CN217868410U - Chemistry experiment waste liquid recovery processing apparatus - Google Patents

Abstract

The utility model discloses a chemistry experiment waste liquid recovery processing device, including the neutralizing tank, be equipped with the cylinder directly over the neutralizing tank, the circumference outer wall of cylinder is provided with mounting panel, waste liquid and advances pipe and blow off pipe, the mounting panel sets up the upper surface at the neutralizing tank, the right side wall of cylinder is provided with driving motor, driving motor's motor shaft runs through the cylinder lateral wall and is provided with the auger, the auger blade of auger offsets with the circumference inner wall of cylinder, the filtration pore has been seted up to the circumference inner wall of cylinder, the top window has been seted up to the upper surface of neutralizing tank, through setting up the auger, can drive the auger when rotating at driving motor's motor shaft, the auger carries the impurity that the cylinder inner wall is detained from the left hand to the right hand for impurity drops to the inside of collecting box through the blow off pipe, realizes the automatic clearance to the cylinder, uses manpower sparingly, and need not to pause filtering operation at the clearance in-process, and then improves waste liquid treatment efficiency.

Description

A chemical experiment waste liquid recovery and treatment device

technical field

The utility model belongs to the technical field of waste liquid treatment equipment, in particular to a chemical experiment waste liquid recycling and processing device.

Background technique

Chemical waste liquid mainly refers to harmful liquid waste, including high-concentration liquid waste acid and waste alkali, etc. Chemical waste liquid is generally divided into alkaline waste water, acid waste water, volatile organic solvents, low-volatile organic solvents, halogen-containing Organic solvents and heavy metal-containing waste liquids have one or more dangerous characteristics such as corrosiveness, toxicity, flammability, reactivity, or infectivity. If chemical waste liquids are discharged without treatment, they will cause great harm to the human body and the environment. harm.

Existing chemical experiment waste liquid recovery and treatment devices usually need to use filter screens to filter out impurities in the waste liquid. The impurities remaining on the filter screens need to be cleaned manually, which consumes a lot of manpower, and it is usually necessary to suspend the filtration during the cleaning process operation, which reduces the efficiency of waste liquid treatment. At the same time, when acid or lye is used to neutralize the waste liquid, it is difficult to evenly distribute the acid or lye inside the waste liquid. The subsequent stirring takes a long time, resulting in low waste liquid treatment efficiency. Low, for this reason we propose a chemical experiment waste liquid recovery treatment device.

Utility model content

The purpose of this utility model is to provide a chemical experiment waste liquid recycling and processing device to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a chemical experiment waste liquid recycling and processing device, including a neutralization tank, a separation cylinder is provided directly above the neutralization tank, and the peripheral outer wall of the separation cylinder is provided with Mounting plate, waste liquid inlet pipe and blowdown pipe, the mounting plate is arranged on the upper surface of the neutralization tank, the right side wall of the separation cylinder is provided with a drive motor, the motor shaft of the drive motor runs through the side wall of the separation cylinder and An auger is provided, and the auger blades of the auger are against the circumferential inner wall of the separation cylinder, the circumferential inner wall of the separation cylinder is provided with filter holes, and the upper surface of the neutralization tank is provided with a top window, and the top window A filter mechanism is arranged between the neutralization box and the filter hole, and a stirring motor is arranged on the right side wall of the neutralization box, and the motor shaft of the stirring motor runs through the side wall of the neutralization box and is provided with a stirring shaft, and the inside of the stirring shaft is provided with There is a feeding mechanism.

Preferably, the filter mechanism includes an installation cylinder, the installation cylinder is arranged on the upper surface of the neutralization box, the inner side wall of the installation cylinder is provided with a bracket, and the bracket array is provided with three, and the three brackets The upper surface of the drawer is provided with a drawer, the bottom surface of the drawer is provided with an activated carbon bag, the bottom of the drawer is provided with a leak hole, and the left end of the drawer runs through the installation cylinder and is provided with a handle.

Preferably, the feeding mechanism includes a distributing chamber, the distributing chamber is set at the left end of the stirring shaft, the inner wall of the circumference of the distributing chamber is rotatably connected with a connecting pipe, the left end of the communicating pipe is provided with a middle box, and the middle The front and rear of the box are symmetrically provided with liquid storage tanks, and the lower surfaces of the two liquid storage tanks are provided with feeding pumps, and the water inlet and outlet pipes of the feeding pumps are respectively connected with the interior of the liquid storage tank and the middle box , the liquid storage tank and the middle box are both arranged on the left side wall of the neutralization tank, and the peripheral outer wall array of the stirring shaft is provided with through holes, and the through holes communicate the split chamber with the inside of the neutralization tank.

Preferably, the outer peripheral wall of the stirring shaft is provided with stirring blades, the left end of the stirring shaft is rotatably connected to the inner wall of the neutralization tank, and the left end of the auger auger shaft is rotatably connected to the inner wall of the separation cylinder.

Preferably, the upper surface of the neutralization box is provided with a collection box, the outer wall of the collection box is covered with a positioning frame, the positioning frame is arranged on the upper surface of the neutralization box, and the collection box is located at the front of the sewage pipe. below.

Preferably, a waste liquid outlet pipe is provided on the lower surface of the neutralization tank, and a solenoid valve is provided inside the waste liquid outlet pipe.

Preferably, the lower surface of the neutralization tank is provided with two legs.

Compared with the prior art, the beneficial effects of the utility model are:

(1) The chemical experiment waste liquid recovery and treatment device is equipped with an auger. When the motor shaft of the drive motor drives the auger to rotate, the auger can transport the impurities retained on the inner wall of the separation cylinder from left to right, so that the impurities can pass through the sewage. The tube falls into the collection box to realize the automatic cleaning of the separation cylinder, saving manpower, and there is no need to suspend the filtration operation during the cleaning process, thereby improving the efficiency of waste liquid treatment.

(2) The chemical experiment waste liquid recovery and treatment device, by setting the feeding mechanism, can inject acid or alkali into the inside of the middle box after the feeding pump is started, and then the acid or alkali passes through the shunt chamber and the passageway successively. The hole flows into the inside of the neutralization tank, so that the acid or lye is evenly distributed in the waste liquid, thereby improving the mixing efficiency of the waste liquid and the acid liquid, and improving the waste liquid treatment efficiency.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present utility model;

Figure 2 is a front sectional view of the utility model;

Fig. 3 is a side sectional view of the utility model;

Fig. 4 is an enlarged view of the structure at A in Fig. 2 of the present invention.

In the figure: 1, neutralization box; 2, separation cylinder; 3, installation plate; 4, waste liquid inlet pipe; 5, sewage pipe; 6, drive motor; 7, auger; 8, feeding mechanism; 801, storage Liquid tank; 802, feeding pump; 803, intermediate box; 804, connecting pipe; 805, split cavity; 806, through hole; 9, filter mechanism; 901, installation cylinder; 902, bracket; 903, drawer; 904, activated carbon package; 905, leakage hole; 10, stirring motor; 11, stirring shaft; 12, stirring blade; 13, filter hole; 14, collection box; 15, positioning frame; 16, top window; 17, waste liquid outlet pipe; 18 , Solenoid valve; 19, Foot.

Detailed ways

Please refer to Fig. 1-Fig. 4, the utility model provides a kind of chemical experiment waste liquid recovery treatment device, comprises neutralization box 1, is provided with separating cylinder 2 directly above neutralization box 1, and the peripheral outer wall of separating cylinder 2 is provided with installation Plate 3, waste liquid inlet pipe 4 and sewage discharge pipe 5, the installation plate 3 is arranged on the upper surface of the neutralization tank 1, the right side wall of the separation cylinder 2 is provided with a drive motor 6, and the motor shaft of the drive motor 6 runs through the side of the separation cylinder 2 The wall is also provided with an auger 7, the auger blades of the auger 7 are offset against the circumferential inner wall of the separation cylinder 2, the circumferential inner wall of the separation cylinder 2 is provided with a filter hole 13, the upper surface of the neutralization box 1 is provided with a top window 16, and Between the window 16 and the filter hole 13, a filter mechanism 9 is arranged, and the right side wall of the neutralization case 1 is provided with a stirring motor 10, and the motor shaft of the stirring motor 10 runs through the neutralization case 1 side wall and is provided with a stirring shaft 11, the stirring shaft The inside of 11 is provided with feeding mechanism 8.

In this embodiment, preferably, the filter mechanism 9 includes an installation cylinder 901, the installation cylinder 901 is arranged on the upper surface of the neutralization box 1, the inner side wall of the installation cylinder 901 is provided with a bracket 902, and the bracket 902 array is provided with three, The upper surfaces of the three brackets 902 are all provided with a drawer 903, the bottom surface of the drawer 903 is provided with an activated carbon bag 904, the bottom of the drawer 903 is provided with a leak hole 905, and the left end of the drawer 903 runs through the installation cylinder 901 and is provided with a handle. After the waste liquid from the filter hole 13 falls on the upper surface of the activated carbon bag 904, the waste liquid passes through the pores inside the activated carbon bag 904, and then continues to fall through the leakage hole 905, and the fine impurities in the waste liquid are adsorbed and retained in the inside of the activated carbon bag 904. , through the cascading filtration of three activated carbon bags 904, the fine particles in the waste liquid are filtered out, and the filtered waste liquid falls into the inside of the neutralization box 1 through the top window 16. When the activated carbon bag 904 absorbs more impurities, the adsorption When the effect declines, hold the handle and extract the drawer 903 from the inside of the installation tube 901, and replace with a new activated carbon bag 904.

In this embodiment, preferably, the feeding mechanism 8 includes a distribution chamber 805, the distribution chamber 805 is set at the left end of the stirring shaft 11, the inner wall of the distribution chamber 805 is rotatably connected to a connecting pipe 804, and the left end of the connecting pipe 804 is provided with an intermediate box 803, the front and rear of the middle box 803 are symmetrically provided with liquid storage tanks 801, and the lower surfaces of the two liquid storage tanks 801 are all provided with feed pumps 802, and the water inlet and outlet pipes of the feed pumps 802 are connected to the liquid storage tanks 801 and the middle respectively. The inside of the box 803 is connected, the liquid storage box 801 and the middle box 803 are all arranged on the left side wall of the neutralization box 1, and the peripheral outer wall array of the stirring shaft 11 is provided with a through hole 806, and the through hole 806 connects the split chamber 805 with the neutralization The inside of the tank 1 is connected, and the acid solution and the alkali solution are respectively poured into the two liquid storage tanks 801. If the waste liquid inside the neutralization tank 1 is alkaline, the corresponding feeding pump 802 is started to inject the acid solution into the middle box 803, and then the acid liquid passes through the distribution cavity 805 and the through hole 806 until it flows into the interior of the neutralization tank 1, and is evenly distributed in the waste liquid, thereby improving the mixing efficiency of the waste liquid and the acid liquid. Similarly, if the neutralization tank 1 If the internal waste liquid is acidic, the lye is injected into the neutralization tank 1 to fully neutralize the waste liquid with the acid or lye and reduce the corrosiveness of the waste liquid.

In this embodiment, preferably, the peripheral outer wall of the stirring shaft 11 is provided with a stirring blade 12, and when the motor shaft of the stirring motor 10 drives the stirring shaft 11 to rotate, the stirring blade 12 rotates synchronously, and the waste liquid is stirred with the acid or lye Mix to fully neutralize the waste liquid with the acid or lye and reduce the corrosiveness of the waste liquid. The left end of the stirring shaft 11 is rotationally connected with the inner wall of the neutralization tank 1, and the left end of the auger shaft 7 is connected to the separation cylinder 2 The inner wall of the inner wall is rotationally connected to improve the stability when the stirring shaft 11 and the auger 7 rotate respectively.

In this embodiment, preferably, the upper surface of the neutralization box 1 is provided with a collection box 14, the outer wall of the collection box 14 is covered with a positioning frame 15, the positioning frame 15 is arranged on the upper surface of the neutralization box 1, and the collection box 14 is located at Directly below the sewage pipe 5, the auger 7 transports the impurities retained on the inner wall of the separation cylinder 2 from left to right, so that the impurities fall through the sewage pipe 5 to the inside of the collection box 14, which is convenient for centralized treatment, and the positioning frame 15 pairs with the collection box 14 It acts as a limiter to prevent the position deviation of the collection box 14 from causing impurities to leak out.

In this embodiment, preferably, the lower surface of the neutralization tank 1 is provided with a waste liquid outlet pipe 17, and the inside of the waste liquid outlet pipe 17 is provided with a solenoid valve 18. After the solenoid valve 18 is opened, the neutralized waste liquid passes through the waste liquid. The liquid outlet pipe 17 discharges the neutralization tank 1.

In this embodiment, preferably, the lower surface of the neutralization box 1 is provided with a leg 19, and two legs 19 are provided. By setting the leg 19, the neutralization box 1 can be stably placed on the ground, and the neutralization box 1 can be stably placed on the ground. 1 The installation space of waste liquid outlet pipe 17 is reserved below.

The working principle and application process of the utility model: when the device is in use, the waste liquid is injected into the inside of the separation cylinder 2 through the waste liquid inlet pipe 4, and the waste liquid falls into the inside of the installation cylinder 901 through the filter hole 13, and the particles in the waste liquid are relatively large The impurities trapped in the separation cylinder 2, start the drive motor 6, the motor shaft of the drive motor 6 drives the auger 7 to rotate, and the auger 7 transports the impurities retained in the inner wall of the separation cylinder 2 from left to right, so that the impurities pass through the sewage pipe 5 Falling to the inside of the collection box 14, the separation cylinder 2 is set with a low left and a right high, so that the waste liquid cannot leak through the sewage pipe 5. After the waste liquid passing through the filter hole 13 falls on the upper surface of the activated carbon bag 904, the waste liquid passes through The pores inside the activated carbon bag 904 continue to fall through the leak hole 905, and the fine impurities in the waste liquid are adsorbed and retained in the inside of the activated carbon bag 904. After cascading filtration of three activated carbon bags 904, the fine particles in the waste liquid are filtered out. The filtered waste liquid is accumulated in the inside of the neutralization tank 1 through the top window 16, and the acid solution and the lye are respectively poured into the inside of the two liquid storage tanks 801. If the waste liquid in the neutralization tank 1 is alkaline, then Start the corresponding feeding pump 802 to inject the acid liquid into the interior of the intermediate box 803, and then the acid liquid passes through the distribution chamber 805 and the through hole 806 until it flows into the neutralization tank 1, and is evenly distributed in the waste liquid, thereby improving the waste liquid and The mixing efficiency of the acid solution, in the same way, if the waste liquid inside the neutralization tank 1 is acidic, the lye is injected into the inside of the neutralization tank 1, the stirring motor 10 is started, and the motor shaft of the stirring motor 10 drives the stirring shaft 11 to rotate, stirring The blades 12 rotate synchronously to stir and mix the waste liquid with the acid or lye, so that the waste liquid and the acid or lye are fully neutralized to reduce the corrosiveness of the waste liquid, and the solenoid valve 18 is opened to pass the neutralized waste liquid through The waste liquid outlet pipe 17 is discharged from the neutralization tank 1.

Claims (7)

1. A chemical experiment waste liquid recovery treatment device, comprising a neutralization tank (1), is characterized in that: a separating cylinder (2) is provided directly above the neutralization tank (1), and the separating cylinder (2) The outer wall of the circumference is provided with a mounting plate (3), a waste liquid inlet pipe (4) and a sewage discharge pipe (5), and the mounting plate (3) is arranged on the upper surface of the neutralization tank (1), and the separation cylinder (2 ) is provided with a drive motor (6) on the right side wall, the motor shaft of the drive motor (6) runs through the side wall of the separation cylinder (2) and is provided with an auger (7), the auger of the auger (7) The blades are against the inner circumferential wall of the separation cylinder (2), the inner circumferential wall of the separation cylinder (2) is provided with filter holes (13), and the upper surface of the neutralization box (1) is provided with a top window (16), so A filter mechanism (9) is provided between the top window (16) and the filter hole (13), and a stirring motor (10) is provided on the right side wall of the neutralization box (1), and the stirring motor (10) The motor shaft runs through the side wall of the neutralization box (1) and is provided with a stirring shaft (11), and a feeding mechanism (8) is provided inside the stirring shaft (11). 2. A chemical experiment waste liquid recovery treatment device according to claim 1, characterized in that: the filter mechanism (9) includes an installation cylinder (901), and the installation cylinder (901) is arranged in the neutralization tank ( 1) on the upper surface of the installation cylinder (901), the inner wall of the installation cylinder (901) is provided with brackets (902), and there are three brackets (902) arrays, and the upper surfaces of the three brackets (902) are all provided with Drawer (903), the bottom surface of the drawer (903) is provided with an activated carbon bag (904), the bottom of the drawer (903) is provided with a leak hole (905), and the left end of the drawer (903) runs through the installation cylinder (901 ) and provided with a handle. 3. A chemical experiment waste liquid recycling and processing device according to claim 1, characterized in that: the feeding mechanism (8) includes a split cavity (805), and the split cavity (805) is opened on the stirring shaft ( 11), the circumferential inner wall of the distribution cavity (805) is rotatably connected with a communication pipe (804), and the left end of the communication pipe (804) is provided with an intermediate box (803), and the front of the intermediate box (803) Liquid storage tanks (801) are arranged symmetrically with the rear, and feed pumps (802) are provided on the lower surfaces of the two liquid storage tanks (801). The interior of the liquid tank (801) and the middle box (803) is connected, and the liquid storage tank (801) and the middle box (803) are all arranged on the left side wall of the neutralization box (1), and the stirring shaft (11 ) is provided with through-holes (806) in the array on the peripheral outer wall, and the through-holes (806) communicate the split chamber (805) with the inside of the neutralization box (1). 4. A kind of chemical experiment waste liquid recovery treatment device according to claim 1, is characterized in that: the circumference outer wall of described stirring shaft (11) is provided with stirring blade (12), and the left end of described stirring shaft (11) It is rotatably connected with the inner side wall of the neutralization box (1), and the left end of the auger shaft of the auger (7) is rotatably connected with the inner side wall of the separation cylinder (2). 5. A kind of chemical experiment waste liquid recovery treatment device according to claim 1, is characterized in that: the upper surface of described neutralization box (1) is provided with collection box (14), and the upper surface of described collection box (14) The outer wall is covered with a positioning frame (15), the positioning frame (15) is arranged on the upper surface of the neutralization box (1), and the collection box (14) is located directly below the sewage pipe (5). 6. A kind of chemical experiment waste liquid recycling treatment device according to claim 1, characterized in that: the lower surface of the neutralization tank (1) is provided with a waste liquid outlet pipe (17), and the waste liquid outlet pipe The inside of (17) is provided with electromagnetic valve (18). 7. A chemical experiment waste liquid recovery treatment device according to claim 1, characterized in that: the lower surface of the neutralization tank (1) is provided with a leg (19), and the leg (19) is provided with two .

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