Wastewater pretreatment device for environment-friendly paper pulp

Abstract

The utility model relates to the technical field of paper pulp wastewater treatment, and discloses an environment-friendly paper pulp wastewater pretreatment device which comprises a base, a fixed disc is fixedly connected to the top of the base, a pretreatment barrel is fixedly connected to the top of the fixed disc, and a dismounting mechanism is arranged on the inner side of the pretreatment barrel. A supporting frame is fixedly connected to the back end of the top of the fixing disc, an auxiliary stirring mechanism is arranged at the top of the supporting frame and comprises an auxiliary assembly and a stirring assembly, the auxiliary assembly is arranged at the top of the supporting frame, the stirring assembly is arranged on the inner side of the auxiliary assembly, and the auxiliary assembly comprises a first air cylinder; the first air cylinder is fixedly connected to the top of the supporting frame. A second stirring plate can be used for anticlockwise stirring the wastewater in the filter cartridge and a coagulant, so that the coagulant can be fully mixed with the wastewater, pollutants such as suspended solids and colloids in the wastewater are gathered into relatively large particles and precipitated, and the wastewater is primarily treated.

Description

TECHNICAL FIELD

[0001] The utility model relates to paper pulp wastewater treatment technical field, concretely is a wastewater pretreatment device for environmental protection paper pulp. BACKGROUND

[0002] Environmental protection paper pulp refers to the paper pulp made by using environment-friendly and sustainable methods, aiming at minimizing the impact on the environment. This technology emphasizes the use of renewable resources, reduces chemical and energy consumption, and reduces wastewater and waste emissions.

[0003] The pretreatment device for paper pulp wastewater disclosed in publication No. CN 214182040 U sets a filtering mechanism, so that the stirring device drives the filtering mechanism to rotate when rotating, and the filter screen cleans the flocculent impurities in the wastewater, avoiding the blockage of the water pipe by the flocculent impurities.

[0004] The pretreatment device for paper pulp wastewater sets a filtering mechanism, so that the stirring device drives the filtering mechanism to rotate when rotating, and the filter screen cleans the flocculent impurities in the wastewater, but the stirring device provided on the device can only rotate in one direction. Single-direction stirring can only achieve single-direction flow or shearing action, which is easy to form turbulent diffusion, but the interval mixing time is long, and the overall mixing effect is not good, so it needs to be improved. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a wastewater pretreatment device for environmental protection paper pulp, to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a wastewater pretreatment device for environmental protection paper pulp, comprising a base, the top of the base is fixedly connected with a fixed disc, the top of the fixed disc is fixedly connected with a pretreatment barrel, the inner side of the pretreatment barrel is provided with a dismounting mechanism, the top of the fixed disc is fixedly connected with a support frame at the back end, and the top of the support frame is provided with an auxiliary stirring mechanism.

[0007] The auxiliary stirring mechanism comprises an auxiliary assembly and a stirring assembly, the auxiliary assembly is arranged on the top of the support frame, and the stirring assembly is arranged on the inner side of the auxiliary assembly.

[0008] The auxiliary assembly comprises a first air cylinder, the first air cylinder is fixedly connected to the top of the support frame, the bottom of the first air cylinder is fixedly connected with a fixed frame, the bottom of the fixed frame is fixedly connected with a shielding cover, the inner top of the fixed frame is fixedly connected with a first motor, the bottom of the first motor is fixedly connected with a rotating shaft, the outer periphery of the rotating shaft is fixedly connected with a first stirring plate, and the top of the fixed frame is fixedly connected with a sliding rod.

[0009] Preferably, the slide rod is provided with two, and the two slide rods are fixedly connected to the front and rear sides of the top of the fixed frame and are slidably connected to the inner side of the support frame.

[0010] Preferably, the stirring assembly comprises a second motor fixedly connected to the inner top of the fixed frame, a linkage rod fixedly connected to the bottom of the second motor, a cover fixedly connected to the bottom of the linkage rod, a drive gear fixedly connected to the outer periphery of the linkage rod, a rotating gear engaged with the back end of the drive gear, a linkage plate fixedly connected to the bottom inner side of the rotating gear, a second stirring plate fixedly connected to the bottom of the linkage plate, and a support fixedly connected to the bottom outer side of the rotating gear.

[0011] Preferably, the cover is provided with a circular groove corresponding to the movement track of the support in the inner side, and the support is rotatably connected to the inside of the circular groove, so that the support is limited and more stable during rotation, and the support can support the rotating gear and make the rotating gear more stable during rotation.

[0012] Preferably, the rotating gear is provided with a fixed hole corresponding to the position of the rotating shaft in the inside, and the rotating shaft is rotatably connected to the inside of the fixed hole, so that the rotating shaft can rotate in the inside of the rotating gear.

[0013] Preferably, the dismounting mechanism comprises an arc-shaped plate fixedly connected to the outside of the pretreatment barrel, a second air cylinder fixedly connected to the bottom of the arc-shaped plate, a connecting frame fixedly connected to the top of the second air cylinder, a lifting disc fixedly connected to the bottom of the connecting frame, connecting plates fixedly connected to the front and rear sides of the bottom of the lifting disc, a bidirectional threaded rod rotatably connected to the inside of the connecting plates, a rotating disc fixedly connected to the front of the bidirectional threaded rod, a threaded plate threadedly connected to the outer periphery of the bidirectional threaded rod, a clamping plate fixedly connected to the top of the threaded plate, and a filter cartridge arranged in the inside of the clamping plate.

[0014] Preferably, the filter cartridge is attached to the inner wall of the clamping plate at the bottom, and the bottom of the filter cartridge is attached to the top of the lifting disc, so that the filter cartridge can be clamped by the clamping plate, and the filter cartridge is more stable when the first and second stirring plates rotate in the inside of the filter cartridge.

[0015] Compared with the prior art, the wastewater pretreatment device for environment-friendly paper pulp has the following beneficial effects:

[0016] 1. The environmental protection paper pulp wastewater pretreatment device, when the wastewater needs to be pretreated, the wastewater is poured into the filter cylinder, the coagulant is poured into the filter cylinder, the first stirring plate can clockwise stir the wastewater in the filter cylinder, the second stirring plate can counterclockwise stir the wastewater and the coagulant in the filter cylinder, the coagulant can be fully mixed with the wastewater, the suspended solids, colloids and other pollutants in the wastewater are gathered into larger particles and precipitate, and the wastewater is preliminarily treated.

[0017] 2. The environmental protection paper pulp wastewater pretreatment device, when the particles in the filter cylinder need to be treated, the filter cylinder can be moved out of the pretreatment barrel, the filter cylinder can be disassembled, and the particles precipitated in the filter cylinder can be cleaned. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0019] Figure 1 It is a front view structural schematic diagram of the present application;

[0020] Figure 2 It is an auxiliary stirring mechanism structural schematic diagram;

[0021] Figure 3 It is an auxiliary assembly structural schematic diagram;

[0022] Figure 4 It is a stirring assembly structural schematic diagram;

[0023] Figure 5 It is a disassembly mechanism structural schematic diagram.

[0024] In the figure: 1, base; 2, fixed disc; 3, pretreatment barrel; 4, dismounting mechanism; 41, connecting frame; 42, arc plate; 43, second air cylinder; 44, clamping plate; 45, lifting disc; 46, connecting plate; 47, two-way threaded rod; 48, threaded plate; 49, rotating disc; 401, filter cartridge; 5, support frame; 6, auxiliary stirring mechanism; 61, auxiliary assembly; 611, shielding cover; 612, fixing frame; 613, first air cylinder; 614, sliding rod; 615, first motor; 616, rotating shaft; 617, first stirring plate; 62, stirring assembly; 621, second stirring plate; 622, support; 623, rotating gear; 624, second motor; 625, driving gear; 626, linkage rod; 627, linkage plate. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting", "fixing" and the like should be understood in a broad sense. For example, it can be fixed connection, or detachable connection, or integrated; it can be mechanical connection, or electrical connection; it can be direct connection, or indirect connection through intermediate medium; it can be internal communication of two elements or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0027] The present application provides the following technical solutions:

[0028] Embodiment one

[0029] Please refer to Figures 1-5 The present application provides a technical solution: a wastewater pretreatment device for environment-friendly paper pulp, comprising a base 1, the top of the base 1 is fixedly connected with a fixed disc 2, the top of the fixed disc 2 is fixedly connected with a pretreatment barrel 3, the inner side of the pretreatment barrel 3 is provided with a dismounting mechanism 4, the top of the fixed disc 2 is fixedly connected with a support frame 5 at the back end, and the top of the support frame 5 is provided with an auxiliary stirring mechanism 6;

[0030] The auxiliary stirring mechanism 6 comprises an auxiliary assembly 61 and a stirring assembly 62, the auxiliary assembly 61 is arranged on the top of the support frame 5, and the stirring assembly 62 is arranged on the inner side of the auxiliary assembly 61;

[0031] The auxiliary assembly 61 comprises a first air cylinder 613 fixedly connected to the top of the support frame 5, a fixed frame 612 fixedly connected to the bottom of the first air cylinder 613, a shielding cover 611 fixedly connected to the bottom of the fixed frame 612, a first motor 615 fixedly connected to the inner top of the fixed frame 612, a rotating shaft 616 fixedly connected to the bottom of the first motor 615, a first stirring plate 617 fixedly connected to the outer periphery of the rotating shaft 616, and a sliding rod 614 fixedly connected to the top of the fixed frame 612.

[0032] Further, the sliding rod 614 has two sliding rods 614 fixedly connected to the front and rear sides of the top of the fixed frame 612, and the sliding rod 614 is slidingly connected to the inner side of the support frame 5. The sliding rod 614 can limit the fixed frame 612, so that the fixed frame 612 is more stable during lifting.

[0033] Embodiment Two

[0034] Please refer to Figures 1-5 On the basis of Embodiment One, the stirring assembly 62 further comprises a second motor 624 fixedly connected to the inner top of the fixed frame 612, a linkage rod 626 fixedly connected to the bottom of the second motor 624, the linkage rod 626 rotatably connected to the bottom of the shielding cover 611, a drive gear 625 fixedly connected to the outer periphery of the linkage rod 626, a rotating gear 623 meshed with the back end of the drive gear 625, a linkage plate 627 fixedly connected to the bottom of the rotating gear 623, a second stirring plate 621 fixedly connected to the bottom of the linkage plate 627, and a support 622 fixedly connected to the outer side of the bottom of the rotating gear 623.

[0035] Further, the inner side of the shielding cover 611 is provided with a circular groove corresponding to the movement track of the support 622, and the support 622 is rotatably connected to the inside of the circular groove. The circular groove can limit the support 622, so that the support 622 is more stable during rotation. The support 622 can support the rotating gear 623, so that the rotating gear 623 is more stable during rotation.

[0036] Further, the rotating gear 623 is provided with a fixed hole corresponding to the position of the rotating shaft 616 in the inside, and the rotating shaft 616 is rotatably connected to the inside of the fixed hole. The fixed hole allows the rotating shaft 616 to rotate in the inside of the rotating gear 623.

[0037] Embodiment Three

[0038] Please refer to Figures 1-5And on the basis of embodiment one, further get disassembly mechanism 4 including arc plate 42, arc plate 42 is fixedly connected to the outside of pretreatment barrel 3, arc plate 42 bottom is fixedly connected with second air cylinder 43, second air cylinder 43 top is fixedly connected with connecting frame 41, connecting frame 41 bottom is fixedly connected with lifting disc 45, lifting disc 45 bottom front and rear sides are fixedly connected with connecting plate 46, connecting plate 46 inner side is rotatably connected with bidirectional screw rod 47, bidirectional screw rod 47 front side is fixedly connected with rotating disc 49, bidirectional screw rod 47 periphery is threadedly connected with screw plate 48, screw plate 48 top is fixedly connected with clamping plate 44, clamping plate 44 inner side is provided with filter cartridge 401.

[0039] Further, the filter cartridge 401 outer wall bottom and the clamping plate 44 inner wall are mutually attached, and the filter cartridge 401 bottom and the lifting disc 45 top are mutually attached, and the filter cartridge 401 can be clamped by the clamping plate 44, so that the first stirring plate 617 and the second stirring plate 621 rotate inside the filter cartridge 401, and the filter cartridge 401 is more stable.

[0040] In actual operation, when the device is used, when the environmental protection paper pulp wastewater needs to be pretreated, the wastewater is poured into the filter cartridge 401 inside, the wastewater is filtered through the filter cartridge 401, the coagulant is poured into the filter cartridge 401 inside, the fixed frame 612, the shielding cover 611, the first stirring plate 617 and the second stirring plate 621 are driven downward by the first air cylinder 613, the rotating shaft 616 is driven to rotate by the first motor 615, the first stirring plate 617 is driven to rotate by the rotating shaft 616, the first stirring plate 617 can stir the wastewater inside the filter cartridge 401 clockwise, the linkage rod 626 and the drive gear 625 are driven to rotate by the second motor 624, the second stirring plate 621 is driven to rotate by the drive gear 625 through the rotating gear 623, the second stirring plate 621 can stir the wastewater and the coagulant inside the filter cartridge 401 counterclockwise, the coagulant can be fully mixed with the wastewater, the suspended solids, colloids and other pollutants in the wastewater are aggregated into larger particles and precipitated, and the wastewater is preliminarily treated;

[0041] When the particles inside the filter cartridge 401 need to be treated, the first stirring plate 617 and the second stirring plate 621 are moved upward by the first air cylinder 613, the lifting disc 45 is moved upward by the second air cylinder 43, the lifting disc 45 moves out of the pretreatment barrel 3 inside, the bidirectional screw rod 47 is driven to rotate by the rotating disc 49, the clamping plate 44 is driven away from the filter cartridge 401 outer wall by the bidirectional screw rod 47 through the screw plate 48, the filter cartridge 401 can be disassembled, and the precipitated particles inside the filter cartridge 401 can be cleaned up;

[0042] After the filter cartridge 401 is disassembled, the wastewater neutralizing agent is put into the pretreatment barrel 3, the first stirring plate 617 and the second stirring plate 621 are moved downwards, so that the first stirring plate 617 and the second stirring plate 621 can move into the pretreatment barrel 3, the neutralizing agent can be stirred by the first stirring plate 617 and the second stirring plate 621, the wastewater can be neutralized, and the wastewater can reach the discharge standard.

[0043] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element preceded by "comprises... " does not, without more limitations, preclude the existence of further identical elements in the process, method, article, or apparatus that comprises the recited element.

Claims

1. An apparatus for the pretreatment of wastewater from the production of environmentally friendly pulp, comprising a base (1), characterised in that: The base (1) top fixedly connected with the fixed disc (2), the fixed disc (2) top fixedly connected with the pretreatment barrel (3), the pretreatment barrel (3) inside is provided with the dismounting mechanism (4), the fixed disc (2) top back end fixedly connected with the support frame (5), the support frame (5) top is provided with the auxiliary stirring mechanism (6); The auxiliary stirring mechanism (6) includes auxiliary assembly (61) and stirring assembly (62), the auxiliary assembly (61) is arranged in the support frame (5) top, the stirring assembly (62) is arranged in the auxiliary assembly (61) inside; The auxiliary assembly (61) includes first air cylinder (613), the first air cylinder (613) is fixedly connected to the support frame (5) top, the first air cylinder (613) bottom fixedly connected with the fixed frame (612), the fixed frame (612) bottom fixedly connected with the cover (611), the fixed frame (612) inside top fixedly connected with the first motor (615), the first motor (615) bottom fixedly connected with the shaft (616), the shaft (616) periphery fixedly connected with the first stirring plate (617), the fixed frame (612) top fixedly connected with the slide rod (614).

2. The wastewater pretreatment device for environmentally friendly paper pulp according to claim 1, characterized in that: The slide rod (614) has two, two slide rods (614) are fixedly connected to the fixed frame (612) top front and back sides, and the slide rod (614) is slidably connected to the inside of the support frame (5).

3. The device for wastewater pretreatment for environmentally friendly paper pulp according to claim 1, characterized in that: The stirring assembly (62) includes second motor (624), the second motor (624) is fixedly connected to the inside top of the fixed frame (612), the second motor (624) bottom fixedly connected with the linkage rod (626), the linkage rod (626) bottom rotatably connected to the bottom of the cover (611), the linkage rod (626) periphery fixedly connected with the drive gear (625), the drive gear (625) back end is engaged with the rotating gear (623), the rotating gear (623) bottom inside fixedly connected with the linkage plate (627), the linkage plate (627) bottom fixedly connected with the second stirring plate (621), the rotating gear (623) bottom outside fixedly connected with the support (622).

4. A device for pre-treatment of wastewater for use in the production of environmentally friendly pulp according to claim 3, characterized in that: The cover (611) inside is provided with a circular groove corresponding to the movement track of the support (622), and the support (622) is rotatably connected inside the circular groove.

5. The wastewater pretreatment device for environmentally friendly paper pulp according to claim 3, characterized in that: The rotating gear (623) is provided with a fixed hole corresponding to the position of the shaft (616) inside, and the shaft (616) is rotatably connected inside the fixed hole.

6. The wastewater pretreatment device for environmentally friendly paper pulp according to claim 1, characterized in that: The dismounting mechanism (4) comprises an arc-shaped plate (42) fixedly connected to the outside of the pretreatment barrel (3), a second air cylinder (43) fixedly connected to the bottom of the arc-shaped plate (42), a connecting frame (41) fixedly connected to the top of the second air cylinder (43), a lifting disc (45) fixedly connected to the bottom of the connecting frame (41), connecting plates (46) fixedly connected to the front and rear sides of the bottom of the lifting disc (45), bidirectional threaded rods (47) rotatably connected to the inner sides of the connecting plates (46), rotating discs (49) fixedly connected to the front sides of the bidirectional threaded rods (47), threaded plates (48) threadedly connected to the peripheries of the bidirectional threaded rods (47), and clamping plates (44) fixedly connected to the top of the threaded plates (48), wherein the clamping plates (44) are provided with filter cartridges (401) on the inner sides.

7. A device for the pretreatment of wastewater for use in the production of environmentally friendly paper pulp according to claim 6, characterized in that: The outer wall of the filter cartridge (401) is in close contact with the inner wall of the clamping plate (44), and the bottom of the filter cartridge (401) is in close contact with the top of the lifting disc (45).

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