Four-pipe reduction furnace feeding system

Abstract

The utility model relates to the technical field of four-tube reduction furnaces, in particular to a feeding system of a four-tube reduction furnace. Comprising a bottom plate and an auxiliary mechanism, the auxiliary mechanism comprises a main vacuum material suction machine, a feeding pipe, a discharging pipe, a material storage tank, a matching device and a discharging device, during processing, the main vacuum material suction machine acts, a vacuum material suction pump works to generate a vacuum environment, raw materials pass through the feeding pipe, the main vacuum material suction machine, the discharging pipe and the matching device and then are sucked into the material storage tank to be stored in a centralized mode, and therefore the processing efficiency is improved. And finally, the materials are conveyed to a plurality of external devices through the discharging device, so that centralized feeding and use are achieved, centralized feeding of a plurality of devices can be achieved when feeding is conducted on the four-pipe reduction furnace, cost reduction is facilitated, machining efficiency is improved, and machining and use are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of four-tube reduction furnaces, in particular to a four-tube reduction furnace feeding system. Background Art

[0002] The hydrogen reduction process of tungsten oxide is generally carried out in a multi-tube furnace. Among the tubular reduction furnaces, the most commonly used ones in China are the thirteen-tube reduction furnace and the four-tube reduction furnace.

[0003] The four-tube reduction furnace is a commonly used tungsten oxide hydrogen reduction equipment. Its furnace shell is welded with ordinary steel plates. The four furnace tubes are placed at the same level in the same furnace. Compared with the upper and lower structures of the old four-tube muffle furnace, the temperature uniformity is much better. The automation level of the four-tube reduction furnace is higher than that of the thirteen-tube reduction furnace, and it is easier to realize mechanization and electrification. In addition, the four-tube reduction furnace has a large production capacity, but the unit power consumption is lower than that of the thirteen-tube reduction furnace.

[0004] However, most traditional four-tube reduction furnaces use separate feeding, which is costly, inefficient, and inconvenient to process and use. Utility Model Content

[0005] The utility model aims to provide a four-tube reduction furnace feeding system, which aims to realize centralized feeding of multiple devices when feeding the four-tube reduction furnace, thereby reducing costs, improving processing efficiency and facilitating processing and use.

[0006] To achieve the above-mentioned purpose, the utility model provides a four-tube reduction furnace feeding system, including a bottom plate and an auxiliary mechanism;

[0007] The auxiliary mechanism includes a main vacuum suction machine, a feed pipe, a discharge pipe, a storage tank, a matching device and a discharge device. The main vacuum suction machine is fixedly connected to the bottom plate and is located on the bottom plate. The feed pipe is fixedly connected to the main vacuum suction machine and is located on one side of the feed port of the main vacuum suction machine. The discharge pipe is arranged on the discharge port of the main vacuum suction machine. The storage tank is located on one side of the bottom plate. The matching device is arranged on the side of the discharge pipe close to the storage tank. The discharge device is arranged at the bottom of the storage tank and is arranged in a ring-shaped interval.

[0008] Wherein, the matching device includes a connecting pipe and a conveying assembly, the connecting pipe is detachably connected to the discharge pipe and is located on one side of the discharge pipe; the conveying assembly is arranged on the side of the connecting pipe close to the storage tank.

[0009] Among them, the conveying assembly includes an auxiliary vacuum suction machine and a conduit, the auxiliary vacuum suction machine is detachably connected to the connecting pipe, and is located on the side of the connecting pipe away from the feeding pipe; the conduit is respectively detachably connected to the auxiliary vacuum suction machine and the material storage tank, and is located on the side of the auxiliary vacuum suction machine close to the material storage tank.

[0010] Among them, the discharging device includes an electric valve and a conveying pipe. The electric valve is fixedly connected to the material storage tank and is arranged at the bottom of the material storage tank in an annular interval; the conveying pipe is fixedly connected to the electric valve and is located at the bottom of the electric valve.

[0011] Wherein, the auxiliary mechanism also includes a reducer and a stirring roller, the reducer is fixedly connected to the material storage tank and is located on the top of the material storage tank; the stirring roller is fixedly connected to the output shaft of the reducer and is located in the material storage tank.

[0012] The utility model discloses a feeding system for a four-tube reduction furnace, wherein a main vacuum suction machine is installed on a bottom plate, a feeding pipe is installed on a feeding port of the main vacuum suction machine, an inlet of the main vacuum suction machine is connected with an external raw material input pipe, a discharging pipe is installed on a discharging port of the vacuum suction machine, a storage tank is located on one side of the bottom plate, a matching device is arranged on a side of the discharging pipe close to the storage tank, the discharging device is arranged at the bottom of the storage tank, and is arranged in an annular interval. During processing, the main vacuum suction machine is actuated, and its vacuum suction pump works to generate a vacuum environment, and the raw materials are sucked into the storage tank for centralized storage after passing through the feeding pipe, the main vacuum suction machine, the discharging pipe and the matching device, and finally transported to multiple external devices through the discharging device to realize centralized feeding and use, thereby realizing centralized feeding of multiple devices when feeding the four-tube reduction furnace, which is beneficial to reducing costs, improving processing efficiency, and facilitating processing and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0014] Figure 1 It is a schematic diagram of the overall structure of the four-tube reduction furnace feeding system of the first embodiment of the utility model.

[0015] Figure 2 It is a front view of the four-tube reduction furnace feeding system of the first embodiment of the utility model.

[0016] Figure 3 It is a schematic diagram of the overall structure of the four-tube reduction furnace feeding system of the second embodiment of the utility model.

[0017] Figure 4 It is a schematic structural diagram of a stirring roller according to a second embodiment of the utility model.

[0018] In the figure: 101-bottom plate, 102-main vacuum suction machine, 103-feeding pipe, 104-discharging pipe, 105-storage tank, 106-connecting pipe, 107-auxiliary vacuum suction machine, 108-conduit, 109-electric valve, 110-conveying pipe, 201-reducer, 202-mixing roller. DETAILED DESCRIPTION

[0019] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0020] Embodiment 1:

[0021] like Figure 1 and Figure 2 As shown, Figure 1 This is the overall structural diagram of the four-tube reduction furnace feeding system. Figure 2 It is a front view of a four-tube reduction furnace feeding system. The utility model provides a four-tube reduction furnace feeding system: including a bottom plate 101 and an auxiliary mechanism, the auxiliary mechanism includes a main vacuum suction machine 102, a feeding pipe 103, a discharging pipe 104, a storage tank 105, a matching device and a discharging device, the matching device includes a connecting pipe 106 and a conveying assembly, the conveying assembly includes an auxiliary vacuum suction machine 107 and a conduit 108, and the discharging device includes an electric valve 109 and a conveying pipe 110. Through the above scheme, when feeding a four-tube reduction furnace, multiple devices can be fed centrally, which is conducive to reducing costs, improving processing efficiency, and facilitating processing and use. It can be understood that the above scheme can realize the centralized feeding of multiple devices, which is conducive to reducing costs, improving processing efficiency, and facilitating processing and use.

[0022] In this embodiment, the base plate 101 is provided with mounting holes to facilitate installation and fixation by anchor bolts.

[0023] Among them, the main vacuum suction machine 102 is fixedly connected to the base plate 101 and is located on the base plate 101, the feed pipe 103 is fixedly connected to the main vacuum suction machine 102 and is located on one side of the feed port of the main vacuum suction machine 102, the discharge pipe 104 is arranged on the discharge port of the main vacuum suction machine 102, the storage tank 105 is located on one side of the base plate 101, the matching device is arranged on the side of the discharge pipe 104 close to the storage tank 105, and the discharge device is arranged at the bottom of the storage tank 105 and is arranged in a ring-shaped interval. The main vacuum suction machine 102 is fixed to the base plate 101 by bolts, and the base plate 101 is fixed by anchor bolts to realize the fixed installation of the main vacuum suction machine 102. The inlet side flange of the feed pipe 103 is connected with the raw material input pipeline, and the output side flange is installed on the inlet flange of the main vacuum suction machine 102 by bolts. The discharge pipe 104 is arranged on the discharge port of the main vacuum suction machine 102. A sealing cover is arranged on the top of the storage tank 105, and the bottom has a tapered structure for easy discharge. The internal cavity is used for raw material storage. The matching device is arranged on the side of the discharge pipe 104 close to the storage tank 105 for raw material conveying matching. The discharge device is arranged at the bottom of the storage tank 105 and is arranged at an annular interval for conveying raw materials to multiple external devices.

[0024] Secondly, the connecting pipe 106 is detachably connected to the discharge pipe 104 and is located on one side of the discharge pipe 104; the conveying assembly is arranged on the connecting pipe 106 near the storage tank 105. The input side flange of the connecting pipe 106 is connected to the output side flange of the discharge pipe 104 through a screw nut, and the conveying assembly is arranged on the connecting pipe 106 near the storage tank 105 for raw material transportation.

[0025] Then, the auxiliary vacuum suction machine 107 is detachably connected to the connecting pipe 106 and is located on the side of the connecting pipe 106 away from the feeding pipe 103; the conduit 108 is detachably connected to the auxiliary vacuum suction machine 107 and the storage tank 105, respectively, and is located on the side of the auxiliary vacuum suction machine 107 close to the storage tank 105. The inlet and outlet flanges of the auxiliary vacuum suction machine 107 are connected to the flanges on the connecting pipe 106 and the conduit 108 through screws and nuts, respectively, and the outlet flange of the conduit 108 is installed on the outside of the feeding port of the top sealing cover of the storage tank 105 through bolts. The auxiliary vacuum suction machine 107 is used for auxiliary conveying during raw material conveying. The main vacuum suction machine 102 and the auxiliary vacuum suction machine 107 are semi-automatic CNC devices.

[0026] Finally, the electric valve 109 is fixedly connected to the storage tank 105 and is annularly spaced at the bottom of the storage tank 105; the delivery pipe 110 is fixedly connected to the electric valve 109 and is located at the bottom of the electric valve 109. The top mounting plate of the electric valve 109 is bolted to the bottom discharge port of the storage tank 105, the top flange of the delivery pipe 110 is connected to the outlet side flange of the electric valve 109 through a screw nut, and the outlet flange of the delivery pipe 110 is connected to the feed pipe flange of the external device through a screw nut.

[0027] When the utility model is used to feed a four-tube reduction furnace, multiple devices can be fed in a centralized manner, which is beneficial to reducing costs, improving processing efficiency, and facilitating processing and use. During processing, the main vacuum suction machine 102 is actuated, and its vacuum suction pump works to generate a vacuum environment. The raw materials pass through the feeding pipe 103, the main vacuum suction machine 102, and the discharge pipe 104 in turn, and then enter the auxiliary vacuum suction machine 107 through the connecting pipe 106. After the auxiliary vacuum suction pump of the auxiliary vacuum suction machine 107 works, the sucked raw materials are sent to the storage tank 105 through the conduit 108 for centralized storage. Finally, by controlling multiple electric valves 109 to open at the same time or open individually, the raw materials can be transported to multiple external devices or a single device through the conveying pipe 110 to realize centralized feeding and use, thereby realizing that when feeding a four-tube reduction furnace, multiple devices can be fed in a centralized manner, which is beneficial to reducing costs, improving processing efficiency, and facilitating processing and use.

[0028] Embodiment 2:

[0029] like Figure 3 and Figure 4 As shown, Figure 3 This is the overall structural diagram of the four-tube reduction furnace feeding system. Figure 4 202 is a schematic diagram of the structure of the stirring roller 202 . On the basis of the first embodiment, the utility model provides a four-tube reduction furnace feeding system, and the auxiliary mechanism further includes a reducer 201 and a stirring roller 202 .

[0030] The reducer 201 is fixedly connected to the storage tank 105 and is located at the top of the storage tank 105; the stirring roller 202 is fixedly connected to the output shaft of the reducer 201 and is located inside the storage tank 105. The reducer 201 is installed on the top cover plate of the storage tank 105 by bolts, and the top connecting shaft of the stirring roller 202 is connected to the output shaft of the reducer 201 through a rigid coupling. The top of the stirring roller 202 has an inclined portion to avoid the accumulation of raw materials. Its bottom will be close to the upper end surface of the conical bottom inner cavity of the storage tank 105, but a safe distance is left, so that no interference occurs during rotation, which is convenient for stable stirring of the raw materials.

[0031] In this embodiment, by providing the reducer 201 and the stirring roller 202, when the raw materials are discharged, the reducer 201 can drive the stirring roller 202 to rotate, thereby stirring the raw materials, increasing the fluidity of the raw materials inside the storage tank 105, and avoiding discharge blockage.

[0032] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A four-tube reduction furnace feeding system, comprising a bottom plate, characterized in that: It also includes auxiliary institutions; The auxiliary mechanism includes a main vacuum suction machine, a feed pipe, a discharge pipe, a storage tank, a matching device and a discharge device. The main vacuum suction machine is fixedly connected to the bottom plate and is located on the bottom plate. The feed pipe is fixedly connected to the main vacuum suction machine and is located on one side of the feed port of the main vacuum suction machine. The discharge pipe is arranged on the discharge port of the main vacuum suction machine. The storage tank is located on one side of the bottom plate. The matching device is arranged on the side of the discharge pipe close to the storage tank. The discharge device is arranged at the bottom of the storage tank and is arranged in a ring-shaped interval.

2. The four-tube reduction furnace feeding system according to claim 1, characterized in that: The matching device includes a connecting pipe and a conveying assembly. The connecting pipe is detachably connected to the discharge pipe and is located on one side of the discharge pipe. The conveying assembly is arranged on the side of the connecting pipe close to the storage tank.

3. The four-tube reduction furnace feeding system according to claim 2, characterized in that: The conveying assembly includes an auxiliary vacuum suction machine and a conduit. The auxiliary vacuum suction machine is detachably connected to the connecting pipe and is located on a side of the connecting pipe away from the feeding pipe; the conduit is respectively detachably connected to the auxiliary vacuum suction machine and the material storage tank, and is located on a side of the auxiliary vacuum suction machine close to the material storage tank.

4. The four-tube reduction furnace feeding system according to claim 1, characterized in that: The discharging device includes an electric valve and a conveying pipe. The electric valve is fixedly connected to the material storage tank and is arranged at the bottom of the material storage tank in an annular interval; the conveying pipe is fixedly connected to the electric valve and is located at the bottom of the electric valve.

5. The four-tube reduction furnace feeding system according to claim 1, characterized in that: The auxiliary mechanism also includes a reducer and a stirring roller. The reducer is fixedly connected to the material storage tank and is located on the top of the material storage tank; the stirring roller is fixedly connected to the output shaft of the reducer and is located in the material storage tank.

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