CN209238373U - A kind of rotary screen - Google Patents
A kind of rotary screen Download PDFInfo
- Publication number
- CN209238373U CN209238373U CN201822251019.XU CN201822251019U CN209238373U CN 209238373 U CN209238373 U CN 209238373U CN 201822251019 U CN201822251019 U CN 201822251019U CN 209238373 U CN209238373 U CN 209238373U
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- China
- Prior art keywords
- sieve
- screen drum
- rack
- screen
- rotary
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Abstract
The utility model discloses a kind of rotary screens, belong to sieving machine technical field.The middle section position of rack is obliquely arranged in the screen drum main body of the rotary screen, screen drum inner cavity is provided with the sieve coaxial with screen drum, the spiral feeder for being close to sieve inner wall is provided at sieve inside center axis, sieve top is higher by the top of screen drum, and the outer wall on sieve top is connect with the support roller for the driving sieve rotation being arranged on the rack；The bottom end opening of feeding hopper extends in sieve upper end opening, and the lower mouth connection rejected material outlet of screen drum, the abdomen of screen drum is provided with discharge port；Discharge port is opposite with the conveyer belt for the transmission mechanism for being parallel to screen drum main body being fixed on the rack, and bottom of the frame is provided with rail wheel.Rotary screen provided by the utility model is worked continuously high-efficient, inhibits fugitive dust effect good, and framework is simple, operation is convenient.
Description
Technical field
The utility model belongs to sieving machine technical field, and in particular to a kind of rotary screen.
Background technique
Roller screening plant is widely used in the screening of building materials sandstone, the raw material of industry, ore etc., existing revolving drum type screening machine
Shaft is mostly used to drive rotary screen to be rotated greatly, and sieve generallys use overall structure, this structure makes the dimension of equipment
It is low to protect performance, a large amount of manpower and time is needed to be safeguarded；In addition, device bottom lacks poking device, hold after material accumulation
It is low easily to there is the insufficient and screening efficiency of screening.
When straight reel sieve replacement sieve, need to dismantle rotary screen outer roller.It is long but since roller is generally an integral structure
Degree can achieve 5 meters or more, and weight is very big, and worker can not manually be lifted, can only be by crane.Therefore, in real work
In the process, the difficult of sieve is adjusted or replaces, entire roller screen system needs to stop working for a long time to replace sieve, work
Make that efficiency is very low, the large labor intensity of worker, and lack dust prevention, easily generation fugitive dust cause the pollution to atmospheric environment.
Utility model content
The utility model technical issues that need to address are to provide a kind of rotary screen, work continuously high-efficient, inhibit fugitive dust
Effect is good, and framework is simple, operation is convenient.
In order to solve the above technical problems, the technical scheme adopted by the utility model is:
A kind of rotary screen goes out including screen drum, sieve, rack, the transmission mechanism comprising conveyer belt, feeding hopper and rejected material
Mouthful；Screen drum main body is obliquely arranged in the middle section position of rack, and screen drum inner cavity is provided with the sieve coaxial with screen drum, inside sieve
The spiral feeder for being close to sieve inner wall is provided at central axis, sieve top is higher by the top of screen drum, sieve top
Outer wall is connect with the support roller for the driving sieve rotation being arranged on the rack,；The bottom end opening of feeding hopper extends to sieve upper end
In opening, the lower mouth connection rejected material outlet of screen drum, the abdomen of screen drum is provided with discharge port；Discharge port is put down with what is be fixed on the rack
Row is opposite in the conveyer belt of the transmission mechanism of screen drum main body, and bottom of the frame is provided with rail wheel.
Technical solutions of the utility model further improvement lies in that: screen drum bottom center passes through along four of radial equipartition
Fixed link is fixed with bearing holder (housing, cover), and spiral feeder is fixed with driving spiral by bearing hinge connection in bearing holder (housing, cover), in rack and send
Expect the rolling motor of device.
Technical solutions of the utility model further improvement lies in that: be provided on side wall on the upside of screen drum shield openable
Dodge gate, dodge gate top are concordant with screen drum top.
Technical solutions of the utility model further improvement lies in that: transmission mechanism includes the transmission that bottom of the frame is arranged in
Axis, the driving motor for being arranged on the rack side extension position and the conveyer belt being arranged between transmission shaft and driving motor；Transmission
The cover that gathers materials is provided with outside motor.
Technical solutions of the utility model further improvement lies in that: the tilt angle of screen drum main body on the rack be 18 °.
Technical solutions of the utility model further improvement lies in that: the dust-proof enclosing of leakproof is provided with around discharge port.
By adopting the above-described technical solution, the technological progress that the utility model obtains is:
Rotary screen provided by the utility model is reasonable in design, and sieve is used in the rotary screen rubs with support roller unilateral side
Driving, simplifies structure, facilitates installation and maintenance, reduce maintenance cost；The sieve of the rotary screen uses rectangle sieve plate
Overlap joint is assembled into cylinder screen drum structure, improves the easy to be transsexual of sieve, facilitates maintenance to replace, saves maintenance cost；The rolling
Shaft screen is equipped with transfer plate, improves screening efficiency and screening effect, avoids the situation of screening blocking clamping stagnation.
Rotary screen provided by the utility model is close to the spiral feeder of sieve inner wall setting, can make compass screen surface at full capacity
Work, avoids material and occurs the case where putty in hopper, provide the working efficiency of rotary screen；Roller discharge port and transmission
It is provided with the dust-proof enclosing of leakproof between band, makes with the material that conveyer belt moves to be not in phenomenon unrestrained outward, and prevent
Fugitive dust is stopped, has reduced the workload that the later period artificially collects material, change the original motion profile of roller, realize material more
Good separation, substantially increases the working efficiency of rotary screen.
Rotary screen provided by the utility model, by being provided with openable dodge gate on side wall on the upside of screen drum shield,
And dodge gate top is concordant with screen drum top, when so that needing repairing or replace sieve, does not need to sling screen drum into excision, only needs
It will be by opening dodge gate, so that it may the material form and technique requirement that sieve as needed sifts out, it is easily lateral or vertical
Sieve is even replaced to adjustment sieve, device entirety downtime is short, and work efficiency is high, and labor intensity of workers reduces；It sieves simultaneously
Cylinder is an integral structure, and in the structure type of upside setting dodge gate, can be guaranteed easily to replace sieve, be in turn ensured roller
The overall structure of sieve is simple, at low cost, easy to operate.
Rotary screen provided by the utility model, the tilt angle of screen drum main body on the rack are 18 °, and 18 ° are obliquely installed,
Convenient for material, slide downward discharges in screen drum, and too fast will not skid off, and effectively increases device sieve vibration efficiency, strengthens dress
The practicability set.
Rotary screen provided by the utility model, driving motor are provided with the cover that gathers materials outside, and the cover that gathers materials can effectively play dust-proof
Effect in turn ensures the working efficiency that conveyer belt sub-material is collected.
Rotary screen provided by the utility model, frame bottom are provided with rail wheel, shifting of the person of being convenient to use to device
It is dynamic, the convenient performance of device is improved, is difficult to move to solve existing rotary screen more heaviness, device adaptability and convenient
The poor problem of property.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of rotary screen provided by the utility model；
Fig. 2 is a kind of structural schematic diagram of the sieve of rotary screen provided by the utility model；
Wherein, 1, feeding hopper, 2, rack, 21, rail wheel, 3, screen drum, 31, discharge port, 32, rolling motor, 33, work
Dynamic door, 4, rejected material outlet, 5, sieve, 51, sieve pore, 52, spiral feeder, 61, support roller, 62, driving motor, 71, transmission shaft,
72, driving motor, 73, conveyer belt, 8, gather materials cover.
Specific embodiment
The utility model is described in further details with reference to the accompanying drawings and embodiments.
It as shown in Figure 1, a kind of rotary screen provided by the utility model, including screen drum 3, sieve 5, rack 2, include conveyer belt
73 transmission mechanism, feeding hopper 1 and rejected material outlet 4 etc..
The middle section position of rack 2 is obliquely arranged in 3 main body of screen drum, and in the utility model embodiment, 3 main body of screen drum exists
Tilt angle in rack 2 is 18 °.3 inner cavity of screen drum is provided with the sieve 5 coaxial with screen drum 3, and 3 bottom end of screen drum there was not 5 bottom of sieve
End, 5 top of sieve is higher by the top of screen drum 3.The screw feeding for being close to 5 inner wall of sieve is provided at 5 inside center axis of sieve
Device 52, the outer wall on 5 top of sieve are connect with the support roller 61 for the driving sieve rotation being arranged in rack 2, and support roller 61 is by setting
Set the autonomous rotation of the co-axial connection of driving motor 62 in rack 2.
Openable dodge gate 33 is provided on the upside of 3 shield of screen drum on side wall, dodge gate 33 described in dodge gate is for beating
It opens to repair or replace sieve 5；33 top of dodge gate is concordant with 3 top of screen drum, and 33 upper side edge of dodge gate is along the side without screen drum 3
Frame, more convenient screen drum 3 are inserted into quick-replaceable and the positioning for completing sieve 5 from top side draw.The activity being arranged on screen drum 3
Door 34, can guarantee easily to replace sieve, in turn ensure that the overall structure of rotary screen is simple.
Feeding hopper 1 is that the top of rack 2 is arranged in open rectangle or circular hollow funnel structure, feeding hopper 1.On
The bottom end opening of material hopper 1 extends in 5 upper end opening of sieve, the lower mouth connection rejected material outlet 4 of screen drum 3.The abdomen of screen drum 3 is set
It is equipped with discharge port 31, the opening and the conveyer belt for the transmission mechanism for being parallel to 3 main body of screen drum being fixed in rack 2 of discharge port 31
73 is opposite.
Further, it is provided with the dust-proof enclosing of leakproof around discharge port 31, greatly reduces that screen out particle lesser solid
The diffusion for the dust that body object material controlling whereabouts generates.
The transmission mechanism includes the transmission shaft 71 that 2 bottom of rack is arranged in, the biography that 2 upside extension position of rack is arranged in
Dynamic motor 72 and the conveyer belt 73 being arranged between transmission shaft 71 and driving motor 72；The cover that gathers materials is additionally provided with outside driving motor 72
9, both reduce flying dust, is also convenient for the centralized collection of material.
Further, raised particle evenly laid out on conveyer belt 73 can also be other three-dimensional shapes such as four arris columns
Protrusion either decorative pattern, increases friction, and the material after 9 direction of cover transmission screening of gathering materials is effectively prevent to glide on a moving belt.
Further, 2 bottom of rack is provided with rail wheel 21.In the utility model embodiment, the rail wheel
21 be two groups of rail wheels that can be integrated with general light rail track.
As shown in Fig. 2, the mesh structure schematic diagram of rotary screen provided by the utility model, if being evenly distributed on sieve 5
Dry screen hole 51 is provided with the spiral feeder 52 for being close to 5 inner wall of sieve at 5 inside center axis of sieve.
Further, 3 bottom center of screen drum by being fixed with bearing holder (housing, cover) along four fixed links of radial equipartition, send by spiral
Expect that device 52 in bearing holder (housing, cover), is fixed with the rolling motor 32 of driving spiral feeder 52 by bearing hinge connection in rack 2.
Further, the course of work of rotary screen provided by the embodiment of the utility model is:
1, the driving motor 62 for opening the driving mechanism of rotary screen drives sieve 5 to roll in screen drum 3 by support roller 61；
2, the driving motor 72 for opening the transmission mechanism of rotary screen, cooperates with transmission shaft 71 and drives conveyer belt 73 to the upper side
Gather materials 8 direction of cover transmission；
3, solid material to be sieved such as Solid construction waste material etc. enters rotary screen from feeding hopper 1；
4, it opens and rolls motor 33, the bar axis of coaxially connected spiral feeder 52 drives spiral feeder 52 sieving
It is relatively rotated in the cylindrical cavity that net 5 is coiled into along 5 inner wall of sieve, specifically, rolling the revolving speed of motor 32 and driving motor 62
Adjustable, the revolving speed for rolling motor 32 is much slower than the revolving speed of driving motor 62；
5, spiral feeder 52 drives the solid material for entering 5 inner cavity of sieve to roll screening, and makes it slowly in an orderly manner
Rejected material outlet 4 towards 3 downside of screen drum is mobile；
6, the target material for entering the completion screening of 3 inner wall of screen drum through sieve 5 is fallen on by 3 lower abdomen discharge port 31 of screen drum
It on the conveyer belt 73 of face, transmits obliquely, the centralized collection after the cover 8 that gathers materials；
7, the rejected material after sieving slides out the lower mouth of screen drum 3 under the push of spiral feeder 52, exports 4 in rejected material
It collects at place；
8, driving motor 62 is successively closed, motor 33 and driving motor 72 are rolled；
9, the dodge gate 33 for opening 3 upside of screen drum extracts sieve 5, maintenance or replacement.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those skilled in the art, other various forms of variations or change can also be made on the basis of the above description
It is dynamic.There is no necessity and possibility to exhaust all the enbodiments.And obvious variation extended from this or change
It moves among still in the protection scope of the utility model.
Claims (6)
1. a kind of rotary screen, it is characterised in that: including screen drum (3), sieve (5), rack (2), include the transmission of conveyer belt (73)
Mechanism, feeding hopper (1) and rejected material outlet (4)；The middle section position of rack (2), screen drum is obliquely arranged in screen drum (3) main body
(3) inner cavity is provided with the sieve (5) coaxial with screen drum (3), is provided with and is close in sieve (5) at sieve (5) inside center axis
The spiral feeder (52) of wall, sieve (5) top are higher by the top of screen drum (3), and the outer wall on sieve (5) top and setting are in machine
Support roller (61) connection of driving sieve rotation on frame (2)；The bottom end opening of feeding hopper (1) extends to sieve (5) upper end and opens
In mouthful, the lower mouth connection rejected material outlet (4) of screen drum (3), the abdomen of screen drum (3) is provided with discharge port (31)；Discharge port (31) with
It is fixed on the conveyer belt (73) of the transmission mechanism for being parallel to screen drum (3) main body on rack (2) relatively, the setting of rack (2) bottom
There are rail wheel (21).
2. a kind of rotary screen according to claim 1, it is characterised in that: screen drum (3) bottom center passes through along radial equal
Four fixed links of cloth are fixed with bearing holder (housing, cover), and spiral feeder (52) passes through bearing hinge connection in bearing holder (housing, cover), solid in rack (2)
Surely there is the rolling motor (32) of driving spiral feeder (52).
3. a kind of rotary screen according to claim 1, it is characterised in that: be provided on side wall on the upside of screen drum (3) shield
Openable dodge gate (33), dodge gate (33) top are concordant with screen drum (3) top.
4. a kind of rotary screen according to claim 1, it is characterised in that: transmission mechanism includes being arranged in rack (2) bottom
Transmission shaft (71), the setting driving motor (72) of extension position and setting on the upside of the rack (2) in transmission shaft (71) and be driven
Conveyer belt (73) between motor (72)；The cover that gathers materials (9) are provided with outside driving motor (72).
5. a kind of rotary screen according to claim 1, it is characterised in that: inclination angle of screen drum (3) main body on rack (2)
Degree is 18 °.
6. a kind of rotary screen according to claim 1, it is characterised in that: be provided with that leakproof is dust-proof to enclose around discharge port (31)
Gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822251019.XU CN209238373U (en) | 2018-12-29 | 2018-12-29 | A kind of rotary screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822251019.XU CN209238373U (en) | 2018-12-29 | 2018-12-29 | A kind of rotary screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209238373U true CN209238373U (en) | 2019-08-13 |
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ID=67535475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822251019.XU Active CN209238373U (en) | 2018-12-29 | 2018-12-29 | A kind of rotary screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209238373U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695551A (en) * | 2021-09-15 | 2021-11-26 | 广东壹牛机器人科技有限公司 | 5G intelligent die-casting water gap separator |
-
2018
- 2018-12-29 CN CN201822251019.XU patent/CN209238373U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695551A (en) * | 2021-09-15 | 2021-11-26 | 广东壹牛机器人科技有限公司 | 5G intelligent die-casting water gap separator |
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