CN220328919U - Concrete regeneration fine aggregate grinds machine - Google Patents

Abstract

The utility model discloses a concrete regenerated fine aggregate grinder, which belongs to the technical field of concrete regenerated fine aggregate. The key points of its technical solution include a base. By setting a grinding cylinder, the grinding cylinder can grind the regenerated fine aggregate. To facilitate the subsequent processing of the recycled fine aggregate, the recycled fine aggregate can be centrally placed inside the feeding barrel by setting up a feeding barrel. By setting up the unloading assembly, the reduction motor can drive the rotating shaft to rotate, and the rotating shaft can drive the push plate to rotate. The plate can push the recycled fine aggregate to fall from the drop port to the grinding barrel, which can realize the intermittent discharging of the recycled fine aggregate, improve the grinding effect, and avoid pouring a large amount of recycled fine aggregate into the grinding barrel in a short period of time. The burden on the grinder is reduced. By setting up a cover plate, the cover plate can prevent the recycled fine aggregate in the feed barrel from accidentally falling into the gap. The electric telescopic rod controls the lifting and lowering of the cover plate, which improves the convenience of use.

Description

A kind of concrete recycled fine aggregate grinding machine

Technical field

The utility model relates to the technical field of concrete regenerated fine aggregate, and in particular to a concrete regenerated fine aggregate grinder.

Background technique

Aggregate prepared from waste concrete is called concrete recycled fine aggregate. The production process of concrete recycled fine aggregate is mainly divided into four steps: 1. Sorting, removing wood, glass and other impurities in concrete through manual or mechanical equipment ; 2. Crushing, the concrete is crushed multiple times by the crusher, so that the concrete is broken to about 40mm; 3. Strengthening, using physical strengthening technology to make the initially crushed concrete particles rotate at high speed in the strengthening treatment equipment, allowing the aggregate to The particles accelerate friction and collision, so that the cement slurry and mortar attached to the surface of the aggregate can be removed, thereby improving the performance. Then, after crushing, cleaning, and grading, they are mixed according to a certain proportion, and then cement, water, etc. are added. of new concrete.

At present, recycled fine aggregate needs to be ground before use. However, due to the single function of the cutting component of the existing concrete recycled fine aggregate grinder, recycled fine aggregate is often manually added to the feed hopper. During each feeding process Pour a large amount of recycled fine aggregate into the grinder in a short period of time, which will easily cause the accumulation of recycled fine aggregate on the grinding device, greatly increasing the burden on the grinder and thus affecting the grinding effect.

Utility model content

The utility model provides a concrete regenerated fine aggregate grinder, which aims to solve the problem that the existing regenerated fine aggregate needs to be ground before use. However, the existing concrete regenerated fine aggregate grinder often has a single function of the cutting component. The regenerated fine aggregate is manually added to the feed hopper. During each feeding process, a large amount of regenerated fine aggregate is poured into the grinder in a short period of time, which easily causes the accumulation of regenerated fine aggregate on the grinding device and greatly increases the cost of the grinder. burden, thereby affecting the grinding effect.

The utility model is implemented in this way. A concrete regenerated fine aggregate grinder includes a base. The top of the base is fixedly connected with a grinding barrel. The top of the grinding barrel is fixedly connected with a feeding barrel. The top of the feeding barrel is fixedly connected. A barrel cover is fixedly connected, a feeding hopper is fixedly connected to the top of the barrel cover, and a feeding assembly is rotatably connected to the inside of the feeding barrel;

The unloading assembly includes a reduction motor, a rotating shaft and a push plate. The reduction motor is fixedly connected to the top of the cylinder cover, the rotating shaft is fixedly connected to the output end of the reduction motor, and the push plate is fixedly connected to the surface of the rotating shaft.

In order to achieve the effect of intermittent feeding, as a preferred concrete regeneration fine aggregate grinder of the present invention, the inner wall of the feeding barrel is fixedly connected with a baffle, and a drop is opened between the opposite sides of the two baffles. Fall out.

In order to achieve the effect that the baffle is connected to the rotating shaft and the baffle does not rotate with the rotating shaft, as a preferred concrete regenerated fine aggregate grinder of the present invention, a bearing sleeve is fixedly connected to the surface of the rotating shaft. The side of the baffle close to the bearing sleeve is fixedly connected to the bearing sleeve.

In order to prevent the recycled fine aggregate from falling from the bottom of the top, as a preferred concrete recycled fine aggregate grinder of the present invention, the front side of the baffle is slidably connected to a cover plate.

In order to achieve the effect of freely adjusting the lifting and lowering of the cover plate, as a preferred concrete recycled fine aggregate grinder of the present invention, the top of the cover plate is fixedly connected with an electric telescopic rod, and the top of the electric telescopic rod is fixedly connected There are connecting blocks.

In order to achieve the effect that the regenerated fine aggregate can fall from the inside of the feed barrel to the grinding barrel, as a preferred concrete regenerated fine aggregate grinder of the present invention, a baffle is provided between the baffle and the bottom of the inner wall of the feed barrel. gap.

In order to achieve the effect of the push plate pushing materials more thoroughly without causing damage to the inside of the feeding barrel, as a preferred concrete regeneration fine aggregate grinder of the present utility model, the push plate is fit with the inner wall of the feeding barrel, And the contact surface with the inner wall of the feeding barrel is made of rubber.

In order to achieve the effect that the push plate can push materials smoothly, as a preferred concrete recycled fine aggregate grinder of the present invention, the push plate is used in conjunction with the notch.

Compared with the existing technology, the beneficial effects of this utility model are:

This concrete recycled fine aggregate grinder is equipped with a grinding cylinder, which can grind the recycled fine aggregate. To facilitate the subsequent processing of the recycled fine aggregate, the recycled fine aggregate can be centrally placed inside the feeding barrel by setting up a feeding barrel. By setting up the unloading assembly, the reduction motor can drive the rotating shaft to rotate, and the rotating shaft can drive the push plate to rotate. The plate can push the recycled fine aggregate to fall from the drop port to the grinding barrel, which can realize the intermittent discharging of the recycled fine aggregate, improve the grinding effect, and avoid pouring a large amount of recycled fine aggregate into the grinding barrel in a short period of time. This causes the accumulation of recycled fine aggregate in the grinding barrel, which reduces the burden on the grinder. By setting up a cover plate, the cover plate can prevent the recycled fine aggregate in the feeding barrel from accidentally falling into the gap. The electric telescopic rod controls the lifting and lowering of the cover plate. , improving the convenience of use.

Description of the drawings

Figure 1 is an overall structural diagram of the concrete recycled fine aggregate grinder of the present invention;

Figure 2 is a structural cross-sectional view of the concrete regeneration fine aggregate grinder of the present utility model;

Figure 3 is a top view of the concrete regeneration fine aggregate grinder of the present utility model;

Figure 4 is a structural cross-sectional view of the feeding barrel of the utility model;

Figure 5 is a schematic structural diagram of the electric telescopic rod and connecting block in the utility model;

Figure 6 is a schematic structural diagram of the blanking assembly of the utility model.

In the figure, 1. Base; 2. Grinding barrel; 3. Feeding barrel; 4. Barrel cover; 5. Feed hopper; 6. Blanking assembly; 601. Reducer motor; 602. Rotating shaft; 603. Push plate; 7. Baffle; 8. Drop opening; 9. Bearing sleeve; 10. Cover plate; 11. Electric telescopic rod; 12. Connecting block.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clear, the utility model will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention and are not intended to limit the present invention.

In the description of the present invention, it should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical" The orientations or positional relationships indicated by "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description. It is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be construed as a limitation of the present invention. In addition, in the description of the present invention, "plurality" means two or more than two, unless otherwise clearly and specifically limited.

Please refer to Figures 1-6. The present utility model provides a technical solution: a concrete recycled fine aggregate grinder, including a base 1, a grinding barrel 2 fixedly connected to the top of the base 1, and a feeding barrel 3 fixedly connected to the top of the grinding barrel 2. , the top of the feeding barrel 3 is fixedly connected with the barrel cover 4, the top of the barrel cover 4 is fixedly connected with the feeding hopper 5, and the inside of the feeding barrel 3 is rotatably connected with the unloading assembly 6;

The unloading assembly 6 includes a reduction motor 601, a rotating shaft 602 and a push plate 603. The reduction motor 601 is fixedly connected to the top of the cylinder cover 4, the rotating shaft 602 is fixedly connected to the output end of the reducing motor 601, and the push plate 603 is fixedly connected to the surface of the rotating shaft 602. .

In this embodiment: by providing the grinding cylinder 2, the grinding cylinder 2 can grind the regenerated fine aggregate. To facilitate the subsequent processing of the recycled fine aggregate, by setting the feeding tube 3, the recycled fine aggregate can be centrally placed inside the feeding tube 3. By setting the feeding hopper 5, it is convenient for the staff to feed, and by setting the unloading assembly 6 , the reduction motor 601 can drive the rotating shaft 602 to rotate, the rotating shaft 602 can drive the push plate 603 to rotate, and the push plate 603 can push the recycled fine aggregate to fall from the drop port 8 to the grinding drum 2, which can realize the intermittent grinding of the recycled fine aggregate. Unloading improves the grinding effect, avoids pouring a large amount of regenerated fine aggregate into the grinding barrel 2 in a short period of time, causing accumulation of regenerated fine aggregate in the grinding barrel 2, and reduces the burden on the grinder.

As a technical optimization solution of the present invention, a baffle 7 is fixedly connected to the inner wall of the feeding barrel 3, and a drop opening 8 is opened between the opposite sides of the two baffles 7.

In this embodiment: by providing the baffle 7, the baffle 7 can divide the internal space of the feeding barrel 3, thereby realizing intermittent feeding.

As a technical optimization solution of the present invention, the surface of the rotating shaft 602 is fixedly connected with the bearing sleeve 9 , and the side of the baffle 7 close to the bearing sleeve 9 is fixedly connected with the bearing sleeve 9 .

In this embodiment: by providing the bearing sleeve 9, the baffle 7 can be connected to the rotating shaft 602, and the baffle 7 will not rotate with the rotating shaft 602.

As a technical optimization solution of the present invention, a cover 10 is slidingly connected to the front side of the baffle 7 .

In this embodiment, by providing the cover plate 10, the cover plate 10 can prevent the recycled fine aggregate in the feeding barrel 3 from accidentally falling into the gap, thereby achieving the accuracy of intermittent feeding.

As a technical optimization solution of the present invention, the top of the cover plate 10 is fixedly connected to the electric telescopic rod 11, and the top of the electric telescopic rod 11 is fixedly connected to the connecting block 12.

In this embodiment, by setting the electric telescopic rod 11, the electric telescopic rod 11 can control the lifting and lowering of the cover 10, which is convenient for workers to use. By setting the connecting block 12, the connecting block 12 can support the electric telescopic rod 11.

As a technical optimization solution of the present invention, a gap is provided between the baffle 7 and the bottom of the inner wall of the feeding barrel 3 .

In this embodiment, by setting the gap, the recycled fine aggregate can fall from the drop port 8 into the grinding barrel 2 through the gap, and the push plate 603 can rotate inside the feeding barrel 3, thereby realizing intermittent feeding.

As a technical optimization solution of the present invention, the push plate 603 fits the inner wall of the feeding barrel 3, and the contact surface with the inner wall of the feeding barrel 3 is made of rubber material.

In this embodiment: by setting the push plate 603 to fit the inner wall of the feeding barrel 3, the push plate 603 can push the recycled fine aggregate more thoroughly and prevent the recycled fine aggregate from remaining inside the feeding barrel 3. The contact surface between the push plate 603 and the inner wall of the feed barrel 3 is made of rubber material, which can prevent the push plate 603 from causing damage to the inner wall of the feed barrel 3 and affecting normal use.

As a technical optimization solution of the present invention, the push plate 603 is used in conjunction with the notch.

In this embodiment, by arranging the push plate 603 to cooperate with the notch, the push plate 603 can rotate smoothly at the notch, thereby avoiding the phenomenon that the push plate 603 is stuck by the notch.

Working principle: First, use the electric telescopic rod 11 to move the cover 10 to the bottom so that the cover 10 can cover the gap, and then put the recycled fine aggregate that needs to be ground into the feeding barrel 3 through the feed hopper 5 Inside, use the electric telescopic rod 11 to move the cover 10 upward to the appropriate position so that the cover 10 will not cover the gap, and then start the reduction motor 601. The reduction motor 601 can drive the rotating shaft 602 to rotate, and the rotating shaft 602 can drive the pusher. The plate 603 rotates, and the push plate 603 can push the recycled fine aggregate to fall from the drop port 8 to the grinding barrel 2, thereby achieving the effect of intermittent feeding, and then grinding it.

The above are only preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model shall be included in the present utility model. within the scope of protection.

Claims (8)

1. A concrete recycled fine aggregate grinder, including a base (1), characterized in that: a grinding barrel (2) is fixedly connected to the top of the base (1), and a grinding barrel (2) is fixedly connected to the top of the grinding barrel (2). There is a feeding barrel (3), a barrel cover (4) is fixedly connected to the top of the feeding barrel (3), and a feeding hopper (5) is fixedly connected to the top of the barrel cover (4). The feeding barrel (3) ) has a blanking assembly (6) internally rotatingly connected; The blanking assembly (6) includes a reduction motor (601), a rotating shaft (602) and a push plate (603). The reduction motor (601) is fixedly connected to the top of the cylinder cover (4), and the rotating shaft (602) It is fixedly connected to the output end of the reduction motor (601), and the push plate (603) is fixedly connected to the surface of the rotating shaft (602). 2. A concrete recycled fine aggregate grinder according to claim 1, characterized in that: the inner wall of the feeding barrel (3) is fixedly connected with a baffle (7), and the two baffles (7) are opposite to each other. A drop opening (8) is provided between one side. 3. A concrete recycled fine aggregate grinder according to claim 2, characterized in that: a bearing sleeve (9) is fixedly connected to the surface of the rotating shaft (602), and the baffle (7) is close to the bearing sleeve One side of (9) is fixedly connected with the bearing sleeve (9). 4. A concrete recycled fine aggregate grinder according to claim 2, characterized in that: a cover plate (10) is slidingly connected to the front side of the baffle (7). 5. A concrete recycled fine aggregate grinder according to claim 4, characterized in that: an electric telescopic rod (11) is fixedly connected to the top of the cover plate (10), and the electric telescopic rod (11) The top is fixedly connected with a connecting block (12). 6. A concrete recycled fine aggregate grinder according to claim 2, characterized in that: there is a gap between the baffle (7) and the bottom of the inner wall of the feeding tube (3). 7. A concrete recycled fine aggregate grinder according to claim 1, characterized in that: the push plate (603) fits the inner wall of the feeding barrel (3), and is in contact with the inner wall of the feeding barrel (3). The contact surface is made of rubber. 8. A concrete recycled fine aggregate grinder according to claim 6, characterized in that the push plate (603) is used in conjunction with the notch.