CN207103132U - Cast sieve - Google Patents
Cast sieve Download PDFInfo
- Publication number
- CN207103132U CN207103132U CN201721041830.4U CN201721041830U CN207103132U CN 207103132 U CN207103132 U CN 207103132U CN 201721041830 U CN201721041830 U CN 201721041830U CN 207103132 U CN207103132 U CN 207103132U
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- sieve
- sieve plate
- plate
- screen surface
- compass screen
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Abstract
One kind casts sieve, belongs to vibration screening machinery field, solves the problems such as material plug-hole, hole clipping of viscous wet fine granular materials dry deep-sizing.Two opposite exciting sources in direction of rotation are horizontally installed with screen frame, the axial line of two exciting sources is parallel to each other, and the plane where the axial line of two exciting sources is parallel to compass screen surface；By 5~20 pieces of sieve plates, along Flow of Goods and Materials direction, installation is formed compass screen surface side by side, and every piece of sieve plate is placed between adjacent two sieve plates installation crossbeam；A piece support material floating beam is set in the lower section in every piece of sieve plate centre position, and support material floating beam extends transversely through biside plate, and its both ends spindle nose is arranged on the flexible member on the outside of side plate, and flexible member is fixed on the outside of side plate by fixing device.With simple and compact for structure, compass screen surface effective rate of utilization height, compass screen surface support material motion mode is advanced, sieve plate service life is grown, the features such as sieve plate has self-cleaning function, and the scatter radius that material obtains is big and screening efficiency is high, suitable for the dry deep-sizing to gluing wet fine granular materials.
Description
Technical field
The utility model belongs to vibration screening machinery field, is directed primarily to solve viscous wet fine granular materials dry method depth sieve
The projectile sieve divided, solves material plug-hole, hole clipping, the low problem of screening percentage.The main frame screen frame oscillation intensity of this screen(ing) machine is small, and sieves
Face and materials casting intensity super large, grow main frame screen frame service life, screening efficiency is high.
Background technology
Glue wet coal dry deep-sizing（The free moisture content 7%~14% of coal；Partition size is in 3mm~13mm）, one
All it has been domestic and international coal washing since straight, sieves the technology focus and difficulties of industry research.For this bottleneck problem, when
This life circle screening Science and Technology field has made extensive and intensive studies, achieved in theory and practice it is gratifying into
Fruit, but when glue wet fine grained coal dry deep-sizing, the paste hole of material and hole clipping phenomenon always happen occasionally so that it is existing
The screening machine for having technology can not high efficiency, the screening operation for completing working condition requirement of low cost.The flip flop screen of prior art is to work as
Glue in wet coal dry deep-sizing operation down and apply a kind of burning hoter screening machine, its structure by main screen frame, floating screen frame,
The parts such as vibrator, floating beam, fixed beam, polyurethane sieve plate, shear spring, shock-absorbing spring form, and flip flop screen is unique by it
Structural principle, 2 mass motions are driven with a less exciting force, and compass screen surface and material is produced larger slinging force
（Materials casting acceleration is 30~50 times of acceleration of gravity）, while solving material plug-hole, reduce the operation of body
Inertia force, improve the operational reliability and service life of screen(ing) machine.Shortcoming is：Housing construction is complex, and compass screen surface is longer, compass screen surface
The utilization rate effectively sieved is low, and the exciting force size that overall compass screen surface obtains everywhere is uneven, the support material motion screening mode of sieve plate
Make the service life of sieve plate relatively low, and higher is required to the material of compass screen surface, its maintenance cost is higher.
The content of the invention
The purpose of this utility model be to provide it is a kind of cast sieve, the main frame screen frame oscillation intensity of the screen(ing) machine is small, and compass screen surface and
Materials casting intensity super large（Materials casting acceleration is 60~100 times of acceleration of gravity）, main frame screen frame service life is grown,
Screening efficiency is high.Compass screen surface has self-cleaning function, solves material plug-hole, hole clipping, the low problem of screening percentage, and the use of sieve plate
Life-span is relatively long.
The utility model is realized by following measures, including screen frame, sieve plate, exciting source, shock-absorbing spring and support base；
Screen frame is mainly to install the frame structure that crossbeam and web beam form by side plate, feed box, sieve plate, it is characterized in that：In screen frame
On be horizontally installed with two opposite exciting sources in direction of rotation, the axial line of two exciting sources is parallel to each other, and two exciting sources
Axial line where plane parallel to compass screen surface；By 5~20 pieces of sieve plates, along Flow of Goods and Materials direction, installation forms compass screen surface side by side, often
Block sieve plate is arranged between adjacent two sieve plates installation crossbeam；A support material is set to float in the lower section in every piece of sieve plate centre position
Beam, support material floating beam extend transversely through biside plate, and its both ends spindle nose is arranged on the flexible member on the outside of side plate, and flexible member passes through
Fixing device is fixed on the outside of side plate.
According to the specification of vibratory sieve or the difference of wanted screening materials carrying, described exciting source is vibrating motor or inertial oscillation
Device；Described sieve plate is polyurethane sieve plate or rubber sieve plate, and every piece of sieve plate both ends are provided with snap-fit grooves, set on sieve plate installation crossbeam
There is the installation buckle to be matched with sieve plate both ends snap-fit grooves, sieve plate press is arranged on into two adjacent sieve plates by spline pacifies
Fill on crossbeam；Described support material floating beam outer peripheral face is provided with one layer of elastic abrasion-proof material；Described flexible member is metal elastic
Spring or rubber spring；The compass screen surface for the projectile sieve narrated is 1-3 layers.
The beneficial effects of the utility model are that main frame joins vibration body under the support of four groups of vibration damping support devices, by two groups of rotations
Turn exciting source in opposite direction independently to drive, motor synchronizing operation, make a concerted effort caused by the eccentric mass of two exciting sources vertical
In compass screen surface, ginseng vibration body is set to be vibrated by 90 ° of vibrating direction angle with the reciprocating linear track of certain frequency.Material floating beam is supportted simultaneously to exist
In the presence of flexible member, secondary amplification amplitude is produced, the dynamic every piece of sieve plate of support and the material above it press main frame vibrating direction angle
Produce projectile motion.Motion support material floating beam ceaselessly impacts and tightened sieve plate, strengthens the slinging force and elasticity of sieve plate.Make to glue
Property material not plug-hole, non-hole clipping, rapid sieve thoroughly, there is the function of voluntarily clearing up to compass screen surface.With simple and compact for structure, compass screen surface
Effective rate of utilization is high, and the support material motion mode of compass screen surface is advanced, its sieve plate service life length, the scatter radius that compass screen surface and material obtain
Greatly, screening efficiency is high and the features such as screen frame service life is long, suitable for the dry deep-sizing to gluing wet fine granular materials.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the enlarged drawing of Fig. 1 section views position, represents the installation of sieve plate and the schematic diagram of support material floating beam position；
Fig. 3 is Fig. 1 A-A cutaway view Amplified images, represents the installation diagram of support material floating beam；
In figure 1 be side plate, 2 be sieve plate, 3 be support material floating beam, 4 be sieve plate installation crossbeam, 5 be flexible member fix dress
Put, 6 be feed box, 7 be support base, 8 be exciting source, 9 be web beam, 10 be shock-absorbing spring, 11 be spline, 12 be elasticity it is resistance to
Mill material, 13 be fastener, 14 be hold-down bolt, 15 be outside gland, 16 be flexible member, 17 be inner side back-up ring.
Embodiment
Below in conjunction with brief description of the drawings embodiment of the present utility model, including screen frame, sieve plate 2, exciting source 8, vibration reduction support dress
Put and support base 7；Screen frame is mainly to install the frame structure that crossbeam 4 and web beam 9 form by side plate 1, feed box 6, sieve plate.
Two opposite exciting sources in direction of rotation 8 are horizontally installed with screen frame, the axial line of two exciting sources 8 is parallel to each other, and two
Plane where the axial line of individual exciting source 8 is parallel to compass screen surface；Compass screen surface is installed side by side along Flow of Goods and Materials direction by seven pieces of sieve plates 2
Composition, every piece of sieve plate 2 are arranged between adjacent two sieve plates installation crossbeam 4；One is set in the lower section in every piece of centre position of sieve plate 2
Root support material floating beam 3, support material floating beam 3 extend transversely through biside plate 1, and its both ends spindle nose is arranged on the rubber spring in the outside of side plate 1
On, rubber spring is fixed on the outside of side plate 1 by flexible member fixing device 5.
Described exciting source 8 is block bias inertia vibrator；Sieve plate 2 is the sieve plate of polyurethane material, every piece of both ends of sieve plate 2
Provided with snap-fit grooves, sieve plate installation crossbeam 4 is provided with the installation buckle to be matched with sieve plate both ends snap-fit grooves, passes through spline 11
Sieve plate 2 is extruded on adjacent two sieve plates installation crossbeam 4；Wrapped up in the outer circumference surface spraying of support material floating beam 3
Polyurea materials 12 thick one layer of 3-5mm；Described flexible member 16 is outward appearance in the rubber that Ring-cylindrical, interior installing hole are square openings
Spring；It is double deck screen vibration screen to cast sieve.
Screen box is independently driven under the support of four groups of shock-absorbing springs 10 by the opposite exciting source 8 in two groups of direction of rotation,
Motor synchronizing is run, and is made a concerted effort caused by the eccentric mass of two exciting sources 8 perpendicular to compass screen surface, makes screen box by 90 ° of vibrating direction angle
Vibrated with the reciprocating linear track of certain frequency.Material floating beam 3 is supportted simultaneously in the presence of flexible member 16, produces secondary amplification
Amplitude, the dynamic every piece of sieve plate 2 of support and the material above it produce projectile motion by main frame vibrating direction angle.Move support material floating beam
3 ceaselessly impact and tighten up and down sieve plate 2, strengthen the slinging force and elasticity of sieve plate 2.Make viscous material not plug-hole, non-hole clipping, fast
Fast sieve thoroughly, there is the function of voluntarily clearing up to compass screen surface.
Claims (6)
1. one kind casts sieve, including screen frame, sieve plate（2）, exciting source（8）, shock-absorbing spring（10）And support base（7）；Screen frame is main
It is by side plate（1）, feed box（6）, sieve plate installation crossbeam（4）And web beam（9）The frame structure of composition, it is characterized in that：
Two opposite exciting sources in direction of rotation are horizontally installed with screen frame（8）, two exciting sources（8）Axial line be parallel to each other, and
Two exciting sources（8）Axial line where plane parallel to compass screen surface；Compass screen surface is along Flow of Goods and Materials side by 5~20 pieces of sieve plates (2)
To installation composition arranged side by side, every piece of sieve plate (2) is arranged between adjacent two sieve plates installation crossbeam (4)；Among every piece of sieve plate (2)
The lower section of position sets a support material floating beam (3), and support material floating beam (3) extends transversely through biside plate (1), its both ends spindle nose installation
On flexible member (16) on the outside of side plate (1), flexible member (16) passes through flexible member fixing device（5）It is fixed on side plate
（1）Outside.
2. according to claim 1 cast sieve, it is characterized in that：Described exciting source（8）It is vibrating motor or inertial oscillation
Device.
3. according to claim 1 cast sieve, it is characterized in that：Described sieve plate（2）It is polyurethane sieve plate or rubber sieve plate,
Every piece of sieve plate（2）Both ends are provided with snap-fit grooves, sieve plate installation crossbeam（4）It is provided with the peace to be matched with sieve plate both ends snap-fit grooves
Be loaded button, passes through spline（11）By sieve plate（2）Extruding is arranged on adjacent two sieve plates installation crossbeam（4）On.
4. according to claim 1 cast sieve, it is characterized in that：Described support material floating beam（3）Outer peripheral face is provided with one layer
Elastic abrasion-proof material（12）.
5. according to claim 1 cast sieve, it is characterized in that：Described flexible member（16）It is metal spring or rubber bullet
Spring.
6. according to claim 1 cast sieve, it is characterized in that：The compass screen surface of described projectile sieve is 1-3 layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721041830.4U CN207103132U (en) | 2017-08-20 | 2017-08-20 | Cast sieve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721041830.4U CN207103132U (en) | 2017-08-20 | 2017-08-20 | Cast sieve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207103132U true CN207103132U (en) | 2018-03-16 |
Family
ID=61570178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721041830.4U Active CN207103132U (en) | 2017-08-20 | 2017-08-20 | Cast sieve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207103132U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108672254A (en) * | 2018-04-24 | 2018-10-19 | 和县金城米业有限责任公司 | A kind of rice processing conveying device with good mobile flexibility |
| CN111842125A (en) * | 2020-08-08 | 2020-10-30 | 鞍山重型矿山机器股份有限公司 | Large screening machine with self-synchronous synthetic linear track of single-shaft vibration exciter |
-
2017
- 2017-08-20 CN CN201721041830.4U patent/CN207103132U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108672254A (en) * | 2018-04-24 | 2018-10-19 | 和县金城米业有限责任公司 | A kind of rice processing conveying device with good mobile flexibility |
| CN111842125A (en) * | 2020-08-08 | 2020-10-30 | 鞍山重型矿山机器股份有限公司 | Large screening machine with self-synchronous synthetic linear track of single-shaft vibration exciter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210707 Address after: 114051 Liaoning city of Anshan province high tech Zone Anqian Road No. 294 Patentee after: Anshan Anzhong Mining Machinery Co.,Ltd. Address before: Anshan City, Liaoning Province victory road 114042 Lishan District No. 900 Patentee before: ANSHAN HEAVY DUTY MINING MACHINERY Co.,Ltd. |
|
| TR01 | Transfer of patent right |