Efficient mixed sodium hypochlorite production reaction kettle with automatic cleaning function

Abstract

The invention relates to the technical field of sodium hypochlorite production, and discloses an efficient mixed sodium hypochlorite production reaction kettle with an automatic cleaning function, the efficient mixed sodium hypochlorite production reaction kettle comprises a reaction kettle, a mixing mechanism and an auxiliary mechanism, the left side and the right side of the top of the reaction kettle are each fixedly provided with an inlet pipe, and one end of each inlet pipe penetrates through and extends into the reaction kettle; a fixed box is fixedly mounted at the top of the reaction kettle; the mixing mechanism comprises bearing seats fixedly mounted on the left side and the right side of the top of the inner cavity of the fixed box, and transmission rods are movably mounted at the bottoms of the bearing seats. According to the efficient mixed sodium hypochlorite production reaction kettle with the automatic cleaning function, sodium hypochlorite can be fully mixed through the mixing mechanism and the auxiliary mechanism, an arc-shaped stirring rod is lowered to be in contact with the bottom in the reaction kettle through a rotating rod, and then a servo motor is started; sodium hypochlorite attached to the inner wall and the bottom of the reaction kettle and the outer surface of the rotating rod can be brushed down through the cleaning brush, and the good cleaning effect is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of sodium hypochlorite production, in particular to a high-efficiency mixed sodium hypochlorite production reactor with an automatic cleaning function. Background Art

[0002] Reactors are widely used in petroleum, chemical industry, rubber, pesticides, dyes, medicine, and food. They are pressure vessels used to complete processes such as vulcanization, nitration, hydrogenation, hydrocarbonization, polymerization, and condensation, such as reactors, reaction pots, decomposition pots, polymerization kettles, etc. The materials are generally carbon manganese steel, stainless steel, zirconium, nickel-based alloys and other composite materials. In the production process of sodium hypochlorite, chlorine needs to be flushed into the sodium hydroxide solution inside the reactor. During the reaction, if the temperature is too high, hypochlorous acid will undergo a disproportionation reaction.

[0003] Chinese patent number CN109908853A discloses a sodium hypochlorite production reactor that is easy to cool, including a reactor body, a water-passing coil is fixedly arranged on the outside of the reactor body, two through holes are symmetrically opened on the upper end of the reactor body, and two stirring rods are rotatably connected in the through holes through ball bearings, a plurality of stirring blades are evenly fixedly connected to the rod wall of the stirring rod located in the reactor body, the upper end of the stirring rod extends out of the reactor body and is fixedly connected to a driven gear, a motor is fixedly connected to the upper end of the reactor body, and an output shaft at the upper end of the motor is fixedly connected to a driving gear meshing with two driven gears, and a shock absorbing box is arranged below the reactor body. The invention improves the stirring efficiency and can perform multiple buffering and shock absorbing on the reaction degree, but the stirring blades are fixedly arranged and cannot be moved up and down, so that the sodium hypochlorite in some positions cannot be stirred, the mixing effect is poor, and there is no cleaning structure, and the cleaning of the reactor is very troublesome, so a high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function is proposed to solve the above-mentioned problems. Summary of the invention

[0004] 1. Technical issues to be solved

[0005] In view of the deficiencies in the prior art, the present invention provides a high-efficiency mixed sodium hypochlorite production reactor with an automatic cleaning function, which solves the problems of poor mixing effect and troublesome cleaning of the reactor.

[0006] (II) Technical solution

[0007] To achieve the above object, the present invention provides the following technical solution: a high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function, comprising a reactor, a mixing mechanism and an auxiliary mechanism, wherein the left and right sides of the top of the reactor are fixedly installed with an inlet pipe having one end penetrating and extending into the interior of the reactor, and the top of the reactor is fixedly installed with a fixing box;

[0008] The mixing mechanism comprises bearing seats fixedly mounted on the left and right sides of the top of the inner cavity of the fixed box, a transmission rod is movably mounted on the bottom of the bearing seats, a servo motor is fixedly mounted in the middle of the top of the fixed box, a transmission gear 1 is fixedly mounted on the output shaft of the servo motor, a transmission gear 2 meshing with the transmission gear 1 is fixedly mounted on the outer surface of the connecting rod, a connecting rod with one end extending to the inside of the reactor is arranged at the bottom of the transmission rod, a rotating rod is fixedly mounted on the bottom of the connecting rod, and a straight stirring rod is fixedly mounted on the left side of the outer surface of the rotating rod;

[0009] The auxiliary mechanism includes a fixed rod fixedly installed on the top of the connecting rod, the fixed rod penetrates and extends to the inside of the transmission rod, a clamping block is fixedly installed on the top of the fixed rod, and limit blocks are fixedly installed around the outer surface of the clamping block, a cylinder is fixedly installed in the middle of the top of the reactor, and a movable plate is fixedly installed on the output shaft of the cylinder, annular sliding holes are opened around the opposite side of the connecting rod and the rotating rod, and pulleys with one end penetrating the movable plate and extending to the inside of the annular sliding hole are movably installed around the inside of the movable plate.

[0010] Preferably, the number of the transmission rods is two and they are symmetrically distributed, and the distance between the two transmission rods is equal to the distance between the sides close to the reactor.

[0011] Preferably, the number of the straight stirring rods is two groups, and the number of the straight stirring rods in each group is a plurality and they are equidistantly distributed on the left sides of the two rotating rods.

[0012] Preferably, an arc-shaped stirring rod is fixedly mounted on the bottom of the left side of the rotating rod, and a scraper is fixedly mounted on the side of the straight stirring rod away from the rotating rod.

[0013] Preferably, the curvature of the bottom of the arc-shaped stirring rod is the same as the curvature of the bottom of the inner cavity of the reactor, and a cleaning brush is fixedly provided on the bottom of the outer surface of the arc-shaped stirring rod and on the side of the scraper away from the straight stirring rod.

[0014] Preferably, a movable hole whose size matches that of the fixed rod is formed at the bottom of the transmission rod, and limiting holes whose size matches that of the limiting blocks are formed around the outer surface of the transmission rod.

[0015] Preferably, the movable plate is located between the connecting rod and the rotating rod, and the pulley is movably connected to the annular sliding hole.

[0016] Preferably, a discharge pipe having one end extending into the interior of the reactor is fixedly installed in the middle of the bottom of the reactor, and a solenoid valve is provided on the outer surface of the discharge pipe.

[0017] Preferably, support rods are fixedly installed around the bottom of the reactor, the number of the inlet pipes is two and they are symmetrically distributed, and the two inlet pipes are a feed pipe and an air inlet pipe respectively.

[0018] (III) Beneficial effects

[0019] Compared with the prior art, the present invention provides a high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function, which has the following beneficial effects:

[0020] The high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function has a mixing mechanism and an auxiliary mechanism, and a servo motor can drive the straight stirring rod to rotate in the opposite direction through the transmission gear 1 and the transmission gear 2, so that the sodium hypochlorite can be fully mixed, and the cylinder can drive the straight stirring rod to rise and fall, so that the mixing effect of the sodium hypochlorite is better. The arc stirring rod is lowered to contact with the bottom inside the reactor through the rotating rod, and then the servo motor is started, and the cleaning brush can brush off the sodium hypochlorite attached to the inner wall, the bottom and the outer surface of the rotating rod of the reactor, which has a good cleaning effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of a high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function proposed by the present invention;

[0022] Figure 2 A high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function proposed by the present invention Figure 1 A schematic diagram of the structure enlargement in the middle;

[0023] Figure 3 A high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function proposed by the present invention Figure 1 Enlarged schematic diagram of the structure at point B in the middle.

[0024] In the figure: 1 reactor, 2 inlet pipe, 3 fixed box, 4 bearing seat, 5 transmission rod, 6 servo motor, 7 transmission gear 1, 8 transmission gear 2, 9 connecting rod, 10 rotating rod, 11 straight stirring rod, 12 arc stirring rod, 13 scraper, 14 cleaning brush, 15 fixed rod, 16 block, 17 limit block, 18 cylinder, 19 movable plate, 20 annular slide hole, 21 pulley, 22 discharge pipe, 23 support rod. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] See also Figure 1-3A high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function includes a reactor 1, a mixing mechanism and an auxiliary mechanism. Inlet pipes 2 with one end penetrating and extending into the interior of the reactor 1 are fixedly installed on the left and right sides of the top of the reactor 1. The number of inlet pipes 2 is two and they are symmetrically distributed. The two inlet pipes 2 are a feed pipe and an air inlet pipe, respectively. A fixing box 3 is fixedly installed on the top of the reactor 1, and support rods 23 are fixedly installed around the bottom of the reactor 1.

[0027] The mixing mechanism includes a bearing seat 4 fixedly installed on the left and right sides of the top of the inner cavity of the fixed box 3, a transmission rod 5 is movably installed at the bottom of the bearing seat 4, the number of the transmission rods 5 is two and they are symmetrically distributed, the spacing between the two transmission rods 5 is equal to the distance between the sides close to the reactor 1, a servo motor 6 is fixedly installed in the middle of the top of the fixed box 3, the output shaft of the servo motor 6 is fixedly installed with a transmission gear 1 7, the outer surface of the connecting rod 9 is fixedly installed with a transmission gear 2 8 meshing with the transmission gear 1 7, a connecting rod 9 with one end extending to the inside of the reactor 1 is provided at the bottom of the transmission rod 5, a rotating rod 10 is fixedly installed at the bottom of the connecting rod 9, a straight stirring rod 11 is fixedly installed on the left side of the outer surface of the rotating rod 10, an arc-shaped stirring rod 12 is fixedly installed on the bottom of the left side of the rotating rod 10, and a scraper 13 is fixedly installed on the side of the straight stirring rod 11 away from the rotating rod 10.

[0028] The mixing mechanism in this embodiment can conveniently complete the mixing of sodium hypochlorite.

[0029] It should be noted that in this embodiment, there are two groups of straight stirring rods 11, and each group of straight stirring rods 11 has a plurality of straight stirring rods 11 and are evenly distributed on the left side of the two rotating rods 10, so that the two groups of straight stirring rods 11 will not collide with each other during the rotation of the two rotating rods 10.

[0030] In addition, the curvature of the bottom of the arc-shaped stirring rod 12 is the same as the curvature of the bottom of the inner cavity of the reactor 1. A cleaning brush 14 is fixedly provided on the bottom of the outer surface of the arc-shaped stirring rod 12 and on the side of the scraper 13 away from the straight stirring rod 11, which facilitates the cleaning of the inside of the reactor 1.

[0031] The auxiliary mechanism includes a fixed rod 15 fixedly installed on the top of the connecting rod 9, a movable hole matched with the size of the fixed rod 15 is opened at the bottom of the transmission rod 5, the fixed rod 15 penetrates and extends to the inside of the transmission rod 5, a clamping block 16 is fixedly installed on the top of the fixed rod 15, and limit blocks 17 are fixedly installed around the outer surface of the clamping block 16, a cylinder 18 is fixedly installed in the middle of the top of the reactor 1, and a movable plate 19 is fixedly installed on the output shaft of the cylinder 18, and the movable plate 19 is located between the connecting rod 9 and the rotating rod 10, and annular sliding holes 20 are opened around the opposite side of the connecting rod 9 and the rotating rod 10, and a pulley 21 with one end penetrating the movable plate 19 and extending to the inside of the annular sliding hole 20 is movably installed around the inside of the movable plate 19, and the pulley 21 is movably connected to the annular sliding hole 20, and will not affect the normal rotation of the connecting rod 9 and the rotating rod 10 when adjusting the height.

[0032] The auxiliary mechanism in this embodiment can make the mixing efficiency of the mixing mechanism higher and the effect better, and at the same time facilitate the cleaning of the interior of the reactor 1.

[0033] It should be noted that in this embodiment, the outer surface of the transmission rod 5 is surrounded by limiting holes that are matched with the size of the limiting blocks 17 , so that the connecting rod 9 can rotate with the transmission rod 5 via the fixing rod 15 .

[0034] In addition, a discharge pipe 22 with one end extending into the interior of the reactor 1 is fixedly installed in the middle of the bottom of the reactor 1, and a solenoid valve is provided on the outer surface of the discharge pipe 22 to facilitate the discharge.

[0035] Compared with the prior art: through the mixing mechanism and the auxiliary mechanism, the servo motor 6 can drive the straight stirring rod 11 to rotate in the opposite direction through the transmission gear 1 7 and the transmission gear 2 8, so that the sodium hypochlorite can be fully mixed, and the cylinder 18 can drive the straight stirring rod 11 to rise and fall, so that the mixing effect of the sodium hypochlorite is better, and the arc stirring rod 12 is lowered to contact with the bottom inside the reactor 1 through the rotating rod 10, and then the servo motor 6 is started, and the cleaning brush 14 can brush off the sodium hypochlorite attached to the inner wall, the bottom and the outer surface of the rotating rod 10 of the reactor 1, which has a good cleaning effect.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function, comprising a reactor (1), a mixing mechanism and an auxiliary mechanism, characterized in that: An inlet pipe (2) having one end penetrating through and extending into the interior of the reactor (1) is fixedly installed on both left and right sides of the top of the reactor (1), and a fixing box (3) is fixedly installed on the top of the reactor (1); The mixing mechanism comprises a bearing seat (4) fixedly mounted on the left and right sides of the top of the inner cavity of the fixed box (3); a transmission rod (5) is movably mounted on the bottom of the bearing seat (4); a servo motor (6) is fixedly mounted in the middle of the top of the fixed box (3); a transmission gear 1 (7) is fixedly mounted on the output shaft of the servo motor (6); a transmission gear 2 (8) meshing with the transmission gear 1 (7) is fixedly mounted on the outer surface of the connecting rod (9); a connecting rod (9) having one end extending into the interior of the reaction kettle (1) is provided at the bottom of the transmission rod (5); a rotating rod (10) is fixedly mounted on the bottom of the connecting rod (9); a straight stirring rod (11) is fixedly mounted on the left side of the outer surface of the rotating rod (10); The auxiliary mechanism comprises a fixed rod (15) fixedly mounted on the top of the connecting rod (9), the fixed rod (15) penetrates and extends into the interior of the transmission rod (5), a clamping block (16) is fixedly mounted on the top of the fixed rod (15), and a limiting block (17) is fixedly mounted on the four sides of the outer surface of the clamping block (16), a cylinder (18) is fixedly mounted in the middle of the top of the reactor (1), and a movable plate (19) is fixedly mounted on the output shaft of the cylinder (18), and an annular sliding hole (20) is formed on the four sides of the opposite side of the connecting rod (9) and the rotating rod (10), and a pulley (21) with one end penetrating the movable plate (19) and extending into the annular sliding hole (20) is movably mounted on the four sides of the interior of the movable plate (19), and one end of the pulley (21) penetrates the movable plate (19) and extends into the interior of the annular sliding hole (20).

2. The high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function according to claim 1, characterized in that: The number of the transmission rods (5) is two and they are symmetrically distributed, and the distance between the two transmission rods (5) is equal to the distance between the sides close to the reaction kettle (1).

3. The high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function according to claim 1, characterized in that: The number of the straight stirring rods (11) is two groups, and the number of the straight stirring rods (11) in each group is a plurality and is equidistantly distributed on the left sides of the two rotating rods (10).

4. The high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function according to claim 1, characterized in that: An arc-shaped stirring rod (12) is fixedly mounted on the bottom of the left side of the rotating rod (10), and a scraper (13) is fixedly mounted on the side of the straight stirring rod (11) away from the rotating rod (10).

5. The high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function according to claim 4, characterized in that: The curvature of the bottom of the arc-shaped stirring rod (12) is the same as the curvature of the bottom of the inner cavity of the reaction kettle (1), and a cleaning brush (14) is fixedly provided on the bottom of the outer surface of the arc-shaped stirring rod (12) and on the side of the scraper (13) away from the straight stirring rod (11).

6. The high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function according to claim 1, characterized in that: The bottom of the transmission rod (5) is provided with a movable hole whose size matches that of the fixed rod (15), and the outer surface of the transmission rod (5) is provided with limiting holes whose size matches that of the limiting block (17) all around.

7. The high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function according to claim 1, characterized in that: The movable plate (19) is located between the connecting rod (9) and the rotating rod (10), and the pulley (21) is movably connected to the annular sliding hole (20).

8. The high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function according to claim 1, characterized in that: A discharge pipe (22) having one end extending into the interior of the reaction kettle (1) is fixedly installed in the middle of the bottom of the reaction kettle (1), and a solenoid valve is arranged on the outer surface of the discharge pipe (22).

9. The high-efficiency mixed sodium hypochlorite production reactor with automatic cleaning function according to claim 1, characterized in that: Support rods (23) are fixedly installed around the bottom of the reactor (1), and the number of the inlet pipes (2) is two and they are symmetrically distributed. The two inlet pipes (2) are respectively a feed pipe and an air inlet pipe.

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