CN220195462U - Raw material screening device for concrete hollow block production - Google Patents

Abstract

The utility model discloses a raw material screening device for producing concrete hollow building blocks, which relates to the technical field of concrete hollow building block production equipment and comprises a screening device body, wherein a feeding funnel is fixedly arranged on the outer wall of the top of the screening device body, supporting legs are fixedly arranged on the outer wall of the bottom of the screening device body, a discharge hole is fixedly arranged on the outer wall of the right side of the screening device body, and a feeding channel is formed in the inner wall of the top of the screening device body. When the cinder and ash mixed with the crushed stone are screened, the gravel is poured into the screening device body from the feeding hopper, the cinder and ash can fall on the screening net through the feeding channel, the tiny cinder and ash can be discharged from the discharge hole after passing through the inclined cinder and ash channel, and the crushed stone with larger size can roll down to the crushed stone channel by utilizing the screening net inclined leftwards and fall into the crushed stone collecting box, so that the effects of preventing the screening net from being blocked and improving the screening efficiency of the cinder and ash are achieved.

Description

Raw material screening device for concrete hollow block production

Technical Field

The utility model relates to the technical field of concrete hollow block production equipment, in particular to a raw material screening device for concrete hollow block production.

Background

The concrete hollow block is a block material which is prepared by taking cement as a cementing material, adding sand stone, cinder ash and the like as aggregate, metering, adding water, stirring, vibrating, pressurizing and forming, curing and has a certain hollow rate, is suitable for various building walls, including high-rise and large-span buildings, can also be used for municipal facilities such as enclosing walls, retaining walls, bridges, flower beds and the like, has a very wide application range, and needs to screen cinder ash in raw materials in the production process of the concrete hollow block at present, and screens out large broken stones. The following problems exist in the prior art:

because the existing screening device still has certain defects, in the use process, crushed stones to be screened are usually gathered at a certain position on the screen mesh when falling, so that the screen mesh is easy to be blocked, and the crushed stones on the screen mesh are cleaned to continue screening the sand stones, so that the screening efficiency is reduced.

Disclosure of Invention

The utility model provides a raw material screening device for producing concrete hollow blocks, which aims to solve the problems in the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme:

raw and other materials screening plant for concrete hollow block production, including the screening plant body, the top outer wall fixed mounting of screening plant body has feed hopper, the bottom outer wall fixed mounting of screening plant body has the supporting leg, the right side outer wall fixed mounting of screening plant body has the discharge gate, feed channel has been seted up to the top inner wall of screening plant body, the rubble passageway has been seted up to the left side below of screening plant body, the top inner wall of rubble passageway and the bottom left side through connection of feed channel, cinder ash passageway has been seted up to the right side below of screening plant body, the top inner wall of cinder ash passageway and the bottom right side inner wall through connection of feed channel, the top inner wall fixed mounting of cinder ash passageway has the screening net, the screening net inclines to the left side, the right side top inner wall of cinder ash passageway and the left side inner wall through connection of discharge gate.

The technical scheme of the utility model is further improved as follows: the screening plant body's left side bottom outer wall fixed mounting has the rubble to collect the box, the top inner wall of rubble collection box and the bottom inner wall through connection of rubble passageway, the both sides extension board inner wall of rubble collection box is provided with fixing bolt.

The technical scheme of the utility model is further improved as follows: the upper right inner wall groove of the broken stone collecting box is clamped with a broken stone box, and a bottom plate filter screen is fixedly arranged on the bottom inner wall of the broken stone box.

The technical scheme of the utility model is further improved as follows: the lower right side inner wall groove joint of rubble collection box has cinder ash to collect the box, cinder ash collects the box and is located the bottom plate filter screen under.

By adopting the technical scheme, through the mutual cooperation among the broken stone collecting box, the broken stone box, the bottom plate filter screen and the cinder ash collecting box in the scheme, broken stone firstly falls into the upper layer broken stone box in the broken stone collecting box through the broken stone channel, and residual cinder ash can fall into the cinder ash collecting box below through the bottom plate filter screen for recollection.

The technical scheme of the utility model is further improved as follows: the stone box limiting rod is fixedly mounted on the inner wall of the groove on the upper right side of the stone box, and the outer wall of the stone box limiting rod is in penetrating sliding connection with the outer wall on the right side of the stone box.

By adopting the technical scheme, the broken stone box limiting rod and the broken stone boxes in the scheme are matched with each other, so that the broken stone boxes can be reinserted in alignment with the broken stone box limiting rod after being cleaned.

The technical scheme of the utility model is further improved as follows: the lower groove inner wall fixed mounting who collects the box of rubble has the slide bar, the outer wall of slide bar runs through in the bottom outer wall inner chamber of cinder ash collection box, the equal fixed mounting of upper and lower inner wall of slide bar has the pulley support, the top outer wall movable mounting of pulley support has the pulley, the outer wall of pulley and the bottom outer wall inner chamber inner wall overlap joint of bottom plate filter screen.

By adopting the technical scheme, through the mutual matching between the sliding rod and the cinder ash collecting box in the scheme, after the cinder ash collecting box is extracted for treatment, the cinder ash collecting box can slide into the gravel collecting box again through the aligning sliding rod.

By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:

1. the utility model provides a raw material screening device for producing concrete hollow building blocks, which adopts the cooperation of a screening device body, a feeding channel, a broken stone channel, a cinder ash channel, a screening net, a broken stone collecting box, a feeding funnel and a discharging hole, when cinder ash mixed with broken stone is screened, the cinder ash is poured into the screening device body from the feeding funnel, falls on the screening net through the feeding channel, fine cinder ash can be discharged from the discharging hole after passing through the inclined cinder ash channel, and larger broken stone can roll down to the broken stone channel by utilizing the screening net inclined leftwards and fall into the broken stone collecting box, so that the defect that the existing screening device still has a certain defect is solved.

2. The utility model provides a raw material screening device for producing concrete hollow building blocks, which adopts the cooperation of a broken stone collecting box, a fixing bolt, a broken stone box, a cinder ash collecting box and a bottom plate filter screen, wherein broken stone can directly fall into the broken stone box after the broken stone collecting box is fixed below a broken stone channel through the fixing bolt, and a small amount of cinder ash remained in broken stone can fall into the cinder ash collecting box through the bottom plate filter screen at the bottom of the broken stone box, so that the effects of reducing the waste of cinder ash and saving cost while conveniently carrying out centralized treatment on broken stone are achieved.

Drawings

FIG. 1 is a schematic overall view of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a screening apparatus body of the present utility model;

FIG. 3 is a schematic cross-sectional view of a crushed stone collecting box of the structure of the utility model;

fig. 4 is an enlarged schematic view at a.

In the figure: 1. a screening device body; 11. a feed channel; 12. a gravel passage; 13. a cinder ash passage; 14. screening net; 15. a crushed stone collection box; 151. a fixing bolt; 152. a stone breaking box; 153. a cinder ash collecting box; 154. a bottom plate filter screen; 155. a stone breaking box limit rod; 156. a slide bar; 1561. a pulley bracket; 1562. a pulley; 2. a feed hopper; 3. support legs; 4. and a discharge port.

Detailed Description

The utility model is further illustrated by the following examples:

example 1

As shown in fig. 1-4, the utility model provides a raw material screening device for producing concrete hollow building blocks, which comprises a screening device body 1, wherein a feeding funnel 2 is fixedly arranged on the top outer wall of the screening device body 1, a supporting leg 3 is fixedly arranged on the bottom outer wall of the screening device body 1, a discharge outlet 4 is fixedly arranged on the right outer wall of the screening device body 1, a feeding channel 11 is formed in the top inner wall of the screening device body 1, a broken stone channel 12 is formed below the left side of the screening device body 1, the top inner wall of the broken stone channel 12 is in through connection with the bottom left side of the feeding channel 11, a cinder ash channel 13 is formed below the right side of the screening device body 1, the top inner wall of the cinder ash channel 13 is in through connection with the bottom right side inner wall of the feeding channel 11, a screening net 14 is fixedly arranged on the top inner wall of the cinder ash channel 13, the screening net 14 is inclined to the left side, and the right top inner wall of the cinder ash channel 13 is in through connection with the left side inner wall of the discharge outlet 4.

In this embodiment, when screening the cinder ash mixed with the crushed stone, through pouring cinder ash into screening plant body 1 from feed hopper 2, cinder ash mixed with the crushed stone can fall on screening net 14 through feed channel 11, tiny cinder ash can be discharged by discharge gate 4 behind the cinder ash passageway 13 of slope, and the crushed stone of great piece can roll to the rubble passageway 12 with screening net 14 of slope to left to fall into in the rubble collecting box 15, feed channel 11 left side inner wall is provided with the baffle of slope to the right, avoid cinder ash to pour down the speed too fast problem that leads to screening quality to drop down.

Example 2

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the left side bottom outer wall fixed mounting of screening plant body 1 has rubble to collect box 15, the top inner wall of rubble collection box 15 and the bottom inner wall through connection of rubble passageway 12, the both sides extension board inner wall of rubble collection box 15 is provided with fixing bolt 151, the top right side inner wall recess joint of rubble collection box 15 has rubble box 152, the bottom inner wall fixed mounting of rubble box 152 has bottom plate filter screen 154, the below right side inner wall recess joint of rubble collection box 15 has cinder ash to collect box 153, cinder ash is collected box 153 and is located under bottom plate filter screen 154.

In this embodiment, after the crushed stone collecting box 15 is fixed below the crushed stone channel 12 by the fixing bolt 151, crushed stone can directly fall into the crushed stone box 152, and a small amount of residual cinder ash in the crushed stone can fall into the cinder ash collecting box 153 through the bottom plate filter screen 154 at the bottom of the crushed stone box 152.

Example 3

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the stone box stop lever 155 is fixedly installed on the inner wall of the groove on the upper right side of the stone box 15, the outer wall of the stone box stop lever 155 is in penetrating sliding connection with the outer wall on the right side of the stone box 152, the sliding rod 156 is fixedly installed on the inner wall of the groove on the lower side of the stone box 15, the outer wall of the sliding rod 156 penetrates through the inner cavity of the outer wall of the bottom of the coal cinder box 153, the pulley support 1561 is fixedly installed on the upper inner wall and the lower inner wall of the sliding rod 156, the pulley 1562 is movably installed on the outer wall of the top end of the pulley support 1561, and the outer wall of the pulley 1562 is in overlapping connection with the inner wall of the inner cavity of the outer wall of the bottom plate filter screen 154.

In this embodiment, the broken stone in the broken stone box 152 needs to be directly drawn out when being processed, the broken stone box limiting rod 155 needs to be clamped in during installation, the broken stone is only required to be drawn out outwards when being processed in the coal cinder ash collecting box 153, the alignment sliding rod 156 needs to be clamped in during installation, and when the coal cinder ash collecting box 153 slides back and forth on the outer wall of the sliding rod 156, friction resistance is reduced by utilizing the contact between the pulley 1562 on the pulley support 1561 of the inner cavity of the sliding rod 156 and the inner wall of the inner cavity of the outer wall of the bottom of the coal cinder ash collecting box 153, so that the drawing of the coal cinder ash collecting box 153 is smoother.

The working principle of the raw material screening device for producing the concrete hollow building blocks is specifically described below.

As shown in fig. 1 to 4, when the crushed stone-mixed cinder ash is screened, by pouring cinder ash into the screening apparatus body 1 from the feed hopper 2, cinder ash mixed with crushed stone falls onto the screening net 14 through the feed passage 11, fine cinder ash is discharged from the discharge port 4 through the inclined cinder ash passage 13, and larger pieces of crushed stone fall down to the crushed stone passage 12 by rolling down the screening net 14 inclined to the left and fall into the crushed stone collecting box 15, after the crushed stone collecting box 15 is fixed below the crushed stone passage 12 by the fixing bolts 151, crushed stone can fall into the crushed stone box 152 directly, and a small amount of cinder ash remained in the crushed stone falls into the cinder collecting box 153 through the bottom plate filter screen 154 at the bottom of the crushed stone box 152.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims (6)

1. Raw material screening plant is used in production of concrete hollow block, including screening plant body (1), its characterized in that: the utility model discloses a screening plant, including screening plant body (1), screening plant body (1)'s top outer wall fixed mounting has feed hopper (2), screening plant body (1)'s bottom outer wall fixed mounting has supporting leg (3), screening plant body (1)'s right side outer wall fixed mounting has discharge gate (4), feed channel (11) have been seted up to screening plant body (1)'s top inner wall, rubble passageway (12) have been seted up to screening plant body (1)'s left side below, the top inner wall and feed channel (11)'s bottom left side through connection of rubble passageway (12), coal cinder ash passageway (13) have been seted up to screening plant body (1)'s right side below, coal cinder ash passageway (13)'s top inner wall fixed mounting has screening net (14), screening net (14) slope to the left side, coal cinder passageway (13) right side top inner wall and discharge gate (4) left side inner wall through connection.

2. The raw material screening device for concrete hollow block production according to claim 1, wherein: the screening device is characterized in that a broken stone collecting box (15) is fixedly arranged on the outer wall of the left bottom of the screening device body (1), the inner wall of the top of the broken stone collecting box (15) is in through connection with the inner wall of the bottom of the broken stone channel (12), and fixing bolts (151) are arranged on the inner walls of extension plates on two sides of the broken stone collecting box (15).

3. The raw material screening device for concrete hollow block production according to claim 2, wherein: the upper right side inner wall groove joint of rubble collection box (15) has rubble box (152), bottom inner wall fixed mounting of rubble box (152) has bottom plate filter screen (154).

4. A raw material screening apparatus for concrete hollow block production according to claim 3, wherein: the lower right side inner wall groove joint of rubble collection box (15) has cinder ash to collect box (153), cinder ash collects box (153) and is located under bottom plate filter screen (154).

5. The raw material screening device for producing concrete hollow blocks according to claim 4, wherein: the stone breaking box is characterized in that a stone breaking box limiting rod (155) is fixedly mounted on the inner wall of a groove on the upper right side of the stone breaking box (15), and the outer wall of the stone breaking box limiting rod (155) is in penetrating sliding connection with the outer wall of the right side of the stone breaking box (152).

6. The raw material screening device for producing concrete hollow blocks according to claim 5, wherein: the lower groove inner wall fixed mounting who collects box (15) rubble has slide bar (156), the outer wall of slide bar (156) runs through in the bottom outer wall inner chamber of cinder ash collection box (153), the upper and lower inner wall of slide bar (156) is all fixed mounting has pulley support (1561), the top outer wall movable mounting of pulley support (1561) has pulley (1562), the outer wall of pulley (1562) and the bottom outer wall inner chamber inner wall overlap joint of bottom plate filter screen (154).