Chemical cleaning agent adding device

Abstract

The utility model relates to the technical field of dosing devices, in particular to a chemical cleaning agent adding device, which can gradually add a chemical cleaning agent, mix the chemical cleaning agent with water, ensure the dissolving effect, improve the dissolving speed and improve the dosing efficiency. Comprising a mixing cylinder, a water inlet pipe is connected to the left end of the mixing cylinder, an output pipe is connected to the right end of the mixing cylinder, a partition plate is fixedly connected to the interior of the mixing cylinder, a plurality of communicating holes are formed in the partition plate, and the interior of the mixing cylinder is divided into an upper part and a lower part; the input end of the output pipe is communicated with a lower cavity of the mixing cylinder, the top of the mixing cylinder is connected with a chemical conveying pipe, a plurality of feeding holes are formed in the position, connected with the chemical conveying pipe, of the top end of the mixing cylinder, a feeding hopper is arranged on the upper portion of the chemical conveying pipe, a feeding assembly is installed in the chemical conveying pipe, and a mixing assembly is installed in the lower cavity of the mixing cylinder.

Description

Technical Field

[0001] The utility model relates to the technical field of dosing devices, in particular to a chemical cleaning agent dosing device. Background Art

[0002] After long-term use, boilers and steam pipes will produce some impurities such as scale, which will bring safety hazards to boiler operation. Therefore, it is necessary to clean the scale inside the boiler. Chemical cleaning methods are usually used to add chemical cleaning agents to the boiler cleaning system for cyclic cleaning to remove scale. A cleaning agent dosing device proposed by prior art publication number CN214275678U includes a connecting pipe, a feeding hopper, a feeding pipe and a feeding valve. The connecting pipe is connected to the pipeline, the feeding pipe connects the feeding hopper and the connecting pipe, the feeding pipe is vertically arranged and located above the circumferential side wall of the connecting pipe, and the feeding valve is connected to the feeding pipe. However, when the drug is added into the storage connecting pipe for dissolution, since the drug is added once, the dissolution rate with water is slow, the dosing efficiency is low, and the treatment effect is not obvious. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a chemical cleaning agent dosing device which can gradually add chemical cleaning agent to mix the chemical cleaning agent with water, ensure the dissolution effect, increase the dissolution speed and improve the dosing efficiency.

[0004] The utility model discloses a chemical cleaning agent dosing device, comprising a mixing barrel, wherein the left end of the mixing barrel is connected with a water inlet pipe, the right end of the mixing barrel is connected with an output pipe, a partition is fixedly connected inside the mixing barrel, a plurality of communicating holes are provided on the partition, and the inside of the mixing barrel is divided into an upper and a lower part, the input end of the water inlet pipe is communicated with the upper chamber of the mixing barrel, the input end of the output pipe is communicated with the lower chamber of the mixing barrel, the top of the mixing barrel is connected with a drug delivery pipe, a plurality of feeding holes are provided at the position where the top end of the mixing barrel is connected with the drug delivery pipe, the upper part of the drug delivery pipe is arranged as a feeding hopper, a dosing assembly is installed inside the drug delivery pipe, and a mixing assembly is installed in the lower chamber of the mixing barrel; the water inlet pipe is connected with the water injection pipe, and then the chemical cleaning agent is added into the drug delivery pipe, and the chemical cleaning agent is gradually added into the mixing barrel through the dosing assembly to mix the chemical cleaning agent with water, and the chemical cleaning agent and water are further mixed through the mixing assembly to ensure the dissolution effect, improve the dissolution speed, and improve the dosing efficiency, and the mixed medicine is output through the output pipe for use.

[0005] Preferably, the dosing assembly includes a rotating shaft, a turbine and a threaded conveying blade. The rotating shaft is rotatably installed in the middle of the mixing barrel, the upper part of the rotating shaft is rotatably installed in the middle of the drug delivery tube, the lower part of the rotating shaft is fixedly installed with a turbine, the turbine is located in the upper chamber, and the outer wall of the rotating shaft is fixedly installed with a threaded conveying blade, and the threaded conveying blade is in sealing contact with the inner wall of the drug delivery tube; the chemical cleaning agent is added to the drug delivery tube, the water inlet pipe is connected to the water injection pipe, and water is input into the upper chamber of the mixing barrel through the water inlet pipe. The water drives the turbine to rotate, and the turbine drives the rotating shaft to rotate, thereby driving the threaded conveying blade to rotate and transport the chemical cleaning agent downward, enter the interior of the mixing barrel through the feeding hole, and gradually add it to the mixing barrel to mix the chemical cleaning agent with water, thereby improving the dosing efficiency.

[0006] Preferably, the mixing assembly includes multiple stirring rods, the lower part of the rotating shaft rotates and extends into the lower chamber, and the multiple stirring rods are evenly and alternately installed on the lower outer wall of the rotating shaft; the chemical cleaning agent and water enter the lower chamber through the connecting hole, and the stirring rods are driven by the rotating shaft to further mix the chemical cleaning agent and water, thereby ensuring the dissolution effect and increasing the dissolution speed.

[0007] Preferably, a feeding pipe is provided on the top of the drug delivery tube, and a cover plate is installed on the feeding tube, and a plurality of fastening bolts are evenly screwed on the outer wall of the cover plate; chemical cleaning agent is added to the inside of the drug delivery tube through the feeding pipe, the cover plate is installed on the top of the drug delivery tube, and the cover plate is fixed by tightening the fastening bolts.

[0008] Preferably, a drive box is fixedly installed in the middle of the cover plate, the input end of the drive box is connected to a rotating handle, the output end of the drive box is installed with a drive shaft through the bottom end of the cover plate, the limit socket is rotatably installed on the top of the rotating shaft, and a limit socket matching the limit socket is provided at the bottom of the drive shaft. A plurality of scraper plates are axially and evenly installed on the outer wall of the limit socket, and the scraper plates are in sliding contact with the upper inner wall of the drug delivery tube; after the cover plate is installed on the feeding tube of the drug delivery tube, the drive shaft is driven to be inserted into the limit socket, and the rotating handle is rotated to drive the drive shaft to rotate through the drive box, so as to drive the scraper plate to rotate on the inner wall of the drug delivery tube, so as to clean the inner wall of the drug delivery tube and prevent chemical cleaning agents from adhering to the inner wall of the drug delivery tube.

[0009] Preferably, the outer ends of the water inlet pipe and the output pipe are fixedly connected with a connecting plate, a plurality of fixing holes are opened on the connecting plate, and a sealing ring is installed on the outer wall of the connecting plate; the connecting plate facilitates the connection of the water inlet pipe and the output pipe with the pipeline, and the sealing ring increases the sealing of the connection to avoid leakage.

[0010] Compared with the prior art, the utility model has the following beneficial effects: the water inlet pipe is connected with the water injection pipe, and then the chemical cleaning agent is added to the medicine delivery pipe, and is gradually added into the mixing barrel through the adding component to mix the chemical cleaning agent with water, and the chemical cleaning agent and water are further mixed through the mixing component to ensure the dissolution effect, increase the dissolution speed, and improve the dosing efficiency, and the mixed medicine is output through the output pipe for use. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the utility model;

[0012] Figure 2 It is a schematic diagram of the axonometric structure of the utility model;

[0013] Figure 3 It is a front structural schematic diagram of the utility model;

[0014] Figure 4 It is a front cross-sectional structural schematic diagram of the utility model;

[0015] Figure 5 It is a schematic diagram of the internal structure of the utility model;

[0016] Markings in the attached figure: 1. mixing cylinder; 2. water inlet pipe; 3. outlet pipe; 4. partition; 5. drug delivery tube; 6. rotating shaft; 7. turbine; 8. threaded conveying blade; 9. stirring rod; 10. scraper plate; 11. cover plate; 12. fastening bolt; 13. drive box; 14. rotating handle; 15. drive shaft; 16. limit socket; 17. connecting plate; 18. sealing ring. DETAILED DESCRIPTION

[0017] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0018] like Figures 1 to 5As shown, the left end of the mixing barrel 1 is connected to a water inlet pipe 2, the right end of the mixing barrel 1 is connected to an output pipe 3, the outer ends of the water inlet pipe 2 and the output pipe 3 are fixedly connected to a connecting plate 17, a plurality of fixing holes are provided on the connecting plate 17, a sealing ring 18 is installed on the outer wall of the connecting plate 17, the interior of the mixing barrel 1 is fixedly connected to a partition plate 4, a plurality of connecting holes are provided on the partition plate 4, and the interior of the mixing barrel 1 is divided into an upper and lower part, the input end of the water inlet pipe 2 is communicated with the upper chamber of the mixing barrel 1, the input end of the output pipe 3 is communicated with the lower chamber of the mixing barrel 1, the top of the mixing barrel 1 is connected to a drug delivery pipe 5, a plurality of feeding holes are provided at the position where the top end of the mixing barrel 1 is connected to the drug delivery pipe 5, the upper part of the drug delivery pipe 5 is set as a feeding hopper, the rotating shaft 6 is rotatably installed in the middle of the mixing barrel 1, the upper part of the rotating shaft 6 is rotatably installed in the middle of the drug delivery pipe 5, the lower part of the rotating shaft 6 is fixedly installed with a turbine 7, and the turbine 7 is located In the upper chamber, a threaded conveying blade 8 is fixedly installed on the outer wall of the rotating shaft 6, and the threaded conveying blade 8 is in sealing contact with the inner wall of the drug delivery tube 5. The lower part of the rotating shaft 6 rotates and extends into the lower chamber. A plurality of stirring rods 9 are evenly and alternately installed on the lower outer wall of the rotating shaft 6. A feeding pipe is arranged on the top of the drug delivery tube 5. A cover plate 11 is installed on the upper cover of the feeding pipe. A plurality of fastening bolts 12 are evenly screwed on the outer wall of the cover plate 11. A driving box 13 is fixedly installed in the middle of the cover plate 11. A rotating handle 14 is connected to the input end of the driving box 13. A driving shaft 15 is installed on the output end of the driving box 13 through the bottom end of the cover plate 11. A limit socket 16 is rotatably installed on the top of the rotating shaft 6. A limit socket matching the limit socket 16 is provided at the bottom of the driving shaft 15. A plurality of scraping plates 10 are evenly installed axially on the outer wall of the limit socket 16. The scraping plates 10 are in sliding contact with the upper inner wall of the drug delivery tube 5.

[0019] The water inlet pipe 2 and the outlet pipe 3 are conveniently connected to the pipeline through the connecting plate 17, and the sealing ring 18 is used to increase the sealing of the connection to avoid leakage. The chemical cleaning agent is added to the inside of the drug delivery tube 5 through the feeding tube, and the cover plate 11 is installed on the top of the drug delivery tube 5. The fastening bolts 12 are tightened to fix the cover plate 11. After the cover plate 11 is installed on the feeding tube of the drug delivery tube 5, the drive shaft 15 is driven to insert into the limit socket 16, and the rotating handle 14 is rotated to drive the drive shaft 15 to rotate through the driving box 13, and the scraper plate 10 is driven to rotate on the inner wall of the drug delivery tube 5 to clean the inner wall of the drug delivery tube 5 to avoid chemical cleaning. The chemical cleaning agent adheres to the inner wall of the drug delivery tube 5, and water is input into the upper chamber of the mixing barrel 1 through the water inlet pipe 2. The water drives the turbine 7 to rotate, and the turbine 7 drives the rotating shaft 6 to rotate, thereby driving the threaded conveying blades 8 to rotate to transport the chemical cleaning agent downward, and enters the inside of the mixing barrel 1 through the feeding hole. The chemical cleaning agent is gradually added to the mixing barrel 1 to mix the chemical cleaning agent with water to improve the dosing efficiency. The chemical cleaning agent and water enter the lower chamber through the connecting hole, and the stirring rod 9 is driven by the rotating shaft 6 to further mix the chemical cleaning agent and water to ensure the dissolution effect and improve the dissolution speed. The mixed agent is output through the output pipe 3 for use.

[0020] like Figures 1 to 5 As shown, a chemical cleaning agent dosing device of the utility model, when working, connects the water inlet pipe 2 and the output pipe 3 to the pipeline through the connecting plate 17, increases the sealing of the connection through the sealing ring 18, adds chemical cleaning agent to the inside of the drug delivery pipe 5 through the feeding pipe, covers the top of the drug delivery pipe 5, tightens the fastening bolts 12 to fix the cover plate 11, after the cover plate 11 is covered on the feeding pipe of the drug delivery pipe 5, drives the driving shaft 15 to be inserted into the limit socket 16, rotates the handle 14 to drive the driving shaft 15 to rotate through the driving box 13, drives the scraper plate 10 to The inner wall of the medicine delivery tube 5 is rotated to clean the inner wall of the medicine delivery tube 5. Water is input into the upper chamber of the mixing drum 1 through the water inlet pipe 2. The water drives the turbine 7 to rotate. The turbine 7 drives the rotating shaft 6 to rotate, thereby driving the threaded conveying blades 8 to rotate to transport the chemical cleaning agent downward, and enters the inside of the mixing drum 1 through the feeding hole. The chemical cleaning agent is gradually added to the mixing drum 1 to mix the chemical cleaning agent with water. The chemical cleaning agent and water enter the lower chamber through the connecting hole, and the stirring rod 9 is driven by the rotating shaft 6 to further mix the chemical cleaning agent and water. The mixed medicine is output through the output pipe 3 for use.

[0021] The driving box 13 of the chemical cleaning agent dosing device of the utility model is purchased on the market, and the technicians in the industry only need to install and operate it according to the accompanying instruction manual, without the need for the technicians in the field to make creative efforts.

[0022] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A chemical cleaning agent dosing device, characterized in that: The invention comprises a mixing cylinder (1), wherein the left end of the mixing cylinder (1) is connected to a water inlet pipe (2), the right end of the mixing cylinder (1) is connected to an output pipe (3), a partition (4) is fixedly connected to the interior of the mixing cylinder (1), a plurality of communication holes are provided on the partition (4), and the interior of the mixing cylinder (1) is divided into an upper and a lower part, the input end of the water inlet pipe (2) is connected to the upper chamber of the mixing cylinder (1), the input end of the output pipe (3) is connected to the lower chamber of the mixing cylinder (1), the top of the mixing cylinder (1) is connected to a drug delivery pipe (5), a plurality of feeding holes are provided at the position where the top end of the mixing cylinder (1) is connected to the drug delivery pipe (5), the upper part of the drug delivery pipe (5) is arranged as a feeding hopper, a dosing assembly is installed inside the drug delivery pipe (5), and a mixing assembly is installed in the lower chamber of the mixing cylinder (1).

2. A chemical cleaning agent dosing device as claimed in claim 1, characterized in that: The dosing assembly comprises a rotating shaft (6), a turbine (7) and a threaded conveying blade (8). The rotating shaft (6) is rotatably mounted in the middle of a mixing barrel (1). The upper part of the rotating shaft (6) is rotatably mounted in the middle of a drug delivery tube (5). The lower part of the rotating shaft (6) is fixedly mounted with a turbine (7). The turbine (7) is located in an upper chamber. The outer wall of the rotating shaft (6) is fixedly mounted with a threaded conveying blade (8). The threaded conveying blade (8) is in sealing contact with the inner wall of the drug delivery tube (5).

3. A chemical cleaning agent dosing device as claimed in claim 2, characterized in that: The mixing assembly comprises a plurality of stirring rods (9), the lower part of the rotating shaft (6) rotates and extends into the lower chamber, and the plurality of stirring rods (9) are evenly and alternately installed on the lower outer wall of the rotating shaft (6).

4. A chemical cleaning agent dosing device as claimed in claim 1, characterized in that: A feeding pipe is arranged on the top of the drug delivery tube (5), and a cover plate (11) is installed on the feeding pipe. A plurality of fastening bolts (12) are evenly screwed on the outer wall of the cover plate (11).

5. A chemical cleaning agent dosing device as claimed in claim 4, characterized in that: A driving box (13) is fixedly mounted in the middle of the cover plate (11); an input end of the driving box (13) is connected to a rotating handle (14); an output end of the driving box (13) passes through the bottom end of the cover plate (11) and is mounted with a driving shaft (15); a limit socket (16) is rotatably mounted on the top of the rotating shaft (6); a limit socket (16) is provided at the bottom of the driving shaft (15) and is matched with the limit socket (16); a plurality of scraping plates (10) are evenly mounted axially on the outer wall of the limit socket (16); and the scraping plates (10) are in sliding contact with the upper inner wall of the drug delivery tube (5).

6. A chemical cleaning agent dosing device as claimed in claim 1, characterized in that: The outer ends of the water inlet pipe (2) and the outlet pipe (3) are fixedly connected to a connecting plate (17), a plurality of fixing holes are provided on the connecting plate (17), and a sealing ring (18) is installed on the outer wall of the connecting plate (17).

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