a sliding manner, a fixed box 5 is clamped inside the rectangular slide frame 7, a supporting block 4 is connected inside the fixed box 5 in a sliding manner, a piston disc 9 is arranged at the bottom end of the supporting block 4, a supporting plate 11 is clamped in the middle part of the upper surface of the base 1, two filter cylinder grooves 20 distributed in a central symmetry manner are arranged on the upper surface of the supporting plate 11, filter cylinders 12 are clamped in the filter cylinder grooves 20, an outer barrel 16 is clamped in the middle of the bottom of the base 1, and a bearing fixing ring 18, the bearing fixing ring 18 is rotatably connected with the centrifugal barrel 14.

The utility model discloses in, the top joint of fixed case 5 has hydraulic pressure ejector pin 6, and the top of the 6 extension rods of hydraulic pressure ejector pin with support and be provided with compression spring between 4.

Wherein, the top of one of them support frame is fixed with electric putter 3, and the top of the 3 extension rods of electric putter is fixed on rectangle sliding frame 7 to can drive the accurate operation of rectangle sliding frame 7 and the piston dish 9 that supports 4 bottoms to directly over filtering vat 12, thereby carry out the filter-pressing to the paper pulp raw materials in the living filtering vat 12.

Wherein, the bottom of the filter cylinder groove 20 is provided with a ladder neck, and the ladder neck is internally blocked with a filter screen ring 21, the bottom of the supporting plate 11 is provided with a material guide pipe 10 under the position close to the filter cylinder groove 20, so that the filter-pressed paper pulp can be leaked into the centrifugal barrel 14.

Wherein, the circumference outer wall of centrifugal bucket 14 is close to the top and has cup jointed driven gear ring 17, and the bottom inner wall of base 1 is provided with driving motor 2, and driving motor 2's output shaft top is fixed with the driving gear with driven gear ring 17 intermeshing.

Wherein, the circumference outer wall of centrifugal barrel 14 is opened and is had equidistantly distributed round hole 15, and is provided with filter screen 19 in the round hole 15.

Example 2

Referring to fig. 1 and 3, a paper pulp sand removing device for corrugated paper production, this embodiment compares with embodiment 1, still includes that the circumference inner wall of centrifuge bowl 14 is close to the top joint and has splashproof ring 13, and the plane that the inner ring opening part of splashproof ring 13 was located is less than centrifuge bowl 14 bung hole place plane to can not throw away the inside paper pulp when centrifuge bowl 14 rotates at a high speed, can filter the thick liquid from filter screen 19 once more simultaneously.

The working principle is as follows: when the device is used, pulp raw materials to be filtered are poured into the filtering cylinder 12, then the filtering cylinder 12 is inserted into the filtering cylinder groove 20 above the supporting plate 11, and then the extension rod of the electric push rod 3 is controlled to stretch so as to push the rectangular sliding frame 7 to slide between the two channel steel sliding rails 8 until the piston disc 9 below the abutting block 4 runs to the position right above the filtering cylinder 12; and finally, the hydraulic ejector rod 6 at the top end of the fixed box 5 is controlled to be started so as to slowly extrude the pulp raw material in the filter cylinder 12 into the centrifugal barrel 14 at the bottom through the filter screen ring 21, and finally, the driving motor 2 is controlled to drive the driven gear ring 17 and the centrifugal barrel 14 to rotate so as to centrifugally desand the pulp raw material in the centrifugal barrel.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A paper pulp sand removing device for corrugated paper production comprises a base (1) with a cuboid structure and a cavity, wherein the outer walls of two opposite sides of the base (1) are provided with support frames near the middle part, two channel steel slide rails (8) with opposite openings and parallel to each other are fixed between the top ends of the two support frames, a same rectangular slide frame (7) is connected between the chutes of the two channel steel slide rails (8) in a sliding manner, a fixed box (5) is connected in the rectangular slide frame (7) in a clamping manner, a supporting block (4) is connected in the fixed box (5) in a sliding manner, a piston disc (9) is arranged at the bottom end of the supporting block (4), a supporting plate (11) is clamped in the middle part of the upper surface of the base (1), two filtering cylinder grooves (20) which are distributed in a central symmetry manner are arranged on the upper surface of the supporting plate (11), and filtering cylinders (12) are clamped in the filtering cylinder, an outer barrel (16) is clamped in the middle of the bottom of the base (1), a bearing fixing ring (18) is clamped on the inner wall of the circumference of the outer barrel (16) close to the top end, and a centrifugal barrel (14) is rotationally connected in the bearing fixing ring (18).

2. The paper pulp desanding device for corrugated paper production as claimed in claim 1, wherein a hydraulic ejector rod (6) is clamped at the top end of the fixing box (5), and a compression spring is arranged between the top end of an extension rod of the hydraulic ejector rod (6) and the abutting block (4).

3. The paper pulp desanding device for corrugated paper production as claimed in claim 2, wherein an electric push rod (3) is fixed to the top end of one of the support frames, and the top end of an extension rod of the electric push rod (3) is fixed to the rectangular sliding frame (7).

4. The paper pulp desanding device for corrugated paper production as claimed in claim 1, wherein a stepped clamping groove is formed in the bottom end of the filter cylinder groove (20), a filter screen ring (21) is clamped in the stepped clamping groove, and a material guide pipe (10) is arranged at the bottom end of the supporting plate (11) and close to the position right below the filter cylinder groove (20).

5. The paper pulp desanding device for corrugated paper production as claimed in claim 1, wherein a driven gear ring (17) is sleeved on the outer circumferential wall of the centrifugal barrel (14) near the top end, a driving motor (2) is arranged on the inner bottom wall of the base (1), and a driving gear meshed with the driven gear ring (17) is fixed at the top end of an output shaft of the driving motor (2).

6. The paper pulp desanding device for corrugated paper production as claimed in claim 5, wherein the outer circumferential wall of the centrifugal barrel (14) is provided with circular holes (15) distributed at equal intervals, and the circular holes (15) are internally provided with filter screens (19).

7. The paper pulp desanding device for corrugated paper production as claimed in claim 1, wherein a splash ring (13) is clamped on the circumferential inner wall of the centrifugal barrel (14) near the top end, and the plane of the opening of the inner ring of the splash ring (13) is lower than the plane of the opening of the centrifugal barrel (14).