Oil removal agent integrated feeding device arranged in front of air flotation machine

Abstract

The utility model provides an air floatation machine preposed oil removal agent integrated feeding device which comprises an agent storage tank, the bottom of the agent storage tank is connected with a waste water main pipeline through an agent inlet pipe, an electric valve is arranged on the agent inlet pipe, the waste water main pipeline is connected with an air floatation machine, a metering pump is arranged at the top of the agent storage tank, and a water inlet pipe is arranged at the bottom of the agent storage tank. The output end of the metering pump is connected with one end of a chemical adding pipe, the other end of the chemical adding pipe is communicated with the interior of the chemical storage tank, and a stirring and cleaning mechanism is arranged in the chemical storage tank. Compared with the prior art, the medicine storage tank has the advantages that through the design of the stirring and cleaning mechanism, medicine in the medicine storage tank can be stirred, the inner wall of the medicine storage tank can be cleaned, and therefore resource waste caused by medicine precipitation and medicine attachment to the inner wall of the medicine storage tank is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a front oil removal reagent integrated adding device of air flotation machine belongs to air flotation machine field. BACKGROUND

[0002] In industrial wastewater treatment, the impurities in the water are usually cleaned by using air flotation machine, so that the dissolved air system generates a large number of fine bubbles in the water, the air is attached to the suspended particles in the form of highly dispersed micro-bubbles, causing the density to be less than water, and using the principle of buoyancy to make it float on the water surface, thereby realizing the solid-liquid separation water treatment equipment.

[0003] However, the wastewater usually contains oil, and the composition is relatively complex, in order to improve the removal rate of oil, the general operation is to add reagent before the wastewater enters the air flotation machine, so that the oil composition becomes solid particles through chemical reaction, but the dosing device is usually arranged separately from the air flotation machine, resulting in complex dosing operation, and the reagent needs to ensure sufficient amount, so a reagent storage tank needs to be arranged, but the reagent is easy to crystallize and form sludge during storage, which is easy to cause pipeline blockage and equipment damage. Therefore, we propose a new type of air flotation machine front oil removal reagent integrated adding device. CONTENT OF THE UTILITY MODEL

[0004] In view of the deficiencies in the prior art, the utility model aims to provide an air flotation machine front oil removal reagent integrated adding device.

[0005] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme:

[0006] An air flotation machine front oil removal reagent integrated adding device, comprising a reagent storage tank, the bottom of the reagent storage tank is connected with a wastewater main pipeline through a reagent inlet pipe, an electric valve is arranged on the reagent inlet pipe, the wastewater main pipeline is connected with an air flotation machine, a metering pump is arranged at the top of the reagent storage tank, one end of the metering pump is connected with a reagent adding pipe, the other end of the reagent adding pipe is communicated with the inside of the reagent storage tank, and a stirring and cleaning mechanism is arranged in the inside of the reagent storage tank.

[0007] Further, the stirring and cleaning mechanism comprises a stirring assembly, a cleaning assembly and a limiting assembly, the stirring assembly comprises a stirring motor arranged at the center of the bottom of the reagent storage tank and a stirring shaft rotatably connected in the inside of the reagent storage tank, the bottom of the stirring shaft is connected with the top output end of the stirring motor, a plurality of stirring rods are uniformly fixed on the circumferential outer surface of the stirring shaft, and a plurality of stirring blades are arranged on the outer surface of the stirring rod.

[0008] Further, the cleaning assembly comprises an inner cavity formed in the stirring shaft and a rotating plate fixed on the top of the stirring shaft, the top of the rotating plate is fixed with an adjusting motor, the bottom output end of the adjusting motor is connected with a rotating shaft, the bottom end of the rotating shaft penetrates into the inner cavity and is movably connected to the inner bottom of the inner cavity, and a plurality of driving bevel gears are uniformly fixed on the outer surface of the rotating shaft.

[0009] Further, the cleaning assembly further comprises a rotating rod rotatably connected to the inner wall of the side of the inner cavity, a driven bevel gear is fixed to the end of the rotating rod, the driven bevel gear is engaged with the driving bevel gear, rotating holes and moving grooves are formed in the middle of the two sides of the stirring rod respectively, the rotating holes and the moving grooves are communicated, a moving rod is slidably connected in the moving groove, a threaded hole is formed in the middle of one end of the moving rod, an external thread is formed on the outer surface of the side of the rotating rod away from the driven bevel gear, the end of the rotating rod with the external thread penetrates into the moving groove through the rotating hole and is screw-connected in the threaded hole, and the other end of the moving rod penetrates out of the side of the stirring rod and is fixedly connected with the cleaning head.

[0010] Further, the inner top of the medicine storage tank is formed with a movable groove matched with the rotating plate and the adjusting motor.

[0011] Further, the limiting assembly comprises a limiting groove formed on the circumferential outer surface of the rotating plate and a containing groove formed on the inner wall of the movable groove, an electric push rod is arranged in the containing groove, a positioning block is connected to the side output end of the electric push rod, and the positioning block is matched with the limiting groove.

[0012] Further, the outer surface of the moving rod is fixedly connected with a guide block on each side, and a guide groove matched with the guide block is formed in the inner wall of the moving groove.

[0013] The utility model discloses the beneficial effects of:

[0014] Through the design of the stirring and cleaning mechanism, the medicine in the medicine storage tank can be stirred and the inner wall can be cleaned, thereby avoiding the waste of resources caused by the deposition of the medicine and the adhesion of the medicine to the inner wall of the medicine storage tank.

[0015] Through the design of the stirring assembly, during the storage of the medicine in the medicine storage tank, the stirring motor can be started, the stirring motor drives the stirring shaft and the stirring rod to rotate, the stirring rod rotates to drive the stirring blade to rotate, thereby mixing and stirring the medicine in the medicine storage tank, and avoiding the deposition of the medicine.

[0016] By the design of the cleaning assembly, in order to prevent the waste caused by the crystallization of the medicament, the adjusting motor can be started, the adjusting motor drives the rotating shaft to rotate, the rotating shaft rotating drives a plurality of driving bevel gears to rotate, the driving bevel gears rotating drives a plurality of driven bevel gears to rotate, the driven bevel gears drive the rotating rod to rotate, the rotating rod drives the moving rod to move linearly through the threaded action of the external thread and the threaded hole, the moving rod moving linearly will extend from the stirring rod and push the cleaning head to contact the inner wall of the medicine storage tank, then, the stirring motor drives the stirring shaft, the stirring rod and the cleaning head to rotate, so as to clean the inner wall of the medicine storage tank, prevent the medicament from adhering to the inner wall of the medicine storage tank and cause waste.

[0017] By the design of the limiting assembly, the rotating plate can be limited by the limiting assembly before the cleaning assembly operates, so that the stability of the cleaning assembly during operation is improved, that is, the positioning block is pushed into the limiting groove on the outer surface of the rotating plate by the electric push rod, so that the rotating plate and the stirring shaft fixedly connected with the rotating plate are limited, and the limiting stability is achieved. BRIEF DESCRIPTION OF DRAWINGS

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

[0019] Figure 1 It is a general structure schematic diagram of the present application of a front oil removal medicament integrated adding device of a gas float machine.

[0020] Figure 2 It is a general structure schematic diagram of the present application of a front oil removal medicament integrated adding device of a gas float machine. Figure 1

[0021] Figure 3 It is a general structure schematic diagram of the present application of a front oil removal medicament integrated adding device of a gas float machine. Figure 2

[0022] Figure 4 It is an enlarged schematic diagram of the A point structure of the present application of a front oil removal medicament integrated adding device of a gas float machine.

[0023] Figure 5 It is a rotating plate structure schematic diagram of the present application of a front oil removal medicament integrated adding device of a gas float machine.

[0024] Figure 6 It is a local structure schematic diagram of the cleaning assembly of the present application of a front oil removal medicament integrated adding device of a gas float machine. ​​

[0025] Figure 7 It is the rotating rod, driven bevel gear and external thread connection structure schematic view of the integrated dosing device of the oil removal agent in front of the air flotation machine of the utility model.

[0026] Figure 8 It is the moving rod and threaded hole connection structure schematic view of the integrated dosing device of the oil removal agent in front of the air flotation machine of the utility model.

[0027] In the figure, 1, wastewater main pipeline; 2, air flotation machine; 3, medicine storage tank; 4, metering pump; 5, dosing pipe; 6, stirring motor; 7, stirring shaft; 8, stirring rod; 9, stirring blade; 10, inner cavity; 11, rotating shaft; 12, driving bevel gear; 13, rotating plate; 14, adjusting motor; 15, movable groove; 16, limiting groove; 17, containing groove; 18, electric push rod; 19, positioning block; 20, rotating rod; 21, driven bevel gear; 22, rotating hole; 23, moving groove; 24, guide groove; 25, guide block; 26, moving rod; 27, threaded hole; 28, external thread; 29, cleaning head; 30, medicine inlet pipe; 31, electric valve. DETAILED DESCRIPTION

[0028] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0029] Please refer to Figures 1-8 The utility model provides a kind of integrated dosing device technical scheme of oil removal agent in front of air flotation machine, including medicine storage tank 3, the bottom of the medicine storage tank 3 is connected with wastewater main pipeline 1 by medicine inlet pipe 30, electric valve 31 is equipped on the medicine inlet pipe 30, wastewater main pipeline 1 is connected with air flotation machine 2, the top of the medicine storage tank 3 is equipped with metering pump 4, one end of dosing pipe 5 is connected to the output end of metering pump 4, the other end of dosing pipe 5 is communicated with the inside of the medicine storage tank 3, stirring cleaning mechanism is equipped in the inside of the medicine storage tank 3.

[0030] Please refer to Figures 1-3The stirring and cleaning mechanism comprises a stirring assembly, a cleaning assembly and a limiting assembly. The stirring assembly comprises a stirring motor 6 installed at the center of the bottom of the medicine storage tank 3 and a stirring shaft 7 rotatably connected to the inside of the medicine storage tank 3. The bottom of the stirring shaft 7 is connected to the top output end of the stirring motor 6. The circumferential outer surface of the stirring shaft 7 is uniformly fixed with a plurality of stirring rods 8. The outer surface of the stirring rod 8 is provided with a plurality of stirring blades 9. Through the design of the stirring assembly, during the storage of the medicine in the medicine storage tank 3, the stirring motor 6 can be started. The stirring motor 6 drives the stirring shaft 7 and the stirring rod 8 to rotate. The rotation of the stirring rod 8 drives the stirring blade 9 to rotate, thereby mixing and stirring the medicine in the medicine storage tank 3, avoiding the deposition of the medicine.

[0031] Referring to Figure 3 , Figure 4 , Figure 6 , Figure 7 , Figure 8The cleaning assembly comprises an inner cavity 10 opened in the inside of the stirring shaft 7 and a rotating plate 13 fixedly installed on the top of the stirring shaft 7, the top of the rotating plate 13 is fixed with an adjusting motor 14, the bottom output end of the adjusting motor 14 is connected with a rotating shaft 11, the bottom end of the rotating shaft 11 penetrates into the inner cavity 10 and is movably connected to the inner bottom of the inner cavity 10, the outer surface of the rotating shaft 11 is uniformly fixed with a plurality of driving bevel gears 12, the cleaning assembly further comprises a rotating rod 20 rotatably connected to the side inner wall of the inner cavity 10, the end of the rotating rod 20 is fixed with a driven bevel gear 21, the driven bevel gear 21 is engaged with the driving bevel gear 12, the middle part of the two sides of the stirring rod 8 is respectively provided with a rotating hole 22 and a moving groove 23, the rotating hole 22 and the moving groove 23 are communicated, the moving groove 23 is slidably connected with a moving rod 26, the outer surface of the two sides of the moving rod 26 is respectively fixedly connected with a guide block 25, the inner wall of the moving groove 23 is provided with a guide groove 24 matched with the guide block 25, the middle part of one end of the moving rod 26 is provided with a threaded hole 27, the outer surface of the side of the rotating rod 20 away from the driven bevel gear 21 is provided with an external thread 28, the end of the rotating rod 20 with the external thread 28 penetrates into the moving groove 23 through the rotating hole 22 and is threadedly connected in the threaded hole 27, the other end of the moving rod 26 penetrates to the outside of the stirring rod 8 and is fixedly connected with a cleaning head 29; through the design of the cleaning assembly, in order to prevent the waste caused by the crystallization of the medicament, the adjusting motor 14 can be started, the adjusting motor 14 drives the rotating shaft 11 to rotate, the rotating shaft 11 rotating drives the plurality of driving bevel gears 12 to rotate, the driving bevel gears 12 rotating drives the plurality of driven bevel gears 21 to rotate, the driven bevel gears 21 drive the rotating rod 20 to rotate, the rotating rod 20 drives the moving rod 26 to move linearly through the threaded action of the external thread 28 and the threaded hole 27, the moving rod 26 moving linearly will extend out of the stirring rod 8 and push the cleaning head 29 to contact with the inner wall of the medicine storage tank 3, then, the stirring motor 6 drives the stirring shaft 7, the stirring rod 8 and the cleaning head 29 to rotate, so as to clean the inner wall of the medicine storage tank 3, prevent the medicament from adhering to the inner wall of the medicine storage tank 3 and causing waste.

[0032] Referring to Figures 4-5The inner top of the medicine storage tank 3 is provided with a movable groove 15 matched with the rotating plate 13 and the adjusting motor 14, the limiting assembly comprises a limiting groove 16 provided on the circumferential outer surface of the rotating plate 13 and a containing groove 17 provided on the inner wall of the movable groove 15, the containing groove 17 is internally provided with an electric push rod 18, the side surface output end of the electric push rod 18 is connected with a positioning block 19 matched with the limiting groove 16, through the design of the limiting assembly, the rotating plate 13 can be limited by the limiting assembly before the cleaning assembly operates, the stability during the operation of the cleaning assembly is improved, that is, the positioning block 19 is pushed into the limiting groove 16 on the outer surface of the rotating plate 13 by the electric push rod 18, and then the rotating plate 13 and the stirring shaft 7 fixedly connected with the rotating plate 13 are limited, so that the limiting stability is achieved.

[0033] In use, first, the medicament is added to the metering pump 4, the dose and flow rate of the medicament are controlled by the metering pump 4, the accuracy of the medicament is ensured, the added medicament is stored in the medicine storage tank 3 through the medicament adding pipe 5, when the medicament needs to be added, the electric valve 31 is opened, the medicament in the medicine storage tank 5 is added to the wastewater main pipeline 1 through the medicament adding pipe 30, during the storage of the medicament in the medicine storage tank 3, the stirring motor 6 can be started, the stirring motor 6 drives the stirring shaft 7 and the stirring rod 8 to rotate, the stirring rod 8 rotates to drive the stirring blade 9 to rotate, so that the medicament in the medicine storage tank 3 is mixed and stirred, and the medicament is prevented from depositing, at the same time, in order to prevent the medicament from crystallizing, the adjusting motor 14 can be started, the adjusting motor 14 drives the rotating shaft 11 to rotate, the rotating shaft 11 rotates to drive the plurality of driving bevel gears 12 to rotate, the driving bevel gears 12 rotate to drive the plurality of driven bevel gears 21 to rotate, the driven bevel gears 21 drive the rotating rod 20 to rotate, the rotating rod 20 drives the moving rod 26 to move linearly through the threaded action of the external thread 28 and the threaded hole 27, the moving rod 26 moves linearly to extend from the stirring rod 8 and push the cleaning head 29 to contact the inner wall of the medicine storage tank 3, then, the stirring motor 6 drives the stirring shaft 7, the stirring rod 8 and the cleaning head 29 to rotate, so that the inner wall of the medicine storage tank 3 is cleaned, and the medicament is prevented from adhering to the inner wall of the medicine storage tank 3 to cause waste.

[0034] Although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, the description manner of the specification is only for the sake of clarity, those skilled in the art should consider the specification as a whole, the technical solutions in each embodiment can be combined appropriately to form other embodiments which can be understood by those skilled in the art.

Claims

1. A device for integrated dosing of a pre-oil removal agent for an air floatation machine, characterized in that The utility model provides a kind of waste water treatment device, including medicine storage tank (3), the bottom of the medicine storage tank (3) is connected with waste water main pipeline (1) by medicine inlet pipe (30), electric valve (31) is equipped on the medicine inlet pipe (30), the waste water main pipeline (1) is connected with air floatation machine (2), the top of the medicine storage tank (3) is equipped with metering pump (4), one end of dosing pipe (5) is connected with the output end of the metering pump (4), the other end of the dosing pipe (5) is communicated with the inside of the medicine storage tank (3), the inside of the medicine storage tank (3) is equipped with stirring cleaning mechanism, the stirring cleaning mechanism includes stirring subassembly, cleaning subassembly and limiting component, the stirring subassembly includes stirring motor (6) installed at the inside bottom center of the medicine storage tank (3) and stirring shaft (7) rotationally connected in the inside of the medicine storage tank (3), the bottom of the stirring shaft (7) is connected with the top output end of the stirring motor (6), the circumferential outer surface of the stirring shaft (7) is uniformly fixed with a plurality of stirring rods (8), the outer surface of the stirring rod (8) is equipped with a plurality of stirring vanes (9), the cleaning subassembly includes inner cavity (10) opened in the inside of the stirring shaft (7) and rotary plate (13) fixedly installed at the top of the stirring shaft (7), the top of the rotary plate (13) is fixed with adjusting motor (14), the bottom output end of the adjusting motor (14) is connected with rotating shaft (11), the bottom end of the rotating shaft (11) penetrates into the inner cavity (10) and is movably connected at the inner bottom of the inner cavity (10), the outer surface of the rotating shaft (11) is uniformly fixed with a plurality of driving bevel gears (12), the cleaning subassembly further includes rotating rod (20) rotationally connected on the side inner wall of the inner cavity (10), the end of the rotating rod (20) is fixed with driven bevel gear (21), the driven bevel gear (21) is engaged with the driving bevel gear (12), the middle part of both sides of the stirring rod (8) is respectively equipped with rotating hole (22) and moving groove (23), the rotating hole (22) and the moving groove (23) are communicated, the moving groove (23) is slidably connected with moving rod (26), the middle part of one end of the moving rod (26) is equipped with threaded hole (27), the outer surface of the side of the rotating rod (20) away from the driven bevel gear (21) is equipped with external thread (28), the end of the rotating rod (20) is penetrated to the moving groove (23) through the rotating hole (22) with the external thread (28) and is threadedly connected in the threaded hole (27), the other end of the moving rod (26) is penetrated to the outside of the stirring rod (8) and is connected with cleaning head (29) fixedly.

2. The integrated dosing device for the pre-oil removal reagent of an air floatation machine according to claim 1, characterized in that, The inner top of the medicine storage tank (3) is equipped with movable groove (15) matched with the rotary plate (13) and the adjusting motor (14).

3. The integrated dosing device for the pre-oil removal reagent of an air floatation machine according to claim 2, characterized in that, The limiting assembly comprises a limiting groove (16) formed in the circumferential outer surface of the rotating plate (13) and a containing groove (17) formed on the inner wall of the movable groove (15), the containing groove (17) is internally provided with an electric push rod (18), the side surface output end of the electric push rod (18) is connected with a positioning block (19), and the positioning block (19) is matched with the limiting groove (16).

4. The integrated dosing device for the pre-oil removal reagent of the air floatation machine according to claim 3, characterized in that, The outer surface of the moving rod (26) is fixedly connected with a guide block (25) on each side, and the inner wall of the moving groove (23) is formed with a guide groove (24) matched with the guide block (25).

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