Pipeline dosing device

Abstract

The utility model belongs to the technical field of pipeline equipment, and provides a pipeline dosing device which comprises a dosing pipe body, the top of the dosing pipe body is fixedly connected with a first flange cover, a first flange is arranged above the first flange cover, the first flange cover is detachably connected with the first flange through a bolt, and the first flange cover is fixedly connected with the dosing pipe body. A treatment pipeline is arranged below the dosing pipe body, the treatment pipeline is communicated with a main valve, the bottom of the dosing pipe body and the top of the main valve are fixedly connected with second flanges, and the two second flanges are detachably connected through bolts. The detachable connection design of the dosing pipe body and the first flange cover is adopted, maintenance and cleaning are more convenient, meanwhile, due to the arrangement of the second flange, the stability of pipeline connection is enhanced, the risk of leakage is reduced, the dosing pipe body is provided with the water adding inlet and the dosing inlet, and the metering pump and the conveying pipe which are connected with the dosing inlet and the dosing inlet, and therefore the dosing effect is improved. The adding of the liquid medicine is quicker, and the medicine adding efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of pipeline equipment, and particularly relates to a pipeline medicine adding device. Background Art

[0002] In industrial production and water treatment processes, it is often necessary to add chemicals to the fluid in the pipeline to clean the scale in the pipe, because too many impurities will accumulate in the pipe joints, elbows, plate changers, etc., affecting its working efficiency.

[0003] Application No. 201510563582.9 discloses a dosing device for flushing and heating pipes, which includes a dosing device cover, an inner ring, a water inlet pipe, a sewage pipe, an outer cylinder, an inner cylinder, and a drainage pipe; the upper end of the outer cylinder is provided with a dosing device cover, the inner wall of the outer cylinder is provided with an inner ring, the inner ring forms an inner cylinder, and the outer wall of the outer cylinder is provided with a water inlet pipe; the bottom of the outer wall of the outer cylinder and the bottom of the water inlet pipe are provided with a sewage pipe; the drainage pipe is provided on the outer wall of the outer cylinder, and the axis of the drainage pipe is in the same plane as the axis of the outer cylinder and the axis of the drainage pipe. However, for paste-like liquid medicine, because the liquid medicine is viscous, this will cause the liquid medicine to diffuse slowly and cannot be quickly mixed with water. In this way, the liquid medicine will appear in a paste form and fall into the treatment pipeline and cannot diffuse, which will affect the descaling effect.

[0004] Therefore, it is necessary to design a pipeline dosing device to solve the above technical problems. Summary of the invention

[0005] In order to solve the above technical problems, the utility model proposes a pipeline dosing device, which adopts a detachable connection design between the dosing pipe body and the first flange cover, making maintenance and cleaning more convenient. At the same time, through the arrangement of the second flange, the stability of the pipeline connection is enhanced and the risk of leakage is reduced. The water inlet and the dosing inlet arranged on the dosing pipe body, as well as the metering pump and the delivery pipe connected thereto, make the addition of liquid medicine faster and improve the dosing efficiency.

[0006] The technical solution of the utility model is:

[0007] A pipeline dosing device comprises a dosing tube body, a first flange cover is fixedly connected to the top of the dosing tube body, a first flange is arranged above the first flange cover, the first flange cover and the first flange are detachably connected by bolts, a processing pipeline is arranged below the dosing tube body, the processing pipeline is connected to a main valve, a second flange is fixedly connected to the bottom of the dosing tube body and the top of the main valve, and two second flanges are detachably connected by bolts;

[0008] The outer wall of the dosing tube body is connected with a water inlet and a dosing inlet, and the dosing inlet is connected with a dosing unit;

[0009] The first flange cover is provided with a stirring portion, and the stirring portion extends into the drug adding tube body.

[0010] Preferably, the angles between the axis of the dosing tube body and the axis of the water inlet and the axis of the dosing inlet are 45°-50°, the water inlet is connected to a first valve, and the dosing inlet is connected to a second valve.

[0011] Preferably, the dosing unit includes a metering pump and a delivery pipe, the metering pump is provided with an inlet and an outlet, the outlet of the metering pump is connected to one end of the delivery pipe, the other end of the delivery pipe is connected to the second valve, and the inlet of the metering pump is connected to a medicine barrel for storing medicine.

[0012] Preferably, a support base is fixedly connected to the bottom of the metering pump, and the support base is provided with two threaded holes arranged at equal intervals;

[0013] The outer wall of the dosing tube body is fixedly connected to two support plates arranged at equal intervals, the two support plates are detachably connected to the threaded holes by bolts, and the second valve is located between the two support plates.

[0014] Preferably, the stirring portion comprises a cam rotating arm rotatably connected to the bottom of the first flange cover, one end of the cam rotating arm is fixedly connected to the first stirring rod, and the other end of the cam rotating arm is fixedly connected to the second stirring rod;

[0015] The first stirring rod is provided with a plurality of first stirring blades arranged at equal intervals, and the first stirring blades are arranged along the length direction of the first stirring rod. The second stirring rod is provided with a plurality of second stirring blades arranged at equal intervals, and the second stirring blades are arranged along the length direction of the second stirring rod.

[0016] Preferably, a motor is fixedly connected to the top of the first flange cover, and an output shaft of the motor passes through the first flange cover and is coaxially fixedly connected to the first stirring rod, and the output shaft of the motor is rotatably connected to the first flange cover.

[0017] Compared with the prior art, the utility model has the following advantages and effects:

[0018] (1) The detachable connection design between the dosing tube body and the first flange cover makes maintenance and cleaning more convenient. At the same time, the second flange is set to enhance the stability of the pipeline connection and reduce the risk of leakage. The water inlet and the dosing inlet set on the dosing tube body, as well as the metering pump and delivery pipe connected thereto, make the addition of liquid medicine faster and improve the dosing efficiency. The metering pump can achieve precise control of the liquid medicine, avoid overdosage or underdosage, and ensure the accuracy and stability of the dosing process. The stirring part is set to effectively enhance the mixing effect of the liquid medicine and the water flow, and improve the treatment efficiency.

[0019] (2) The design of the support seat and support plate enhances the stability of the entire device, optimizes space utilization, makes the device more compact, and enhances the stability of the metering pump, preventing shaking and displacement during the dosing process, ensuring the safety and stability of the operation;

[0020] (3) The stirring part includes a cam rotating arm, a first stirring rod and a second stirring rod, and a first stirring blade and a second stirring blade, so as to achieve full mixing of the drug solution and water, improve the diffusion effect and diffusion rate of the drug solution, and thus improve the practicality of the device.

[0021] (4) The design of the angle between the axis of the dosing tube body and the water inlet and the dosing inlet helps to optimize the flow path of the fluid, reduce turbulence, and thus improve the mixing efficiency of the drug solution and water. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the utility model;

[0023] Figure 2 for Figure 1 A local enlarged schematic diagram;

[0024] Figure 3 for Figure 1 B is a partial enlarged schematic diagram;

[0025] Figure 4 It is a schematic diagram of the internal structure of the dosing tube body of the utility model.

[0026] Figure numerals: 1, dosing tube body; 10, first flange cover; 11, first flange; 110, second flange; 2, processing pipeline; 20, main valve; 3, water inlet; 30, dosing inlet; 4, first valve; 40, second valve; 5, metering pump; 51, delivery pipe; 500, inlet; 50, outlet; 510, support seat; 100, support plate; 6, cam rotating arm; 61, first stirring rod; 610, first stirring blade; 62, second stirring rod; 620, second stirring blade; 7, motor. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the present invention, the present invention is now further described in conjunction with specific implementation methods.

[0028] Embodiment 1:

[0029] like Figure 1~Figure 4 As shown, the utility model provides a pipeline dosing device, including a dosing tube body 1, a first flange cover 10 is fixedly connected to the top of the dosing tube body 1, a first flange 11 is arranged above the first flange cover 10, the first flange cover 10 and the first flange 11 are detachably connected by bolts, a processing pipeline 2 is arranged below the dosing tube body 1, the processing pipeline 2 is connected to a main valve 20, the bottom of the dosing tube body 1 and the top of the main valve 20 are both fixedly connected to a second flange 110, and the two second flanges 110 are detachably connected by bolts;

[0030] The outer wall of the dosing tube body 1 is connected with a water inlet 3 and a dosing inlet 30, and the dosing inlet 30 is connected with a dosing unit;

[0031] The first flange cover 10 is provided with a stirring part, which extends into the dosing tube body 1. The detachable connection between the dosing tube body 1 and the first flange cover 10 makes maintenance and cleaning more convenient. The setting of the second flange 110 enhances the stability during connection and reduces the risk of leakage. The water inlet 3 and the dosing inlet 30 make the addition of liquid medicine faster and improve the dosing efficiency. The setting of the stirring part effectively enhances the mixing effect of liquid medicine and water flow and improves the treatment efficiency.

[0032] The angle between the axis of the dosing tube body 1 and the axis of the water inlet 3 and the axis of the dosing inlet 30 is 45° to 50°. The water inlet 3 is connected to the first valve 4, and the dosing inlet 30 is connected to the second valve 40. The flow path of the fluid is optimized and turbulence is reduced, thereby improving the mixing efficiency of the liquid medicine and water. The first valve 4 and the second valve 40 are arranged to facilitate the control and regulation of the flow of water and liquid medicine.

[0033] The dosing unit includes a metering pump 5 and a delivery pipe 51. The metering pump 5 is provided with an inlet 500 and an outlet 50. The outlet 50 of the metering pump 5 is connected to one end of the delivery pipe 51, and the other end of the delivery pipe 51 is connected to the second valve 40. The inlet 500 of the metering pump 5 is connected to a medicine barrel for storing medicine. The design of the metering pump 5 and the delivery pipe 51 realizes the accurate metering and delivery of the liquid medicine. The inlet 500 of the metering pump 5 is connected to a medicine barrel for storing medicine, and the outlet 50 is connected to the delivery pipe 51. The second valve 40 controls the flow of the liquid medicine into the dosing pipe body 1, thereby ensuring the accuracy and efficiency of the addition of the liquid medicine.

[0034] A support base 510 is fixedly connected to the bottom of the metering pump 5, and the support base 510 is provided with two threaded holes arranged at equal intervals;

[0035] The outer wall of the dosing tube body 1 is fixedly connected with two support plates 100 arranged at equal intervals, and the two support plates 100 are detachably connected to the threaded holes by bolts, and the second valve 40 is located between the two support plates 100. The design of the support seat 510 and the support plate 100 enhances the stability of the entire device, optimizes space utilization, and makes the device more compact. The setting of the support plate 100 enhances the stability of the metering pump 5, prevents shaking and displacement during the dosing process, and ensures the safety and stability of the operation.

[0036] The stirring part comprises a cam rotating arm 6 rotatably connected to the bottom of the first flange cover 10, one end of the cam rotating arm 6 is fixedly connected to a first stirring rod 61, and the other end of the cam rotating arm 6 is fixedly connected to a second stirring rod 62;

[0037] The first stirring rod 61 is provided with a plurality of first stirring blades 610 arranged at equal intervals, and the first stirring blades 610 are arranged along the length direction of the first stirring rod 61. The second stirring rod 62 is provided with a plurality of second stirring blades 620 arranged at equal intervals, and the second stirring blades 620 are arranged along the length direction of the second stirring rod 62. The arrangement of the stirring part, including the cam rotating arm 6, the first stirring rod 61 and the second stirring rod 62, and the first stirring blades 610 and the second stirring blades 620, achieves full mixing of the liquid medicine and water, improves the diffusion effect and diffusion rate of the liquid medicine, and thus improves the practicability of the device.

[0038] The top of the first flange cover 10 is fixedly connected with a motor 7, and the output shaft of the motor 7 penetrates the first flange cover 10 and is coaxially fixedly connected with the first stirring rod 61, and the output shaft of the motor 7 is rotatably connected with the first flange cover 10. The arrangement of the motor 7 and the coaxial fixed connection with the first stirring rod 61 ensure the effective driving of the stirring part. The rotatable connection between the output shaft of the motor 7 and the first flange cover 10 makes the stirring process smoother, further improving the mixing effect of the liquid medicine and water.

[0039] Working principle:

[0040] To add medicine, first, water and the medicine liquid to be added are introduced through the water inlet 3 and the medicine inlet 30 respectively. Water flows into the medicine adding pipe body 1 by opening the first valve 4, and the medicine liquid enters the metering pump 5 through the inlet 500 of the metering pump 5;

[0041] Metering and delivery of liquid medicine: the metering pump 5 controls the flow rate of the liquid medicine according to preset parameters. The liquid medicine is delivered from the outlet 50 of the metering pump 5 through the delivery pipe 51. The second valve 4 is opened to allow the liquid medicine to flow into the inside of the dosing tube body 1.

[0042] Mixing and stirring: inside the dosing tube 1, the liquid medicine and the water flow are fully mixed through the stirring part, which is driven by the motor 7, and the cam rotating arm 6 drives the first stirring rod 61 and the second stirring rod 62 to rotate, thereby uniformly mixing the paste liquid medicine and the water, improving the diffusion effect and diffusion rate of the liquid medicine, and improving the practicality of the device;

[0043] The rotation of the first stirring blade 610 and the second stirring blade 620 further improves the stirring effect of the device and further improves the diffusion effect and diffusion rate of the liquid medicine;

[0044] The liquid medicine is delivered, and the mixed fluid is delivered to the processing pipeline 2 by opening the main valve 20 to complete the dosing process.

[0045] The above are only preferred embodiments of the present invention, and are not intended to limit the patent scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should still fall within the scope of the present invention.

Claims

1. A pipeline dosing device, characterized in that: The invention comprises a dosing tube body (1), wherein a first flange cover (10) is fixedly connected to the top of the dosing tube body (1), a first flange (11) is arranged above the first flange cover (10), the first flange cover (10) and the first flange (11) are detachably connected by bolts, a processing pipeline (2) is arranged below the dosing tube body (1), the processing pipeline (2) is connected to a main valve (20), the bottom of the dosing tube body (1) and the top of the main valve (20) are both fixedly connected to a second flange (110), and the two second flanges (110) are detachably connected by bolts; The outer wall of the drug adding tube body (1) is connected to a water adding inlet (3) and a drug adding inlet (30), and the drug adding inlet (30) is connected to a drug adding unit; The first flange cover (10) is provided with a stirring portion, and the stirring portion extends into the drug adding tube body (1).

2. A pipeline dosing device according to claim 1, characterized in that: The angle between the axis of the dosing tube body (1) and the axis of the water inlet (3) and the axis of the dosing inlet (30) is 45° to 50°; the water inlet (3) is connected to a first valve (4), and the dosing inlet (30) is connected to a second valve (40).

3. A pipeline dosing device according to claim 2, characterized in that: The dosing unit comprises a metering pump (5) and a delivery pipe (51); the metering pump (5) is provided with an inlet (500) and an outlet (50); the outlet (50) of the metering pump (5) is connected to one end of the delivery pipe (51); the other end of the delivery pipe (51) is connected to the second valve (40); and the inlet (500) of the metering pump (5) is connected to a medicine barrel for storing medicine.

4. A pipeline dosing device according to claim 3, characterized in that: A support seat (510) is fixedly connected to the bottom of the metering pump (5), and the support seat (510) is provided with two threaded holes arranged at equal intervals; The outer wall of the dosing tube body (1) is fixedly connected to two support plates (100) arranged at equal intervals, the two support plates (100) are detachably connected to the threaded holes via bolts, and the second valve (40) is located between the two support plates (100).

5. A pipeline dosing device according to claim 1, characterized in that: The stirring portion comprises a cam rotating arm (6) rotatably connected to the bottom of the first flange cover (10), one end of the cam rotating arm (6) being fixedly connected to a first stirring rod (61), and the other end of the cam rotating arm (6) being fixedly connected to a second stirring rod (62); The first stirring rod (61) is provided with a plurality of first stirring blades (610) arranged at equal intervals, and the first stirring blades (610) are arranged along the length direction of the first stirring rod (61); the second stirring rod (62) is provided with a plurality of second stirring blades (620) arranged at equal intervals, and the second stirring blades (620) are arranged along the length direction of the second stirring rod (62).

6. A pipeline dosing device according to claim 5, characterized in that: A motor (7) is fixedly connected to the top of the first flange cover (10); an output shaft of the motor (7) passes through the first flange cover (10) and is coaxially fixedly connected to the first stirring rod (61); and the output shaft of the motor (7) is rotatably connected to the first flange cover (10).

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