Concrete gravel recycling treatment equipment

Abstract

The utility model discloses concrete sandstone recycling treatment equipment which comprises a drying box used for drying and heat treatment of concrete sandstone and further comprises a conveying assembly used for conveying to-be-dried concrete sandstone, a drying heating assembly used for drying and heating is arranged on the drying box, and the conveying assembly is used for conveying the to-be-dried concrete sandstone to the drying box. According to the device, through mutual cooperation of the conveying assembly and the drying and heating assembly, efficient conveying and drying treatment can be conveniently conducted on the concrete gravel, the machining efficiency is improved, and in the conveying and drying process, through arrangement of the material guiding cover, the concrete gravel can be conveniently conveyed and dried, and the conveying efficiency is improved. And the concrete gravel conveyed in the material guide cover is flatly laid and conveyed in a rolling manner, so that different positions of the concrete gravel can be fully dried, and the effect of drying and recycling the concrete gravel is ensured.

Description

Technical Field

[0001] The utility model belongs to the technical direction of concrete sand and gravel recycling, and specifically relates to concrete sand and gravel recycling processing equipment. Background Art

[0002] In the process of concrete sand and gravel recycling, drying equipment is often used to dry concrete sand and gravel. Drying heat treatment weakens the bond strength between aggregate and mortar and the original micro-crack area of ​​aggregate, in preparation for effectively removing mortar and soil attached to recycled aggregate and removing micro-cracks. In the process of drying, in order to increase the amount of concrete sand and gravel drying in a single time, more concrete sand and gravel materials are stacked in the drying box at one time. In the process of drying, the temperature of the inner side of the stacked concrete sand and gravel is prone to be relatively low, which affects the effect of concrete sand and gravel drying and recycling. Utility Model Content

[0003] The purpose of the utility model is to provide a concrete sand and gravel recycling processing device for existing devices to solve the problems raised in the above background technology.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a concrete sand and gravel recycling and processing equipment, including a drying box for drying and heat treating concrete sand and gravel, and also including a conveying assembly for conveying the concrete sand and gravel to be dried, the drying box is provided with a drying and heating assembly for drying and heating, and a material guide hood is fixed inside the drying box for guiding the concrete sand and gravel after being conveyed by the conveying assembly, the material guide hood is arranged in a curved and circuitous shape, and the height inside the material guide hood is greater than the particle size of a single concrete sand and gravel and smaller than the particle size of two groups of concrete sand and gravel.

[0005] The conveying assembly includes two groups of conveying frames, the two groups of conveying frames are rotatably connected with conveying rollers, a conveyor belt is connected between the two conveying rollers, a driving motor for driving the conveying rollers is installed on the conveying frame, the drying box is centrally fixed between the two conveying frames, a through slot is opened on the drying box, one side of the conveying belt is penetrated through the through slot, and a material guide cover is arranged to abut against the upper end of the conveying belt, and an anti-dropping assembly for preventing material from falling during the conveying process is arranged between the two groups of conveying frames.

[0006] A plurality of push plates for assisting the transportation of concrete, sand and gravel are fixed on the surface of the conveyor belt.

[0007] The drying and heating assembly comprises a mounting cover which is mounted on the upper end of the drying box, and a plurality of groups of electric heating rods are mounted inside the mounting cover.

[0008] The anti-dropping assembly includes a baffle fixed on the opposite side of the two groups of conveying frames and arranged at an angle, the baffle is arranged to abut against the upper side of the conveyor belt, a mounting plate is fixed on one side of the conveying frame, and the mounting plate is detachably fixed to one side of the conveying frame by bolts.

[0009] Two groups of guide plates for assisting in feeding materials into the material guide shield are symmetrically arranged between the feed end of the material guide shield and the through slot.

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

[0011] (1) Through the cooperation between the conveying component and the drying and heating component, the concrete sand and gravel can be efficiently conveyed and dried, thereby improving the processing efficiency. In the process of conveying and drying, the material guide cover is set so that the concrete sand and gravel conveyed inside the material guide cover are flattened and rolled, which is convenient for fully drying different positions of the concrete sand and gravel, thereby ensuring the effect of drying and recycling the concrete sand and gravel. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0013] Figure 1 It is a schematic diagram of the overall appearance structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the drying and heating component of the utility model;

[0015] Figure 3 It is a schematic structural diagram of the material guide cover of the utility model.

[0016] In the figure: 1, drying box; 201, conveying frame; 202, conveying roller; 203, conveying belt; 3, push plate; 401, mounting cover; 402, electric heating rod; 501, baffle; 502, mounting plate; 6, through groove; 7, material guide cover; 8, material guide plate. DETAILED DESCRIPTION

[0017] The following is a further non-limiting detailed description of the technical solution of the utility model in conjunction with the preferred embodiments and the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0018] See also Figure 1-3The utility model provides a technical solution: a concrete sand and gravel recycling and processing equipment, including a drying box 1 for drying and heat treating concrete sand and gravel, and also including a conveying assembly for conveying the concrete sand and gravel to be dried, the drying box 1 is provided with a drying and heating assembly for drying and heating, and a material guide cover 7 for guiding the concrete sand and gravel after conveying by the conveying assembly is fixed inside the drying box 1, the material guide cover 7 is arranged in a curved and circuitous shape, and the height inside the material guide cover 7 is greater than the particle size of a single concrete sand and gravel and less than the particle size of two groups of concrete sand and gravel;

[0019] Through the cooperation between the conveying component and the drying and heating component, the concrete sand and gravel can be efficiently conveyed and dried, thereby improving the processing efficiency. In the process of conveying and drying, the material guide cover 7 is set so that the concrete sand and gravel conveyed inside the material guide cover 7 can be flattened and rolled for conveying, thereby facilitating the full drying of different positions of the concrete sand and gravel, thereby ensuring the effect of drying and recycling the concrete sand and gravel.

[0020] The conveying assembly includes two groups of conveying frames 201, and the two groups of conveying frames 201 are rotatably connected with conveying rollers 202. A conveyor belt 203 is connected between the two conveying rollers 202. A driving motor for driving the conveying rollers 202 is installed on the conveying frame 201. The drying box 1 is centrally fixed between the two conveying frames 201. A through groove 6 is opened on the drying box 1. One side of the conveyor belt 203 is set through the through groove 6, and a material guide cover 7 is set against the upper end of the conveyor belt 203. An anti-dropping assembly for preventing material from falling during the conveying process is arranged between the two groups of conveying frames 201; the conveyor belt 203 is used to facilitate the transportation of concrete sand and gravel.

[0021] A plurality of push plates 3 for assisting the transportation of concrete, sand and gravel are fixed on the surface of the conveyor belt 203; the push plates 3 facilitate the effective transportation of the assisting concrete, sand and gravel.

[0022] The drying and heating assembly includes a mounting cover 401 mounted on the upper end of the drying box 1, and multiple groups of electric heating rods 402 are mounted inside the mounting cover 401; the interior of the drying box 1 is dried and heated by the multiple electric heating rods 402 inside the mounting cover 401.

[0023] The anti-dropping component includes a baffle 501 fixed on the opposite side of the two groups of conveying frames 201 and arranged at an angle. The baffle 501 is arranged to abut against the upper side of the conveyor belt 203. A mounting plate 502 is fixed on one side of the conveying frame 201. The mounting plate 502 is detachably fixed to one side of the conveying frame 201 by bolts; the baffle 501 on the mounting plate 502 prevents the conveyed concrete sand and gravel materials from falling from both sides of the conveyor belt 203.

[0024] Two groups of guide plates 8 are symmetrically arranged between the feed end of the guide cover 7 and the through groove 6 to assist in feeding the material into the guide cover 7; in the process of conveying concrete sand and gravel, the concrete sand and gravel conveyed on the conveyor belt 203 are circulated and conveyed from the inside of the guide cover 7 of the drying box 1 through the guiding and drainage effect of the two groups of symmetrically arranged guide plates 8.

[0025] In the process of drying and recycling concrete sand and gravel, the concrete sand and gravel to be processed are placed on the conveyor belt 203, and the concrete sand and gravel are transported toward the inside of the drying box 1 through the conveyor belt 203;

[0026] In the process of conveying concrete sand and gravel, the concrete sand and gravel conveyed on the conveyor belt 203 is circulated and conveyed from the inside of the guide cover 7 of the drying box 1 through the guiding and drainage function of the two groups of symmetrically arranged guide plates 8. In the process of circulating and conveying, the circulated and conveyed concrete sand and gravel are dried through the heating function of the drying and heating component.

[0027] In the process of the concrete sand and gravel circulating, conveying and drying inside the material guide hood 7, the material guide hood 7 is arranged in a curved and circuitous shape, which increases the path of the concrete sand and gravel circulating and conveying inside the drying box 1, which is convenient for fully drying the conveyed concrete sand and gravel, and the height inside the material guide hood 7 is greater than the particle size of a single concrete sand and gravel and smaller than the particle sizes of two groups of concrete sand and gravel, so that the concrete sand and gravel conveyed inside the material guide hood 7 is flattened and rolled for conveying, which is further convenient for fully drying different positions of the concrete sand and gravel, and ensures the effect of drying and recycling the concrete sand and gravel.

[0028] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0029] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit them. Although the utility model is described in detail with reference to the above embodiments, a person skilled in the art should understand that the technical solutions described in the above embodiments can still be modified, or some of the technical features can be replaced by equivalents, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A concrete sand and gravel recycling and processing equipment, comprising a drying box (1) for drying and heat treating concrete sand and gravel, characterized in that: It also comprises a conveying assembly for conveying concrete sand and gravel to be dried, the drying box (1) is provided with a drying and heating assembly for drying and heating, a material guide cover (7) for guiding the concrete sand and gravel after conveying by the conveying assembly is fixed inside the drying box (1), the material guide cover (7) is arranged in a curved and circuitous shape, and the height inside the material guide cover (7) is greater than the particle size of a single concrete sand and gravel and less than the particle sizes of two groups of concrete sand and gravel.

2. The concrete sand and gravel recycling processing equipment according to claim 1 is characterized in that: The conveying assembly comprises two groups of conveying frames (201), the two groups of conveying frames (201) are rotatably connected with conveying rollers (202), a conveying belt (203) is conveyingly connected between the two conveying rollers (202), a driving motor for driving the conveying rollers (202) is installed on the conveying frames (201), the drying box (1) is centrally fixed between the two conveying frames (201), a through slot (6) is provided on the drying box (1), one side of the conveying belt (203) is arranged to pass through the through slot (6), and a material guide cover (7) is arranged to abut against the upper end of the conveying belt (203), and an anti-dropping assembly for preventing material from falling during the conveying process is arranged between the two groups of conveying frames (201).

3. The concrete sand and gravel recycling processing equipment according to claim 2 is characterized in that: A plurality of push plates (3) for assisting in the transportation of concrete, sand and gravel are fixed on the surface of the conveyor belt (203).

4. The concrete sand and gravel recycling processing equipment according to claim 3 is characterized in that: The drying and heating assembly comprises a mounting cover (401) which is mounted on the upper end of the drying box (1), and a plurality of groups of electric heating rods (402) are mounted inside the mounting cover (401).

5. The concrete sand and gravel recycling processing equipment according to claim 3 is characterized in that: The anti-dropping assembly comprises a baffle (501) fixed on one side of two groups of conveying frames (201) and arranged in an inclined manner, the baffle (501) being arranged to abut against the upper side of the conveying belt (203), a mounting plate (502) being fixed on one side of the conveying frame (201), and the mounting plate (502) being detachably mounted and fixed to one side of the conveying frame (201) by bolts.

6. The concrete sand and gravel recycling equipment according to claim 1 is characterized in that: Two groups of guide plates (8) for assisting in feeding materials into the interior of the guide shield (7) are symmetrically arranged between the feed end of the guide shield (7) and the through slot (6).

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