CN213253968U

CN213253968U - Powder explosive mixing device

Info

Publication number: CN213253968U
Application number: CN202021294759.2U
Authority: CN
Inventors: 徐翠荣; 周峰; 薛海洋
Original assignee: HUBEI SHUAILI CHEMICAL CO Ltd
Current assignee: HUBEI SHUAILI CHEMICAL CO Ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2021-05-25
Anticipated expiration: 2030-07-02

Abstract

The utility model discloses a powdery explosive mixing device, which comprises a lower box body, a middle box body and an upper box body; the lower box body and the upper box body are both cylindrical cavity structures, the middle box body is a spherical cavity structure, and the lower box body, the middle box body and the upper box body are sequentially communicated from bottom to top; the improved motor box is characterized in that a conical material containing disc is arranged inside the middle box body, the disc surface diameter of the top of the material containing disc is the same as the inner diameter of the cavity of the middle box body, and the bottom of the material containing disc is connected with a motor rotating shaft of the first motor through a connecting sheet. The utility model discloses a mixing arrangement middle part adopts spherical middle box, and the inside of middle box is provided with the containing tray of toper form, and this containing tray passes through the motor and is rotatory rocking motion under the effect of connection piece, to the shaking that the inside powder explosive of middle box does not stop, has increased the area of contact and the frequency of contact of rabbling mechanism and mixing phase, the effectual efficiency that promotes the mixture.

Description

Powder explosive mixing device

Technical Field

The utility model relates to a mixing arrangement field especially relates to powder explosive mixing arrangement.

Background

The explosive production belongs to the flammable and explosive industry, at present, when producing powdery explosive, the oil phase is premixed with the solid phase by adopting a pumping feeding or spraying feeding mode, then enters a vertical wheel mill, a ball mill or a vertical milling mixer and the like for milling and mixing, and then the mixed phase after milling and mixing is sent into a spiral mixer or a drum mixer for full mixing, but the existing mixer only operates on the mixed phase by a spiral part or a drum part during operation, and the contact area and the contact frequency of the action part and the mixed phase are lower, so that the problems of poor mixing uniformity and low mixing efficiency exist.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide a powder explosive mixing arrangement, increased area of contact and the frequency of contact of rabbling mechanism and mixing phase, make the explosive mixing phase can be fast thorough completion mix in same time, the effectual efficiency that has promoted the mixture.

The utility model provides a powdery explosive mixing device, which comprises a lower box body, a middle box body and an upper box body;

the lower box body and the upper box body are both cylindrical cavity structures, the middle box body is a spherical cavity structure, and the lower box body, the middle box body and the upper box body are sequentially communicated from bottom to top;

a conical material containing disc is arranged in the middle box body, the disc surface diameter of the top of the material containing disc is the same as the inner diameter of the cavity of the middle box body, the bottom of the material containing disc is connected with a motor rotating shaft of a first motor through a connecting sheet, the connecting sheet is divided into two sections, the first section is coaxially arranged with the motor rotating shaft, and the second section is inclined with the first section and is coaxially arranged with the material containing disc;

the two sides of the material containing tray are fixed with sliding blocks, the positions corresponding to the sliding blocks in the middle box body are inwards sunken to form step-shaped arc-shaped guide rails, and the sliding blocks are located in the arc-shaped guide rails and are connected with the arc-shaped guide rails in a sliding fit mode.

Preferably, the device also comprises a bottom plate, the base end of the first motor is arranged on the bottom plate, and a motor rotating shaft of the first motor penetrates through the lower box body and extends into the middle box body to be in driving connection with the material containing disc through a connecting sheet.

Preferably, the two sides of the bottom of the material containing disc are connected with connecting rods, the other ends of the connecting rods penetrate through the middle box body and extend into the lower box body and are connected with limiting blocks, and sliding chutes for the limiting blocks to slide are formed in the lower box body.

Preferably, the top of the upper box body is connected with an upper cover through a bolt, a second motor is installed at the top of the upper cover, the output end of the second motor is connected with a stirring shaft, the stirring shaft extends downwards to the upper box body and the inner part of the middle box body, and a plurality of stirring blades are uniformly distributed on the circumferential surface of the stirring shaft.

Preferably, the lengths of the stirring blades located in the intermediate tank section increase from bottom to top in sequence.

Preferably, the two sides of the lower box body are obliquely provided with support frames, and the other ends of the support frames are connected with the bottom of the lower box body.

The utility model has the advantages that:

the middle part of the mixing device of the utility model adopts a spherical middle box body, the interior of the middle box body is provided with a conical material containing disc which is connected with the motor rotating shaft of a first motor through a connecting sheet, and the connecting sheet is divided into two sections, wherein the first section is coaxially arranged with the motor rotating shaft, the second section is inclined with the first section and is coaxially arranged with the material containing disc, the rotating shaft of the motor is driven to rotate through a first motor, the motor rotating shaft drives the connecting sheet to do rotating motion, because the first section and the second section of the connecting sheet are obliquely arranged, the conical material containing disc does rotating swing motion under the action of the connecting sheet and is always attached to the inner wall of the middle box body, thereby the powder explosive in the middle box body is continuously shaken, the structure and the stirring mechanism in the prior art are mutually matched for use, the contact area and the contact frequency of the stirring mechanism and the mixed phase are, the explosive mixed phase can be rapidly and thoroughly mixed in the same time, and the mixing efficiency is effectively improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of a powdery explosive mixing device provided by the present invention;

fig. 2 is a schematic structural diagram of an inner box body of the powdery explosive mixing device provided by the utility model;

fig. 3 is a schematic view of the front view direction section structure of the outer box of the powder explosive mixing device of the present invention.

In the figure: 1. a base plate; 2. a first motor; 3. a support frame; 4. a lower box body; 5. a middle box body; 6. an upper box body; 7. an upper cover; 8. a second motor; 9. an arc-shaped guide rail; 10. a slider; 11. a stirring shaft; 12. a stirring blade; 13. a motor shaft; 14. connecting sheets; 15. a material containing tray; 16. a connecting rod; 17. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The powder explosive mixing apparatus according to the embodiment of the present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1-3, a powder explosive mixing device comprises a lower box body 4, a middle box body 5 and an upper box body 6, wherein the lower box body 4 and the upper box body 6 are both cylindrical cavity structures, the middle box body 5 is a spherical cavity structure, the lower box body 4, the middle box body 5 and the upper box body 6 are sequentially communicated from bottom to top, powder explosive is injected from the upper box body 6 and finally enters the middle box body 5, a conical material containing disc 15 is arranged inside the middle box body 5, the disc surface diameter of the top of the material containing disc 15 is the same as the cavity inner diameter of the middle box body 5, the bottom of the material containing disc 15 is connected with a motor rotating shaft 13 of a first motor 2 through a connecting sheet 14, the connecting sheet 14 is divided into two sections, the first section is coaxially arranged with the motor rotating shaft 13, the second section is inclined with the first section and coaxially arranged with the material containing disc 15, the motor rotating shaft 13 is driven to rotate, the motor rotating shaft 13 drives the connecting sheet 14 to rotate, and the first section and the second section of the connecting sheet 14 are obliquely arranged, so that the conical material containing tray 15 rotates and swings under the action of the connecting sheet 14 and is always attached to the inner wall of the middle box body 5, and the powdery explosive in the middle box body 5 is continuously shaken, so that the explosives are fully mixed;

in order to enable the material containing tray 15 to always keep rotating and swinging along a fixed track in the middle box body 5, the sliding blocks 10 are fixed on two sides of the material containing tray 15, the positions corresponding to the sliding blocks 10 in the middle box body 5 are inwards recessed to form step-shaped arc-shaped guide rails 9, the sliding blocks 10 are located in the arc-shaped guide rails 9 and are connected with the arc-shaped guide rails in a sliding fit mode, when the material containing tray 15 rotates and swings in the middle box body 5, the sliding blocks 10 are driven to slide along the arc-shaped guide rails 9 in a reciprocating mode, and therefore the stability of the rotating and swinging of the.

As preferred embodiment, the utility model provides a mixing arrangement is including bottom plate 1, and first motor 2's base end sets up on bottom plate 1, and first motor 2's motor shaft 13 passes down box 4 and extends to middle box 5 inside through connection piece 14 and be connected with containing tray 15 drive, makes containing tray 15 to the rocking that the powder explosive does not stop as drive power through first motor 2.

For the stability of further promotion containing tray 15 motion, the bottom both sides of containing tray 15 are connected with connecting rod 16, the other end of connecting rod 16 passes middle box 5 and extends to in lower box 4 and be connected with stopper 17, be provided with the gliding spout that supplies stopper 17 in the lower box 4, the effect of stopper 17 and spout has then been restricted the movement track of containing tray 15 vertical direction, above-mentioned structure and slider 10, the three-dimensional motion restriction of containing tray 15 has been realized in the structural cooperation of arc guide rail 9, thereby the stability of containing tray 15 motion has been ensured on the whole.

As the preferred embodiment, the top bolted connection of upper box 6 has upper cover 7, second motor 8 is installed at the top of upper cover 7, the output of second motor 8 is connected with (mixing) shaft 11, and (mixing) shaft 11 downwardly extending to inside upper box 6 and middle box 5, evenly distribute on the periphery of (mixing) shaft 11 and have a plurality of stirring vane 12, through the rotatory stirring that second motor 8 drive rabbling mechanism does not stop to the explosive, and when holding tray 15 was rotatory the swing motion, make the continuous swing of mixing phase of powdery explosive, thereby increased the area of contact and the contact frequency of rabbling mechanism and mixing phase, make the complete mixing of explosive mixing phase fast and thorough in same time, the effectual efficiency that has promoted the mixing.

In a preferred embodiment, the lengths of the stirring blades 12 located at the section of the intermediate tank 5 are sequentially increased from bottom to top, and the lengths of the stirring blades 12 are designed according to the shape of the inside of the intermediate tank 5, so that all the stirring blades 12 can be sufficiently contacted with the explosive.

As a preferred embodiment, the two sides of the lower box body 4 are obliquely provided with the support frames 3, the other ends of the support frames 3 are connected with the bottom of the lower box body 4, and the support frames 3 and the lower box body 4 form a triangular structure, so that the stability of the whole mixing device is improved.

The utility model discloses a powder explosive mixing arrangement during operation opens upper cover 7, injects into supreme box 6 and middle box 5 with the mixture phase of powder explosive, adopts the bolt to fasten upper cover 7, starts first motor 2 and second motor 8, and first motor 2 and second motor 8 drive respectively containing tray 15 and stirring vane 12 accomplish the mixture to the mixture phase of powder explosive.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. Powder explosive mixing arrangement, its characterized in that: comprises a lower box body, a middle box body and an upper box body;

2. The powdered explosive mixing device according to claim 1, wherein: the automatic feeding device is characterized by further comprising a bottom plate, the base end of the first motor is arranged on the bottom plate, a motor rotating shaft of the first motor penetrates through the lower box body and extends into the middle box body, and the motor rotating shaft is in driving connection with the material containing disc through a connecting sheet.

3. The powdered explosive mixing device according to claim 1, wherein: the bottom both sides of containing tray are connected with the connecting rod, the other end of connecting rod passes middle box and extends to in the lower box and be connected with the stopper, be provided with the gliding spout that supplies the stopper in the lower box.

4. The powdered explosive mixing device according to claim 1, wherein: the top of the upper box body is connected with an upper cover through bolts, a second motor is installed at the top of the upper cover, the output end of the second motor is connected with a stirring shaft, the stirring shaft extends downwards to the interior of the upper box body and the middle box body, and a plurality of stirring blades are uniformly distributed on the circumferential surface of the stirring shaft.

5. The powdered explosive mixing device according to claim 4, wherein: the length of the stirring blade located in the middle box body section is sequentially increased from bottom to top.

6. The powdered explosive mixing device according to claim 1, wherein: the two sides of the lower box body are obliquely provided with support frames, and the other ends of the support frames are connected with the bottom of the lower box body.