Feed screening device for powder concentrator

Abstract

The utility model relates to the technical field of powder selecting machines, and discloses a feeding and screening device for a powder selecting machine. The feeding and screening device for the powder concentrator comprises a shell, a mounting frame is movably connected to the upper portion of the inner wall of the shell, a screening frame is fixedly mounted at the center of the interior of the shell, a collecting frame is fixedly connected to the lower portion of the screening frame, and a bottom plate is fixedly mounted at the bottom of the inner surface of the collecting frame; a baffle is fixedly connected to one side of the upper portion of the bottom plate, a splitter plate is fixedly mounted on one side of the bottom plate, a feeding frame is fixedly mounted on the outer side of the shell, a connecting plate is fixed to one side of the feeding frame, a base is fixedly mounted on the outer side of the connecting plate, and an electric push rod is fixedly mounted on the upper portion of the base. According to the novel feeding and screening device for the powder concentrator, the situation that stacking occurs at the butt joint point of the screening net structure and the feeding structure is avoided, the use rate of the material feeding, machining and grinding procedure is improved, and meanwhile the material feeding working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of powder selectors, in particular to a feed screening device for powder selectors. Background Art

[0002] The powder classifier is an important part of the slag vertical mill and a very important link in slag grinding. During the operation of the powder classifier, the staff will pour the materials into the powder classifier for processing, but the materials need to be screened before pouring in to ensure the grinding effect of the materials.

[0003] The existing referenceable Chinese utility model patent with announcement number: CN212216219U discloses a feed screening device for a powder selection machine. The utility model comprises: a shell, the top of which is set as an opening; a plurality of crushing devices, which are arranged at the lower side of the opening and fixed to the inner side of the shell through a rotating shaft, and each of the rotating shafts is provided with a cam; a screen, which is arranged horizontally and fixed to the inner side wall of the shell through a first connecting column at the middle position of the opposite end side walls, and swing devices are respectively provided on both sides of the bottom of the screen; a material collection port, which is arranged at the bottom of the shell and below the screen. The utility model can adjust the amount of material entering according to the discharge amount of the material, avoiding the phenomenon that the screening efficiency of the screen is low due to excessive load-bearing, and can gradually disperse the material to prevent the material from piling up on the screen.

[0004] The existing feed screening device for powder selection machine uses a screening net to screen and feed materials, but material accumulation is likely to occur at the joint between the screening net and the feed structure, resulting in reduced material feeding and grinding process utilization and reduced work efficiency. At the same time, the feed ports of powder selection machines of different models are the same size, making it inconvenient to adjust the feed docking point during use of the feed screening device, resulting in side leakage and waste of material during the feeding process, reducing the practicality of the feed screening device for powder selection machine. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a feed screening device for a powder selection machine, which has the advantages of avoiding accumulation at the joint between the screening net and the feed structure, improving the practicality of the feed screening device for a powder selection machine, and solving the above-mentioned technical problems.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: the feeding and screening device for the powder selection machine comprises a shell for connecting the overall structure, a mounting frame for connecting and installing for cooperative use is movably connected to the upper inner wall of the shell, a screening frame for material screening is fixedly installed at the inner center position of the shell, a collecting frame for material collection is fixedly connected below the screening frame, a bottom plate for connecting and using is fixedly installed at the bottom of the inner surface of the collecting frame, a baffle for blocking materials is fixedly connected to one side above the bottom plate, a diverter plate is fixedly installed on one side of the bottom plate, a feeding rack for feeding structure is fixedly installed on the outer side of the shell, a connecting plate for cooperating with feeding is fixedly fixed on one side of the feeding rack, a base for installation and connection is fixedly installed on the outer side of the connecting plate, an electric push rod for width adjustment is fixedly installed above the base, a control panel for controlling operation is fixedly installed on one end of the electric push rod, and the control panel is movably connected above the connecting plate.

[0009] As the preferred technical solution of the utility model, support plates are fixedly connected to the upper sides of the installation frame, an upper screening hole is fixedly installed through the bottom of the inner surface of the installation frame, and the support plate is movably connected to the top of the outer shell; the upper screening hole is used for material screening operations.

[0010] As a preferred technical solution of the utility model, a telescopic frame is movably connected to the top of the screening frame, a chamber is fixedly installed on the top of the screening frame, and a tension spring is movably connected to the inside of the chamber; the tension spring connects the telescopic frame to the inside of the edge of the screening frame for use.

[0011] As a preferred technical solution of the utility model, a telescopic frame is fixedly connected to the top of the tension spring, a vibration motor is fixedly installed below the screening frame, and a mounting seat is fixedly installed below the vibration motor; the vibration motor is used to vibrate the screening frame above.

[0012] As a preferred technical solution of the utility model, the mounting seat is fixedly installed on the inner wall of the shell, and a lower screening hole is fixedly installed through one side of the screening frame; the lower screening hole is used for secondary material screening operation.

[0013] As a preferred technical solution of the utility model, a support frame is fixedly installed below the collection frame, and the support frame is fixedly installed on the bottom of the inner surface of the shell; the support frame supports the collection frame on the inner wall of the shell for use.

[0014] As a preferred technical solution of the utility model, a discharge outlet is fixedly installed on one side of the collection frame, an inner pipe is fixedly connected to one side of the discharge outlet, and an outer pipe is fixedly connected to one end of the inner pipe; the outer pipe passes through the inner wall of the outer shell and is connected to the inner pipe for use.

[0015] Compared with the prior art, the utility model provides a feed screening device for a powder selection machine, which has the following beneficial effects:

[0016] 1. The utility model installs the bottom plate at the bottom of the inner surface of the collecting frame, and the bottom plate is used with a baffle and a diverter plate. The diverter plate is used for material separation and feeding operations, thereby avoiding accumulation at the docking point of the screening mesh structure and the feeding structure, improving the material feeding and grinding process, and controlling the material feeding to improve work efficiency.

[0017] 2. The utility model is used in conjunction with a feed rack installed on the outer side of the shell. The feed rack is used to transport the screened materials to the powder selector for processing and operation. One side of the feed rack is fixedly connected to a connecting plate, and the outer side of the connecting plate is fixedly connected to a base. The top of the base is used to install an electric push rod structure. One end of the electric push rod passes through the top of one side of the feed rack and is used in conjunction with a connecting control panel, which is convenient for connecting the control panel to the top of the connecting panel. During the material feeding process, the staff adjusts the spacing of the control panel to control the material feed flow rate, thereby avoiding material leakage and waste during the material feeding process, and increasing the practicality of the feed screening device for the powder selector. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is an overall schematic diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the installation frame of the utility model;

[0020] Figure 3 This is a schematic diagram of the screening frame of the utility model;

[0021] Figure 4 It is a schematic diagram of the collection frame of the utility model;

[0022] Figure 5 It is a schematic diagram of the feeding rack of the utility model.

[0023] Among them: 1. Shell; 2. Installation frame; 21. Support plate; 22. Upper screening hole; 3. Screening frame; 31. Telescopic frame; 32. Chamber; 33. Tension spring; 34. Lower screening hole; 35. Vibration motor; 36. Mounting seat; 4. Collection frame; 41. Support frame; 42. Bottom plate; 43. Baffle; 44. Diverter plate; 45. Discharge port; 46. Internal pipe; 47. External pipe; 5. Feed rack; 51. Connecting plate; 52. Base; 53. Electric push rod; 54. Control board. DETAILED DESCRIPTION

[0024] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0025] In the description of the present invention, unless otherwise specified, "multiple" means two or more than two; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Combined with Figure 1-5 In the present embodiment, the feed screening device for the powder classifier comprises a shell 1, a mounting frame 2 is movably connected to the upper inner wall of the shell 1, a screening frame 3 is fixedly installed at the inner center of the shell 1, a collecting frame 4 is fixedly connected to the lower part of the screening frame 3, a bottom plate 42 is fixedly installed at the bottom of the inner surface of the collecting frame 4, a baffle 43 is fixedly connected to the upper side of the bottom plate 42, a diverter plate 44 is fixedly installed on one side of the bottom plate 42, a feed rack 5 is fixedly installed on the outer side of the shell 1, a connecting plate 51 is fixed to one side of the feed rack 5, a base 52 is fixedly installed on the outer side of the connecting plate 51, an electric push rod 53 is fixedly installed above the base 52, a control board 54 is fixedly installed at one end of the electric push rod 53, and the control board 54 is movably connected to the upper part of the connecting plate 51.

[0028] Specifically, the installation frame 2 structure is connected to the upper part of the inner part of the shell 1, and the installation frame 2 is connected to the screening frame 3 structure for use in conjunction with each other. The use of the installation frame 2 and the screening frame 3 structure is convenient for material screening operations. Subsequently, a collecting frame 4 structure is installed below the screening frame 3. The collecting frame 4 is used to roll up and convey the screened materials, so as to facilitate conveying the materials to the top of the feed rack 5. The feed rack 5 is used with a connecting plate 51, so that the connecting plate 51 loads the materials from the structure to the internal processing operation of the powder selector.

[0029] Support plates 21 are fixedly connected to both sides of the upper part of the installation frame 2 , an upper screening hole 22 is fixedly installed through the bottom of the inner surface of the installation frame 2 , and the support plate 21 is movably connected to the upper part of the shell 1 .

[0030] A telescopic frame 31 is movably connected to the top of the screening frame 3 , a chamber 32 is fixedly embedded and installed on the top of the screening frame 3 , and a tension spring 33 is movably connected inside the chamber 32 .

[0031] The upper part of the tension spring 33 is fixedly connected with the telescopic frame 31 , the lower part of the screening frame 3 is fixedly installed with a vibration motor 35 , and the lower part of the vibration motor 35 is fixedly installed with a mounting seat 36 .

[0032] The mounting seat 36 is fixedly mounted on the inner wall of the outer shell 1 , and a lower screening hole 34 is fixedly installed through one side of the screening frame 3 .

[0033] Specifically, the support plate 21 is connected to the top of the mounting frame 2, and the support plate 21 is connected to the top of the outer shell 1. The support plate 21 mounts the mounting frame 2 on the top of the inner shell 1 for cooperation. The screening frame 3 enables a movable telescopic connection to the telescopic frame 31 structure. A tension spring 33 structure is arranged inside the screening frame 3. The tension spring 33 embeds the telescopic frame 31 in the internal chamber 32 of the screening frame 3 for cooperation. During the screening and vibration screening work of the screening frame 3, the telescopic frame 31 is pushed and stored for use through the mounting frame 2 above, which facilitates the cooperation between the feeding and screening device structures of the powder selection machine.

[0034] A support frame 41 is fixedly installed below the collecting frame 4 , and the support frame 41 is fixedly installed on the bottom of the inner surface of the outer shell 1 .

[0035] A discharge port 45 is fixedly installed through one side of the collecting frame 4 , an inner pipe 46 is fixedly connected to one side of the discharge port 45 , and an outer pipe 47 is fixedly connected to one end of the inner pipe 46 .

[0036] Specifically, the collecting frame 4 is fixedly connected to the support frame 41 at the bottom, and the support frame 41 is installed at the bottom of the inner part of the outer shell 1. The collecting frame 4 is tilted by using the support frame 41, which is convenient for automatically conveying the material from the inner part of the outer shell 1 for use, and convenient for increasing the use effect of the screening structure. At the same time, in the process discharge port 45 structure of the collecting frame 4, the discharge port 45 is connected to the internal pipe 46, and the internal pipe 46 is connected to the external pipe 47 for use in combination. The external pipe 47 is installed in the inner part of the outer shell 1, so that it is connected to one side of the feed rack 5 for use in combination, which is convenient for conveying the screened material from it to the upper part of the feed rack 5 and other structures, so that the material can be fed into the internal processing of the powder classifier for use.

[0037] Working principle: First, the shell 1 and the feed rack 5 are installed and connected to one side of the feed port of the powder selector for use together, and then the material to be processed is first poured into the interior of the installation frame 2. A plurality of upper screening holes 22 structures are passed through the bottom of the installation frame 2. The upper screening holes 22 are used for initial screening of the material. The qualified materials are transported from the screening holes to the interior of the screening frame 3 below. A mounting seat 36 is used under the screening frame 3 for support. At the same time, a vibration motor 35 structure with model YZD-20-4 is installed at the docking point between the mounting seat 36 and the screening frame 3. The vibration motor 35 is connected and matched with the electronic equipment of the staff for use, which is convenient for controlling the electronic equipment to turn on the vibration motor 35. The vibration motor 35 is turned on to drive the screening frame 3 above to move up and down. When the screening frame 3 moves by vibration, it is convenient to perform a secondary screening operation on the materials inside. Then, a chamber 32 structure is embedded in the screening frame 3, and a tension spring 33 is installed inside the chamber 32. The top of the tension spring 33 is connected to the telescopic frame 31. When the screening frame 3 moves up and down by vibration, it moves the telescopic frame 31 upward, so that the telescopic frame 31 touches the bottom of the upper installation frame 2, so that the telescopic frame 31 is automatically stored in the chamber 32 by the collision of the upper installation frame 2. When the screening frame 3 moves downward, the telescopic frame 31 is used in coordination through the pop-up of the tension spring 33, which facilitates the coordination between the screening structures. In use, a plurality of lower screening holes 34 structures are passed through the bottom of the screening frame 3, and the lower screening holes 34 are used for screening materials. Qualified materials are transported from the inside of the lower screening holes 34 to the inside of the collecting frame 4 below. A bottom plate 42 structure is installed at the bottom of the inner surface of the collecting frame 4, and one end of the bottom plate 42 is connected to a baffle 43, and the baffle 43 is used to block the materials. Subsequently, a plurality of diverter plates 44 structures are installed at one end above the bottom plate 42, and one end of the diverter plate 44 is connected to a discharge port 45 for facilitating the separation and discharge of materials. The discharge port 45 is connected to an internal pipe 46, and the internal pipe 46 is connected to an external pipe 47 on the outside. The materials screened by the external pipe 47 are transported from the screening structure to the upper side of the feed rack 5. The feed rack 5 is used with a connecting plate 51, the outer side of the connecting plate 51 is fixedly connected to the base 52, an electric push rod 53 structure of model CMLA is installed above the base 52, the electric push rod 53 penetrates the feed rack 5 and is connected with the control board 54, so that the control board 54 is connected to the top of the connecting plate 51, and the connecting plate 51 is correspondingly installed at the feed port of the powder selector equipment. By opening the electric push rod 53 and carrying the control board 54 for position adjustment, it is convenient to feed the material into the powder selector for processing and use, and then screen out unqualified materials, by taking out the installation frame 2 from the top of the shell 1, taking out the unqualified materials in the screening frame 3, and then installing the installation frame 2 on the top for use.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A feed screening device for a powder selecting machine, comprising a housing (1), a mounting frame (2) movably connected to the upper inner wall of the housing (1), a screening frame (3) fixedly installed at the inner center of the housing (1), a collecting frame (4) fixedly connected to the lower part of the screening frame (3), It is characterized in that A bottom plate (42) is fixedly mounted on the bottom of the inner surface of the collecting frame (4), a baffle (43) is fixedly connected to one side of the top of the bottom plate (42), a diverter plate (44) is fixedly mounted on one side of the bottom plate (42), a feed rack (5) is fixedly mounted on the outside of the outer shell (1), a connecting plate (51) is fixedly mounted on one side of the feed rack (5), a base (52) is fixedly mounted on the outside of the connecting plate (51), an electric push rod (53) is fixedly mounted above the base (52), a control panel (54) is fixedly mounted on one end of the electric push rod (53), and the control panel (54) is movably connected to the top of the connecting plate (51).

2. A feed screening device for a powder selector according to claim 1, Features: Support plates (21) are fixedly connected to both sides of the upper part of the installation frame (2), an upper screening hole (22) is fixedly installed through the bottom of the inner surface of the installation frame (2), and the support plate (21) is movably connected to the upper part of the outer shell (1).

3. A feed screening device for a powder selector according to claim 1, Features: A telescopic frame (31) is movably connected to the top of the screening frame (3), a chamber (32) is fixedly mounted on the top of the screening frame (3), and a tension spring (33) is movably connected inside the chamber (32).

4. A feed screening device for a powder selector according to claim 3, Features: A telescopic frame (31) is fixedly connected above the tension spring (33), a vibration motor (35) is fixedly installed below the screening frame (3), and a mounting seat (36) is fixedly installed below the vibration motor (35).

5. A feed screening device for a powder selector according to claim 4, Features: The mounting seat (36) is fixedly mounted on the inner wall of the outer shell (1), and a lower screening hole (34) is fixedly installed through one side of the screening frame (3).

6. A feed screening device for a powder selector according to claim 1, Features: A support frame (41) is fixedly mounted below the collection frame (4), and the support frame (41) is fixedly mounted on the bottom of the inner surface of the outer shell (1).

7. A feed screening device for a powder selector according to claim 1, Features: A discharge port (45) is fixedly installed through one side of the collection frame (4), an inner pipe (46) is fixedly connected to one side of the discharge port (45), and an outer pipe (47) is fixedly connected to one end of the inner pipe (46).

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