CN105057203A - Using method of vibrating screen plate - Google Patents
Using method of vibrating screen plate Download PDFInfo
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- CN105057203A CN105057203A CN201510551189.8A CN201510551189A CN105057203A CN 105057203 A CN105057203 A CN 105057203A CN 201510551189 A CN201510551189 A CN 201510551189A CN 105057203 A CN105057203 A CN 105057203A
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- screen
- sieve plate
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- contiguous block
- sieve
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Abstract
The invention discloses a using method of a vibrating screen plate. The using method of the vibrating screen plate comprises the following steps that firstly, the screen plate is in bolted connection with an external screening machine longitudinal beam through matching of threaded holes and connecting blocks arranged at two ends of the screen plate to achieve flexible connection between the screen plate and the external screening machine longitudinal beam, and a part of acting force can be buffered itself, so that the bolts do not easily loosen. The screen plate is located between the oblique screening machine longitudinal beam and an oblique screening machine cross beam, multiple evenly-arranged screen holes are formed in the screen plate, and the cross sections of the screen holes are parallelograms. Back ribs are arranged among the screen holes. The vibrating screen plate further comprises the connecting blocks and is connected with the screening machine longitudinal beam through the connecting blocks.
Description
Technical field
The present invention relates to a kind of using method of sieve plate, specifically refer to a kind of using method of oscillating screen plate.
Background technology
Vibratory sieve is that the reciprocating rotary type utilizing oscillator exciting to produce vibrates and works.The upper rotation weight of oscillator makes compass screen surface produce plane whirling vibration, and lower rotation weight then makes compass screen surface produce conical surface rotary vibration, and its symphyogenetic effect then makes compass screen surface generation revolve type vibration again.Its oscillation trajectory is the space curve of a complexity, and this curve is projected as one circular at horizontal plane, and being projected as on the vertical plane is one oval.Regulate the exciting force of upper and lower rotation weight, can amplitude be changed; And regulate the space phase angle of upper and lower weight, then can change the curve shape of compass screen surface movement locus and change the movement locus of material on compass screen surface.Vibratory sieve is mainly divided into linear vibrating screen, circular shale shaker, high frequency shale shaker, and vibratory sieve can be divided into single-shaft vibrating screen and dual-axis vibration sieve by the pattern of vibrator.Single-shaft vibrating screen utilizes single unbalanced weight exciting that screen box is vibrated, and compass screen surface tilts, and the movement locus of screen box is generally circle or ellipse; Dual-axis vibration sieve utilizes synchronous different to pivotal pair of unbalanced weight exciting, and compass screen surface level or low-angle dip, the movement locus of screen box is straight line.Vibratory sieve has the types such as inertia vibrating screen, eccentric vibrating screen, self-fixed centre shale shaker and hummer screen.
At present, punching sieve plate is directly welded on after steel plate punching on screen frame, processing and manufacturing is simple, but easily loosens due to bolt on sieve plate, can collide bottom screen frame with sieve beam, sieve plate is caused to break in short time, because the low sieve aperture of sieve-plate aperture ratio easily blocks up, add own wt and limit and cause sieve beam generation phenomenon of rupture, while accident increases, waste again a large amount of human and material resources, have a strong impact on normal production, bring negative effect to enterprise.
Summary of the invention
The invention provides a kind of using method of oscillating screen plate, solve the problems such as punching sieve plate accident rate is high, screening efficiency is low.
Object of the present invention reaches by the following technical programs:
The present invention includes following steps: the screwed hole first arranged by sieve plate two ends and contiguous block are matched, sieve plate is connected with outside screen(ing) machine longeron bolt, realize flexibly connecting of sieve plate and outside screen(ing) machine longeron, can the active force of a buffer itself part, bolt is not easily loosened; Wherein, sieve plate is between the screen(ing) machine longeron tilted and the screen(ing) machine crossbeam of inclination, and described sieve plate has multiple evenly distributed sieve aperture, and the cross section of described sieve aperture is parallelogram; Backing strip is provided with between described sieve aperture; Also comprise contiguous block, sieve plate is connected with screen(ing) machine longeron by contiguous block.
Also comprise the vibration damping adhesive tape be arranged between described screen(ing) machine crossbeam and described sieve plate.
Described sieve plate comprises polyurethane rubber and is arranged at the steel skeleton in polyurethane rubber; Described backing strip is connected with steel skeleton.
Described contiguous block is made up of rubber, and described screen(ing) machine longeron is provided with groove, and contiguous block is placed in groove, and the bottom land of groove has tapped through hole, and bolt-through contiguous block coordinates with tapped through hole.
The top of described contiguous block is provided with annular protrusion, and annular protrusion surrounds the nut of described bolt.
The angle of inclination of described sieve plate is 15 ° ~ 20 °.
Described bolt is interior six side's dormant bolts.
The present invention compared with prior art, there is following advantage and beneficial effect:
1, the backing strip that the present invention is arranged can be fastening by sieve plate, ensures the stability of sieve plate work, the sieve aperture of traditional sieve plate and the plane orthogonal at sieve plate place, and sieve aperture of the present invention and horizontal plane, increases the area that sieve is saturating, improve the effect of screening;
2, the steel skeleton of sieve plate of the present invention casts in polyurethane rubber, outside being exposed to, gives full play to the performance of polyurethane elastomer, and sieve plate carries out elastic coupling with sieve beam, thus prevents loosening of sieve plate; Polyurethane rubber sieve plate, in vibration processes, can also produce secondary vibration, is conducive to the self-cleaning of sieve aperture, and non clogging screen hole; Polyurethane is the height compound between rubber and plastics, and its anti-wear performance is 3 ~ 4 times of manganese steel, and intensity is 3 ~ 5 times of rubber, therefore sieve plate can also wear-resistant, deflect, long service life, weight is also light.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide the further understanding to the embodiment of the present invention, forms a application's part, does not form the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of sieve plate;
Fig. 2 is the A-A profile of Fig. 1;
Mark and corresponding parts title in accompanying drawing:
1-sieve plate, 2-screen(ing) machine crossbeam, 3-screen(ing) machine longeron, 4-contiguous block, 5-groove, 6-bolt, 7-sieve aperture, 8-backing strip, 9-angle of inclination, 10-vibration damping adhesive tape.
Detailed description of the invention
Embodiment 1
As shown in Figure 1, the present invention includes following steps: the screwed hole first arranged by sieve plate two ends and contiguous block are matched, sieve plate is connected with outside screen(ing) machine longeron bolt, realize flexibly connecting of the screen(ing) machine longeron of sieve plate and outside, can the active force of a buffer itself part, bolt is not easily loosened; Wherein, sieve plate is between the screen(ing) machine longeron tilted and the screen(ing) machine crossbeam of inclination, and described sieve plate has multiple evenly distributed sieve aperture, and the cross section of described sieve aperture is parallelogram; Backing strip is provided with between described sieve aperture; Also comprise contiguous block, sieve plate is connected with screen(ing) machine longeron by contiguous block.
Sieve plate 1 of the present invention is between the screen(ing) machine longeron 3 tilted and the screen(ing) machine crossbeam 2 of inclination, and described sieve plate 1 has multiple evenly distributed sieve aperture 7, and the cross section of described sieve aperture 7 is parallelogram; Backing strip 8 is provided with between described sieve aperture 7; Also comprise contiguous block 4, sieve plate 1 is connected with screen(ing) machine longeron 3 by contiguous block 4; Described contiguous block 4 is made up of rubber, and described screen(ing) machine longeron 3 is provided with groove 5, and contiguous block 4 is placed in groove 5, and the bottom land of groove 5 has tapped through hole, and bolt 6 runs through contiguous block 4 and coordinates with tapped through hole; The vibration sieve plate 1 be obliquely installed is connected with outside screen(ing) machine by bolt 6, on screen(ing) machine vibrator vibration under drive sieve plate 1 to carry out screening operation, but after sieve plate 1 for a long time vibration, sieve aperture 7 has cylindrical wear to become reverse frustoconic, cause sieve plate 1 operationally material be embedded in sieve aperture 7 and not easily pass, and then blocking sieve aperture 7, have a strong impact on the screening efficiency of sieve plate 1; The screwed hole that the present invention is arranged by sieve plate 1 two ends and contiguous block 4 match, sieve plate 1 is connected with outside screen(ing) machine longeron 3 bolt 6, flexibly connecting of the screen(ing) machine longeron 3 of sieve plate 1 and outside can be realized, can the active force of a buffer itself part, ensure that bolt 6 not easily loosens, reduce the fault rate of screen(ing) machine; The backing strip 8 arranged by fastening for sieve plate 1, can ensure the stability that sieve plate 1 works, and the sieve aperture 7 of traditional sieve plate and the plane orthogonal at sieve plate 1 place, and sieve aperture of the present invention 7 and horizontal plane, increase the area that sieve is saturating, improve the effect of screening; For reducing the interaction force between sieve plate 1 and screen(ing) machine further, the crossbeam 2 of the screen(ing) machine in outside being provided with vibration damping adhesive tape 10 along flow direction of material, ensureing to keep relative static conditions between screen(ing) machine and sieve plate 1, improving the stability of screen(ing) machine work; Fixed by bolt 6 during installation, sieve plate 1 is dismantled convenient, reduce the workload of maintenance; Being rigidly connected between sieve plate and longeron 2 becomes and flexibly connects by the contiguous block 4 arranged, and the contiguous block 4 of the materials such as rubber particularly can be adopted to have the effect of self vibration damping, sieve plate 1 is not easily loosened, and reduces overall weight.
Wherein, the steel skeleton of sieve plate 1 casts in polyurethane rubber, gives full play to the performance of polyurethane elastomer, and sieve plate 1 is carried out elasticity with sieve beam and linked, thus prevents loosening of sieve plate 1; Polyurethane rubber sieve plate 1, in vibration processes, can produce secondary vibration, is conducive to the self-cleaning of sieve aperture 7, and non clogging screen hole 7; The top of contiguous block 4 is provided with annular protrusion 11; annular protrusion 11 surrounds the nut of described bolt 6; annular protrusion 11 can avoid nut 6 to get rusty after long-time use under moist environment, can carry out certain protection, strengthen the connective stability between sieve plate 1 and screen(ing) machine longeron to bolt 6
Embodiment 2
As shown in Figure 2, a kind of oscillating screen plate of the present invention, the angle of inclination 9 of sieve plate 1 is 15 ° ~ 20 °; Compass screen surface gradient is relevant with screening efficiency with sieve plate 1 treating capacity, and the gradient of sieve plate 1 is larger, and its treating capacity is also larger, but screening efficiency connects lower; The gradient of sieve plate 1 is arranged within the scope of 15 ° ~ 20 °, can make to reach effective balance between treating capacity and screening efficiency, when gradient is lower than 15 °, the treating capacity of sieve plate 1 is too low, make most drilling fluid can not get screening out process, when gradient is higher than 20 °, the screening efficiency of sieve plate 1 is too low, sieve plate 1 is blocked, affects operating efficiency.
Above-described detailed description of the invention; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. the using method of an oscillating screen plate, it is characterized in that: comprise the following steps: the screwed hole and the contiguous block (4) that first pass through the setting of sieve plate (1) two ends match, sieve plate (1) is connected with outside screen(ing) machine longeron (3) bolt, realize flexibly connecting of screen(ing) machine longeron (3) of sieve plate (1) and outside, can the active force of a buffer itself part, bolt is not easily loosened; Wherein, sieve plate (1) is positioned between the screen(ing) machine longeron (3) of inclination and the screen(ing) machine crossbeam (2) tilted, and described sieve plate (1) has multiple evenly distributed sieve aperture (7), and the cross section of described sieve aperture (7) is parallelogram; Backing strip (8) is provided with between described sieve aperture (7); Also comprise contiguous block (4), sieve plate (1) is connected with screen(ing) machine longeron (3) by contiguous block (4).
2. the using method of a kind of oscillating screen plate according to claim 1, is characterized in that: also comprise the vibration damping adhesive tape (10) be arranged between described screen(ing) machine crossbeam (2) and described sieve plate (1).
3. the using method of a kind of oscillating screen plate according to claim 1, is characterized in that: described sieve plate (1) comprises polyurethane rubber and is arranged at the steel skeleton in polyurethane rubber; Described backing strip (8) is connected with steel skeleton.
4. the using method of a kind of oscillating screen plate according to claim 1, it is characterized in that: described contiguous block (4) is made up of rubber, described screen(ing) machine longeron (3) is provided with groove (5), contiguous block (4) is placed in groove (5), the bottom land of groove (5) has tapped through hole, and bolt (6) runs through contiguous block (4) and coordinates with tapped through hole.
5. the using method of a kind of oscillating screen plate according to claim 4, is characterized in that: the top of described contiguous block (4) is provided with annular protrusion (11), and annular protrusion (11) surrounds the nut of described bolt (6).
6. the using method of a kind of oscillating screen plate according to claim 1, is characterized in that: the angle of inclination (9) of described sieve plate (1) is 15 ° ~ 20 °.
7. the using method of a kind of oscillating screen plate according to claim 4, is characterized in that: described bolt (6) is interior six side's dormant bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510551189.8A CN105057203A (en) | 2015-09-02 | 2015-09-02 | Using method of vibrating screen plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510551189.8A CN105057203A (en) | 2015-09-02 | 2015-09-02 | Using method of vibrating screen plate |
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| Publication Number | Publication Date |
|---|---|
| CN105057203A true CN105057203A (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510551189.8A Pending CN105057203A (en) | 2015-09-02 | 2015-09-02 | Using method of vibrating screen plate |
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| CN (1) | CN105057203A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201179507Y (en) * | 2008-03-27 | 2009-01-14 | 中国矿业大学 | Mosaic type elastic compound sieve plate |
| CN201510995U (en) * | 2009-09-17 | 2010-06-23 | 江西铜业股份有限公司 | Vibration sieve shoe profile connecting method |
| CN103619495A (en) * | 2011-05-24 | 2014-03-05 | 美特索矿物公司 | Screen module, processing apparatus and processing plant for mineral material |
| CN203565336U (en) * | 2013-11-12 | 2014-04-30 | 成都科盛石油科技有限公司 | Vibration sieve plate |
| CN203678677U (en) * | 2014-01-10 | 2014-07-02 | 江苏建筑职业技术学院 | Vibration screen with reinforcement beam |
-
2015
- 2015-09-02 CN CN201510551189.8A patent/CN105057203A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201179507Y (en) * | 2008-03-27 | 2009-01-14 | 中国矿业大学 | Mosaic type elastic compound sieve plate |
| CN201510995U (en) * | 2009-09-17 | 2010-06-23 | 江西铜业股份有限公司 | Vibration sieve shoe profile connecting method |
| CN103619495A (en) * | 2011-05-24 | 2014-03-05 | 美特索矿物公司 | Screen module, processing apparatus and processing plant for mineral material |
| CN203565336U (en) * | 2013-11-12 | 2014-04-30 | 成都科盛石油科技有限公司 | Vibration sieve plate |
| CN203678677U (en) * | 2014-01-10 | 2014-07-02 | 江苏建筑职业技术学院 | Vibration screen with reinforcement beam |
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Application publication date: 20151118 |