Mixing device for preparing water-based insulating paint

Abstract

The utility model discloses a mixing device for preparing water-based insulating paint, which comprises a mixing cylinder, a feeding mechanism is communicated with one side of the top of the mixing cylinder, a preparation mechanism is arranged in the mixing cylinder, a lifting cylinder is arranged on one side, close to the feeding mechanism, of the mixing cylinder, and the upper end of one side of the lifting cylinder is communicated with the feeding mechanism. The lower end of one side of the lifting barrel is communicated with a feed hopper, a lifting screw is arranged in the lifting barrel, the top of the lifting screw is connected with a feeding mechanism through a transmission mechanism, a water inlet pipe is arranged at the top of the inner side of the mixing barrel, a spray head is arranged on the water inlet pipe, the water inlet pipe is connected with a water inlet mechanism, and a discharge outlet is formed in the middle of the bottom of the mixing barrel. By arranging a series of structures, the mixing barrel is small in emission residue, lifting type closed feeding is achieved, feeding preparation is convenient, flying dust pollution is avoided, feeding crushing home returning and screening are beneficial to rapid and uniform mixing, waste gas adsorption and purification treatment is achieved, and air pollution caused by prepared waste gas is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of insulating varnish preparation, in particular to a mixing device for preparing water-based insulating varnish. Background Art

[0002] Water-based insulating varnish is a coating with excellent electrical insulation. It has good electrochemical, thermal, mechanical and chemical properties, mostly varnish, but also colored paint. Insulating varnish is a special varnish among varnishes. Insulating varnish is an important insulating material based on high molecular polymers that can be cured into an insulating film or an insulating whole under certain conditions. Insulating varnish is composed of base material, flame retardant, curing agent, pigment, filler, and solvent. Its composition, usage classification, grade classification, requirements, development trend, etc. are introduced in detail. Water-based insulating varnish is mixed by stirring during production.

[0003] At present, during the use of stirring equipment, although stirring makes the preparation and mixing fast, the water-based insulating paint is easy to be retained on the inner wall of the stirring container when discharged, resulting in time-consuming discharge and residue. The preparation and stirring are fed through an open feeding port on the stirring container, and the powder is easy to generate feeding dust pollution, waste gas overflow pollution from the feeding port, and the waste gas generated by the preparation of the water-based insulating paint is directly discharged into the air, resulting in high pollution in the preparation of the water-based insulating paint. Utility Model Content

[0004] The utility model aims to provide a mixing device for preparing water-based insulating varnish to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mixing device for preparing water-based insulating paint, comprising a mixing cylinder, a feeding mechanism is connected to one side of the top of the mixing cylinder, a preparation mechanism is arranged inside the mixing cylinder, a lifting cylinder is arranged on the side of the mixing cylinder close to the feeding mechanism, the upper end of one side of the lifting cylinder is connected to the feeding mechanism, a feeding hopper is connected to the lower end of one side of the lifting cylinder, a lifting screw is arranged inside the lifting cylinder, the top of the lifting screw is connected to the feeding mechanism through a transmission mechanism, a water inlet pipe is arranged on the top of the inner side of the mixing cylinder, a nozzle is arranged on the water inlet pipe, the water inlet pipe is connected to the water inlet mechanism, a discharge port is arranged in the middle of the bottom of the mixing cylinder, and a discharge valve is arranged on the discharge port.

[0006] Preferably, the preparation mechanism includes a preparation rod, a No. 1 motor and blades. A preparation rod is provided inside the mixing cylinder. The top of the preparation rod is connected to the output end of the No. 1 motor at the top of the mixing cylinder through a coupling. A plurality of blades are provided on the preparation rod, and a scraping mechanism is provided on one side of the preparation rod.

[0007] Preferably, the scraping mechanism comprises a connecting rod and a scraper, one side of the preparation rod is provided with a scraper through the connecting rod, and the side of the scraper away from the connecting rod is arranged in contact with the inner wall of the mixing cylinder.

[0008] Preferably, the water inlet mechanism includes a water tank, a connecting pipe, a water pump and a flow meter. A water tank is provided on one side of the mixing cylinder. The lower end of one side of the water tank is connected to the input end of the water pump through a connecting pipe. The output end of the water pump is connected to the water inlet pipe through a connecting pipe. A flow meter is provided on the connecting pipe between the water pump and the water inlet pipe.

[0009] Preferably, a water inlet is provided at the top of one side of the water tank, a filter plate is provided at the upper end inside the water tank, an exhaust pipe is provided at the upper end of the mixing cylinder close to the water tank, and the end of the exhaust pipe away from the mixing cylinder passes through the filter plate and is provided at the lower end inside the water tank.

[0010] Preferably, the water inlet pipe is arranged in a circular ring structure, the nozzle on the outer ring of the lower end of the water inlet pipe is arranged obliquely toward the inner wall of the mixing cylinder, and the nozzle on the inner ring of the lower end of the water inlet pipe is arranged obliquely toward the blades.

[0011] Preferably, the feeding mechanism includes a feeding box, a connecting port, a screen, a crushing rod, crushing knives and a brush head. A feeding box is provided at the top of the mixing cylinder near the lifting cylinder side. The bottom of the feeding box is connected with the mixing cylinder through the feeding port. The upper end of one side of the feeding box is connected with the upper end of one side of the lifting cylinder through the connecting port. A screen is provided at the lower end of the feeding box. A crushing rod is provided inside the feeding box above the screen. The top of the crushing rod is connected to the transmission mechanism. A plurality of crushing knives are provided on the crushing rod. A brush head is provided at the bottom of the crushing rod.

[0012] Preferably, the transmission mechanism includes a No. 1 bevel gear set, a No. 2 motor and a No. 2 bevel gear set. The top of the lifting screw passes through the lifting cylinder and is connected to the No. 1 bevel gear set. One side of the No. 1 bevel gear set is connected to the output end of the No. 2 motor through a coupling. The top of the breaking rod passes through the feeding box and is connected to the No. 2 bevel gear set. One side of the No. 2 bevel gear set is connected to one side of the No. 1 bevel gear set through a linkage rod.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The mixing device for preparing water-based insulating varnish is used for stirring and mixing the water-based insulating varnish through the preparation rod and blades arranged inside the mixing cylinder. Combined with the scraper arranged on the preparation rod, the discharge residue of the mixing cylinder is small. The lifting screw arranged in the lifting cylinder cooperates with the feeding box on the mixing cylinder to realize lifting closed feeding, which is convenient for preparation and feeding and avoids dust pollution.

[0015] 2. The mixing device for preparing water-based insulating paint realizes the functions of mixing, feeding, crushing and screening of water-based insulating paint through the screen, crushing rod and crushing knife arranged in the feeding box, which is conducive to fast and uniform mixing, smooth screening and feeding, and the lifting and crushing are jointly driven, with good energy saving.

[0016] 3. The mixing device for preparing water-based insulating paint is equipped with a water inlet pipe of a circular structure in the mixing cylinder, which cooperates with a nozzle, a connecting pipe, a water pump and a water tank. It is convenient for water inlet and flushing and cleaning of the mixing cylinder. The water tank cooperates with the exhaust pipe and the filter plate arranged in the water tank to realize the adsorption and purification of the waste gas stirred and mixed during the preparation of water-based insulating paint, thereby avoiding air pollution caused by the prepared waste gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the structure of the rod prepared in the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the water inlet pipe in the utility model;

[0020] Figure 4 For this utility model Figure 1 Schematic diagram of the structure at A in the middle.

[0021] In the figure: 1. mixing cylinder; 2. feeding mechanism; 21. feeding box; 22. connecting port; 23. screen; 24. crushing rod; 25. crushing knife; 26. brush head; 3. preparation mechanism; 31. preparation rod; 32. No. 1 motor; 33. blade; 34. connecting rod; 35. scraper; 4. water inlet pipe; 41. nozzle; 5. lifting cylinder; 51. lifting screw; 52. No. 1 bevel gear set; 53. No. 2 motor; 54. No. 2 bevel gear set; 6. water tank; 61. connecting pipe; 62. water pump; 63. flow meter; 64. exhaust pipe; 65. filter plate; 7. discharge port. DETAILED DESCRIPTION

[0022] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention:

[0023] Example 1

[0024] like Figures 1 to 4As shown, the mixing device for preparing water-based insulating paint in this embodiment includes a mixing cylinder 1, a feeding mechanism 2 is connected to one side of the top of the mixing cylinder 1, a preparation mechanism 3 is arranged inside the mixing cylinder 1, a lifting cylinder 5 is arranged on one side of the mixing cylinder 1 close to the feeding mechanism 2, the upper end of one side of the lifting cylinder 5 is connected to the feeding mechanism 2, the lower end of one side of the lifting cylinder 5 is connected to a feeding hopper, a lifting screw 51 is arranged inside the lifting cylinder 5, the top of the lifting screw 51 is connected to the feeding mechanism 2 through a transmission mechanism, a water inlet pipe 4 is arranged on the top of the inner side of the mixing cylinder 1, a nozzle 41 is arranged on the water inlet pipe 4, and the water inlet pipe 4 is connected to the water inlet mechanism, a discharge port 7 is arranged in the middle of the bottom of the mixing cylinder 1, and a discharge valve is arranged on the discharge port 7, the water-based insulating paint is stirred and mixed, the mixing cylinder 1 discharges small residues, the lifting closed feeding is realized, the preparation and feeding are convenient and dust pollution is avoided, the functions of mixing and feeding crushing and screening of water-based insulating paint preparation are realized, which is conducive to rapid and uniform mixing.

[0025] Specifically, the preparation mechanism 3 includes a preparation rod 31, a No. 1 motor 32 and blades 33. The preparation rod 31 is provided inside the mixing cylinder 1. The top of the preparation rod 31 is connected to the output end of the No. 1 motor 32 at the top of the mixing cylinder 1 through a coupling. A plurality of blades 33 are provided on the preparation rod 31. A scraping mechanism is provided on one side of the preparation rod 31. The No. 1 motor 32 drives the preparation rod 31 to rotate inside the mixing cylinder 1. The blades 33 on the preparation rod 31 stir the mixing cylinder 1 for preparing and stirring water-based insulating paint.

[0026] Furthermore, the scraping mechanism includes a connecting rod 34 and a scraper 35. A scraper 35 is provided on one side of the preparation rod 31 through the connecting rod 34. The scraper 35 is arranged in contact with the inner wall of the mixing cylinder 1 on the side away from the connecting rod 34. The scraper 35 scrapes the inner wall of the mixing cylinder 1.

[0027] Furthermore, the water inlet mechanism includes a water tank 6, a connecting pipe 61, a water pump 62 and a flow meter 63. A water tank 6 is provided on one side of the mixing cylinder 1. The lower end of one side of the water tank 6 is connected to the input end of the water pump 62 through the connecting pipe 61, and the output end of the water pump 62 is connected to the water inlet pipe 4 through the connecting pipe 61. A flow meter 63 is provided on the connecting pipe 61 between the water pump 62 and the water inlet pipe 4. Under the action of the water pump 62, the water in the water tank 6 is transported to the water inlet pipe 4 by the connecting pipe 61, and is added to the inside of the mixing cylinder 1 through the nozzle 41 on the water inlet pipe 4. The flow meter 63 measures the water intake.

[0028] Furthermore, a water inlet is provided at the top of one side of the water tank 6, a filter plate 65 is provided at the upper end inside the water tank 6, an exhaust pipe 64 is provided at the upper end of the mixing cylinder 1 close to the water tank 6, and one end of the exhaust pipe 64 away from the mixing cylinder 1 passes through the filter plate 65 and is provided at the lower end inside the water tank 6. An exhaust valve is provided on the exhaust pipe 64. When the exhaust valve is opened, during the preparation process, the exhaust gas generated in the mixing cylinder 1 is introduced into the water in the water tank 6 through the exhaust pipe 64. The water adsorbs and purifies the exhaust gas, and then is filtered and purified by the filter plate 65 and discharged from the water tank 6 through the water inlet.

[0029] Furthermore, the water inlet pipe 4 is arranged in a circular ring structure, and is staggered between the water inlet pipe 4 and the feeding port. The nozzle 41 on the outer circle of the lower end of the water inlet pipe 4 is inclined toward the inner wall of the mixing cylinder 1, and the nozzle 41 can spray water to flush the inside of the mixing cylinder 1. The nozzle 41 on the inner circle of the lower end of the water inlet pipe 4 is inclined toward the blades 33, and the nozzle 41 can spray water to flush the blades 33, thereby facilitating the flushing and cleaning of the mixing cylinder 1.

[0030] Furthermore, the feeding mechanism 2 includes a feeding box 21, a connecting port 22, a screen 23, a crushing rod 24, a crushing knife 25 and a brush head 26. The feeding box 21 is provided at the top of the mixing cylinder 1 near the lifting cylinder 5. The bottom of the feeding box 21 is connected to the mixing cylinder 1 through the feeding port. The upper end of one side of the feeding box 21 is connected to the upper end of one side of the lifting cylinder 5 through the connecting port 22. The lower end of the inside of the feeding box 21 is provided with a screen 23. The inside of the feeding box 21 above the screen 23 is provided with a screen 23. A crushing rod 24 is provided, the top of which is connected to a transmission mechanism, a plurality of crushing knives 25 are provided on the crushing rod 24, a brush head 26 is provided at the bottom of the crushing rod 24, the transmission mechanism drives the crushing rod 24 to rotate, the rotation of the crushing rod 24 drives the crushing knives 25 and the brush head 26 to rotate in the feeding box 21, the crushing knives 25 crush the materials in the feeding box 21, the brush head 26 clears the screen 23, and the materials are screened by the screen 23 and enter the interior of the mixing cylinder 1 through the feeding port.

[0031] The method of use of this embodiment is as follows: the material to be prepared is added to the interior of the lifting cylinder 5 from the feed hopper, and the transmission mechanism drives the lifting screw 51 and the crushing rod 24 to rotate. Under the action of the lifting screw 51, the material enters the feeding box 21 above the screen 23 from the lifting cylinder 5 through the connecting port 22. The rotation of the crushing rod 24 drives the crushing knife 25 and the brush head 26 to rotate in the feeding box 21. The crushing knife 25 crushes the material in the feeding box 21, and the brush head 26 clears the screen 23. After the material is screened by the screen 23, it enters the interior of the mixing cylinder 1 through the feeding port, realizing the functions of mixing, feeding, crushing and screening of water-based insulating paint preparation, which is conducive to fast and uniform mixing, smooth screening and feeding, lifting closed feeding, convenient preparation and feeding, and avoids dust pollution. In the process of lifting and feeding, under the action of the water pump 62, the water in the water tank 6 is transported to the water inlet pipe 4 by the connecting pipe 61, and the water in the water tank 6 is transported to the water inlet pipe 4 through the inlet The nozzle 41 on the water pipe 4 is added to the inside of the mixing cylinder 1, and the flow meter 63 measures the water intake, which makes the water intake convenient. The No. 1 motor 32 drives the preparation rod 31 to rotate inside the mixing cylinder 1, and the blades 33 on the preparation rod 31 stir the mixing cylinder 1 for the preparation and stirring mixing of water-based insulating paint. During the preparation process, the exhaust gas generated in the mixing cylinder 1 is introduced into the water in the water tank 6 through the exhaust pipe 64, and the water adsorbs and purifies the exhaust gas, and then passes through the filter plate 65 for filtration and purification before being discharged from the water tank 6, so as to achieve the exhaust gas adsorption and purification treatment of the stirring and mixing of the water-based insulating paint, and avoid the preparation of the exhaust gas to pollute the air. After the preparation and mixing is completed, the discharge valve on the discharge port 7 is opened, and the water-based insulating paint is discharged from the discharge port 7. The preparation rod 31 is installed on the scraper 35 through the connecting rod 34 to scrape the inner wall of the mixing cylinder 1, so as to avoid the water-based insulating paint sticking to the inner wall of the mixing cylinder 1, causing difficulty in discharging and easy residue.

[0032] Example 2

[0033] The structure of the mixing device for preparing water-based insulating varnish in this embodiment is basically the same as that of the mixing device for preparing water-based insulating varnish in embodiment 1, except that the transmission mechanism includes a first bevel gear set 52, a second motor 53 and a second bevel gear set 54 (see Figures 1 to 4 The top of the lifting screw 51 passes through the lifting cylinder 5 and is connected to the first bevel gear set 52. One side of the first bevel gear set 52 is connected to the output end of the second motor 53 through a coupling. The top of the crushing rod 24 passes through the feeding box 21 and is connected to the second bevel gear set 54. One side of the second bevel gear set 54 is connected to one side of the first bevel gear set 52 through a linkage rod. The second motor 53 drives the first bevel gear set 52 to rotate. The first bevel gear set 52 rotates to drive the lifting screw 51 and the linkage rod to rotate. The linkage rod rotates to drive the second bevel gear set 54 to rotate. The second bevel gear set 54 rotates to drive the crushing rod 24 to rotate. The lifting and crushing are driven jointly, and the lifting and crushing are continuous, with good energy saving performance.

[0034] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A mixing device for preparing water-based insulating varnish, comprising a mixing cylinder (1), characterized in that: A feeding mechanism (2) is provided on one side of the top of the mixing cylinder (1), a preparation mechanism (3) is provided inside the mixing cylinder (1), a lifting cylinder (5) is provided on one side of the mixing cylinder (1) close to the feeding mechanism (2), the upper end of one side of the lifting cylinder (5) is connected to the feeding mechanism (2), the lower end of one side of the lifting cylinder (5) is connected to a feeding hopper, a lifting screw (51) is provided inside the lifting cylinder (5), the top of the lifting screw (51) is connected to the feeding mechanism (2) through a transmission mechanism, a water inlet pipe (4) is provided on the top of the inner side of the mixing cylinder (1), a nozzle (41) is provided on the water inlet pipe (4), and the water inlet pipe (4) is connected to the water inlet mechanism, a discharge port (7) is provided in the middle of the bottom of the mixing cylinder (1), and a discharge valve is provided on the discharge port (7).

2. A mixing device for preparing water-based insulating varnish according to claim 1, characterized in that: The preparation mechanism (3) comprises a preparation rod (31), a first motor (32) and blades (33); a preparation rod (31) is arranged inside the mixing cylinder (1); the top of the preparation rod (31) is connected to the output end of the first motor (32) at the top of the mixing cylinder (1) via a coupling; a plurality of blades (33) are arranged on the preparation rod (31); and a scraping mechanism is arranged on one side of the preparation rod (31).

3. A mixing device for preparing water-based insulating varnish according to claim 2, characterized in that: The scraping mechanism comprises a connecting rod (34) and a scraper (35); one side of the preparation rod (31) is provided with the scraper (35) via the connecting rod (34); the side of the scraper (35) away from the connecting rod (34) is arranged in contact with the inner wall of the mixing cylinder (1).

4. A mixing device for preparing water-based insulating varnish according to claim 1, characterized in that: The water inlet mechanism comprises a water tank (6), a connecting pipe (61), a water pump (62) and a flow meter (63); a water tank (6) is provided on one side of the mixing cylinder (1); a lower end of one side of the water tank (6) is connected to an input end of the water pump (62) via a connecting pipe (61); an output end of the water pump (62) is connected to a water inlet pipe (4) via a connecting pipe (61); and a flow meter (63) is provided on the connecting pipe (61) between the water pump (62) and the water inlet pipe (4).

5. A mixing device for preparing water-based insulating varnish according to claim 4, characterized in that: A water inlet is provided at the top of one side of the water tank (6), a filter plate (65) is provided at the upper end of the interior of the water tank (6), an exhaust pipe (64) is provided at the upper end of the mixing cylinder (1) close to the water tank (6), and an end of the exhaust pipe (64) away from the mixing cylinder (1) passes through the filter plate (65) and is provided at the lower end of the interior of the water tank (6).

6. A mixing device for preparing water-based insulating varnish according to claim 2, characterized in that: The water inlet pipe (4) is arranged in a circular ring structure, the nozzle (41) on the outer ring of the lower end of the water inlet pipe (4) is arranged obliquely toward the inner wall of the mixing cylinder (1), and the nozzle (41) on the inner ring of the lower end of the water inlet pipe (4) is arranged obliquely toward the blade (33).

7. A mixing device for preparing water-based insulating varnish according to claim 1, characterized in that: The feeding mechanism (2) comprises a feeding box (21), a connecting port (22), a screen (23), a crushing rod (24), a crushing knife (25) and a brush head (26); a feeding box (21) is provided at the top of the mixing cylinder (1) near the lifting cylinder (5); the bottom of the feeding box (21) is connected to the mixing cylinder (1) through the feeding port; the upper end of one side of the feeding box (21) is connected to the upper end of one side of the lifting cylinder (5) through the connecting port (22); a screen (23) is provided at the lower end of the feeding box (21); a crushing rod (24) is provided inside the feeding box (21) above the screen (23); the top of the crushing rod (24) is connected to the transmission mechanism; a plurality of crushing knives (25) are provided on the crushing rod (24); and a brush head (26) is provided at the bottom of the crushing rod (24).

8. A mixing device for preparing water-based insulating varnish according to claim 7, characterized in that: The transmission mechanism comprises a first bevel gear set (52), a second motor (53) and a second bevel gear set (54); the top of the lifting screw rod (51) passes through the lifting cylinder (5) and is connected to the first bevel gear set (52); one side of the first bevel gear set (52) is connected to the output end of the second motor (53) through a coupling; the top of the crushing rod (24) passes through the feeding box (21) and is connected to the second bevel gear set (54); one side of the second bevel gear set (54) is connected to one side of the first bevel gear set (52) through a linkage rod.

Images