Powder collecting hopper for electrode induction melting gas atomization powder manufacturing equipment

Abstract

The utility model discloses a powder collecting hopper for electrode induction melting gas atomization powder making equipment, which comprises a transfer bracket, a hopper body mounted on the transfer bracket, a hopper cover detachably arranged on the hopper body, two ball valves mounted on the hopper cover, and an inert gas inlet channel and an inert gas exhaust channel, the upper butterfly valve is arranged on the hopper cover and is communicated with the hopper body and the atomizing chamber, and the pressure gauge is arranged on the hopper cover and is used for detecting the air pressure in the hopper body; the nickel-based high-temperature alloy powder collecting device has the advantages that more nickel-based high-temperature alloy powder can be collected; an upper butterfly valve and a lower butterfly valve are arranged for control, powder can be collected into a small transfer barrel by opening the lower butterfly valve, and gas protection is performed in the whole process in the hopper, so that the powder is prevented from being polluted by air in the transfer process; the ring crane bolt above the hopper and the transfer bracket below the hopper provide various selectable modes for rapid transfer of the hopper, and even the hopper can be integrally hoisted to a transport vehicle for long-distance transport.

Description

Technical Field

[0001] The utility model belongs to the technical field of electrode induction melting gas atomization powder making, and particularly relates to a powder collecting hopper for an electrode induction melting gas atomization powder making device. Background Art

[0002] The electrode induction melting gas atomization powder making technology is an advanced method for preparing high-quality metal powders; this technology uses a high-frequency induction coil to heat a metal rod, melt it and form metal droplets, and atomize and solidify them into powders through a high-speed gas flow; the metal powders produced by this method have the advantages of high sphericity, low impurity content, high fineness ratio, etc.; however, the gas atomization powder making device still has deficiencies in powder collection and transportation, especially in terms of powder transportation efficiency and continuous production capacity.

[0003] The existing gas atomization powder making devices are inefficient in the process of powder collection and transportation, often requiring frequent shutdowns for powder transportation and processing, resulting in discontinuous production processes, affecting the overall production efficiency and powder quality, and increasing production costs. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a powder collecting hopper for an electrode induction melting gas atomization powder making device to improve the problem of low powder transportation efficiency of the current device.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a powder collecting hopper for an electrode induction melting gas atomization powder making device, including a transfer bracket, a hopper body installed on the transfer bracket, a hopper cover detachably installed on the hopper body, two ball valves installed on the hopper cover, which are respectively the intake and exhaust channels for inert gas, an upper butterfly valve installed on the hopper cover and communicating the hopper body with the atomization chamber, a pressure gauge installed on the hopper cover to detect the air pressure inside the hopper body, a pressure relief valve installed on the hopper cover to balance the pressure, and a lower butterfly valve installed at the discharge end of the hopper body.

[0006] Preferably, it further includes a fastening mechanism arranged on the hopper body and the hopper cover. The fastening mechanism includes fastening blocks symmetrically installed on the side surface of the hopper cover, threaded grooves opened on the side surface of the fastening blocks, fastening plates symmetrically installed on the top of the hopper body, vertical plates arranged on the top of the fastening plates, through holes opened inside the vertical plates, threaded rods passing through the through holes, nuts fixedly installed on the side surface of the vertical plates, and one end of the threaded rod can be screwed into the inside of the threaded groove.

[0007] Preferably, the fastening plate is of a cuboid structure, and symmetrically distributed fixing holes are opened inside the fastening plate.

[0008] Preferably, it further includes handles symmetrically installed on the top of the hopper cover, and the handles are of an "n" shape.

[0009] Preferably, the transfer bracket includes four struts and connecting steels for splicing the four struts.

[0010] Preferably, it further includes ring suspension bolts installed at the tops of the struts and support plates installed at the tops of the connecting steels.

[0011] Preferably, it further includes a transfer barrel detachably installed on the support plate, and sliding components are arranged on the transfer barrel and the support plate.

[0012] Preferably, the sliding components include sliding plates symmetrically arranged at the bottom of the transfer barrel, sliding grooves symmetrically formed at the top of the support plate for the sliding plates to slide, and a plurality of universal balls installed at the inner bottom of the sliding grooves.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] More nickel-based superalloy powders can be collected; and there are upper and lower butterfly valves for control. Opening the lower butterfly valve can collect the powders into a small transfer barrel, and the hopper is under gas protection throughout the process to prevent the powders from being polluted by air during the transfer process; the ring suspension bolts above the hopper and the transfer bracket below provide multiple optional ways for the rapid transfer of the hopper, and even the hopper can be lifted as a whole onto a transport vehicle for long-distance transportation. Description of the Drawings

[0015] Figure 1 is a schematic structural diagram of the present utility model;

[0016] Figure 2 is of the present utility model Figure 1 amplified structural schematic diagram of the R area in;

[0017] Figure 3 is a partial three-dimensional structural schematic diagram of the fastening mechanism of the present utility model;

[0018] Figure 4 is of the present utility model Figure 1 amplified structural schematic diagram of the Q area in.

[0019] In the figure: 1, strut; 11, ring suspension bolt; 2, connecting steel; 3, support plate; 31, sliding groove; 310, universal ball; 4, transfer barrel; 41, sliding plate; 5, hopper body; 51, lower butterfly valve; 52, positioning groove; 520, retaining piece; 6, hopper cover; 61, handle; 62, upper butterfly valve; 63, pressure gauge; 64, ball valve; 65, positioning block; 66, fastening block; 660, threaded groove; 67, pressure relief valve; 7, fastening plate; 71, vertical plate; 710, nut; 8, threaded rod. Detailed Embodiments

[0020] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0021] Embodiment 1

[0022] Please refer to Figures 1 - 3 , which is the first embodiment of the present utility model. This embodiment provides a powder collecting hopper for an electrode induction melting gas atomization powder making device, including a transfer bracket that can bear the mass of the entire hopper, facilitating the transfer using a hydraulic forklift. A hopper body 5 is installed on the transfer bracket, increasing the convenience of hopper transfer. A hopper cover 6 is detachably installed on the hopper body 5. The hopper cover 6 can be removed to facilitate cleaning the inside of the hopper when replacing the powder material. Two ball valves 64 are installed on the hopper cover 6, and the two ball valves 64 are diagonally installed, serving as the inlet and exhaust channels for inert gas respectively, protecting the powder in the hopper from air pollution. An upper butterfly valve 62 is installed on the hopper cover 6, and the upper butterfly valve 62 communicates the hopper body 5 with the atomization chamber and has good airtightness, ensuring no air pollution in the chamber after the hopper is separated from the atomization chamber. A pressure gauge 63 installed on the hopper cover 6 detects the air pressure in the hopper body 5 to ensure safe discharging. A pressure relief valve 67 installed on the hopper cover 6 balances the pressure. A lower butterfly valve 51 is installed at the discharging end of the hopper body 5. The lower butterfly valve 51 is used to connect a small transfer bucket 4 from below for discharging after powder making stops, realizing simple and efficient collection of the powder.

[0023] In this embodiment, preferably, a fastening mechanism is further provided on the hopper body 5 and the hopper cover 6. The fastening mechanism includes fastening blocks 66 symmetrically installed on the side surface of the hopper cover 6, realizing the addition of the fastening blocks 66. Thread grooves 660 are opened on the side surface of the fastening blocks 66, realizing the opening of the thread grooves 660. Fastening plates 7 are symmetrically installed on the top of the hopper body 5, realizing the addition of the fastening plates 7. Vertical plates 71 are provided on the top of the fastening plates 7. The fastening plates 7 increase the support for the vertical plates 71. Perforations are opened inside the vertical plates 71, realizing the opening of the perforations. Threaded rods 8 penetrate through the perforations, and nuts 710 are fixedly installed on the side surface of the vertical plates 71, realizing the addition of the nuts 710. The threaded rods 8 penetrate through the nuts 710 and can be screwed into the inside of the thread grooves 660. When the threaded rods 8 rotate and are screwed into the inside of the thread grooves 660, it helps to increase the stability of the installation of the hopper cover 6 and realize the assembly of the hopper cover 6 and the hopper body 5. When the threaded rods 8 are disengaged from the thread grooves 660, the hopper cover 6 can be disassembled. When installing the hopper cover 6, the positioning blocks 65 can be inserted into the inside of the positioning grooves 52 along the retaining pieces 520, increasing the positioning during the installation of the hopper cover 6.

[0024] In this embodiment, preferably, the fastening plate 7 is of a cuboid structure, and symmetrically distributed fixing holes are provided inside the fastening plate 7, facilitating the fixing of the fastening plate 7 to the hopper body 5 by screws passing through the fixing holes.

[0025] In this embodiment, preferably, it further includes handles 61 symmetrically installed on the top of the hopper cover 6, and the handles 61 are of an "n" - shaped structure, making it more convenient to disassemble the hopper cover 6 through the "n" - shaped handles 61.

[0026] In this embodiment, preferably, the transfer bracket includes four struts 1 and connecting steels 2 for splicing the four struts 1, which helps to realize the splicing of the struts 1 and the connecting steels 2.

[0027] In this embodiment, preferably, it further includes a ring - lifting bolt 11 installed on the top of the strut 1 for overall transfer after the hopper is full, and a support plate 3 installed on the top of the connecting steel 2, realizing the addition of the support plate 3.

[0028] Embodiment 2

[0029] Please refer to Figures 1 - 4 , which is the second embodiment of the present utility model. This embodiment is based on the previous embodiment, and the differences are as follows:

[0030] It further includes a transfer bucket 4 detachably installed on the support plate 3 to increase the convenience of discharging and transferring. Sliding components are provided on the transfer bucket 4 and the support plate 3. The sliding components include sliding plates 41 symmetrically arranged at the bottom of the transfer bucket 4, realizing the addition of the sliding plates 41, sliding grooves 31 symmetrically opened on the top of the support plate 3 for the sliding plates 41 to slide, and a plurality of universal balls 310 installed at the inner bottom of the sliding grooves 31. With the cooperation of the universal balls 310, the pulling and installation efficiency of the transfer bucket 4 is increased.

[0031] Although the embodiments of the present utility model have been shown and described, as detailed in the above description, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A powder collecting hopper for electrode induction melting gas atomization powder making equipment, characterized in that: The invention comprises a transfer bracket, a hopper body (5) mounted on the transfer bracket, a hopper cover (6) detachably mounted on the hopper body (5), two ball valves (64) mounted on the hopper cover (6), which are respectively an inert gas inlet and exhaust passage, an upper butterfly valve (62) mounted on the hopper cover (6), and the upper butterfly valve (62) connects the hopper body (5) and an atomization chamber, a pressure gauge (63) mounted on the hopper cover (6) for detecting the air pressure in the hopper body (5), a pressure relief valve (67) mounted on the hopper cover (6) for balancing the pressure, and a lower butterfly valve (51) mounted on the discharge end of the hopper body (5).

2. The powder collecting hopper for electrode induction melting gas atomization powder making equipment according to claim 1, characterized in that: The invention also comprises a fastening mechanism arranged on the hopper body (5) and the hopper cover (6), wherein the fastening mechanism comprises a fastening block (66) symmetrically mounted on the side surface of the hopper cover (6), a threaded groove (660) provided on the side surface of the fastening block (66), a fastening plate (7) symmetrically mounted on the top of the hopper body (5), a vertical plate (71) provided on the top of the fastening plate (7), a through hole provided inside the vertical plate (71), a threaded rod (8) passing through the through hole, and a nut (710) fixedly mounted on the side surface of the vertical plate (71), wherein one end of the threaded rod (8) can be screwed into the inside of the threaded groove (660).

3. The powder collecting hopper for the electrode induction melting gas atomization powder making equipment according to claim 2, characterized in that: The fastening plate (7) is a rectangular parallelepiped structure, and symmetrically distributed fixing holes are provided inside the fastening plate (7).

4. The powder collecting hopper for electrode induction melting gas atomization powder making equipment according to claim 1, characterized in that: It also includes a handle (61) symmetrically mounted on the top of the hopper cover (6), and the handle (61) is an "n"-shaped structure.

5. The powder collecting hopper for electrode induction melting gas atomization powder making equipment according to claim 1, characterized in that: The transfer bracket comprises four pillars (1) and connecting steel (2) splicing the four pillars (1).

6. The powder collecting hopper for electrode induction melting gas atomization powder making equipment according to claim 5, characterized in that: It also includes a ring bolt (11) installed on the top of the pillar (1) and a support plate (3) installed on the top of the connecting steel (2).

7. The powder collecting hopper for electrode induction melting gas atomization powder making equipment according to claim 6, characterized in that: It also comprises a transfer barrel (4) which is detachably mounted on the support plate (3), wherein sliding components are arranged on the transfer barrel (4) and the support plate (3).

8. The powder collecting hopper for electrode induction melting gas atomization powder making equipment according to claim 7, characterized in that: The sliding component comprises a slide plate (41) symmetrically arranged at the bottom of the transfer barrel (4), a slide groove (31) symmetrically opened at the top of the support plate (3) for the slide plate (41) to slide, and a plurality of universal balls (310) installed at the bottom of the slide groove (31).

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