Aluminum phosphide reaction solid block crushing device with high safety

Abstract

The utility model belongs to the technical field of aluminum phosphide crushing, and particularly relates to a high-safety aluminum phosphide reaction solid block crushing device which comprises an outer box body, a feeding hopper is arranged at the top of the outer box body, two movable plates are rotatably connected to the top of an inner cavity of the outer box body through torsional springs, two crushing rollers are arranged in the inner cavity of the outer box body, and the two movable plates are arranged on the outer box body. The bottom of the outer box body is movably connected with a movable box, and the two sides of the movable box are provided with a first winding bin and a second winding bin correspondingly. The space between the inner cavity of the outer box body and the feeding hopper can be shielded through the two movable plates, the sealing performance in the crushing process is guaranteed, the protective layer automatically covers the top of the movable box, the situation that crushed aluminum phosphide solid blocks in the movable box make contact with the external environment and workers can be avoided, and the working efficiency is improved. The safety in the crushing process is improved, meanwhile, toxic hydrogen phosphide can be converted into relatively harmless substances through a sodium hydroxide solution in the fixing groove, and the crushing safety is further improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to phosphor aluminum crushing technical field, concretely relates to a phosphor aluminum reaction solid block crushing device with high safety. BACKGROUND

[0002] Phosphor aluminum is an inorganic compound, and the phosphor aluminum reaction solid block usually refers to a solid block formed after the phosphor aluminum reacts under certain conditions. The phosphor aluminum reaction solid block still has strong toxicity because it may contain unreacted phosphor aluminum and toxic substances such as phosphine generated by the reaction. Phosphine is a highly toxic gas that can cause serious damage to the nervous system and respiratory system of the human body. Therefore, it is necessary to crush the phosphor aluminum solid block, increase its surface area, and make the residual phosphor aluminum fully contact with the moisture in the air or the subsequent added treatment reagent, so as to accelerate the reaction and reduce the residual toxic substances. However, due to the toxicity of the phosphor aluminum solid block, it is necessary to reduce its contact with the external environment and the workers during the crushing process to ensure the safety during the crushing. SUMMARY

[0003] The utility model provides a phosphor aluminum reaction solid block crushing device with high safety, which has the characteristics of ensuring the sealing during the crushing process through two movable plates, automatically covering the top of the movable box through the protective layer to avoid the contact between the crushed phosphor aluminum solid block and the external environment and the workers, and converting the toxic phosphine into relatively harmless substances through the sodium hydroxide solution in the fixed groove.

[0004] The utility model provides the following technical scheme: including outer box, the top of outer box is equipped with feeding hopper, the inner chamber top of outer box is connected with two movable plates through torsional spring rotation, the inner chamber of outer box is equipped with two crushing roller, the bottom of outer box is movably connected with movable box, both sides of movable box are equipped with winding storehouse no. 1 and winding storehouse no. 2, the inside of winding storehouse no. 1 is rolled with protective layer through torsional spring, the side away from winding storehouse no. 1 of protective layer is equipped with movable strip, the inside of winding storehouse no. 2 is rolled with two connecting belts through torsional spring, the end away from winding storehouse no. 2 of connecting belt is fixedly connected with movable strip, movable strip and the top of movable box are slidably connected, the top of outer box is equipped with a plurality of air grooves, the top of outer box is equipped with a plurality of fixed grooves with sodium hydroxide solution, the outside of fixed groove is movably connected with protective cover.

[0005] The inner chamber top of outer box is equipped with two guide plates, the bottom of both sides of guide plate is equipped with connecting shaft, the both sides of movable plate are equipped with link ring, and the link ring and the connecting shaft are rotatably connected through torsional spring.

[0006] The outer casing has slots on both sides of its bottom, and the movable box is slidably connected to the slots.

[0007] The side of the movable box connected to the winding compartment 2 is higher than the other three sides. The higher side of the movable box matches the size of the empty slot. The top of the winding compartment 2 is flush with the top of the higher side of the movable box, and the top of the movable strip is higher than the winding compartment 2.

[0008] The movable box has a fixing block on the side away from the winding compartment 2. The fixing block is flush with the lower side of the movable box, and the winding compartment 1 is fixedly connected to the fixing block. The movable box has a handle on the side away from the winding compartment 2.

[0009] The fixed groove has an air intake channel and a cavity inside, and the air intake channel is connected to the ventilation groove.

[0010] The movable box has two through slots on its higher side, and the connecting strip is slidably connected to the inside of the through slots.

[0011] The beneficial effects of this utility model are as follows: the two movable plates can shield the inner cavity of the outer box from the feed hopper, ensuring the sealing during the crushing process. The automatic covering of the top of the movable box with a protective layer can prevent the crushed aluminum phosphide solids inside the movable box from coming into contact with the external environment and personnel, which helps to improve the safety of the crushing process. At the same time, the sodium hydroxide solution inside the fixed tank can convert the toxic phosphine into a relatively harmless substance, further improving the safety of crushing.

[0012] The parts of the device not covered herein are the same as or can be implemented using existing technologies. Attached Figure Description

[0013] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0014] Figure 2 This is a schematic diagram of the internal structure of the present invention;

[0015] Figure 3 This utility model Figure 2 Enlarged view of part A in the image;

[0016] Figure 4 This is a cross-sectional structural diagram of the present invention;

[0017] Figure 5 This is a three-dimensional structural diagram of the movable box in this utility model;

[0018] Figure 6 In this utility model Figure 5a movement dynamic schematic diagram of the vehicle;

[0019] Figure 7 a cross-sectional structure schematic diagram of the fixed groove in the utility model;

[0020] In the figure: 1, outer box; 11, feed hopper; 12, guide plate; 121, connecting shaft; 13, movable plate; 131, link ring; 14, crushing roller; 15, empty groove; 16, air groove; 17, fixed groove; 171, air inlet passage; 172, cavity; 18, protective cover; 2, movable box; 21, fixed block; 22, winding bin one; 23, protective layer; 231, movable strip; 24, handle; 25, winding bin two; 251, connecting belt; 26, through groove. DETAILED DESCRIPTION

[0021] Please refer to Figures 1-7 The utility model provides the following technical scheme: including outer box 1, the top of outer box 1 is equipped with feed hopper 11, the inner chamber top of outer box 1 is connected with two movable plates 13 through torsional spring rotation, the inner chamber of outer box 1 is equipped with two crushing rollers 14, the bottom of outer box 1 is movably connected with movable box 2, the both sides of movable box 2 are equipped with winding bin one 22 and winding bin two 25 respectively, the inside of winding bin one 22 is rolled with protective layer 23 through torsional spring, the side of protective layer 23 away from winding bin one 22 is equipped with movable strip 231, the inside of winding bin two 25 is rolled with two connecting belts 251 through torsional spring, one end of connecting belt 251 away from winding bin two 25 is fixedly connected with movable strip 231, movable strip 231 is slidably connected with the top of movable box 2, the top of outer box 1 is provided with a plurality of air grooves 16, the top of outer box 1 is equipped with a plurality of fixed grooves 17 that are equipped with sodium hydroxide solution, the outside of fixed groove 17 is movably connected with protective cover 18.

[0022] In the embodiment: including the outer box 1, the top of the outer box 1 is provided with a feeding hopper 11, the feeding hopper 11 is fixedly connected with the outer box 1, the aluminum phosphide reaction solid block can be poured into the inside of the outer box 1 through the feeding hopper 11, the inside of the outer box 1 is rotatably connected with two movable plates 13 through torsion springs, the two movable plates 13 are located below the feeding hopper 11, when the two movable plates 13 are in a horizontal state, the two movable plates 13 can shield the bottom of the feeding hopper 11, when the aluminum phosphide solid block is located on the top of the movable plate 13, the movable plate 13 is rotated downward through the gravity of the aluminum phosphide solid block, so that the aluminum phosphide enters the inside of the outer box 1, and the movable plate 13 is rotated back to position through the torsion spring, the inside of the outer box 1 and the feeding hopper 11 are shielded, the closed property in the crushing process is guaranteed, the inside of the outer box 1 is provided with two crushing rollers 14, when the aluminum phosphide solid block falls between the two crushing rollers 14, the aluminum phosphide solid block can be crushed through the two rotating crushing rollers 14, the bottom of the outer box 1 is movably connected with a movable box 2, when the movable box 2 is located inside the outer box 1, the movable box 2 is located below the two crushing rollers 14, the crushed aluminum phosphide solid block falls into the inside of the movable box 2, both sides of the movable box 2 are respectively provided with a winding bin one 22 and a winding bin two 25, the winding bin one 22 and the winding bin two 25 are fixedly connected with the movable box 2, the inside of the winding bin one 22 is wound with a protective layer 23 through a torsion spring, the protective layer 23 can shield the top of the movable box 2 by being pulled out to the direction of the winding bin two 25, one side of the protective layer 23 away from the winding bin one 22 is provided with a movable strip 231, the movable strip 231 is fixedly connected with the protective layer 23, the protective layer 23 can be pulled out through the movement of the movable strip 231, the inside of the winding bin two 25 is wound with two connecting belts 251 through torsion springs, the pulling force of the torsion spring in the inside of the winding bin two 25 is greater than the pulling force of the torsion spring in the inside of the winding bin one 22, one end of the connecting belt 251 away from the winding bin two 25 is fixedly connected with the movable strip 231, the movable strip 231 is slidably connected with the top of the movable box 2, when one side of the movable strip 231 away from the winding bin one 22 is not shielded, the movable strip 231 can be driven to slide to the direction of the winding bin two 25 through the connecting belt 251, when the movable box 2 slides into the inside of the outer box 1, the side of the outer box 1 can shield the connecting belt 251, therefore, when the movable box 2 slides into the inside of the outer box 1, the protective layer 23 is wound into the inside of the winding bin one 22, so that the top of the movable box 2 is in an open state, when the movable box 2 slides outwards, the protective layer 23 can be pulled outwards to cover the top of the movable box 2 through the winding of the connecting belt 251 by the winding bin two 25, so that the crushed aluminum phosphide solid block is prevented from contacting the external environment and workers, the safety in the crushing process is improved, a plurality of ventilation grooves 16 are formed in the top of the outer box 1, a plurality of fixed grooves 17 filled with sodium hydroxide solution are arranged in the top of the outer box 1, the phosphine gas released after the aluminum phosphide solid block is crushed,The phosphine gas can be absorbed by an alkaline solution such as sodium hydroxide solution, so that it reacts under strong alkaline conditions, and the toxic phosphine is converted into relatively harmless substances, further improving the safety of crushing.

[0023] The inner cavity of the outer box body 1 is provided with two guide plates 12, the bottom of the two sides of the guide plate 12 is provided with a connecting shaft 121, the two sides of the movable plate 13 is provided with a link ring 131, the link ring 131 and the connecting shaft 121 are connected by a torsion spring; the guide plate 12 is fixedly connected with the outer box body 1, and the guide plate 12 is in an inclined state, and the movable plate 13 can be rotated and reset by the torsion spring.

[0024] The bottom of the two sides of the outer box body 1 is provided with a groove 15, and the movable box 2 is slidably connected with the groove 15; by sliding the movable box 2 in the groove 15, the position between the movable box 2 and the outer box body 1 can be adjusted.

[0025] The side of the movable box 2 connected with the winding bin two 25 is higher than the other three sides, the higher side of the movable box 2 matches the size of the groove 15, the top of the winding bin two 25 is flush with the higher side of the movable box 2, and the top of the movable strip 231 is higher than the winding bin two 25; when the movable box 2 is located in the inner side of the outer box body 1, the higher side of the movable box 2 can fill one of the grooves 15, and the gap between the other side of the movable box 2 and the groove 15 can be shielded by the movable strip 231.

[0026] The side of the movable box 2 away from the winding bin two 25 is provided with a fixed block 21, the fixed block 21 is flush with the lower side of the movable box 2, and the winding bin one 22 is fixedly connected with the fixed block 21, and the side of the movable box 2 away from the winding bin two 25 is provided with a handle 24; the fixed block 21 is fixedly connected with the movable box 2, and the thickness of the fixed block 21 matches the thickness of the movable strip 231, when the movable strip 231 contacts one side of the winding bin one 22, the movable strip 231 will be located directly above the fixed block 21.

[0027] The inside of the fixed groove 17 is provided with an air inlet channel 171 and a cavity 172, the air inlet channel 171 is communicated with the air passage 16; the phosphine gas in the inner side of the outer box body 1 can enter the inside of the cavity 172 through the air passage 16 and the air inlet channel 171, so as to react with the sodium hydroxide solution in the inside of the cavity 172.

[0028] The higher side of the movable box 2 is provided with two through grooves 26, and the connecting belt 251 is slidably connected in the inside of the through groove 26; when the connecting belt 251 is wound or unwound, the connecting belt 251 will slide in the inside of the through groove 26.

[0029] The working principle and use process of the utility model: in use, first push the movable box 2 into the inside of the outer box body 1, simultaneously, the movable strip 231 is sheltered by the side of the outer box body 1, so that the part of the movable box 2 entering the inside of the outer box body 1 is open, then pour the aluminum phosphide reaction solid block into the inside of the feed hopper 11, by its own gravity, make two movable plates 13 rotate downward, the aluminum phosphide solid block will enter the inside of the outer box body 1, then the movable plate 13 will rotate reset and shield the inner chamber top of the outer box body 1, when the aluminum phosphide solid block falls between two crushing rollers 14, by two rotating crushing rollers 14, the aluminum phosphide solid block can be crushed, the crushed aluminum phosphide solid block will fall to the top of the movable box 2, when the crushing is completed, the movable box 2 is pulled out, by the winding of the connecting belt 251 of winding bin two 25, the protective layer 23 will cover the part of the movable box 2 located outside, while crushing, the phosphine gas in the inside of the outer box body 1 can enter the inside of the cavity 172 through the air groove 16 and the air inlet channel 171, so as to react with the sodium hydroxide solution in the inside of the cavity 172.

Claims

1. A high-safety aluminum phosphide reactive solid block crushing device, comprising an outer casing (1), characterized in that: The top of the outer casing (1) is provided with a feed hopper (11). The top of the inner cavity of the outer casing (1) is rotatably connected to two movable plates (13) by a torsion spring. The inner cavity of the outer casing (1) is provided with two crushing rollers (14). The bottom of the outer casing (1) is movably connected to a movable box (2). The two sides of the movable box (2) are respectively provided with a winding bin one (22) and a winding bin two (25). The inside of the winding bin one (22) is wound with a protective layer (23) by a torsion spring. The protective layer (23) is provided with a movable plate on the side away from the winding bin one (22). The inside of the winding chamber 2 (25) is wound by a torsion spring and has two connecting strips (251). The end of the connecting strip (251) away from the winding chamber 2 (25) is fixedly connected to the movable strip (231). The movable strip (231) is slidably connected to the top of the movable box (2). The top of the outer box (1) is provided with several ventilation slots (16). The top of the outer box (1) is provided with several fixed slots (17) containing sodium hydroxide solution. The outside of the fixed slots (17) is movably connected with a protective cover (18).

2. The high-safety aluminum phosphide reactive solid block crushing device according to claim 1, characterized in that: The top of the inner cavity of the outer casing (1) is provided with two guide plates (12), and the bottom of the two sides of the guide plates (12) are provided with connecting shafts (121). The two sides of the movable plate (13) are provided with connecting rings (131). The connecting rings (131) and the connecting shafts (121) are rotatably connected by torsion springs.

3. The high-safety aluminum phosphide reactive solid block crushing device according to claim 2, characterized in that: Both sides of the bottom of the outer box (1) are provided with slots (15), and the movable box (2) is slidably connected to the slots (15).

4. The high-safety aluminum phosphide reactive solid block crushing device according to claim 3, characterized in that: The side of the movable box (2) connected to the winding compartment 2 (25) is higher than the other three sides. The higher side of the movable box (2) matches the size of the empty slot (15). The top of the winding compartment 2 (25) is flush with the top of the higher side of the movable box (2), and the top of the movable strip (231) is higher than the winding compartment 2 (25).

5. The high-safety aluminum phosphide reactive solid block crushing device according to claim 4, characterized in that: The movable box (2) has a fixing block (21) on the side away from the winding compartment 2 (25). The fixing block (21) is flush with the lower side of the movable box (2), and the winding compartment 1 (22) is fixedly connected to the fixing block (21). The movable box (2) has a handle (24) on the side away from the winding compartment 2 (25).

6. The high-safety aluminum phosphide reactive solid block crushing device according to claim 5, characterized in that: The fixed groove (17) is provided with an air intake channel (171) and a cavity (172) inside, and the air intake channel (171) is connected to the ventilation groove (16).

7. The high-safety aluminum phosphide reactive solid block crushing device according to claim 6, characterized in that: Two through slots (26) are provided on the higher side of the movable box (2), and the connecting strip (251) is slidably connected to the inside of the through slots (26).

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