Dosing device for sewage treatment

Abstract

The utility model relates to the technical field of sewage treatment, and particularly discloses a sewage treatment dosing device which comprises a tank body, a stirring mechanism is arranged in the tank body, a transmission box is fixed on the upper end face of the tank body, a motor is fixed at the upper end of one side of the transmission box, and a side box is fixed on one side of the middle of the transmission box. A chemical feeding opening is fixedly sleeved with the side box, and the lower end of the chemical feeding opening is rotationally connected with an arc-shaped pipe extending into the tank body; a rotating mechanism is arranged in the side box, the rotating mechanism comprises a worm and a worm gear which are meshed with each other, the worm gear is fixedly connected to the outer end of the arc-shaped pipe in a sleeving mode, and the worm is rotationally connected with the side box; a transmission mechanism is arranged in the transmission box and is used for driving the stirring mechanism and the rotating mechanism to rotate. According to the utility model, the arc-shaped pipe capable of rotating is arranged at the lower end of the chemical feeding port, so that chemicals are fed into the tank body from different angles, uniform mixing is facilitated, and the mixing efficiency of the chemicals is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, concretely relates to a sewage treatment dosing device. BACKGROUND

[0002] In sewage treatment, dosing device is needed to add specific chemical agent to sewage, change the physical or chemical properties of pollutants in sewage, so as to realize the treatment and purification of sewage, make it reach the discharge standard or meet the requirement of subsequent treatment process.

[0003] For the sewage containing a large number of suspended particles, flocculating agent can be put in, so that the fine particles in the sewage are coagulated into larger flocs, which is convenient for subsequent sedimentation or filtration separation; for the sewage needing to adjust the pH value, acid or alkali can be put in to adjust the pH value of the sewage, so as to create suitable conditions for subsequent biochemical treatment.

[0004] At present, the commonly used agent is powdery, which needs to be dissolved and mixed uniformly by the dosing device before being put into the sewage, but at present, the agent is directly put into the tank body of the dosing device through the feeding pipe, and the powdery agent will be concentrated in a region when entering the tank body, which is not uniform, resulting in that the subsequent mixing efficiency is not fast enough, and even the agent appears to be agglomerated and floats on the liquid surface, which affects the mixing effect. Therefore, the technical personnel in the field provide a sewage treatment dosing device to solve the problems in the above background technology. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing a sewage treatment dosing device, which solves the following technical problems:

[0006] How to improve the uniformity of the agent put into the tank body and improve the mixing efficiency.

[0007] The purpose of the utility model can be realized by the following technical scheme:

[0008] A sewage treatment dosing device, comprising a tank body, a stirring mechanism is arranged in the tank body, a transmission box is fixed to the upper end face of the tank body, a motor is fixed to the upper end of one side of the transmission box, a side box is fixed to one side of the middle part of the transmission box, a dosing port is fixedly sleeved in the inside of the side box, and an arc-shaped pipe extending into the inside of the tank body is rotatably connected to the lower end of the dosing port.

[0009] A rotating mechanism is arranged in the inside of the side box, the rotating mechanism comprises a worm and a worm wheel which are engaged with each other, the worm wheel is fixedly sleeved at the outer end of the arc-shaped pipe, and the worm is rotatably connected with the side box.

[0010] A transmission mechanism is arranged in the inside of the transmission box, and the transmission mechanism is used for driving the stirring mechanism and the rotating mechanism to rotate.

[0011] Furthermore, the transmission mechanism includes a transmission rod rotatably connected inside the transmission box. Both ends of the transmission rod are fixed with bevel gears two. Both bevel gears two are meshed with bevel gears one rotatably inside the transmission box. A bite plate one is slidably sleeved on the outer end of the transmission rod. A clutch rod extending out of the transmission box is rotatably connected to the upper side of the bite plate one. A bevel gear three is rotatably sleeved on the transmission rod near the bite plate. A bite plate two is fixed on the end of the bevel gear three near the bite plate one. The bite plate one and bite plate two can engage and lock together.

[0012] Furthermore, a bevel gear four is fixed to one end of the worm gear, and the bevel gear four meshes with the bevel gear three.

[0013] Furthermore, the stirring mechanism includes two stirring rods, each with a stirring blade fixed to its outer end and respectively fixedly connected to two bevel gears; the output end of the motor is fixedly connected to one of the bevel gears.

[0014] Furthermore, a water inlet pipe and a chemical dosing pipe are fixed to the upper and lower sides of the outer end of the tank, respectively, and a liquid pump is fixed to the outer end of the chemical dosing pipe;

[0015] Furthermore, a liquid level observation tube is fixed to one side of the tank;

[0016] The beneficial effects of this utility model are:

[0017] This utility model proposes a wastewater treatment dosing device, which has a rotatable arc-shaped tube at the lower end of the dosing port, and is equipped with a transmission mechanism and a rotation mechanism. During the dosing process, the arc-shaped tube can rotate within the tank, allowing the agent to be added into the tank from different angles, thereby improving the dispersion effect of the agent within the tank, facilitating uniform mixing, and increasing the mixing efficiency of the agent. Attached Figure Description

[0018] The present invention will be further described below with reference to the accompanying drawings.

[0019] Figure 1 This utility model proposes an overall structure for a wastewater treatment dosing device. Figure One ;

[0020] Figure 2 This utility model proposes an overall structure for a wastewater treatment dosing device. Figure Two ;

[0021] Figure 3 This is an internal structural diagram of the tank in a wastewater treatment dosing device proposed in this utility model;

[0022] Figure 4 This is a structural diagram of the transmission box in a wastewater treatment dosing device proposed in this utility model.

[0023] Reference signs:

[0024] 1, tank; 2, liquid level observation tube; 3, side tank; 4, dosing port; 5, transmission box; 6, water inlet pipe; 7, dosing pipe; 8, liquid pump; 9, motor; 10, clutch rod; 11, stirring rod; 12, stirring blade; 13, arc-shaped pipe; 14, transmission rod; 15, bevel gear one; 16, bevel gear two; 17, chuck one; 18, chuck two; 19, bevel gear three; 20, bevel gear four; 21, worm; 22, worm gear. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to 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.

[0026] Please refer to Figures 1 to 4 As shown in the figure, the sewage treatment dosing device in the embodiments of the utility model comprises a tank 1, a stirring mechanism is arranged in the tank 1, which is used for fully mixing multiple medicaments added into the tank, so as to ensure the uniformity and stability of the mixed liquid, a transmission box 5 is fixed to the upper end face of the tank 1, a motor 9 is fixed to the upper end of one side of the transmission box 5, a side tank 3 is fixed to the middle part of one side of the transmission box 5, a dosing port 4 is fixedly sleeved in the side tank 3, an arc-shaped pipe 13 extending into the tank 1 is rotatably connected to the lower end of the dosing port 4, the dosing port 4 can be designed as a horn mouth, so that the medicaments can be conveniently added into the tank 1, and the arc-shaped pipe 13 can rotate, so as to change the input position of the medicaments, which is helpful to improve the dispersion effect of the medicaments in the tank.

[0027] A rotating mechanism is arranged in the side tank 3, the rotating mechanism comprises a worm 21 and a worm gear 22 which are mutually meshed, the worm gear 22 is fixedly sleeved at the outer end of the arc-shaped pipe 13, and the worm 21 is rotatably connected with the side tank 3. When the worm 21 rotates under the driving of the power, the arc-shaped pipe 13 is driven to rotate by the worm gear 22, so as to realize the rotary motion of the arc-shaped pipe 13 in the tank, thereby making the medicaments be input into the tank from different angles, further improving the dispersion effect of the medicaments in the tank, being beneficial to uniform mixing and improving the mixing efficiency of the medicaments.

[0028] In the embodiment, a transmission mechanism is arranged in the transmission box 5, which is used for driving the stirring mechanism and the rotating mechanism to rotate.

[0029] Specific, transmission mechanism includes rotatingly connected in the transmission box 5 inside transmission rod 14, both ends of transmission rod 14 are fixed with bevel gear two 16, two bevel gear two 16 are all engaged with rotating in the transmission box 5 inside bevel gear one 15, the outer end of transmission rod 14 is slidably sleeved with the bite disc one 17, the upper side of bite disc one 17 is rotatably connected with the clutch lever 10 that projects transmission box 5, the outer end of transmission rod 14 is rotatably sleeved with bevel gear three 19 near bite disc one 17, the end of bevel gear three 19 near bite disc one 17 is fixed with bite disc two 18, and bite disc one 17 and bite disc two 18 can be matched and clamped;One end of worm 21 is fixed with bevel gear four 20, and bevel gear four 20 is engaged with bevel gear three 19;

[0030] Specific implementation, start motor 9, motor 9 drives the bevel gear one 15 connected with it to rotate, and further drives transmission rod 14 to rotate.When transmission rod 14 rotates, on the one hand, through bevel gear two 16 drive bevel gear one 15 to rotate, make stirring mechanism start stirring;On the other hand, bite disc one 17 is slidably connected with transmission rod 14, can slide along the radial direction of transmission rod 14, and rotate synchronously with transmission rod 14, through pushing clutch lever 10, make bite disc one 17 and bite disc two 18 bite, thereby make through bevel gear three 19, bevel gear four 20 drive worm 21 to rotate, worm 21 drive worm gear 22 to rotate, make arc-shaped pipe 13 rotate, and the medicament is thrown from the rotating arc-shaped pipe 13 into the tank body 1, realize the uniform dispersion of medicament in the tank body 1.

[0031] After dosing is completed, the clutch lever 10 can be pulled rearward, so that the bite disc one 17 and the bite disc two 18 are separated, and the arc-shaped pipe 13 stops rotating.

[0032] As an embodiment of the present application, the stirring mechanism includes two stirring rods 11, the outer ends of the two stirring rods 11 are fixed with stirring blades 12, and are respectively fixedly connected with the two bevel gear one 15, the output end of the motor 9 is fixedly connected with a bevel gear one 15, the motor 9 is driven to rotate the transmission rod 14, and further rotate the stirring rod 11, so as to mix and stir the liquid medicine, in addition, compared with the single rod stirring mode, the uniformity and stirring efficiency can be improved by the arrangement of the two stirring rods 11.

[0033] As an embodiment of the present application, the outer ends of the upper and lower sides of the tank body 1 are respectively fixed with the water inlet pipe 6 and the dosing pipe 7, the outer end of the dosing pipe 7 is fixed with the liquid pump 8, the mixed liquid medicine is pumped out from the dosing pipe 7 by the liquid pump 8, and finally added to the sewage treatment tank.

[0034] As an embodiment of the present application, one side of the tank body 1 is fixed with the liquid level observation pipe 2, the liquid level observation pipe 2 is communicated with the inside of the tank body 1, and the operator can observe the liquid level in the tank body 1 through the liquid level observation pipe 2, so as to accurately control the liquid inlet amount and the dosing amount.

[0035] The above has carried out the detailed description to one embodiment of the utility model, but the content described is only the preferred embodiment of the utility model, cannot be considered for limiting the implementation scope of the utility model. All equal changes and improvements etc. that are made in the utility model application scope should still belong to the patent coverage scope of the utility model.

Claims

1. A sewage treatment dosing device, comprising a tank body (1), the inside of the tank body (1) is provided with a stirring mechanism, characterized in that: The upper end surface of the tank body (1) is fixed with a transmission box (5), one side upper end of the transmission box (5) is fixed with a motor (9), one side of the middle part of the transmission box (5) is fixed with a side box (3), the inside of the side box (3) is fixed with a medicine injection port (4), the lower end of the medicine injection port (4) is rotatably connected with an arc-shaped pipe (13) extending into the inside of the tank body (1). The inside of the side box (3) is provided with a rotating mechanism, the rotating mechanism comprises a worm (21) and a worm wheel (22) which are engaged with each other, the worm wheel (22) is fixedly sleeved on the outer end of the arc-shaped pipe (13), and the worm (21) is rotatably connected with the side box (3). The inside of the transmission box (5) is provided with a transmission mechanism, the transmission mechanism is used for driving the stirring mechanism and the rotating mechanism to rotate.

2. The dosing device for sewage treatment according to claim 1, characterized in that: The transmission mechanism comprises a transmission rod (14) rotatably connected in the inside of the transmission box (5), both ends of the transmission rod (14) are fixedly provided with bevel gears two (16), both the bevel gears two (16) are rotatably connected with a bevel gear one (15) rotatably arranged in the inside of the transmission box (5), the outer end of the transmission rod (14) is slidably sleeved with a clamp plate one (17), the upper side of the clamp plate one (17) is rotatably connected with a clutch rod (10) extending out of the transmission box (5), the transmission rod (14) is rotatably sleeved with a bevel gear three (19) close to the clamp plate one (17), one end of the bevel gear three (19) close to the clamp plate one (17) is fixedly provided with a clamp plate two (18), and the clamp plate one (17) and the clamp plate two (18) can be clamped.

3. The dosing device for sewage treatment according to claim 2, characterized in that: One end of the worm (21) is fixedly provided with a bevel gear four (20), and the bevel gear four (20) is rotatably connected with the bevel gear three (19).

4. The dosing device for sewage treatment according to claim 2, characterized in that: The stirring mechanism comprises two stirring rods (11), the outer ends of the two stirring rods (11) are fixedly provided with stirring blades (12), and are respectively fixedly connected with the two bevel gears one (15), and the output end of the motor (9) is fixedly connected with one of the bevel gears one (15).

5. The dosing device for sewage treatment according to claim 1, characterized in that: The outer ends of the tank body (1) are respectively fixed with a water inlet pipe (6) and a medicine adding pipe (7), and the outer end of the medicine adding pipe (7) is fixedly provided with a liquid pump (8).

6. The dosing device for sewage treatment according to claim 5, characterized in that: One side of the tank body (1) is fixedly provided with a liquid level observation pipe (2).

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