Pretreatment device for organic waste liquid recovery

Abstract

The utility model discloses a pretreatment device for recycling organic waste liquid, and belongs to the technical field of waste liquid treatment. The pretreatment device comprises a preliminary filtering mechanism; the air floatation treatment mechanism can support the preliminary filtering mechanism and is communicated with the preliminary filtering mechanism; the activated carbon mechanism is used for adsorbing particulate matters in the waste liquid and is communicated with the air floatation treatment mechanism; the precipitation mechanism is positioned on the activated carbon mechanism, is communicated with the air flotation treatment mechanism and can be used for precipitating floating objects on the waste liquid; and the collection mechanism is arranged on the precipitation mechanism. According to the pretreatment device for recycling the organic waste liquid, large particles in the waste liquid can be filtered through the preliminary filtering mechanism, the filtered waste liquid enters the air floatation mechanism, small particles in the waste liquid are matched with a flocculating agent to float on the water surface through bubbles, and the waste liquid passing through the air floatation treatment mechanism can enter the activated carbon mechanism; and finally, the emission standard is reached through an activated carbon mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to waste liquid treatment technical field especially organic waste liquid recovery uses pre -treatment device. BACKGROUND

[0002] Organic waste liquid mainly refers to the wastewater containing organic compounds, usually from industrial production, laboratory, chemical production and processing, pharmaceutical, petroleum refining, printing, food processing and other industries, the characteristics of organic waste liquid are complex composition, great toxicity, difficult degradation, if directly discharged into the environment, can cause serious pollution to water, soil and atmosphere, influence the balance of ecological system and human health.

[0003] When organic waste liquid is chemically treated, it needs to be pretreated to separate the particulate matters in the waste liquid, so as to achieve the effect of solid-liquid separation, the existing waste liquid usually needs a large site for solid-liquid separation during pretreatment, but some small environmental protection enterprises have limited land space, which cannot meet the requirement of large land space, most small enterprises use centrifuges for solid-liquid separation, but the centrifuges are low in efficiency and complicated to clean. UTILITY MODEL CONTENT

[0004] To solve the above technical problems, the utility model provides a kind of organic waste liquid recovery uses pre -treatment device.

[0005] The technical scheme of the utility model is: a kind of organic waste liquid recovery uses pre -treatment device, including preliminary filtration mechanism;Gas float treatment mechanism capable of supporting preliminary filtration mechanism and being communicated with it;Active carbon mechanism for the adsorption of particulate matter in waste liquid, the active carbon mechanism is communicated with the gas float treatment mechanism;Located on the active carbon mechanism and communicated with the gas float treatment mechanism sedimentation mechanism, the sedimentation mechanism can carry out sedimentation treatment to the float on waste liquid;And collection mechanism arranged on the sedimentation mechanism;The preliminary filtration mechanism includes: filter box;Water inlet is arranged on the filter box;Drain pan is connected with the water inlet by pipeline;And filter assembly is arranged in the filter box and below the drain pan, the filter assembly is rotatably connected with the filter box.

[0006] Further, the other end of the filter assembly extends to the outside of the filter box and above the collection mechanism, the inside of the filter box is provided with a reset spring connected with the filter assembly.

[0007] Further, the inside of the filter box and below the filter assembly is provided with a water guide plate, and the other end of the water guide plate extends to the inside of the gas float treatment mechanism.

[0008] Further, the filter assembly comprises a frame, a coarse filter screen arranged on the frame, a fine filter screen arranged on the frame below the coarse filter screen, and a pullable placement seat arranged between the coarse filter screen and the fine filter screen, wherein the placement seat is provided with filter cotton, and the bottom of the placement seat is provided with a plurality of through holes.

[0009] Further, the air float treatment mechanism comprises a treatment box arranged below the filter box, wherein the inside of the treatment box is provided with a guide plate, an air float device arranged at the bottom of the inside of the treatment box, and a secondary filter screen arranged at the communication position of the treatment box and the activated carbon mechanism.

[0010] Further, the activated carbon mechanism comprises a box body, a plurality of activated carbon assemblies arranged in the box body, a drainage port arranged on the activated carbon mechanism, a guide rail fixedly arranged in the box body, wherein the guide rail is slidably connected with a sliding bar fixedly connected with the activated carbon assemblies, and one side of the activated carbon assemblies is provided with a closed cover extending to the outside of the box body, wherein the closed cover can close the box body, and the closed cover is provided with a handle.

[0011] Further, the precipitation mechanism comprises a precipitation box, wherein the communication position of the precipitation box and the treatment box is the waste liquid water surface, and the precipitation box is provided with a blowdown port.

[0012] Further, the collection mechanism comprises a collection box, a driving bin arranged in the collection box by a partition plate, and a driving assembly arranged in the driving bin, wherein the driving assembly can make the filter assembly vibrate up and down.

[0013] Further, the driving assembly comprises a driving motor, a rotating disc arranged on the output shaft of the driving motor, a stand arranged at the eccentric position of the rotating disc, and a rope arranged on the stand and connected with the filter assembly.

[0014] Further, the inside of the filter box is provided with a metal recovery mechanism, wherein the metal recovery mechanism comprises a closed screw cap fixedly arranged on the filter box by screwing, and a magnetic bar arranged on the closed screw cap and below the water drain pan.

[0015] The beneficial technical effect of the utility model is: waste liquid can be filtered by the preliminary filtering mechanism first, the filtered waste liquid will enter the air flotation mechanism, the small particles in the waste liquid are floated on the water surface by bubbles with flocculating agent, the waste liquid after the air flotation treatment mechanism can enter the activated carbon mechanism, finally reaches the discharge standard through the activated carbon mechanism, and the flocculating material floated on the water surface by bubbles will enter the precipitation mechanism due to the impact of water flow, when the water surface of waste liquid is lower than the precipitation mechanism, the flocculating material will be left in the precipitation mechanism, the unified treatment of the flocculating material is facilitated, the land occupation space of waste liquid treatment is saved, and the waste liquid treatment can be continuously carried out continuously, the work efficiency is improved, and the internal cleaning work is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the structure front view cross section schematic view of the utility model;

[0017] Figure 2 It is the structure front view cross section schematic view of the filter assembly of the utility model;

[0018] Figure 3 It is the structure back view schematic view of the activated carbon mechanism of the utility model;

[0019] Figure 4 It is the structure of the utility model Figure 1 Enlarged schematic view of structure at A;

[0020] Figure 5 It is the structure front view schematic view of the recycling mechanism of the utility model.

[0021] The corresponding component name represented by the figure number and letter:

[0022] 1, filter box;11, water inlet;12, drain pan;13, frame body;131, coarse filter screen;132, fine filter screen;133, placing seat;134, filter cotton;135, through hole;14, return spring;15, water guide plate;2, treatment box;21, flow guide plate;22, air flotation device;23, secondary filter screen;3, box body;31, activated carbon assembly;32, drain outlet;33, rail;34, slide bar;35, closure cover;4, sedimentation tank;41, blowdown outlet;5, collection box;51, drive bin;52, drive motor;53, turntable;54, stand column;55, rope;6, closure screw cap;61, magnetic bar. DETAILED DESCRIPTION

[0023] In order to more clearly understand the technical means of the utility model, and can be implemented according to the content of the specification, the specific embodiment of the utility model is further described in detail below, the following examples are used to illustrate the utility model, but not to limit the scope of the utility model.

[0024] Referring to the drawings Figures 1-5 As shown in the figure, the pre-treatment device for organic waste liquid recovery of example one includes a preliminary filtration mechanism; an air floatation treatment mechanism capable of supporting the preliminary filtration mechanism and communicating with it; an activated carbon mechanism for adsorbing particulate matters in the waste liquid, which communicates with the air floatation treatment mechanism; a sedimentation mechanism located on the activated carbon mechanism and communicating with the air floatation treatment mechanism, which is capable of performing sedimentation treatment on the floating matters on the waste liquid; and a collection mechanism provided on the sedimentation mechanism.

[0025] The waste liquid can first pass through the preliminary filtration mechanism to filter large particulate matters, and the filtered waste liquid can enter the air floatation treatment mechanism, so that small particulate matters in the waste liquid float on the water surface with the help of air bubbles and flocculants. The waste liquid after the air floatation treatment mechanism can enter the activated carbon mechanism, and finally reach the discharge standard through the activated carbon mechanism. The flocculants floating on the water surface due to the air bubbles can enter the sedimentation mechanism under the impact of the water flow. When the water level of the waste liquid is lower than the sedimentation mechanism, the flocculants will remain in the sedimentation mechanism, which is convenient for unified treatment of the flocculants.

[0026] The preliminary filtration mechanism includes: a filter box 1; a water inlet 11 provided on the filter box 1; a water drain pan 12 connected with the water inlet 11 through a pipeline; and a filter assembly provided inside the filter box 1 and located below the water drain pan 12, which is rotationally connected with the filter box 1.

[0027] The waste liquid can enter the filter box 1 through the water inlet 11, and then pass through the water drain pan 12 for flow separation. The flow-separated waste liquid can pass through the filter assembly, so that large particulate matters in the waste liquid can be filtered through the filter assembly.

[0028] Further, the other end of the filter assembly extends to the outside of the filter box 1 and is located above the collection mechanism. The inside of the filter box 1 is provided with a return spring 14 connected with the filter assembly.

[0029] The filtered large particulate matters will fall onto the collection mechanism, which is convenient for unified treatment. The return spring 14 can cause the filter assembly to vibrate, thereby avoiding the blockage caused by the large particulate matters.

[0030] Further, a water guide plate 15 is obliquely provided inside the filter box 1 and below the filter assembly. The other end of the water guide plate 15 extends to the inside of the air floatation treatment mechanism.

[0031] The water guide plate 15 can guide the waste water passing through the filter assembly to enter the air floatation treatment mechanism uniformly.

[0032] Further, the filtering assembly comprises a frame 13, a coarse filter screen 131 arranged on the frame 13, a fine filter screen 132 arranged on the frame 13 and below the coarse filter screen 131, and a pullable placing seat 133 arranged between the coarse filter screen 131 and the fine filter screen 132, wherein the placing seat 133 is provided with filter cotton 134, and the bottom of the placing seat 133 is provided with a plurality of through holes 135.

[0033] The coarse filter screen 131 can filter large particles in the waste liquid, and then the fine filter screen 132 can perform secondary filtration, the filter cotton 134 can intercept impurities, and the through holes 135 can facilitate the waste liquid to flow out to the fine filter screen 132.

[0034] Further, the air floatation treatment mechanism comprises a treatment box 2 arranged below the filtering box 1, an inner portion of the treatment box 2 is provided with a flow guide plate 21, an air floatation device 22 arranged at the bottom of the inner cavity of the treatment box 2, and a secondary filter screen 23 arranged at the communication position between the treatment box 2 and the activated carbon mechanism.

[0035] The flow direction of the waste liquid can be guided by the flow guide plate 21, the air floatation device 22 can generate bubbles, the bubbles can drive the flocculation to float on the water surface, the flocculation floating on the water surface can be moved by the fluctuation of the water flow, and then enters the sedimentation mechanism, and the secondary filter screen can prevent the flocculation from entering the activated carbon mechanism.

[0036] Further, the activated carbon mechanism comprises a box body 3, a plurality of activated carbon assemblies 31 arranged in the box body 3, a water outlet 32 arranged on the activated carbon mechanism, a guide rail fixedly arranged in the box body 3, a sliding bar 34 fixedly connected with the activated carbon assembly 31 and slidably connected with the guide rail, an enclosed cover 35 arranged on one side of the activated carbon assembly 31 and extending to the outside of the box body 3, the enclosed cover 35 can enclose the box body 3, and the enclosed cover 35 is provided with a handle.

[0037] The activated carbon mechanism can adsorb the small particles in the waste liquid, so that the waste liquid meets the discharge standard, and the cooperation of the guide rail 33 and the sliding bar 34 can move the activated carbon assembly 31 out of the box body 3, which is convenient for subsequent cleaning of the activated carbon assembly 31.

[0038] Further, the sedimentation mechanism comprises a sedimentation tank 4, and the communication position between the sedimentation tank 4 and the treatment box 2 is the water surface of the waste liquid, and a sewage outlet 41 arranged on the sedimentation tank 4.

[0039] The flocculation in the water can be floated on the water surface by the air floating device 22, and the flocculation floated on the water surface can be moved to the sedimentation tank 4 due to the fluctuation of the water surface, and when the liquid level of the water surface is lower than the sedimentation tank 4, the flocculation can be retained in the sedimentation tank 4, so as to be uniformly treated, and when the water outlet 32 on the tank body 3 is closed, the impurities in the sedimentation tank 4 can be discharged through the blowdown port 41 when the waste liquid is discharged through the blowdown port 41.

[0040] Further, the collecting mechanism comprises a collecting box 5, a driving bin 51 arranged in the collecting box 5 through a partition plate, and a driving assembly arranged in the driving bin 51 and capable of shaking the filtering assembly up and down.

[0041] The large particles filtered by the filtering assembly can fall into the collecting box 5, and the driving assembly can shake the filtering assembly, so as to facilitate the discharge of the large particles and prevent the filtering assembly from being easily blocked.

[0042] Further, the driving assembly comprises a driving motor 52, a rotating disc 53 arranged on an output shaft of the driving motor 52, a stand 54 located at an eccentric position of the rotating disc 53, and a rope 55 arranged on the stand 54 and connected with the filtering assembly.

[0043] When the driving motor 52 works, the rotating disc 53 is driven to rotate, and the rotating disc drives the stand 54 to rotate when rotating, so that the rope 55 is pulled through the stand 54, and the filtering assembly is shaken through the reset spring 14.

[0044] Further, the filtering box 1 is internally provided with a recycling mechanism for recycling metal objects, and the recycling mechanism comprises a closed screw cap 6 capable of being fixed on the filtering box 1 through screw threads and a magnetic bar 61 arranged on the closed screw cap 6 and located below the water drain disc 12.

[0045] The magnetic bar 61 can magnetically attract the metal objects in the waste, so as to facilitate the recycling of the metal objects and the secondary use.

[0046] The above only describes preferred embodiments of the present application and is not used to limit the present application, and it should be pointed out that, for ordinary skilled persons in the technical field, some improvements and modifications can be made without departing from the technical principles of the present application, and these improvements and modifications should also be regarded as the protection scope of the present application.

Claims

1. A pretreatment device for organic waste liquid recycling, characterized in that, It comprises: a preliminary filtering mechanism; an air floatation treatment mechanism capable of supporting and communicating with the preliminary filtering mechanism; an activated carbon mechanism for adsorbing particulate matters in waste liquid, which communicates with the air floatation treatment mechanism; a sedimentation mechanism located on the activated carbon mechanism and communicating with the air floatation treatment mechanism, which is capable of performing sedimentation treatment on floating matters on the waste liquid; and a collection mechanism provided on the sedimentation mechanism. The preliminary filtering mechanism comprises: a filter box (1); 2. The pretreatment device for recovering organic waste liquid according to claim 1, characterized by a water inlet (11) provided on the filter box (1); 3. The pretreatment device for organic waste liquid recovery according to claim 1, characterized by a drain pan (12) connected with the water inlet (11) through a pipeline; and 4. The pretreatment device for organic waste liquid recovery according to claim 1, characterized by a filter assembly provided inside the filter box (1) and located below the drain pan (12), which is rotationally connected with the filter box (1).

5. The pretreatment device for organic waste liquid recovery according to claim 1, characterized by The other end of the filter assembly extends to the outside of the filter box (1) and is located above the collection mechanism.

6. The pretreatment device for organic waste liquid recovery according to claim 1, characterized by The inside of the filter box (1) is provided with a return spring (14) connected with the filter assembly.

7. The pretreatment device for recovering organic waste liquid according to claim 5, characterized by The inside of the filter box (1) and below the filter assembly is provided with a water guide plate (15) which extends to the inside of the air floatation treatment mechanism.

8. The pretreatment device for recovering organic waste liquid according to claim 1, characterized by The filter assembly comprises: a frame (13); a coarse filter screen (131) provided on the frame (13); a fine filter screen (132) provided on the frame (13) and below the coarse filter screen; a placement seat (133) provided between the coarse filter screen (131) and the fine filter screen (132) and capable of being pulled out, which is provided with filter cotton (134) and a plurality of through holes (135) are formed in the bottom of the placement seat (133). The air floatation treatment mechanism comprises: a treatment box (2) located below the filter box (1), which is provided with a flow guide plate (21) inside; an air floatation device (22) provided at the bottom of the inner cavity of the treatment box (2); and a secondary filter screen (23) provided at the communication position of the treatment box (2) and the activated carbon mechanism. The activated carbon mechanism comprises: a box body (3); a plurality of activated carbon assemblies (31) provided inside the box body (3); a drain outlet (32) provided on the activated carbon mechanism; a guide rail fixedly provided inside the box body (3), on which a sliding strip (34) fixedly connected with the activated carbon assembly (31) is slidingly connected; one side of the activated carbon assembly (31) is provided with a closure cover (35) extending to the outside of the box body (3), which can close the box body (3), and the closure cover (35) is provided with a handle. The sedimentation mechanism comprises: a sedimentation box (4), which communicates with the waste liquid water surface of the treatment box (2); a drain outlet (41) provided on the sedimentation box (4). The collection mechanism comprises: a collection box (5); a driving bin (51) provided inside the collection box (5) through a partition plate; the inside of the driving bin (51) is provided with a driving assembly capable of shaking the filter assembly up and down.

9. The pretreatment device for recovering organic waste liquid according to claim 8, characterized by The driving assembly comprises a driving motor (52), a rotating disc (53) arranged on an output shaft of the driving motor (52), a stand (54) located at an eccentric position of the rotating disc (53), and a rope (55) arranged on the stand (54) and connected with the filtering assembly.

10. The pretreatment device for recovering organic waste liquid according to claim 1, characterized by The inside of the filtering box (1) is provided with a metal recovery mechanism, which comprises a closed screw cap (6) capable of being fixed on the filtering box (1) by screwing, and a magnetic bar (61) arranged on the closed screw cap (6) and located below the water drain disc (12).

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