Sectional type medicament feeding equipment for heavy metal wastewater

Abstract

The utility model discloses sectional type medicament feeding equipment for heavy metal wastewater, which comprises a support frame, the support frame is connected with a guide rail in a sliding manner, the guide rail is fixed on a bottom plate, two ends of the bottom plate are fixedly connected with bases, the two bases are oppositely arranged on two sides of a wastewater treatment tank, and the support frame is connected with a linear driving mechanism. A plurality of dosing barrels are fixed to the supporting frame, dosing openings are formed in the bottoms of the dosing barrels, U-shaped plates are fixed to the outer walls of the sides, close to the guide rails, of the dosing openings, limiting inserting grooves are formed in the side walls of the U-shaped plates and the dosing openings, baffles are arranged in the limiting inserting grooves and extend into the dosing openings, and reset springs are arranged at the front ends of the U-shaped plates and connected with lug plates on the baffles; and a first trapezoidal guide opening is formed in the top of the baffle outside the U-shaped plate. According to the sectional type medicament feeding equipment for the heavy metal wastewater, disclosed by the utility model, medicaments can be respectively fed at different width positions of the whole wastewater treatment pond, the whole water surface is basically covered by the fed medicaments, the medicaments are more uniformly fed, and the wastewater treatment efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to wastewater treatment technical field, concretely relates to a segmented type reagent feeding equipment for heavy metal wastewater. BACKGROUND

[0002] With the continuous development of science and technology, industry is also developing ceaselessly, and more and more factories are established, when the factory is running, a large amount of water needs to be used, and a lot of industrial wastewater is also generated, because the industrial wastewater contains a large amount of heavy metal elements, it cannot be directly discharged, and needs to be treated. When the factory wastewater is treated, reagent needs to be added for assistance, so as to reduce the metal elements in the sewage, when the reagent is added, a reagent feeding device is generally used, but the existing reagent feeding equipment is difficult to evenly spread the reagent in the whole wastewater area, resulting in poor reagent treatment effect, especially some adsorbents that have adsorption effect on heavy metals, these adsorbents have certain water solubility, and contain a large amount of polar groups such as carboxyl and hydroxyl, and are easy to agglomerate into blocks when directly fed into water, resulting in poor subsequent wastewater treatment effect. SUMMARY

[0003] 1. The technical problem to be solved:

[0004] In view of the above technical problems, the utility model provides a segmented type reagent feeding equipment for heavy metal wastewater.

[0005] 2. Technical scheme:

[0006] A segmented type reagent feeding equipment for heavy metal wastewater, comprising a support frame, the support frame is slidably connected with a guide rail, the guide rail is fixed on a bottom plate, the two ends of the bottom plate are fixedly connected with two bases, the two bases are oppositely arranged on the two sides of a wastewater treatment tank, the support frame is connected with a linear drive mechanism, a plurality of reagent feeding barrels are fixed on the support frame, a reagent feeding opening is arranged at the bottom of each reagent feeding barrel, a U-shaped plate is fixed on the side wall of the reagent feeding opening close to the guide rail, a limiting slot is arranged on the side wall of the U-shaped plate and the reagent feeding opening, a baffle is arranged in the limiting slot and extends into the reagent feeding opening, a reset spring is arranged on the front end of the U-shaped plate and connected with an ear plate on the baffle, a first trapezoidal guide block is arranged on the top of the baffle outside the U-shaped plate, a plurality of second trapezoidal guide blocks are arranged on the bottom of the bottom plate, and the first trapezoidal guide block and the second trapezoidal guide block cooperate to pull out the baffle from the reagent feeding opening and open the reagent feeding opening during the linear sliding of the baffle along with the reagent feeding barrel and the support frame.

[0007] Further, the bottom of the support frame is provided with a fixing block, a guide roller is rotatably connected to the fixing block, the guide roller is rollingly connected with the guide rail, and an L-shaped cover plate is arranged on the bottom plate and extends to the top of the guide roller.

[0008] Further, the dosing barrel is provided with a cloth pipe on the dosing port, the cloth pipe is vertically arranged along the direction of the guide rail, the two ends of the cloth pipe are inclined downward, and a plurality of discharge ports are arranged on the bottom of the cloth pipe along the length direction of the cloth pipe.

[0009] Further, the linear driving mechanism comprises two winding machines arranged on the two sides of the wastewater treatment tank, and the winding ropes on the two winding machines are fixed on the front and rear ends of the support frame respectively.

[0010] Further, a plurality of second trapezoidal guide blocks are arranged above the wastewater treatment tank along the length direction of the bottom plate, and the bottom plate is fixedly connected with the second trapezoidal guide blocks through L-shaped connecting rods.

[0011] Preferably, the bottom plate is provided with two, and the two bottom plates are parallel and symmetrically provided with a plurality of second trapezoidal guide blocks on the two sides of each bottom plate.

[0012] 3. Beneficial effects:

[0013] The segmented reagent feeding device for heavy metal wastewater of the utility model can drive the support frame to slide along the guide rail through the winding machine, can drive the baffle to draw out from the dosing port of the dosing barrel and open the dosing port to feed the reagent when the dosing barrel passes through the second trapezoidal guide block, and can complete the segmented feeding, so that the reagent can be fed at different width positions of the wastewater treatment tank, the reagent can basically cover the whole water surface, the feeding is more uniform, and the wastewater treatment efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a top view structural schematic diagram of the reagent feeding device of the utility model;

[0015] Figure 2 It is a front view of the cooperation structure of the first trapezoidal guide block and the second trapezoidal guide block of the utility model.

[0016] Figure 3 It is a top view of the cooperation structure of the first trapezoidal guide block and the second trapezoidal guide block of the utility model. DETAILED DESCRIPTION

[0017] The utility model will be specifically explained in connection with the drawings.

[0018] As shown in the drawings, Figure 1 to the drawings, Figure 3 as shown,

[0019] Specific embodiments: A segmented type of reagent feeding device for heavy metal wastewater, comprising a support frame 1, the support frame 1 is slidingly connected with a guide rail 2, the guide rail 2 is fixed on a bottom plate 3, the both ends of the bottom plate 3 are fixedly connected with a base 4, the two bases 4 are oppositely arranged on the both sides of a wastewater treatment tank, the support frame 1 is connected with a linear driving mechanism, a plurality of reagent feeding barrels 5 are fixed on the support frame 1, the bottom of each reagent feeding barrel 5 is provided with a reagent feeding opening 6, a U-shaped plate 7 is fixed on the side wall of the reagent feeding opening 6 close to the guide rail 2, a limiting slot is arranged on the side wall of the reagent feeding opening 6 and the U-shaped plate 7, a baffle 8 is arranged in the limiting slot and extends into the reagent feeding opening 6, a reset spring 9 is arranged at the front end of the U-shaped plate 7 and connected with an ear plate 10 on the baffle 8, a first trapezoidal guide block 11 is arranged on the top of the baffle 8 outside the U-shaped plate 7, a plurality of second trapezoidal guide blocks 12 are arranged on the bottom of the bottom plate 3, during the linear sliding of the baffle 8 along with the reagent feeding barrel 5 and the support frame 1 along the guide rail 2, the first trapezoidal guide block 11 and the second trapezoidal guide block 12 cooperate to pull out the baffle 8 from the reagent feeding opening 6 to open the reagent feeding opening 6.

[0020] When working, first, the support frame 1 and the reagent feeding barrel 5 are parked on one side of the wastewater treatment tank, reagents, such as heavy metal adsorbents, are added into the reagent feeding barrel 5, the linear driving mechanism drives the support frame 1 and the reagent feeding barrel 5 to slide along the guide rail 2, when the first trapezoidal guide block 11 touches the second trapezoidal guide block 12, first, the front inclined surface of the first trapezoidal guide block 11 contacts the rear inclined surface of the second trapezoidal guide block 12, while the first trapezoidal guide block 11 advances, it moves outward by a distance to pull the baffle 8, the baffle 8 no longer completely covers the reagent feeding opening 6, the reagents fall from the reagent feeding opening 6 to complete reagent feeding, as the first trapezoidal guide block 11 continues to advance, the straight line segments of the first trapezoidal guide block 11 and the second trapezoidal guide block 12 keep in contact, the reagent feeding opening 6 continuously feeds reagents, as the first trapezoidal guide block 11 continues to advance, the rear inclined surface of the first trapezoidal guide block 11 contacts the front inclined surface of the second trapezoidal guide block 12 until they completely separate, under the action of the reset spring, the baffle 8 resets to complete reagent feeding until it contacts the next second trapezoidal guide block 12 to feed reagents again.

[0021] The bottom of the support frame 1 is provided with a fixing block 13, a guide wheel 14 is rotatably connected with the fixing block 13, the guide wheel 14 is rollingly connected with the guide rail 2, an L-shaped cover plate 15 is arranged on the bottom plate 3 and extends to the top of the guide wheel 14. The outer ring of the guide wheel 14 of the embodiment is provided with a groove, the groove is clamped on the guide rail 2 and is not easy to derail, the cover plate 14 further restricts the guide wheel 14 to avoid derailing of the guide wheel 14. When the guide wheel 14 rolls along the guide rail 2, the support frame 1 has a sliding trend relative to the guide rail 2.

[0022] The distribution port 6 of the distribution barrel 5 is provided with a cloth pipe 16, the cloth pipe 16 is arranged vertically to the direction of the vertical guide rail 2, the two ends of the cloth pipe 16 are inclined downward, along the length direction of the cloth pipe 16, the bottom of the cloth pipe 16 is provided with a plurality of discharge ports 17. The cloth pipe 16 increases the width, can distribute the material in a larger area, so that the number of the distribution barrel 5 can be reduced, and the interval between the distribution barrels 5 can be increased.

[0023] The linear driving mechanism comprises two winding machines 18 arranged on both sides of the wastewater treatment tank, and the winding ropes 19 on the two winding machines 18 are fixed on the front and rear ends of the support frame 1 respectively. The support frame 1 is moved linearly by the two winding machines 18 pulling alternately.

[0024] A plurality of second trapezoidal guide blocks 12 are arranged uniformly along the length direction of the bottom plate 3 above the wastewater treatment tank, and the bottom plate 3 is fixedly connected with the second trapezoidal guide blocks 12 through L-shaped connecting rods.

[0025] The bottom plate 3 is provided with two, the two bottom plates 3 are parallel, and a plurality of second trapezoidal guide blocks 12 are symmetrically arranged on both sides of each bottom plate 3. When the bottom plate 3 is provided with two, the distribution barrel 5 can be provided with a maximum of four, and the cloth pipe 16 can cover the water surface of the wastewater treatment tank to a greater extent, and the material distribution is more uniform.

[0026] Although the utility model has disclosed as above with preferred embodiments, they are not intended to limit the utility model, any skilled person in the art can make various changes or modifications without departing from the spirit and scope of the utility model, therefore the protection scope of the utility model should be limited by the protection scope of the claims of the application.

Claims

1. A segmented reagent delivery apparatus for heavy metal wastewater, characterized by, The support frame is slidably connected with the guide rail, the guide rail is fixed on the bottom plate, the two ends of the bottom plate are fixedly connected with the bases, the two bases are oppositely arranged on the two sides of the wastewater treatment tank, the support frame is connected with the linear driving mechanism, a plurality of dosing barrels are fixed on the support frame, the bottom of each dosing barrel is provided with a dosing opening, a U-shaped plate is fixed on the side wall of the dosing opening close to the guide rail, the U-shaped plate and the side wall of the dosing opening are both provided with a limiting slot, a baffle is arranged in the limiting slot and extends into the dosing opening, the front end of the U-shaped plate is provided with a reset spring connected with an ear plate on the baffle, the top of the baffle on the outer side of the U-shaped plate is provided with a first trapezoidal guide block, the bottom of the bottom plate is provided with a plurality of second trapezoidal guide blocks, and the first trapezoidal guide block and the second trapezoidal guide block cooperate to pull out the baffle from the dosing opening and open the dosing opening during the linear sliding of the baffle along with the dosing barrel and the support frame along the guide rail.

2. The segmented chemical dosing apparatus for heavy metal wastewater according to claim 1, wherein The bottom of the support frame is provided with a fixing block, a guide wheel is rotatably connected to the fixing block, the guide wheel is rollingly connected with the guide rail, and the bottom plate is provided with an L-shaped cover plate extending to the top of the guide wheel.

3. The segmented chemical dosing apparatus for heavy metal wastewater of claim 1, wherein A cloth pipe is arranged on the dosing opening of the dosing barrel, the cloth pipe is arranged vertically to the guide rail, the two ends of the cloth pipe are inclined downward along the length direction of the cloth pipe, and a plurality of discharge openings are arranged on the bottom of the cloth pipe.

4. The segmented chemical dosing apparatus for heavy metal wastewater according to any one of claims 1-3, characterized in that, The linear driving mechanism comprises two winding machines arranged on the two sides of the wastewater treatment tank, and the winding ropes on the two winding machines are fixed on the front and rear ends of the support frame.

5. The segmented chemical dosing apparatus for heavy metal wastewater of claim 1, wherein The plurality of second trapezoidal guide blocks are evenly arranged above the wastewater treatment tank along the length direction of the bottom plate, and the bottom plate is fixedly connected with the second trapezoidal guide blocks through the L-shaped connecting rods.

6. The segmented chemical dosing apparatus for heavy metal wastewater of claim 5, wherein The bottom plate is provided with two parallel bottom plates, and a plurality of second trapezoidal guide blocks are symmetrically arranged on the two sides of each bottom plate.

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