CN214682198U - Raw material powder selecting equipment for cement grinding - Google Patents

Raw material powder selecting equipment for cement grinding Download PDF

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Publication number
CN214682198U
CN214682198U CN202120671273.4U CN202120671273U CN214682198U CN 214682198 U CN214682198 U CN 214682198U CN 202120671273 U CN202120671273 U CN 202120671273U CN 214682198 U CN214682198 U CN 214682198U
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CN
China
Prior art keywords
communicated
grinding
powder
driving motor
material pump
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Expired - Fee Related
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CN202120671273.4U
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Chinese (zh)
Inventor
徐颖辉
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Jiangxi Wannianqing Cement Co ltd
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Jiangxi Wannianqing Cement Co ltd
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Priority to CN202120671273.4U priority Critical patent/CN214682198U/en
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Abstract

The utility model discloses a raw material selection powder equipment for cement grinding, including the drying cabinet, the interior bottom of drying cabinet is provided with the heater strip, the intercommunication has row material pipe on the coarse fodder discharge port of selection powder machine body, and the one end intercommunication of arranging the material pipe has the second material pump, and the intercommunication has the second conveying pipeline on the second material pump, and the one end intercommunication of second conveying pipeline has the grinding case, and the one end fixedly connected with grinding roller of second driving motor output shaft, the intercommunication has the third conveying pipeline on the third material pump, and the one end of third conveying pipeline communicates in the feed inlet intercommunication of selection powder machine body. The utility model discloses when using, can dry before the selection powder at cement powder through being provided with the drying cabinet, avoid the thickness powder screening incomplete condition, improved the efficiency of selection powder to a certain extent to be provided with the middlings that the grinding case will elect and directly grind, then directly carry through the third material pump and select the powder once more to the selection powder machine, it is very convenient to use.

Description

Raw material powder selecting equipment for cement grinding
Technical Field
The utility model relates to a cement grinding processing equipment technical field specifically is a cement grinding is with raw selection powder equipment.
Background
Cement grinding is the final step in cement manufacture and also the step with the most power consumption. The main function of the cement grinding machine is that cement clinker is ground to proper granularity to form a certain grain composition, the hydration area is enlarged, the hydration speed is accelerated, the requirements of setting and hardening of cement slurry are met, and when the cement is ground, a powder selecting machine is generally used for selecting the cement powder;
the powder concentrator is widely applied to a coal mill, a raw material discharge drying mill and a cement mill system in a novel dry cement production line. The method can be divided into three categories of separating powder separators, centrifugal powder separators and cyclone powder separators.
In the prior art, when a powder concentrator is used for selecting cement powder, the cement powder contains moisture, so that the weight of the powder is increased, the coarse powder and the fine powder are not completely screened, the coarse powder selected by the powder concentrator needs to be transferred to a grinding device again for secondary grinding, and then the powder concentrator is used for selecting the powder again, so that the use is very inconvenient, and therefore a raw material powder selecting device for cement grinding needs to be provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cement is raw selection powder equipment for grinding can be dried before the selection powder at the cement powder through being provided with the drying cabinet, avoids the incomplete condition of thickness powder screening to be provided with the middlings that the grinding cabinet will elect and directly grind, then directly carry out the selection powder once more to the selection powder machine in through third material pump, with the problem of proposing in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a raw material powder selecting device for cement grinding comprises a drying box, wherein one side of the drying box is communicated with a feeding pipe, a first driving motor is fixedly mounted at the upper end of the drying box, one end of an output shaft of the first driving motor is fixedly connected with a stirring rod through a coupler, a heating wire is arranged at the inner bottom of the drying box, a transverse plate is fixedly connected inside the drying box and positioned at the upper end of the heating wire, one side of the drying box is communicated with a first discharging pipe, one end of the first discharging pipe is communicated with a first material pump, the first material pump is communicated with a first material conveying pipe, and one end of the first material conveying pipe is communicated with a powder selecting machine body;
the utility model discloses a grinding machine, including selection powder machine body, row's coarse fodder discharge port, one end intercommunication of arranging the material pipe has the second material pump, the intercommunication has the second conveying pipeline on the second material pump, the one end intercommunication of second conveying pipeline has the grinding case, one side fixedly connected with second fixed plate of grinding case, the upper end fixed mounting of second fixed plate has second driving motor, the one end fixedly connected with grinding roller of second driving motor output shaft, and grinding roller are located the inside of grinding case, one side intercommunication of grinding case has the second discharging pipe, the one end intercommunication of second discharging pipe has the third material pump, the intercommunication has the third conveying pipeline on the third material pump, the one end of third conveying pipeline communicates in the feed inlet intercommunication of selection powder machine body.
Preferably, a first bearing is fixedly embedded in the top of the drying box, and one end of an output shaft of the first driving motor is fixedly inserted into an inner ring of the first bearing.
Preferably, the first driving motor is set as a speed reduction driving motor, and the stirring rod is positioned at the upper end of the transverse plate.
Preferably, one side of the drying box is fixedly connected with a first fixing plate, the first material pump is fixedly installed at the upper end of the first fixing plate, one side of the grinding box is fixedly connected with a third fixing plate, and the third material pump is fixedly installed at the upper end of the third fixing plate.
Preferably, a second bearing and a third bearing are fixedly embedded in the side wall of the grinding box, one end of an output shaft of the second driving motor is fixedly inserted into an inner ring of the second bearing, and one end of the grinding roller is fixedly inserted into an inner ring of the third bearing.
Preferably, the second driving motor, the grinding roller, the second bearing and the third bearing are provided with two groups.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an interior bottom of drying cabinet is provided with the heater strip, the inside fixedly connected with diaphragm of drying cabinet, and the diaphragm is located the upper end of heater strip, the upper end fixed mounting of drying cabinet has first driving motor, the one end of first driving motor output shaft is through shaft coupling fixedly connected with poking bar, poking bar is located the design of the upper end of diaphragm, be used for drying the cement grinding that needs to select the powder, avoid the incomplete condition of coarse and fine powder screening, improved the efficiency of selection powder to a certain extent;
2. the utility model discloses a intercommunication has row material pipe on the coarse fodder discharge port of selection powder machine body, the one end intercommunication of arranging the material pipe has the second material pump, the intercommunication has the second conveying pipeline on the second material pump, the one end intercommunication of second conveying pipeline has the grinding case, one side of grinding case is provided with second driving motor, the one end fixedly connected with grinding roller of second driving motor output shaft, one side intercommunication of grinding case has the second discharging pipe, the one end intercommunication of second discharging pipe has the third material pump, the intercommunication has the third conveying pipeline on the third material pump, the one end of third conveying pipeline communicates in the design of the feed inlet intercommunication of selection powder machine body, can directly grind the middlings that the selection powder machine body elected, then directly carry out the selection powder once more in the selection powder machine body through the third material pump, it is very convenient to use.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional view of the drying box of the present invention;
fig. 3 is a schematic sectional view of the grinding box of the present invention.
In the figure: 1. a drying oven; 2. a feed pipe; 3. a first drive motor; 4. a stirring rod; 5. heating wires; 6. a transverse plate; 7. a first discharge pipe; 8. a first material pump; 9. a first fixing plate; 10. a first feed delivery pipe; 11. a powder concentrator body; 12. a discharge pipe; 13. a second material pump; 14. a second delivery pipe; 15. grinding a box; 16. a second fixing plate; 17. a second drive motor; 18. a grinding roller; 19. a second discharge pipe; 20. a third material pump; 21. a third fixing plate; 22. a third delivery pipe.
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.
Referring to fig. 1-3, the present invention provides a technical solution:
a raw material powder selecting device for cement grinding comprises a drying box 1, wherein one side of the drying box 1 is communicated with a feeding pipe 2 and is used for conveying cement powder into the drying box 1 for drying, a first driving motor 3 is fixedly installed at the upper end of the drying box 1, the first driving motor 3 is set to be a speed reduction driving motor, a first bearing is fixedly embedded in the top of the drying box 1, one end of an output shaft of the first driving motor 3 is fixedly inserted into an inner ring of the first bearing, and one end of the output shaft of the first driving motor 3 is fixedly connected with a stirring rod 4 through a coupler, so that the cement powder is dried more fully, and powder selection is facilitated;
the inner bottom of the drying box 1 is provided with a heating wire 5, a transverse plate 6 is fixedly connected inside the drying box 1, the transverse plate 6 is located at the upper end of the heating wire 5, the stirring rod 4 is located at the upper end of the transverse plate 6, the heating wire 5 is used for drying cement powder, one side of the drying box 1 is communicated with a first discharging pipe 7, one end of the first discharging pipe 7 is communicated with a first material pump 8, one side of the drying box 1 is fixedly connected with a first fixing plate 9, the first material pump 8 is fixedly installed at the upper end of the first fixing plate 9, the first material pump 8 is communicated with a first material conveying pipe 10, one end of the first material conveying pipe 10 is communicated with a powder concentrator body 11, and the dried cement powder is transferred to the powder concentrator body 11 through the first material pump 8 for powder concentration;
a discharge pipe 12 is communicated with a coarse material discharge port of the powder concentrator body 11, one end of the discharge pipe 12 is communicated with a second material pump 13, the second material pump 13 is communicated with a second material conveying pipe 14, one end of the second material conveying pipe 14 is communicated with a grinding box 15, coarse powder is conveyed into the grinding box 15 by the second material pump 13 to be ground, one side of the grinding box 15 is fixedly connected with a second fixing plate 16, and the upper end of the second fixing plate 16 is fixedly provided with a second driving motor 17;
one end of an output shaft of the second driving motor 17 is fixedly connected with a grinding roller 18, the grinding roller 18 is positioned in the grinding box 15, a second bearing and a third bearing are fixedly embedded on the side wall of the grinding box 15, one end of the output shaft of the second driving motor 17 is fixedly inserted into an inner ring of the second bearing, one end of the grinding roller 18 is fixedly inserted into an inner ring of the third bearing, two groups of the second driving motor 17, the grinding roller 18, the second bearing and the third bearing are arranged, and the second driving motor 17 is used for driving the grinding roller 18 to grind cement coarse powder;
one side of the grinding box 15 is communicated with a second discharge pipe 19, one end of the second discharge pipe 19 is communicated with a third material pump 20, one side of the grinding box 15 is fixedly connected with a third fixing plate 21, the third material pump 20 is fixedly installed at the upper end of the third fixing plate 21, the third material pump 20 is communicated with a third material conveying pipe 22, one end of the third material conveying pipe 22 is communicated with a feed inlet of the powder concentrator body 11, and cement powder ground by the third material pump 20 mechanism is transferred to the powder concentrator body 11 again for powder concentration.
The working principle is as follows: when the utility model is used, one side of the drying box 1 is communicated with the feeding pipe 2, cement powder is injected into the drying box 1, the inner bottom of the drying box 1 is provided with the heating wire 5, the inner part of the drying box 1 is fixedly connected with the transverse plate 6, the transverse plate 6 is positioned at the upper end of the heating wire 5, the upper end of the drying box 1 is fixedly provided with the first driving motor 3, one end of the output shaft of the first driving motor 3 is fixedly connected with the stirring rod 4 through the shaft coupling, the stirring rod 4 is positioned at the upper end of the transverse plate 6 and used for drying cement powder grinding which needs to be subjected to powder selection, the condition of incomplete screening of the coarse powder and the coarse powder is avoided, and the powder selection efficiency is improved to a certain extent;
one side of the drying box 1 is communicated with a first discharge pipe 7, one end of the first discharge pipe 7 is communicated with a first material pump 8, the first material pump 8 is communicated with a first material conveying pipe 10, one end of the first material conveying pipe 10 is communicated with a powder concentrator body 11, dried cement powder is transferred into the powder concentrator body 11 by the first material pump 8 for powder concentration, and the selected fine powder is discharged through a fine powder discharge port of the powder concentrator body 11;
the coarse material discharge port of the powder concentrator body 11 is communicated with a discharge pipe 12, one end of the discharge pipe 12 is communicated with a second material pump 13, the second material pump 13 is communicated with a second material conveying pipe 14, one end of the second material conveying pipe 14 is communicated with a grinding box 15, one side of the grinding box 15 is provided with a second driving motor 17, one end of an output shaft of the second driving motor 17 is fixedly connected with a grinding roller 18, one side of the grinding box 15 is communicated with a second discharge pipe 19, one end of the second discharge pipe 19 is communicated with a third material pump 20, the third material pump 20 is communicated with a third material conveying pipe 22, one end of the third material conveying pipe 22 is communicated with a feed port of the powder concentrator body 11, coarse powder selected by the powder concentrator body 11 can be directly ground, and then the coarse powder is directly conveyed into the powder concentrator body 11 through the third material pump 20 to be subjected to secondary powder selection, and the use is very convenient.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a raw material selection powder equipment for cement grinding, includes drying cabinet (1), its characterized in that: one side of the drying box (1) is communicated with a feeding pipe (2), a first driving motor (3) is fixedly mounted at the upper end of the drying box (1), one end of an output shaft of the first driving motor (3) is fixedly connected with a stirring rod (4) through a coupler, a heating wire (5) is arranged at the inner bottom of the drying box (1), a transverse plate (6) is fixedly connected inside the drying box (1), the transverse plate (6) is located at the upper end of the heating wire (5), one side of the drying box (1) is communicated with a first discharging pipe (7), one end of the first discharging pipe (7) is communicated with a first material pump (8), the first material pump (8) is communicated with a first feeding pipe (10), and one end of the first feeding pipe (10) is communicated with a powder concentrator body (11);
the coarse material discharge port of the powder concentrator body (11) is communicated with a discharge pipe (12), one end of the discharge pipe (12) is communicated with a second material pump (13), the second material pump (13) is communicated with a second material conveying pipe (14), one end of the second material conveying pipe (14) is communicated with a grinding box (15), one side of the grinding box (15) is fixedly connected with a second fixing plate (16), the upper end of the second fixing plate (16) is fixedly provided with a second driving motor (17), one end of an output shaft of the second driving motor (17) is fixedly connected with a grinding roller (18), the grinding roller (18) is positioned in the grinding box (15), one side of the grinding box (15) is communicated with a second discharge pipe (19), one end of the second discharge pipe (19) is communicated with a third material pump (20), the third material pump (20) is communicated with a third material conveying pipe (22), one end of the third conveying pipe (22) is communicated with a feed inlet of the powder concentrator body (11).
2. The raw meal selecting equipment for cement grinding according to claim 1, characterized in that: the top of the drying box (1) is embedded and fixed with a first bearing, and one end of an output shaft of the first driving motor (3) is fixedly inserted into an inner ring of the first bearing.
3. The raw meal selecting equipment for cement grinding according to claim 1, characterized in that: the first driving motor (3) is set as a speed reduction driving motor, and the stirring rod (4) is located at the upper end of the transverse plate (6).
4. The raw meal selecting equipment for cement grinding according to claim 1, characterized in that: one side of the drying box (1) is fixedly connected with a first fixing plate (9), the first material pump (8) is fixedly installed at the upper end of the first fixing plate (9), one side of the grinding box (15) is fixedly connected with a third fixing plate (21), and the third material pump (20) is fixedly installed at the upper end of the third fixing plate (21).
5. The raw meal selecting equipment for cement grinding according to claim 4, characterized in that: and a second bearing and a third bearing are fixedly embedded in the side wall of the grinding box (15), one end of an output shaft of the second driving motor (17) is fixedly inserted in an inner ring of the second bearing, and one end of the grinding roller (18) is fixedly inserted in an inner ring of the third bearing.
6. The raw meal selecting equipment for cement grinding according to claim 1, characterized in that: and the second driving motor (17), the grinding roller (18), the second bearing and the third bearing are provided with two groups.
CN202120671273.4U 2021-04-01 2021-04-01 Raw material powder selecting equipment for cement grinding Expired - Fee Related CN214682198U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120671273.4U CN214682198U (en) 2021-04-01 2021-04-01 Raw material powder selecting equipment for cement grinding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120671273.4U CN214682198U (en) 2021-04-01 2021-04-01 Raw material powder selecting equipment for cement grinding

Publications (1)

Publication Number Publication Date
CN214682198U true CN214682198U (en) 2021-11-12

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Application Number Title Priority Date Filing Date
CN202120671273.4U Expired - Fee Related CN214682198U (en) 2021-04-01 2021-04-01 Raw material powder selecting equipment for cement grinding

Country Status (1)

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CN (1) CN214682198U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114988732A (en) * 2022-05-17 2022-09-02 娲石水泥集团有限公司 Low-carbon high-performance cement production device and preparation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114988732A (en) * 2022-05-17 2022-09-02 娲石水泥集团有限公司 Low-carbon high-performance cement production device and preparation method thereof

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Granted publication date: 20211112