A concrete feeding equipment

Abstract

The utility model discloses a concrete feeding device, including a box body, a fixed block is fixedly arranged inside the box body, a slot body is opened inside the fixed block, a screen is slidably arranged inside the slot body, a first motor is fixedly arranged at the lower end of the fixed block, a cam is fixedly arranged at the output end position of the first motor, and one side of the cam is closely attached to the outer side of the screen. The utility model uses a bracket to lift the box body and fix it at the destination position, start the first motor, and the first motor drives the cam to rotate. When the cam protrusion end squeezes the screen, the screen moves inside the slot body, and stretches a spring on one side and squeezes the spring on the other side. When the cam protrusion end is away from the screen, the spring is reset at this time, and this is repeated, driving the screen to perform reciprocating screening motion, and the material is placed on the upper end of the screen. Under the screening action, the material of the appropriate size falls down and is used, and the oversized material is left on the screen, so as to prevent the material from being too large and reducing the strength of the concrete.

Description

Technical Field

[0001] The utility model relates to the field of concrete feeding equipment, in particular to concrete feeding equipment. Background Art

[0002] Concrete, abbreviated as "tóng", is a general term for engineering composite materials in which aggregates are bonded into a whole by cementitious materials. It is mainly composed of cement (cementitious material), aggregate (sand, stone, etc.), water, and admixtures and additives added as needed, which are prepared in a certain proportion and are formed by uniform mixing, dense molding, and curing and hardening. It is an artificial stone.

[0003] When making concrete, different materials need to be mixed. Some materials have different particle sizes. When mixing the materials, it is necessary to ensure that the particle size is within a certain range. Particles that are too large will cause the strength of the concrete to decrease, resulting in the concrete being unable to reach the corresponding strength. Therefore, a device is urgently needed to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a concrete feeding device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a concrete unloading equipment comprises a box body, a fixed block is fixedly arranged on the inside of the box body, a slot body is opened on the inside of the fixed block, a screen is slidably arranged inside the slot body, a first motor is fixedly arranged on the lower end of the fixed block, a cam is fixedly arranged at the output end position of the first motor, one side of the cam is tightly attached to the outside of the screen, a spring is fixedly arranged between the screen and the inner wall of the slot body, a cleaning mechanism for conveniently cleaning the screen is arranged on one side of the box body, when in use, the box body is lifted and fixed at the destination position by a bracket, the first motor is started, and the first motor drives the cam to rotate, when the cam protrusion end squeezes the screen, the screen moves inside the slot body, and stretches the spring on one side and squeezes the spring on the other side, when the cam protrusion end is away from the screen, the spring is reset, and this is repeated, driving the screen to perform reciprocating screening motion, and the material is placed on the upper end of the screen. Under the screening action, the material of suitable size falls down and is used, and the oversized material is left on the screen, so as to prevent the material from being too large to reduce the strength of concrete.

[0006] Preferably, the cleaning mechanism includes a collecting assembly, an L-shaped plate, a second motor, a first gear, a second gear, a screw, a connecting rod, a rectangular groove and a plate body, the collecting assembly is arranged on one side of the box body, the L-shaped plate is fixed on one side of the box body, the second motor is fixed on the L-shaped plate, the first gear is fixed at the output end of the second motor, the second gear is movably embedded in the L-shaped plate through a rotating shaft, the second gear is meshed with the first gear, the screw passes through the center position of the second gear through a thread, the rectangular groove is opened on both sides of the box body, the plate body is slidably arranged inside the rectangular groove, and the connecting rod is fixed between the plate bodies. After the screening is completed, the second motor is started at this time, and the second motor drives the first gear to rotate, thereby driving the second gear to rotate, so that the screw moves along the second gear, drives the plate body to move along the upper end of the screen, and the residual material on the upper end of the screen is scraped off and removed.

[0007] Preferably, the collecting assembly includes a recycling box, a fixing bar and a closing plate, the recycling box is fixed to one side of the box body, the fixing bar is fixed to one side of the recycling box, and the closing plate is slidably arranged on the fixing bar. The closing plate facilitates closing one side of the recycling box, and the scraped material falls into the recycling box through the rectangular groove on one side, which facilitates the recycling and reuse of the materials.

[0008] Preferably, two fixing blocks are provided and symmetrically fixed at two sides of the box body, and the upper ends of the fixing blocks are inclined surfaces.

[0009] Preferably, the outer diameter of the screw is smaller than the outer diameter of the second gear-connected rotating shaft.

[0010] Preferably, the bottom end of the plate body is flush with the top end of the screen.

[0011] Preferably, a friction force is provided between the closing plate and the fixing strip to hinder the movement of the closing plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. When the utility model is in use, the box is lifted and fixed at the destination position through the bracket, and the first motor is started. The first motor drives the cam to rotate. When the cam protrusion squeezes the screen, the screen moves inside the trough, and stretches the spring on one side and squeezes the spring on the other side. When the cam protrusion moves away from the screen, the spring is reset, and this is repeated, driving the screen to perform reciprocating screening motion. The material is placed on the upper end of the screen. Under the screening action, the material of appropriate size falls down and is used, and the oversized material is left on the screen, so as to prevent the material from being too large to reduce the strength of concrete;

[0014] 2. After the screening is completed, the utility model starts the second motor, which drives the first gear to rotate, thereby driving the second gear to rotate, so that the screw moves along the second gear, driving the plate to move along the upper end of the screen, and scraping off the remaining material on the upper end of the screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a concrete feeding device of the utility model;

[0016] Figure 2 This is a first cross-sectional view of a concrete feeding device of the utility model;

[0017] Figure 3 This is a second cross-sectional view of a concrete feeding device of the utility model;

[0018] Figure 4 It is an enlarged schematic diagram of a concrete feeding device A of the utility model.

[0019] In the figure: 1. box body; 2. fixing block; 3. screen; 4. cam; 5. spring; 6. first motor; 7. trough body; 8. recovery box; 9. fixing bar; 10. closing plate; 11. plate body; 12. rectangular groove; 13. connecting rod; 14. L-shaped plate; 15. second motor; 16. first gear; 17. second gear; 18. screw. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0021] See also Figure 1-4The utility model provides a concrete feeding device, including a box body 1, a fixed block 2 is welded and fixed inside the box body 1, there are two fixed blocks 2, which are symmetrically fixed at the two sides of the box body 1, the upper end of the fixed block 2 is an inclined surface, a slot body 7 is opened inside the fixed block 2, a screen 3 is slid inside the slot body 7, a first motor 6 is fixed to the lower end of the fixed block 2 through a mounting frame, a cam 4 is fixed to the output end of the first motor 6 through a coupling, one side of the cam 4 is tightly attached to the outside of the screen 3, a spring 5 is welded and fixed between the screen 3 and the inner wall of the slot body 7, and a cleaning mechanism for convenient cleaning of the screen 3 is provided on one side of the box body 1 When in use, the box body 1 is lifted and fixed at the destination position through the bracket, and the first motor 6 is started. The first motor 6 drives the cam 4 to rotate. When the raised end of the cam 4 squeezes the screen 3, the screen 3 moves inside the slot 7, and stretches the spring 5 on one side and squeezes the spring 5 on the other side. When the raised end of the cam 4 moves away from the screen 3, the spring 5 is reset. This is repeated, driving the screen 3 to perform reciprocating screening motion. The material is placed on the upper end of the screen 3. Under the screening action, the material of appropriate size falls down and is used, and the oversized material remains on the screen 3 to prevent the material from being too large to reduce the strength of the concrete.

[0022] The cleaning mechanism includes a collecting assembly, an L-shaped plate 14, a second motor 15, a first gear 16, a second gear 17, a screw 18, a connecting rod 13, a rectangular groove 12 and a plate body 11. The collecting assembly is on one side of the box body 1, the L-shaped plate 14 is fixed to one side of the box body 1 by bolts, the second motor 15 is fixed to the L-shaped plate 14 by a mounting frame, the first gear 16 is fixed to the output end of the second motor 15 by a coupling, the second gear 17 is movably embedded in the L-shaped plate 14 through a rotating shaft, the second gear 17 is meshed with the first gear 16, and the screw 18 passes through the second gear 1 by a thread. 7 center position, the outer diameter of the screw 18 is smaller than the outer diameter of the connecting shaft of the second gear 17, the rectangular grooves 12 are opened on both sides of the box body 1, the plate body 11 slides inside the rectangular grooves 12, the bottom end of the plate body 11 is flush with the top end of the screen 3, and the connecting rod 13 is welded and fixed between the plate bodies 11. After the screening is completed, the second motor 15 is started at this time, and the second motor 15 drives the first gear 16 to rotate, thereby driving the second gear 17 to rotate, so that the screw 18 moves along the second gear 17, driving the plate body 11 to move along the upper end of the screen 3, and the residual material on the upper end of the screen 3 is scraped off and removed.

[0023] The collecting assembly includes a recycling box 8, a fixing bar 9 and a closing plate 10. The recycling box 8 is welded and fixed to one side of the box body 1, the fixing bar 9 is welded and fixed to one side of the recycling box 8, and the closing plate 10 slides on the fixing bar 9. There is a friction force between the closing plate 10 and the fixing bar 9 that hinders the movement of the closing plate 10. The closing plate 10 facilitates closing one side of the recycling box 8. The scraped material falls into the recycling box 8 through the rectangular groove 12 on one side, which facilitates the recycling and reuse of the materials.

[0024] Working principle: when in use, the box body 1 is lifted and fixed at the destination position through the bracket, and the first motor 6 is started. The first motor 6 drives the cam 4 to rotate. When the raised end of the cam 4 squeezes the screen 3, the screen 3 moves inside the trough 7, and stretches the spring 5 on one side and squeezes the spring 5 on the other side. When the raised end of the cam 4 is away from the screen 3, the spring 5 is reset. This is repeated, driving the screen 3 to perform reciprocating screening motion. The material is placed on the upper end of the screen 3. Under the screening action, the material of suitable size falls down and is used, and the oversized material remains on the screen 3 to prevent the material from being too large to reduce the strength of the concrete; after the screening is completed, the second motor 15 is started at this time, and the second motor 15 drives the first gear 16 to rotate, thereby driving the second gear 17 to rotate, so that the screw 18 moves along the second gear 17, driving the plate 11 to move along the upper end of the screen 3, and scraping off the remaining material on the upper end of the screen 3.

[0025] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0026] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A concrete feeding device, comprising a box (1), characterized in that: A fixed block (2) is fixedly arranged on the inner side of the box body (1), a groove body (7) is opened on the inner side of the fixed block (2), a screen (3) is slidably arranged inside the groove body (7), a first motor (6) is fixedly arranged at the lower end of the fixed block (2), a cam (4) is fixedly arranged at the output end of the first motor (6), one side of the cam (4) is tightly attached to the outer side of the screen (3), a spring (5) is fixedly arranged between the screen (3) and the inner side wall of the groove body (7), and a cleaning mechanism for conveniently cleaning the screen (3) is arranged on one side of the box body (1).

2. A concrete feeding equipment according to claim 1, characterized in that: The cleaning mechanism comprises a collecting assembly, an L-shaped plate (14), a second motor (15), a first gear (16), a second gear (17), a screw (18), a connecting rod (13), a rectangular groove (12) and a plate body (11); the collecting assembly is arranged on one side of the box body (1); the L-shaped plate (14) is fixed on one side of the box body (1); the second motor (15) is fixed on the L-shaped plate (14); the first gear (16) is fixed at the output end of the second motor (15); the second gear (17) is movably embedded in the L-shaped plate (14) through a rotating shaft; the second gear (17) is meshed with the first gear (16); the screw (18) passes through the center position of the second gear (17) through a thread; the rectangular groove (12) is opened at two sides of the box body (1); the plate body (11) is slidably arranged inside the rectangular groove (12); and the connecting rod (13) is fixed at a position between the plate bodies (11).

3. A concrete feeding equipment according to claim 2, characterized in that: The collection assembly comprises a recovery box (8), a fixing bar (9) and a closing plate (10); the recovery box (8) is fixed to one side of the box body (1); the fixing bar (9) is fixed to one side of the recovery box (8); and the closing plate (10) is slidably arranged on the fixing bar (9).

4. A concrete feeding equipment according to claim 3, characterized in that: Two fixing blocks (2) are provided and are symmetrically fixed at two sides of the interior of the box body (1); the upper ends of the fixing blocks (2) are inclined surfaces.

5. A concrete feeding equipment according to claim 4, characterized in that: The outer diameter of the screw rod (18) is smaller than the outer diameter of the second gear (17) connecting shaft.

6. A concrete feeding equipment according to claim 5, characterized in that: The bottom end of the plate body (11) is flush with the top end of the screen (3).

7. A concrete feeding equipment according to claim 6, characterized in that: A friction force that hinders the movement of the closing plate (10) is provided between the closing plate (10) and the fixing strip (9).

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