CN216427832U - Interface device of double-disc pulping machine - Google Patents

Abstract

The utility model belongs to the technical field of papermaking, a interface arrangement of double plate refiner is provided, include: the corrugated pipe, the flange plate, the sealing assembly and the connecting assembly; two ends of the corrugated pipe are respectively fixedly provided with a flange plate; the flange plate and other interfaces are sealed by the sealing assembly; and the flange plate is provided with a connecting assembly which is used for connecting the flange plate with other devices. The utility model discloses in, when needs are dismantled the change to the mill of double-disc refiner, only need through coupling assembling with the steel pipe flange on ring flange and the interface dismantle can, through the setting of bellows, when dismantling the change to the mill, through flexible and crooked of bellows adaptability, can effectually avoid leading to steel pipe flange to warp after dismantling many times.

Description

Interface device of double-disc pulping machine

Technical Field

The utility model relates to a papermaking technology field, concretely relates to interface arrangement of double plate fiberizer.

Background

The modern paper making process can be divided into the main steps of pulping, modulation, papermaking, processing and the like, wherein 1, the pulping process is the first step of paper making, and the general methods for converting wood into paper pulp comprise three methods, namely a mechanical pulping method, a chemical pulping method, a semi-chemical pulping method and the like. 2. The modulation of the paper stock in the modulation process is another key point of papermaking, and the strength, the color tone and the printing quality of the finished paper and the storage life of the paper are directly related to the modulation process. 3. The main work of paper-making department in the process of making paper is to uniformly interweave and dehydrate thin paper stock, and then to dry, press polish, roll paper, cut, sort and package the paper stock.

Wherein mechanical pulping method generally adopts double-disc refiner to make milk, but the mill of refiner needs to be along with user state and operating mode change mill from time to time, and then need frequently to dismantle the coupling part of business turn over material pipe, and this position adopts steel pipe flange joint usually, and it is inconvenient to dismantle, and the deformation that leads to after dismantling many times also can lead to the leakproofness to reduce, thereby probably cause the weeping.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned problem that prior art exists, the to-be-solved technical problem of the utility model is: when the connecting part of the feeding and discharging pipe is disassembled, the part is usually connected by a steel pipe flange, so that the disassembly is inconvenient, the sealing performance can be reduced due to the deformation caused after the disassembly for many times, and liquid leakage can be caused.

In order to solve the technical problem, the utility model adopts the following technical scheme: interface arrangement for a double disc refiner, comprising: the corrugated pipe, the flange plate, the sealing assembly and the connecting assembly; two ends of the corrugated pipe are respectively fixedly provided with a flange plate; the sealing assembly seals the flange plate with other interfaces; the flange plate is provided with a connecting assembly, and the flange plate is connected with other devices through the connecting assembly.

The utility model discloses in, when needs are dismantled the change to the mill of double-disc refiner, only need through coupling assembling with the steel pipe flange on ring flange and the interface dismantle can, through the setting of bellows, when dismantling the change to the mill, through flexible and crooked of bellows adaptability, can effectually avoid leading to steel pipe flange to warp after dismantling many times.

Preferably, the connecting assembly comprises a bolt and a nut, a groove is formed in the side face of the flange plate, one end of the bolt is hinged to the flange plate through the groove, and the nut is sleeved on the bolt and is in threaded connection with the bolt. The side of the steel pipe flange on the interface is provided with a clamping groove matched with the bolt, the width of the clamping groove is smaller than that of the bolt, the clamping groove is clamped into the nut through rotation, and then the bolt is rotated to connect the flange plate with the steel pipe flange on the interface.

Preferably, the seal assembly comprises a seal ring; the sealing ring is arranged in the sealing groove, and the sealing ring is matched with the sealing groove. And the steel pipe flange on the interface is sealed with the flange plate through the sealing ring.

Preferably, the seal assembly further comprises a slip ring; the sealing groove is internally provided with a sliding groove, the sliding ring is positioned in the sliding groove and is in sliding connection with the sliding ring, and the inner side wall of the flange plate is provided with a through hole communicated with one end, far away from the sealing groove, of the sliding groove. Under the effect of pressure, in the liquid in the bellows passed through the through-hole and gets into the spout, liquid promoted the sliding ring and slides, and the sliding ring extrudees the sealing washer for the sealing washer discovery is out of shape, thereby lets the clearance between the steel pipe flange on sealing washer and the seal groove and the interface become littleer, thereby increases the leakproofness between the steel pipe flange on the interface and the ring flange.

Preferably, the one end that the spout was kept away from to the through-hole is equipped with the horn mouth, horn mouth department is equipped with the filter screen. More liquid can get into in the through-hole through the horn mouth to can increase the thrust of sliding ring, can effectively prevent through the filter screen that the impurity in the liquid blocks up the through-hole.

Preferably, one side of the flange, which is far away from the corrugated pipe, is fixedly provided with an extension pipe, and the extension pipe and the corrugated pipe are coaxially arranged. The inside of the steel pipe flange on the interface is provided with an extension groove matched with the extension pipe, so that the sealing performance of the steel pipe flange on the interface and the flange plate can be improved.

Compared with the prior art, the utility model discloses at least, following advantage has:

1. can effectively avoid the deformation of the steel pipe flange after being disassembled for many times. The utility model discloses in, when needs are dismantled the change to the mill of double-disc refiner, go into the stuck in-groove through swivel nut and card, then the swivel bolt can be dismantled the steel pipe flange on ring flange and the interface. Through the setting of bellows, when dismantling the change to the mill, through flexible and crooked of bellows adaptability, can effectually avoid dismantling the back many times and lead to the steel pipe flange to warp.

2. The sealing performance between the steel pipe flange and the flange plate on the interface can be improved. Under the effect of pressure, in the liquid in the bellows passed through the through-hole and gets into the spout, liquid promoted the sliding ring and slides, and the sliding ring extrudees the sealing washer for the sealing washer discovery is out of shape, thereby lets the clearance between the steel pipe flange on sealing washer and the seal groove and the interface become littleer, thereby increases the leakproofness between the steel pipe flange on the interface and the ring flange.

Drawings

In order to more clearly illustrate the embodiments of the present invention, the drawings used in the embodiments will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.

Fig. 1 is a perspective assembly view of an interface device and a steel pipe flange of a double disc refiner.

Fig. 2 is a perspective view of a steel pipe flange.

Fig. 3 is a front partial cross-sectional view of a bellows and flange of the interface device of the double disc refiner.

Fig. 4 is an enlarged view a of fig. 3.

Reference numerals: 1-corrugated pipe, 2-flange plate, 21-groove, 22-sealing groove, 23-sliding groove, 24-through hole, 25-bell mouth, 3-sealing component, 31-sealing ring, 32-sliding ring, 4-connecting component, 41-bolt, 42-nut, 5-filter screen, 6-extension pipe, 7-steel pipe flange, 71-clamping groove and 72-extension groove.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

In the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides an embodiment: interface arrangement for a double disc refiner, comprising: the corrugated pipe comprises a corrugated pipe 1, a flange plate 2, a sealing component 3 and a connecting component 4; two ends of the corrugated pipe 1 are respectively fixedly provided with a flange plate 2; the flange plate 2 is sealed with other interfaces by the sealing component 3; be equipped with coupling assembling 4 on the ring flange 2, coupling assembling 4 is connected ring flange 2 and advance, steel pipe flange 7 on the interfaces that discharging pipe etc. and double disc refiner are connected, during the concrete implementation, coupling assembling 4 on every ring flange 2 is evenly distributed's four. Furthermore, in order to improve the sealing performance between the steel pipe flange 7 on the interface and the flange plate 2, an extension pipe 6 is fixedly arranged on one side of the flange away from the corrugated pipe 1, and the extension pipe 6 is coaxially arranged with the corrugated pipe 1. In specific implementation, the extension groove 72 matched with the extension pipe 6 is arranged on the inner side of the steel pipe flange 7 on the interface, so that the sealing performance between the steel pipe flange 7 on the interface and the flange plate 2 can be improved. When the millstone of the double-disc refiner needs to be disassembled and replaced, the flange plate 2 and the steel pipe flange 7 on the interface only need to be disassembled through the connecting assembly 4, and through the arrangement of the corrugated pipe 1, when the millstone is disassembled and replaced, the steel pipe flange 7 can be effectively prevented from being deformed after being disassembled for many times through the flexibility and the bending of the adaptability of the corrugated pipe 1.

Referring to fig. 1, in other embodiments, the connecting assembly 4 may have a structure including a bolt 41 and a nut 42, a groove 21 is formed on a side surface of the flange 2, one end of the bolt 41 is hinged to the flange 2 through the groove 21, and the nut 42 is sleeved on the bolt 41 and is in threaded connection with the bolt 41. During specific implementation, the side edge of the steel pipe flange 7 on the interface is provided with a clamping groove 71 matched with the bolt 41, the width of the clamping groove 71 is smaller than that of the bolt 41, the clamping groove 71 is clamped into the nut 42 by rotating, and then the bolt 41 is rotated to connect the flange plate 2 with the steel pipe flange 7 on the interface.

Referring to fig. 1-4, in yet another embodiment, the seal assembly 3 includes a seal ring 31; the sealing groove 22 is formed in one side, away from the corrugated pipe 1, of the flange plate 2, the sealing ring 31 is installed in the sealing groove 22, and the sealing ring 31 is matched with the sealing groove 22. The steel pipe flange 7 at the joint is sealed with the flange 2 by a seal ring 31. Further, in order to increase the sealing performance between the steel pipe flange 7 on the interface and the flange plate 2, the sealing assembly 3 further comprises a sliding ring 32; be equipped with spout 23 in the seal groove 22, the sliding ring 32 is located spout 23, and spout 23 and sliding ring 32 sliding connection, set up the through-hole 24 that communicates with the one end that spout 23 kept away from seal groove 22 on the inside wall of ring flange 2, during the concrete implementation, the number of through-hole 24 is a plurality of evenly distributed. Under the effect of pressure, liquid in the bellows 1 passes through in the through-hole 24 gets into spout 23, and liquid promotes the sliding ring 32 and slides, and the sliding ring 32 extrudes sealing washer 31 for sealing washer 31 discovers the deformation, thereby lets the clearance between sealing washer 31 and the steel pipe flange 7 on seal groove 22 and the interface become littleer, thereby increases the leakproofness between steel pipe flange 7 on the interface and ring flange 2. Furthermore, in order to increase the thrust of the slip ring 32, a bell mouth 25 is arranged at one end of the through hole 24 far away from the chute 23, and a filter screen 5 is arranged at the bell mouth 25. More liquid can enter the through holes 24 through the bell mouths 25, so that the thrust of the sliding ring 32 can be increased, and the through holes 24 can be effectively prevented from being blocked by impurities in the liquid through the filter screen 5.

The utility model discloses a theory of operation and use flow:

when the millstone of the double-disc refiner needs to be disassembled and replaced, the flange plate 2 and the steel pipe flange 7 on the interface can be disassembled by rotating the nut 42 and clamping into the clamping groove 71 and then rotating the bolt 41. Through the setting of bellows 1, when dismantling the change to the mill, through the flexible and crooked of 1 adaptability of bellows, can effectually avoid dismantling the back many times and lead to steel pipe flange 7 to warp.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included in the scope of the claims and description of the present invention.

Claims (6)

1. Interface arrangement of double plate fiberizer, its characterized in that includes: the corrugated pipe (1), the flange plate (2), the sealing assembly (3) and the connecting assembly (4);

two ends of the corrugated pipe (1) are respectively fixedly provided with a flange plate (2);

the sealing component (3) seals the flange plate (2) with other interfaces;

and the flange plate (2) is provided with a connecting component (4), and the flange plate (2) is connected with other devices through the connecting component (4).

2. Interface arrangement of a double disc refiner according to claim 1, wherein the connection member (4) comprises a bolt (41) and a nut (42), the side of the flange (2) is provided with a groove (21), one end of the bolt (41) is hinged to the flange (2) through the groove (21), and the nut (42) is sleeved on the bolt (41) and is in threaded connection with the bolt (41).

3. An interface arrangement of a double disc refiner according to claim 1, characterized in that said sealing assembly (3) comprises a sealing ring (31); seal groove (22) have been seted up to one side that bellows (1) were kept away from in ring flange (2), sealing washer (31) are installed in seal groove (22), and sealing washer (31) and seal groove (22) cooperation.

4. Interface arrangement of a double disc refiner according to claim 3, characterized in that said seal assembly (3) further comprises a slip ring (32); be equipped with spout (23) in seal groove (22), sliding ring (32) are located spout (23), and spout (23) and sliding ring (32) sliding connection, set up through-hole (24) of keeping away from the one end intercommunication of seal groove (22) with spout (23) on the inside wall of ring flange (2).

5. Interface arrangement of a double disc refiner according to claim 4, wherein the end of the through hole (24) facing away from the chute (23) is provided with a bell mouth (25), and the bell mouth (25) is provided with a filter screen (5).

6. An interface arrangement of a double disc refiner according to claim 1, characterized in that an extension pipe (6) is fixedly arranged on the side of the flange facing away from the corrugated pipe (1), the extension pipe (6) being arranged coaxially with the corrugated pipe (1).

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