Paper pulp raw material crushing and pulping machine

Abstract

The utility model discloses a paper pulp raw material crushing pulping machine, which belongs to the technical field of paper pulp raw material crushing, and comprises a crushing tank, feeding pipes are fixed at a plurality of feeding ports of the crushing tank, the top ends of the feeding pipes are communicated with the same circular ring pipe, an input pipe is fixed at the feeding port at the top end of the circular ring pipe, and the input pipe is communicated with the circular ring pipe. An L-shaped discharge pipe provided with an electric valve is fixed at a discharge hole in the bottom end of the crushing tank; the crushing device further comprises a bidirectional crushing structure and an intermittent blocking structure; the bidirectional crushing structure is mounted on the crushing tank; according to the utility model, through the arrangement of the bidirectional crushing structure, the motor is started, and a plurality of components are matched, so that in the process that the stirring shaft a drives the plurality of crushing cutters a to rotate, and in cooperation with the effects of the plurality of components, the rotating plate drives the two stirring shafts b to rotate, the crushing cutters a are crushed; and the two stirring shafts b can drive a plurality of crushing cutters b to rotate at the same time, so that the paper pulp crushing efficiency can be greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of pulp raw material crushing, and in particular relates to a pulping machine for crushing pulp raw materials. Background Art

[0002] Pulp raw material crushing pulping machine is a kind of equipment used to crush and pulp the pulp raw materials. It usually consists of a crusher and a pulping machine, which can crush and pulp various pulp raw materials such as waste paper, waste cardboard, wood, etc., and finally produce pulp suitable for papermaking production.

[0003] Crusher is usually used to preliminarily crush pulp raw materials into smaller particles, while pulper is used to further refine and separate the crushed materials to finally obtain pulp. This equipment plays a vital role in the papermaking industry, can improve the quality and production efficiency of pulp, reduce production costs, and is one of the indispensable equipment in paper mills.

[0004] The pulp raw material crushing pulping machine of the prior art has the following disadvantages during use:

[0005] On the one hand, only ordinary stirring structures are used to break the pulp, resulting in low breaking efficiency and long time, which greatly reduces the breaking efficiency of the pulping machine;

[0006] Secondly, only one fixed feed port is provided on the top of the pulping machine, so that the feed can only enter from a fixed position, thereby greatly reducing the crushing efficiency. Therefore, a pulping machine for crushing pulp raw materials is needed. Utility Model Content

[0007] The purpose of the utility model is to provide a pulp raw material crushing pulping machine to solve the problems raised in the above background technology.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pulp raw material crushing pulping machine, comprising a crushing tank, wherein a plurality of feed ports of the crushing tank are all fixed with feed pipes, the tops of the plurality of feed pipes are all connected with the same annular tube, an input pipe is fixed at the feed port arranged at the top of the annular tube, and an L-shaped discharge pipe equipped with an electric valve is fixed at the discharge port at the bottom end of the crushing tank;

[0009] It also includes a bidirectional crushing structure and an intermittent blocking structure. The bidirectional crushing structure is installed on the crushing tank. The bidirectional crushing structure can achieve better crushing effect and higher crushing efficiency.

[0010] The intermittent blocking structure is installed on the bidirectional crushing structure, and the intermittent blocking structure enables the pulp raw material to be fed into the crushing tank from a plurality of feeding pipes respectively.

[0011] Preferably, the bidirectional crushing structure includes a rotating cylinder rotatably connected at the top center of the crushing tank, the inner side of the rotating cylinder is rotatably connected to a stirring shaft a, the outer side of the stirring shaft a is fixedly connected to a plurality of crushing knives a, the top of the stirring shaft a is fixedly connected to a bevel gear a, and a bevel gear b fixedly connected to the outer side of the rotating cylinder is provided below the bevel gear a.

[0012] Preferably, the bevel gear b is meshedly connected with the bevel gear a via a same bevel gear c, the bevel gear c is fixedly connected to the outer side of the output shaft of the motor, and the motor is fixedly connected to the top of the crushing tank.

[0013] Preferably, the inner side of the crushing tank is also provided with a rotating plate fixedly connected to the outer side of the rotating cylinder, and two symmetrically arranged stirring shafts b are rotatably connected to the rotating plate, and multiple crushing knives b are fixedly connected to the outer sides of the stirring shafts b, and the tops of the stirring shafts b are fixedly connected to transmission gears, and the outer sides of the two transmission gears are meshedly connected with the same gear ring, and the gear ring is fixed to the outer side of the crushing tank through two symmetrically arranged connecting rods.

[0014] Preferably, the intermittent blocking structure comprises a rotating disk fixedly connected to the outer side of the rotating cylinder, and a through hole is formed at the edge of the rotating disk.

[0015] Preferably, the through hole coincides with the bottom end of one of the feed pipes.

[0016] Compared with the prior art, the pulp raw material crushing pulping machine provided by the utility model has at least the following beneficial effects:

[0017] (1) By setting up a bidirectional crushing structure, the motor is started and multiple components are coordinated to make the stirring shaft a drive multiple crushing knives a to rotate, and the rotating plate drives the two stirring shafts b to rotate, so that the two stirring shafts b can drive the multiple crushing knives b to rotate at the same time, thereby greatly improving the efficiency of pulp crushing;

[0018] (2) By setting up an intermittent blocking structure, during the rotation of the rotating drum, the rotating disk can rotate accordingly, and the through hole can intermittently overlap with the bottom ends of multiple feed pipes, so that the pulp raw material can enter from different feed ports on the top of the crushing tank, thereby further improving the crushing efficiency and achieving good use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the planar structure of each component in the bidirectional crushing structure after the crushing tank of the utility model is cut open;

[0021] Figure 3It is a schematic diagram of the enlarged structure of point A of the utility model.

[0022] In the figure: 1. crushing tank; 2. feed pipe; 21. annular pipe; 22. input pipe; 3. L-shaped discharge pipe; 4. two-way crushing structure; 41. rotating cylinder; 42. stirring shaft a; 43. crushing knife a; 44. bevel gear a; 45. bevel gear b; 46. bevel gear c; 47. motor; 48. rotating plate; 49. stirring shaft b; 410. transmission gear; 411. gear ring; 5. intermittent blocking structure; 51. rotating disk; 52. through hole. DETAILED DESCRIPTION

[0023] The present invention will be further described below in conjunction with the embodiments.

[0024] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all of the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.

[0025] The following examples are used to illustrate the present invention, but cannot be used to limit the scope of protection of the present invention. The conditions in the examples can be further adjusted according to specific conditions, and simple improvements to the method of the present invention under the premise of the concept of the present invention are all within the scope of protection claimed by the present invention.

[0026] Example

[0027] On the one hand, only ordinary stirring structures are used to break the pulp, resulting in low breaking efficiency and long time, which greatly reduces the breaking efficiency of the pulping machine;

[0028] Secondly, there is only one fixed feed port on the top of the pulping machine, which means that the feed can only enter from a fixed position, thus greatly reducing the crushing efficiency;

[0029] To do this, see Figure 1-3 The utility model provides a pulp raw material crushing pulping machine, comprising:

[0030] A crushing tank 1, wherein a plurality of feed ports of the crushing tank 1 are all fixed with feed pipes 2, the tops of the plurality of feed pipes 2 are all connected with a same annular pipe 21, an input pipe 22 is fixed at the feed port arranged at the top of the annular pipe 21, and an L-shaped discharge pipe 3 equipped with an electric valve is fixed at the discharge port at the bottom end of the crushing tank 1;

[0031] It also includes a bidirectional crushing structure 4 and an intermittent blocking structure 5. The bidirectional crushing structure 4 is installed on the crushing tank 1. The bidirectional crushing structure 4 can achieve better crushing effect and higher crushing efficiency.

[0032] The intermittent blocking structure 5 is installed on the bidirectional crushing structure 4 , and the intermittent blocking structure 5 enables the pulp raw material to be fed into the crushing tank 1 from a plurality of feeding pipes 2 respectively.

[0033] Further as Figure 1-3 As shown, in order to improve the crushing efficiency, a bidirectional crushing structure 4 is provided, which includes a rotating cylinder 41 rotatably connected at the top center of the crushing tank 1, a stirring shaft a42 is rotatably connected to the inner side of the rotating cylinder 41, a plurality of crushing knives a43 are fixedly connected to the outer side of the stirring shaft a42, a bevel gear a44 is fixedly connected to the top of the stirring shaft a42, a bevel gear b45 fixedly connected to the outer side of the rotating cylinder 41 is provided below the bevel gear a44, and the bevel gear b45 is meshed with the bevel gear a44 to be connected with the same bevel gear c46, and the bevel gear c46 is fixedly connected to the outer side of the rotating cylinder 41. The outer side of the output shaft of the motor 47 is connected to the motor 47, which is fixed to the top of the crushing tank 1. The inner side of the crushing tank 1 is also provided with a rotating plate 48 fixed to the outer side of the rotating cylinder 41. Two symmetrically arranged stirring shafts b49 are rotatably connected to the rotating plate 48. The outer sides of the stirring shafts b49 are fixed with multiple crushing knives b. The tops of the stirring shafts b49 are fixed with transmission gears 410. The outer sides of the two transmission gears 410 are meshedly connected with the same gear ring 411. The gear ring 411 is fixed to the outer side of the crushing tank 1 through two symmetrically arranged connecting rods.

[0034] The motor 47 drives the bevel gear c46 to rotate, thereby transmitting the bevel gear a44 and the bevel gear b45 to rotate in different directions, so that the rotating drum 41 and the stirring shaft a42 can rotate in opposite directions.

[0035] Further as Figure 1-3 As shown, the intermittent blocking structure 5 includes a rotating disk 51 fixed to the outside of the rotating cylinder 41 , and a through hole 52 is opened at the edge of the rotating disk 51 , and the through hole 52 coincides with the bottom end of one of the feed pipes 2 .

[0036] Embodiment: In the process of using the pulp raw material crushing pulping machine, pulp raw material can be input through the feed pipe 2, and by starting the motor 47, the movable bevel gear c46 can rotate, and then the bevel gear a44 and the bevel gear b45 can be driven to rotate in different directions, so that the rotating cylinder 41 and the stirring shaft a42 can rotate in opposite directions, and the stirring shaft a42 drives the multiple crushing knives a43 to rotate, and at the same time, the rotating plate 48 drives the two stirring shafts b49 to rotate in the opposite direction, and cooperates with the action of the ring gear 411 and the transmission gear 410, so that the two stirring shafts b49 can drive the multiple crushing knives b to rotate at the same time, thereby greatly improving the efficiency of pulp crushing. In addition, the rotating disk 51 drives the through hole 52 to intermittently overlap with the bottom ends of multiple feed pipes 2, so that the pulp raw material can enter from different feed ports on the top of the crushing tank 1, which further improves the crushing efficiency and has a good use effect.

[0037] Unless otherwise defined, the technical or scientific terms used in the present invention shall have the usual meanings understood by persons with ordinary skills in the field to which the present invention belongs. The words "including" or "comprising" and the like used in the present invention mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. The words "connect" or "connected" and the like are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the described object changes, the relative position relationship may also change accordingly.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pulping machine for crushing pulp raw materials, comprising a crushing tank (1), characterized in that: A feed pipe (2) is fixed at each of the multiple feed ports of the crushing tank (1); the tops of the multiple feed pipes (2) are connected to the same annular tube (21); an input pipe (22) is fixed at the feed port at the top of the annular tube (21); and an L-shaped discharge pipe (3) equipped with an electric valve is fixed at the discharge port at the bottom end of the crushing tank (1); It also includes a bidirectional crushing structure (4) and an intermittent blocking structure (5), wherein the bidirectional crushing structure (4) is installed on the crushing tank (1), and the bidirectional crushing structure (4) can achieve a better crushing effect and a higher crushing efficiency; The intermittent blocking structure (5) is installed on the bidirectional crushing structure (4), and the intermittent blocking structure (5) enables pulp raw materials to be fed into the crushing tank (1) from a plurality of feeding pipes (2) respectively.

2. A pulp raw material crushing pulping machine according to claim 1, characterized in that: The bidirectional crushing structure (4) comprises a rotating cylinder (41) rotatably connected at the top center of the crushing tank (1); a stirring shaft a (42) is rotatably connected to the inner side of the rotating cylinder (41); a plurality of crushing knives a (43) are fixedly connected to the outer side of the stirring shaft a (42); a bevel gear a (44) is fixedly connected to the top of the stirring shaft a (42); and a bevel gear b (45) fixedly connected to the outer side of the rotating cylinder (41) is provided below the bevel gear a (44).

3. A pulp raw material crushing pulping machine according to claim 2, characterized in that: The bevel gear b (45) is meshedly connected with the bevel gear a (44) to form a bevel gear c (46). The bevel gear c (46) is fixedly connected to the outer side of the output shaft of the motor (47). The motor (47) is fixedly connected to the top of the crushing tank (1).

4. A pulp raw material crushing pulping machine according to claim 3, characterized in that: The inner side of the crushing tank (1) is also provided with a rotating plate (48) fixedly connected to the outer side of the rotating cylinder (41); two symmetrically arranged stirring shafts b (49) are rotatably connected to the rotating plate (48); the outer sides of the stirring shafts b (49) are each fixedly connected to a plurality of crushing knives b; the top ends of the stirring shafts b (49) are each fixedly connected to a transmission gear (410); the outer sides of the two transmission gears (410) are meshingly connected to the same gear ring (411); the gear ring (411) is fixedly connected to the outer side of the crushing tank (1) via two symmetrically arranged connecting rods.

5. A pulp raw material crushing pulping machine according to claim 4, characterized in that: The intermittent blocking structure (5) comprises a rotating disk (51) fixedly connected to the outside of the rotating cylinder (41), and a through hole (52) is provided at the edge of the rotating disk (51).

6. A pulp raw material crushing pulping machine according to claim 5, characterized in that: The through hole (52) coincides with the bottom end of one of the feed pipes (2).

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