Device for accurately proportioning sodium nitrate in emulsion explosive production process

Abstract

The utility model relates to the technical field of emulsion explosive production, in particular to a sodium nitrate accurate proportioning device in the emulsion explosive production process, which comprises a box body, a material scattering mechanism is mounted at the top of the box body, a weighing mechanism is mounted at the top of the material scattering mechanism, the material scattering mechanism comprises a transverse pipe, a first motor is fixedly connected to the top of the transverse pipe, and a second motor is fixedly connected to the bottom of the transverse pipe. And the bottom of a rotating shaft of the first motor is fixedly connected with a first bevel gear, the surface of the first bevel gear is meshed with a second bevel gear, and a cross rod is installed at the center of the second bevel gear in a penetrating mode. Through the arrangement of the transverse pipe, the first motor, the first bevel gear, the second bevel gear, the transverse rod, the spiral blade and the material leaking holes, the transverse rod can be driven to drive the spiral blade to rotate, materials entering an inner cavity of the transverse pipe are conveyed, the materials are continuously discharged downwards through the material leaking holes in the process of moving towards the two sides, the materials are evenly scattered downwards, and the material scattering efficiency is improved. And subsequent uniform mixing processing of the materials is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of emulsion explosive production, in particular to a sodium nitrate precise proportioning device in the emulsion explosive production process. Background Art

[0002] Emulsion explosives are made by using emulsifiers to evenly disperse droplets of oxidizer salt aqueous solution in an oil phase continuous medium containing porous substances such as dispersed bubbles or hollow glass microspheres, forming an oil-in-water emulsion explosive.

[0003] After searching, the publication number CN117899692A is named as a raw material proportioning device for emulsion explosive production, including a bottom plate. Through research and analysis, it is found that although it is convenient for weighing different types of raw materials, it still has the following disadvantages to a certain extent;

[0004] For example, the weighed material is directly discharged into the mixing barrel, and the material is piled up and discharged at a certain place in the mixing barrel, which makes it impossible to disperse the material, and is not conducive to the subsequent mixing process of the material. In order to solve the above technical problems, it is necessary for us to design a precise sodium nitrate proportioning device in the production process of emulsion explosives to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a precise sodium nitrate proportioning device in the production process of emulsion explosives, which has the advantages of dispersing and placing the weighed materials, which is conducive to the subsequent uniform mixing of the materials, and solves the problem that the materials are accumulated and discharged in a certain place in the mixing barrel, and the materials cannot be dispersed and placed, which is not conducive to the subsequent uniform mixing and processing of the materials.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a precise proportioning device for sodium nitrate in the production process of emulsion explosives, comprising a box body, a spreading mechanism installed on the top of the box body, a weighing mechanism installed on the top of the spreading mechanism, the spreading mechanism comprising a cross tube, a first motor fixedly connected to the top of the cross tube, a first bevel gear fixedly connected to the bottom of the first motor shaft, a second bevel gear meshed with the surface of the first bevel gear, a cross bar installed through the center of the second bevel gear, spiral blades are fixedly sleeved on both sides of the surface of the cross bar, and a leakage hole is opened at the bottom of the cross tube.

[0007] Preferably, a partition is sleeved on the surface of the cross bar, the surface of the partition is fixedly connected to the inner wall of the cross tube, and the spiral blades on both sides of the cross bar surface rotate in opposite directions.

[0008] Preferably, the weighing mechanism includes an inclined tube, the bottom of the inclined tube is connected to the horizontal tube, the top of the inclined tube is connected to a support frame, horizontal plates are installed on both sides of the support frame, the top of the horizontal plate is fixedly connected to a weighing sensor, and the top of the weighing sensor is fixedly connected to a material receiving box.

[0009] Preferably, a first electric push rod is fixedly connected to the front side of the support frame, and one end of the first electric push rod is fixedly connected to the transverse plate through a support block.

[0010] Preferably, a display screen is connected to the front side of the support frame via screws, and a guide block is fixedly connected to the bottom of the inner wall of the receiving box.

[0011] Preferably, a second motor is connected to the right side of the box body via screws, and a rotating shaft of the second motor passes through the inner cavity of the box body and is fixedly connected to a stirring rod.

[0012] Preferably, the left side of the bottom of the box is connected to an electric discharge valve, and the surface of the box is fixedly connected to an electrostatic releaser.

[0013] Preferably, the surface of the box is connected to a support plate via a rotating shaft, the surface of the box is connected to a spring telescopic rod via a support block, the surface of the spring telescopic rod is connected to a second electric push rod via a rotating shaft, and the bottom of the second electric push rod and the support plate are both fixedly connected to a base plate.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0015] 1. The utility model is equipped with a transverse tube, a first motor, a first bevel gear, a second bevel gear, a transverse rod, a spiral blade and a leakage hole. The transverse rod can drive the spiral blade to rotate, and the material entering the inner cavity of the transverse tube is transported. The material is continuously discharged downward through the leakage hole during the process of moving to both sides, so that the material is evenly scattered downward, which is convenient for the subsequent uniform mixing and processing of the material.

[0016] 2. The utility model can weigh the material in the inner cavity of the receiving box through the support frame, cross plate, weighing sensor and receiving box, which is convenient for accurate control of the material quantity. By setting the first electric push rod and cross plate, the two cross plates can be moved away from each other, driving the weighing sensor and the receiving box to move, so that the two receiving boxes are separated, which is convenient for the downward discharge of the material in the inner cavity of the receiving box. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0018] Figure 2 This is a schematic cross-sectional view of the box and transverse tube of the utility model;

[0019] Figure 3This is a schematic cross-sectional view of the support frame and the horizontal plate of the utility model.

[0020] In the figure: 1. Box body; 2. Material spreading mechanism; 20. Horizontal tube; 21. First motor; 22. First bevel gear; 23. Second bevel gear; 24. Horizontal bar; 25. Spiral blade; 26. Leakage hole; 27. Partition; 3. Weighing mechanism; 30. Inclined tube; 31. Support frame; 32. Horizontal plate; 33. Weighing sensor; 34. Material receiving box; 35. First electric push rod; 36. Display screen; 4. Second motor; 5. Stirring rod; 6. Electric discharge valve; 7. Electrostatic releaser; 8. Support plate; 9. Spring telescopic rod; 10. Second electric push rod. DETAILED DESCRIPTION

[0021] See also Figure 1-Figure 3 , a precise proportioning device for sodium nitrate in the production process of emulsion explosives, including a box body 1, a spreading mechanism 2 is installed on the top of the box body 1, a weighing mechanism 3 is installed on the top of the spreading mechanism 2, the spreading mechanism 2 includes a cross tube 20, the top of the cross tube 20 is fixedly connected to a first motor 21, the bottom of the rotating shaft of the first motor 21 is fixedly connected to a first bevel gear 22, the surface of the first bevel gear 22 is meshed with a second bevel gear 23, a cross bar 24 is installed through the center of the second bevel gear 23, both sides of the surface of the cross bar 24 are fixedly sleeved with spiral blades 25, and a leakage hole 26 is opened at the bottom of the cross tube 20. By arranging the cross tube 20, the first motor 21, the first bevel gear 22, the second bevel gear 23, the cross bar 24, the spiral blade 25 and the leakage hole 26, the cross tube 24 can be driven to drive the spiral blade 25 to rotate, and the material entering the inner cavity of the cross tube 20 is transported. The material is continuously discharged downward through the leakage hole 26 during the movement to both sides, so that the material is evenly spread downward, which is convenient for subsequent uniform mixing processing of the material.

[0022] See also Figure 2 The surface of the cross bar 24 is sleeved with a partition 27, and the surface of the partition 27 is fixedly connected to the inner wall of the cross tube 20. The spiral blades 25 on both sides of the surface of the cross bar 24 rotate in opposite directions. By setting the partition 27, the first bevel gear 22 and the second bevel gear 23 are isolated and protected to prevent the material from contacting the first bevel gear 22 and the second bevel gear 23.

[0023] See also Figure 3 The weighing mechanism 3 includes an inclined tube 30. The bottom of the inclined tube 30 is connected to the horizontal tube 20. The top of the inclined tube 30 is connected to the support frame 31. Horizontal plates 32 are installed on both sides of the support frame 31. A weighing sensor 33 is fixedly connected to the top of the horizontal plate 32. A material receiving box 34 is fixedly connected to the top of the weighing sensor 33. The material receiving box 34 is provided for receiving materials. The weighing sensor 33 is provided to weigh the material receiving box 34, and then the material is weighed, which facilitates accurate control of the material quantity.

[0024] See also Figure 1 A first electric push rod 35 is fixedly connected to the front side of the support frame 31. One end of the first electric push rod 35 is fixedly connected to the cross plate 32 through a support block. By setting the first electric push rod 35 and the cross plate 32, the two cross plates 32 can be moved away from each other, driving the weighing sensor 33 and the material receiving box 34 to move, so that the two material receiving boxes 34 are separated, which facilitates the downward discharge of the material in the inner cavity of the material receiving box 34.

[0025] See also Figure 1 and Figure 3 The front side of the support frame 31 is connected to a display screen 36 by screws, and the bottom of the inner wall of the material receiving box 34 is fixedly connected to a guide block. By setting the display screen 36, the gravity exerted on the weighing sensor 33, that is, the weight of the material, is displayed, which is convenient for the operator to watch. By setting the guide block, the material can be easily diverted downward.

[0026] See also Figure 1 The right side of the box body 1 is connected to a second motor 4 by screws. The rotating shaft of the second motor 4 passes through the inner cavity of the box body 1 and is fixedly connected to a stirring rod 5. By setting the second motor 4 and the stirring rod 5, the material in the inner cavity of the box body 1 is stirred to facilitate uniform mixing of the material.

[0027] See also Figure 1 The left side of the bottom of the box body 1 is connected to an electric discharge valve 6, and the surface of the box body 1 is fixedly connected to an electrostatic releaser 7. By setting the electrostatic releaser 7, the static electricity in the inner cavity of the box body 1 is released to achieve electrostatic balance and improve safety.

[0028] See also Figure 1 The surface of the box body 1 is connected to a support plate 8 through a rotating shaft, and the surface of the box body 1 is connected to a spring telescopic rod 9 through a support block. The surface of the spring telescopic rod 9 is connected to a second electric push rod 10 through a rotating shaft. The second electric push rod 10 and the bottom of the support plate 8 are fixedly connected to the bottom plate. By arranging the support plate 8, the spring telescopic rod 9 and the second electric push rod 10, one side of the box body 1 can be moved vertically, and the box body 1 can be tilted, which facilitates the left and right flow of materials in the inner cavity of the box body 1, so that the materials are evenly stirred and the discharge of materials in the inner cavity of the box body 1 is facilitated.

[0029] During use, sodium nitrate material is poured into the inner cavity of the material receiving box 34, and the weight of the material is weighed by the weighing sensor 33. By controlling the operation of the first electric push rod 35, the cross plate 32 is driven to move, and the cross plate 32 drives the weighing sensor 33 and the material receiving box 34 to move, so that the two material receiving boxes 34 are separated, so that the material flows downward, and the material flows into the inner cavity of the cross pipe 20 through the inclined pipe 30. By controlling the operation of the first motor 21, the first bevel gear 22 is driven to rotate, and the first bevel gear 22 drives the second bevel gear 23 and the cross bar 24 to rotate. The cross bar 24 drives the spiral blade 25 to rotate, and the material is transported to both sides. The material is continuously discharged downward from the leakage hole 26 during the movement, so that the material is evenly spread in the inner cavity of the box body 1. The stirring rod 5 is driven to rotate by controlling the operation of the second motor 4 to stir the material. By controlling the operation of the second electric push rod 10, the right side of the box body 1 is driven to move vertically, so that the material in the inner cavity of the box body 1 flows left and right, so that the material is evenly mixed. After the material mixing is completed, the right side of the box body 1 is tilted and the material is discharged through the electric discharge valve 6.

[0030] In summary, the sodium nitrate precise proportioning device in the emulsion explosive production process solves the problem that the material is accumulated and discharged in a certain place in the mixing barrel, the material cannot be dispersed and discharged, and is not conducive to the subsequent uniform mixing and processing of the material by arranging the cross tube 20, the first motor 21, the first bevel gear 22, the second bevel gear 23, the cross bar 24, the spiral blade 25 and the leakage hole 26.

Claims

1. A sodium nitrate precise proportioning device for the production of emulsion explosives, comprising a housing (1), characterized in that: A material spreading mechanism (2) is installed on the top of the box body (1), and a weighing mechanism (3) is installed on the top of the material spreading mechanism (2). The material spreading mechanism (2) comprises a transverse tube (20), a first motor (21) is fixedly connected to the top of the transverse tube (20), a first bevel gear (22) is fixedly connected to the bottom of the rotating shaft of the first motor (21), a second bevel gear (23) is meshed on the surface of the first bevel gear (22), a transverse rod (24) is installed through the center of the second bevel gear (23), spiral blades (25) are fixedly sleeved on both sides of the surface of the transverse rod (24), and a material leakage hole (26) is opened at the bottom of the transverse tube (20).

2. The sodium nitrate precise proportioning device in the emulsion explosive production process according to claim 1, characterized in that: The surface of the crossbar (24) is sleeved with a partition (27), the surface of the partition (27) is fixedly connected to the inner wall of the cross tube (20), and the spiral blades (25) on both sides of the surface of the crossbar (24) rotate in opposite directions.

3. The sodium nitrate precise proportioning device in the emulsion explosive production process according to claim 1, characterized in that: The weighing mechanism (3) comprises an inclined tube (30), the bottom of the inclined tube (30) is connected to the horizontal tube (20), the top of the inclined tube (30) is connected to a support frame (31), and horizontal plates (32) are installed on both sides of the support frame (31). A weighing sensor (33) is fixedly connected to the top of the horizontal plate (32), and a material receiving box (34) is fixedly connected to the top of the weighing sensor (33).

4. The sodium nitrate precise proportioning device in the emulsion explosive production process according to claim 3, characterized in that: A first electric push rod (35) is fixedly connected to the front side of the support frame (31), and one end of the first electric push rod (35) is fixedly connected to the transverse plate (32) via a support block.

5. The sodium nitrate precise proportioning device in the emulsion explosive production process according to claim 4, characterized in that: The front side of the support frame (31) is connected to a display screen (36) via screws, and the bottom of the inner wall of the material receiving box (34) is fixedly connected to a guide block.

6. The sodium nitrate precise proportioning device in the emulsion explosive production process according to claim 1, characterized in that: The right side of the box body (1) is connected to a second motor (4) via screws, and the rotating shaft of the second motor (4) passes through the inner cavity of the box body (1) and is fixedly connected to a stirring rod (5).

7. The sodium nitrate precise proportioning device in the emulsion explosive production process according to claim 1, characterized in that: The left side of the bottom of the box body (1) is connected to an electric discharge valve (6), and the surface of the box body (1) is fixedly connected to an electrostatic releaser (7).

8. The sodium nitrate precise proportioning device in the emulsion explosive production process according to claim 1, characterized in that: The surface of the box body (1) is connected to a support plate (8) via a rotating shaft, the surface of the box body (1) is connected to a spring telescopic rod (9) via a support block, the surface of the spring telescopic rod (9) is connected to a second electric push rod (10) via a rotating shaft, and the bottoms of the second electric push rod (10) and the support plate (8) are both fixedly connected to a bottom plate.

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