Filtering device for concrete

Abstract

The utility model discloses a concrete filter device which comprises a filter sieve, a conveying belt and a turnover hopper, the conveying belt is horizontally installed at an opening of the lower portion of the filter sieve, and the turnover hopper is movably arranged at the tail end of the conveying belt. According to the utility model, the large circular ring, the small circular ring and the blanking horn are arranged at the top of the filter sieve, the blanking port of the blanking horn is positioned at the gap between the large circular ring and the small circular ring, and the two U-shaped sleeves symmetrically welded on the outer wall surface of the blanking horn are respectively kept in a sleeving state with the large circular ring and the small circular ring; the output end of the motor is driven to drive a transmission shaft on a U-shaped sleeve on the left side of a blanking horn to rotate under the action of a belt pulley and a transmission belt, so that a guide wheel on the transmission shaft rolls relative to an annular guide rail on the outer ring of a large circular ring, and performs circular motion by taking the circle centers of the large circular ring and the small circular ring as base points under the guide action of the large circular ring and the small circular ring.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete technical field especially, it relates to filter device for concrete. BACKGROUND

[0002] At present, in the concrete production process, the mixed concrete will be mixed with some stone diameter greater than the specification requirements, this larger stone is not conducive to the use of concrete, has the adverse effect on the quality of the concrete solidification. In order to reduce the influence on the use of concrete, the mixed concrete needs to use filter device to filter the stone of large diameter.

[0003] Through the retrieval, the filter device for concrete including support and the filter screen setting on the support of CN219401031U is disclosed, the filter screen is rotatably sleeved with the swivel ring, the rotation axis of the swivel ring is coaxial with the central axis of the filter screen, the swivel ring inside is provided with the push plate, the push plate is in contact with the filter screen, the filter screen is provided with the driving element for driving the swivel ring to drive the push plate to rotate. The present application has the advantages of accelerating the filtering speed and improving the filtering efficiency.

[0004] The above scheme adopts the push plate to stir the concrete falling into the filter screen to accelerate the filtering speed and improve the filtering efficiency, but since the position of pouring concrete does not change, the screen of the filter screen is continuously impacted by the falling concrete, which reduces the service life of the filter screen.

[0005] Therefore, the filter device for concrete is provided, which has the advantages of convenient adjustment of concrete falling position and prolonging the service life of the filter screen, thereby solving the problems in the above background art. Utility model content

[0006] The utility model relates to concrete technical field especially, it relates to filter device for concrete.

[0007] In order to achieve the above object, the utility model discloses the following technical scheme: concrete filter equipment, including filter screen, conveyer belt and turnover hopper, the opening of filter screen lower part horizontal installation has conveyer belt, and the tail end of conveyer belt swing -seted has turnover hopper, the opening of filter screen top is fixed with big round ring through bolt, and the inner ring of big round ring is welded with small round ring, the clearance of big round ring and small round ring is provided with the discharge horn, and the outer wall of discharge horn is welded with two U type cover, and two U type cover are respectively with big round ring and small round ring and are connected, the outer ring of big round ring is welded with annular guide rail, one of the U type cover of discharge horn left side is provided with side opening, and the bearing is connected with the transmission shaft through the shaft of side opening below, the one end of transmission shaft extension is fixed with the guide wheel in the inside of side opening, and the guide wheel is rolled with the annular guide rail of big round ring outer ring and is connected, the outer wall of discharge horn is fixed with motor, and the output end of motor and the bottom of transmission shaft are all provided with pulley, and the surface of pulley is connected with transmission belt and is wound.

[0008] As further description of the above technical scheme: the conveying frame of the conveying belt is bonded with the anti-overflow rubber strip on both sides, and the tail end of the conveying frame of the conveying belt is inclinedly welded with a guide plate corresponding to the turnover hopper.

[0009] As further description of the above technical scheme: the opening of the lower part of the filter screen is fixedly provided with a screen corresponding to the conveying belt, and the opening height of the lower part of the filter screen is adapted to the height of the conveying belt.

[0010] As further description of the above technical scheme: the bottom of the big round ring is welded with a plurality of L-shaped legs, and each L-shaped leg is welded with an installation block, and each installation block of the L-shaped leg is penetrated by a bolt.

[0011] As further description of the above technical scheme: the discharge port of the bottom of the discharge horn extends to the gap between the big round ring and the small round ring.

[0012] As further description of the above technical scheme: a plurality of U-shaped legs are welded around the big round ring and the small round ring, and the two ends of each U-shaped leg are connected to the bottom surfaces of the big round ring and the small round ring.

[0013] The utility model has the advantages of:

[0014] The utility model discloses a concrete filter device, including the filter screen, the conveying belt, the turnover hopper, the big ring, the small ring, the L type branch leg, the U type branch leg and the discharge horn, the filter screen is installed on the conveying belt, the turnover hopper is installed on the filter screen, the big ring is installed on the filter screen, the small ring is installed on the big ring, the L type branch leg is installed on the filter screen, the U type branch leg is installed on the filter screen, and the discharge horn is installed on the filter screen. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is the top view of the concrete filter device of the utility model;

[0016] Fig. 2 It is the side view of the concrete filter device of the utility model;

[0017] Fig. 3 It is the bottom view of the big ring, the small ring and the discharge horn of the concrete filter device of the utility model.

[0018] LEGEND:

[0019] 1, filter screen;2, conveying belt;3, turnover hopper;4, big ring;5, small ring;6, L type branch leg;7, U type branch leg;8, discharge horn;9, screen;10, motor;11, transmission belt;12, U type sleeve;13, side opening;14, transmission shaft;15, guide wheel;16, annular guide rail. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] According to the embodiments of the utility model, the concrete filter device is provided.

[0022] The utility model will be further explained in conjunction with the drawings and specific implementation manners, such as Figs. 1-3As shown, the filter device for concrete, including filter screen 1, conveying belt 2 and turnover hopper 3, the opening at the lower part of filter screen 1 is horizontally installed with conveying belt 2, and the tail end of conveying belt 2 is movably provided with turnover hopper 3, the opening at the top surface of filter screen 1 is fixedly installed with large ring 4 through bolts, and the inner ring of large ring 4 is welded with small ring 5, the gap between large ring 4 and small ring 5 is provided with discharging horn 8, and the outer wall surface of discharging horn 8 is welded with two U-shaped sleeves 12, and the two U-shaped sleeves 12 are respectively sleeved with large ring 4 and small ring 5, the outer ring of large ring 4 is welded with annular guide rail 16, one of the U-shaped sleeves 12 of discharging horn 8 is provided with side opening 13 on the left side, and the bottom of side opening 13 is connected with transmission shaft 14 through bearing, one end of transmission shaft 14 extending to the inside of side opening 13 is fixedly connected with guide wheel 15, and guide wheel 15 is rollingly connected with annular guide rail 16 welded with the outer ring of large ring 4, the outer wall surface of discharging horn 8 is fixedly installed with motor 10, and the output end of motor 10 and the bottom end of transmission shaft 14 are both provided with belt pulley, and the surface of belt pulley is wound with transmission belt 11, for conveying belt 2 and motor 10, the control mode of the utility model is controlled by manually starting and closing switch, the wiring diagram of power element and the provision of power supply belong to the public knowledge in the art, and the utility model is mainly used for protecting mechanical devices, so the control mode and wiring arrangement of the utility model will not be explained in detail, the principle of conveying belt 2 is known technology and there is mature product, so the principle will not be further explained, in order to avoid the falling of U-shaped sleeve 12, the opening end of U-shaped sleeve 12 is also provided with limiting block, and the size of limiting block is suitable for not affecting the sliding of U-shaped sleeve 12 along the surface of large ring 4 and small ring 5;

[0023] In one embodiment, the conveying frame of the conveying belt 2 is bonded with anti-overflow rubber strips on both sides, and the tail end of the conveying frame of the conveying belt 2 is inclinedly welded with a guide plate corresponding to the turnover hopper 3. Through the arrangement of the anti-overflow rubber strips, the concrete is prevented from being discharged from the gaps on both sides of the conveying belt 2. Through the arrangement of the guide plate, the concrete discharging effect is ensured.

[0024] In one embodiment, a screen 9 is fixedly installed at the opening at the lower part of the filter screen 1 corresponding to the conveying belt 2, and the opening height at the lower part of the filter screen 1 is adapted to the height of the conveying belt 2. Through the arrangement of the screen 9, the larger stones in the concrete are screened out.

[0025] In one embodiment, a plurality of L-shaped legs 6 are circumferentially welded at the bottom of the large ring 4, and one mounting block is welded on each L-shaped leg 6. A bolt is inserted into the mounting block of each L-shaped leg 6. The plurality of L-shaped legs 6 are arranged to fixedly install the large ring 4.

[0026] In one embodiment, the discharging port of the bottom of the discharging horn 8 extends to the gap between the large circular ring 4 and the small circular ring 5, wherein the concrete discharging pipeline is placed above the opening of the top surface of the discharging horn 8 and is offset from the center of the discharging port of the discharging horn 8, so that the concrete falling from the concrete discharging pipeline can always enter the inside of the discharging horn 8.

[0027] In one embodiment, a plurality of U-shaped legs 7 are welded around between the large circular ring 4 and the small circular ring 5, and the two ends of each U-shaped leg 7 are connected with the bottom surfaces of the large circular ring 4 and the small circular ring 5, respectively. The setting of the plurality of U-shaped legs 7 makes the connection between the large circular ring 4 and the small circular ring 5 reliable and does not interfere with the rotation of the discharging horn 8.

[0028] Working principle:

[0029] In use, first, the concrete discharging pipeline is placed above the opening of the discharging horn 8 and is offset from the center of the discharging port of the discharging horn 8, so that the concrete falling from the concrete discharging pipeline can always enter the inside of the discharging horn 8. When filtering the concrete, the motor 10 installed on the outer wall surface of the discharging horn 8 is started to drive the output end of the motor 10 to rotate the transmission shaft 14 on the left U-shaped sleeve 12 of the discharging horn 8 under the action of the belt pulley and the transmission belt 11, and then the guide wheel 15 on the transmission shaft 14 rolls relative to the annular guide rail 16 on the outer ring of the large circular ring 4, and under the guidance of the large circular ring 4 and the small circular ring 5, the large circular ring 4 and the small circular ring 5 make circular motion with the center of the large circular ring 4 and the small circular ring 5 as the base point, so that the concrete after the rotation of the discharging horn 8 is scattered on the screen mesh 9 of the filter screen 1 in a circular discharging track, and then the conveyor belt 2 is started to make the conveyor belt 2 convey the concrete into the turnover hopper 3, and the larger stones in the concrete are retained on the surface of the screen mesh 9.

[0030] Finally, it should be noted that the above description is only a preferred embodiment of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacements for some technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. Filtering device for concrete, comprising a filtering screen (1), a conveyor belt (2) and a transfer hopper (3), characterized in that: The lower opening of the filter screen (1) is horizontally installed with a conveying belt (2), and the tail end of the conveying belt (2) is movably provided with a turnover hopper (3), the top surface of the filter screen (1) is bolted and fixedly installed with a large circular ring (4), and the inner ring of the large circular ring (4) is welded with a small circular ring (5), the gap between the large circular ring (4) and the small circular ring (5) is provided with a discharging horn (8), the outer wall of the discharging horn (8) is welded with two U-shaped sleeves (12), and the two U-shaped sleeves (12) are respectively sleeved with the large circular ring (4) and the small circular ring (5), the outer ring of the large circular ring (4) is welded with an annular guide rail (16), the left side of one of the U-shaped sleeves (12) of the discharging horn (8) is provided with a side opening (13), and the lower side of the side opening (13) is connected with a transmission shaft (14) through a bearing, one end of the transmission shaft (14) extending to the inside of the side opening (13) is fixedly connected with a guide wheel (15), and the guide wheel (15) is rollingly connected with the annular guide rail (16) welded on the outer ring of the large circular ring (4), the outer wall of the discharging horn (8) is fixedly installed with a motor (10), and the output end of the motor (10) and the bottom end of the transmission shaft (14) are provided with pulleys, and the surfaces of the pulleys are wound with a transmission belt (11).

2. The filtering device for concrete according to claim 1, characterized in that: The conveying frame of the conveying belt (2) is provided with anti-overflow rubber strips on both sides, and the tail end of the conveying frame of the conveying belt (2) is inclinedly welded with a guide plate corresponding to the turnover hopper (3).

3. The filter apparatus for concrete according to claim 1, characterized by: The lower opening of the filter screen (1) is fixedly installed with a screen (9) corresponding to the conveying belt (2), and the height of the lower opening of the filter screen (1) is adapted to the height of the conveying belt (2).

4. The filter apparatus for concrete according to claim 1, characterized by: The bottom of the large circular ring (4) is welded with a plurality of L-shaped legs (6), and each L-shaped leg (6) is welded with an installation block, and each installation block of the L-shaped leg (6) is penetrated with a bolt.

5. The filter apparatus for concrete as claimed in claim 1, wherein: The discharge port of the discharging horn (8) extends to the gap between the large circular ring (4) and the small circular ring (5).

6. The filter apparatus for concrete according to claim 1, characterized by: A plurality of U-shaped legs (7) are welded around the large circular ring (4) and the small circular ring (5), and the two ends of each U-shaped leg (7) are connected with the bottom surfaces of the large circular ring (4) and the small circular ring (5), respectively.

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