CN211027037U

CN211027037U - Adjustable shock absorber mechanism and vibrating screen

Info

Publication number: CN211027037U
Application number: CN201921802908.9U
Authority: CN
Inventors: 黎尔素; 潘炼红; 杨新华; 谢立成; 牟中杰
Original assignee: Hunan Xiangliang Machinery Manufacturing Co ltd
Current assignee: Hunan Xiangliang Machinery Manufacturing Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-07-17
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses an adjustable bumper shock absorber mechanism and shale shaker. The adjustable shock absorber mechanism and the vibrating screen of the utility model can drive the screen shaft to vibrate together by fixedly connecting the first end of the screen shaft with the screen box, the spring upper seat is hinged with the screen shaft so as to rotate relative to the screen shaft, the spring upper seat seals the first spring inside the spring seat, the first spring can be extruded when the spring upper seat vibrates along with the screen box and the screen shaft, the first spring is compressed, thereby playing a role of shock absorption, and, by arranging a positioning pull rod, one end of the positioning pull rod is hinged with the mounting seat, the other end is connected with the spring seat through the pull rod hole shaft, thereby the length of the positioning pull rod can be adjusted to enable the spring seat to rotate around the mounting seat, thereby being convenient for adjusting the vibration direction of the shock absorber to enable the vibration direction of the vibration motor of the vibrating screen to be consistent, thereby effectively avoiding the problem of the vibrating screen that the disorder vibration occurs, and vibration noise is reduced.

Description

Adjustable shock absorber mechanism and vibrating screen

Technical Field

The utility model relates to a bumper shock absorber technical field of shale shaker, in particular to an adjustable bumper shock absorber mechanism, in addition, still in particular to adopt the shale shaker of above-mentioned adjustable bumper shock absorber mechanism.

Background

The shale shaker is one kind and makes the sieving mechanism of different material quickly separating on the sifter under the vibrating motor effect, and the shale shaker generally all can set up the bumper shock absorber and play the cushioning effect. As shown in fig. 1, in the conventional vibrating screen, a damper vibrates in a fixed vertical direction, and the vibration direction of a vibrating motor can be adjusted as required, so that the material separation and production efficiency can achieve the best effect. However, since the vibration direction of the damper cannot be adjusted, and the vibration direction of the damper is not consistent with the vibration direction of the vibration motor, the vibration sieve may have problems of vibration disorder and large vibration noise after the vibration motor is started.

SUMMERY OF THE UTILITY MODEL

The utility model provides an adjustable bumper shock absorber mechanism and shale shaker to the shale shaker that the unable adjustment of the direction of vibration of the bumper shock absorber of solving current shale shaker leads to appears the technical problem that the vibration is disorderly, vibration noise is big.

According to one aspect of the utility model, an adjustable shock absorber mechanism is provided, which is applied to a vibrating screen and comprises a screen shaft, an upper spring seat, a bush, a bearing, a first spring, a spring seat, a mounting seat, a pull rod hole shaft and a positioning pull rod, wherein the mounting seat is fixed on a frame of the vibrating screen, the first end of the screen shaft is fixedly connected with a screen box of the vibrating screen, the bearing is arranged on the second end of the screen shaft, the bush is sleeved on the screen shaft and positioned between the bearing and the screen box, the upper spring seat is hinged with the screen shaft, the spring seat is hinged with the mounting seat, the spring seat is of a hollow structure with an upper opening, the upper spring seat cover is arranged at the upper opening of the spring seat, the upper spring seat can move up and down relative to the spring seat, the first spring is arranged in the spring seat, one end of the first spring is abutted against the upper spring seat, and the other end is abutted against the bottom, one end of the positioning pull rod is hinged to the mounting seat, the other end of the positioning pull rod is connected with the spring seat through a pull rod hole shaft, and the spring seat rotates around the mounting seat by adjusting the length of the positioning pull rod so as to adjust the vibration direction of the shock absorber to be consistent with the vibration direction of a vibration motor of the vibrating screen.

Further, still hold in the palm under the spring that sets up in the spring holder, one side that the spring seat of honour is close to the spring and holds in the palm under is provided with first boss, one side that the spring seat of honour is close to the spring under the spring is provided with the second boss, a pot head of first spring is established on first boss and with the spring seat of honour butt, another pot head establish on the second boss and with the spring hold in the palm the butt under.

Further, still include adjusting bolt, the bottom of spring holder is seted up threaded hole, adjusting bolt stretches into in the spring holder and holds in the palm the butt under the spring after with this threaded hole cooperation.

Furthermore, one side of the spring upper seat close to the bottom wall of the spring seat extends to form a circular guide column, and the first spring is sleeved on the circular guide column.

Further, still including setting up the cushion ring in the spring holder, first spring one end and the spring seat of honour butt, the other end and cushion ring butt.

Further, still include first brace table, second brace table and second spring, first brace table and second brace table all are located in the spring holder and both set up relatively, first brace table and spring seat of honour fixed connection, second brace table and spring holder fixed connection, a pot head of first spring is established on first brace table, and another pot head is established on second brace table, the one end and the first brace table butt of second spring, the other end and the second brace table butt.

Furthermore, first grooves are formed in the surfaces, opposite to the first supporting table and the second supporting table, of the first supporting table and the second supporting table, and two ends of the second spring are located in the two first grooves respectively.

Further, still include the slide bar, the second recess has all been seted up on first brace table and the relative surface of second brace table both, the both ends of slide bar are located two second recesses respectively and can slide from top to bottom in two second recesses.

The utility model also provides a shale shaker adopts as above adjustable damper.

The utility model discloses following beneficial effect has:

the adjustable shock absorber mechanism of the utility model can drive the sieve shaft to vibrate together by fixedly connecting the first end of the sieve shaft with the sieve box, the upper spring seat is hinged with the sieve shaft so as to rotate relative to the sieve shaft, the upper spring seat seals the first spring inside the spring seat, the first spring can be extruded when the upper spring seat vibrates together with the sieve box and the sieve shaft, the first spring is compressed, thereby playing the role of shock absorption, moreover, by arranging a positioning pull rod, one end of the positioning pull rod is hinged with the mounting seat, the other end is connected with the spring seat through the pull rod hole shaft, thereby the length of the positioning pull rod can be adjusted to lead the spring seat to rotate around the mounting seat, thereby being convenient for adjusting the vibration direction of the shock absorber to lead the vibration direction of the vibration motor of the vibration sieve to be consistent, thereby effectively avoiding the problem of the disordered vibration of the vibration sieve, and vibration noise is reduced.

Additionally, the utility model discloses an adopt above-mentioned adjustable bumper shock absorber mechanism's shale shaker has above-mentioned advantage equally.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

fig. 1 is a schematic structural view of a conventional vibrating screen.

Fig. 2 is a schematic structural view of a vibrating screen according to the present invention.

Fig. 3 is a schematic cross-sectional view of an adjustable damper mechanism according to a preferred embodiment of the present invention.

Fig. 4 is a front view of the adjustable damper mechanism according to the preferred embodiment of the present invention.

Fig. 5 is a schematic structural view of a variation of the adjustable damper mechanism of the preferred embodiment of the present invention.

The reference numbers illustrate:

1. a screen shaft; 2. a spring upper seat; 3. a bushing; 4. a bearing; 5. a first spring; 6. a spring lower support; 7. a spring seat; 8. adjusting the bolt; 9. a mounting seat; 10. a drawbar bore shaft; 11. positioning the pull rod; 12. a first support table; 13. a second support table; 14. a second spring; 15. a first groove; 16. a slide bar; 17. a second groove; 21. a first boss; 61. a second boss; 100. a frame; 200. a screen box; 300. a vibration motor.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered below.

As shown in fig. 2, 3 and 4, the preferred embodiment of the present invention provides an adjustable damper mechanism applied to a vibrating screen, which can keep the vibrating direction of the damper consistent with the vibrating direction of the vibrating motor of the vibrating screen by adjusting the vibrating direction of the damper, thereby avoiding the problem of the vibrating screen that vibrates disorderly and effectively reducing the vibration noise. Adjustable bumper shock absorber mechanism includes sieve axle 1, spring seat of honour 2, bush 3, bearing 4, first spring 5, spring holder 7, mount pad 9, pull rod hole axle 10 and location pull rod 11, mount pad 9 fixed mounting is on the frame 100 of shale shaker, the first end of sieve axle 1 and the sieve case 200 fixed connection of shale shaker, bearing 4 installs sieve axle 1 is served to the second, 3 covers of bush establish sieve axle 1 on and be located between bearing 4 and the sieve case 200, specifically, 3 one end of bush and the butt of bearing 4, the boss butt on the other end and the second end of sieve axle 1 are served to the interval between the boss that bearing 4 and sieve axle 1's second end can be adjusted through the bush 3 of selecting different length dimensions. The spring upper seat 2 is hinged to the sieve shaft 1, the spring upper seat 2 can rotate relative to the sieve shaft 1, the spring seat 7 is hinged to the mounting seat 9, and the spring seat 7 can also rotate relative to the mounting seat 9. Spring holder 7 is a hollow structure of upper end open-ended, the upper spring seat 2 closing cap can reciprocate at the upper end opening part of spring holder 7 and the relative spring holder 7 of upper spring seat 2, first spring 5 sets up in spring holder 7, and first spring 5 one end and the upper spring seat 2 butt, the other end and the diapire butt of spring holder 7, when upper spring seat 2 takes place the vibration along with sieve axle 1 and sieve case 200 together, upper spring seat 2 moves down and extrudes first spring 5, first spring 5 is compressed to play absorbing effect. One end of the positioning pull rod 11 is hinged with the mounting seat 9, and the other end of the positioning pull rod is connected with the spring seat 7 through the pull rod hole shaft 10, so that the spring seat 7 can rotate around the mounting seat 9 by adjusting the length of the positioning pull rod 11, and the vibration direction of the shock absorber is adjusted to be consistent with the vibration direction of the vibration motor 300 of the vibrating screen. It is understood that the positioning pull rod 11 can be positioned and adjusted in its coupling length as required.

In this embodiment, the adjustable damper mechanism, by fixedly connecting the first end of the screen shaft 1 with the screen box 200, the screen box 200 can drive the screen shaft 1 to vibrate together, the upper spring seat 2 is hinged with the screen shaft 1 so as to rotate relative to the screen shaft 1, the upper spring seat 2 seals the first spring 5 inside the spring seat 7, when the upper spring seat 2 vibrates together with the screen box 200 and the screen shaft 1, the first spring 5 is pressed, the first spring 5 is compressed, so that the damping effect can be achieved, and by providing a positioning pull rod 11, one end of which is hinged with the mounting seat 9, and the other end of which is connected with the spring seat 7 through the pull rod hole shaft 10, so that the length of the positioning pull rod 11 can be adjusted to rotate the spring seat 7 around the mounting seat 9, so that the vibration direction of the damper can be adjusted to keep consistent with the vibration direction of the vibration motor 300 of the vibrating screen, thereby effectively avoiding the problem of turbulent vibration of the vibrating screen and reducing vibration noise.

It can be understood, as preferred, adjustable bumper shock absorber mechanism is still including setting up the spring in spring holder 7 and holding in the palm 6 down, the spring seat of honour 2 is close to the spring and holds in the palm one side of 6 down and is provided with first boss 21, the spring holds in the palm 6 down and is provided with second boss 61 near one side of spring seat of honour 2, a pot head of first spring 5 establish on first boss 21 and with the spring seat of honour 2 butt, another pot head establish on second boss 61 and with the spring hold in the palm 6 butt down, wherein, hold in the palm 6 under first boss 21 and the spring and can play the effect of leading and firm support first spring 5, mechanism stability is better. As a further preferred option, the adjustable shock absorber mechanism further includes an adjusting bolt 8, and a threaded hole is formed in the bottom of the spring seat 7, and the adjusting bolt 8 is matched with the threaded hole and then extends into the spring seat 7 and abuts against the bottom of the spring lower support 6, so that the compression stroke of the first spring 5 can be adjusted by adjusting the length of the adjusting bolt 8 extending into the spring seat 7, and the shock absorption effect can be adjusted as required.

It can be understood that, as an option, one side of the spring upper seat 2 close to the bottom wall of the spring seat 7 is extended to be provided with a circular guide column, and the first spring 5 is sleeved on the circular guide column, so as to play a role in guiding the first spring 5, and further improve the stability of the mechanism.

It can be understood that, as an option, the adjustable shock absorber mechanism further comprises a shock-absorbing gasket arranged in the spring seat 7, one end of the first spring 5 is abutted against the upper spring seat 2, the other end of the first spring is abutted against the shock-absorbing gasket, and the shock-absorbing effect of the mechanism can be further improved by adding a shock-absorbing gasket at one end of the first spring 5. In addition, a damping washer can be added between the first spring 5 and the spring upper seat 2, namely, two ends of the first spring 5 are respectively abutted against the damping washer, so that the damping effect of the mechanism is better.

It can be understood, as shown in fig. 5, as a deformation, adjustable shock absorber mechanism still includes first supporting bench 12, second supporting bench 13 and second spring 14, first supporting bench 12 and second supporting bench 13 all are located in spring holder 7 and both set up relatively, first supporting

bench

12 and 2 fixed connection on the spring seat, second supporting bench 13 and spring holder 7 fixed connection, a pot head of first spring 5 is established on first supporting bench 12, and another pot head is established on second supporting bench 13, and first supporting bench 12 and second supporting bench 13 can play the effect of leading first spring 5, second spring 14 is located between first supporting bench 12 and the second supporting bench 13, just the one end and the first supporting bench 12 butt of second spring 14, the other end and the butt of second supporting bench 13. By providing at least one second spring 14 between the first support table 12 and the second support table 13, the second spring 14 is also compressed during the vibration, so that the damping effect of the mechanism can be further improved. Preferably, the first grooves 15 are formed in the surfaces of the first supporting table 12 opposite to the second supporting table 13, the two ends of the second spring 14 are respectively located in the two first grooves 15, the two first grooves 15 limit the position of the second spring 14, and the stability of the mechanism is enhanced. In addition, as further preferred, the adjustable shock absorber mechanism still includes slide bar 16, and second recess 17 has all been seted up on the relative surface of first brace table 12 and second brace table 13, slide bar 16's both ends are located two second recesses 17 respectively and slide bar 16 can slide from top to bottom in two second recesses 17 to can control the compression volume of first spring 5 and second spring 14, avoid first spring 5 and second spring 14 excessively to stretch out and draw back, it is effectual to the protection of first spring 5 and second spring 14, first spring 5 and second spring 14's long service life, the cushioning effect is better, and the shock attenuation effect is more.

Additionally, it is to be appreciated that another embodiment of the present invention also provides a shaker screen that employs an adjustable damper mechanism as described above.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An adjustable shock absorber mechanism applied to a vibrating screen is characterized in that,

comprises a sieve shaft (1), an upper spring seat (2), a bushing (3), a bearing (4), a first spring (5), a spring seat (7), a mounting seat (9), a pull rod hole shaft (10) and a positioning pull rod (11), wherein the mounting seat (9) is fixed on a rack (100) of the vibrating sieve, the first end of the sieve shaft (1) is fixedly connected with a sieve box (200) of the vibrating sieve, the bearing (4) is mounted on the second end of the sieve shaft (1), the bushing (3) is sleeved on the sieve shaft (1) and is positioned between the bearing (4) and the sieve box (200), the upper spring seat (2) is hinged with the sieve shaft (1), the spring seat (7) is hinged with the mounting seat (9), the spring seat (7) is of a hollow structure with an upper end opening, the upper spring seat (2) is covered at an opening at the upper end of the spring seat (7) and the upper spring seat (2) can move up and down relative to the spring seat (7), first spring (5) set up in spring holder (7), and first spring (5) one end and spring seat of honour (2) butt, the diapire butt of the other end and spring holder (7), location pull rod (11) one end is articulated with mount pad (9), and the other end passes through pull rod hole axle (10) to be connected with spring holder (7), makes spring holder (7) rotate around mount pad (9) through the length of adjustment location pull rod (11) to the direction of vibration of adjustment bumper shock absorber keeps unanimous with the direction of vibration of vibrating motor (300) of shale shaker.

2. An adjustable shock absorber mechanism as claimed in claim 1,

still hold in the palm (6) under the spring that sets up in spring holder (7), one side that spring upper bracket (2) are close to spring lower bracket (6) is provided with first boss (21), one side that spring lower bracket (6) are close to spring upper bracket (2) is provided with second boss (61), a pot head of first spring (5) establish on first boss (21) and with spring upper bracket (2) butt, another pot head establish on second boss (61) and with spring lower bracket (6) butt.

3. An adjustable shock absorber mechanism as claimed in claim 2,

the spring seat is characterized by further comprising an adjusting bolt (8), a threaded hole is formed in the bottom of the spring seat (7), and the adjusting bolt (8) is matched with the threaded hole and then extends into the spring seat (7) to be abutted against the lower spring support (6).

4. An adjustable shock absorber mechanism as claimed in claim 1,

one side of the spring upper seat (2) close to the bottom wall of the spring seat (7) extends to form a circular guide column, and the first spring (5) is sleeved on the circular guide column.

5. An adjustable shock absorber mechanism as claimed in claim 1,

still including setting up the cushion ring in spring holder (7), first spring (5) one end and spring seat of honour (2) butt, the other end and cushion ring butt.

6. An adjustable shock absorber mechanism as claimed in claim 1,

still include first supporting bench (12), second supporting bench (13) and second spring (14), first supporting bench (12) and second supporting bench (13) all are located in spring holder (7) and both set up relatively, first supporting bench (12) and spring seat of honour (2) fixed connection, second supporting bench (13) and spring holder (7) fixed connection, the pot head of first spring (5) is established on first supporting bench (12), and another pot head is established on second supporting bench (13), the one end and first supporting bench (12) butt of second spring (14), the other end and second supporting bench (13) butt.

7. An adjustable shock absorber mechanism as claimed in claim 6,

first recess (15) have all been seted up on the relative surface of first brace table (12) and second brace table (13), the both ends of second spring (14) are located two first recesses (15) respectively.

8. An adjustable shock absorber mechanism as claimed in claim 7,

still include slide bar (16), second recess (17) have all been seted up on first brace table (12) and second brace table (13) both relative surfaces, the both ends of slide bar (16) are located two second recesses (17) respectively and can slide from top to bottom in two second recesses (17).

9. A vibrating screen characterised by the use of an adjustable damper mechanism as claimed in any one of claims 1 to 8.