Stirring device for production of flame-retardant insulated cable material

Abstract

The utility model provides a stirring device for flame-retardant insulated cable material production, and relates to the field of flame-retardant insulated cable material production, the stirring device comprises a cable material stirring machine body and a stirring blade, the stirring blade is arranged in the inner cavity of the cable material stirring machine body, a fixed plate is welded on the inner side of the upper surface of the cable material stirring machine body, and the fixed plate is fixed on the inner side of the upper surface of the cable material stirring machine body. An annular discharging bin is slidably connected to the upper surface of the fixing plate in a limiting mode, a material storage cavity is formed in the inner side of the annular discharging bin, a discharging net opening is formed in the cavity face of the lower end of the material storage cavity, an arc-shaped material blocking plate is inserted into the upper end of the discharging net opening, and an annular gear is fixed to the inner side face of the annular discharging bin. The inner side tooth surface of the annular gear is in engaged connection with a center gear through a transmission gear, and the inner side of the center gear is connected with a stepping motor through a rotating shaft. The stirring device solves the problem that in the prior art, various cable raw materials poured one by one from a material collecting cover are easily layered and accumulated in a stirring cavity, so that the stirring time of the stirring device needs to be prolonged due to uniform stirring.

Description

Technical Field

[0001] The utility model relates to the technical field of flame retardant insulating cable material production, in particular to a stirring device for flame retardant insulating cable material production. Background Art

[0002] Flame-retardant insulating cable materials mainly include polyvinyl chloride (PVC), neoprene, chlorosulfonated polyethylene, and ethylene propylene rubber. During production, the cable raw materials are mixed and then granulated to obtain flame-retardant insulating cable materials. After searching, the existing technology (Announcement No.: CN202121776119.X) describes a mixer stirring device for thermoplastic low-smoke halogen-free cable materials. The document records that "the materials to be stirred are poured into the stirring tank through the collecting hood, and the motor is turned on to drive the spiral blades and stirring blades to rotate. The spiral blades rotate to transfer the cable material at the bottom to the top to stir the materials vertically. At the same time, the stirring blades stir the materials to achieve horizontal stirring of the materials, so that the materials are fully stirred. After stirring, the valve is opened to discharge the materials." However, in the existing technology, the multiple cable raw materials poured one by one through the collecting hood are easily layered and accumulated in the stirring chamber, resulting in the problem of uniform stirring, which requires prolonged stirring time of the stirring device. Utility Model Content

[0003] In order to overcome the defects of the existing technology, a stirring device for the production of flame-retardant insulating cable materials is now provided to solve the problem that in the existing technology, multiple cable raw materials poured one by one at the collecting cover are easily layered and accumulated in the stirring chamber, resulting in uniform stirring and requiring an extended stirring time of the stirring device.

[0004] In order to achieve the above object, a stirring device for producing flame retardant insulating cable material is provided, comprising: a cable material stirring body and a stirring blade, wherein the stirring blade is provided in the inner cavity of the cable material stirring body.

[0005] A fixed plate is welded on the inner side of the upper surface of the cable material mixer body, and an annular discharge bin is slidingly connected to the upper surface of the fixed plate. A storage cavity is opened on the inner side of the annular discharge bin, and a discharge net mouth is provided on the lower end surface of the storage cavity. An arc-shaped blocking plate is inserted at the upper end of the discharge net mouth. A ring gear is fixed on the inner side of the annular discharge bin, and the inner tooth surface of the ring gear is meshed with the center gear through a transmission gear, and the inner side of the center gear is connected to a stepper motor through a rotating shaft.

[0006] Furthermore, a visual window is provided on the front surface of the cable material mixer body, and a blocking plug is plugged into the groove on the lower end surface of the cable material mixer body.

[0007] Furthermore, a feed trough is provided between the upper surface of the cable material mixer body and the fixed plate; and the feed trough is located directly below the discharge net opening of the annular discharge bin.

[0008] Further, the lower end of the rotating shaft is connected with a stirring shaft, the surface of the rotating shaft is mounted with stirring paddles, and the upper end of the arc-shaped blocking plate is welded with a handle.

[0009] Further, the upper end of the central gear is fixed with a stepping motor, and the blanking mesh is symmetrically arranged on the lower end of the cavity surface of the storage cavity.

[0010] Further, the outer side of the central gear is annularly meshed with three groups of transmission gears, and the transmission gears are connected to the surface of the fixed plate.

[0011] Further, the annular blanking bin, the stepping motor, the ring gear, the central gear and the transmission gear constitute a dispersion rotary feeding mechanism of the cable material stirring machine body.

[0012] The beneficial effects of the present application are that the stirring device for producing flame-retardant insulation cable material utilizes the storage cavity in the annular blanking bin to store various flame-retardant insulation cable raw materials, the annular blanking bin and the stirring paddles driven by the stepping motor and meshed with the exit wheel group are rotated, the cable raw materials in the annular blanking bin are dropped into the cavity of the stirring device in a rotating and dispersed manner, the stirring paddles mix and stir the continuously falling cable raw materials, the layered accumulation of various cable raw materials is effectively avoided, the pre-dispersion of the blanking into the stirring device is facilitated, the uniform stirring time of the stirring device is shortened, and the stirring efficiency of the flame-retardant insulation cable material stirring device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a front view structural schematic diagram of the stirring device for producing flame-retardant insulation cable material of the embodiment of the present application.

[0014] Figure 2 It is a front view structural schematic diagram of the stirring device for producing flame-retardant insulation cable material of the embodiment of the present application.

[0015] Figure 3 It is a top view structural schematic diagram of the annular blanking bin of the embodiment of the present application.

[0016] Figure 4 It is a top view structural schematic diagram of the upper surface of the cable material stirring machine body of the embodiment of the present application.

[0017] In the figure: 1, cable material stirring machine body; 11, visual window; 12, blocking plug; 13, fixed plate; 14, feeding groove; 2, stirring paddle; 21, stirring shaft; 3, annular blanking bin; 31, storage cavity; 32, handle; 33, arc-shaped blocking plate; 34, blanking mesh; 4, stepping motor; 41, ring gear; 42, rotating shaft; 43, central gear; 44, transmission gear. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0019] Referring to Figures 1 to 4 The utility model provides a kind of stirring device for flame-retardant insulating cable material production, it include: cable material stirring machine body 1 and stirring paddle 2, cable material stirring machine body 1 inner chamber is provided with stirring paddle 2,

[0020] Fixed plate 13 is welded on the upper surface inner side of cable material stirring machine body 1, annular discharge bin 3 is limit slidingly connected on the upper surface of fixed plate 13, discharge bin 3 inner side is equipped with storage cavity 31, discharge net mouth 34 is arranged on the lower end cavity surface of storage cavity 31, arc-shaped plugging plate 33 is inserted on the upper end of discharge net mouth 34, ring gear 41 is fixed on the inner side of annular discharge bin 3, center gear 43 is connected by transmission gear 44 meshing connection on the inner side of ring gear 41, step motor 4 is connected by rotating shaft 42 on the inner side of center gear 43.

[0021] First, a variety of cable raw materials are all poured into annular discharge bin 3, start step motor 4 at the same time, pull out arc-shaped plugging plate 33 upwards, at this time, step motor 4 drives gear set and stirring paddle 2 to rotate, out wheel set drives annular discharge bin 3 to rotate at the upper surface of cable material stirring machine body 1, cable raw materials in the cavity of annular discharge bin 3 fall into cable material stirring machine body 1 during rotation, the falling cable raw materials are stirred uniformly by stirring paddle 2 again, and then discharged from the bottom of cable material stirring machine body 1 to complete the stirring and mixing process of flame-retardant insulating cable material.

[0022] In the embodiment, visual window 11 is arranged on the front surface of cable material stirring machine body 1, and plugging plug 12 is inserted into the slot on the lower end surface of cable material stirring machine body 1. Feeding groove 14 is arranged between the upper surface of cable material stirring machine body 1 and fixed plate 13, and feeding groove 14 is arranged below discharge net mouth 34 of annular discharge bin 3.

[0023] As a preferred embodiment, visual window 11 facilitates the observation of the stirring condition of cable raw materials in cable material stirring machine body 1. Feeding groove 14 facilitates the introduction of cable raw materials in the cavity of annular discharge bin 3 into the cavity of cable material stirring machine body 1. Arc-shaped plugging plate 33 blocks discharge net mouth 34, which facilitates the pouring of a variety of cable raw materials into the cavity of annular discharge bin 3 for subsequent discharging.

[0024] In this embodiment, the lower end of the rotating shaft 42 is connected to the stirring shaft 21, and the stirring blades 2 are mounted on the surface of the rotating shaft 42. The handle 32 is welded to the upper end of the arc-shaped material blocking plate 33. The stepper motor 4 is fixed to the upper end of the central gear 43. The material discharge screen 34 is symmetrically located at the lower end of the material storage chamber 31. Three sets of transmission gears 44 are connected to the side of the central gear 43 in an annular meshing pattern; the transmission gears 44 are axially connected to the surface of the fixed plate 13.

[0025] As a preferred embodiment, the stepper motor 4 drives the stirring shaft 21 and the center gear 43 to rotate synchronously through the rotating shaft 42, so that the center gear 43 drives the stirring blade 2 to rotate and stir, and at the same time, the center gear 43 drives the annular discharge bin 3 to continue to rotate and discharge through the meshing transmission of the transmission gear 44 and the transmission gear 44, so that the cable raw material falls into the cavity of the cable material mixer body 1 in a rotating and dispersed manner, and then is stirred by the stirring blade 2 to accelerate the uniform stirring speed.

[0026] In this embodiment, the annular discharge bin 3 , the stepping motor 4 , the ring gear 41 , the central gear 43 and the transmission gear 44 constitute a dispersed rotary feeding mechanism of the cable material mixer body 1 .

[0027] As a preferred embodiment, the dispersed rotary feeding mechanism of the cable material mixing body 1 facilitates the pre-dispersion of materials into the mixing device, effectively avoids the stratification and accumulation of various cable raw materials, shortens the uniform stirring time of the mixing device, and improves the stirring efficiency of the flame-retardant insulated cable material mixing device.

[0028] The stirring device for the production of flame-retardant insulating cable materials of the present invention can effectively solve the problem in the prior art that various cable raw materials are easily stratified and accumulated in the stirring chamber, resulting in uniform stirring and the need to extend the stirring time of the stirring device. It effectively avoids the stratification and accumulation of various cable raw materials, facilitates pre-dispersion and feeding of materials into the stirring device, shortens the uniform stirring time of the stirring device, and improves the stirring efficiency of the stirring device for flame-retardant insulating cable materials. The utility model is suitable for a stirring device for the production of flame-retardant insulating cable materials.

[0029] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A stirring device for producing flame-retardant insulating cable materials, comprising: A cable material mixing machine body (1) and a stirring blade (2), wherein a stirring blade (2) is provided in an inner cavity of the cable material mixing machine body (1), and is characterized in that: A fixing plate (13) is welded to the inner side of the upper surface of the cable material mixer body (1), and an annular discharge bin (3) is limitedly slidably connected to the upper surface of the fixing plate (13). A storage cavity (31) is provided on the inner side of the annular discharge bin (3), and a discharge net opening (34) is provided on the lower end of the storage cavity (31). An arc-shaped blocking plate (33) is inserted at the upper end of the discharge net opening (34). A ring gear (41) is fixed to the inner side surface of the annular discharge bin (3), and the inner tooth surface of the ring gear (41) is meshedly connected to the central gear (43) through a transmission gear (44), and the inner side of the central gear (43) is connected to the stepping motor (4) through a rotating shaft (42).

2. A stirring device for producing flame-retardant insulating cable materials according to claim 1, characterized in that: The front surface of the cable material mixer body (1) is provided with a viewing window (11), and a blocking plug (12) is plugged into a groove on the lower end surface of the cable material mixer body (1).

3. A stirring device for producing flame-retardant insulating cable materials according to claim 1, characterized in that: A feed trough (14) is provided between the upper surface of the cable material mixer body (1) and the fixed plate (13); and the feed trough (14) is located directly below the discharge net opening (34) of the annular discharge bin (3).

4. A stirring device for producing flame-retardant insulating cable materials according to claim 1, characterized in that: The lower end of the rotating shaft (42) is connected to a stirring shaft (21), a stirring blade (2) is mounted on the surface of the rotating shaft (42), and a handle (32) is welded to the upper end of the arc-shaped blocking plate (33).

5. A stirring device for producing flame-retardant insulating cable materials according to claim 1, characterized in that: A stepping motor (4) is fixed to the upper end of the central gear (43), and the material discharge net opening (34) is symmetrically opened on the lower end surface of the material storage cavity (31).

6. A stirring device for producing flame-retardant insulating cable materials according to claim 5, characterized in that: The outer side surface of the central gear (43) is annularly meshed with three sets of transmission gears (44); and the transmission gears (44) are axially connected to the surface of the fixed plate (13).

7. A stirring device for producing flame-retardant insulating cable materials according to claim 1, characterized in that: The annular feed bin (3), the stepping motor (4), the annular gear (41), the central gear (43) and the transmission gear (44) constitute a dispersed rotary feeding mechanism of the cable material mixing machine body (1).

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