Dustproof cement processing device

Abstract

The present invention discloses a dust-proof cement processing device in the field of cement processing, comprising a fixed frame and a screening frame, wherein the screening frame is connected to a driving member that drives its reciprocating horizontal movement, wherein a screen and a reciprocating mechanism are sequentially arranged in the screening frame from top to bottom, wherein the reciprocating mechanism comprises a fixed block and two adjusting rods, wherein the fixed block is fixedly connected to the fixed frame, a limiting groove is provided on the fixed block, a sliding rod is slidably connected in the limiting groove, and a connecting rod is fixedly connected to the sliding rod, wherein both adjusting rods pass through and are slidably connected to the screening frame, wherein the adjusting rods are perpendicular to the direction of horizontal movement of the screening frame, and the ends of the two adjusting rods are provided with a collision block, and the connecting rod drives the two adjusting rods to move perpendicular to the direction of movement of the screening frame. The device in the present invention can reduce dust during cement screening and prevent the screen from being blocked.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of cement processing, in particular to a dust-proof cement processing device. BACKGROUND

[0002] Cement, a kind of powdered inorganic cementitious material, can be mixed with water to form paste, which can harden in air or water and can firmly cement sand and stone together; the mixture of early lime and volcanic ash is very similar to modern lime-volcanic ash cement; the concrete made by cementing broken stones has high strength and can resist the erosion of fresh water or salt water; for a long time, it has been widely used as an important cementitious material in civil construction, water conservancy, national defense and other projects.

[0003] The production process of cement includes crushing and pre-homogenization, raw material preparation, raw material homogenization, preheating and decomposition, cement clinker sintering, cement grinding and cement packaging; a large amount of dust is generated in each link of the cement production process, which seriously affects the air environment of the workshop, factory and surrounding area, and seriously endangers the physical and mental health of workers, so dust reduction devices must be provided.

[0004] Especially in the screening link after cement grinding, ball mills are needed for cement grinding production, cement clinker is crushed, ground and fully mixed in the ball mill, and the clinker ground by the ball mill enters the powder separator for screening; the powder separator uses a vibrating motor to drive the screen to vibrate up and down to achieve the screening effect, but the vertical vibration of the screen will cause more serious dust lifting; in addition, the screen is easily clogged after being used for a period of time, and the screen must be removed to unblock it, so the screening effect of the screen will be affected. SUMMARY

[0005] The present application aims to provide a dust-proof cement processing device to solve the problem of serious dust lifting during screening of the existing powder separator.

[0006] The dust-proof cement processing device in the present application comprises a fixed frame and a screening frame, the screening frame is connected with a driving member for driving it to move horizontally back and forth, a screen and a reciprocating mechanism are arranged in the screening frame from top to bottom, the reciprocating mechanism comprises a fixed block and two adjusting rods, the fixed block is fixedly connected with the fixed frame, a limiting groove is arranged on the fixed block, a sliding rod is slidably connected in the limiting groove, the sliding rod is fixedly connected with a connecting rod, the two adjusting rods are both penetratingly and slidably connected on the screening frame, the adjusting rods are perpendicular to the horizontal moving direction of the screening frame, an impact block is arranged at the end of each adjusting rod, and the connecting rod drives the two adjusting rods to move perpendicular to the moving direction of the screening frame.

[0007] The working principle and beneficial effects of the scheme are as follows: when in use, the cement is placed on the screen, the driving member is turned on, the driving member drives the screening frame to move horizontally reciprocatingly, the fixed block is fixedly connected to the fixed frame, the sliding rod is slidingly connected to the limiting slot on the fixed frame, the connecting rod connected to the sliding rod drives the adjusting rod to move horizontally reciprocatingly, so that the adjusting rod drives the adjusting rod to move horizontally reciprocatingly with the screening frame, the adjusting rod drives the connecting rod to deflect, and the two adjusting rods move horizontally in opposite directions, and the horizontal movement direction is perpendicular to the horizontal movement direction of the screening frame, the end of the adjusting rod is provided with the impact block, and the impact block can impact the screening frame intermittently, thereby preventing the screen from being blocked. The device in the scheme can screen the cement by horizontal reciprocating movement, the scheme is different from the up-down oscillation screening in the prior art, dust is reduced, the two adjusting rods move with the screening frame during the screening process, the adjusting rod also moves in the direction perpendicular to the movement direction of the screening frame, the two adjusting rods move in different directions, and the ends of the two adjusting rods are provided with impact blocks, so that the impact blocks impact the screening frame intermittently during the reciprocating movement of the adjusting rod, thereby shaking the cement on the screen to prevent the screen from being blocked.

[0008] Further, the fixed frame is provided with two limiting rods, the limiting rods penetrate and are slidingly connected to the screening frame, and the limiting rods are perpendicular to the adjusting rods. The limiting rods are arranged to limit the horizontal movement of the screening frame, so that the displacement of the screening frame is more stable.

[0009] Further, the two adjusting rods are each provided with three positioning rods arranged side by side, the two ends of the connecting rod are each provided with a sliding slot, and the two positioning rods are located at the two ends of the connecting rod, and the middle positioning rod is slidingly connected to the sliding slot. When the adjusting rod moves horizontally with the screening frame, the adjusting rod moves horizontally, at this time, the sliding rod slides in the limiting slot, the two ends of the connecting rod are limited by the three positioning rods, the positioning rods at the two ends of the connecting rod limit the connecting rod, and the middle positioning rod slides in the sliding slot, so that the connecting rod that tends to move horizontally with the adjusting rod deflects, and the two adjusting rods move horizontally in opposite directions when deflecting, and the horizontal movement direction of the adjusting rod is perpendicular to the limiting rod.

[0010] Further, the upper surface of the connecting rod is provided with a brush for cleaning the screen. The connecting rod is deflected while brushing the bottom of the screen, thereby avoiding blockage.

[0011] Further, the driving member is a pneumatic cylinder, and the fixed end of the pneumatic cylinder is fixedly connected to the fixed frame. The pneumatic cylinder is used to drive the screen to move horizontally.

[0012] Furthermore, the driving member includes a motor, the motor is connected to a first driving rod, the first driving rod is hinged to a second driving rod, and the second driving rod is hinged to the screening frame. By driving the motor, the motor drives the first driving rod to rotate, and the rotation of the first driving rod drives the second driving rod hinged to the first driving rod to rotate, thereby driving the screening frame hinged to the second driving rod to move horizontally on the limit rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a structural schematic diagram of a dust-proof cement processing device according to the present invention;

[0014] Figure 2 for Figure 1 Schematic diagram of the structure after removing the screen. DETAILED DESCRIPTION

[0015] The following is a further detailed description through specific implementation methods:

[0016] The figure marks in the drawings of the specification include: fixed frame 1, screening frame 2, limiting rod 3, screen 4, cylinder 5, fixed block 6, limiting groove 7, sliding rod 8, connecting rod 9, slide groove 10, positioning rod 11, bristles 12, and adjusting rod 13.

[0017] The embodiment is basically as shown in the attached Figure 1 and Figure 2 As shown: A dust-proof cement processing device includes a fixed frame 1, a cylinder 5 and two limit rods 3 are fixedly connected to the fixed frame 1, the telescopic end of the cylinder 5 is fixedly connected to the screening frame 2, the two limit rods 3 are both passed through and slidably connected to the screening frame 2, the screening frame 2 is provided with a screen 4 and a reciprocating mechanism from top to bottom, the reciprocating mechanism includes a fixed block 6 and two adjusting rods 13, the limit rod 3 is perpendicular to the adjusting rod 13, the two adjusting rods 13 are both passed through and slidably connected to the screening frame 2, and the ends of the two adjusting rods 13 Both ends of the connecting rod 9 are provided with a slide groove 10, and the two adjusting rods 13 are provided with three positioning rods 11 arranged side by side, wherein the two positioning rods 11 are located at the two ends of the connecting rod 9, and the middle positioning rod 11 is slidably connected in the slide groove 10.

[0018] When in use, the cement is put on the screen 4, the air cylinder 5 is started, the air cylinder 5 drives the screening frame 2 to move horizontally on the limiting rod 3, the adjusting rod 13 moves horizontally with the screening frame 2, the fixed block 6 is fixedly connected to the fixed frame 1, the sliding rod 8 is slidingly connected in the limiting slot 7 of the fixed frame 1, the two ends of the connecting rod 9 fixedly connected with the sliding rod 8 are limited by the three positioning rods 11, the positioning rods 11 at the two ends of the connecting rod 9 limit the connecting rod 9, and the middle positioning rod 11 slides in the sliding slot 10, the connecting structure can set the sliding rod 8 and the connecting rod 9 as a "T" shaped structure, and through three-point limiting, the connecting rod 9 that tends to move horizontally with the adjusting rod 13 is finally deflected, and when deflected, the two adjusting rods 13 can be driven to move horizontally in opposite directions, and at this time, the direction of the horizontal movement of the adjusting rod 13 is perpendicular to the limiting rod 3, since the end of the adjusting rod 13 is provided with an impact block, the screening frame 2 can be intermittently impacted, thereby preventing the screen 4 from being blocked, and the brush rotating with the connecting rod 9 can also clean the screen 4. The device in the scheme screens the cement through horizontal reciprocating movement, and the scheme is different from the existing technology in that the up-and-down oscillation screening is better to reduce dust, in the screening process, the two adjusting rods 13 move with the screening frame 2, at the same time, the adjusting rod 13 also moves in the direction perpendicular to the movement of the screening frame 2, and the directions of the movement of the two adjusting rods 13 are different, and the ends of the two adjusting rods 13 are provided with impact blocks, therefore, in the process of reciprocating movement of the adjusting rod 13, the impact blocks are intermittently impacted, thereby shaking the cement on the screen 4, and preventing the screen 4 from being blocked.

[0019] The above is only an embodiment of the present application, and the specific structure and characteristics of the scheme are not described in detail. It should be pointed out that for those skilled in the art, without departing from the structure of the present application, a number of modifications and improvements can be made, which should be considered as the protection scope of the present application, and these will not affect the effect and practicality of the patent. The protection scope claimed in the present application should be subject to the content of its claims, and the specific embodiments in the specification can be used to explain the content of the claims.

Claims

1. A dust-proof cement processing device, characterized by: Material toggling mechanism, its both ends are connected with the up-down knob, and the knobby handle is connected with the up-down knob. The knobby handle is connected with the up-down knob of the sliding member, and the up-down knob is in the rotation with the up-down knob.

2. The dust-proof cement processing device according to claim 1, characterized in that: The upper surface of the connecting rod is provided with a brush for cleaning the screen.

3. The dust-proof cement processing device according to claim 2, characterized in that: The driving member is a cylinder, and the fixed end of the cylinder is fixedly connected to the fixed frame.

4. The dust-proof cement processing device according to claim 2, characterized in that: The driving member includes a motor, the motor is connected to a first driving rod, the first driving rod is hinged to a second driving rod, and the second driving rod is hinged to the screening frame.

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