CN114178169A

CN114178169A - Civil engineering gravel and sand divides sieve device

Info

Publication number: CN114178169A
Application number: CN202111510217.3A
Authority: CN
Inventors: 解成威; 杨方; 庞秀芹
Original assignee: Hebei University of Environmental Engineering
Current assignee: Hebei University of Environmental Engineering
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-03-15
Anticipated expiration: 2041-12-10
Also published as: CN114178169B

Abstract

The invention discloses a civil engineering gravel and sand screening device, which comprises a bottom plate and is characterized in that: the screening machine comprises a base plate, a box body I, a base plate, an L plate, a circular shaft I, a circular shaft II, a swinging mechanism and a screening mechanism, wherein the base plate is fixedly connected with the box body I, the base plate is fixedly connected with the L plate, the L plate is fixedly connected with the circular shaft I, the L plate is fixedly connected with the circular shaft II, the L plate is fixedly connected with the swinging mechanism, and the swinging mechanism is fixedly connected with the screening mechanism. The invention relates to the field of screening equipment, in particular to a civil engineering gravel and sand screening device. The invention aims to provide a civil engineering gravel and sand screening device which is convenient for screening gravel and sand in civil engineering.

Description

Civil engineering gravel and sand divides sieve device

Technical Field

The invention relates to the field of screening equipment, in particular to a civil engineering gravel and sand screening device.

Background

Civil engineering refers to the general term of science and technology for building various engineering facilities, and refers to both the applied materials and equipment and the technical activities of surveying, designing, constructing, maintaining, repairing, etc. and the objects of engineering construction, i.e. various engineering facilities which are built on the ground or underground, on the land or in water and directly or indirectly serve human life, production, military and scientific research, such as houses, roads, railways, pipelines, tunnels, bridges, canals, dams, harbors, power stations, airports, ocean platforms, water supply and drainage, protection engineering, etc.

Various kinds of sand and stones with different grain diameters are needed in civil engineering. At present, sand and stone screening is mainly carried out manually, and screening can be carried out on only one screen at a time, so that more manpower is consumed. This is a disadvantage of the prior art.

Disclosure of Invention

The invention aims to provide a civil engineering gravel and sand screening device which is convenient for screening gravel and sand in civil engineering.

The invention adopts the following technical scheme to realize the purpose of the invention:

the utility model provides a civil engineering gravel and sand divides sieve device, includes the bottom plate, its characterized in that: the screening machine comprises a base plate, a box body I, a base plate, an L plate, a circular shaft I, a circular shaft II, a swinging mechanism and a screening mechanism, wherein the base plate is fixedly connected with the box body I, the base plate is fixedly connected with the L plate, the L plate is fixedly connected with the circular shaft I, the L plate is fixedly connected with the circular shaft II, the L plate is fixedly connected with the swinging mechanism, and the swinging mechanism is fixedly connected with the screening mechanism.

As a further limitation of the technical solution, the swing mechanism includes a first motor, the L-plate is fixedly connected to the first motor, an output shaft of the first motor is fixedly connected to one end of a fifth connecting rod, the L-plate bearing is connected to one end of another fifth connecting rod, the other symmetrical ends of the fifth connecting rods are respectively rotatably connected to one end of the first connecting rod, and the other end of the first connecting rod is rotatably connected to one end of a third connecting rod.

As a further limitation of the technical solution, one symmetrical connecting rod is respectively and rotatably connected to one end of a second connecting rod, the other end of the second symmetrical connecting rod is respectively and rotatably connected to the corresponding first circular shaft, the third symmetrical connecting rod is respectively and rotatably connected to one end of a fourth connecting rod, and the other end of the fourth symmetrical connecting rod is respectively and rotatably connected to the corresponding second circular shaft.

As a further limitation of the technical scheme, the screening mechanism comprises a U frame, the connecting rods are symmetrically and respectively fixedly connected with the U frame, the U frame is fixedly connected with a support, the support is provided with symmetrical notches, the U frame is fixedly connected with symmetrical guide rods, and the symmetrical guide rods are respectively and fixedly connected with the circular shaft III.

As a further limitation of the technical solution, the bracket is fixedly connected with the second motor, the bracket bearing is connected with two ends of the screw rod, the screw rod is fixedly connected with the output shaft of the second motor, and two sections of reverse threads of the screw rod are respectively arranged in the corresponding notches.

As the further restriction of the technical scheme, the symmetrical sliding blocks are respectively arranged in the grooves, two sections of reverse threads of the screw rod are respectively in threaded connection with the corresponding sliding blocks and are symmetrical, the sliding blocks are respectively in fixed connection with sliding grooves and are symmetrical, the sliding grooves are respectively in fixed connection with vertical plates and are symmetrical, two circular rods are respectively arranged in the sliding grooves and are symmetrical, two ends of the circular rods are respectively in rotational connection with one ends of six connecting rods and are symmetrical, the other ends of the six connecting rods are respectively in rotational connection with three circular shafts and are symmetrical, two ends of the circular rods are respectively in rotational connection with one ends of seven connecting rods, the other ends of the seven connecting rods are respectively in rotational connection with one circular rods and are symmetrical, the two circular rods are respectively in fixed connection with two circular rods and are symmetrical, the two circular rods are respectively arranged in the corresponding guide rods and are symmetrical, and the two circular rods are respectively in fixed connection with the transverse rods.

As a further inject of this technical scheme, horizontal pole fixed connection box body two, box body two is provided with a set of evenly distributed's square groove one, one the middle part fixed connection box body three of riser, box body three is provided with a set of evenly distributed's square groove two, another the lower part fixed connection box body four of riser, box body four is provided with a set of evenly distributed's square groove three.

As a further limitation of the technical solution, the width of the first square groove is greater than that of the second square groove, and the width of the second square groove is greater than that of the third square groove.

Compared with the prior art, the invention has the advantages and positive effects that:

(1) this device is through setting up motor one, through adopting multistage connecting rod to rotate to be connected, converts the rotation of motor one into the reciprocating swing by a wide margin of screening mechanism, realizes the swing by a wide margin of gravel and sand, conveniently realizes the classified screening of gravel and sand.

(2) This device is through setting up reciprocating motor two, realizes the reciprocating motion of screw rod, realizes box body three and box body four along bottom plate width direction reciprocating motion, and box body two is along bottom plate length direction reciprocating motion, makes the reciprocating motion of gravel and sand, and reciprocating motion is simultaneously gone with to follow the reciprocal swing of branch sieve mechanism, makes gravel and sand produce the swing, and the gravel and sand of different particle diameters falls down from square groove one, square groove two and square groove three in proper order, realizes gravel and sand level four screening in box body two, box body three, box body four and box body one.

(3) This device is through design ingeniously, realizes replacing the manpower to carry out gravel and sand screening. The four-stage screening is realized according to the particle size of the sand, and the working efficiency is greatly improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partial perspective view of the first embodiment of the present invention.

Fig. 3 is a partial perspective view of the second embodiment of the present invention.

Fig. 4 is a schematic view of a partial three-dimensional structure of the present invention.

Fig. 5 is a partial perspective view illustrating a fourth embodiment of the present invention.

Fig. 6 is a schematic partial perspective view of the present invention.

Fig. 7 is a schematic diagram of a partial three-dimensional structure according to the present invention.

Fig. 8 is a schematic perspective view of the second embodiment of the present invention.

In the figure: 1. the device comprises guide rods, 2, supports, 3, U frames, 4, a box body I, 5, a bottom plate, 6, an L plate, 7, a motor I, 8, a connecting rod I, 9, a connecting rod II, 10, a connecting rod III, 11, a connecting rod IV, 12, a connecting rod V, 13, a round shaft I, 14, a round shaft II, 15, a motor II, 16, a screw rod, 17, a round shaft III, 18, a notch, 19, a box body II, 20, a square groove I, 21, a cross rod, 22, a round rod I, 23, a round rod II, 24, a connecting rod VI, 25, a sliding block, 26, a connecting rod VII, 27, a round rod II, 28, a sliding groove, 29, a vertical plate, 30, a box body III, 31, a square groove II, 32, a box body IV, 33 and a square groove III.

Detailed Description

An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention.

The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; can be mechanically or electrically connected; 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 creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

The following description of the exemplary embodiments refers to the accompanying drawings. The same reference numbers in different drawings identify the same or similar elements. The following detailed description does not limit the invention. Rather, the scope of the invention is defined by the appended claims. For simplicity, the following embodiments are described with respect to the terminology and structure of the present system, however, the embodiments to be described next are not limited to this system but may be applied to any other system that may be applied.

As shown in fig. 1 to 8, the invention includes a bottom plate 5, the bottom plate 5 is fixedly connected with a first box body 4, the bottom plate 5 is fixedly connected with an L-shaped plate 6, the L-shaped plate 6 is fixedly connected with a first circular shaft 13, the L-shaped plate 6 is fixedly connected with a second circular shaft 14, the L-shaped plate 6 is fixedly connected with a swing mechanism, and the swing mechanism is fixedly connected with a screening mechanism.

The swing mechanism comprises a first motor 7, the L plate 6 is fixedly connected with the first motor 7, an output shaft of the first motor 7 is fixedly connected with one end of a fifth connecting rod 12, the L plate 6 is in bearing connection with the other end of the fifth connecting rod 12, the other end of the fifth connecting rod 12 is symmetrical to the other end of the fifth connecting rod 12 and is respectively rotatably connected with one end of a first connecting rod 8, and the other end of the first connecting rod 8 is rotatably connected with one end of a third connecting rod 10.

The symmetrical first connecting rod 8 is respectively and rotatably connected with one end of the second connecting rod 9, the symmetrical other end of the second connecting rod 9 is respectively and rotatably connected with the corresponding first circular shaft 13, the symmetrical third connecting rod 10 is respectively and rotatably connected with one end of the fourth connecting rod 11, and the symmetrical other end of the fourth connecting rod 11 is respectively and rotatably connected with the corresponding second circular shaft 14.

Divide sieve mechanism to include U frame 3, the symmetry three 10 difference fixed connection of connecting rod U frame 3, U frame 3 fixed connection support 2, support 2 is provided with the notch 18 of symmetry, the guide bar 1 of U frame 3 fixed connection symmetry, the symmetry guide bar 1 respectively fixed connection round axle three 17.

The support 2 is fixedly connected with a second motor 15, the support 2 is in bearing connection with two ends of a screw 16, the screw 16 is fixedly connected with an output shaft of the second motor 15, and two sections of reverse threads of the screw 16 are respectively arranged in the corresponding notches 18.

The symmetrical notches 18 are internally provided with sliding blocks 25 respectively, two sections of reverse threads of the screw 16 are connected with the corresponding sliding blocks 25 respectively in a threaded manner, the symmetrical sliding blocks 25 are respectively and fixedly connected with sliding grooves 28, the symmetrical sliding grooves 28 are respectively and fixedly connected with vertical plates 29, the symmetrical sliding grooves 28 are internally provided with a second round rod 27 respectively, the symmetrical second round rods 27 are rotatably connected with one end of a sixth connecting rod 24 respectively, the other ends of the symmetrical connecting rods six 24 are respectively connected with the corresponding circular shafts three 17 in a rotating way, the two symmetrical round rods 27 are respectively and rotatably connected with one end of a connecting rod seven 26, the other end of the connecting rod seven 26 is respectively and rotatably connected with a round rod one 22, the symmetrical first round rods 22 are fixedly connected with the second round rods 23 respectively, the symmetrical second round rods 23 are arranged in the corresponding guide rods 1 respectively, and the symmetrical second round rods 23 are fixedly connected with the cross rods 21 respectively.

Horizontal pole 21 fixed connection box body two 19, box body two 19 is provided with a set of evenly distributed's square groove one 20, one middle part fixed connection box body three 30 of riser 29, box body three 30 is provided with a set of evenly distributed's square groove two 31, another the lower part fixed connection box body four 32 of riser 29, box body four 32 is provided with a set of evenly distributed's square groove three 33.

The width of the first square groove 20 is larger than that of the second square groove 31, and the width of the second square groove 31 is larger than that of the third square groove 33.

The power box 1, the first motor 10, the second motor 19, the third motor 22 and the fourth motor 31 are respectively electrically connected with a controller.

The working process of the invention is as follows: the sand and stones are put into the second box 19. And opening the first motor 7 and the second motor 15, wherein the second motor 15 adopts a reciprocating motor.

The first motor 7 drives the fifth connecting rod 12 to rotate, the fifth connecting rod 12 drives the first connecting rod 8 to swing in a reciprocating mode, the first connecting rod 8 drives the third connecting rod 10 to swing in a reciprocating mode, the third connecting rod 10 drives the screening mechanism to swing in a reciprocating mode, the U frame 3 of the screening mechanism drives the third connecting rod 10 to swing in a reciprocating mode, the third connecting rod 10 drives the first connecting rod 8 to swing in a reciprocating mode, the first connecting rod 8 drives the fifth connecting rod 12 to rotate, the first connecting rod 8 drives the second connecting rod 9 to swing in a reciprocating mode, and the third connecting rod 10 drives the fourth connecting rod 11 to swing in a reciprocating mode.

The second motor 15 drives the screw 16 to rotate in a reciprocating mode, the screw 16 drives the sliding block 25 to move in a reciprocating mode along the notch 18, the sliding block 25 drives the sliding groove 28, the vertical plate 29, the third box body 30 and the fourth box body 32 to move in a reciprocating mode (along the width direction of the bottom plate 5), the sliding groove 28 drives the second round rod 27 to swing in a reciprocating mode and move along the sliding groove 28, the second round rod 27 drives the sixth connecting rod 24 and the seventh connecting rod 26 to swing in a reciprocating mode, the seventh connecting rod 26 drives the first round rod 22 to move in a reciprocating mode, the first round rod 22 drives the second round rod 23 to move in a reciprocating mode along the guide rod 1, the second round rod 23 drives the transverse rod 21 to move in a reciprocating mode, and the transverse rod 21 drives the second box body 19 to move in a reciprocating mode (along the length direction of the bottom plate 5).

And the second box body 19, the third box body 30 and the fourth box body 32 reciprocate along with the reciprocating swing of the screening mechanism, so that the sand and the stone swing, the sand and the stone with different particle sizes sequentially fall from the first square groove 20, the second square groove 31 and the third square groove 33, and the sand and stone four-stage screening is realized in the second box body 19, the third box body 30, the fourth box body 32 and the first box body 4.

This device is through setting up motor 7, through adopting the multistage connecting rod to rotate to be connected, converts the rotation of motor 7 into the reciprocating swing by a wide margin of screening mechanism, realizes the swing by a wide margin of gravel and sand, conveniently realizes the classified screening of gravel and sand.

This device is through setting up reciprocating motor two 15, realize 16 reciprocating rotation of screw rod, realize box body three 30 and box body four 32 along 5 width direction reciprocating motion of bottom plate, box body two 19 along 5 length direction reciprocating motion of bottom plate, make the reciprocating motion of gravel and sand, along with dividing the reciprocal swing of sieve mechanism reciprocating motion simultaneously, make gravel and sand produce the swing, the gravel and sand of different particle diameters falls down from square groove one 20, square groove two 31 and square groove three 33 in proper order, realize gravel and sand level four in box body two 19, box body three 30, box body four 32 and box body one 4.

This device is through design ingeniously, realizes replacing the manpower to carry out gravel and sand screening. The four-stage screening is realized according to the particle size of the sand, and the working efficiency is greatly improved.

Reference throughout the specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the subject matter disclosed. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. It should be understood that this description is not intended to limit the invention. On the contrary, the exemplary embodiments are intended to cover alternatives, modifications and equivalents, which may be included within the spirit and scope of the invention as defined by the appended claims. Furthermore, in the detailed description of the exemplary embodiments, numerous specific details are set forth in order to provide a thorough understanding of the claimed invention. However, it will be understood by those skilled in the art that various embodiments may be practiced without these specific details.

Although the features and elements of the exemplary embodiments are described in the embodiments in particular combinations, each feature or element can be used alone without the other features and elements of the embodiments or in combinations with or without other features and elements disclosed herein.

This written description uses examples to disclose the invention, including the best mode, and also to enable any person skilled in the art to practice the invention, including making and using any devices or systems and performing any incorporated methods. The patentable scope of the invention is defined by the claims, and may include other examples that occur to those skilled in the art. Such other examples are intended to be within the scope of the claims if they have structural elements that do not differ from the literal language of the claims, or if they include equivalent structural elements to the structural elements recited in the literal languages of the claims.

Claims

1. The utility model provides a civil engineering gravel and sand divides sieve device, includes bottom plate (5), its characterized in that:

the bottom plate (5) is fixedly connected with the first box body (4);

the bottom plate (5) is fixedly connected with an L plate (6), the L plate (6) is fixedly connected with a first round shaft (13), and the L plate (6) is fixedly connected with a second round shaft (14);

the L plate (6) is fixedly connected with a swing mechanism;

the swing mechanism is fixedly connected with the screening mechanism.

2. The civil engineering sand and stone screening device of claim 1, wherein: the swing mechanism comprises a first motor (7), the L plate (6) is fixedly connected with the first motor (7), an output shaft of the first motor (7) is fixedly connected with one end of a fifth connecting rod (12), the L plate (6) is in bearing connection with the other end of the fifth connecting rod (12), the other ends of the fifth connecting rod (12) are symmetrical, one end of a first connecting rod (8) is connected in a rotating mode, and the other end of the first connecting rod (8) is connected in a rotating mode with one end of a third connecting rod (10).

3. The civil engineering sand and stone screening device of claim 2, wherein: the symmetry connecting rod one (8) rotate the one end of connecting rod two (9) respectively, the symmetry the other end of connecting rod two (9) rotates respectively to connect and corresponds round axle one (13), the symmetry connecting rod three (10) rotates the one end of connecting rod four (11) respectively, the symmetry the other end of connecting rod four (11) rotates respectively to connect and corresponds round axle two (14).

4. The civil engineering sand and stone screening device of claim 2, wherein: divide sieve mechanism to include U frame (3), the symmetry three (10) fixed connection respectively of connecting rod U frame (3), U frame (3) fixed connection support (2), support (2) are provided with notch (18) of symmetry, the guide bar (1) of U frame (3) fixed connection symmetry, the symmetry guide bar (1) fixed connection round axle three (17) respectively.

5. The civil engineering sand and stone screening device of claim 4, wherein: the support (2) is fixedly connected with a second motor (15), the support (2) is in bearing connection with two ends of a screw rod (16), the screw rod (16) is fixedly connected with an output shaft of the second motor (15), and two sections of reverse threads of the screw rod (16) are respectively arranged in the corresponding notches (18).

6. The civil engineering sand and stone screening device of claim 5, wherein: the symmetrical notches (18) are internally provided with sliders (25) respectively, two sections of reverse threads of the screw (16) are in threaded connection with the corresponding sliders (25) respectively, the symmetrical sliders (25) are fixedly connected with sliding grooves (28) respectively, the symmetrical sliding grooves (28) are fixedly connected with vertical plates (29) respectively, the symmetrical sliding grooves (28) are internally provided with round rods II (27) respectively, the symmetrical round rods II (27) are rotatably connected with one ends of connecting rods six (24) respectively, the symmetrical other ends of the connecting rods six (24) are rotatably connected with the corresponding round shafts III (17) respectively, the symmetrical round rods II (27) are rotatably connected with one ends of connecting rods seven (26) respectively, the symmetrical other ends of the connecting rods seven (26) are rotatably connected with round rods I (22) respectively, and the symmetrical round rods I (22) are fixedly connected with the round rods II (23) respectively, the symmetrical second round rods (23) are respectively arranged in the corresponding guide rods (1), and the symmetrical second round rods (23) are respectively fixedly connected with the cross rods (21).

7. The civil engineering sand and stone screening device of claim 6, wherein: horizontal pole (21) fixed connection box body two (19), box body two (19) are provided with a set of evenly distributed's square groove one (20), one the middle part fixed connection box body three (30) of riser (29), box body three (30) are provided with a set of evenly distributed's square groove two (31), another the lower part fixed connection box body four (32) of riser (29), box body four (32) are provided with a set of evenly distributed's square groove three (33).

8. The civil engineering sand and stone screening device of claim 7, wherein: the width of the first square groove (20) is larger than that of the second square groove (31), and the width of the second square groove (31) is larger than that of the third square groove (33).