Multi-stage modification device for aluminum hydroxide micro powder

Abstract

The utility model belongs to the field of aluminum hydroxide micro powder production, and particularly relates to an aluminum hydroxide micro powder multi-stage modification device which comprises a modification furnace, a driving mechanism and a stirring mechanism, a support is arranged at the top of the modification furnace, a driving mechanism is arranged on the support and comprises a circular plate, a sleeve, a first stirring rod and a motor, the circular plate is fixedly connected into the modification furnace, a plurality of stirring mechanisms are arranged on the circular plate, the sleeve is rotationally connected to the circular plate, a first bevel gear is fixedly connected to the sleeve, and a second bevel gear is fixedly connected to the first bevel gear. The plurality of stirring mechanisms are connected with the bevel gear I; the stirring mechanism comprises a second bevel gear, a reciprocating lead screw, a sliding block, a second stirring rod, a third gear and a rack. According to the utility model, the effect of mixing and stirring aluminum hydroxide micro powder and an active auxiliary agent in a reciprocating moving manner can be achieved through the matching of all the parts, and the mixing efficiency and the product quality are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminium hydroxide micro powder production technical field especially relates to a kind of aluminium hydroxide micro powder multistage modification device. BACKGROUND

[0002] Aluminium hydroxide is a kind of filling type flame retardant with the largest consumption and the most widely used, it releases bound water when decomposing by heat during material combustion, absorbs a large amount of latent heat, to reduce the surface temperature of synthetic material filled by it in flame, has the effect of inhibiting polymer decomposition and cooling the combustible gas generated;Aluminium oxide generated by decomposition covers on the surface of combustible, can also help to improve the fire resistance of synthetic material, and the water vapor released by it can also be used as a smoke suppressant;

[0003] The existing aluminium hydroxide is usually added with corresponding auxiliary agent to improve its performance in the production process, and the aluminium hydroxide is usually stirred to improve the coating property of auxiliary agent on the surface of aluminium hydroxide during the modification process of adding auxiliary agent, the existing modification device has the problem of uneven stirring and mixing.

[0004] Therefore, we propose a kind of aluminium hydroxide micro powder multistage modification device to solve the problems in the background art.

[0005] The above information disclosed in the background art is only used to increase the understanding of the background art of the present application, so it can include prior art known by those skilled in the art. UTILITY MODEL CONTENT

[0006] The utility model aims at solving the shortcomings in the prior art and provides an aluminium hydroxide micro powder multistage modification device.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0008] An aluminium hydroxide micro powder multistage modification device, comprising a modification furnace, a driving mechanism and a stirring mechanism.

[0009] The top of the modification furnace is provided with a support, and the driving mechanism is arranged on the support, the driving mechanism comprises a circular plate, a sleeve, a stirring rod one and a motor, the circular plate is fixedly connected in the modification furnace, a plurality of stirring mechanisms are arranged on the circular plate, the sleeve is rotatably connected to the circular plate, the sleeve is fixedly connected with a bevel gear one, and the plurality of stirring mechanisms are connected with the bevel gear one.

[0010] The stirring mechanism comprises a bevel gear two, a reciprocating screw rod, a sliding block, a stirring rod two, a gear three and a rack, a plurality of bevel gear two is meshed and connected on the bevel gear one, through the cooperation design between the modification furnace, the driving mechanism and the stirring mechanism, the reciprocating moving type mixing and stirring effect of the aluminum hydroxide powder and the active additive can be achieved, the mixing efficiency and the product quality are improved.

[0011] Preferably, the bevel gear two is fixedly connected with a reciprocating screw rod, the reciprocating screw rod is threadedly connected with a sliding block, the bottom of the sliding block is rotatably connected with a stirring rod two, the stirring rod two is slidably connected with the circular plate, and the sliding block drives the stirring rod two to reciprocate through the action of the reciprocating screw rod.

[0012] Preferably, the stirring rod two is fixedly connected with a gear three, the gear three is meshed and connected with a rack, and the rack is fixedly connected with the circular plate. The gear three drives the rack to rotate, so that the stirring rod two rotates on the sliding block, thereby realizing the reciprocating moving type stirring effect of the raw materials.

[0013] Preferably, the reciprocating screw rod is rotatably connected with two fixed blocks, and the two fixed blocks are fixedly connected with the circular plate. The stability is improved, a plurality of sliding grooves is formed in the circular plate, and the stirring rod two slides in the sliding grooves, so that the stirring rod two moves conveniently.

[0014] Preferably, the sliding block and the gear three are slidably connected with the modification furnace and the circular plate respectively, and the gear three is in contact with the sliding block in a detachable manner.

[0015] Preferably, a stirring rod one is rotatably connected in the sleeve, the stirring rod one and one end of the sleeve penetrate through the modification furnace, the sleeve is rotatably connected with the modification furnace, the gear one is fixedly connected on the stirring rod one and the sleeve, the electric motor is fixedly installed on the support, the output end of the electric motor is fixedly connected with two gear two, and the two gear two is meshed and connected with the two gear one respectively. The driving of the electric motor drives the two gear two to rotate and mesh with the two gear one respectively, so that the sleeve drives the bevel gear one to rotate synchronously, and the stirring rod one rotates in the sleeve, thereby realizing the stirring effect of the raw materials.

[0016] Preferably, the modification furnace is provided with an aluminum hydroxide powder feeding pipe and a surface active additive feeding pipe, and the bottom of the modification furnace is provided with a discharge pipe. The aluminum hydroxide powder feeding pipe and the surface active additive feeding pipe are located below the circular plate. The aluminum hydroxide powder and the active additive are conveyed into the modification furnace through the aluminum hydroxide powder feeding pipe and the surface active additive feeding pipe.

[0017] Compared with the prior art, the aluminium hydroxide micropowder multistage modification device has the beneficial effects that:

[0018] (1) The aluminium hydroxide micropowder multistage modification device has the effects that the aluminium hydroxide micropowder and the active additive are mixed and stirred in a reciprocating moving mode, and the mixing efficiency and product quality are improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only exemplary, and the structures, proportions, sizes, etc. shown in the drawings are only used to cooperate with the disclosed content, so as to be understood and read by those skilled in the art, and do not limit the implementation conditions of the present application, so they do not have technical significance. Any modification of structure, change of proportion relationship or adjustment of size.

[0020] Figure 1 A perspective structural schematic view of the aluminium hydroxide micropowder multistage modification device is provided for the present application;

[0021] Figure 2 A dissection schematic view of the aluminium hydroxide micropowder multistage modification device is provided for the present application;

[0022] Figure 3 A driving mechanism schematic view of the aluminium hydroxide micropowder multistage modification device is provided for the present application;

[0023] Figure 4 A stirring mechanism schematic view of the aluminium hydroxide micropowder multistage modification device is provided for the present application;

[0024] Figure 5 A Figure 2 enlarged structural schematic view of position A in FIG. 1 is provided for the present application;

[0025] Figure 6 A Figure 2 enlarged structural schematic view of position B in FIG. 1 is provided for the present application.

[0026] Explanation of reference signs: 1, modification furnace; 2, support; 3, driving mechanism; 4, stirring mechanism; 5, sliding groove; 6, aluminium hydroxide micropowder feeding pipe; 7, surface active additive feeding pipe; 31, round plate; 32, sleeve; 33, stirring rod one; 34, gear one; 35, motor; 36, gear two; 37, bevel gear one; 41, bevel gear two; 42, reciprocating screw rod; 43, fixed block; 44, sliding block; 45, stirring rod two; 46, gear three; 47, rack. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0028] The utility model provides a kind of aluminium hydroxide micropowder multistage modification device, refer to Figures 1-6 A kind of aluminium hydroxide micropowder multistage modification device, including modification furnace 1, drive mechanism 3 and stirring mechanism 4;

[0029] The top of modification furnace 1 is equipped with support 2, drive mechanism 3 is equipped on support 2, drive mechanism 3 includes round plate 31, sleeve 32, stirring rod one 33 and motor 35, and round plate 31 is fixedly connected in modification furnace 1, a plurality of stirring mechanisms 4 are provided on round plate 31, sleeve 32 is rotatably connected on round plate 31, taper gear one 37 is fixedly connected on sleeve 32, and a plurality of stirring mechanisms 4 are connected with taper gear one 37;

[0030] Stirring mechanism 4 includes taper gear two 41, reciprocating screw rod 42, sliding block 44, stirring rod two 45, gear three 46 and rack 47, a plurality of taper gear two 41 are meshingly connected on taper gear one 37, and the cooperation design between modification furnace 1, drive mechanism 3 and stirring mechanism 4 can achieve the effect of reciprocating moving type mixing and stirring of aluminium hydroxide micropowder and active additive, and the mixing efficiency and product quality are improved.

[0031] In the embodiment, taper gear two 41 is fixedly connected with reciprocating screw rod 42, sliding block 44 is threadedly connected on reciprocating screw rod 42, stirring rod two 45 is rotatably connected on the bottom of sliding block 44, and stirring rod two 45 is slidably connected with round plate 31, and the effect that stirring rod two 45 is driven by sliding block 44 to reciprocate can be realized by the action of reciprocating screw rod 42.

[0032] In the embodiment, gear three 46 is fixedly connected on stirring rod two 45, rack 47 is meshingly connected on gear three 46, and rack 47 is fixedly connected with round plate 31, and gear three 46 and rack 47 are driven, so that stirring rod two 45 rotates on sliding block 44, thereby realizing the effect of reciprocating moving type stirring of raw materials.

[0033] In the embodiment, two fixed blocks 43 are rotatably connected on reciprocating screw rod 42, and the two fixed blocks 43 are fixedly connected with round plate 31, the stability is improved, a plurality of sliding grooves are formed on round plate 31, and stirring rod two 45 slides in sliding groove 5, so that stirring rod two 45 moves conveniently.

[0034] In the embodiment, the sliding block 44 and the gear three 46 are respectively in sliding connection with the modified furnace 1 and the circular plate 31, and the gear three 46 is in contact connection with the sliding block 44, which is detachable connection.

[0035] In the embodiment, the stirring rod one 33 is rotatably connected in the sleeve 32, and the stirring rod one 33 and one end of the sleeve 32 penetrate through the modified furnace 1, and the sleeve 32 is rotatably connected with the modified furnace 1, and the gear one 34 is fixedly connected on the stirring rod one 33 and the sleeve 32, and the electric motor 35 is fixedly installed on the support 2, and the output end of the electric motor 35 is fixedly connected with two gear twos 36, and the two gear twos 36 are respectively in meshing connection with the two gear ones 34, and the driving of the electric motor 35 makes the two gear twos 36 rotate and meshingly drive the two gear ones 34, so that the sleeve 32 drives the bevel gear one 37 to synchronously rotate, and the stirring rod one 33 rotates in the sleeve 32, thereby realizing the stirring effect of the raw materials.

[0036] In the embodiment, the modified furnace 1 is provided with the aluminum hydroxide powder feeding pipe 6 and the surface active agent feeding pipe 7, and the bottom of the modified furnace 1 is provided with a discharging pipe, and the aluminum hydroxide powder feeding pipe 6 and the surface active agent feeding pipe 7 are located below the circular plate 31, and the aluminum hydroxide powder and the active agent are conveyed into the modified furnace 1 through the aluminum hydroxide powder feeding pipe 6 and the surface active agent feeding pipe 7.

[0037] Working principle: in use, firstly, the aluminum hydroxide powder and the active agent are conveyed into the modified furnace 1 through the aluminum hydroxide powder feeding pipe 6 and the surface active agent feeding pipe 7, and then the driving of the electric motor 35 makes the two gear twos 36 rotate and meshingly drive the two gear ones 34, so that the sleeve 32 drives the bevel gear one 37 to synchronously rotate, and the stirring rod one 33 rotates in the sleeve 32, thereby realizing the stirring effect of the raw materials.

[0038] Meanwhile, the bevel gear one 37 meshingly drives the bevel gear two 41, so that the reciprocating lead screw 42 synchronously rotates on the two fixed blocks 43 and threadedly drives the sliding block 44, so that the sliding block 44 drives the stirring rod two 45 to reciprocally move in the sliding groove 5, and in this process, the gear three 46 drives the rack 47, so that the stirring rod two 45 rotates on the sliding block 44, thereby realizing the reciprocating stirring effect of the raw materials and improving the raw material mixing efficiency.

[0039] Finally, the mixed raw materials are discharged through the discharging pipe at the bottom of the modified furnace 1.

[0040] The utility model discloses relative to the prior art obtains the technical progress: through the cooperation of various components can reach the effect of reciprocating moving type mixing stirring to aluminium hydroxide micro powder and active auxiliary agent, has promoted the mixing efficiency and product quality, and simple structure, the practicality is higher.

[0041] The above is only the preferred embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and utility model concept of the utility model, equivalent replacement or change, all should be covered in the protection scope of the utility model.

Claims

1. A device for multi-stage modification of aluminum hydroxide micropowder, characterized in that, It comprises a modification furnace (1), a driving mechanism (3) and a stirring mechanism (4); The top of the modification furnace (1) is provided with a support (2), and the support (2) is provided with a driving mechanism (3). The driving mechanism (3) comprises a circular plate (31), a sleeve (32), a stirring rod one (33) and a motor (35). The circular plate (31) is fixedly connected in the modification furnace (1). A plurality of stirring mechanisms (4) are arranged on the circular plate (31). The sleeve (32) is rotatably connected to the circular plate (31). The sleeve (32) is fixedly connected with a bevel gear one (37). The plurality of stirring mechanisms (4) are connected with the bevel gear one (37). The stirring mechanism (4) comprises a bevel gear two (41), a reciprocating screw rod (42), a sliding block (44), a stirring rod two (45), a gear three (46) and a rack (47). The bevel gear one (37) is meshingly connected with a plurality of bevel gear two (41).

2. The multi-stage modification device for aluminum hydroxide fines according to claim 1, characterized by, The bevel gear two (41) is fixedly connected with the reciprocating screw rod (42). The reciprocating screw rod (42) is threadedly connected with the sliding block (44). The bottom of the sliding block (44) is rotatably connected with the stirring rod two (45). The stirring rod two (45) is slidably connected with the circular plate (31).

3. The multi-stage modification device for aluminum hydroxide fines according to claim 2, characterized by, The stirring rod two (45) is fixedly connected with the gear three (46). The gear three (46) is meshingly connected with the rack (47). The rack (47) is fixedly connected with the circular plate (31).

4. The multi-stage modification device for aluminum hydroxide fines according to claim 2, characterized by, The reciprocating screw rod (42) is rotatably connected with two fixed blocks (43). The two fixed blocks (43) are fixedly connected with the circular plate (31). A plurality of sliding grooves are formed in the circular plate (31). The stirring rod two (45) slides in the sliding groove (5).

5. The multi-stage modification device for aluminum hydroxide fines according to claim 3, wherein The sliding block (44) and the gear three (46) are slidably connected with the modification furnace (1) and the circular plate (31) respectively. The gear three (46) is in contact with the sliding block (44).

6. The multi-stage modification device for aluminum hydroxide fines according to claim 1, wherein The stirring rod one (33) is rotatably connected in the sleeve (32). The stirring rod one (33) and one end of the sleeve (32) penetrate through the modification furnace (1). The sleeve (32) is rotatably connected with the modification furnace (1). The gear one (34) is fixedly connected with the stirring rod one (33) and the sleeve (32).

7. The multi-stage modification device for aluminum hydroxide fines according to claim 6, wherein The motor (35) is fixedly installed on the support (2). The output end of the motor (35) is fixedly connected with two gear two (36). The two gear two (36) are meshingly connected with the two gear one (34) respectively.

8. The multi-stage modification device for aluminum hydroxide fines according to claim 1, wherein The modification furnace (1) is provided with an aluminum hydroxide powder feeding pipe (6) and a surface active agent feeding pipe (7). The bottom of the modification furnace (1) is provided with a discharge pipe. The aluminum hydroxide powder feeding pipe (6) and the surface active agent feeding pipe (7) are located below the circular plate (31).

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