CN217474124U

CN217474124U - Powder concentrator with high-efficiency low-resistance rotor blades

Info

Publication number: CN217474124U
Application number: CN202221553191.0U
Authority: CN
Inventors: 王从光; 孙伟; 张淑静
Original assignee: Jurong Tai Cement Cement Co ltd
Current assignee: Jurong Tai Cement Cement Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-09-23
Anticipated expiration: 2032-06-21

Abstract

The utility model relates to a grind equipment technical field immediately, especially relate to a selection powder machine with high-efficient low resistance rotor blade, its technical scheme includes: including the locating rack, the locating rack upper surface is annular array fixed mounting and has first guide vane, the locating rack inboard is equipped with the base, fixed mounting has the feed chute in the middle of the base upper surface, the discharge opening has been seted up to feed chute outer wall below equidistance, base outside fixed mounting has the mount, the mount upper surface is annular array fixed mounting and has second guide vane. The utility model provides a current selection powder machine when using, the lower problem of selection powder efficiency.

Description

Powder concentrator with high-efficiency low-resistance rotor blades

Technical Field

The utility model relates to a found mill equipment technical field, specifically be a selection powder machine with high-efficient low resistance rotor blade.

Background

The grinding process of the vertical mill is completed by a set of grinding devices (namely a grinding roller and a grinding disc), and materials are ground into powder between the grinding roller and the grinding disc. The grinding device is driven by the grinding disc to rotate and drive the grinding rollers correspondingly, and the grinding pressure is mainly used for pressurizing the grinding disc materials by a set of hydraulic device except the self weight of the grinding rollers. The material after grinding has a lot of coarse powder, and the powder is selected by a matched powder selecting machine, the powder selecting process of the powder is that the coarse powder is selected by air flow, most of the coarse powder automatically falls on a millstone in the air flow flowing process, and is received for grinding again, and the rest is selected by the powder selecting machine to be finished products, and the finished products are sent to a finished product storage room by a dust collecting and conveying system.

A large number of searches find that: chinese utility model patent: the utility model discloses a vertical mill matching powder concentrator blade for preventing the blade from falling off, which comprises a mounting plate and a fixing mechanism, wherein the application number (CN 202122734679.5) and the publication number (CN 216225433U) are as follows; the fixing mechanism is arranged inside the mounting plate; the fixing mechanism comprises a stop block, a telescopic block, a fixing block and a stacking block; mounting grooves are formed in the top and the bottom of the mounting plate; the stop block is arranged inside the mounting groove; the inner walls of the stop block and the mounting groove are both provided with telescopic grooves; the telescopic block and the fixed block are both arranged inside the telescopic groove; the fixed block is arranged on one side of the telescopic block; the inside of dog is provided with the blade, and the effectual blade that has solved on the selection powder machine leads to the problem that drops because of the root is not hard up, improve equipment steady operation, the personnel of being convenient for dismouting stack piece, convenience when improving the maintenance.

However, when the existing powder concentrator is used for powder concentration operation, the powder concentration efficiency is reduced, so that a powder concentrator with high-efficiency and low-resistance rotor blades is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a selection powder machine with high-efficient low resistance rotor blade possesses the advantage that improves selection powder efficiency, when having solved current selection powder machine and using, the lower problem of selection powder efficiency.

In order to achieve the above purpose, the utility model provides a following technical scheme: the powder concentrator with the high-efficiency low-resistance rotor blades comprises a positioning frame, wherein a first guide blade is fixedly installed on the upper surface of the positioning frame in an annular array mode, a base is arranged on the inner side of the positioning frame, a feeding groove is fixedly installed in the middle of the upper surface of the base, discharging holes are formed in the lower portion of the outer wall of the feeding groove at equal intervals, a fixing frame is fixedly installed on the outer side of the base, and a second guide blade is fixedly installed on the upper surface of the fixing frame in an annular array mode.

Preferably, the positioning frame is fixedly connected with the top of the powder concentrator, and a baffle is arranged on the outer side of the top of the powder concentrator and outside the positioning frame. Through raising locating rack and selection powder machine top fixed connection to when using, avoid selecting powder excessive through the baffle.

Preferably, the inner side of the first guide vane is not in contact with the outer side of the second guide vane. By not contacting the first guide vane with the second guide vane, the powder can be sifted back and forth between the first guide vane and the second guide vane.

Preferably, the base is movably arranged at the top of the powder concentrator, and the lower surface of the base is in transmission installation with a working motor in the powder concentrator. The base and the working motor in the powder selecting machine are installed in a transmission mode, so that the base can rotate under the driving of the working motor, and the effect of improving the powder selecting efficiency is achieved.

Preferably, the top of the feed chute is provided with a flange plate, the top of the feed chute is communicated with the feed pipe through the flange plate, and the top of the outer wall of the feed chute is fixedly provided with guide vanes in an annular array. Through set up the ring flange at the feed chute top to when using, make the powder can directly get into in the feed chute through the feed chute top.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up the feed chute to set up the discharge opening in feed chute outer wall below, thereby when using, the accessible discharge opening is discharged the powder, and filters the powder through first guide vane and second guide vane, thereby has improved selection powder efficiency, has reached the effect that improves selection powder efficiency.

Drawings

FIG. 1 is a schematic view of the front section structure of the feed chute of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic view of the front section structure of the positioning frame of the present invention.

In the figure: 1. a positioning frame; 2. a first guide vane; 3. a second guide vane; 4. a fixed mount; 5. a base; 6. a feed chute; 7. a guide vane; 8. and a discharge hole.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: a powder concentrator with high-efficiency and low-resistance rotor blades comprises a positioning frame 1, wherein the positioning frame 1 is fixedly connected with the top of the powder concentrator, and a baffle is arranged on the outer side of the top of the powder concentrator, which is outside the positioning frame 1. Through raising locating rack 1 and selection powder machine top fixed connection to when using, avoid selecting powder excessive through the baffle. The upper surface of the locating rack 1 is fixedly provided with first guide vanes 2 in an annular array, the inner side of the locating rack 1 is provided with a base 5, the base 5 is movably arranged at the top of the powder concentrator, and the lower surface of the base 5 is in transmission installation with a working motor in the powder concentrator. Through installing base 5 and the transmission of the work motor in the selection powder machine to make base 5 rotate under the work motor drive, thereby reach the effect that improves the selection powder efficiency. Fixed mounting has feed chute 6 in the middle of the 5 upper surfaces of base, and discharge opening 8 has been seted up to 6 outer wall below equidistance of feed chute, and 5 outside fixed mounting have mount 4, and mount 4 upper surface is annular array fixed mounting and has second guide vane 3. The inner side of the first guide vane 2 is not in contact with the outer side of the second guide vane 3. By keeping the first guide vane 2 out of contact with the second guide vane 3, the powder can be sifted back and forth between the first guide vane 2 and the second guide vane 3. Through setting up feed chute 6 to set up discharge opening 8 in 6 outer wall belows of feed chute, thereby when using, accessible discharge opening 8 discharges the powder, and screens the powder through first guide vane 2 and second guide vane 3, thereby has improved selection powder efficiency, has reached the effect that improves selection powder efficiency.

Example two

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides a selection powder machine with high-efficient low resistance rotor blade, compares in embodiment one, and this embodiment still includes locating

rack

1, and 1 upper surface of locating rack is annular array fixed mounting has

first guide vane

2, and 1 inboard of locating rack is equipped with base 5, and fixed mounting has feed chute 6 in the middle of the 5 upper surfaces of base, and 6 tops of feed chute are equipped with the ring flange, and 6 tops of feed chute are passed through the ring flange and are installed with the inlet pipe intercommunication, and 6 outer wall tops of feed chute are annular array fixed mounting and have guide vane 7. By arranging the flange plate at the top of the feed chute 6, powder can directly enter the feed chute 6 through the top of the feed chute 6 in use. Discharge opening 8 has been seted up to 6 outer wall below equidistance of feed chute, and 5 outside fixed mounting in base have mount 4, and mount 4 upper surface is annular array fixed mounting has second guide vane 3.

The working principle is as follows: the utility model discloses during the use, the powder passes through the feed chute top and pours into, and through work motor work, and drive base 5 and rotate, thereby make the powder flow in the discharge opening 8, and sieve between first guide vane 2 and second guide vane 3, stir and the breakage to the powder through first guide vane 2 and second guide vane 3, thereby make the powder further refine, thereby accomplish the selection powder operation and fall to in the selection powder machine, thereby conveniently carry out subsequent crocus operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a powder concentrator with high-efficient low resistance rotor blade, includes locating rack (1), its characterized in that: locating rack (1) upper surface is annular array fixed mounting and has first guide vane (2), locating rack (1) inboard is equipped with base (5), fixed mounting has feed chute (6) in the middle of base (5) upper surface, discharge opening (8) have been seted up to feed chute (6) outer wall below equidistance, base (5) outside fixed mounting has mount (4), mount (4) upper surface is annular array fixed mounting and has second guide vane (3).

2. The powder concentrator with high-efficiency low-resistance rotor blades as claimed in claim 1, wherein: the positioning frame (1) is fixedly connected with the top of the powder concentrator, and a baffle is arranged on the outer side of the top of the powder concentrator outside the positioning frame (1).

3. The powder concentrator with high-efficiency low-resistance rotor blades as claimed in claim 1, wherein: the inner side of the first guide vane (2) is not in contact with the outer side of the second guide vane (3).

4. The powder concentrator with high-efficiency low-resistance rotor blades as claimed in claim 1, wherein: the base (5) is movably arranged at the top of the powder concentrator, and the lower surface of the base (5) is in transmission installation with a working motor in the powder concentrator.

5. The powder concentrator with high-efficiency low-resistance rotor blades as claimed in claim 1, wherein: the top of the feed chute (6) is provided with a flange plate, the top of the feed chute (6) is communicated with the feed pipe through the flange plate, and the top of the outer wall of the feed chute (6) is provided with guide vanes (7) in an annular array.