CN211384609U

CN211384609U - Nonmetal mineral powder double-shaft mixing and conveying mechanism

Info

Publication number: CN211384609U
Application number: CN201922336254.1U
Authority: CN
Inventors: 郑劲松; 郑忠诚; 郑景文
Original assignee: Fujian Hongke New Material Technology Co ltd
Current assignee: Fujian Hongke New Material Technology Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-09-01
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a double-shaft mixing and conveying mechanism for non-metallic mineral powder, which can comprise a cylinder body, wherein the cylinder body is provided with a feed inlet and a discharge outlet; a pair of motors; the pair of rotating shafts penetrate through the barrel and are respectively in driving connection with the pair of motors, the rotating directions are opposite, a plurality of rows of blades which are uniformly spaced along the circumferential direction are fixedly arranged on the rotating shafts, the blades are divided into a plurality of conveying sections and mixing sections which are alternately arranged between the feed port and the discharge port, in the conveying sections, the blades are parallel to the axial direction, and in the mixing sections, the blades form an angle with the axial direction; and the heating unit is used for heating the material in the barrel. The utility model discloses a biax that has special blade arrangement structure mixes and conveying mechanism not only can improve conveying efficiency, simultaneously because blade direction of rotation is opposite, can raise the material repeatedly, and each material collides each other and mixes, and then makes the material mix more evenly.

Description

Nonmetal mineral powder double-shaft mixing and conveying mechanism

Technical Field

The utility model relates to a non-metallic mineral powder body surface modification technical field specifically relates to a non-metallic mineral powder biax mixes conveying mechanism.

Background

The non-metallic mineral powder such as calcium carbonate powder, barium sulfate powder and the like is widely applied to paper making, plastics, plastic films, chemical fibers, rubber, adhesives, sealants, daily chemical industry, building materials, coatings, paints, printing inks, putty, feeds and the like, the requirements on the non-metallic mineral powder are gradually improved along with the continuous deepening of the product application, and the surface modification of the powder can endow the product with some special properties, for example, the surface activity of the non-metallic mineral powder can be enhanced by adding a surfactant.

The traditional surface activity enhancing process generally mixes the non-metallic mineral powder with the surfactant, and then carries out high-speed stirring to ensure that the calcium carbonate particles and the surfactant are fully rubbed, thereby ensuring that the surfactant is tightly adhered to the non-metallic mineral particles. But current non-metal mineral powder biax mixes conveying mechanism has the agitating unit structure comparatively single, all be unipolar helical blade for example, and non-metal mineral powder can only be followed a direction and incessantly rotated, and non-metal mineral powder and surfactant are difficult for the misce bene for modification effect is good inadequately.

Disclosure of Invention

The utility model aims at providing a non-metallic mineral powder biax mixes conveying mechanism to solve above-mentioned technical problem.

To achieve the above object, according to an embodiment of the present invention, a dual-shaft mixing conveying mechanism for non-metal mineral powder is provided, which may include:

the barrel is provided with a feeding hole and a discharging hole;

a pair of motors;

the pair of rotating shafts penetrate through the barrel and are respectively in driving connection with the pair of motors, the rotating directions are opposite, a plurality of rows of blades which are uniformly spaced along the circumferential direction are fixedly arranged on the rotating shafts, the blades are divided into a plurality of conveying sections and mixing sections which are alternately arranged between the feed port and the discharge port, in the conveying sections, the blades are parallel to the axial direction, and in the mixing sections, the blades form an angle with the axial direction;

and the heating unit is used for heating the material in the cylinder.

In one embodiment, the blades are rectangular and are secured to the shaft by a threaded engagement.

In an embodiment, the angle is between 20 ° and 40 °.

In one embodiment, the heating unit is a heat conducting oil heating unit.

In one embodiment, the pair of motors are respectively arranged on both axial sides of the cylinder.

In an embodiment, the cylinder is provided with the conveying section, the mixing section, the conveying section, the mixing section and the conveying section in sequence from a feeding end to a discharging end.

In an embodiment, the length of the mixing section is greater than the length of the conveying section.

In one embodiment, the shaft is provided with three rows of blades.

In one embodiment, the cartridge is comprised of an elongated channel-shaped body and a top cover.

The utility model adopts the above technical scheme, the beneficial effect who has is: through the biax that has special blade arrangement structure mixes and conveying mechanism, not only can improve conveying efficiency, simultaneously because the blade direction of rotation is opposite, can raise the material repeatedly, each material collides each other and mixes, and then makes the material mix more evenly.

Drawings

Fig. 1 is a schematic view of a non-metallic mineral powder dual-shaft mixing and conveying mechanism according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the rotating shaft and blades of the dual shaft mixing and conveying mechanism shown in FIG. 1;

fig. 3 is a front view of the blade shown in fig. 2.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the objects, features and advantages of the invention can be more clearly understood. It should be understood that the embodiments shown in the drawings are not intended as limitations on the scope of the invention, but are merely illustrative of the true spirit of the technical solution of the invention.

In the following description, for the purposes of illustrating various disclosed embodiments, certain specific details are set forth in order to provide a thorough understanding of the various disclosed embodiments. One skilled in the relevant art will recognize, however, that the embodiments may be practiced without one or more of the specific details. In other instances, well-known devices, structures and techniques associated with this application may not be shown or described in detail to avoid unnecessarily obscuring the description of the embodiments.

Throughout the specification and claims, the word "comprise" and variations thereof, such as "comprises" and "comprising," are to be understood as an open, inclusive meaning, i.e., as being interpreted to mean "including, but not limited to," unless the context requires otherwise.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

As used in this specification and the appended claims, the singular forms "a", "an", and "the" include plural referents unless the context clearly dictates otherwise. It should be noted that the term "or" is generally employed in its sense including "and/or" unless the context clearly dictates otherwise.

In the following description, for the sake of clarity, the structure and operation of the present invention will be described with the aid of directional terms, but the terms "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be understood as words of convenience and not as words of limitation.

It is to be noted that in the claims and the description of the present application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

As shown in fig. 1, a dual-shaft mixing and conveying mechanism for non-metallic mineral powder may include a barrel 1, a pair of motors 2, a pair of rotating shafts 3, and a heating unit (not shown). The cylinder body 1 is horizontally arranged and is provided with a feed inlet 11 and a discharge outlet 12. Wherein, the feed inlet 11 is positioned on the top of one end of the cylinder body 1 and is connected with a feed device (not shown); the discharge port 12 is located on the bottom of the other end, and communicates with a material receiving device (not shown). The cylinder 1 is generally made of a stainless steel material. The cylinder 1 may be cylindrical or may be constituted by a long groove-like body and an upper cover.

The pair of motors 2 are respectively arranged on two axial sides of the barrel 1. It will be appreciated that the pair of motors 2 may also be provided on the same side of the barrel 1. The rotational speed of the motor 2 can be adjusted. Preferably, the motor 2 is a variable frequency motor.

As shown in fig. 1 to 3, a pair of rotating shafts 3 are disposed through the cylinder 1 and are respectively connected to a pair of motors 2 in a driving manner, for example, via a shaft coupling, a speed reducer and/or other transmission mechanisms. The pair of shafts 3 rotate in opposite directions. The rotating shaft 3 is fixedly provided with a plurality of rows of blades 4 (for example, three rows, four rows or five rows, etc.) which are uniformly spaced along the circumferential direction. The blades 4 are divided in the axial direction into alternately arranged conveying sections 4a and mixing sections 4 b. In one embodiment, the conveying section 4a, the mixing section 4b and the conveying section 4a are arranged in sequence from the feeding end to the discharging end, that is, three conveying sections 4a and two mixing sections 4b are included. In the conveying section 4a the blades 4 are parallel to the axial direction, and in the mixing section 4b the blades 4 form an angle α with the axial direction. The blade 4 is fixedly mounted on the shaft 3 by means of a threaded engagement, so that the angle α can be adjusted as desired. Specifically, the blade 4 includes a rectangular body 41 and a fixing portion 42, the rectangular body 41 is a stainless steel sheet having a certain thickness (for example, about 1 cm), and the fixing portion 42 is a bolt welded on the middle of the bottom of the rectangular body 41. The angle alpha may typically be between 20 deg. and 40 deg.. Preferably, the length of the mixing section 4b is greater than the length of the conveying section 4a to increase the mixing time to ensure adequate mixing of the materials.

The heating unit is used for heating the materials in the barrel body 1. In a specific embodiment, the heating unit is a heat conducting oil heating unit. The structure of the diathermic oil heating unit is well known and will not be described here.

The preferred embodiments of the present invention have been described in detail, but it should be understood that various changes and modifications of the invention can be made by those skilled in the art after reading the above teaching of the present invention. Such equivalents are intended to fall within the scope of the claims appended hereto.

Claims

1. The utility model provides a non-metal mineral powder biax mixes conveying mechanism which characterized in that includes:

the barrel is provided with a feeding hole and a discharging hole;

a pair of motors;

and the heating unit is used for heating the material in the cylinder.

2. The dual-axis mixing and conveying mechanism for non-metallic mineral powder according to claim 1, wherein said blades are rectangular and are secured to said shaft by threaded engagement.

3. A twin-shaft mixing and conveying mechanism for non-metallic mineral powder according to claim 1 or 2, characterised in that the angle is between 20 ° and 40 °.

4. The dual-shaft mixing conveying mechanism for the non-metallic mineral powder according to claim 1, wherein the heating unit is a heat-conducting oil heating unit.

5. The dual-axis mixing conveying mechanism for non-metallic mineral powder according to claim 1, wherein said pair of motors are respectively disposed at both axial sides of said barrel.

6. The dual-axis mixing conveying mechanism for non-metallic mineral powder according to claim 1, wherein three rows of blades are provided on the rotating shaft.

7. The non-metallic mineral powder dual-axis mixing conveying mechanism of claim 1, wherein the vanes are divided into the conveying section, the mixing section, and the conveying section in sequence from a feed end to a discharge end.

8. The non-metallic mineral powder dual-axis mixing conveying mechanism of claim 7, wherein the length of the mixing section is greater than the length of the conveying section.

9. The dual-axis mixing conveying mechanism for non-metallic mineral powder according to claim 1, wherein the barrel is composed of a long trough-shaped main body and an upper cover.