CN208928565U - More plastids activate uniform thickness flip flop screen - Google Patents
More plastids activate uniform thickness flip flop screen Download PDFInfo
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- CN208928565U CN208928565U CN201820980528.3U CN201820980528U CN208928565U CN 208928565 U CN208928565 U CN 208928565U CN 201820980528 U CN201820980528 U CN 201820980528U CN 208928565 U CN208928565 U CN 208928565U
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- screen
- tension
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- screen frame
- relaxation
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- 210000002706 plastid Anatomy 0.000 title claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 34
- 229920002635 polyurethane Polymers 0.000 claims abstract description 16
- 239000004814 polyurethane Substances 0.000 claims abstract description 16
- 230000033001 locomotion Effects 0.000 claims abstract description 11
- 230000004913 activation Effects 0.000 claims abstract description 6
- 238000002955 isolation Methods 0.000 claims description 4
- 238000012216 screening Methods 0.000 abstract description 18
- 230000010355 oscillation Effects 0.000 abstract description 4
- 238000010008 shearing Methods 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 241000234295 Musa Species 0.000 description 4
- 235000018290 Musa x paradisiaca Nutrition 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 241000222712 Kinetoplastida Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model discloses more plastids to activate uniform thickness flip flop screen, including screen frame, tension and relaxation body, exciting device, support frame, T-type spring arrangement and polyurethane sieve plate.The purpose of the utility model is to provide a kind of novel screening plants, it has the characteristics that more plastid oscillation crosswises (being conducive to activate material), screening with constant bed thickness, compass screen surface tension and relaxation.There was only lateral shearing dynamic load to ground, and special vibration mode has lateral activation to material, screening efficiency is high.Tension and relaxation compass screen surface makes material do " trampoline " movement, effectively solves plug-hole phenomenon.Motor is connected with the lesser vibration plastid of amplitude, plays the role of protecting motor, vibrates and is connected between plastid and screen box with multiple groups spring flexible, keeps overall structure stress more reasonable.
Description
Technical field
The utility model discloses more plastids to activate uniform thickness flip flop screen, belongs to screening machinery, is specifically to provide
A kind of more plastids, etc. deep bed sinterings, compass screen surface tension and relaxation sieving machine equipment., humidity tiny suitable for particle is big and toughness
Deng the screening of the big granule materials of screening difficulty.
Background technique
The vibration flip flop screen that current existing flip flop screen type has Liwell type flip flop screen and motivated by vibration excitor.In analysis
Two kinds of flip flop screens are stated, they are respectively present following different disadvantage.Liwell type flip flop screen is in transmission shaft design using longer
Crank, and use elastic flat spring on the support structure as support, this design is objectively bringing some problems, one
It is that flat spring does periodic wobble for a long time, easily causes the fatigue rupture of flat spring, reduce the reliability that sieve uses, second is that relaxes
The entire inside and outside screen frame of sieve does approximate reciprocal periodical linear motion back and forth, along with support plate spring bending to be overcome
Stress acting, needs very big driving power.It vibrates flip flop screen to drive using vibration excitor, inertia force needed for the entire sieve nest of exciting
Larger thus power consumption is larger, although solving the problems, such as that elastic plate spring supporting is brought, but brings sieve nest vibration to ground
The larger problem of dynamic load.
The purpose of this utility model is exactly to solve above two type flip flop screen there are driving powers big, part manufacturing cost
The disadvantages of height, ground dynamic load is big, to design a kind of more plastid activation uniform thickness flip flop screens.
Summary of the invention
The purpose of the utility model is to provide a kind of novel screening plants, and there are multiple plastid oscillation crosswises (to transport with material
Dynamic direction is vertical), etc. deep bed sinterings, compass screen surface tension and relaxation the characteristics of, device structure, vibration mode and material movement are all different from existing
A kind of what screening plant.There was only lateral shearing dynamic load to ground, and special vibration mode has lateral work to material
Change effect, screening efficiency are high.Has energy conservation, efficiently and the advantages of low dynamic load.
The utility model is implemented with the following technical solutions: more plastids activate uniform thickness flip flop screen, including outer screen frame (1), relaxation
Open body (2), exciting device (3), support frame (4), T-type spring arrangement (5) and polyurethane sieve plate (6).Tension and relaxation body (2) is by actively
Screen frame (12) and floating screen frame (13) are constituted, and the crossbeam of two screen frames is interspersed, and wherein active screen frame (12) and outer screen frame (1) are solid
Fixed connection.Exciting device (3) drives the vibration of outer screen frame (1) to make active screen frame (12) to vibrate, due to active screen frame (12) and
It is to be connected with shear spring (14) between floating screen frame (13), vibration frequency, which is transferred to, makes active screen frame (12) and floating screen frame (13)
Size in opposite phase makes floating screen frame (13) to generate the vibration with active screen frame (12) opposite phase, makes to be connected to master
Polyurethane sieve plate (6) on dynamic screen frame (12) and floating screen frame (13) does tension and relaxation movement.The compass screen surface of tension and relaxation makes the object in thereon
Material is by the power perpendicular to compass screen surface, and compass screen surface is at an angle to the horizontal surface, therefore material can be tossed and travel forward.Due to
Exciting device (3) is vibrated by vibrating motor band kinetoplast (22), and plastid (22) and outer screen frame (1) are connected by main vibration spring (21)
It connects, constitutes additional mass vibration, drive macroplast vibration to reach energy-efficient purpose by small mass vibrating.Outer screen frame (1) is along compass screen surface
Width direction straight-line oscillation makes overall screen face have oscillation crosswise, and material is cast in forward movement also by flexible compass screen surface
By the power (frictional force and side plate thrust) of compass screen surface transverse direction, material loosening is activated, is conducive to material layering and sieves thoroughly.Three tension and relaxation
Body (2) is mounted on outer screen frame (1) that (tension and relaxation body quantity and setting angle can bases horizontal by 15 °, 20 °, 25 ° respectively
Screening requires to change), make whole compass screen surface also and be in 15 °, 20 °, 25 ° of Banana Type compass screen surface, realizes material screening with constant bed thickness.
The utility model mounting means are as follows: the sieve beam interlaced arrangement of active screen frame (12) and floating screen frame (13) is actively sieved
A tension and relaxation body (2) is connected and composed with shear spring (14) between frame (12) and floating screen frame (13).Three tension and relaxation bodies (2) point
It is not mounted side by side on horizontal by 15 °, 20 °, 25 ° (tension and relaxation body quantity and setting angle can require to change according to screening)
Between (1) two side plate (8) of outer screen frame, it is fixedly connected with side plate (8), the bolt hole of redundancy is stayed to make tension and relaxation body on side plate (8)
(2) it can be fixedly mounted on different angle between both side plate (8), make compass screen surface adjustable angle.Exciting device (3) is mounted on outer screen frame
(1) on side side plate (8), main vibration spring (21) both ends between plastid (22) and side plate (8) are fixed using bolt presses.Outside
Screen frame (1) first half and latter half respectively install a pair of of T-type spring arrangement (5), part and side plate on T type spring arrangement (5)
(8) it is fixedly connected with bolt, is fixedly connected below with support frame (4) with bolt.Polyurethane sieve plate (6) both sides are mounted on tension and relaxation body
(2) card slot (18) is inner and compresses the entire compass screen surface of composition with press strip.
Working principle of the utility model is: vibration device (3) drives outer screen frame (1) vibration to make active screen frame (12)
Vibration, is to be connect between active screen frame (12) and floating screen frame (13) with shear spring (14), and excited frequency, which is transferred to, to make actively to sieve
Frame (12) and floating screen frame (13) are in the size of opposite phase, generate floating screen frame (13) opposite with active screen frame (12)
The vibration of phase makes the polyurethane sieve plate (14) being connected on active screen frame (12) and floating screen frame (13) do tension and relaxation movement, makes
Material in flexible compass screen surface does trampolining.Excited frequency is transferred to exciting device (3) amplitude is smaller, and amplitude of screen box is biggish
Frequency operating points make plastid (22) vibration drive screen frame vibration, achieve the purpose that make device energy conservation, and due to vibrating motor
(23) plastid (22) vibration connected is smaller, therefore also functions to the effect of protection motor.The exciting force of exciting device (3) passes through sieve
Case mass center, exciting force are oriented parallel to ground and screen(ing) machine width direction, perpendicular to material movement direction, make screen box also in this side
It is vibrated to reciprocating linear, makes material not only by the throwing power perpendicular to compass screen surface, also by between compass screen surface and material or material and object
The lateral thrust of side-friction and side plate between material, activates material sufficiently loosely.Since compass screen surface is by tension and relaxation body (2) group
At segmented Banana Type compass screen surface, therefore material quickly moves on the compass screen surface of feeding end larger angle, spreads out supplied materials quickly,
Material tails off after one section of screening, and movement velocity reduces on the compass screen surface of discharge end smaller angle, keeps original bed of material thickness
Degree, realizes the screening with constant bed thickness from feeding end to discharge end on the whole in this way.Due to being combined into one using multiple tension and relaxation bodies (2)
The compass screen surface of blocking, single polyurethane sieve plate (6) can be shorter, is conducive to the modular repair of compass screen surface, and blocking is each
Tension and relaxation body (2) using the shear spring (14) with different-stiffness different number, can make the master of each tension and relaxation body (2), floating screen frame
There is different relative amplitudes, so that every section of compass screen surface being made of tension and relaxation body (2) is had different tension and relaxation intensity, in thin object
The feeding end that material accounts for main specific gravity keeps its tension and relaxation intensity big, and thin material is more difficult when by more high acceleration to be sticked to polyurethane
It is also just more difficult to block sieve pore on sieve plate (6), keep its tension and relaxation intensity smaller in the discharge end that rough material accounts for main specific gravity, shape
At the significantly more efficient automatically cleaning sieved and be conducive to compass screen surface.
The utility model has the beneficial effects that there was only lateral shearing dynamic load to ground, the mechanical characteristic of combined ground makes
Ground is substantially reduced by the damage of dynamic load bring；And special lateral-directional mode has lateral activation to material and makees
With this is a kind of mode of activation material not available for other any sieves；And be Banana Type compass screen surface screening with constant bed thickness, it is effectively sharp
With each section of compass screen surface, screening efficiency height；Due to being combined into the compass screen surface of a blocking, single polyurethane using multiple tension and relaxation bodies (2)
Sieve plate (6) can be shorter, is conducive to the modular repair of compass screen surface, and each tension and relaxation body (2) of blocking can use different-stiffness
Shear spring (14), so that the master of each tension and relaxation body (2), floating screen frame is had different relative amplitudes, can thus make by tension and relaxation
Every section of compass screen surface that body (2) is constituted has the feeding end of different relaxation weights to keep its tension and relaxation intensity big, accounts for going out for main specific gravity in rough material
Material end keeps its tension and relaxation intensity smaller, forms significantly more efficient screening and is conducive to the automatically cleaning of compass screen surface；Exciting device (3) and sieve
It is flexibly connected between case with multiple main vibration springs (21), keeps screen box stress more reasonable, mitigate screen box damage situations；Using plastid
(22) vibration mode for driving screen box vibration plays energy-conserving action, and due to plastid (22) vibration of vibrating motor (23) connection
It is dynamic smaller, therefore also function to the effect of protection motor.In summary, the utility model has low dynamic load, activation material, uniform thickness
Many advantages, such as screening, reasonable stress and energy conservation.
Detailed description of the invention
Fig. 1 is the overall structure three-dimensional view of the utility model；
Fig. 2 is the overall structure side view of the utility model；
Fig. 3 is the outer screen frame structural upright view of the utility model；
Fig. 4 is the tension and relaxation body three-dimensional view of the utility model；
Fig. 5 is the active screen frame three-dimensional view of the utility model；
Fig. 6 is the floating screen frame three-dimensional view of the utility model；
Fig. 7 is the polyurethane sieve plate three-dimensional view of the utility model；
Fig. 8 is the polyurethane sieve plate scheme of installation of the utility model；
Fig. 9 is the exciting device three-dimensional view of the utility model；
Figure 10 is the T-type spring arrangement three-dimensional view of the utility model；
Figure 11 is the T-type spring arrangement side view of the utility model；
Figure 12 is the support frame three-dimensional view of the utility model；
The symbol description of major part in figure:
The outer screen frame of 1-；2- tension and relaxation body；3- exciting device；4- support frame；5-T type spring vibration isolation device；6- polyurethane sieve plate；
7- feeding plate；8- side plate；The side's 9- crossbeam；10- justifies crossbeam；11- discharge port；12- active screen frame；13- floating screen frame；14- shearing
Spring；15- angle steel；16- connecting plate；17- active beam；18- card slot；19- channel steel；20- floating beam；21- main vibration spring；22- matter
Body；23- vibrating motor；
Specific embodiment
The present invention will be further described with reference to the accompanying drawing.
As depicted in figs. 1 and 2, more plastids activate uniform thickness flip flop screen, it includes outer screen frame (1), tension and relaxation body (2), exciting dress
Set (3), support frame (4), T-type spring vibration isolation device (5) and polyurethane sieve plate (6).Three tension and relaxation bodies (2) respectively horizontal by
15 °, 20 °, 25 ° of flanges by tension and relaxation body (2) both sides be mounted in the side plate (8) of outer screen frame (1), make it generally be in
15 °, 20 °, 25 ° of Banana Type compass screen surface, for sieving different material, which can suitably change.The main vibration of exciting device (3)
It is fixed between on the outside of spring (21) and outer screen frame (1) with bolt presses, is mounted on exciting device (3) on outer screen frame.Four T
Type spring arrangement (5) is separately fixed at screen frame side plate (8) each position, support screen frame in rectangular layout, T by the flange of upper part
Type spring vibration isolation device (5) lower part is joined with bolts with support frame (4).Finally, polyurethane sieve plate (6) is fixed on tension and relaxation
Between the floating beam (20) and active beam (17) of body (2), it is separately fixed at its both sides in the card slot (18) that both sides are pressed on beam
On floating beam (20) and active beam (17), specific mounting means is shown in Fig. 8, and polyurethane sieve plate (6) shape is as shown in Figure 7.
Fig. 3 show outer screen frame (1) three-dimensional view, it includes feeding plate (7), side plate (8), square crossbeam (9), circle crossbeam
(10), discharge port (11).Feeding plate (7) are installed in front end installation discharge port (11) between both side plate (8), rear end, all using fixation
Connection.It is intermediate fixed by the flange side of making crossbeam (9) and circle crossbeam (10) in place as shown in the figure, constitute outer screen frame (1).
Fig. 4 show tension and relaxation body (2) three-dimensional view, it includes active screen frame (12), floating screen frame (13) and shear spring
(14).The active beam (17) and floating beam (20) of active screen frame (12) and floating screen frame (13) are staggered, active screen frame (12)
Connecting and composing the floating screen frame of a master with shear spring (14) between floating screen frame (13) can be with the tension and relaxation body (2) of relative motion.
Fig. 5 show the three-dimensional view of active screen frame (12), it includes angle steel (15), connecting plate (16), active beam (17)
With card slot (18).Two pieces of connecting plates (16) and four angle steel (15) are welded into a frame structure, the equidistant placement inside box
Active beam (17), active beam top are burn-on card slot (18), remaining connection is also all welding.
Fig. 6 show the three-dimensional view of floating screen frame (13), it includes channel steel (19) and floating beam (20), two channel steels
(19) four floating beams (20) are equidistantly welded between constitutes a floating screen frame (13).
The three-dimensional view of exciting device shown in Fig. 9 (3), it includes main vibration spring (21), plastid (22) and vibrating motor
(23).Two vibrating motors (23) are mounted on plastid (22) side, and 4 column, 4 row's main vibration spring (21) is arranged in plastid (22) other side
(selection spring number being required according to different-stiffness, i.e. spring number is variable).
Claims (5)
- Plastid more than 1. activate uniform thickness flip flop screen, including screen frame (1), tension and relaxation body (2), exciting device (3), support frame (4), T-type every Shake spring arrangement (5) and polyurethane sieve plate (6), it is characterised in that: the tension and relaxation body (2) is fixedly mounted at outer screen frame (1) two Screen box is constituted between side plate (8), exciting device (3) is mounted on screen box side, it is connect between screen box by one group of spring (21), By T-type isolation spring device (5) connection screen box and support frame (4).
- 2. more plastids according to claim 1 activate uniform thickness flip flop screen, it is characterised in that: by vibrating motor (23) in screen box Side drives plastid (22) vibration to drive sieve vibration indirectly.
- 3. more plastids according to claim 1 activate uniform thickness flip flop screen, it is characterised in that: screen box is parallel to ground, vertical It is vibrated in material movement direction.
- 4. more plastids according to claim 1 activate uniform thickness flip flop screen, it is characterised in that: more plastid activation uniform thickness relax Opening sieve includes at least one tension and relaxation body (2), and tension and relaxation body (2) angle can select to install according to compass screen surface angle requirement.
- 5. plastid more than activates uniform thickness flip flop screen, including screen frame (1), tension and relaxation body (2), exciting device (3), support frame (4), T-type bullet Spring device (5) and polyurethane sieve plate (6), it is characterised in that: the tension and relaxation body (2), it includes active screen frame (12), float sieve The active beam (17) and floating beam (20) staggered row of frame (13) and shear spring (14), active screen frame (12) and floating screen frame (13) Column, between active screen frame (12) and floating screen frame (13) with shear spring (14) connect and compose a master, float screen frame can be opposite The tension and relaxation body (2) of movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820980528.3U CN208928565U (en) | 2018-06-25 | 2018-06-25 | More plastids activate uniform thickness flip flop screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820980528.3U CN208928565U (en) | 2018-06-25 | 2018-06-25 | More plastids activate uniform thickness flip flop screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208928565U true CN208928565U (en) | 2019-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820980528.3U Expired - Fee Related CN208928565U (en) | 2018-06-25 | 2018-06-25 | More plastids activate uniform thickness flip flop screen |
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| Country | Link |
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| CN (1) | CN208928565U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109453989A (en) * | 2018-06-25 | 2019-03-12 | 中国矿业大学(北京) | More plastid activated vibration uniform thickness flip flop screens |
-
2018
- 2018-06-25 CN CN201820980528.3U patent/CN208928565U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109453989A (en) * | 2018-06-25 | 2019-03-12 | 中国矿业大学(北京) | More plastid activated vibration uniform thickness flip flop screens |
| CN109453989B (en) * | 2018-06-25 | 2021-09-14 | 中国矿业大学(北京) | Multi-plastid activation vibration equal-thickness relaxation screen |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190604 |