Screening device for cement processing

Abstract

The utility model belongs to the technical field of cement processing, and relates to a screening device for cement processing, which comprises a bottom screening frame (1), a screening plate (2) connected with the bottom screening frame (1) in a sliding mode and a driving device (3) connected with the screening plate (2), and is characterized in that a discharging structure (4) is arranged above the screening plate (2), the bottom screening frame (1) is further provided with a cleaning scraper (5), and the cleaning scraper (5) is arranged on the bottom screening frame (1). And the cleaning scraper (5) is positioned on the lower side of the sieve plate (2) and is in contact with the sieve plate (2). The screening device for cement processing is simple and reasonable in structural arrangement, smooth in discharging and low in screening blocking rate.

Description

TECHNICAL FIELD

[0001] The utility model belongs to cement processing technical field relates to a screening device for cement processing. BACKGROUND

[0002] When carrying out cement processing, the solid components in the cement raw materials need to be screened, and the large particles and small particles need to be separated, so screening equipment needs to be used. For example, the vibrating screening device for cement processing disclosed in CN220900989U sets a vibrating screen plate, a driving device connected with the vibrating screen plate, and a cleaning mechanism located above the vibrating screen plate. The working principle is that the cement raw materials are continuously poured onto the vibrating screen plate, the vibrating screen plate is driven by the driving device to move periodically to achieve screening, and then the cleaning mechanism is used for cleaning. However, in actual production, since the cleaning mechanism is arranged above the vibrating screen plate, the structure is unreasonable, which affects the feeding of the cement raw materials, is not conducive to the screening operation, and also affects the cleaning mechanism. Meanwhile, the cement raw materials are not guided during feeding, which may cause deviation of the feeding position or the problem that the raw materials fall below the vibrating screen plate without being screened. SUMMARY

[0003] The utility model aims at solving above -mentioned problem, provides a screening device for cement processing.

[0004] To achieve the above-mentioned purpose, the utility model provides a screening device for cement processing, including bottom screening frame, with the bottom screening frame sliding connection's screen plate and with the screen plate connection's driving device, the screen plate top is equipped with the structure of unloading, the bottom screening frame still is equipped with the cleaning scraper, the cleaning scraper is located the screen plate downside with screen plate contact.

[0005] Further, the bottom screening frame includes a first baffle and a second baffle arranged opposite to each other, and the first baffle and the second baffle are connected by a third baffle.

[0006] The first baffle and the second baffle are oppositely provided with a sliding groove, and the screen plate is slidingly installed in the sliding groove on both sides.

[0007] Further, the driving device includes a mounting plate fixed on the third baffle, a rotating motor mounted on the mounting plate, and a rotating disc connected with the rotating motor.

[0008] The rotating disc is eccentrically hinged with a transmission rod, the third baffle is provided with a through hole, and the transmission rod passes through the through hole and is hinged with the screen plate.

[0009] Further, the cleaning scraper is fixedly connected with the first baffle and the second baffle, and the thickness of the cleaning scraper gradually increases in the direction away from the screen plate.

[0010] Further, the discharging structure comprises a bin body, the bin body is provided with an opening below, the opening is provided with a first rotating roller and a second rotating roller, and the bin body is provided with a first driving motor and a second driving motor outside and connected with the first rotating roller and the second rotating roller respectively.

[0011] Further, the first driving motor and the second driving motor drive the first rotating roller and the second rotating roller to rotate towards each other, and the rotating speed of the first driving motor is greater than or smaller than the rotating speed of the second driving motor.

[0012] Further, the first rotating roller and the second rotating roller are provided with stirring teeth.

[0013] Further, the discharging structure is fixedly connected with the bottom screening frame through a support structure.

[0014] The beneficial effects of the cement processing screening device are as follows:

[0015] The cement processing screening device has the advantages that the above structure is beneficial to avoid that the raw materials directly fall below the screen plate without screening, has cleaning effect on the screen plate, and is beneficial to avoid that the screen plate is blocked. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 Fig. 1 is a perspective view of a cement processing screening device according to an embodiment of the present application;

[0017] Figure 2 Fig. 2 is a perspective view of a cement processing screening device according to an embodiment of the present application; Figure Two

[0018] Figure 3 Fig. 3 is a top view of a cement processing screening device according to an embodiment of the present application;

[0019] Figure 4 Fig. 4 is a sectional view of the cement processing screening device according to an embodiment of the present application. Figure 3

[0020] The meanings of the reference signs in the drawings are as follows:

[0021] ​​1, bottom screening frame; 2, sieve plate; 3, driving device; 4, discharging structure; 5, cleaning scraper; 6, support structure; 11, first baffle; 12, second baffle; 13, third baffle; 111, chute; 31, mounting plate; 32, rotating motor; 33, rotating disc; 34, transmission rod; 131, through hole; 41, bin body; 42, opening; 43, first rotating roller; 44, second rotating roller; 45, first driving motor; 46, second driving motor; 47, stirring tooth. DETAILED DESCRIPTION

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments. Obviously, the drawings described in the following are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without any creative effort on the basis of these drawings.

[0023] The present application will be described in detail below in conjunction with the drawings and specific embodiments. The embodiments cannot be described one by one here, but the embodiments of the present application are not limited to the following embodiments.

[0024] In conjunction with Figures 1-4 As shown in the drawings, the present application provides a screening device for cement processing, which comprises a bottom screening frame 1, a sieve plate 2 slidably connected with the bottom screening frame 1, and a driving device 3 connected with the sieve plate 2. A discharging structure 4 is arranged above the sieve plate 2, and the bottom screening frame 1 is further provided with a cleaning scraper 5, which is in contact with the sieve plate 2 on the lower side of the sieve plate 2.

[0025] The screening device for cement processing of the present application, through the arrangement of the discharging structure 4, ensures smooth discharging and correct discharging position by guiding the cement raw materials between the sieve plates 2 through the guiding structure of the discharging structure 4, avoiding the problem of cement raw materials directly falling below the sieve plate 2. In addition, the arrangement of the cleaning scraper 5 is beneficial to avoid the problem of clogging of the sieve plate 2.

[0026] According to an embodiment of the present application, the bottom screening frame 1 comprises a first baffle 11 and a second baffle 12 arranged oppositely, and the first baffle 11 and the second baffle 12 are connected by a third baffle 13. The opposite side of the third baffle 13 is an open side, and the screened materials can be further transferred through this open side.

[0027] In the embodiment, the first baffle 11 and the second baffle 12 are oppositely provided with a sliding groove 111, and the screen plate 2 is slidingly installed on both sides of the sliding groove 111. The driving device 3 comprises a mounting plate 31 fixed on the third baffle 13, a rotating motor 32 mounted on the mounting plate 31, and a rotating disc 33 connected with the rotating motor 32. The rotating disc 33 is eccentrically hinged with a transmission rod 34, the third baffle 13 is provided with a through hole 131, and the transmission rod 34 is hinged with the screen plate 2 through the through hole 131.

[0028] The screen device for cement processing has the advantages that when the rotating motor 32 works, the rotating disc 33 is driven to rotate, the transmission rod 34 is eccentrically hinged with the rotating disc 33 at one end and hinged with the screen plate 2 at the other end, the screen plate 2 can be periodically driven to reciprocate, and the screening operation is realized.

[0029] According to the embodiment of the utility model, the cleaning scraper 5 is fixedly connected with the first baffle 11 and the second baffle 12, and the thickness of the cleaning scraper 5 gradually increases in the direction away from the screen plate 2. In the embodiment, the cleaning scraper 3 is provided with a third one, and the three cleaning scrapers 3 are equally spaced. When the screen plate 2 moves, relative movement is generated between the screen plate 2 and the cleaning scraper 3, so that the cleaning scraper 3 can clean and scrape the screen plate from below, thereby avoiding the screening blockage of the screen plate 2.

[0030] In the embodiment, the blanking structure 4 is fixedly connected with the bottom screening frame 1 through the support structure 6. The blanking structure 4 comprises a bin body 41, the bin body 41 is provided with an opening 42 at the lower portion, the opening is provided with a first rotating roller 43 and a second rotating roller 44, the bin body 41 is provided with a first driving motor 45 and a second driving motor 46 which are connected with the first rotating roller 43 and the second rotating roller 44, respectively. The first rotating roller 43 and the second rotating roller 44 are provided with stirring teeth 47. The first driving motor 45 and the second driving motor 46 drive the first rotating roller 43 and the second rotating roller 44 to rotate towards each other, and the rotating speed of the first driving motor 45 is greater than or smaller than the rotating speed of the second driving motor 46. That is, the screen device for cement processing has the advantages that the first rotating roller 43 and the second rotating roller 44 rotate towards each other, and the rotating speeds are different, and the stirring teeth 47 are further matched, so that the blanking phenomenon is avoided during blanking.

[0031] The above only describes one embodiment of the utility model, and is not used for limiting the utility model. For those skilled in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A screening device for cement processing, comprising a bottom screening frame (1), a screen plate (2) in sliding connection with the bottom screening frame (1), and a driving device (3) connected with the screen plate (2), characterized in that, The bottom screening frame (1) is further provided with a cleaning scraper (5) which is in contact with the screen plate (2) on the lower side of the screen plate (2).

2. The cement processing screening device of claim 1, wherein, The bottom screening frame (1) comprises oppositely arranged first and second baffles (11, 12) which are connected by a third baffle (13). The first and second baffles (11, 12) are oppositely provided with sliding grooves (111) in which the screen plate (2) is slidingly installed on both sides.

3. The cement processing screening device of claim 2, wherein, The driving device (3) comprises a mounting plate (31) fixed on the third baffle (13), a rotating motor (32) mounted on the mounting plate (31), and a rotating disc (33) connected with the rotating motor (32). The rotating disc (33) is eccentrically hinged with a transmission rod (34), the third baffle (13) is provided with a through hole (131), and the transmission rod (34) is hinged with the screen plate (2) through the through hole (131).

4. The cement processing screening apparatus of claim 3, wherein, The cleaning scraper (5) is fixedly connected with the first and second baffles (11, 12), and the thickness of the cleaning scraper (5) gradually increases in the direction away from the screen plate (2).

5. The cement processing screening apparatus of claim 4, wherein, The discharging structure (4) comprises a bin body (41) which is provided with an opening (42) below, the opening is provided with first and second rotating rollers (43, 44), and the bin body (41) is provided with first and second drive motors (45, 46) which are respectively connected with the first and second rotating rollers (43, 44) on the outside.

6. The cement processing screening apparatus of claim 5, wherein, The first and second drive motors (45, 46) respectively drive the first and second rotating rollers (43, 44) to rotate towards each other, and the rotating speed of the first drive motor (45) is greater than or less than that of the second drive motor (46).

7. The cement processing screening apparatus of claim 6, wherein, The first and second rotating rollers (43, 44) are provided with stirring teeth (47).

8. The cement processing screening apparatus of claim 7, wherein, The discharging structure (4) is fixedly connected with the bottom screening frame (1) through a support structure (6).

Images