CN210322465U - Sampler for efficiency measurement of vertical mill powder concentrator - Google Patents
Sampler for efficiency measurement of vertical mill powder concentrator Download PDFInfo
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- CN210322465U CN210322465U CN201921266895.8U CN201921266895U CN210322465U CN 210322465 U CN210322465 U CN 210322465U CN 201921266895 U CN201921266895 U CN 201921266895U CN 210322465 U CN210322465 U CN 210322465U
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Abstract
The utility model belongs to the field of accessories of vertical mill powder concentrator, and discloses a sampler for measuring efficiency of vertical mill powder concentrator, which comprises a sampling bin and a handle connected with the sampling bin; the sampling bin comprises an inlet plate positioned at the bottom of the sampling bin; the inlet plate is provided with a feed inlet; a material bearing plate is arranged on one side of the inlet plate, which is far away from the handle, in parallel; the material bearing plate and the inlet plate are connected into a whole through a vertical connecting plate; a top plate is arranged above the inlet plate and the material bearing plate; a vertically detachable filter screen is arranged between one end of the material bearing plate, which is far away from the material feeding plate, and the top plate; a rear side plate is arranged between one end of the inlet plate corresponding to the handle and the top plate, and a round hole is formed in the rear side plate; a discharge pipe facing the round hole is welded on the outer side of the rear side plate; the discharge pipe is in threaded connection with the handle; the rest parts of the sampling bin are sealed by steel plates. The utility model discloses simple structure need not extra power and assists and can realize the interior sample of selection powder machine, and is easy and simple to handle, is fit for promoting.
Description
Technical Field
The utility model relates to a grind selection powder machine accessory field immediately, especially disclose a grind selection powder machine sampler for efficiency determination immediately.
Background
The material grinding and screening technology has been developed for many years, and the third generation powder selecting machine has been widely applied. The cyclone separator mainly utilizes the rotation of a rotor to generate cyclone, and when materials carried by wind pass through a cyclone area, the materials are screened under the action of centrifugal force, wind traction force and gravity. The qualified materials with smaller centrifugal force are brought out of the powder concentrator under the traction action of wind and collected by a dust collector, while the unqualified materials with larger centrifugal force fall back to the millstone again under the self gravity and are ground again. Meanwhile, the material particles can be controlled to be subjected to centrifugal force according to the rotating speed of the rotor, so that the material particles with required specifications can be adjusted.
The existing third-generation powder concentrator has more models, and the effect of each model of powder concentrator is different. Due to different working conditions, the powder concentrator is difficult to compare in terms of yield and product quality, and the efficiency of the powder concentrator needs to be calculated by adopting the material gradation before the static blades of the powder concentrator enter. Because the vertical mill powder concentrator is a closed circulating system, the negative pressure at the stationary blade of the material entering the powder concentrator reaches-8000 pa, and an effective tool is lacked at present, so that the material and air can be taken out after being separated from each other from the vertical mill powder concentrator, and the actual powder concentrating efficiency of the vertical mill powder concentrator cannot be calculated.
SUMMERY OF THE UTILITY MODEL
This patent is because of the unable problem of surveing because of can't taking out the material from the powder concentrator inside for solving current vertical mill powder concentrator actual operating efficiency, the utility model discloses a sampler is used in vertical mill powder concentrator efficiency survey.
The technical scheme adopted by the patent to solve the technical problems in the prior art is as follows:
a sampler for measuring the efficiency of a vertical mill powder concentrator comprises a sampling bin and a handle connected with the sampling bin;
the sampling bin comprises an inlet plate positioned at the bottom of the sampling bin; the inlet plate is provided with a feed inlet; a material bearing plate is arranged on one side of the inlet plate, which is far away from the handle, in parallel; the material bearing plate and the inlet plate are connected into a whole through a vertical connecting plate; a top plate is arranged above the inlet plate and the material bearing plate; a vertically detachable filter screen is arranged between one end of the material bearing plate, which is far away from the material feeding plate, and the top plate; a rear side plate is arranged between one end of the inlet plate corresponding to the handle and the top plate, and a round hole is formed in the rear side plate; a discharge pipe facing the round hole is welded on the outer side of the rear side plate; the discharge pipe is in threaded connection with the handle; the rest parts of the sampling bin are sealed by steel plates.
Furthermore, a square or round conical body with an upper opening and a lower opening is arranged in the sampling bin and right opposite to the feeding port.
Further, the top plate comprises a straight plate parallel to the material bearing plate and an arc plate arranged above the inlet plate; the straight plate and the arc plate are integrally formed.
Furthermore, an outlet plate is welded at the end part of the straight plate; the filter screen is arranged between the cover plate and the outlet plate.
The patent has the advantages and positive effects that:
1. the utility model discloses a by the inlet structure that changes to little greatly with the feed inlet intercommunication, the export filter screen of cooperation simultaneously can remain the material in the storehouse of taking a sample when selecting powder built-in with wind and material detached, and the material does not leak outward, and the sample is accurate.
2. The utility model discloses the material pipe is arranged to the sampler rear side division, only needs to twist off the handle after the sample, can pour the material from arranging the material pipe, compact structure, and the sample is efficient.
3. The utility model discloses simple structure need not extra power and assists and can realize the interior sample of selection powder machine, and is easy and simple to handle, is fit for promoting.
Drawings
Fig. 1 is a front view of a sampler in an embodiment of the invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a bottom view of the feed gap of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 1 at X;
fig. 5 is a diagram of the operation state of the sampler in the embodiment of the present invention.
In the figure: 1. sampling a bin; 11. an inlet plate; 11a, a feed inlet; 12. a conical body; 13. a material bearing plate; 14. a connecting plate; 15. a top plate; 15a, a straight plate; 15b, arc plates; 16. an outlet plate; 17. a rear side plate; 18. a discharge pipe; 2. a handle; 3. a filter screen; 4. cover plate, 5, fixing bolt; 6. a powder concentrator shell; 7. a stationary blade; 8. and (5) blanking a cone.
Detailed Description
For further understanding of the contents, features and functions of the present invention, the following embodiments are exemplified in conjunction with the accompanying drawings and the following detailed description:
referring to fig. 1 to 5, a sampler for measuring efficiency of a vertical mill powder concentrator includes a sampling chamber 1 and a horizontal handle 2 connected to the sampling chamber 1;
the sampling bin comprises an inlet plate 11 positioned at the bottom of the sampling bin 1; the inlet plate 11 is provided with a feed inlet 11 a; a square or round conical body 12 with an upper opening and a lower opening is arranged in the sampling bin at the position opposite to the feed port 11a, so that materials enter the sampling bin from the feed port 11a in a tightening shape at a high speed;
a material bearing plate 13 is arranged on one side of the inlet plate 11 far away from the handle 2 in parallel; the material bearing plate 13 and the inlet plate 11 are connected into a whole through a vertical connecting plate 14; a top plate 15 is arranged above the inlet plate 11 and the material bearing plate 13; the top plate 15 comprises a straight plate 15a parallel to the material bearing plate 13 and an arc plate 15b arranged above the inlet plate 11; the straight plate 15a and the arc plate 15b are integrally formed;
a vertically detachable filter screen 3 is arranged between one end of the material bearing plate 13 far away from the material inlet plate and the top plate 15; specifically, an outlet plate 16 is welded at the end of the straight plate 15 a; the outlet plate 16 is a square steel plate, a square through hole which is opposite to the straight plate 15a is formed in the center of the square steel plate, and a plurality of threaded holes are uniformly distributed in the periphery of the square through hole; a filter screen 3 and a cover plate 4 are sequentially fixed on the outer side of the outlet plate 16; a plurality of fixing bolts 5 penetrate through the cover plate 4 and the filter screen 3 and are arranged in the threaded holes; preferably, the filter net 3 is a filter bag or other materials capable of blocking materials from passing through.
A rear side plate 17 is arranged between one end of the inlet plate 11 corresponding to the handle 2 and the arc plate 15b, and a circular hole is formed in the rear side plate 17; a discharge pipe 18 facing the round hole is welded on the outer side of the rear side plate 17; the discharge pipe 18 is provided with external threads; the handle 2 is provided with an internal thread in threaded connection with a discharge pipe 18.
The rest parts of the sampling bin are sealed by steel plates.
The handle 2 is made by circular steel pipe, and the terminal shutoff of sample storehouse is kept away from to the handle to prevent that the material in the sample storehouse from flowing out from the handle end along with gas.
The working principle is as follows:
as shown in fig. 5, after the materials are ground on the grinding equipment, the materials with different particle sizes are brought into the stationary blades 7 for screening from the space between the powder concentrator shell 6 and the blanking cone 8 under the driving of the wind; the determination of the powder separation efficiency of the powder separator requires taking out the material before entering the stationary blades 7, where the wind carries the material upwards in the direction V in the figure. In order to take out the material, a hole with proper size is arranged on the shell 6 of the powder concentrator, and the sampler is inserted into the powder concentrator. The sampler handle 2 is held at the outer side, the feed port of the sampling bin 1 faces the wind downwards, and the wind brings materials into the sampling bin 1 from the feed port 11 a; under the guide of the circular arc plate 15b, under the action of centrifugal force, a part of large-particle materials fall onto the feeding plate in the sampling bin 1, a part of small-particle materials are intercepted by the filter screen 3 at the outlet onto the material bearing plate 13, and the rest of small-particle materials enter the powder concentrator again through the filter screen 3 at the outlet along with wind. After waiting for the material to collect, take out the sampler from the selection powder machine, pull down handle 2, pour the material of collecting out row material pipe 18, can accomplish the interior material sampling of selection powder machine to carry out efficiency measurement for the later stage and provide the basis.
The foregoing is illustrative of the preferred embodiments of this patent and is not to be construed as limiting in any way, and all simple modifications, equivalent alterations and modifications to the above embodiments based on the technical spirit of this patent are intended to be included within the scope of the present patent disclosure.
Claims (4)
1. The utility model provides a vertical mill selection powder machine sampler for efficiency measurement which characterized in that: comprises a sampling bin and a handle connected with the sampling bin;
the sampling bin comprises an inlet plate positioned at the bottom of the sampling bin; the inlet plate is provided with a feed inlet; a material bearing plate is arranged on one side of the inlet plate, which is far away from the handle, in parallel; the material bearing plate and the inlet plate are connected into a whole through a vertical connecting plate; a top plate is arranged above the inlet plate and the material bearing plate; a vertically detachable filter screen is arranged between one end of the material bearing plate, which is far away from the material feeding plate, and the top plate; a rear side plate is arranged between one end of the inlet plate corresponding to the handle and the top plate, and a round hole is formed in the rear side plate; a discharge pipe facing the round hole is welded on the outer side of the rear side plate; the discharge pipe is in threaded connection with the handle;
the rest parts of the sampling bin are sealed by steel plates.
2. A sampler for measuring efficiency of a vertical mill powder concentrator according to claim 1, wherein:
the sampling bin is internally provided with a square or round conical body with an upper opening and a lower opening which are opposite to the feeding port.
3. A sampler for measuring efficiency of a vertical mill powder concentrator according to claim 1, wherein: the top plate comprises a straight plate parallel to the material bearing plate and an arc plate arranged above the inlet plate; the straight plate and the arc plate are integrally formed.
4. A sampler for measuring efficiency of a vertical mill powder concentrator according to claim 3, wherein: the end part of the straight plate is provided with an outlet plate and a cover plate; the filter screen is arranged between the cover plate and the outlet plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921266895.8U CN210322465U (en) | 2019-08-06 | 2019-08-06 | Sampler for efficiency measurement of vertical mill powder concentrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921266895.8U CN210322465U (en) | 2019-08-06 | 2019-08-06 | Sampler for efficiency measurement of vertical mill powder concentrator |
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| Publication Number | Publication Date |
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| CN210322465U true CN210322465U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921266895.8U Active CN210322465U (en) | 2019-08-06 | 2019-08-06 | Sampler for efficiency measurement of vertical mill powder concentrator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110308021A (en) * | 2019-08-06 | 2019-10-08 | 中材（天津）粉体技术装备有限公司 | A kind of roller mill separator efficiency test sampler |
-
2019
- 2019-08-06 CN CN201921266895.8U patent/CN210322465U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110308021A (en) * | 2019-08-06 | 2019-10-08 | 中材（天津）粉体技术装备有限公司 | A kind of roller mill separator efficiency test sampler |
| CN110308021B (en) * | 2019-08-06 | 2024-06-14 | 中材（天津）粉体技术装备有限公司 | Sampler for measuring efficiency of vertical mill powder concentrator |
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