CN214107834U - Vibrating screen - Google Patents

Abstract

The utility model relates to a vibrating screen, belong to the concrete processing equipment field, the on-line screen storage device comprises a base, it is connected with the storage sandbox to slide on the base, all be provided with a plurality of support columns on the base, the upside of support column is provided with screening sand mechanism, screening sand mechanism includes the support, the rigid coupling has the first screen cloth that the slope set up on the support, one side rigid coupling that the top of support corresponds first screen cloth has vibrating motor, the equal rigid coupling in bottom of support has the spring of the vertical setting of axis direction, and the equal rigid coupling in the upside of the support column that corresponds in the bottom of spring, the slope has set firmly the second screen cloth on the support, the mesh size of second screen cloth is less than the mesh size of first screen cloth. The first screen cloth and the second screen cloth that this application set up can sieve out the grains of sand of different particle diameters, and the particle diameter of the grains of sand on first screen cloth, second screen cloth and the storage sandbox reduces from top to bottom in proper order, adopts vibrating motor drive first screen cloth to vibrate, and then screening grains of sand that can be faster, has improved work efficiency.

Description

Vibrating screen

Technical Field

The application relates to the field of concrete processing equipment, in particular to a vibrating screen.

Background

In the production process of concrete, links such as transportation of sand grains, stirring of materials such as sand grains and water are generally needed, then concrete is produced, in the building construction process, sand grains with different grain diameters need to be used according to different building requirements, and in the mixing process of concrete, larger granular materials often exist to influence the stirring effect and the quality of concrete.

The prior art uses a vibrating screen, which typically places an inclined screen on the ground, then scoops up the sand with a shovel and then pours it directly onto the screen to achieve a simple screening of the sand.

In the related art, the inventor thinks that the screen is fixed obliquely, and when screening sand grains, the screening of the sand grains is incomplete, the precision is low and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem of low sand screening efficiency pointed out in the background art, the application provides a vibrating screen.

The application provides a shale shaker adopts following technical scheme:

the utility model provides a vibrating screen, the on-line screen storage device comprises a base, it is connected with storage sandbox to slide on the base, all be provided with a plurality of support columns on the base, the upside of support column is provided with screening sand mechanism, screening sand mechanism includes the support, the rigid coupling has the first screen cloth that the slope set up on the support, one side rigid coupling that the top of support corresponds first screen cloth has vibrating motor, the equal rigid coupling in bottom of support has the spring of the vertical setting of axis direction, and the equal rigid coupling in the upside of the support column that corresponds in bottom of spring, the slope has set firmly the second screen cloth on the support, the mesh size of second screen cloth is less than the mesh size of first screen cloth.

Through adopting above-mentioned technical scheme, start vibrating motor, vibrating motor vibration drive first screen cloth and second screen cloth vibrate, place the sand grain on first screen cloth, and the sand grain is sieved through first screen cloth and second screen cloth, and the particle size that meets the requirements gets into and stores up the sandbox to follow-up use is reserved different particle sizes on first screen cloth and the second screen cloth respectively in addition.

Optionally, the rigid coupling has the dead lever that two levels set up on the base, and two dead lever upper surfaces are all seted up flutedly along the length direction of dead lever, store up each corner of sandbox and all install the gyro wheel, and each gyro wheel all slides and connects in the recess.

Through adopting above-mentioned technical scheme, each gyro wheel all slides along the direction of recess and moves, and then makes things convenient for the sand storage box to place the grains of sand that the screening is good in suitable position department.

Optionally, a plurality of locating holes have all been seted up along the length direction of recess on the recess, and the one end downside rigid coupling of storing up the sandbox has two fixed blocks, and equal threaded connection has the vertical bolt that sets up of axis direction on each fixed block, and the tip homoenergetic of bolt can insert in the locating hole that corresponds.

Through adopting above-mentioned technical scheme, the bolt is unscrewed, makes the tip of bolt keep away from the locating hole, then removes and stores up sandbox to suitable position, screws up the bolt, makes the tip of bolt can insert in the locating hole, and then can fix and store up the sandbox.

Optionally, two sides and one end of the bracket corresponding to the first screen are fixedly connected with shielding plates, and the shielding plates are perpendicular to the plane where the first screen is located.

Through adopting above-mentioned technical scheme, the outside that first screen cloth splashes to first screen cloth when screening sand grain is placed in the setting of shielding plate.

Optionally, a movable plate is vertically arranged at the other end of the support corresponding to the first screen, and the movable plate can perform sliding movement in the vertical direction.

Through adopting above-mentioned technical scheme, the fly leaf can carry out vertical direction's gliding movement to can adjust the relative work between fly leaf and the first screen cloth.

Optionally, two sliding grooves are vertically formed in the movable plate, a bearing plate is fixedly connected to the lower side of the support corresponding to the movable plate, two guide rods are vertically and fixedly arranged on the upper surface of the bearing plate, and the two guide rods are connected to the corresponding sliding grooves in a sliding mode.

Through adopting above-mentioned technical scheme, the fly leaf can carry out the gliding movement of vertical direction along the guide arm, and the groove that slides plays the guide effect to the guide arm

Optionally, the loading board is rotatably connected with a vertically arranged screw rod, the movable plate is vertically provided with a threaded hole at a position corresponding to the screw rod, the axis direction of the threaded hole is vertically arranged, and the screw rod is in threaded connection with the threaded hole.

Through adopting above-mentioned technical scheme, rotate the lead screw, the rotation of lead screw drives the fly leaf and carries out the gliding motion of vertical direction, conveniently adjusts the direct relative height of fly leaf and first screen cloth.

Optionally, the bearing plate is rotatably connected with a worm wheel, the bottom end of the lead screw is fixedly connected with the worm wheel, the bearing plate is fixedly connected with a servo motor, an output shaft of the servo motor is fixedly connected with a worm, and the worm is meshed with the worm wheel.

Through adopting above-mentioned technical scheme, rotate the worm, the rotation of worm drives the worm wheel and rotates, and the rotation of worm wheel drives the lead screw and rotates, and the rotation of lead screw drives the fly leaf and carries out the gliding movement of vertical direction, when using sand grain to carry out the screening, risees the fly leaf, places the sand grain and unrestrained the outside to first screen cloth at the in-process of screening, after sand grain screening, reduces the fly leaf, clears up remaining sand grain.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the first screen cloth and the second screen cloth that this application set up can sieve out the grains of sand of different particle diameters, and the particle diameter of the grains of sand on first screen cloth, second screen cloth and the storage sandbox reduces from top to bottom in proper order, adopts vibrating motor drive first screen cloth to vibrate, and then screening grains of sand that can be faster, has improved work efficiency.

2. This application sets up the fly leaf that can go up and down, adopts worm wheel, worm and lead screw cooperation to use, when carrying out sand grain screening, risees the fly leaf, prevents that sand grain from splashing to the outside of fly leaf, after sand grain screening work, descends the fly leaf, clears up the sand grain on the screen cloth.

Drawings

Fig. 1 is a schematic structural view of a vibrating screen according to an embodiment of the present application.

Fig. 2 is a schematic structural view of a positioning hole highlighted by a vibrating screen according to an embodiment of the present application.

Fig. 3 is an enlarged view of a in fig. 2.

FIG. 4 is a cross-sectional view of a shaker screen according to an embodiment of the present application.

Fig. 5 is an enlarged view of B in fig. 4.

Fig. 6 is an enlarged view of C in fig. 1.

Description of reference numerals: 1. a base; 11. fixing the rod; 111. a groove; 112. positioning holes; 12. a support pillar; 13. a support; 131. a spring; 132. a vibration motor; 133. a shielding plate; 14. a first screen; 15. a movable plate; 151. a sliding groove; 152. a carrier plate; 153. a guide bar; 154. a lead screw; 155. a threaded hole; 16. a worm gear; 161. a servo motor; 162. a worm; 17. a second screen; 2. a sand storage box; 21. a roller; 22. a fixed block; 221. a bolt; 23. and a baffle plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a vibrating screen.

Referring to fig. 1 and 2, a vibrating screen comprises a base 1, wherein the base 1 is arranged in a cuboid shape, two fixing rods 11 which are horizontally arranged are fixedly connected to the base 1, the length directions of the fixing rods 11 are all parallel to the length direction of the base 1, grooves 111 are respectively formed in the upper surfaces of the two fixing rods 11 along the length direction of the fixing rods 11, the notches of the grooves 111 are arranged upwards, one ends of the grooves 111 extend out of one sides of the fixing rods 11, sand storage boxes 2 are connected onto the two fixing rods 11 in a sliding manner, the sand storage boxes 2 are arranged in a cuboid shape, rollers 21 are respectively installed at the corners of the sand storage boxes 2, the rollers 21 are respectively connected into the grooves 111 in a sliding manner, positioning holes 112 (refer to fig. 3) are respectively formed in the grooves 111 along the length direction of the grooves 111, the axial direction of each positioning hole 112 is vertically arranged, two fixing blocks 22 are fixedly connected to the lower sides of one ends of the sand storage boxes 2, and the two fixing blocks 22 correspond to the upper sides of the two fixing rods 11, the fixing block 22 is in threaded connection with a bolt 221, the axis direction of the bolt 221 is vertically arranged, and the end part of the bolt 221 can be inserted into the corresponding positioning hole 112; the baffle 23 that the slope set up upwards all is fixed in the upper end peripheral position department of storing up sandbox 2, and the top of baffle 23 tends the direction slope setting of keeping away from each other.

When the sand storage box is used, the bolt 221 is loosened to enable the end portion of the bolt 221 to be far away from the positioning hole 112, then the sand storage box 2 is moved to a proper position, the bolt 221 is tightened to enable the end portion of the bolt 221 to be inserted into the positioning hole 112, and then the sand storage box 2 can be fixed.

Referring to fig. 1 and 2, a plurality of support columns 12 are arranged on the base 1 corresponding to two sides of two fixing rods 11, each support column 12 is arranged vertically, a sand screening mechanism is arranged on the upper side of each support column 12, the sand screening mechanism comprises a support 13, a first screen 14 which is arranged obliquely is fixedly connected to the support 13, the first screen 14 is arranged in a rectangular shape, one end of the first screen 14 is arranged obliquely downwards, springs 131 are fixedly connected to the bottom ends of the supports 13, the axial directions of the springs 131 are arranged vertically, and the bottom ends of the springs 131 are fixedly connected to the upper sides of the corresponding support columns 12;

a vibration motor 132 is fixedly connected to one side, corresponding to the first screen 14, of the top end of the bracket 13, and when the bracket works, the vibration motor 132 is started, and the vibration motor 132 drives the first screen 14 to vibrate, so that sand grains can be screened;

the two sides and one end of the bracket 13 corresponding to the first screen 14 are fixedly connected with a shielding plate 133, the shielding plate 133 is perpendicular to the plane of the first screen 14, and the shielding plate 133 is arranged to prevent the first screen 14 from splashing to the outer side of the first screen 14 when screening sand.

Referring to fig. 4 and 5, a vertically arranged movable plate 15 is disposed on the bracket 13 corresponding to the other end of the first screen 14, two sliding grooves 151 are vertically disposed in the movable plate 15, one end of each sliding groove 151 extends out of the bottom of the movable plate 15, a supporting plate 152 is fixedly connected to the bracket 13 corresponding to the lower side of the movable plate 15, the length direction of the supporting plate 152 is parallel to the width direction of the first screen 14, two guide rods 153 are vertically and fixedly disposed on the upper surface of the supporting plate 152, the two guide rods 153 are slidably connected to the corresponding sliding grooves 151, and the movable plate 15 can perform a sliding motion in the vertical direction along the guide rods 153;

the bearing plate 152 is rotatably connected with a lead screw 154 of a vertical setting, the axis direction of the lead screw 154 is vertical, the movable plate 15 is provided with a threaded hole 155 corresponding to the position of the lead screw 154, the axis direction of the threaded hole 155 is vertical, the lead screw 154 is in threaded connection with the threaded hole 155, the lead screw 154 is rotated, and the movable plate 15 is driven by the rotation of the lead screw 154 to perform sliding movement in the vertical direction.

Referring to fig. 1 and 6, a worm wheel 16 is rotatably connected to the bearing plate 152, the bottom end of the lead screw 154 is fixedly connected to the worm wheel 16, a servo motor 161 is fixedly connected to the bearing plate 152, an output shaft of the servo motor 161 is horizontally arranged, an output shaft of the servo motor 161 is fixedly connected to a worm 162, and the worm 162 is engaged with the worm wheel 16.

During operation, the servo motor 161 is started, the servo motor 161 drives the worm 162 to rotate, the worm 162 rotates to drive the worm wheel 16 to rotate, the worm wheel 16 rotates to drive the screw rod 154 to rotate, the screw rod 154 rotates to drive the movable plate 15 to perform sliding movement in the vertical direction, when sand grains are used for screening, the movable plate 15 is lifted, the sand grains are placed to scatter to the outer side of the first screen mesh 14 in the screening process, and after the sand grains are screened, the movable plate 15 is lowered to clean the rest sand grains.

Referring back to fig. 1, a second screen 17 is fixedly and obliquely arranged on the support 13, the plane of the second screen 17 is parallel to the plane of the first screen 14, the inclination angle of the second screen 17 is the same as that of the first screen 14, and the mesh size of the second screen 17 is smaller than that of the first screen 14.

During operation, sand grains are poured into the first screen 14, the sand grains respectively pass through the first screen 14 and the second screen 17 and finally fall into the sand storage box 2, the sand grains with larger sizes are remained on the first screen 14, the sand grains with smaller sizes than the residual sizes on the first screen 14 are remained on the second screen 17, the sand grains with the smallest sizes fall into the sand storage box 2, then the sand storage box 2 is pushed, the sand grains are transported to a proper place, and the sand grains on the first screen 14 and the second screen 17 are respectively cleaned for subsequent use.

In specific implementation, the vibration motor 132 is first started, sand particles are poured into the first screen 14, and then the movable plate 15 is lifted, specifically, the servo motor 161 is started, the servo motor 161 drives the worm 162 to rotate, the worm 162 rotates to drive the worm wheel 16 to rotate, the worm wheel 16 rotates to drive the lead screw 154 to rotate, the lead screw 154 rotates to drive the movable plate 15 to perform vertical sliding motion, so that the movable plate 15 blocks the sand particles, and the sand particles are prevented from spilling to the outer side of the first screen 14.

Then the sand grains respectively pass through a first screen mesh 14 and a second screen mesh 17 and finally fall into a sand storage box 2, the sand grains with larger size are remained on the first screen mesh 14, the sand grains with smaller size than the remaining size on the first screen mesh 14 are remained on the second screen mesh 17, the sand grains with the smallest size fall into the sand storage box 2, and then the sand storage box 2 is pushed to transport the sand grains to a proper place; after the screening is finished, the sand grains on the first screen 14 and the second screen 17 are cleaned respectively for subsequent use.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A vibrating screen, includes base (1), its characterized in that: sliding connection has storage sandbox (2) on base (1), all be provided with a plurality of support columns (12) on base (1), the upside of support column (12) is provided with screening sand mechanism, screening sand mechanism includes support (13), the rigid coupling has first screen cloth (14) that the slope set up on support (13), one side rigid coupling that the top of support (13) corresponds first screen cloth (14) has vibrating motor (132), the equal rigid coupling in bottom of support (13) has spring (131) of the vertical setting of axis direction, and the equal rigid coupling in the upside of the support column (12) that correspond in bottom of spring (131), the slope has set firmly second screen cloth (17) on support (13), the mesh size of second screen cloth (17) is less than the mesh size of first screen cloth (14).

2. A vibratory screen as set forth in claim 1 wherein: the base (1) is fixedly connected with two horizontally arranged fixing rods (11), grooves (111) are formed in the upper surfaces of the two fixing rods (11) along the length direction of the fixing rods (11), rollers (21) are mounted at each corner of the sand storage box (2), and each roller (21) is connected in each groove (111) in a sliding mode.

3. A vibratory screen as set forth in claim 2 wherein: a plurality of locating holes (112) have all been seted up along the length direction of recess (111) on recess (111), and the one end downside rigid coupling of storing up sandbox (2) has two fixed blocks (22), and equal threaded connection has the vertical bolt (221) that sets up of axis direction on each fixed block (22), and the tip homoenergetic of bolt (221) can insert in corresponding locating hole (112).

4. A vibratory screen as set forth in claim 1 wherein: and shielding plates (133) are fixedly connected to two sides and one end of the bracket (13) corresponding to the first screen (14), and the shielding plates (133) are vertical to the plane of the first screen (14).

5. A vibratory screen as set forth in claim 1 wherein: and a movable plate (15) is vertically arranged at the other end of the support (13) corresponding to the first screen (14), and the movable plate (15) can perform sliding motion in the vertical direction.

6. A vibratory screen as set forth in claim 5, wherein: two sliding grooves (151) are vertically formed in the movable plate (15), a bearing plate (152) is fixedly connected to the lower side of the support (13) corresponding to the movable plate (15), two guide rods (153) are vertically fixedly arranged on the upper surface of the bearing plate (152), and the two guide rods (153) are connected to the corresponding sliding grooves (151) in a sliding mode.

7. A vibratory screen as set forth in claim 6, wherein: the bearing plate (152) is connected with a lead screw (154) in a vertical arrangement in a rotating mode, a threaded hole (155) is vertically formed in the position, corresponding to the lead screw (154), of the movable plate (15), the axis direction of the threaded hole (155) is vertically arranged, and the lead screw (154) is connected in the threaded hole (155) in a threaded mode.

8. A vibratory screen as set forth in claim 6, wherein: the bearing plate (152) is connected with a worm wheel (16) in a rotating mode, the bottom end of the lead screw (154) is fixedly connected with the worm wheel (16), the bearing plate (152) is fixedly connected with a servo motor (161), an output shaft of the servo motor (161) is fixedly connected with a worm (162), and the worm (162) is meshed with the worm wheel (16).

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