CN216261923U - Vibrating screen - Google Patents

Abstract

The utility model relates to a vibrating screen belongs to iron and selects equipment technical field, and it includes the support frame and installs the vibrating screen body on the support frame, the inside fixedly connected with screen cloth of vibrating screen body, the both sides of support frame are provided with the bracing piece respectively, the top level of vibrating screen body is provided with the oral siphon, the both ends of oral siphon rotate with the bracing piece respectively and are connected, one side that the oral siphon is close to the screen cloth is provided with a plurality of outlet pipes, the one end that the outlet pipe is close to the screen cloth is provided with high pressure nozzle, be provided with the first drive assembly who drives the outlet pipe wobbling on the oral siphon. This application has enlarged rivers and to the washing scope of screen cloth, has promoted the screening effect of screen cloth to the powdered ore in the ore pulp.

Description

Vibrating screen

Technical Field

The application relates to the field of iron separation equipment, in particular to a vibrating screen.

Background

In the iron separation industry, the ore pulp needs to be separated by using a vibrating screen, and the ore powder with different particle sizes is screened and separated.

As shown in fig. 1 and 2, the vibrating screen includes a support frame 11 and a vibrating screen body 1 mounted on the support frame 11, and the vibrating screen body 1 is rectangular and is disposed in an inclined manner. A plurality of vibration motors 12 are installed on both sides of the vibration screen body 1 in the length direction, a screen 13 is fixedly connected to the inside of the vibration screen body 1, a partition plate 131 is fixedly connected to the middle position of the upper surface of the screen 13, and the partition plate 131 is arranged in the length direction of the vibration screen body 1. A plurality of water pipes 14 are fixedly connected to the inside of the vibrating screen body 1, a plurality of nozzles 141 are fixedly connected to the water pipes 14 and arranged toward the screen 13, and the plurality of nozzles 141 are arranged at equal intervals along the length direction of the water pipes 14.

The top end of the vibrating screen body 1 is provided with a feeding hopper, the feeding hopper is provided with an ore pulp feeding port 15, the bottom end of the vibrating screen body 1 is provided with a splitter box 16, the bottom of the vibrating screen body 1 is respectively provided with a concentrate discharging port 161 and a coarse ore discharging port 162, the coarse ore discharging port 162 is communicated with the splitter box 16, and the concentrate discharging port 161 is communicated with the bottom of the vibrating screen body 1.

The ore pulp enters the vibrating screen body 1 from the ore pulp feeding port 15, the fine mineral powder in the ore pulp falls from the screen 13 and is discharged from the ore concentrate discharging port 15, the coarse mineral powder in the ore pulp enters the diversion channel 16 and is discharged from the coarse mineral discharging port 162, and the water sprayed by the spray head 141 washes the mineral powder on the upper surface of the screen 13.

In view of the above related technologies, the inventor believes that when the mineral powder on the screen 13 is washed, the spray head 141 only sprays water in the fixed direction of the screen 13, and the washing range is small, so that a part of the mineral powder remains on the screen 13, and the screening effect of the screen 13 on the mineral powder in the mineral slurry is further affected.

SUMMERY OF THE UTILITY MODEL

In order to enlarge the washing scope of rivers to the screen cloth, promote the screening effect of screen cloth to the powdered ore in the ore pulp, this application provides a shale shaker.

The application provides a shale shaker adopts following technical scheme:

the utility model provides a vibrating screen, includes the support frame and installs the vibrating screen body on the support frame, the inside fixedly connected with screen cloth of vibrating screen body, the both sides of support frame are provided with the bracing piece respectively, the top level of vibrating screen body is provided with the oral siphon, the both ends of oral siphon rotate with the bracing piece respectively and are connected, one side that the oral siphon is close to the screen cloth is provided with a plurality of outlet pipes, the one end that the outlet pipe is close to the screen cloth is provided with high pressure nozzle, be provided with the first drive assembly that drives the outlet pipe wobbling on the oral siphon.

Through adopting above-mentioned technical scheme, drive the outlet pipe through first drive assembly and swing with the axis of oral siphon, the outlet pipe can enlarge rivers and to the scope of washing of screen cloth upper surface when the swing to reduce the possibility that the powdered ore remains on the screen cloth.

Optionally, the both sides of support frame are provided with the montant respectively, two be provided with the horizontal pole that is used for connecting two montants on the montant, first drive assembly is including installing the motor on the horizontal pole, fixedly connected with disc on the motor, the eccentric dwang of being connected with the disc rotation that is provided with on the disc lateral wall, the other end and the oral siphon of dwang rotate to be connected.

Through adopting above-mentioned technical scheme, the starter motor makes the motor drive the dwang and is reciprocating motion between horizontal pole and oral siphon, and when reciprocating motion was done to the dwang, drive oral siphon reciprocating rotation to make the reciprocal swing of outlet pipe wash the screen cloth, and then increase rivers wash the scope of screen cloth.

Optionally, a group of cleaning assemblies for cleaning the upper surface of the screen mesh are arranged in the vibrating screen body.

Through adopting above-mentioned technical scheme, clear up the powdered ore that remains on the screen cloth upper surface through setting up the clearance subassembly, reduce the possibility that powdered ore blockked up the sieve mesh.

Optionally, the cleaning assembly comprises a horizontally arranged movable plate, the movable plate is located between the partition plate and the side wall of the vibrating screen body, one side, close to the screen, of the movable plate is fixedly connected with bristles which are in contact with the screen, a sliding block is arranged on the movable plate, a lead screw for driving the sliding block to move along the length direction of the vibrating screen body is rotatably connected to the vibrating screen body, a guide rod parallel to the lead screw is fixedly connected to the vibrating screen body, the guide rod is slidably connected with the sliding block, and a second driving assembly for driving the lead screw to rotate is arranged on the vibrating screen body.

Through adopting above-mentioned technical scheme, drive two lead screws through second drive assembly and rotate simultaneously, make the slider drive the brush hair and remove along the length direction of shale shaker body, utilize the brush hair to clear up the screen cloth.

Optionally, the second driving assembly comprises a first belt pulley fixed on one of the screw rods and a second belt pulley fixed on the other screw rod, a belt is connected to the first belt pulley and the second belt pulley, a servo motor is further installed on the vibrating screen body, and the servo motor is fixedly connected with the second belt pulley.

Through adopting above-mentioned technical scheme, make servo motor drive first belt pulley and rotate and the rotation of second belt pulley through starting servo motor to make two lead screws rotate simultaneously, when two lead screws rotate simultaneously, drive the brush hair and clear up the screen cloth upper surface.

Optionally, a sliding plate is arranged on one side, away from the screen, of the partition plate, a sliding block is connected to the sliding plate in a sliding manner, two ends of the sliding block are fixedly connected with horizontally arranged clamping rods, one side, close to the partition plate, of the sliding block is also fixedly connected with horizontally arranged clamping rods, a moving rod is fixedly connected to the moving plate, and the moving rod is connected with the clamping rods.

Through adopting above-mentioned technical scheme, the sliding block can make the movable plate both sides atress even with gliding setting, stability when reinforcing movable plate removes along shale shaker body length direction.

Optionally, a clamping assembly for fixing the clamping rod and the moving rod is arranged on the moving rod.

Through adopting above-mentioned technical scheme, through setting up the chucking subassembly, realize the dismantlement and the installation of carriage release lever and joint rod, be convenient for clear up the brush hair.

Optionally, the clamping assembly comprises a base fixed at one end of the moving rod far away from the moving plate, an cover plate is hinged to the base, and a locking piece for locking the base and the cover plate is arranged on the cover plate.

Through adopting above-mentioned technical scheme, during the installation carriage release lever, support the base tight on the joint bar earlier, rotate the apron after that and make the apron butt on the base, pass base and apron with the retaining member in proper order at last, lock joint bar and carriage release lever.

Optionally, one end of the sliding block, which is close to the sliding plate, is provided with a roller, the sliding plate is provided with a sliding groove for the roller to slide, and the sliding groove is arranged along the length direction of the sliding plate.

Through adopting above-mentioned technical scheme, through setting up the gyro wheel, reduce the friction between sliding block and the spout, it is more smooth and easy when making the sliding block move on the spout.

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

1. the water outlet pipe is driven by the first driving assembly to swing along the axis of the water inlet pipe, and the water outlet pipe can expand the washing range of water flow on the upper surface of the screen mesh when swinging, so that the possibility of mineral powder remaining on the screen mesh is reduced;

2. the clamping assembly is arranged, so that the moving rod and the clamping rod are disassembled and assembled, and the bristles are convenient to clean;

3. the mineral powder remained on the upper surface of the screen mesh is cleaned by the cleaning assembly, so that the possibility that the mineral powder is blocked on the screen mesh is reduced.

Drawings

Fig. 1 is a schematic structural view of a vibrating screen body and a supporting frame in the related art.

Fig. 2 is a schematic view showing the structure of a sprinkler head, a concentrate discharge port and a coarse ore discharge port in the related art.

Fig. 3 is a schematic view showing the structure of the water inlet pipe and the support rod in embodiment 1.

Fig. 4 is a schematic structural diagram of a first driving assembly embodied in embodiment 1.

Fig. 5 is a schematic structural view showing a lead screw and a second drive assembly in embodiment 2.

Fig. 6 is a schematic view showing the structure of the slider and the slide block in embodiment 2.

Fig. 7 is a schematic structural view of a cleaning assembly embodied in embodiment 2.

Fig. 8 is a schematic structural view of the snap-in module embodied in embodiment 1.

Description of reference numerals: 1. a vibrating screen body; 11. a support frame; 12. a vibration motor; 13. screening a screen; 131. a partition plate; 132. a sliding plate; 133. a sliding groove; 134. sliding blocks, 135, rollers; 136. a clamping and connecting rod; 138. a clamping groove; 14. a water pipe; 141 a shower head; 15. a pulp feeding port; 16. a shunt slot; 161. a concentrate discharge port; 162. a coarse ore discharge port; 17. a slider; 171. a lead screw; 172. a guide bar; 2. a support bar; 21. a water inlet pipe; 22. a water outlet pipe; 221. a high pressure spray head; 3. a vertical rod; 31. a cross bar; 4. a first drive assembly; 41. a motor; 42. a disc; 43. a connecting rod 44, a rotating rod; 5. cleaning the assembly; 51. moving the plate; 52. brushing; 53. a travel bar; 6. a clamping assembly; 61. a base; 611. a clamping block; 62. a cover plate; 63. a locking member; 7. a second drive assembly; 71. a first pulley; 72. a second pulley; 73. a belt; 74. a servo motor.

Detailed Description

The present application is described in further detail below with reference to figures 2-8.

The embodiment of the application discloses a vibrating screen.

Example 1

Referring to fig. 3, the vibrating screen includes a support frame 11 and a vibrating screen body 1 installed on the support frame 11, the vibrating screen body 1 is inclined and rectangular, a screen 13 is fixedly connected inside the vibrating screen body 1, a partition plate 131 is fixedly connected to the middle position of the screen 13, and the partition plate 131 is arranged along the length direction of the vibrating screen body 1.

Referring to fig. 3 and 4, two support rods 2 are respectively disposed at two sides of a support frame 11, the support rods 2 are fixed on the ground, the height of each support rod 2 is higher than that of the support frame 11, a water inlet pipe 21 is horizontally disposed between the two support rods 2, the water inlet pipe 21 is communicated with an external water source, and two ends of the water inlet pipe 21 are respectively rotatably connected with the adjacent support rods 2. One side fixedly connected with a plurality of outlet pipes 22 that are mutually perpendicular with oral siphon 21 that oral siphon 21 is close to shale shaker body 1, a plurality of outlet pipes 22 set up along the length direction of oral siphon 21 equidistant, and extend to inside the shale shaker body 1, and two outlet pipes 22 that are located the outside are close to the lateral wall of shale shaker body 1 homonymy respectively, and the one end fixedly connected with high pressure nozzle 221 of oral siphon 21 is kept away from to outlet pipe 22.

Two sides of the support frame 11 are respectively provided with a vertical rod 3, the height of the vertical rod 3 is consistent with that of the support rod 2, and the vertical rod 3 is also fixed on the ground. A cross rod 31 for connecting the two vertical rods 3 is arranged between the two vertical rods 3, and a first driving component 4 for driving the water outlet pipe 22 to swing is arranged between the cross rod 31 and the water inlet pipe 21.

The first driving assembly 4 drives the water outlet pipe 22 to swing around the axis direction of the water inlet pipe 21, and in the swinging process of the water outlet pipe 22, water flow is sprayed onto the screen 13 through the high-pressure spray head 221, so that the washing range of the water flow on the screen 13 is enlarged, and the possibility that mineral powder is remained on the screen 13 is further reduced.

Referring to fig. 4, the first driving assembly 4 includes a motor 41 mounted on the cross bar 31, a disk 42 fixedly connected to an output shaft of the motor 41, a connecting rod 43 fixedly connected to a side of the inlet pipe 21 away from the vibrating screen body 1, a rotating rod 44 disposed at an end of the connecting rod 43 away from the inlet pipe 21, one end of the rotating rod 44 rotatably connected to the connecting rod 43, and the other end of the rotating rod 44 rotatably connected to an eccentric position of a side wall of the disk 42.

By starting the motor 41, the output shaft of the motor 41 drives the disc 42 to rotate, when the disc 42 rotates, the rotating rod 44 is driven to reciprocate between the cross rod 31 and the water inlet pipe 21, and at the moment, the connecting rod 43 drives the water inlet pipe 21 to reciprocate, so that the water outlet pipe 22 reciprocates and washes the screen 13.

The implementation principle of the embodiment 1 is as follows:

when the upper surface of the screen 13 is washed, the motor 41 is started, the motor 41 drives the water inlet pipe 21 to rotate in a reciprocating manner, the water inlet pipe 21 drives the water outlet pipe 22 to swing in a reciprocating manner when rotating in a reciprocating manner, so that the screen 13 is washed, and the washing range of the screen 13 can be expanded when the water outlet pipe 22 swings in a reciprocating manner.

Example 2

The difference between the present embodiment and embodiment 1 is that, referring to fig. 5 and fig. 6, two sets of cleaning assemblies 5 are disposed inside the vibrating screen body 1, each set of cleaning assemblies 5 is located between the partition plate 131 and the side wall of the vibrating screen body 1, and the cleaning assemblies 5 are used for cleaning mineral powder remaining on the upper surface of the screen 13.

Referring to fig. 6 and 7, the cleaning assembly 5 includes a moving plate 51, bristles 52 fixedly connected to a side of the moving plate 51 close to the mesh 13, the bristles 52 contacting an upper surface of the mesh 13, and two moving rods 53 fixedly connected to a side of the moving plate 51 far from the bristles 52. Install slider 17 at the tip of the carriage release lever 53 that is close to shale shaker body 1 lateral wall, the inside position that is close to shale shaker body 1 lateral wall of shale shaker body 1 is provided with a lead screw 171 respectively, the one end of lead screw 171 rotates with the top of shale shaker body 1 to be connected, the other end of lead screw 171 rotates with the bottom of shale shaker body 1 to be connected, slider 17 cover is established on lead screw 171, and with lead screw 171 threaded connection, be provided with in the bottom of shale shaker body 1 and drive two lead screw 171 syntropy with fast pivoted second drive assembly 7.

The second driving assembly 7 comprises a first belt pulley 71 fixed on one of the screw rods 171 and a second belt pulley 72 fixed on the other screw rod 171, the first belt pulley 71 and the second belt pulley 72 are connected through a belt 73, a servo motor 74 is installed on the vibrating screen body 1, the servo motor 74 is fixedly connected with the second belt pulley 72, and the servo motor 74 can rotate forward and backward. When the servo motor 74 drives the first belt pulley 71 and the second belt pulley 72 to rotate simultaneously, the two lead screws 171 rotate at the same speed and in the same direction, and the servo motor 74 can rotate forward and backward, so the slide block 17 reciprocates along the length direction of the lead screws 171, at the moment, the slide block 17 drives the moving rod 53 to reciprocate along the length of the vibrating screen body 1, and the upper surface of the screen mesh 13 is cleaned by the bristles 52.

Referring to fig. 5 and 6, a guide rod 172 parallel to the screw 171 is further disposed inside the vibrating screen body 1 below the screw 171, one end of the guide rod 172 is fixedly connected to the top end of the vibrating screen body 1, the other end of the guide rod 172 is fixedly connected to the bottom end of the vibrating screen body 1, and the guide rod 172 is slidably connected to the slider 17. The slider 17 is movable only along the length of the lead screw 171 by the provision of the guide rod 172.

Referring to fig. 6 and 7, a rectangular sliding plate 132 is fixedly connected to the partition plate 131, a sliding block 134 is slidably connected to the sliding plate 132, a roller 135 is attached to the sliding block 134 on a side close to the sliding plate 132, and a sliding groove 133 in which the roller 135 rolls is opened in the sliding plate 132. A horizontally arranged clamping rod 136 is fixedly connected to the side wall of the sliding block 134 close to the sliding block 17, and a horizontally arranged clamping rod 136 is also fixedly connected to one side of the sliding block 17 close to the partition plate 131. When the mineral powder on the screen 13 is washed by the water outlet pipe 22, part of the mineral powder possibly remains on the screen 13, the screw 171 is driven to rotate by the second driving assembly 7, the sliding block 17 reciprocates along the length direction of the screw 171, the brush bristles are driven to reciprocate to clean the upper surface of the screen 13 when the sliding block 17 reciprocates, and at the moment, the roller 135 rolls in the sliding groove 133 to reduce friction between the sliding block 134 and the sliding groove 133, so that the sliding block 134 moves on the sliding groove 133 more smoothly, the two sides of the moving plate 51 are uniformly stressed, and the stability of the sliding block 17 during moving is improved.

Referring to fig. 7 and 8, a clamping assembly 6 is provided on the moving rod 53, and the clamping assembly 6 is used for fixing the clamping rod 136 and the moving rod 53. The clamping assembly 6 comprises an arc-shaped base 61 fixedly connected to one end, far away from the moving plate 51, of the moving rod 53, an arc-shaped cover plate 62 is hinged to the base 61, a locking member 63 for locking the base 61 and the cover plate 62 is arranged on the cover plate 62, a clamping block 611 is fixedly connected to the base 61, and a clamping groove 138 for clamping the clamping block 611 is formed in the clamping rod 136.

When the movable rod 53 needs to be installed on the clamping rod 136, the clamping block 611 on the base 61 is firstly aligned with the clamping groove 138 on the clamping rod 136, then the cover plate 62 is rotated to make the cover plate 62 abut against the base 61, and finally the locking member 63 penetrates through the cover plate 62 and the base 61 in sequence to lock the movable rod 53 on the clamping rod 136. Through setting up base 61 and apron 62, realize the installation to clearance subassembly 5 and dismantle, be convenient for clear up brush hair 52.

The implementation principle of the embodiment 2 is as follows:

when the cleaning assembly 5 is required to clean the upper surface of the screen 13, the servo motor 74 is started firstly, so that the servo motor 74 drives the two lead screws 171 to rotate at the same speed, and when the lead screws 171 rotate, the brush bristles 52 are driven to reciprocate along the length direction of the vibrating screen body 1 to clean the upper surface of the screen 13.

When it is desired to clean bristles 52, retaining member 63 is first moved away from base 61 and cover 62 until retaining member 63 is completely removed from base 61 and cover 62.

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 (9)

1. The utility model provides a vibrating screen, includes support frame (11) and installs vibrating screen body (1) on support frame (11), the inside fixedly connected with screen cloth (13) of vibrating screen body (1), its characterized in that: the utility model discloses a vibrating screen, including support frame (11), shale shaker body (1), inlet pipe (21), one side that inlet pipe (21) are close to screen cloth (13) is provided with a plurality of outlet pipes (22), the one end that outlet pipe (22) are close to screen cloth (13) is provided with high pressure nozzle (221), be provided with on inlet pipe (21) and drive outlet pipe (22) wobbling first drive assembly (4), the both sides of support frame (11) are provided with bracing piece (2) respectively, the top level of inlet pipe (21) is provided with inlet pipe (21), the both ends of inlet pipe (21) rotate with bracing piece (2) respectively and are connected, inlet pipe (21) are close to one side of screen cloth (13).

2. A vibratory screen as set forth in claim 1 wherein: the both sides of support frame (11) are provided with montant (3), two be provided with horizontal pole (31) that are used for connecting two montants (3) on montant (3), first drive assembly (4) are including installing motor (41) on horizontal pole (31), fixedly connected with disc (42) are gone up in motor (41), eccentric settings has dwang (44) of being connected with disc (42) rotation on disc (42) lateral wall, the other end and the oral siphon (21) of dwang (44) rotate and are connected.

3. A vibratory screen as set forth in claim 1 wherein: a group of cleaning assemblies (5) for cleaning the upper surface of the screen (13) are arranged in the vibrating screen body (1).

4. A vibratory screen as set forth in claim 3 wherein: clearance subassembly (5) are including movable plate (51) that the level set up, movable plate (51) are located between division board (131) and shale shaker body (1) lateral wall, one side fixedly connected with that movable plate (51) are close to screen cloth (13) and brush hair (52) that contact with screen cloth (13), be provided with slider (17) on movable plate (51), it is connected with drive slider (17) along lead screw (171) that shale shaker body (1) length direction removed to rotate on shale shaker body (1), fixedly connected with guide bar (172) parallel with lead screw (171) on shale shaker body (1), guide bar (172) and slider (17) sliding connection, be provided with drive lead screw (171) pivoted second drive assembly (7) on shale shaker body (1).

5. A vibratory screen as set forth in claim 4 wherein: second drive assembly (7) are including fixing first belt pulley (71) on one of them lead screw (171) and fixing second belt pulley (72) on another lead screw (171), be connected with belt (73) on first belt pulley (71) and second belt pulley (72), still install servo motor (74) on shale shaker body (1), servo motor (74) and second belt pulley (72) fixed connection.

6. A vibratory screen as set forth in claim 5, wherein: one side of the separation plate (131) far away from the screen (13) is provided with a sliding plate (132), the sliding plate (132) is connected with a sliding block (134) in a sliding mode, two ends of the sliding block (134) are fixedly connected with clamping rods (136) which are horizontally arranged, one side of the sliding block (17) close to the separation plate (131) is also fixedly connected with the clamping rods (136) which are horizontally arranged, a moving rod (53) is fixedly connected to the moving plate (51), and the moving rod (53) is connected with the clamping rods (136) in an interconnecting mode.

7. A vibratory screen as set forth in claim 6, wherein: the movable rod (53) is provided with a clamping component (6) for fixing the clamping rod (136) and the movable rod (53).

8. A vibratory screen as set forth in claim 7, wherein: joint subassembly (6) are including fixing base (61) of keeping away from movable plate (51) one end at carriage release lever (53), articulated on base (61) have apron (62), set up retaining member (63) of locking base (61) and apron (62) on apron (62).

9. A vibratory screen as set forth in claim 6, wherein: the sliding block (134) is provided with a roller (135) at one end close to the sliding plate (132), the sliding plate (132) is provided with a sliding groove (133) for the roller (135) to slide, and the sliding groove (133) is arranged along the length direction of the sliding plate (132).

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