CN212702917U - Vibration damper for vibrating screen - Google Patents
Vibration damper for vibrating screen Download PDFInfo
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- CN212702917U CN212702917U CN202021145819.4U CN202021145819U CN212702917U CN 212702917 U CN212702917 U CN 212702917U CN 202021145819 U CN202021145819 U CN 202021145819U CN 212702917 U CN212702917 U CN 212702917U
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Abstract
The utility model relates to the field of screening vibration reduction, in particular to a vibration reduction device of a vibrating screen, which comprises a frame, a screen and at least one support rod, wherein the screen is arranged in an inclined way, and the support rod is connected with the screen; the screen cloth shaking mechanism comprises a screen cloth, and is characterized by further comprising a shaking mechanism, wherein the shaking mechanism comprises two shaking units, the two shaking units are respectively positioned on one side of the screen cloth, each shaking unit comprises a limiting groove, a sliding block and at least one arc-shaped block, the sliding block is arranged in the limiting groove in a reciprocating sliding mode, the arc-shaped blocks are fixedly connected with the sliding blocks, and the arc-shaped blocks can be in contact with the supporting rods and push the supporting rods to move upwards; the both ends of bracing piece are connected with the supporting wheel, when the supporting wheel contacted with the spacing groove, the upper surface that the bracing piece is higher than the slider. When the technical scheme is adopted, the noise can be reduced when the spheroids are screened.
Description
Technical Field
The utility model relates to a screening damping field, concretely relates to shale shaker vibration damper.
Background
The steelmaking fly ash can be generated in the steelmaking process, the steelmaking fly ash needs to be recycled, the steelmaking fly ash contains higher alkali metal elements, the steelmaking fly ash cannot be directly used for sintering or blast furnaces and can only be returned to the converter for steelmaking, but the steelmaking fly ash exists in a powdery form and cannot directly enter a converter for smelting, the steelmaking fly ash needs to be subjected to ball pressing treatment to form a spheroid, the spheroid needs certain strength and can bear the impact force which is not broken when a high-level bin falls, and only the spheroid under the premise is convenient for entering the furnace for smelting.
The existing ball press machine for pressing balls for the spherical bodies is made of two rollers which rotate relatively, inwards concave spherical grooves are formed in the two rollers, the spherical grooves in the two rollers are opposite, raw materials after adhesives are added are fed into the spherical grooves, most of the raw materials are pressed into complete spherical bodies, the raw materials are not enough due to the fact that the raw materials enter the spherical grooves, the pressed spherical bodies are incomplete, the diameter of the pressed spherical bodies is smaller than that of the complete spherical bodies, and the part of the incomplete spherical bodies needs to be mixed and stirred with the adhesives again and sent back to the ball press machine.
In order to sieve out incomplete spheroids with the diameter far smaller than that of the complete spheroids, the currently common equipment is a vibrating screen, a support rod is connected to the vibrating screen, the vibrating screen is driven to move upwards by contacting a moving shaking block with the support rod and driving the support rod to move upwards, and the vibrating screen and the support rod move downwards under the action of gravity of the spheroids, so that the fluctuation of the vibrating screen is realized, and the sieving of the spheroids is realized; but the sound when trembling the piece and contacting with the bracing piece is great, and sound is also great when the bracing piece moves down moreover and the support frame contact, is unfavorable for building quiet operational environment in the factory building.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can noise reduction's shale shaker damping device when screening spheroid.
In order to achieve the purpose, the technical scheme of the utility model provides a vibration damper of a vibrating screen, which comprises a frame, a screen and at least one support rod, wherein the screen is arranged obliquely, and the support rod is connected with the screen; the screen cloth shaking mechanism comprises a screen cloth, and is characterized by further comprising a shaking mechanism, wherein the shaking mechanism comprises two shaking units, the two shaking units are respectively positioned on one side of the screen cloth, each shaking unit comprises a limiting groove, a sliding block and at least one arc-shaped block, the sliding block is arranged in the limiting groove in a reciprocating sliding mode, the arc-shaped blocks are fixedly connected with the sliding blocks, and the arc-shaped blocks can be in contact with the supporting rods and push the supporting rods to move upwards; the both ends of bracing piece are connected with the supporting wheel, when the supporting wheel contacted with the spacing groove, the upper surface that the bracing piece is higher than the slider.
The technical effect of the scheme is as follows: the arc-shaped block is contacted with the supporting rod and pushes the supporting rod to move upwards in the process that the complete spheroid and the incomplete spheroid pass through the screen, and the supporting rod is higher than the upper surface of the sliding block when the supporting wheel is contacted with the limiting groove, so that the supporting rod is pushed to move upwards after the arc-shaped block is positioned below the supporting rod, the impact force is small, and the generated noise is low; after the arc-shaped block is separated from the supporting rod, the supporting rod moves downwards under the action of the gravity of the spherical body on the screen, and the supporting rod is also supported by the arc-shaped block all the time in the process of moving downwards, so that larger impact sound cannot be generated when the supporting wheel on the supporting rod is contacted with the limiting groove; the in-process that the bracing piece reciprocated drives the screen cloth and fluctuates, realizes the shake of screen cloth, and the incomplete spheroid that the diameter is far less than complete spheroid diameter drops from the screen cloth, and then realizes the screening of incomplete spheroid, and the screening in-process can not produce great impact sound to the production of noise has been reduced.
Furthermore, the two sides of the screen are provided with baffles, the baffles are provided with sliding grooves, and the support rods are arranged in the sliding grooves in a sliding mode. The technical effect of the scheme is as follows: the guide to the spheroid on the screen cloth is convenient, can lead to the bracing piece simultaneously.
Furthermore, the shaking mechanism further comprises a crank, a connecting rod and a connecting strip, wherein two ends of the connecting strip are connected with the sliding block, one end of the crank is rotatably arranged on the rack, the other end of the crank is hinged with one end of the connecting rod, and the other end of the connecting rod is hinged with the middle of the connecting strip. The technical effect of the scheme is as follows: the power source installation is saved and the smooth reciprocating motion of the sliding block is facilitated.
Furthermore, the depth of the limiting groove is smaller than the thickness of the sliding block. The technical effect of the scheme is as follows: under the condition that the supporting rod moves the same distance, the size of the arc-shaped block is reduced.
Furthermore, the arc blocks on the two sides of the screen mesh are not contacted with the two ends of the same supporting rod at the same time. The technical effect of the scheme is as follows: the disorder of the support rod and the screen is improved.
Further, the distance between two adjacent arc blocks on the same side of the screen is inconsistent. The technical effect of the scheme is as follows: the adjacent support rods can drive the screen mesh to move upwards and downwards respectively, and the screening effect is improved.
Furthermore, every one end of bracing piece all is connected with two supporting wheels, and two supporting wheels homoenergetic and spacing groove contact. The technical effect of the scheme is as follows: the stability of supporting wheel and bracing piece is improved.
Furthermore, a graphite powder layer is arranged on the supporting rod between the two supporting wheels. The technical effect of the scheme is as follows: the friction between the arc-shaped block and the supporting rod is reduced.
Furthermore, a rubber pad is arranged on the supporting wheel. The technical effect of the scheme is as follows: and the impact force generated when the supporting wheels are contacted with the limiting grooves is reduced.
Further, the support rod is located below the screen. The technical effect of the scheme is as follows: avoiding blocking the spherical body.
Drawings
Fig. 1 is a top view of an embodiment of the present invention;
fig. 2 is a front view of an embodiment of the present invention;
fig. 3 is a partially enlarged view of a portion a in fig. 2.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the screen cloth 1, bracing piece 2, baffle 3, spout 4, arc piece 5, spacing groove 6, servo motor 7, crank 8, connecting rod 9, slider 10, connecting strip 11, supporting wheel 12.
The first embodiment is as follows:
the first embodiment is substantially as shown in figures 1-3: the vibration damping device of the vibrating screen shown in figure 1 comprises a frame, a screen 1, a shaking mechanism and three support rods 2; as shown in fig. 2, the screen mesh 1 is obliquely arranged, the screen mesh 1 is similar to a mesh belt, and is formed by welding material leaking circular holes surrounded by a plurality of iron wires, and the two ends of the screen mesh 1 are conveyer belts.
Two sides of the screen mesh 1 are provided with baffle plates 3, the baffle plates 3 are fixedly arranged on the frame through bolts, and the baffle plates 3 are provided with chutes 4; the support rod 2 is located below the screen cloth 1, and the support rod 2 and the screen cloth 1 are fixedly connected through iron wire winding, as shown in fig. 3, two ends of the support rod 2 are slidably arranged in the sliding groove 4.
As shown in fig. 1, the shaking mechanism comprises two shaking units, the two shaking units are respectively positioned at one side of the screen 1, each shaking unit comprises a limiting groove 6, a crank sliding block mechanism and three arc-shaped blocks 5, and the limiting groove 6 is welded with the baffle 3; two supporting wheels 12 are coaxially welded at two ends of each supporting rod 2, and the limiting grooves 6 support the supporting wheels 12; as shown in fig. 3, the depth of the limiting groove 6 is less than the thickness of the sliding block 10, and when the supporting wheel 12 contacts with the limiting groove 6, the supporting rod 2 is higher than the upper surface of the sliding block 10, that is, the supporting rod 2 does not contact with the upper surface of the sliding block 10.
The crank sliding block mechanism comprises a servo motor 7, a crank 8, a connecting rod 9 and a sliding block 10, and the sliding block 10 is arranged in the limiting groove 6 in a sliding manner; the servo motor 7 is fixedly installed on the rack through bolts, the model of the servo motor 7 is MR-J2S-100A, an output shaft of the servo motor 7 is welded with one end of a crank 8, the other end of the crank 8 is hinged with one end of a connecting rod 9 through a pin, and the other end of the connecting rod 9 is hinged with a sliding block 10 through a pin. The arc block 5 is welded with the sliding block 10, and the arc block 5 can be contacted with the supporting rod 2 in the moving process and pushes the supporting rod 2 to move upwards.
The specific implementation process is as follows:
in the process that complete spheroids and incomplete spheroids pass through the screen 1, after the servo motor 7 is manually started, the crank 8 is driven to rotate circumferentially, so that the connecting rod 9 drives the sliding block 10 to reciprocate in the limiting groove 6, the arc-shaped block 5 on the sliding block 10 is in contact with the supporting rod 2 and pushes the supporting rod 2 to move upwards, and when the supporting wheel 12 is in contact with the limiting groove 6, the supporting rod 2 is higher than the upper surface of the sliding block 10, so that the arc-shaped block 5 is positioned below the supporting rod 2 and then pushes the supporting rod 2 to move upwards, the impact force is small, and the generated noise is low; after the arc-shaped block 5 is separated from the supporting rod 2, the supporting rod 2 moves downwards under the action of the gravity of the spherical body on the screen 1, and as the arc-shaped block 5 also supports the supporting rod 2 all the time in the process of downward movement of the supporting rod 2, a larger impact sound cannot be generated when the supporting wheel 12 on the supporting rod 2 is contacted with the limiting groove 6; the in-process that bracing piece 2 reciprocated drives screen cloth 1 and fluctuates, realizes the shake of screen cloth 1, and the incomplete spheroid that the diameter is far less than complete spheroid diameter drops from screen cloth 1, and the incomplete spheroid after dropping is collected mixes the stirring again with the adhesive and sends back the ball machine of pressing, and then realizes the screening of incomplete spheroid, and the screening in-process can not produce great impact sound to the production of noise has been reduced.
Example two:
different from the first embodiment, the two sliders 10 are driven by the same power source, that is, each shaking unit does not include the servo motor 7, the crank 8 and the connecting rod 9, each shaking unit only includes the limiting groove 6 and three arc-shaped blocks 5, the shaking mechanism includes the servo motor 7, the crank 8, the connecting rod 9, the connecting bar 11 and two shaking units (each shaking unit includes the limiting groove 6 and three arc-shaped blocks 5), two ends of the connecting bar 11 are hinged to the sliders 10 through pins, and of course, two ends of the connecting bar 11 can also be fixedly connected to the sliders 10 through pins; the servo motor 7 is fixedly installed on the rack through bolts, the type of the servo motor 7 is MR-J2S-100A, an output shaft of the servo motor 7 is welded with one end of the crank 8, the other end of the crank 8 is hinged with one end of the connecting rod 9 through a pin, and the other end of the connecting rod 9 is hinged with the middle of the connecting strip 11 through a pin.
In addition, the two arc-shaped blocks 5 corresponding to the two sides of the screen 1 can be simultaneously contacted with the two ends of the same support rod 2, and the two arc-shaped blocks 5 corresponding to the two sides of the screen 1 can also be not simultaneously contacted with the two ends of the same support rod 2; certainly, under the prerequisite that two arc pieces 5 that correspond in screen cloth 1 both sides contact with the both ends of same root support rod 2 simultaneously, screen cloth 1 can set to the nonconformity with the interval between two adjacent arc pieces 5 of one side, when the arc piece 5 of the left and right sides contacts with the bracing piece 2 of the left and right sides in figure 1 promptly, middle arc piece 5 has not contacted with middle bracing piece 2 yet, treat the arc piece 5 of the left and right sides and the bracing piece 2 of the left and right sides after separating, middle arc piece 5 contacts with middle bracing piece 2 again. In addition, a graphite powder layer is coated on the supporting rod 2 between the two supporting wheels 12 on each side of the supporting rod 2, and a rubber pad is bonded on each supporting wheel 12 through glue.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (10)
1. The vibration reduction device of the vibrating screen comprises a frame, a screen and at least one support rod, wherein the screen is obliquely arranged, and the support rod is connected with the screen; the method is characterized in that: the screen cloth shaking mechanism comprises a screen cloth, and is characterized by further comprising a shaking mechanism, wherein the shaking mechanism comprises two shaking units, the two shaking units are respectively positioned on one side of the screen cloth, each shaking unit comprises a limiting groove, a sliding block and at least one arc-shaped block, the sliding block is arranged in the limiting groove in a reciprocating sliding mode, the arc-shaped blocks are fixedly connected with the sliding blocks, and the arc-shaped blocks can be in contact with the supporting rods and push the supporting rods to move upwards; the both ends of bracing piece are connected with the supporting wheel, when the supporting wheel contacted with the spacing groove, the upper surface that the bracing piece is higher than the slider.
2. A shaker damping device as claimed in claim 1, wherein: the two sides of the screen are provided with baffles, the baffles are provided with sliding grooves, and the supporting rods are arranged in the sliding grooves in a sliding mode.
3. A shaker damping device as claimed in claim 2, wherein: the shaking mechanism further comprises a crank, a connecting rod and a connecting strip, the two ends of the connecting strip are connected with the sliding block, one end of the crank is rotatably arranged on the rack, the other end of the crank is hinged to one end of the connecting rod, and the other end of the connecting rod is hinged to the middle of the connecting strip.
4. A vibration damping device for a vibrating screen as claimed in any one of claims 2 or 3, wherein: the depth of the limiting groove is smaller than the thickness of the sliding block.
5. A vibration dampener for a shaker as recited in claim 4, wherein: the arc blocks on two sides of the screen mesh are not contacted with two ends of the same supporting rod at the same time.
6. A shaker damping device as claimed in claim 5, wherein: the distance between two adjacent arc blocks on the same side of the screen is inconsistent.
7. A shaker damping device as claimed in claim 6, wherein: every one end of bracing piece all is connected with two supporting wheels, and two supporting wheels homoenergetic and spacing groove contact.
8. A shaker damping device as claimed in claim 7, wherein: a graphite powder layer is arranged on the supporting rod between the two supporting wheels.
9. A shaker damping device as claimed in claim 8, wherein: the supporting wheel is provided with a rubber pad.
10. A shaker damping device as claimed in claim 9, wherein: the support rod is positioned below the screen mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021145819.4U CN212702917U (en) | 2020-06-23 | 2020-06-23 | Vibration damper for vibrating screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021145819.4U CN212702917U (en) | 2020-06-23 | 2020-06-23 | Vibration damper for vibrating screen |
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| Publication Number | Publication Date |
|---|---|
| CN212702917U true CN212702917U (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021145819.4U Active CN212702917U (en) | 2020-06-23 | 2020-06-23 | Vibration damper for vibrating screen |
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| Country | Link |
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| CN (1) | CN212702917U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305000A (en) * | 2021-05-20 | 2021-08-27 | 青岛大厨四宝餐料有限公司 | Seasoning edulcoration device that sieves |
-
2020
- 2020-06-23 CN CN202021145819.4U patent/CN212702917U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305000A (en) * | 2021-05-20 | 2021-08-27 | 青岛大厨四宝餐料有限公司 | Seasoning edulcoration device that sieves |
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