CN215878694U - Vibrating screen damping mechanism and vibrating screen - Google Patents
Vibrating screen damping mechanism and vibrating screen Download PDFInfo
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- CN215878694U CN215878694U CN202120494516.1U CN202120494516U CN215878694U CN 215878694 U CN215878694 U CN 215878694U CN 202120494516 U CN202120494516 U CN 202120494516U CN 215878694 U CN215878694 U CN 215878694U
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- 238000013016 damping Methods 0.000 title claims abstract description 58
- 230000007246 mechanism Effects 0.000 title claims abstract description 23
- 230000035939 shock Effects 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The utility model discloses a vibration sieve damping mechanism and a vibration sieve, which comprise a chassis, wherein an anti-slip pad is fixedly connected to the outer surface of the chassis, a first damping plate is fixedly connected to the upper surface of the chassis, a sliding groove is formed in the upper surface of the first damping plate, a first damping block is slidably connected to the upper surface of the sliding groove, a second damping plate is fixedly connected to the upper surface of the first damping block on the left side, a second damping block is slidably connected to the upper surface of the second damping plate, and a second supporting plate is fixedly connected to the upper surface of the second damping block. According to the utility model, the purpose of avoiding resonance in the process of starting and closing the motor is achieved by designing the non-slip mat and the damping block, the purpose of prolonging the service life of the spring is achieved by designing the damping rod and the damping spring, and the purpose of improving the damping effect and providing a certain linear support is achieved by designing the cavity and the anti-falling sheet.
Description
Technical Field
The utility model relates to the technical field of damping devices, in particular to a vibration screen damping mechanism and a vibration screen.
Background
The vibrating screen is a screening machine widely used in coal industry and other industries for grading, washing, dewatering and medium removing of materials. The vibrating screen utilizes the vibration of a vibrating motor as a vibration source to enable materials to be thrown up on the screen and to move forwards in a straight line, the materials uniformly enter the feeding hole from the feeding machine, and oversize products and undersize products of various specifications are generated through the multiple layers of screen meshes and are respectively discharged from respective outlets. The spring supporting part is arranged at the bottom of the screen box of the seat type vibrating screen for damping, so that the dynamic load of each pivot is reduced, and the resonance area is stable. Most vibrating screens adopt a metal spiral spring as a vibration reduction support, and the metal spiral spring has the advantages of low manufacturing cost, high durability and the like.
Current shale shaker damper and shale shaker shock attenuation effect is not good, and the process of start and shut down makes the device produce resonance easily to lead to the device to make the device produce the displacement at the in-process that uses, present shale shaker damper and shale shaker only use the spring to carry out the shock attenuation when the shock attenuation, lead to life not long, present shale shaker damper and shale shaker use linear support to reduce the shock attenuation effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a vibration screen damping mechanism and a vibration screen.
In order to achieve the purpose, the utility model adopts the following technical scheme: the vibration screen damping mechanism comprises a chassis, wherein an anti-slip pad is fixedly connected to the outer surface of the chassis, a first damping plate is fixedly connected to the upper surface of the chassis, a sliding groove is formed in the upper surface of the first damping plate, a first damping block is connected to the upper surface of the sliding groove in a sliding manner, a second damping plate is fixedly connected to the upper surface of the first damping block on the left side, and a second damping block is connected to the upper surface of the second damping plate in a sliding manner;
the last fixed surface of second snubber block is connected with the second backup pad, the last fixed surface of second backup pad is connected with the second spring, the first backup pad of one end fixedly connected with of second backup pad is kept away from to the second spring, the inside of first backup pad, second backup pad is provided with the cavity, the inside swing joint of cavity has anticreep piece, two fixedly connected with bumper bar between the anticreep piece, the diameter of cavity is 1.5 times of anticreep piece diameter.
As a further description of the above technical solution:
the diameter of the non-slip mat is 1.2 times of that of the chassis, and the chassis is conical.
As a further description of the above technical solution:
the left surface of first snubber block is fixedly connected with first spring, the quantity of first snubber block is two and controls the distribution.
As a further description of the above technical solution:
the quantity of first spring is two and control the distribution, and the left side the one end and the first damper plate fixed connection of first snubber block are kept away from to first spring, the right side the one end and the second damper plate fixed connection of first snubber block are kept away from to first spring.
As a further description of the above technical solution:
the second damper block has the same structure as the first damper block.
As a further description of the above technical solution:
the second springs are distributed in an array mode, and the upper surface of the first supporting plate is fixedly connected with a protective shell.
As a further description of the above technical solution:
the cavity is communicated with the outside through an opening, and the diameter of the anti-falling sheet is 1.2 times of that of the opening.
A vibrating screen comprises the vibrating screen damping mechanism, and the vibrating screen damping mechanism is arranged at the bottom of a screen box.
The utility model has the following beneficial effects:
1. compared with the prior art, the vibration screen damping mechanism and the vibration screen realize the change of vibration frequency by designing the non-slip mat and the damping block, and achieve the purpose of avoiding resonance in the process of opening and closing the motor.
2. Compared with the prior art, this shale shaker damper and shale shaker through design shock attenuation pole and damping spring, realizes increasing the life's of spring purpose.
3. Compared with the prior art, this shale shaker damper and shale shaker through design cavity and anticreep piece, when reaching the improvement shock attenuation effect, can provide the purpose of certain linear support.
Drawings
FIG. 1 is a schematic view of the internal structure of a vibration-damping mechanism and a vibration screen according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a top view of a shaker damping mechanism and shaker of the present invention;
fig. 4 is a schematic view of the vibration damping mechanism of the vibrating screen and the overall structure of the vibrating screen.
Illustration of the drawings:
1. a chassis; 2. a non-slip mat; 3. a first damper plate; 4. a second damper plate; 5. a first support plate; 6. A protective shell; 7. a first spring; 8. a first damper block; 9. a second support plate; 10. a second spring; 11. a cavity; 12. an opening; 13. an anti-drop sheet; 14. a shock-absorbing lever; 15. a second snubber block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the utility model provides a vibration screen damping mechanism and a vibration screen: the damping device comprises a chassis 1, wherein an antiskid pad 2 is fixedly connected to the outer surface of the chassis 1, the antiskid pad 2 is used for increasing the friction force between the chassis 1 and the ground, the diameter of the antiskid pad 2 is 1.2 times of that of the chassis 1, the chassis 1 is conical, the upper surface of the chassis 1 is fixedly connected with a first damping plate 3, the upper surface of the first damping plate 3 is provided with a sliding groove, the upper surface of the sliding groove is slidably connected with a first damping block 8, the left surface of the first damping block 8 is fixedly connected with a first spring 7, the number of the first springs 7 is two and distributed left and right, one end of the left first spring 7, far away from the first damping block 8, is fixedly connected with the first damping plate 3, one end of the right first spring 7, far away from the first damping block 8, is fixedly connected with a second damping plate 4, the number of the first damping block 8 is two and distributed left and right, the upper surface of the left first damping block 8 is fixedly connected with the second damping plate 4, the upper surface of the second damper plate 4 is slidably connected with a second damper block 15, and the second damper block 15 has the same structure as the first damper block 8.
A second supporting plate 9 is fixedly connected to the upper surface of a second damper 15, the second supporting plate 9 is used for providing support, a second spring 10 is fixedly connected to the upper surface of the second supporting plate 9, the second springs 10 are distributed in an array, a protective shell 6 is fixedly connected to the upper surface of the first supporting plate 5, one end of the second spring 10 away from the second supporting plate 9 is fixedly connected to the first supporting plate 5, cavities 11 are formed in the first supporting plate 5 and the second supporting plate 9, the cavities 11 are communicated with the outside through openings 12, the diameter of each anti-slip piece 13 is 1.2 times the diameter of each opening 12, anti-slip pieces 13 are movably connected to the interiors of the cavities 11, the anti-slip pieces 13 are used for preventing the shock rods 14 from falling off, shock rods 14 are fixedly connected between the two anti-slip pieces 13, the shock rods 14 are used for providing support for gunns, the diameter of the cavities 11 is 1.5 times the diameter of the anti-slip pieces 13, and a vibrating screen comprises the vibrating screen damping mechanism, the vibration-reducing mechanism of the vibrating screen is arranged at the bottom of the screen box.
The working principle is as follows: place chassis 1 and subaerial carry out antiskid through slipmat 2, the shale shaker begins to vibrate, protective housing 6 prevents that the raw materials from dropping, when opening the motor, the vibration from top to bottom transmits, second spring 10 carries out the shock attenuation and provides certain holding power, anticreep piece 13 receives the vibration that the vibration carries out the small-amplitude in the inside of cavity 11, anticreep piece 13's diameter is greater than opening 12 and avoids falling of anticreep piece 13, shock attenuation pole 14 provides certain holding power and avoids the damage of second spring 10, vibrate after the underdrive first snubber block 8 and second snubber block 15 change into the vibration of two directions with the vibration, reach the effect of avoiding resonance, first spring 7, carry out the absorbed energy.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (8)
1. Shale shaker damper, including chassis (1), its characterized in that: the outer surface of the chassis (1) is fixedly connected with an anti-skid pad (2), the upper surface of the chassis (1) is fixedly connected with a first damping plate (3), the upper surface of the first damping plate (3) is provided with a sliding groove, the upper surface of the sliding groove is connected with a first damping block (8) in a sliding manner, the upper surface of the first damping block (8) on the left side is fixedly connected with a second damping plate (4), and the upper surface of the second damping plate (4) is connected with a second damping block (15) in a sliding manner;
the last fixed surface of second snubber block (15) is connected with second backup pad (9), the last fixed surface of second backup pad (9) is connected with second spring (10), the first backup pad of one end fixedly connected with (5) of second backup pad (9) are kept away from in second spring (10), the inside of first backup pad (5), second backup pad (9) is provided with cavity (11), the inside swing joint of cavity (11) has anticreep piece (13), two fixedly connected with bumper bar (14) between anticreep piece (13), the diameter of cavity (11) is 1.5 times of anticreep piece (13) diameter.
2. The shaker dampening mechanism of claim 1, wherein: the diameter of the non-slip mat (2) is 1.2 times of that of the chassis (1), and the chassis (1) is conical.
3. The shaker dampening mechanism of claim 1, wherein: the left surface of first snubber block (8) is fixedly connected with first spring (7), the quantity of first snubber block (8) is two and control the distribution.
4. The shaker dampening mechanism of claim 3, wherein: the quantity of first spring (7) is two and control the distribution, and the left side one end and first shock attenuation board (3) fixed connection of keeping away from first snubber block (8) in first spring (7), right side one end and second shock attenuation board (4) fixed connection of keeping away from first snubber block (8) in first spring (7).
5. The shaker dampening mechanism of claim 1, wherein: the second damping block (15) and the first damping block (8) are identical in structure.
6. The shaker dampening mechanism of claim 1, wherein: the second springs (10) are distributed in an array mode, and the upper surface of the first supporting plate (5) is fixedly connected with a protective shell (6).
7. The shaker dampening mechanism of claim 1, wherein: the cavity (11) is communicated with the outside through an opening (12), and the diameter of the anti-falling sheet (13) is 1.2 times of that of the opening (12).
8. A vibratory screen comprising a screen box and the vibratory screen dampening mechanism of any of claims 1-7, wherein the vibratory screen dampening mechanism is disposed at a bottom of the screen box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120494516.1U CN215878694U (en) | 2021-03-05 | 2021-03-05 | Vibrating screen damping mechanism and vibrating screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120494516.1U CN215878694U (en) | 2021-03-05 | 2021-03-05 | Vibrating screen damping mechanism and vibrating screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215878694U true CN215878694U (en) | 2022-02-22 |
Family
ID=80340014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120494516.1U Active CN215878694U (en) | 2021-03-05 | 2021-03-05 | Vibrating screen damping mechanism and vibrating screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215878694U (en) |
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2021
- 2021-03-05 CN CN202120494516.1U patent/CN215878694U/en active Active
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Effective date of registration: 20240729 Address after: No. 151, Free Trade West Street, Nanshan Street, Qianhai Shenzhen Hong Kong Cooperation Zone, Shenzhen 518000, Guangdong Province, China Merchants Qianhai Economic and Trade Center Phase I 401-A11A Patentee after: Shenzhen Bairun Supply Chain Management Co.,Ltd. Country or region after: China Address before: 225500 Xinhua Village, Baimi Town, Jiangyan District, Taizhou City, Jiangsu Province Patentee before: Taizhou Ruili Hydraulic Machinery Co.,Ltd. Country or region before: China |