Automatic PAM dosing device

Abstract

The utility model provides an automatic PAM dosing device which comprises a flow channel, a water tank is arranged at the bottom of one end of the flow channel, a dosing mechanism is arranged at the top of the other end of the flow channel and comprises a medicine containing hopper, the medicine containing hopper is fixedly arranged at the top of the flow channel, a discharging pipe is obliquely arranged at the bottom of the medicine containing hopper, and a water outlet pipe is arranged at the bottom of the discharging pipe. The bottom of the inner side of the flow channel is in the shape of an inclined face. According to the PAM mixing device, water and PAM are directly contacted and mixed, and part of PAM is blocked under the action of the barrier strips, so that the PAM and the water are fully mixed, the PAM mixing and stirring efficiency can be improved, and the practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of PAM automatic dosing, in particular to a PAM automatic dosing device. Background Art

[0002] PAM, or polyacrylamide, is a commonly used polymer flocculant.

[0003] The Chinese utility model patent with publication number CN211865174U proposes an integrated PAM automatic dosing device, including a feeding box, a crushing device, a powder separation device, a screening disc, a bracket, a conveying device and a stirring and mixing device, wherein the bracket is arranged on the conveying device, the screening disc is arranged on the bracket, and the feeding box is arranged obliquely on the screening disc. This scheme conveys the crushed PAM to the mixing box through a conveyor belt and discharges it into the inside of the mixing box, but the position of PAM entering the water is relatively fixed and will accumulate, and there is no PAM at the end of the mixing box far away from the PAM entry position, which makes the PAM mixing and stirring efficiency of this device low.

[0004] To this end, the utility model provides a PAM automatic dosing device. Utility Model Content

[0005] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a PAM automatic dosing device to solve the problems raised in the above-mentioned background technology. The utility model directly contacts and mixes water with PAM, and blocks part of PAM through the action of the baffle bar, so that PAM and water are fully mixed, which can improve the mixing and stirring efficiency of PAM and has high practicality.

[0006] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a PAM automatic dosing device, including a flow channel, a water tank is placed at the bottom of one end of the flow channel, a dosing mechanism is arranged on the top of the other end of the flow channel, the dosing mechanism includes a medicine placing hopper, a discharge pipe is arranged obliquely at the bottom of the medicine placing hopper, the bottom shape of the inner side of the flow channel is an inclined surface, a baffle is arranged inside the flow channel, the baffle includes a top plate and a baffle bar, the baffle bar is limitedly slidably arranged inside the bottom end of the flow channel, and a drain pipe is fixedly arranged on one side of the top end of the flow channel.

[0007] Furthermore, a V-shaped plate is fixedly provided on the top of the inner side of the water tank, and inclined plates are symmetrically fixedly provided on both sides of the bottom of the V-shaped plate.

[0008] Furthermore, legs are symmetrically fixedly arranged on both sides of the bottom of the flow channel, a fixing plate is fixedly arranged between the legs on the right side, and a water pump is fixedly arranged on the top of the fixing plate.

[0009] Furthermore, the water inlet of the water pump is fixedly provided with an inner tube, and the inner tube is fixedly arranged inside the water tank.

[0010] Furthermore, an outer tube is fixedly installed at the drain outlet of the water pump, and one end of the outer tube is fixedly connected to the drain pipe.

[0011] Furthermore, one side of the drain pipe is equidistantly and obliquely fixed with drain nozzles, and the drain nozzles are arranged on one side of the discharge pipe.

[0012] Furthermore, a transverse plate is fixedly arranged between the supporting legs on the right side, a hydraulic cylinder is fixedly arranged on the top of the transverse plate, and an output rod of the hydraulic cylinder is fixedly connected to the top plate.

[0013] Furthermore, the baffles are fixedly arranged at equal intervals on the top of the top plate, and a sealing rubber ring is fixedly arranged inside the outer side wall of the top end of the baffle.

[0014] The beneficial effects of the utility model are as follows: the utility model is a PAM automatic dosing device which discharges water into the interior of the flow channel through a water pump, an inner pipe, an outer pipe, a drain pipe and a drain nozzle, and directly contacts and mixes the water with the PAM, and part of the water and the PAM flow along the flow channel toward the water tank, keeping the PAM always in contact with the water, and part of the PAM and the water are blocked by the action of the baffle bar, so that the PAM and the water are fully mixed, and the PAM and the water are fully contacted by the V-shaped plate and the inclined plate, which can improve the mixing efficiency of the PAM and has high practicality; the top plate and the baffle bar are driven down by the hydraulic cylinder to facilitate the discharge of the remaining water in the flow channel into the interior of the water tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural diagram of a PAM automatic dosing device of the utility model;

[0016] Figure 2 This is a front cross-sectional view of a PAM automatic dosing device of the utility model;

[0017] Figure 3 This is a baffle structure diagram of a PAM automatic dosing device of the utility model;

[0018] In the figure: 1. flow channel; 2. medicine hopper; 3. baffle; 4. water tank; 5. V-shaped plate; 6. water pump; 7. outer pipe; 8. drain pipe; 9. cross plate; 10. discharge pipe; 11. hydraulic cylinder; 12. inner pipe; 13. top plate; 14. baffle bar. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] See also Figures 1 to 3 The utility model provides a technical solution: a PAM automatic dosing device, comprising a flow channel 1, a water tank 4 is placed at the bottom of one end of the flow channel 1, a dosing mechanism is arranged at the top of the other end of the flow channel 1, the dosing mechanism comprises a medicine placing hopper 2, the medicine placing hopper 2 is fixedly arranged at the top of the flow channel 1, a discharge pipe 10 is obliquely arranged at the bottom of the medicine placing hopper 2, the bottom shape of the inner side of the flow channel 1 is an inclined surface, a baffle 3 is arranged inside the flow channel 1, the baffle 3 comprises a top plate 13 and a baffle bar 14, the baffle bar 14 is limitedly slidably arranged inside the bottom end of the flow channel 1, a drain pipe 8 is fixedly arranged on one side of the top end of the flow channel 1, water is sprayed out through the drain pipe 8 to mix directly with PAM and flow inside the flow channel 1, the contact time between water and PAM is increased, and the dissolution of PAM is convenient.

[0021] In this embodiment, a V-shaped plate 5 is fixedly provided on the top of the inner side of the water tank 4, and inclined plates are symmetrically fixedly provided on both sides of the bottom of the V-shaped plate 5. The water and PAM are blocked by the V-shaped plate 5 and the inclined plates, so that the water and PAM are fully in contact, thereby improving the mixing efficiency of PAM and water.

[0022] In this embodiment, legs are symmetrically fixedly provided on both sides of the bottom of the flow channel 1, a fixing plate is fixedly provided between the legs on the right side, a water pump 6 is fixedly provided on the top of the fixing plate, an inner tube 12 is fixedly provided at the water inlet of the water pump 6, the inner tube 12 is fixedly provided inside the water tank 4, an outer tube 7 is fixedly installed at the drain outlet of the water pump 6, one end of the outer tube 7 is fixedly connected to the drain pipe 8, a drain nozzle is fixedly provided at an angle downward and equidistantly on one side of the drain pipe 8, the drain nozzle is provided on one side of the discharge pipe 10, water is pumped from the inside of the water tank 4 through the water pump 6 and the inner tube 12, and is sent into the inside of the drain pipe 8 through the outer tube 7, and finally discharged through the drain nozzle, so as to facilitate the circulation of water and continue to dissolve PAM.

[0023] In this embodiment, a cross plate 9 is fixedly provided between the supporting legs on the right side, a hydraulic cylinder 11 is fixedly provided on the top of the cross plate 9, an output rod of the hydraulic cylinder 11 is fixedly connected to the top plate 13, the baffle 14 is fixedly provided at an equal distance on the top of the top plate 13, a sealing rubber ring is fixedly provided inside the outer side wall of the top end of the baffle 14, the hydraulic cylinder 11 drives the top plate 13 to rise, and the top plate 13 drives the baffle 14 to slide upward inside the flow channel 1, so that the top end of the baffle 14 is higher than the bottom of the inner side of the flow channel 1, so as to facilitate the blocking of part of the water and PAM, so that the water and PAM come into contact, and when the baffle 14 is adjusted downward, part of the water blocked inside the flow channel 1 can be discharged into the water tank 4.

[0024] When the PAM automatic dosing device is used, the hydraulic cylinder 11 is started, and the hydraulic cylinder 11 drives the top plate 13 to move upward, and the top plate 13 drives the baffle 14 to slide upward inside the flow channel 1, and the top of the baffle 14 is higher than the bottom of the inner side of the flow channel 1. The sealing between the baffle 14 and the flow channel 1 is increased by the sealing rubber ring, and water is added to the inside of the water tank 4. The water pump 6 is started, and the water pump 6 draws water from the inside of the water tank 4 through the inner pipe 12, and discharges it into the inside of the drain pipe 8 through the outer pipe 7, and then discharges it into the inside of the flow channel 1 through the drain nozzle, and PAM is put into the inside of the medicine hopper 2, and the PAM is discharged through the discharge pipe 10 at the bottom of the medicine hopper 2 and discharged. It is in direct contact with water, and part of the water and PAM flow along the flow channel 1 toward the water tank 4, always keeping the contact between PAM and water, and the baffle 14 will block part of the PAM and water, so that PAM and water are fully mixed. After the water and PAM flow out of the flow channel 1, they will impact the V-shaped plate 5 and the inclined plate. The V-shaped plate 5 and the inclined plate make the PAM and water fully contact, which can improve the mixing efficiency of PAM and has high practicality. After the addition is completed, the hydraulic cylinder 11 drives the top plate 13 and the baffle 14 to descend, so that the top of the baffle 14 is flush with the bottom of the inner side of the flow channel 1, so that the remaining water in the flow channel 1 can be discharged into the water tank 4.

[0025] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A PAM automatic dosing device, comprising a flow channel (1), characterized in that: A water tank (4) is placed at the bottom of one end of the flow channel (1), and a dosing mechanism is arranged at the top of the other end of the flow channel (1). The dosing mechanism comprises a drug hopper (2), and the drug hopper (2) is fixedly arranged at the top of the flow channel (1). A discharge pipe (10) is obliquely arranged at the bottom of the drug hopper (2). The bottom shape of the inner side of the flow channel (1) is an inclined surface. A baffle (3) is arranged inside the flow channel (1), and the baffle (3) comprises a top plate (13) and a baffle bar (14). The baffle bar (14) is limitedly slidably arranged inside the bottom end of the flow channel (1). A drainage pipe (8) is fixedly arranged on one side of the top end of the flow channel (1).

2. A PAM automatic dosing device according to claim 1, characterized in that: A V-shaped plate (5) is fixedly provided on the top of the inner side of the water tank (4), and inclined plates are symmetrically fixedly provided on both sides of the bottom of the V-shaped plate (5).

3. A PAM automatic dosing device according to claim 1, characterized in that: Support legs are symmetrically fixedly arranged on both sides of the bottom of the flow channel (1), a fixing plate is fixedly arranged between the support legs on the right side, and a water pump (6) is fixedly arranged on the top of the fixing plate.

4. A PAM automatic dosing device according to claim 3, characterized in that: The water inlet of the water pump (6) is fixedly provided with an inner tube (12), and the inner tube (12) is fixedly arranged inside the water tank (4).

5. A PAM automatic dosing device according to claim 4, characterized in that: An outer tube (7) is fixedly mounted on the drainage port of the water pump (6), and one end of the outer tube (7) is fixedly connected to a drainage pipe (8).

6. A PAM automatic dosing device according to claim 5, characterized in that: Drain nozzles are fixedly arranged at equal intervals and tilted downward on one side of the drainage pipe (8), and the drainage nozzles are arranged on one side of the discharge pipe (10).

7. A PAM automatic dosing device according to claim 6, characterized in that: A transverse plate (9) is fixedly arranged between the right supporting legs, a hydraulic cylinder (11) is fixedly arranged on the top of the transverse plate (9), and an output rod of the hydraulic cylinder (11) is fixedly connected to a top plate (13).

8. A PAM automatic dosing device according to claim 7, characterized in that: The baffles (14) are fixedly arranged at equal intervals on the top of the top plate (13), and a sealing rubber ring is fixedly arranged inside the outer side wall of the top end of the baffles (14).

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