Multistage screening device for calcium aluminate clinker

Abstract

The utility model relates to the technical field of screening devices, in particular to a calcium aluminate clinker multistage screening device which comprises a shell, a first screening plate and a second screening plate are arranged in the shell, the first screening plate is arranged on the upper side of the second screening plate, a feeding port is formed in the upper end face of the shell, and a first discharging groove is formed in the lower side of the first screening plate. A first discharging groove is formed in the lower side of the first sieve plate, a second discharging groove is formed in the lower side of the second sieve plate, the first discharging groove and the second discharging groove are fixedly connected with the shell, a transmission column is slidably connected into the shell, the first sieve plate and the second sieve plate are fixedly connected with the transmission column, a sleeve is fixedly installed on the lower end face in the shell, and the lower end of the transmission column extends into the sleeve. A spring is fixedly installed in the sleeve, a cam is arranged on the upper side of the shell, and the upper end of the transmission column extends to the upper side of the shell and corresponds to the cam. The screening plate I and the screening plate II are arranged to screen materials for multiple times, the quality of the screening plates is improved, meanwhile, the air bag is arranged to assist in discharging, and the screening efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of screening devices, in particular to a multi-stage screening device for calcium aluminate clinker. Background Art

[0002] Calcium aluminate powder is mainly used as the raw material of water purifier. The preparation process of calcium aluminate powder includes crushing, drying, ball milling, blanking, calcining and grinding of high-grade bauxite and limestone. After the grinding process, the calcium aluminate powder needs to be screened to distinguish calcium aluminate powder of different particle sizes for different purposes or secondary grinding. Generally, a multi-stage vibrating screen is used for screening, while the existing multi-stage vibrating screen continuously feeds and screens, and the multi-stage vibrating screen continuously discharges. During the discharge process, some unscreened calcium aluminate powder will be entrained and discharged, resulting in poor screening effect. Therefore, it is particularly necessary to develop a multi-stage screening device for calcium aluminate powder with good screening effect. Summary of the invention

[0003] The technical problem to be solved by the utility model is to provide a multi-stage screening device for calcium aluminate clinker.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-stage screening device for calcium aluminate clinker, comprising an outer shell, wherein sieve plate 1 and sieve plate 2 are arranged inside the outer shell, the sieve plate 1 is arranged on the upper side of the sieve plate 2, a feed port is opened on the upper end surface of the outer shell, a discharge trough 1 is arranged on the lower side of the sieve plate 1, a discharge trough 2 is arranged on the lower side of the sieve plate 2, the discharge trough 1 and the discharge trough 2 are both fixedly connected to the outer shell, a transmission column is slidably connected inside the outer shell, the sieve plate 1 and the sieve plate 2 are both fixedly connected to the transmission column, a sleeve is fixedly installed on the inner lower end surface of the outer shell, the lower end of the transmission column extends to the interior of the sleeve, a spring is fixedly installed inside the sleeve, a cam is arranged on the upper side of the outer shell, the upper end of the transmission column extends to the upper side of the outer shell and is arranged corresponding to the cam.

[0005] Furthermore, the sieve plate 1 and the sieve plate 2 are both arranged in an eight-shaped shape, and the discharge trough 1 and the discharge trough 2 are both arranged in an inclined manner.

[0006] Furthermore, a motor is arranged at the rear side of the cam, an output shaft of the motor is fixedly connected to the cam, and a support rod is fixedly installed between the motor and the housing.

[0007] Furthermore, an airbag is provided inside the sleeve, and the airbag is fixedly installed between the transmission column and the inner lower end surface of the sleeve.

[0008] Furthermore, an air inlet is provided on the lower side of the airbag, an air outlet is provided inside the transmission column, and the air outlet is communicated with the airbag.

[0009] Furthermore, transfer pipes are fixedly installed on both sides of the upper end surface of the sieve plate 1, a connecting hose is provided between the transfer pipe and the air outlet pipe, and a gas jet is opened on the side end surface of the transfer pipe corresponding to the sieve plate 1.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. The utility model performs multiple screening processes on the material by setting the sieve plate 1 and the sieve plate 2, thereby improving the quality of the sieve plate. At the same time, an air bag is provided to assist in material feeding and improve the screening efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 This is the overall structural view of the utility model;

[0014] Figure 2 It is a cross-sectional view of the overall structure of the utility model;

[0015] Figure 3 For the utility model Figure 2 The enlarged schematic diagram at A in the middle;

[0016] Figure 4 For the utility model Figure 2 Enlarged schematic diagram of point B in the middle.

[0017] Description of reference numerals:

[0018] 1. Shell; 2. Sieve plate 1; 3. Discharge trough 1; 4. Sieve plate 2; 5. Discharge trough 2; 6. Transmission column; 7. Sleeve; 8. Spring; 9. Cam; 10. Motor; 11. Support rod; 12. Air bag; 13. Inlet; 14. Exhaust pipe; 15. Transfer pipe; 16. Air jet; 17. Connecting hose. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figures 1 to 4 , the utility model provides a technical solution:

[0021] A multi-stage screening device for calcium aluminate clinker comprises a shell 1, wherein a sieve plate 2 and a sieve plate 4 are arranged inside the shell 1, the sieve plate 2 is arranged on the upper side of the sieve plate 4, a feed port is opened on the upper end surface of the shell 1, a discharge trough 3 is arranged on the lower side of the sieve plate 2, a discharge trough 5 is arranged on the lower side of the sieve plate 4, the discharge trough 3 and the discharge trough 5 are both fixedly connected to the shell 1, a transmission column 6 is slidably connected inside the shell 1, the sieve plate 2 and the sieve plate 4 are both fixedly connected to the transmission column 6, a sleeve 7 is fixedly installed on the inner lower end surface of the shell 1, the lower end of the transmission column 6 extends to the inside of the sleeve 7, a spring 8 is fixedly installed inside the sleeve 7, a cam 9 is arranged on the upper side of the shell 1, the upper end of the transmission column 6 extends to the upper side of the shell 1 and is arranged corresponding to the cam 9.

[0022] The sieve plate 1 2 and the sieve plate 2 4 are both arranged in an eight-shaped shape, and the discharge trough 1 3 and the discharge trough 2 5 are both arranged in an inclined manner.

[0023] Pour the material into the outer shell 1 through the feed port, and start the motor 10 so that the output shaft of the motor 10 drives the cam 9 to rotate, and the cam 9 squeezes the transmission column 6 to descend, and the lower end of the transmission column 6 squeezes the spring 8. When the cam 9 is away from the transmission column 6, it will return to its original position under the action of the spring 8, so that the transmission column 6 can reciprocate, and the transmission column 6 synchronously carries the sieve plate 1 2 and the sieve plate 2 4 to vibrate, so as to screen the material, and the material screened by the sieve plate 1 2 and the sieve plate 2 4 will fall into the discharge trough 1 3 and the discharge trough 2 5 respectively, and be discharged from the equipment.

[0024] A motor 10 is disposed at the rear side of the cam 9 , an output shaft of the motor 10 is fixedly connected to the cam 9 , and a support rod 11 is fixedly installed between the motor 10 and the housing 1 .

[0025] An airbag 12 is arranged inside the sleeve 7 , and the airbag 12 is fixedly installed between the transmission column 6 and the inner lower end surface of the sleeve 7 .

[0026] An air inlet 13 is provided at the lower side of the airbag 12 , and an air outlet pipe 14 is provided inside the transmission column 6 . The air outlet pipe 14 is connected to the airbag 12 .

[0027] Transfer pipes 15 are fixedly installed on both sides of the upper end surface of the sieve plate 2. A connecting hose 17 is provided between the transfer pipe 15 and the air outlet pipe 14. An air jet port 16 is provided on the side end surface of the transfer pipe 15 corresponding to the sieve plate 2.

[0028] The reciprocating motion of the transmission column 6 synchronously squeezes the airbag 12, so that the airbag 12 sucks the external gas and discharges it into the transfer pipe 15, and sprays it out from the jet port 16, spraying it to the material remaining on the screen plate 2, blowing it into the discharge trough 3, and assisting it in unloading processing.

[0029] The utility model performs multiple screening processes on materials by arranging sieve plates 1 2 and sieve plates 2 4 to improve the quality of the sieve plates. At the same time, an air bag 12 is arranged to assist in material feeding and improve screening efficiency.

[0030] Working principle: Pour the material into the outer shell 1 through the feed port, and start the motor 10 so that the output shaft of the motor 10 drives the cam 9 to rotate, and the cam 9 squeezes the transmission column 6 to descend, and the lower end of the transmission column 6 squeezes the spring 8. When the cam 9 is away from the transmission column 6, it will return to its original position under the action of the spring 8, so that the transmission column 6 can reciprocate, and the transmission column 6 synchronously carries the sieve plate 2 and the sieve plate 4 to vibrate, so as to screen the material, and the material screened by the sieve plate 2 and the sieve plate 24 will fall into the discharge trough 13 and the discharge trough 25 respectively, and the discharge equipment, the reciprocating motion of the transmission column 6 synchronously squeezes the airbag 12, so that the airbag 12 sucks the external gas and discharges it into the transfer pipe 15, and sprays it out from the jet port 16, spraying it to the material remaining on the sieve plate 2, blowing it into the discharge trough 3, to assist it in unloading.

[0031] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A multi-stage screening device for calcium aluminate clinker, comprising a housing (1), characterized in that: The shell (1) is provided with a sieve plate 1 (2) and a sieve plate 2 (4) inside. The sieve plate 1 (2) is arranged on the upper side of the sieve plate 2 (4). The upper end surface of the shell (1) is provided with a feed inlet. The lower side of the sieve plate 1 (2) is provided with a discharge trough 1 (3). The lower side of the sieve plate 2 (4) is provided with a discharge trough 2 (5). The discharge trough 1 (3) and the discharge trough 2 (5) are both fixedly connected to the shell (1). The shell (1) is slidably connected with a transmission mechanism inside. The movable column (6) is provided with a sieve plate 1 (2) and a sieve plate 2 (4) which are both fixedly connected to the transmission column (6); a sleeve (7) is fixedly installed on the inner lower end surface of the outer shell (1); the lower end of the transmission column (6) extends to the inside of the sleeve (7); a spring (8) is fixedly installed inside the sleeve (7); a cam (9) is provided on the upper side of the outer shell (1); the upper end of the transmission column (6) extends to the upper side of the outer shell (1) and is provided corresponding to the cam (9).

2. The multi-stage screening device for calcium aluminate clinker according to claim 1, characterized in that: The sieve plate 1 (2) and the sieve plate 2 (4) are both arranged in an eight-shaped shape, and the discharge trough 1 (3) and the discharge trough 2 (5) are both arranged in an inclined manner.

3. A calcium aluminate clinker multi-stage screening device according to claim 2, characterized in that: A motor (10) is arranged on the rear side of the cam (9); an output shaft of the motor (10) is fixedly connected to the cam (9); and a support rod (11) is fixedly installed between the motor (10) and the housing (1).

4. A calcium aluminate clinker multi-stage screening device according to claim 3, characterized in that: An air bag (12) is arranged inside the sleeve (7), and the air bag (12) is fixedly installed between the transmission column (6) and the inner lower end surface of the sleeve (7).

5. A calcium aluminate clinker multi-stage screening device according to claim 4, characterized in that: An air inlet (13) is provided at the lower side of the airbag (12), an air outlet pipe (14) is provided inside the transmission column (6), and the air outlet pipe (14) is communicated with the airbag (12).

6. A calcium aluminate clinker multi-stage screening device according to claim 5, characterized in that: Transfer pipes (15) are fixedly mounted on both sides of the upper end surface of the sieve plate 1 (2); a connecting hose (17) is provided between the transfer pipe (15) and the air outlet pipe (14); and a jet port (16) is provided on the side end surface of the transfer pipe (15) corresponding to the sieve plate 1 (2).

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