Magnetic stirring type reaction kettle for producing and processing flame-retardant resin

Abstract

The utility model discloses a magnetic stirring type reaction kettle for producing and processing flame-retardant resin, which comprises a reaction kettle body, a mounting ring is arranged in the reaction kettle body, a feeding pipe is arranged above the mounting ring, a bearing plate is arranged in the mounting ring, a plurality of groups of discharging holes are formed in the bearing plate, and the feeding pipe is arranged above the mounting ring. A plurality of sets of discharging holes are formed in the upper portion of the bearing plate, the multiple sets of discharging holes are annularly distributed, the bearing plate is rotationally connected with the mounting ring through a bearing, a material pressing plate is arranged above the bearing plate, two sets of symmetrically-distributed mounting grooves are formed in the mounting ring, and by arranging the bearing plate, the discharging holes and the material pressing plate, dispersed feeding of resin raw materials entering from a feeding pipe is achieved; bubbles contained in the raw materials are eliminated through extrusion between a material pressing plate and a bearing plate, the situation that bubbles affect the mixing reaction quality of the follow-up raw materials is avoided, and the raw materials deposited at the bottom of the reaction kettle are longitudinally turned over by arranging a mounting rod, a telescopic rod, a shovel plate and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of resin production and processing, in particular to a magnetic stirring reaction kettle for the production and processing of flame retardant resin. Background Art

[0002] Most polymer resins are flammable when exposed to fire. Flame-retardant resins can greatly reduce their flammability and make them extinguish themselves after catching fire, thereby inhibiting the spread of flames and reducing the hazards of smoke or toxic gases produced by combustion. Flame-retardant technical treatments often involve the addition of flame retardants or inorganic fillers, such as calcium carbonate, silicates, mica, etc. They can also be copolymerized or grafted with monomers with good flame retardancy, such as vinyl chloride, and blended with highly flame-retardant resins. Plastic products, coatings, adhesives, etc. prepared with flame-retardant resins are increasingly used in the fields of construction, transportation, electronic appliances, daily furniture, etc. In the prior art, a reactor is required to mix and react multiple raw materials during the production of flame-retardant resins.

[0003] In the prior art, since some resin production raw materials themselves have a certain viscosity, there is a large resistance to stirring when stirring and mixing in the reactor, the stirring and mixing efficiency is low, different raw materials cannot be mixed well, the stirring and mixing reaction is incomplete, and the production efficiency is low. Utility Model Content

[0004] The utility model aims to provide a magnetic stirring reactor for the production and processing of flame retardant resins, so as 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 magnetic stirring reactor for the production and processing of flame-retardant resin, comprising a reactor, a mounting ring is provided in the reactor, a feed pipe is provided above the mounting ring, a receiving plate is provided in the mounting ring, a discharge hole is provided on the receiving plate, the number of the discharge holes is arranged in multiple groups, and the multiple groups of discharge holes are distributed in a ring shape, the receiving plate is rotatably connected to the mounting ring through a bearing, a pressure plate is provided above the receiving plate, and two groups of symmetrically distributed mounting grooves are provided in the mounting ring.

[0006] As a further preferred embodiment of the present technical solution, the press plate is slidably connected to the mounting ring through a mounting groove, a threaded rod is provided in the mounting groove, both ends of the threaded rod respectively pass through the mounting ring and are rotatably connected to the mounting ring, a first motor is provided in the mounting groove, the upper end of the threaded rod is connected to the output end of the first motor, and the threaded rod passes through the press plate and is threadedly connected to the press plate.

[0007] As a further preferred embodiment of the present technical solution, a gear ring is sleeved on the receiving plate, a gear is provided in the mounting ring, the gear is rotatably connected to the mounting ring via a rotating shaft, a second motor is provided in the mounting ring, the gear is connected to the output end of the second motor via a rotating shaft, and the gear is meshingly connected to the gear ring.

[0008] As a further preferred embodiment of the present technical solution, two groups of symmetrically distributed mounting seats are provided under the reactor, a fixed column is provided in the mounting seat, a slot is provided on the mounting seat, a block is provided on the fixed column, the block is arranged corresponding to the slot, a mounting rod is provided in the fixed column, the mounting rod is rotatably connected to the fixed column through a bearing, a third motor is provided in the fixed column, the mounting rod is connected to the output end of the third motor, a telescopic rod is provided in the mounting rod, and four groups of symmetrically distributed shovel plates are provided on the telescopic rod.

[0009] As a further preferred embodiment of the present technical solution, a first support rod and a second support rod are provided between the shovel plate and the telescopic rod, the left end of the first support rod is rotatably connected to the mounting rod, the right end of the first support rod is slidably connected to the shovel plate, and the two ends of the second support rod are rotatably connected to the shovel plate and the telescopic rod respectively.

[0010] As a further preferred embodiment of the present technical solution, two groups of limit blocks are symmetrically distributed on the telescopic rod, the telescopic rod is slidably connected to the mounting rod through the limit blocks, a screw rod is provided inside the mounting rod, the screw rod passes through the mounting rod and is rotatably connected to the mounting rod, a fourth motor is provided inside the mounting rod, the left end of the screw rod is connected to the output end of the fourth motor, and the right end of the screw rod passes through the telescopic rod and is threadedly connected to the telescopic rod.

[0011] The utility model provides a magnetic stirring reactor for the production and processing of flame retardant resin, which has the following beneficial effects:

[0012] (1) The utility model realizes the dispersed feeding of the resin raw material entering from the feed pipe by setting a receiving plate, a discharge hole and a pressure plate, and eliminates the bubbles contained in the raw material by squeezing between the pressure plate and the receiving plate, so as to avoid the foaming affecting the quality of the subsequent mixing reaction between the raw materials; the raw material entering the mounting ring through the feed pipe first falls on the receiving plate, and the second motor is started to drive the gear to rotate, so that the gear ring drives the receiving plate to rotate, so that the raw material is evenly distributed on the receiving plate after entering from the feed pipe, and then the first motor is started to drive the threaded rod to rotate, and the pressure plate slides down at a uniform speed under the limiting action of the mounting groove, and the raw material on the receiving plate is squeezed, so that the raw material is evenly dispersed and falls from the discharge hole, so as to avoid directly putting the raw material into the reactor at once, which is difficult to be stirred and dispersed due to the viscosity of the raw material, thereby affecting the stirring efficiency of the reactor, and in the process of uniform rotation of the receiving plate, the pressure plate pressed down drives the raw material with a certain viscosity to twist, and the bubbles in the raw material are broken by the squeezing force between the pressure plate and the receiving plate.

[0013] (2) The utility model arranges mounting rods, telescopic rods and shovel plates to longitudinally turn over the raw materials settled at the bottom of the reactor, thereby avoiding the problem of insufficient mixing of the raw materials in the reactor and the newly entered raw materials due to the precipitation of some raw materials at the bottom of the reactor; the fourth motor is started to drive the screw rod to rotate, and the telescopic rod slides under the limiting action of the limit block, and then the shovel plate is supported in cooperation with the first support rod and the second support rod, and the third motor is started to drive the mounting rod, the telescopic rod and the four groups of shovel plates to rotate at a uniform speed. During the rotation of the four groups of shovel plates, the raw materials at the bottom of the reactor are shoveled up and mixed with the newly entered raw materials, thereby ensuring that the raw materials in the reactor and the newly entered raw materials are evenly mixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a cross-sectional view of the reaction kettle of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the receiving plate of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the shovel plate of the utility model;

[0018] Figure 5 For the utility model Figure 4 -A magnified view of the structure;

[0019] In the figure: 1. Reactor; 2. Mounting ring; 3. Feed pipe; 4. Receiver plate; 5. Discharge hole; 6. Gear ring; 7. Gear; 8. First motor; 9. Pressing plate; 10. Mounting groove; 11. Threaded rod; 12. Second motor; 13. Mounting seat; 14. Fixed column; 15. Slot; 16. Block; 17. Mounting rod; 18. Third motor; 19. Telescopic rod; 20. Limit block; 21. Screw rod; 22. Fourth motor; 23. Shovel plate; 24. First support rod; 25. Second support rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0021] The utility model provides a technical solution: Figure 1 , Figure 2 and Figure 3 As shown, in this embodiment, a magnetic stirring reactor for the production and processing of flame retardant resin includes a reactor 1, a mounting ring 2 is provided in the reactor 1, a feed pipe 3 is provided above the mounting ring 2, a receiving plate 4 is provided in the mounting ring 2, a discharge hole 5 is provided on the receiving plate 4, the number of the discharge holes 5 is arranged in multiple groups, and the multiple groups of discharge holes 5 are distributed in an annular shape, the receiving plate 4 is rotatably connected to the mounting ring 2 through a bearing, a pressing plate 9 is provided above the receiving plate 4, two groups of symmetrically distributed mounting grooves 10 are provided in the mounting ring 2, and the pressing plate 9 is slidably connected to the mounting ring 2 through the mounting grooves 10, A threaded rod 11 is provided in the mounting groove 10, and both ends of the threaded rod 11 respectively penetrate the mounting ring 2 and are rotatably connected to the mounting ring 2. A first motor 8 is provided in the mounting groove 10, and the upper end of the threaded rod 11 is connected to the output end of the first motor 8. The threaded rod 11 penetrates the pressing plate 9 and is threadedly connected to the pressing plate 9. A gear ring 6 is sleeved on the receiving plate 4. A gear 7 is provided in the mounting ring 2, and the gear 7 is rotatably connected to the mounting ring 2 through a rotating shaft. A second motor 12 is provided in the mounting ring 2, and the gear 7 is connected to the output end of the second motor 12 through a rotating shaft, and the gear 7 is meshedly connected to the gear ring 6.

[0022] By setting the receiving plate 4, the discharge hole 5 and the pressure plate 9, the resin raw material entering from the feed pipe 3 is dispersed and fed, and the bubbles contained in the raw material are eliminated by the extrusion between the pressure plate 9 and the receiving plate 4, so as to avoid the foaming affecting the quality of the subsequent mixing reaction between the raw materials; the raw material entering the mounting ring 2 through the feed pipe 3 first falls on the receiving plate 4, and the second motor 12 is started to drive the gear 7 to rotate, so that the gear ring 6 drives the receiving plate 4 to rotate, so that the raw material is evenly distributed on the receiving plate 4 after entering from the feed pipe 3, and then the first motor 8 is started to drive the threaded rod 11 to rotate, and under the limiting action of the mounting groove 10, the pressure plate 9 slides down at a uniform speed, and the raw material on the receiving plate 4 is squeezed, so that the raw material is evenly dispersed and falls from the discharge hole 5, so as to avoid directly putting the raw material into the reactor 1, which is difficult to be stirred and dispersed due to the viscosity of the raw material, thereby affecting the stirring efficiency of the reactor 1.

[0023] like Figure 4 and Figure 5 As shown, two groups of symmetrically distributed mounting seats 13 are provided under the reactor 1, and fixed columns 14 are provided in the mounting seats 13. A slot 15 is provided on the mounting seats 13, and a block 16 is provided on the fixed column 14. The block 16 is arranged corresponding to the slot 15. A mounting rod 17 is provided in the fixed column 14, and the mounting rod 17 is rotatably connected to the fixed column 14 through a bearing. A third motor 18 is provided in the fixed column 14, and the mounting rod 17 is connected to the output end of the third motor 18. A telescopic rod 19 is provided in the mounting rod 17, and four groups of symmetrically distributed shovel plates 23 are provided on the telescopic rod 19. A first support rod 24 and a second support rod 24 are provided between the shovel plate 23 and the telescopic rod 19. 5. The left end of the first support rod 24 is rotatably connected to the mounting rod 17, the right end of the first support rod 24 is slidably connected to the shovel plate 23, the two ends of the second support rod 25 are rotatably connected to the shovel plate 23 and the telescopic rod 19 respectively, two groups of limit blocks 20 are symmetrically distributed on the telescopic rod 19, the telescopic rod 19 is slidably connected to the mounting rod 17 through the limit blocks 20, a screw rod 21 is arranged in the mounting rod 17, the screw rod 21 penetrates the mounting rod 17 and is rotatably connected to the mounting rod 17, a fourth motor 22 is arranged in the mounting rod 17, the left end of the screw rod 21 is connected to the output end of the fourth motor 22, and the right end of the screw rod 21 penetrates the telescopic rod 19 and is threadedly connected to the telescopic rod 19.

[0024] By setting the mounting rod 17, the telescopic rod 19 and the shovel plate 23, the raw materials settled at the bottom of the reactor 1 are turned over longitudinally, thereby avoiding the problem of insufficient mixing of the raw materials in the reactor and the newly entered raw materials caused by some raw materials being settled at the bottom of the reactor; the fourth motor 22 is started to drive the screw rod 21 to rotate, and the telescopic rod 19 slides under the limiting action of the limit block 20, and then the shovel plate 23 is supported by the first support rod 24 and the second support rod 25, and the third motor 18 is started to drive the mounting rod 17, the telescopic rod 19 and the four groups of shovel plates 23 to rotate at a uniform speed. During the rotation of the four groups of shovel plates 23, the raw materials at the bottom of the reactor 1 are shoveled up and mixed with the newly entered raw materials, thereby ensuring that the raw materials in the reactor and the newly entered raw materials are mixed evenly.

[0025] The utility model provides a magnetic stirring reactor for the production and processing of flame retardant resins, and the specific working principle is as follows: the raw materials entering the mounting ring 2 through the feed pipe 3 first fall on the receiving plate 4, and the second motor 12 is started to drive the gear 7 to rotate, so that the gear ring 6 drives the receiving plate 4 to rotate, so that the raw materials are evenly distributed on the receiving plate 4 after entering from the feed pipe 3, and then the first motor 8 is started to drive the threaded rod 11 to rotate, and under the limiting effect of the mounting groove 10, the pressing plate 9 slides down at a uniform speed, and the raw materials on the receiving plate 4 are squeezed, so that the raw materials are evenly dispersed and fall from the discharge hole 5, so as to avoid directly putting the raw materials into the reactor 1 at once, which is difficult to be stirred and dispersed due to the viscosity of the raw materials. , thereby affecting the stirring efficiency of the reactor 1, and in the process of uniform rotation of the receiving plate 4, the pressing plate 9 pressed down drives the raw material with a certain viscosity to twist, and the extrusion force between the pressing plate 9 and the receiving plate 4 causes the bubbles in the raw material to burst, and the fourth motor 22 is started to drive the screw 21 to rotate, and the telescopic rod 19 slides under the limiting action of the limit block 20, and then the first support rod 24 and the second support rod 25 are cooperated to support the shovel plate 23, and the third motor 18 is started to drive the mounting rod 17, the telescopic rod 19 and the four groups of shovel plates 23 to rotate at a uniform speed. During the rotation of the four groups of shovel plates 23, the raw materials at the bottom of the reactor 1 are shoveled up and mixed with the newly entered raw materials to ensure that the raw materials in the reactor and the newly entered raw materials are mixed evenly.

[0026] 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 magnetic stirring reactor for the production and processing of flame retardant resin, comprising a reactor (1), characterized in that: The reactor (1) is provided with a mounting ring (2), a feed pipe (3) is provided above the mounting ring (2), a receiving plate (4) is provided inside the mounting ring (2), a discharge hole (5) is provided on the receiving plate (4), the number of the discharge holes (5) is arranged in multiple groups, and the multiple groups of the discharge holes (5) are distributed in a ring shape, the receiving plate (4) is rotatably connected to the mounting ring (2) through a bearing, a pressing plate (9) is provided above the receiving plate (4), and two groups of symmetrically distributed mounting grooves (10) are provided in the mounting ring (2).

2. The magnetic stirring reactor for the production and processing of flame retardant resin according to claim 1, characterized in that: The pressing plate (9) is slidably connected to the mounting ring (2) via a mounting groove (10); a threaded rod (11) is provided in the mounting groove (10); both ends of the threaded rod (11) respectively penetrate the mounting ring (2) and are rotatably connected to the mounting ring (2); a first motor (8) is provided in the mounting groove (10); the upper end of the threaded rod (11) is connected to the output end of the first motor (8); the threaded rod (11) penetrates the pressing plate (9) and is threadedly connected to the pressing plate (9).

3. The magnetic stirring reactor for the production and processing of flame retardant resin according to claim 1, characterized in that: A gear ring (6) is sleeved on the receiving plate (4), a gear (7) is arranged inside the mounting ring (2), the gear (7) is rotatably connected to the mounting ring (2) via a rotating shaft, a second motor (12) is arranged inside the mounting ring (2), the gear (7) is connected to the output end of the second motor (12) via a rotating shaft, and the gear (7) is meshingly connected to the gear ring (6).

4. The magnetic stirring reactor for the production and processing of flame retardant resin according to claim 1, characterized in that: Two groups of symmetrically distributed mounting seats (13) are provided below the reactor (1), a fixed column (14) is provided inside the mounting seat (13), a slot (15) is provided on the mounting seat (13), a block (16) is provided on the fixed column (14), the block (16) and the slot (15) are arranged correspondingly, a mounting rod (17) is provided inside the fixed column (14), the mounting rod (17) is rotatably connected to the fixed column (14) through a bearing, a third motor (18) is provided inside the fixed column (14), the mounting rod (17) is connected to the output end of the third motor (18), a telescopic rod (19) is provided inside the mounting rod (17), and four groups of symmetrically distributed shovel plates (23) are provided on the telescopic rod (19).

5. The magnetic stirring reactor for the production and processing of flame retardant resin according to claim 4, characterized in that: A first support rod (24) and a second support rod (25) are provided between the shovel plate (23) and the telescopic rod (19); the left end of the first support rod (24) is rotatably connected to the mounting rod (17); the right end of the first support rod (24) is slidably connected to the shovel plate (23); and the two ends of the second support rod (25) are rotatably connected to the shovel plate (23) and the telescopic rod (19), respectively.

6. The magnetic stirring reactor for the production and processing of flame retardant resin according to claim 4, characterized in that: Two groups of limit blocks (20) are symmetrically distributed on the telescopic rod (19), and the telescopic rod (19) is slidably connected to the mounting rod (17) through the limit blocks (20). A screw rod (21) is arranged inside the mounting rod (17), and the screw rod (21) passes through the mounting rod (17) and is rotatably connected to the mounting rod (17). A fourth motor (22) is arranged inside the mounting rod (17), and the left end of the screw rod (21) is connected to the output end of the fourth motor (22), and the right end of the screw rod (21) passes through the telescopic rod (19) and is threadedly connected to the telescopic rod (19).

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