Raw material filtering device for concrete production

Abstract

The utility model provides a raw material filtering device for concrete production, and relates to the field of concrete processing. The raw material filtering device for concrete production comprises a bottom plate, a crushing mechanism and a filtering mechanism, the bottom of the filtering mechanism is rotationally connected with a dumping mechanism, the dumping mechanism comprises an electric telescopic rod and an air cylinder, the bottom of the electric telescopic rod is fixedly connected with the two sides of the top of the bottom plate, and the air cylinder is fixedly connected with one side of the crushing mechanism. The bottom of the crushing mechanism is fixedly connected with the top left side of the bottom plate. According to the raw material filtering device for concrete production, the dumping mechanism is arranged, an air cylinder drives a crushing barrel to move leftwards, an electric telescopic rod extends to drive a filtering box to move upwards to the position above the crushing barrel and incline leftwards, and a weight increasing plate drives a second magnetic plate to break away from adsorption of a first magnetic plate to rotate leftwards under the gravity effect; and residues in the filter box can be conveniently poured into the crushing cylinder to be crushed and filtered again, so that the raw material filtering process is reduced, the time required by raw material filtering is shortened, and the automation level of the filter device is improved.

Description

Technical Field

[0001] This application relates to the technical field of concrete processing, and specifically relates to a raw material filtering device for concrete production. Background Art

[0002] Concrete refers to the general term for engineering composite materials in which aggregate is cemented into a whole by a cementitious material. Usually, the term concrete refers to cement concrete made with cement as the cementitious material, sand and stone as the aggregate; mixed with water (which may contain additives and admixtures) in a certain proportion and stirred, also known as ordinary concrete, which is widely used in civil engineering. During the production process of concrete, it is necessary to filter and screen the raw materials.

[0003] Patent No. CN220531766U discloses a raw material filtering device for concrete production. This raw material filtering device for concrete production is provided with a crushing bin, a conical hopper and a receiving trough arranged vertically, so that the raw materials for concrete production are stirred and crushed by the crushing bin, and the agglomerated raw materials are dispersed to improve the filtering effect; by setting a conical hopper, which is shaken by a cylinder to improve the filtering effect, and a cover plate that can be opened is arranged at the bottom, so that the waste residues remaining after filtering can be quickly discharged, improving work efficiency. However, this device requires manual collection of the unfiltered waste materials for a second filtering process, increasing the raw material filtering process and prolonging the time required for raw material filtering, and the automation level of the filtering device is relatively low. Utility Model Content

[0004] (1) Technical Problems to be Solved

[0005] Aiming at the deficiencies of the prior art, this application provides a raw material filtering device for concrete production, which solves the problems mentioned in the above background art.

[0006] (2) Technical Solutions

[0007] To achieve the above objectives, this application is realized through the following technical solutions: A raw material filtering device for concrete production includes a bottom plate, a crushing mechanism for crushing raw materials into small particles, and a filtering mechanism for filtering the crushed raw materials. A tipping mechanism for tipping the residue in the filtering mechanism into the crushing mechanism for re-crushing is rotatably connected to the bottom of the filtering mechanism. The tipping mechanism includes an electric telescopic rod and a cylinder. The bottom of the electric telescopic rod is fixedly connected to both sides of the top of the bottom plate, the cylinder is fixedly connected to one side of the crushing mechanism, the bottom of the crushing mechanism is fixedly connected to the left side of the top of the bottom plate, and the bottom of the filtering mechanism is rotatably connected to the top of the electric telescopic rod.

[0008] By adopting the above technical solution, the electric telescopic rod can be used to drive the filter box to move upward and make it in a state of tilting to the left, and the cylinder can be used to drive the crushing cylinder to move left and right to facilitate the up and down movement of the filter box, reducing the steps of manual collection of residues for secondary filtration.

[0009] Preferably, the tipping mechanism further includes a first magnetic plate and a second magnetic plate. The side of the first magnetic plate is fixedly connected to the left side of the top of the filtering mechanism. The side of the second magnetic plate is attached to the side of the first magnetic plate. One side of the second magnetic plate is fixedly connected with a weight-increasing plate, and the bottom of the weight-increasing plate is hinged to the left side of the filtering mechanism.

[0010] By adopting the above technical solution, the weight-increasing plate can be used to drive the second magnetic plate to break away from the adsorption of the first magnetic plate when the filter box tilts to the left, facilitating the residue in the filter box to be poured into the crushing cylinder.

[0011] Preferably, a receiving box for receiving the filtered raw materials is slidably connected to the top of the bottom plate.

[0012] By adopting the above technical solution, the filtered raw materials can be collected by the receiving box.

[0013] Preferably, the crushing mechanism includes a support rod and a support frame. The bottom of the support rod is fixedly connected to the left side of the top of the bottom plate. The bottom of the support frame is fixedly connected to the top of the support rod. A connecting frame is slidably connected to one side of the support frame, and the center of the left side of the support frame is fixedly connected to the cylinder.

[0014] By adopting the above technical solution, the support frame at the top of the support rod can provide support for the crushing cylinder, and the connecting frame is used to facilitate the movement of the crushing cylinder.

[0015] Preferably, the crushing mechanism further includes a crushing cylinder and a falling port. The right side of the crushing cylinder is fixedly connected to the connecting frame. The left side of the crushing cylinder is fixedly connected to the right side of the cylinder. The falling port is opened on the right side of the bottom of the crushing cylinder.

[0016] By adopting the above technical solution, the inclination of the bottom of the crushing cylinder and the falling port at the bottom of the crushing cylinder are used to facilitate the crushed raw materials to fall downward into the filter box.

[0017] Preferably, the crushing mechanism further includes a protective box and a first motor. The top of the protective box is fixedly connected to the bottom of the crushing cylinder. The first motor is fixedly connected to the bottom of the inner wall of the protective box. The output shaft of the first motor is fixedly connected to a main shaft. The main shaft is rotatably connected to the bottom of the crushing cylinder. The surface of the main shaft is fixedly connected with crushing rods. One end of each crushing rod is fixedly connected with a scraping plate, and the side of the scraping plate is attached to the inner wall of the crushing cylinder.

[0018] By adopting the above technical solution, the rotation of the output shaft of the first motor in the protective box can drive the main shaft to rotate, the rotation of the main shaft drives the crushing rod to rotate to crush the agglomerated raw materials, and the rotation of the crushing rod drives the scraper to rotate to scrape off the raw materials adhering to the inner wall of the crushing cylinder.

[0019] Preferably, the filtering mechanism includes a filtering box and filtering holes. The bottom of the filtering box is rotatably connected to the top of the electric telescopic rod. The left side of the filtering box is fixedly connected to one side of the first magnetic plate. The left side of the bottom of the filtering box is hinged to the weight-increasing plate. The filtering holes are opened in the bottom of the filtering box.

[0020] By adopting the above technical solution, the raw materials of the target size can be filtered through the filtering holes opened at the bottom of the filtering box, which is convenient for the subsequent concrete production work.

[0021] Preferably, the filtering mechanism further includes a connecting box and a rotating cavity. The left side of the connecting box is fixedly connected to the right side of the filtering box. The right side of the inner wall of the connecting box is fixedly connected with a second motor. The output shaft of the second motor is fixedly connected with a screw rod. A moving pipe is threadedly connected to the surface of the screw rod. One side of the moving pipe is fixedly connected with a pushing plate. The side surface of the pushing plate is attached to the inner wall of the filtering box. The rotating cavity is opened at the front side of the filtering box. Both ends of the rotating cavity are rotatably connected to both ends of the screw rod. A communication groove is opened at the bottom of the rotating cavity. A moving groove is opened at the rear side of the rotating cavity. The inner wall of the moving groove is slidably connected to the front side of the pushing plate.

[0022] By adopting the above technical solution, the rotation of the output shaft of the second motor in the connecting box can drive the screw rod to rotate. The rotation of the screw rod drives the pushing plate on one side of the moving pipe to move along the moving groove to push the raw materials in the filtering box for filtering. And the communication groove is used to facilitate the raw materials falling into the rotating cavity to fall into the receiving box.

[0023] (III) Beneficial effects

[0024] The present application provides a raw material filtering device for concrete production. The beneficial effects are as follows:

[0025] 1. For the raw material filtering device for concrete production, by setting the dumping mechanism, the air cylinder drives the crushing cylinder to move leftward, the electric telescopic rod extends to drive the filtering box to move upward above the crushing cylinder and tilt leftward, so that the weight-increasing plate drives the second magnetic plate to rotate leftward under the influence of gravity to separate from the adsorption of the first magnetic plate, which is convenient for the residue in the filtering box to be poured into the crushing cylinder for crushing and filtering again, reducing the raw material filtering process, shortening the time required for raw material filtering, and improving the automation level of the filtering device.

[0026] 2. The raw material filtering device for concrete production, by setting a crushing mechanism, pours the raw materials into the crushing cylinder connected by a connecting frame that is slidably connected to the support frame at the top of the support rod. The output shaft of the first motor in the protective box rotates to drive the main shaft to rotate. The main shaft rotates to drive the crushing rod to crush the agglomerated raw materials. The rotating crushing rod drives the scraper to rotate to scrape off the raw materials adhering to the inner wall of the crushing cylinder. The crushed raw materials fall into the filtering box through the falling port, preventing some raw materials from adhering to the inner wall of the crushing cylinder, thus avoiding the situation of raw material waste and reducing the raw material loss during the raw material filtering process. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0028] Figure 1 It is a schematic diagram of the right view and top view external structure of the present application;

[0029] Figure 2 It is a schematic diagram of the enlarged structure of part A of the present application;

[0030] Figure 3 It is a schematic diagram of the left view and bottom view external structure of the present application;

[0031] Figure 4 It is a schematic diagram of the external structure of the crushing mechanism in the right view and bottom view of the present application;

[0032] Figure 5 It is a schematic diagram of the cross-sectional structure of the filtering mechanism in the rear view and top view of the present application;

[0033] Figure 6 It is a schematic diagram of the enlarged structure of part B of the present application.

[0034] In the figure: 1, bottom plate; 2, crushing mechanism; 201, support rod; 202, support frame; 203, connecting frame; 204, crushing cylinder; 205, falling port; 206, protective box; 207, first motor; 208, main shaft; 209, crushing rod; 210, scraper; 3, filtering mechanism; 301, filtering box; 302, filtering holes; 303, connecting box; 304, second motor; 305, rotating cavity; 306, screw; 307, moving pipe; 308, push plate; 309, moving groove; 310, connecting groove; 4, tilting mechanism; 401, electric telescopic rod; 402, first magnetic plate; 403, second magnetic plate; 404, weight-increasing plate; 405, cylinder; 5, receiving box. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0035] It should be noted that in the description of the embodiments of the present application, the orientation or positional relationship indicated by terms such as "front, back", "left, right", "up, down", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present application. The terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0036] The present application will be further elaborated in detail below through the drawings and embodiments.

[0037] Refer to Figure 1 、 Figure 5 and Figure 6 In the embodiments of the present application, a raw material filtering device for concrete production is provided, including a bottom plate 1, a crushing mechanism 2 for crushing raw materials into small particles, and a filtering mechanism 3 for filtering the crushed raw materials. A dumping mechanism 4 for pouring the residues in the filtering mechanism 3 into the crushing mechanism 2 for re-crushing is rotatably connected to the bottom of the filtering mechanism 3. The dumping mechanism 4 includes an electric telescopic rod 401 and a cylinder 405. The bottom of the electric telescopic rod 401 is fixedly connected to both sides of the top of the bottom plate 1, and the cylinder 405 is fixedly connected to one side of the crushing mechanism 2. A first magnetic plate 402 is fixedly connected to the left side of the top of the filtering mechanism 3. A second magnetic plate 403 is arranged on the side of the first magnetic plate 402. A weight-increasing plate 404 is fixedly connected to one side of the second magnetic plate 403. The bottom of the weight-increasing plate 404 is hinged to the left side of the filtering mechanism 3. The bottom of the crushing mechanism 2 is fixedly connected to the left side of the top of the bottom plate 1. The bottom of the filtering mechanism 3 is rotatably connected to the top of the electric telescopic rod 401. The cylinder 405 drives the crushing cylinder 204 to move leftward. The electric telescopic rod 401 extends to drive the filtering box 301 to move upward to the upper part of the crushing cylinder 204 and tilt to the left, so that the weight-increasing plate 404 drives the second magnetic plate 403 to break away from the adsorption of the first magnetic plate 402 under the influence of gravity and rotate leftward, facilitating the residues in the filtering box 301 to be poured into the crushing cylinder 204.

[0038] Refer to Figure 1 and Figure 3 In one aspect of this embodiment, a receiving box 5 for receiving the filtered raw materials is slidably connected to the top of the bottom plate 1, and the filtered raw materials are received by the receiving box 5.

[0039] Refer to Figure 2 and Figure 4, in one aspect of this embodiment, the crushing mechanism 2 includes a support rod 201 and a support frame 202. The bottom of the support rod 201 is fixedly connected to the left side of the top of the bottom plate 1, the bottom of the support frame 202 is fixedly connected to the top of the support rod 201, a connecting frame 203 is slidably connected to one side of the support frame 202, the center of the left side of the support frame 202 is fixedly connected to a cylinder 405, the connecting frame 203 is fixedly connected to a crushing cylinder 204, the left side of the crushing cylinder 204 is fixedly connected to the right side of the cylinder 405, a falling port 205 is opened at the right side of the bottom of the crushing cylinder 204, a protective box 206 is fixedly connected to the bottom of the crushing cylinder 204, a first motor 207 is fixedly connected to the bottom inner wall of the protective box 206, the output shaft of the first motor 207 is fixedly connected to a main shaft 208, the main shaft 208 is rotatably connected to the bottom of the crushing cylinder 204, a crushing rod 209 is fixedly connected to the surface of the main shaft 208, a scraping plate 210 is fixedly connected to one end of the crushing rod 209, and the side of the scraping plate 210 is attached to the inner wall of the crushing cylinder 204. Pour the raw materials into the crushing cylinder 204 connected to the connecting frame 203 slidably connected to the support frame 202 at the top of the support rod 201. The output shaft of the first motor 207 in the protective box 206 rotates to drive the main shaft 208 to rotate. The main shaft 208 rotates to drive the crushing rod 209 to crush the agglomerated raw materials. The crushing rod 209 rotates to drive the scraping plate 210 to rotate to scrape off the raw materials attached to the inner wall of the crushing cylinder 204. The crushed raw materials fall into the filter box 301 through the falling port 205.

[0040] Referring to Figure 2 , Figure 3 and Figure 6 , in one aspect of this embodiment, the filtering mechanism 3 includes a filter box 301 and filter holes 302. The bottom of the filter box 301 is rotatably connected to the top of the electric telescopic rod 401. The left side of the filter box 301 is fixedly connected to one side of the first magnetic plate 402. The left side of the bottom of the filter box 301 is hinged to a weight plate 404. The filter holes 302 are opened at the bottom of the filter box 301. A connecting box 303 is fixedly connected to the right side of the filter box 301. A second motor 304 is fixedly connected to the right inner wall of the connecting box 303. The output shaft of the second motor 304 is fixedly connected to a screw rod 306. A moving pipe 307 is threadedly connected to the surface of the screw rod 306. A push plate 308 is fixedly connected to one side of the moving pipe 307. The side of the push plate 308 is attached to the inner wall of the filter box 301. A rotating cavity 305 is opened at the front side of the filter box 301. Both ends of the rotating cavity 305 are rotatably connected to both ends of the screw rod 306. A communication groove 310 is opened at the bottom of the rotating cavity 305. A moving groove 309 is opened at the rear side of the rotating cavity 305. The inner wall of the moving groove 309 is slidably connected to the front side of the push plate 308. The output shaft of the second motor 304 in the connecting box 303 rotates to drive the screw rod 306 in the rotating cavity 305 to rotate. The screw rod 306 rotates to drive the push plate 308 on one side of the moving pipe 307 to move along the moving groove 309 to push the crushed raw materials to fall into the receiving box 5 through the filter holes 302, and the raw materials accidentally entering the rotating cavity 305 fall into the receiving box 5 along the communication groove 310.

[0041] In this solution, all electrical equipment is powered by an external power supply.

[0042] Working principle: During use, pour the raw materials into the crushing cylinder 204 connected to the connecting frame 203 that is slidably connected to the top support frame 202 of the support rod 201. The output shaft of the first motor 207 in the protection box 206 rotates to drive the main shaft 208 to rotate. The rotation of the main shaft 208 drives the crushing rod 209 to crush the agglomerated raw materials. The rotation of the crushing rod 209 drives the scraper 210 to rotate to scrape off the raw materials adhering to the inner wall of the crushing cylinder 204. The crushed raw materials fall into the filter box 301 through the falling port 205. The output shaft of the second motor 304 in the connecting box 303 rotates to drive the screw 306 in the rotating cavity 305 to rotate. The rotation of the screw 306 drives the push plate 308 on one side of the moving pipe 307 to move along the moving groove 309 to push the crushed raw materials through the filter holes 302 into the receiving box 5. And the raw materials that accidentally enter the rotating cavity 305 fall into the receiving box 5 along the communication groove 310. The air cylinder 405 drives the crushing cylinder 204 to move leftward. The electric telescopic rod 401 extends to drive the filter box 301 to move upward above the crushing cylinder 204 and tilt to the left, so that the weight-increasing plate 404 drives the second magnetic plate 403 to rotate leftward away from the adsorption of the first magnetic plate 402 under the influence of gravity, facilitating the residue in the filter box 301 to be poured into the crushing cylinder 204 for secondary filtration.

[0043] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or elements inherent to such process, method, article or device.

[0044] Although the embodiments of the present application have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present application. The scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A raw material filtering device for concrete production, comprising a bottom plate (1), a crushing mechanism (2) for crushing the raw material into small particles, and a filtering mechanism (3) for filtering the crushed raw material, characterized in that: The bottom of the filtering mechanism (3) is rotatably connected to a dumping mechanism (4) for pouring the residue in the filtering mechanism (3) into the crushing mechanism (2) for re-crushing; the dumping mechanism (4) comprises an electric telescopic rod (401) and a cylinder (405); the bottom of the electric telescopic rod (401) is fixedly connected to both sides of the top of the bottom plate (1); the cylinder (405) is fixedly connected to one side of the crushing mechanism (2); the bottom of the crushing mechanism (2) is fixedly connected to the left side of the top of the bottom plate (1); and the bottom of the filtering mechanism (3) is rotatably connected to the top of the electric telescopic rod (401).

2. A raw material filtering device for concrete production according to claim 1, characterized in that: The tipping mechanism (4) further comprises a first magnetic plate (402) and a second magnetic plate (403); the side of the first magnetic plate (402) is fixedly connected to the left side of the top of the filtering mechanism (3); the side of the second magnetic plate (403) is in contact with the side of the first magnetic plate (402); one side of the second magnetic plate (403) is fixedly connected to a weight-increasing plate (404); the bottom of the weight-increasing plate (404) is hinged to the left side of the filtering mechanism (3).

3. A raw material filtering device for concrete production according to claim 1, characterized in that: The top of the bottom plate (1) is slidably connected with a material receiving box (5) for receiving filtered raw materials.

4. A raw material filtering device for concrete production according to claim 1, characterized in that: The crushing mechanism (2) comprises a support rod (201) and a support frame (202); the bottom of the support rod (201) is fixedly connected to the left side of the top of the bottom plate (1); the bottom of the support frame (202) is fixedly connected to the top of the support rod (201); one side of the support frame (202) is slidably connected to a connecting frame (203); and the center of the left side of the support frame (202) is fixedly connected to the cylinder (405).

5. A raw material filtering device for concrete production according to claim 4, characterized in that: The crushing mechanism (2) further comprises a crushing barrel (204) and a drop opening (205); the right side of the crushing barrel (204) is fixedly connected to the connecting frame (203); the left side of the crushing barrel (204) is fixedly connected to the right side of the cylinder (405); and the drop opening (205) is opened on the right side of the bottom of the crushing barrel (204).

6. A raw material filtering device for concrete production according to claim 5, characterized in that: The crushing mechanism (2) also includes a protective box (206) and a first motor (207), the top of the protective box (206) is fixedly connected to the bottom of the crushing barrel (204), the first motor (207) is fixedly connected to the bottom of the inner wall of the protective box (206), the output shaft of the first motor (207) is fixedly connected to a main shaft (208), the main shaft (208) is rotatably connected to the bottom of the crushing barrel (204), a crushing rod (209) is fixedly connected to the surface of the main shaft (208), one end of the crushing rod (209) is fixedly connected to a scraper (210), and the side of the scraper (210) is in contact with the inner wall of the crushing barrel (204).

7. A raw material filtering device for concrete production according to claim 1, characterized in that: The filtering mechanism (3) comprises a filtering box (301) and a filtering hole (302); the bottom of the filtering box (301) is rotatably connected to the top of the electric telescopic rod (401); the left side of the filtering box (301) is fixedly connected to one side of the first magnetic plate (402); the left side of the bottom of the filtering box (301) is hinged to the weight-increasing plate (404); and the filtering hole (302) is provided at the bottom of the filtering box (301).

8. A raw material filtering device for concrete production according to claim 7, characterized in that: The filtering mechanism (3) further comprises a connecting box (303) and a rotating chamber (305); the left side of the connecting box (303) is fixedly connected to the right side of the filtering box (301); the right side of the inner wall of the connecting box (303) is fixedly connected to a second motor (304); the output shaft of the second motor (304) is fixedly connected to a screw rod (306); the surface of the screw rod (306) is threadedly connected to a moving tube (307); one side of the moving tube (307) is fixedly connected to a push rod (306); The push plate (308) is provided with a side surface of the push plate (308) in contact with the inner wall of the filter box (301); the rotating chamber (305) is provided at the front side of the filter box (301); two ends of the rotating chamber (305) are rotatably connected to two ends of the screw rod (306); a connecting groove (310) is provided at the bottom of the rotating chamber (305); a movable groove (309) is provided at the rear side of the rotating chamber (305); and the inner wall of the movable groove (309) is slidably connected to the front side of the push plate (308).

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