CN219850732U

CN219850732U - Concrete aggregate screening plant

Info

Publication number: CN219850732U
Application number: CN202320236536.8U
Authority: CN
Inventors: 翁新星; 蓝昌华
Original assignee: Longyan Hualin Concrete Co ltd
Current assignee: Longyan Hualin Concrete Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-10-20
Anticipated expiration: 2033-02-16

Abstract

The utility model provides a concrete aggregate screening device, which relates to the technical field of concrete production devices and comprises a base and a storage bin, wherein the base is provided with a supporting rod, the bottom of the storage bin is movably connected with the supporting rod, a driving mechanism for driving the storage bin to swing up and down around the supporting rod is arranged between the storage bin and the base, a plurality of screens are sequentially arranged in the storage bin from top to bottom, the size of the screen holes of the screens is sequentially reduced from top to bottom, one side of the storage bin is provided with a plurality of discharge holes, the discharge holes are respectively positioned at one sides of the screens, the left side and the right side of the screens are respectively provided with a first framework, the front side of the screens is provided with a second framework, the bottom of the first framework is provided with a groove, and the inner wall of the storage bin is provided with a clamping piece clamped with the groove.

Description

Concrete aggregate screening plant

Technical Field

The utility model relates to the technical field of concrete production devices, in particular to a concrete aggregate screening device.

Background

The concrete aggregate is granular loose materials which play a role of framework or filling in the concrete and is divided into coarse aggregate and fine aggregate; coarse aggregate refers to pebbles, broken stones and the like, and fine aggregate refers to natural sand, artificial sand and the like. Aggregate with the grain diameter of more than 4.75mm is called coarse aggregate, commonly called cobble, and two kinds of gravels and pebbles are commonly used. The broken stone is natural rock or rock particles with the grain diameter of more than 4.75mm, which are produced by mechanically crushing and sieving the rock. Pebbles are rock particles with a particle size greater than 4.75mm that are formed by natural weathering, water flow handling and sorting, and stacking. Aggregate with the grain diameter below 4.75mm is called fine aggregate, commonly called sand, and the sand is classified into natural sand and artificial sand according to the production source. The natural sand is rock particles which are formed by natural weathering, water flow carrying and sorting and are piled up, have the particle size of less than 4.75mm, but do not comprise soft rock and weathered rock particles; natural sand includes river sand, lake sand, mountain sand, and desalinated sea sand.

Under the general circumstances, concrete aggregate is mixed, need sieve with the screening machine to select the aggregate that the particle diameter is different, however, current concrete aggregate screening machine receives the aggregate impact and warp when sieving, can lead to the feed bin to damage for a long time, and the screen cloth of aggregate screening machine is generally welded in the feed bin, is difficult for changing.

Disclosure of Invention

The embodiment of the utility model aims to provide a concrete aggregate screening device which can solve the technical problems of the background technology.

The embodiment of the utility model provides a concrete aggregate screening device, which comprises a base and a bin, wherein a supporting rod is arranged on the base, the bottom of the bin is movably connected with the supporting rod, a driving mechanism for driving the bin to swing up and down around the supporting rod is arranged between the bin and the base, a plurality of screens are sequentially arranged in the bin from top to bottom, the size of the screen holes of the screens is sequentially reduced from top to bottom, a plurality of discharge holes are formed in one side of the bin, the discharge holes are respectively positioned on one sides of the screens, a first framework is arranged on the left side and the right side of the screen, a second framework is arranged on the front side of the screen, a groove is formed in the bottom of the first framework, a clamping piece clamped with the groove is arranged on the inner wall of the bin, and the first framework and the second framework are arranged in the bin in a drawing mode.

Further, a plurality of supporting pieces are uniformly arranged between the two first frameworks.

Further, the driving mechanism comprises a motor, a cam and a transmission block, wherein the motor is installed on the base, the cam is installed on the tail end of an output shaft of the motor, the transmission block is matched with the cam, and the transmission block is welded on the storage bin.

Further, the base is provided with a supporting mechanism, the supporting mechanism comprises a supporting block and a mounting seat, and the supporting block movably penetrates through the mounting seat.

Further, a damping rubber pad is installed at the bottom of the base.

Furthermore, clamping needles are arranged at four corners of the outer side of the discharge hole.

The utility model has the beneficial effects that:

according to the utility model, the support rod is arranged on the base, the bottom of the storage bin is movably connected with the support rod, a driving mechanism for driving the storage bin to swing up and down around the support rod is arranged between the storage bin and the base, the concrete aggregate in the storage bin is vibrated by surrounding the support rod through the storage bin to improve the screening efficiency of the concrete aggregate, a plurality of screens are sequentially arranged in the storage bin from top to bottom, the size of the screen holes of the screens is sequentially reduced from top to bottom, a plurality of discharge holes are respectively arranged on one side of the screens, the concrete aggregate passes through the screens with sequentially reduced screen holes from top to bottom and is screened into the concrete aggregate with different particle sizes, then is discharged from the discharge holes, the left side and the right side of the screens are respectively provided with a first framework, the front side of the screens is provided with a second framework, the bottom of the first framework is provided with a groove, the inner wall of the storage bin is provided with a clamping piece clamped with the groove, the screens are sequentially arranged in the storage bin from top to bottom, the first framework and the second framework are sequentially pulled in the storage bin, the screens can be pulled out from the storage bin through the second framework, and the screens are conveniently impacted and deformed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of some embodiments of the utility model;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is an enlarged schematic view of FIG. 2 at A;

fig. 4 is an enlarged schematic view at B in fig. 2.

The reference numerals are respectively:

1. a base; 2. a storage bin; 3. a support rod; 4. a driving mechanism; 41. a motor; 42. a cam; 43. a transmission block; 5. a screen; 6. a discharge port; 7. a first skeleton; 8. a second skeleton; 9. a clamping piece; 10. a support; 11. a support mechanism; 111. a support block; 112. a mounting base; 12. a damping rubber pad; 13. and (5) clamping the needle.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the product of the application, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The following are specific embodiments of the present utility model:

as shown in fig. 1-4, the utility model provides a concrete aggregate screening device, which comprises a base 1 and a storage bin 2, wherein a support rod 3 is arranged on the base 1, the bottom of the storage bin 2 is movably connected with the support rod 3, a driving mechanism 4 for driving the storage bin 2 to swing up and down around the support rod 3 is arranged between the storage bin 2 and the base 1, the concrete aggregate in the storage bin 2 is vibrated by swinging up and down around the support rod 3 through the storage bin 2, the screening efficiency of the concrete aggregate is improved, a plurality of screens 5 are sequentially arranged in the storage bin 2 from top to bottom, the size of the screen holes of the screens 5 is sequentially reduced from top to bottom, a plurality of discharge holes 6 are formed in one side of the storage bin 2, the plurality of discharge holes 6 are respectively positioned on one side of the screens 5, the concrete aggregate is sequentially reduced from top to bottom through the screens 5 with the screen holes, the screens 5 with different particle sizes are sequentially arranged on the left side and right side of the screens 5, a first framework 7 is arranged on the left side and the right side of the screens 5, a second framework 8 is arranged on the front side of the screens 5, grooves are formed in the bottom of the first framework 7, a clamping piece 9 which is clamped with the grooves is arranged on the inner wall of the storage bin 2, a plurality of screens 9 are respectively clamped with the first framework 7 and the second framework 8, the first framework 7 is conveniently clamped with the screens 5 and the second framework 8 are arranged in the storage bin 2, the first framework 2 and can be conveniently deformed and is matched with the screens 2, and is conveniently matched with the screens 2, and is matched with the first framework and is matched with the second framework and matched with the second framework, and is matched with the framework 5, and is matched with the framework and has a frame with the framework 5, and has a frame with the framework, and has a frame with the frame 2.

As shown in fig. 2-4, a plurality of supporting pieces 10 are uniformly arranged between the two first frameworks 7, the supporting pieces 10 play a supporting role on the screen 5, impact deformation of the screen 5 is reduced, and the service life of the device is prolonged.

As shown in fig. 1 and 2, the driving mechanism 4 includes a motor 41, a cam 42 and a transmission block 43, the motor 41 is mounted on the base 1, the cam 42 is mounted on the end of the output shaft of the motor 41, the transmission block 43 is matched with the cam 42, the transmission block 43 is welded on the bin 2, the cam 42 is driven to rotate by the motor 41, and the cam 42 indirectly contacts with the transmission block 43 to enable the transmission block 43 to move up and down, so that the bin 2 swings up and down.

As shown in fig. 1, the supporting mechanism 11 is arranged on the base 1, the supporting mechanism 11 comprises a supporting block 111 and an installation seat 112, the supporting block 111 movably penetrates through the installation seat 112, the supporting block 111 in an initial state penetrates through the installation seat 112 to extend to the bottom of the storage bin 2 to prop the storage bin 2, when concrete aggregate is required to be screened, the supporting block 111 is pulled out, the motor 41 is started, the storage bin 2 is enabled to swing up and down, after screening is completed, the motor 41 is closed, the supporting block 111 penetrates through the installation seat 112 to extend into the bottom of the storage bin 2 to support the storage bin 2, the supporting force of a connecting rod on a rotating disc is reduced, and preferably, the supporting block 111 can support the storage bin 2 to be in a horizontal state.

As shown in fig. 1 and 2. The shock-absorbing rubber pad 12 is installed at the bottom of base 1, alleviates the impact of base 1 to the bottom surface when the device is operated through shock-absorbing rubber pad 12, protects base 1.

As shown in fig. 4, the four corners of the outer side of the discharge hole 6 are provided with clamping pins 13, the discharge hole 6 is sleeved with a cloth bag (not shown in the figure), then the cloth bag is hung by the clamping pins 13, and the sieved concrete aggregates with different particle diameters are stacked in a different mode through cloth bag diversion.

During concrete implementation, firstly, the discharge hole 6 is sleeved with the cloth bag, then the cloth bag is hung through the clamping needle 13, the supporting block 111 is pulled out, the motor 41 is started, the storage bin 2 swings up and down around the supporting rod 3, concrete aggregate is input into the storage bin 2, the concrete aggregate sequentially passes through the screen 5 with the size smaller than the size from top to bottom through the screen holes, then is sieved into concrete aggregate with different particle sizes and flows out of the discharge hole 6, after sieving, the motor 41 is closed, the supporting block 111 penetrates through the mounting seat 112 to extend into the bottom of the storage bin 2, the storage bin 2 is supported and is in a horizontal state, when the screen 5 needs to be replaced, the screen 5 is pulled out from the storage bin 2 through the second framework 8, the screen 5 on the first framework 7 and the second framework 8 is replaced, and the storage bin 2 is replaced after replacement, and the storage bin 2 is replaced conveniently.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A concrete aggregate screening plant, its characterized in that: including base and feed bin, be equipped with the bracing piece on the base, the bottom of feed bin with bracing piece swing joint, the feed bin with be equipped with between the base and be used for driving the feed bin around bracing piece luffing motion's actuating mechanism, from last down being equipped with a plurality of screens in proper order in the feed bin, the sieve mesh size of screen cloth reduces from last down in proper order, a plurality of discharge gates have been seted up to one side of feed bin, a plurality of the discharge gate is located a plurality of respectively one side of screen cloth, the left and right sides of screen cloth all is equipped with first skeleton, the front side of screen cloth is equipped with the second skeleton, the recess has been seted up to the bottom of first skeleton, be equipped with on the inner wall of feed bin with recess looks joint, first skeleton with second skeleton pull is established in the feed bin.

2. A concrete aggregate screening device according to claim 1, wherein: a plurality of supporting pieces are uniformly arranged between the two first frameworks.

3. A concrete aggregate screening device according to claim 1, wherein: the driving mechanism comprises a motor, a cam and a transmission block, wherein the motor is installed on the base, the cam is installed on the tail end of an output shaft of the motor, the transmission block is matched with the cam, and the transmission block is welded on the storage bin.

4. A concrete aggregate screening device according to claim 1, wherein: the base is provided with a supporting mechanism, the supporting mechanism comprises a supporting block and a mounting seat, and the supporting block movably penetrates through the mounting seat.

5. A concrete aggregate screening device according to claim 1, wherein: the damping rubber pad is installed to the bottom of base.

6. A concrete aggregate screening device according to claim 1, wherein: clamping needles are arranged at four corners of the outer side of the discharge hole.