CN214812541U

CN214812541U - Grit screening plant is used in concrete detection

Info

Publication number: CN214812541U
Application number: CN202121239578.4U
Authority: CN
Inventors: 雍涛
Original assignee: Jiangyou Keguang Commercial Concrete Co ltd
Current assignee: Jiangyou Keguang Commercial Concrete Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-11-23
Anticipated expiration: 2031-06-04

Abstract

The utility model provides a grit screening plant for concrete inspection, includes: a base plate; the side plates are in a pair and are respectively arranged at the two ends of the bottom plate; the screening mechanism is arranged between the side plates and the blanking component and is positioned right below the screening mechanism, the screening mechanism comprises a pair of internal fixing plates which are all arranged on the inner walls of the side plates, a supporting plate is arranged between the upper ends of the internal fixing plates, blanking holes are formed in the supporting plate in an equally-spaced array along the width direction of the supporting plate, an installation bottom plate is arranged between every two adjacent blanking holes, the installation bottom plate is in an equally-spaced array along the length direction of the installation bottom plate and extends upwards to form a supporting seat, and supporting wheels are arranged at the upper ends of the supporting seats; the screening mechanism is used for screening sandstone, and the blanking component is used for supporting the lower end of the screening mechanism and guiding the flow of the screened sandstone. The utility model discloses when the preparation of concrete test spare, conveniently carry out the screening operation of grit, reduced operating personnel's working strength, and improved the efficiency of screening, had stronger practicality.

Description

Grit screening plant is used in concrete detection

Technical Field

The utility model relates to a concrete test is related to technical field, especially relates to a grit screening plant is used in concrete test.

Background

The concrete is artificial stone which is prepared by taking cement as a main cementing material, adding water, sand, stones and chemical additives and mineral admixtures if necessary, mixing the materials according to a proper proportion, uniformly stirring, densely molding, curing and hardening. Concrete is mainly divided into two stages and states: plastic state before setting and hardening, namely fresh concrete or concrete mixture; hardened, i.e. hardened concrete or concrete.

The strength of the concrete and the component proportion of the gravel and the cement need to be blended before construction, so that the requirement of the actual situation is met while the industrial standard is met, all performances of the concrete need to be detected during preparation, and the proportion of all components can be better detected.

The existing sand and stone screening device selects sand and stones with different particle sizes according to different requirements during concrete preparation, is in a streamline type, so that a small amount of sand and stone screening is inconvenient to carry out, and obtains sand and stones with expected particle sizes usually in a manual screening mode, so that the working strength of operators is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a grit screening plant for concrete inspection to solve the not enough of above-mentioned prior art, when concrete test spare preparation, conveniently carry out the screening operation of grit, reduced operating personnel's working strength, and improved the efficiency of screening, had stronger practicality.

In order to realize the purpose of the utility model, the following technologies are adopted:

the utility model provides a grit screening plant for concrete inspection, includes:

a base plate;

the side plates are in a pair and are respectively arranged at the two ends of the bottom plate;

a screening mechanism arranged on the side plate,

the blanking member is arranged between the side plates and is positioned right below the screening mechanism, and comprises a pair of inner fixing plates which are arranged on the inner walls of the side plates, a supporting plate is arranged between the upper ends of the inner fixing plates, blanking holes are formed in the supporting plate in an equally-spaced array along the width direction of the supporting plate, an installation bottom plate is arranged between every two adjacent blanking holes, the installation bottom plates are in an equally-spaced array along the length direction of the installation bottom plate and extend upwards to form supporting seats, and supporting wheels are arranged at the upper ends of the supporting seats;

the screening mechanism is used for screening sandstone, and the blanking component is used for supporting the lower end of the screening mechanism and guiding the flow of the screened sandstone.

Furthermore, a plurality of inclined supporting plates are arranged on the inner sides of the side plates, lower fixing plates are arranged at the lower ends of the inclined supporting plates, and the lower fixing plates are mounted on the bottom plate.

Furthermore, the screening mechanism comprises a screening hopper, fixed inner plates are respectively arranged at two ends of the screening hopper, a plurality of reciprocating rods are arranged on the fixed inner plates in an outward extending manner, the reciprocating rods penetrate through the side plates, concave parts are respectively sleeved on the reciprocating rods, mounting outer plates are respectively arranged at the inner side ends of the concave parts at the same side, the mounting outer plates are respectively arranged on the side plates, a plurality of rollers are respectively arranged at the lower end of each concave part, lower convex plates are respectively arranged on the rollers which are positioned at the two ends in the same axial direction, the lower convex plates are respectively arranged on the concave parts, the outer walls of the rollers are tangent to the lower walls of the reciprocating rods, outer end plates are arranged at the outer side ends of the reciprocating rods at the same side, one of the outer end plates is provided with an outer convex plate, the outer convex plate is vertically penetrated to form a key-shaped hole, a driving rod penetrates through the key-shaped hole, the lower end of the driving rod is eccentrically provided with a rotary table, the rotary table is connected with a motor, the upper end of the motor is provided with a bearing seat, and the bearing seat is arranged on the side plate.

Furthermore, the lower end of the screening hopper is provided with connecting strips in an equally-spaced array along the width direction of the screening hopper, the lower end of the screening hopper is provided with a screening net, and the outer wall of the supporting wheel is tangent to the lower wall of the connecting strips.

Further, the support plate is provided with a blanking member extending obliquely downward.

The technical scheme has the advantages that:

the utility model discloses when the preparation of concrete test spare, conveniently carry out the screening operation of grit, reduced operating personnel's working strength, and improved the efficiency of screening, had stronger practicality.

Drawings

Fig. 1 shows a perspective view of a first embodiment.

Fig. 2 shows a perspective view of the second embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as 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 present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel relative to "perpendicular," and does not mean that the structures are necessarily perfectly parallel, but may be slightly tilted.

Furthermore, the terms "substantially", and the like are intended to indicate that the relative terms are not necessarily strictly required, but may have some deviation. For example: "substantially equal" does not mean absolute equality, but because absolute equality is difficult to achieve in actual production and operation, certain deviations generally exist. Thus, in addition to absolute equality, "substantially equal" also includes the above-described case where there is some deviation. In this case, unless otherwise specified, terms such as "substantially", and the like are used in a similar manner to those described above.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 2, a sand screening device for concrete detection includes: the screening device comprises a bottom plate 1, side plates 2, a screening mechanism 3 and a blanking member 4, wherein the side plates 2 are paired and are respectively arranged at two ends of the bottom plate 1; screening mechanism 3 locates curb plate 2, and unloading component 4 locates between curb plate 2, and is located screening mechanism 3 under. Screening mechanism 3 is used for the screening of grit, and unloading component 4 is used for the support of screening mechanism 3 lower extreme and the water conservancy diversion of the grit after the screening.

The inner side of the side plate 2 is provided with a plurality of inclined supporting plates 21, the lower ends of the inclined supporting plates 21 are provided with lower fixing plates 20, and the lower fixing plates 20 are arranged on the bottom plate 1.

The screening mechanism 3 comprises a screening hopper 30, fixed inner plates 31 are respectively arranged at two ends of the screening hopper 30, a plurality of reciprocating rods 32 are arranged on the fixed inner plates 31 in an outward extending mode, the reciprocating rods 32 are respectively penetrated through the side plates 2, concave parts 34 are respectively sleeved on the reciprocating rods 32, mounting outer plates 33 are respectively arranged at the inner side ends of the concave parts 34 positioned on the same side, the mounting outer plates 33 are respectively arranged on the side plates 2, a plurality of rollers 36 are respectively arranged at the lower end of each concave part 34, lower convex plates 35 are respectively arranged on the rollers 36 positioned at two ends in the same axial direction, the lower convex plates 35 are respectively arranged on the concave parts 34, the outer walls of the rollers 36 are tangent to the lower wall of the reciprocating rod 32, outer end plates 37 are arranged at the outer side ends of the reciprocating rod 32 positioned on the same side, an outer convex plate 38 is arranged on one outer end plate 37, key-shaped holes 380 are formed by penetrating the upper and lower parts of the outer convex plates 38, driving rods 39 are respectively penetrated in the key-shaped holes 380, and rotating discs 390 are eccentrically arranged at the lower ends of the driving rods 39, the turntable 390 is connected with a motor 391, a bearing seat 392 is installed at the upper end of the motor 391, and the bearing seat 392 is installed at the side plate 2. The lower end of the screening hopper 30 is provided with connecting strips 300 at equal intervals along the width direction, the lower end of the screening hopper 30 is provided with a screening net 301, and the outer wall of the supporting wheel 44 is tangent to the lower wall of the connecting strips 300.

The blanking component 4 comprises a pair of inner fixing plates 40 which are arranged on the inner wall of the side plate 2, a supporting plate 41 is arranged between the upper ends of the inner fixing plates 40, blanking holes 410 are formed in the supporting plate 41 along the width direction in an equally-spaced array mode, a mounting bottom plate 42 is arranged between every two adjacent blanking holes 410, the mounting bottom plate 42 is arranged along the length direction in an equally-spaced array mode and extends upwards to form a supporting seat 43, supporting wheels 44 are arranged at the upper ends of the supporting seats 43, and blanking pieces 45 are arranged in the supporting plate 41 in an extending mode in a downward inclined mode.

The device accomplishes the screening operation of a small amount of grit through bottom plate 1, curb plate 2, screening mechanism 3 and unloading component 4 according to the problem that exists among the prior art. Wherein, screening mechanism 3 sieves the grit of placing in it through reciprocating swing, has improved the efficiency of grit screening, and the water conservancy diversion of back grit is conveniently sieved to unloading component 4, can play the effect of support to the lower extreme of screening mechanism 3 simultaneously to ensure the stability and the stationarity that screening mechanism 3 sieved.

In a specific operation, gravel is placed in the screening mechanism 3, and then the screening mechanism 3 is started to perform the screening operation of the gravel, and the screened gravel moves to the lower side through the blanking member 4.

When the screening mechanism 3 is used for screening sand, the motor 391 is started, the rotating disc 390 is driven by the motor 391 to rotate, the rotating disc 390 drives the driving rod 39 to rotate, the driving wheel 39 rotates to drive the outer convex plate 38 to move under the limit of the key-shaped hole 380, the outer convex plate 38 drives the reciprocating rod 32 to reciprocate, the reciprocating rod 32 drives the screening bucket 30 to reciprocate, the concave part 34 plays a role in guiding and limiting the movement of the reciprocating rod 32, the roller 36 can reduce friction force, so that the flexibility of the reciprocating rod 32 in reciprocating motion is improved, the supporting wheel 44 arranged on the blanking component 4 plays a role in supporting the lower end of the screening bucket 30, the pressure applied to the reciprocating rod 32 during screening is reduced, the stability of screening is ensured, and during screening, the sand with smaller particle size will flow downwards through the screening net 301 through the blanking holes 410 under the guidance of the blanking member 45, and finally the sand screening operation is completed.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is obvious that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a grit screening plant for concrete inspection which characterized in that includes:

a base plate (1);

the side plates (2) are paired and are respectively arranged at two ends of the bottom plate (1);

a screening mechanism (3) arranged on the side plate (2),

the blanking member (4) is arranged between the side plates (2) and is positioned right below the screening mechanism (3), and comprises a pair of inner fixing plates (40) which are arranged on the inner walls of the side plates (2), a supporting plate (41) is arranged between the upper ends of the inner fixing plates (40), blanking holes (410) are formed in the supporting plate (41) in an equally-spaced array along the width direction of the supporting plate, an installation bottom plate (42) is arranged between every two adjacent blanking holes (410), the installation bottom plate (42) is in an equally-spaced array along the length direction of the installation bottom plate and extends upwards to form a supporting seat (43), and supporting wheels (44) are arranged at the upper ends of the supporting seats (43);

the screening mechanism (3) is used for screening sandstone, and the blanking component (4) is used for supporting the lower end of the screening mechanism (3) and guiding the sandstone after screening.

2. The sand and stone screening device for concrete detection according to claim 1, wherein a plurality of inclined supporting plates (21) are arranged on the inner sides of the side plates (2), lower fixing plates (20) are arranged at the lower ends of the inclined supporting plates (21), and the lower fixing plates (20) are installed on the bottom plate (1).

3. The sand screening device for concrete detection according to claim 1, wherein the screening mechanism (3) comprises a screening hopper (30), fixed inner plates (31) are mounted at both ends of the screening hopper (30), a plurality of reciprocating rods (32) are arranged on the fixed inner plates (31) in a manner of extending outwards, the reciprocating rods (32) penetrate through the side plates (2), concave parts (34) are sleeved on the reciprocating rods (32), mounting outer plates (33) are mounted at the inner side ends of the concave parts (34) located on the same side, the mounting outer plates (33) are mounted on the side plates (2), a plurality of rollers (36) are arranged at the lower end of each concave part (34), lower convex plates (35) are arranged on the rollers (36) located on both ends in the same axial direction, the lower convex plates (35) are mounted on the concave parts (34), the outer walls of the rollers (36) are tangent to the lower walls of the reciprocating rods (32), outer ends of the reciprocating rods (32) located on the same side are provided with plates (37), outer convex plate (38) are installed to one of them outer end plate (37), and outer convex plate (38) run through from top to bottom and take shape key hole (380), have worn actuating lever (39) in key hole (380), and eccentric being equipped with carousel (390) of actuating lever (39) lower extreme, carousel (390) are connected with motor (391), and bearing frame (392) are installed to the upper end of motor (391), and side plate (2) are installed in bearing frame (392).

4. The sand screening device for concrete testing according to claim 3, wherein the lower end of the screening hopper (30) is provided with connecting strips (300) at equal intervals along the width direction thereof, the lower end of the screening hopper (30) is provided with a screening net (301), and the outer wall of the supporting wheel (44) is tangent to the lower wall of the connecting strips (300).

5. A sand screening apparatus for concrete test according to claim 1, wherein the support plate (41) is provided with a blanking member (45) extending obliquely downward.