CN217190797U - High-efficient screening sand device of hydraulic engineering - Google Patents

Abstract

The utility model discloses a high-efficient screening sand device of hydraulic engineering relates to hydraulic engineering technical field, has solved the great gravel and sand of granule and has blockked up easily downtheholely at little screening, and the screening that influences littleer gravel and sand passes through, has reduced the problem of screening efficiency. A hydraulic engineering high-efficiency sand screening device comprises a screening frame; screening frame is including the pulley, pouring groove and supporting spring, and screening frame bottom both sides are all rotated and are installed two pulleys, driving tooth and driving chain meshing, and screening frame runs through perpendicularly and rotates and be connected with the connecting axle, and screening frame front portion is fixed with the pouring groove, and screening frame rear portion level is fixed and is provided with the spliced pole, and the spliced pole runs through sliding connection with the back connecting plate level, supporting spring tail end and back connecting plate fixed connection, and the pulley rotates along base top recess level. The sand and stones in the holes embedded into the screening plate are cleaned and blocked by the bristles at the bottom of the inner slide bar, so that the screening plate is prevented from being blocked by the sand and stones.

Description

High-efficient screening sand device of hydraulic engineering

Technical Field

The utility model belongs to the technical field of hydraulic engineering, more specifically say, in particular to high-efficient screening sand device of hydraulic engineering.

Background

Hydraulic engineering is produced with the main purpose of eliminating water damage. The construction of hydraulic engineering is favorable for controlling water flow, preventing flood disasters and adjusting and distributing water quantity so as to meet the requirements of people on water resources in life and production. Buildings such as dams and flood walls are often built in hydraulic engineering for reinforcing the hydraulic engineering, and the quality of the buildings directly influences the overall operation effect of the hydraulic engineering. In order to improve the quality of hydraulic engineering, fine sand, crushed stone and cement are required to be mixed into the most common construction materials during construction of buildings, and the sand and the stone are required to be screened usually.

When the existing sand and stone screening device is used for screening sand and stone, the sand and stone with larger particles are easy to block in small screening holes, so that the screening of smaller sand and stone is influenced, and the screening efficiency is reduced; after the screening is finished, the sand and stones blocked in the sieve plate holes need to be taken out manually, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a hydraulic engineering high-efficiency sand screening device, which aims to solve the problems that when the existing sand screening device is used for screening sand, the sand with larger particles is easy to block in small screening holes, the screening of smaller sand is influenced, and the screening efficiency is reduced; after the screening is finished, the sand and stones blocked in the sieve plate holes need to be taken out manually, and the use is inconvenient.

The utility model relates to a purpose and efficiency of high-efficient screening sand device of hydraulic engineering are reached by following concrete technological means:

a hydraulic engineering high-efficiency sand screening device comprises a screening frame; the screening frame comprises pulleys, a transmission chain, transmission teeth, a connecting shaft, lower connecting teeth, a material pouring groove, a connecting column and a supporting spring, wherein two pulleys are rotatably arranged on two sides of the bottom of the screening frame, the transmission teeth are rotatably arranged on the side surface of the screening frame in a penetrating manner, the transmission teeth are meshed with the transmission chain, the screening frame is vertically rotatably connected with the connecting shaft in a penetrating manner, the lower connecting teeth are rotatably arranged on the lower portion of the screening frame, the material pouring groove is fixed on the front portion of the screening frame, the connecting column is horizontally and fixedly arranged on the rear portion of the screening frame, the connecting column is horizontally and slidably connected with the rear connecting plate, the tail end of the supporting spring is fixedly connected with the rear connecting plate, the pulleys horizontally rotate along a groove in the top of the base, the screening plate is arranged on the upper portion of the material pouring groove, the tail end of the material pouring groove is arranged on the upper portion of the material collecting box, the material pouring groove is inclined towards the tail end, screened gravel is collected in the material collecting box, the supporting spring is arranged around the outer portion of the connecting column, the head end of the supporting spring is fixedly connected with the screening frame, the bevel gear arranged in the middle of the lower connecting gear is meshed with the bevel gear arranged at the bottom end of the connecting shaft, and the bevel gear arranged on the connecting shaft is meshed with the bevel gear arranged in the middle of the transmission gear; the screening frame is vertically provided with three screening plates in an array mode, each screening plate comprises a fixing rod and a fixing nut, the fixing rods are rotatably arranged at the tail parts of the screening plates, the fixing nuts are screwed at the tail ends of the fixing rods, the screening plates are obliquely arranged, and sand and stones are screened in a sliding mode along the inclined planes; the screening rack is characterized in that the lower part of the screening rack is rotatably connected with a base, the base comprises a stop block, a rear connecting plate, a front support and a material collecting box, the stop block is vertically fixed at the top of the base, the rear connecting plate is vertically fixed at the top of the base and is positioned on the left side of the stop block, the front part of the base is fixedly provided with the front support, and the front support is horizontally and slidably provided with the material collecting box; the rear part of the screening frame is fixedly provided with a motor, the motor comprises a circular tooth and a cam, a main shaft of the motor is fixedly embedded with the circular tooth and the cam in a nested manner, the circular tooth is meshed with the lower connecting tooth, when the cam is in sliding contact with the stop block, the screening frame moves horizontally, the inclination angle of the screening plate is the same as the moving direction of the screening frame, and the moving and screening speed of sand and stones is accelerated; screening frame sliding connection has interior draw runner, and interior draw runner is including brush hair and side frame, and interior draw runner head end is connected with the driving chain pivot, and interior draw runner bottom is provided with the brush hair, and the square and the perpendicular sliding connection of side frame that interior draw runner tail end set up, side frame middle part slider and the slope spout sliding connection of screening frame side, and the screening board is the same with driving chain slope range, and interior draw runner downward sloping slides, brush hair and screening board top sliding contact clear up the gravel and sand in embedding hole.

The utility model discloses at least, include following beneficial effect:

1. the utility model discloses a motor drives the reciprocal rocking of screening frame, and the motor drives the drive chain simultaneously and removes, and the draw runner removes in the drive chain drives, and interior draw runner promotes to stop at the gravel and sand of screening plate hole clearance department for screening speed, the downthehole gravel and sand of embedding screening plate is blockked up in the brush hair clearance of interior draw runner bottom, avoids gravel and sand to block up the screening board, need not personnel manual clearance, and it is more convenient to use.

2. The utility model discloses the screening board is sliding installation, through the screening board of changing different apertures, the article type of quick conversion screening, when interior draw runner only removed to the groove of falling, the brush hair just can contact with the screening board, otherwise the brush hair not with the screening board contact, avoid the brush hair to disturb the removal screening of gravel and sand, the gravel and sand at brush hair promotion screening board top is concentrated to the groove of falling, gravel and sand rolls fast to the box that gathers materials, the box collection slides after full and changes, need not personnel manual collection, screening collection efficiency is higher.

Drawings

Fig. 1 is a schematic diagram of the three-dimensional structure of the present invention.

Fig. 2 is a schematic diagram of the structure of the rear view of fig. 2 according to the present invention.

Fig. 3 is a schematic diagram of the transverse section structure of the screening frame of the present invention.

Fig. 4 is a schematic structural view of the screening frame of the present invention.

Fig. 5 is a schematic view of the structure of the inner slide bar of the present invention.

Fig. 6 is a schematic view of the unsealing structure of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a screening rack; 101. a pulley; 102. a drive chain; 103. a transmission gear; 104. a connecting shaft; 105. a lower connecting tooth; 106. a material pouring groove; 107. connecting columns; 108. a support spring; 2. a screening plate; 201. fixing the rod; 202. fixing a nut; 3. a base; 301. a stopper; 302. a rear connecting plate; 303. a front bracket; 304. a material collecting box; 4. a motor; 401. round teeth; 402. a cam; 5. an inner slide bar; 501. brushing; 502. a side frame.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "side," "top," "inner," "front," "center," "two end," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounting," "setting," "connecting," "fixing," "screwing" and the like are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Example (b):

as shown in figures 1 to 6:

the utility model provides a hydraulic engineering high-efficiency sand screening device, which comprises a screening frame 1; the screening frame 1 comprises pulleys 101, a transmission chain 102 and transmission teeth 103, two pulleys 101 are rotatably arranged on two sides of the bottom of the screening frame 1, the transmission teeth 103 penetrate through the side surface of the screening frame 1 and are rotatably arranged, and the transmission teeth 103 are meshed with the transmission chain 102; three screening plates 2 are vertically arranged on the screening frame 1 in an array mode, each screening plate 2 comprises a fixing rod 201 and a fixing nut 202, the fixing rods 201 are rotatably arranged at the tail portions of the screening plates 2, the fixing nuts 202 are screwed at the tail ends of the fixing rods 201, the screening plates 2 are obliquely arranged, sand and stones slide and are screened along the inclined surfaces, sliding speed of the sand and stones is increased, and screening efficiency is improved; the lower part of the screening rack 1 is rotatably connected with a base 3, the base 3 comprises a stop block 301, a rear connecting plate 302, a front support 303 and a material collecting box 304, the stop block 301 is vertically fixed on the top of the base 3, the rear connecting plate 302 is positioned on the left side of the stop block 301, the front support 303 is fixedly arranged on the front part of the base 3, and the material collecting box 304 is horizontally and slidably arranged on the front support 303; the motor 4 is fixedly installed at the rear part of the screening frame 1, the motor 4 comprises a circular tooth 401 and a cam 402, the circular tooth 401 and the cam 402 are fixedly embedded in a main shaft of the motor 4 in a nesting mode, the circular tooth 401 is meshed with the lower connecting tooth 105, when the cam 402 is in sliding contact with the stop dog 301, the screening frame 1 moves horizontally, the inclination angle of the screening plate 2 is the same as the moving direction of the screening frame 1, and the moving and screening speed of sand and stones is accelerated; the screening frame 1 is connected with an inner slide bar 5 in a sliding way.

As shown in fig. 2, the screening frame 1 further comprises a connecting shaft 104, lower connecting teeth 105, a material pouring groove 106, a connecting column 107 and a supporting spring 108, the screening frame 1 is vertically penetrated and rotatably connected with the connecting shaft 104, the lower connecting teeth 105 are rotatably installed at the lower part of the screening frame 1, the material pouring groove 106 is fixed at the front part of the screening frame 1, the connecting column 107 is horizontally and fixedly arranged at the rear part of the screening frame 1, the connecting column 107 is horizontally penetrated and slidably connected with the rear connecting plate 302, the tail end of the supporting spring 108 is fixedly connected with the rear connecting plate 302, the pulley 101 horizontally rotates along a groove at the top of the base 3, the screening plate 2 is arranged at the upper part of the material pouring groove 106, the screening plate 2 is obliquely arranged towards the material pouring groove 106, the tail end of the material pouring groove 106 is arranged at the upper part of the material collecting box 304, the material pouring groove 106 is obliquely arranged towards the tail end, screened sand stones are collected in the material collecting box 304, the screening collection efficiency is higher, the supporting spring 108 is arranged around the outer part of the connecting column 107, supporting spring 108 head end and screening frame 1 fixed connection, the awl tooth that connects the setting in the middle part of tooth 105 down meshes with the awl tooth of connecting axle 104 bottom, and the awl tooth that connecting axle 104 set up meshes with the awl tooth that sets up in the middle part of driving gear 103, and motor 4 drives and connects tooth 105 to rotate under driving when screening frame 1 horizontal migration, reduces motor 4 quantity, reduce cost.

As shown in fig. 5, the inner slide bar 5 comprises bristles 501 and a side frame 502, the head end of the inner slide bar 5 is connected with the rotating shaft of the transmission chain 102, the bottom of the inner slide bar 5 is provided with bristles 501, a square block arranged at the tail end of the inner slide bar 5 is vertically connected with the side frame 502 in a sliding manner, a slider in the middle of the side frame 502 is connected with an inclined chute in the side of the screening frame 1 in a sliding manner, the bristles 501 at the bottom of the inner slide bar 5 clean sand and stones embedded in the holes of the screening plate 2 without manual cleaning, the use is more efficient and convenient, the screening plate 2 and the transmission chain 102 incline in the same range, the inner slide bar 5 inclines downwards and slides, the bristles 501 slide with the top of the screening plate 2 to clean the sand and stones embedded in the holes, the bristles 501 contact with the screening plate 2 only when the inner slide bar 5 moves towards the material pouring groove 106, the inner slide bar 5 moves oppositely, the inner slide bar 5 is positioned at the upper part of the annular transmission chain 102, the tail end of the inner slide bar 5 slides to the upper part of the side frame 502 vertically, the brush bristles 501 are not in contact with the screening plate 2, so that the interference of moving screening of sand and stones is avoided, and the brush bristles 501 push the sand and stones on the top of the screening plate 2 to be concentrated towards the material pouring groove 106.

The specific use mode and function of the embodiment are as follows:

in the utility model, before using, the diameter screening plate 2 conforming to screening sand and stone is replaced, the screening plate 2 is installed in a sliding way, the installation and replacement are convenient, the screening plate 2 is fastened with the screening frame 1 through the fixed rod 201 and the fixed nut 202, screening of sand and stone with different diameters is carried out through the screening plate 2 with different apertures, the sand and stone is sprinkled on the upper part of the screening plate 2, the motor 4 drives the cam 402 to rotate by starting the motor 4, the cam 402 slides with the stop block 301, the screening frame 1 moves horizontally, the supporting spring 108 pulls the screening frame 1 to reset, the screening frame 1 and the screening plate 2 move horizontally in a reciprocating way, the screening and filtering speed of the sand and stone on the surface of the screening plate 2 is accelerated, the small-sized sand and stone passes through the screening plate 2 on the upper part to enter the screening plate 2 on the lower part, the inclination direction of the screening plate 2 is the same as the reciprocating direction of the screening plate 2, the sliding speed of the sand and stone is accelerated, the screening efficiency is improved, meanwhile, the motor 4 is driven by the circular teeth 105 to rotate, the lower connecting teeth 105 drive the connecting shaft 104 to rotate, the connecting shaft 104 drives the transmission teeth 103 and the transmission chain 102 to rotate, the transmission chain 102 drives the inner slide bar 5 to obliquely move, the movement of the inner slide bar 5 is favorable for pushing sand and stones staying at the gap of the holes of the screening plate 2 to accelerate the screening speed, the bristles 501 at the bottom of the inner slide bar 5 clean the sand and stones embedded in the holes of the screening plate 2 without manual cleaning by personnel, the use is more efficient and convenient, the bristles 501 can be contacted with the screening plate 2 only when the inner slide bar 5 moves towards the material pouring groove 106, the inner slide bar 5 is positioned at the upper part of the annular transmission chain 102 when the inner slide bar 5 oppositely moves, the tail end of the inner slide bar 5 vertically slides to the upper part of the side frame 502, the bristles 501 are always kept vertically downward, the bristles 501 are not contacted with the screening plate 2 to avoid interfering with the movement screening of the sand and stones, the bristles 501 push the sand and stones at the top of the screening plate 2 to concentrate towards the material pouring groove 106, the sand and stones rapidly roll into the material collecting box 304 along the oblique material pouring groove 106, the collection box 304 is slidingly replaced after being fully collected, the reciprocating motion of the material pouring groove 106 enables the sand and stones in the collection box 304 to be uniformly scattered, the space utilization rate is improved, the sand and stones are not required to be manually collected by personnel, and the screening and collecting efficiency is higher.

The details of the present invention are well known to those skilled in the art.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (8)

1. The utility model provides a high-efficient screening sand device of hydraulic engineering which characterized in that: the high-efficiency sand screening device for the hydraulic engineering comprises a screening frame (1); the screening frame (1) is horizontally provided with a screening plate (2) in a sliding manner; the lower part of the screening frame (1) is rotatably connected with a base (3); a motor (4) is fixedly arranged at the rear part of the screening frame (1); the screening frame (1) is connected with an inner sliding strip (5) in a sliding manner;

the inner slide bar (5) comprises bristles (501) and a side frame (502), the head end of the inner slide bar (5) is connected with a rotating shaft of the transmission chain (102), the bristles (501) are arranged at the bottom of the inner slide bar (5), a square block arranged at the tail end of the inner slide bar (5) is vertically and slidably connected with the side frame (502), and the side frame (502) is slidably connected with the inner side of the screening frame (1).

2. The hydraulic engineering high-efficiency sand screening device as claimed in claim 1, wherein the screening plate (2) comprises a fixing rod (201) and a fixing nut (202), the fixing rod (201) is rotatably installed at the tail of the screening plate (2), the fixing nut (202) is screwed at the tail end of the fixing rod (201), and the screening plate (2) is obliquely arranged.

3. The high-efficiency sand screening device for the water conservancy project according to claim 1, wherein the base (3) comprises a stop block (301), a rear connecting plate (302), a front support (303) and a material collecting box (304), the stop block (301) is vertically fixed on the top of the base (3), the rear connecting plate (302) is vertically fixed on the top of the base (3), the front support (303) is fixedly arranged on the front portion of the base (3), and the material collecting box (304) is horizontally and slidably arranged on the front support (303).

4. The hydraulic engineering high-efficiency sand screening device as claimed in claim 1, wherein the screening frame (1) comprises pulleys (101), a transmission chain (102) and transmission teeth (103), the pulleys (101) are rotatably mounted on two sides of the bottom of the screening frame (1), the transmission teeth (103) are rotatably mounted on the side surface of the screening frame (1) in a penetrating manner, and the transmission teeth (103) are meshed with the transmission chain (102).

5. The high-efficiency sand screening device for the hydraulic engineering according to claim 1, wherein the screening frame (1) further comprises a connecting shaft (104), lower connecting teeth (105), a material pouring groove (106), a connecting column (107) and a supporting spring (108), the screening frame (1) is vertically connected with the connecting shaft (104) in a penetrating and rotating mode, the lower connecting teeth (105) are rotatably installed on the lower portion of the screening frame (1), the material pouring groove (106) is fixed to the front portion of the screening frame (1), the connecting column (107) is horizontally and fixedly arranged on the rear portion of the screening frame (1), the supporting spring (108) is arranged outside the connecting column (107) in a surrounding mode, the conical teeth in the middle of the lower connecting teeth (105) are meshed with the bottom end of the connecting shaft (104), and the connecting shaft (104) is meshed with the conical teeth arranged in the middle of the transmission teeth (103).

6. The hydraulic engineering high-efficiency sand screening device is characterized in that the motor (4) comprises round teeth (401) and a cam (402), the round teeth (401) and the cam (402) are fixed on a main shaft of the motor (4) in a nested mode, the round teeth (401) are meshed with the lower connecting teeth (105), when the cam (402) is in sliding contact with the stop block (301), the screening frame (1) moves horizontally, and the inclination angle of the screening plate (2) is the same as the moving direction of the screening frame (1).

7. The hydraulic engineering high-efficiency sand screening device as claimed in claim 5, wherein the connecting column (107) is horizontally connected with the rear connecting plate (302) in a penetrating and sliding manner, the tail end of the supporting spring (108) is fixedly connected with the rear connecting plate (302), the pulley (101) horizontally rotates along the top of the base (3), the screening plate (2) is arranged at the upper part of the material pouring groove (106), the tail end of the material pouring groove (106) is arranged at the upper part of the material collecting box (304), and the material pouring groove (106) inclines towards the tail end.

8. The hydraulic engineering high-efficiency sand screening device is characterized in that the inclination amplitude of the screening plate (2) is the same as that of the transmission chain (102), the inner slide bar (5) slides downwards, and the bristles (501) are in sliding contact with the top of the screening plate (2).

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