CN109865660A - A kind of vibrating screen - Google Patents
A kind of vibrating screen Download PDFInfo
- Publication number
- CN109865660A CN109865660A CN201711251746.XA CN201711251746A CN109865660A CN 109865660 A CN109865660 A CN 109865660A CN 201711251746 A CN201711251746 A CN 201711251746A CN 109865660 A CN109865660 A CN 109865660A
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- China
- Prior art keywords
- sieve
- shell
- screen
- vibrating
- vibrating screen
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- 239000002699 waste material Substances 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 6
- 210000003734 kidney Anatomy 0.000 claims description 4
- 238000009987 spinning Methods 0.000 claims description 3
- 230000003467 diminishing effect Effects 0.000 claims description 2
- 238000012216 screening Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000843 powder Substances 0.000 description 12
- 239000000463 material Substances 0.000 description 11
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 10
- 239000012535 impurity Substances 0.000 description 6
- 239000011148 porous material Substances 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 210000003361 heart septum Anatomy 0.000 description 2
- 238000006068 polycondensation reaction Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012643 polycondensation polymerization Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The present invention relates to a kind of vibrating screens, including screen shell and the sieve being arranged in screen shell, the side of sieve is connect by hook structure with screen shell, the other side is connected with the tightening structure for tensing sieve, and vibrating screen further includes the supporting element for being supported part and being bent upwards for being used to be supported sieve and make sieve being arranged between hook structure and tightening structure.Sieve is supported by the supporting element being arranged between hook structure and tightening structure, so that the part that is supported of sieve is bent upwards, sieve planarization is preferably guaranteed.Compared with the prior art, there is certain radian after sieve tensioning, planarization is guaranteed, is conducive to be tensioned, screening effect is guaranteed.
Description
Technical field
The present invention relates to a kind of vibrating screens.
Background technique
Polyester is the abbreviation of polyethylene terephthalate, it is by poly terephthalic acid and ethylene glycol by polycondensation reaction
And generate, wherein poly terephthalic acid abbreviation PTA, PTA enter batch condensation polymerization reactor with pulverulence.To guarantee that polycondensation reaction is normal
It carries out, PTA powder is into needing to do two work before kettle: first removes impurity, and impurity is mainly that raw material is mixed when unpacking
Guarantee bag fragment and other sundries；Second opens the block vibration of conglomeration in material, it is made to become powder again；Common vibration
Sieve carries out vibrosieve to PTA powder, to complete above-mentioned two work.
The Chinese utility model patent that notification number is CN206567210U, the day for announcing is 2017.10.20 discloses a kind of vibration
Dynamic sieve and the powder hybrid system that can be cleaned, vibrating screen includes screen shell, vibrator, sieve and bracket, and screen shell is propped up by bracket
Elastic component is arranged in support between screen shell and bracket, screen shell is equipped with pan feeding, waste port and hood, and screen slope is arranged in screen shell
In and sieve be higher than close to feeding inlet side close to waste port side, aggregate bin is equipped with below sieve.Material is from pan feeding when work
Mouth enters screen shell, falls on sieve, screen shell and sieve are vibrated with vibrator, and material is sized on sieve, and impurity is through waste port
Discharge, the material of fineness qualification enter aggregate bin by sieve.
It can be realized by existing vibrating screen and PTA powder preferably sieved, the mounting means of sieve is to screening effect shadow
Sound is larger, has in existing vibrating screen and tenses sieve in such a way that hook and tension device match, to improve the flat of sieve
Whole property.But due to fabrication error etc., especially when the area of sieve is larger, even if applying biggish tightening force, sieve
Net planarization also hardly results in guarantee, and tensile force is excessive, be easy to cause sieve impaired.
Summary of the invention
The purpose of the present invention is to provide a kind of vibrating screen, to solve the planarization of sieve existing for existing vibrating screen without
The problem of method guarantees.
To achieve the above object, a kind of scheme 1 of vibrating screen of the invention is: vibrating screen includes screen shell and is arranged in screen shell
In sieve, the side of sieve connect by hook structure with screen shell, and the other side is connected with the tension knot for tensing sieve
Structure, vibrating screen further include being arranged between hook structure and tightening structure to be used to be supported sieve and make being propped up for sieve
The supporting element that support part point is bent upwards.
Scheme 2 is vibrating screen according to scheme 1, and the screen shell includes that cross section on the downside of sieve is arranged in by upper
The diminishing aggregate bin under, the hook structure and tightening structure are arranged at the top of aggregate bin.
Scheme 3 is, according to vibrating screen described in scheme 2, the tightening structure includes screw rod and locking nut, and screw rod runs through
The top sidewall of the aggregate bin, the nut spinning is on the part of the stretching aggregate bin side wall of screw rod.
Scheme 4 is that vibrating screen according to scheme 3, the supporting element is formed by support rod, the both ends difference of support rod
It is connected in the opposing sidewalls of screen shell.
Scheme 5 is vibrating screen according to scheme 4, and the support rod has spaced two, two support rods height
It is arranged in a staggered manner.
Scheme 6 is, is equipped with according to the described in any item vibrating screens of scheme 1 to 5, in the screen shell for tying to the tension
The partition that structure is isolated, the upper side edge of partition are connected on the roof of the screen shell, and lower side is pressed on the sieve.
Scheme 7 is, according to the described in any item vibrating screens of scheme 1 to 5, pan feeding is equipped at the top of screen shell in the screen shell
Mouthful, be equipped with waste port close to sieve lowest part, be equipped with striker plate close to waste port side in feeding inlet in screen shell top inner wall.
Scheme 8 is vibrating screen according to scheme 7, and the lower end of the striker plate is tilted towards feeding inlet.
Scheme 9 is vibrating screen according to scheme 7, the top of screen shell position corresponding with sieve lowest part
It is equipped with observation window.
Scheme 10 is, according to the described in any item vibrating screens of scheme 1 to 5, vibrating screen further includes that the screen shell is arranged in
Vibrating motor on side wall, vibrating motor or screen shell are equipped with the kidney slot for connection bolt installation.
The beneficial effects of the present invention are: vibrating screen includes screen shell and sieve, the side of sieve passes through hook structure and screen shell
Connection is hooked, the other side is tensed by tightening structure, by the supporting element pair being arranged between hook structure and tightening structure
Sieve is supported, so that the part that is supported of sieve is bent upwards, sieve planarization is preferably guaranteed.Compared to existing
Technology has certain radian after sieve tensioning, and planarization is guaranteed, is conducive to be tensioned, screening effect is guaranteed.
Further, the roof of screen shell is equipped with striker plate, prevents material is not screened to be directly entered waste port and cause
Loss.
Further, vibrating screen includes vibrating motor, by kidney slot and setting in kidney-shaped between vibrating motor and screen shell
Connection bolt in hole is attached；Connection bolt release is convenient to that the tilt angle of vibrating motor is adjusted, no
It needs completely to remove vibrating motor.
Further, vibrating screen is full-enclosed structure, prevents dust from splashing, and influences environment, is equipped with observation at the top of screen shell
Window, convenient for observing the screening situation of material.
Detailed description of the invention
Fig. 1 is the main view of the embodiment one of vibrating screen of the invention；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the cross-sectional view of Fig. 1.
In figure: 1- screen shell, 2- bracket, 3- shock-absorbing spring, 4- vibrating motor, 5- sieve, 6- top cover, 7- aggregate bin, 8- are useless
Hopper, 9- waste port, 10- discharge port, 11- feeding inlet, 12- front shroud, 13- back shroud, 14- observation window, 15- handle, 16- are hung
Hook, 17- tightening structure, 18- partition, 19- support rod, 20 striker plates, a- installation angle, heart septum in b-.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The embodiment one of vibrating screen of the invention, as shown in Figure 1 to Figure 3, including screen shell 1, bracket 2, shock-absorbing spring 3, vibration
The dynamic sieve 5 motor 4 and be arranged in screen shell 1, bracket 2 include four columns being vertically arranged and the cross being connected between column
Beam, a shock-absorbing spring 3 is respectively arranged at the top of four columns, and bracket 2 is supported screen shell 1 by shock-absorbing spring 3；Screen shell
1 includes top cover 6 and aggregate bin 7, and the cross section of aggregate bin 7 gradually decreasees from top to bottom, and aggregate bin 7 is obliquely arranged in sieve 5
Place suitable for reading, the lower mouth of aggregate bin 7 forms discharge port 10, and the left part of sieve 5 tilts down.
There are two vibrating motors 4, and two vibrating motors 4 are separately positioned on the forward and backward side wall of screen shell 1, the use of vibrating motor 4
It is equipped with the kidney slot for connecting bolt installation in the joint face being connected with screen shell 1, guarantees the installation angle a of vibrating motor 4
It can be with on-line control.In the present embodiment, the initial installation angle a of vibrating motor 4 is 30 degree, and installation angle a can be at 20~40 degree
It is adjusted in range.Vibrating screen can obtain the acceleration of biggish vertical direction in the process of running, convenient for breaing up for conglomeration material.
In addition to prevent explosive event, vibrating motor 4 is set to dust explosion-proof motor.
The left side of screen shell 1 is equipped with the waste material bucket 8 being discharged for waste material, and the left side wall of waste material bucket 8 is equipped with front shroud 12, waste material
The lower mouth of bucket 8 forms waste port 9.The rear wall of screen shell 1 is equipped with back shroud 13, and the position kept right on top cover 6 is equipped with feeding inlet
11, the position to keep left is equipped with observation window 14.Handle 15, the handle 15 in the present embodiment are respectively equipped on each cover board and observation window 14
For Y type rotating handles, when disassembly, is not required to additional means.
Further, backgauge is equipped in the position close to feeding inlet 11 between feeding inlet 11 and observation window 14 on top cover 6
Plate 20, the upper side edge of striker plate 20 are connected on top cover 6, and lower side is tilted towards 11 side of feeding inlet, avoid material without sieve
Divide and is directly entered waste port 9 and causes damages.Further, in the present embodiment, the center of discharge port 10 is in feeding inlet 11
Middle heart septum b between the right side of the heart and two centers is 200mm, reduces residence time of the powder in screen shell 1, prevents material heap
Product damages equipment, improves the throughput of vibrating screen.
Sieve 5 be sheet metal punch structure, sieve pore be circle, 8~10mm of aperture, aperture can according to impurity actual conditions into
Row adjusts, and guarantees maximum percent opening in equilateral triangle arrangement between sieve pore.It is respectively equipped with hook 16 on the left and right side of sieve 5,
The top of the left side wall of aggregate bin 7 is equipped with the barb connected for sieve 5, and the top of the right side wall of aggregate bin 7 is equipped with to be connected for sieve 5
The tightening structure 17 connect, tightening structure 17 is for tensing to the right sieve 5.
Tightening structure 17 runs through including being parallel to the locking nut of the screw rod and spinning of the setting of sieve 5 on screw rod, screw rod
7 right side wall of aggregate bin, locking nut are rotated on the part of stretching aggregate bin 7 of screw rod, and rotating adjusting nut is adjustable to be tensed
Tightening force of the device to sieve 5.Further, the partition 18 for tightening structure 17 to be isolated is additionally provided on top cover 6, every
The upper side edge of plate 18 is connected on top cover 6, and lower side is pressed on sieve 5 and faces away from tightening structure 17 1 along the top of sieve 5
Lateral bend.
Further, the support rod 19 for being supported to sieve 5 is additionally provided in screen shell 1, support rod 19 is in right and left
It is arranged in the middle part of sieve 5 upwards, the height of support rod 19 should be between the highest point and lowest part of sieve 5, guarantee sieve 5
Tensioning when with certain radian and will not influence powder movement.In the present embodiment, support rod 19 has spaced two,
Two support rods, 19 height is arranged in a staggered manner, and the both ends of each support rod 19 are connected on the forward and backward side wall of screen shell 1.
When work, PTA powder enters vibrating screen through piping from feeding inlet 11, and material vibrates on sieve 5 at two
It is moved along 5 top surface of sieve towards 8 side of waste material bucket under the action of exciting force caused by 4 collective effect of motor, due to sieve pore
Size is less than the size of impurity, and is much larger than the size of powder, so impurity is moved into always waste material bucket 8 from 9 row of waste port
Out, powder falls into aggregate bin 7 by sieve pore and enters downstream unit from discharge port 10, and the powder of conglomeration is under the action of exciting force
Again become powder.Vibrating screen is full-closed structure at work, prevents dust from splashing, can be very convenient by observation window 14
Observation material screening situation.
Claims (10)
1. vibrating screen, including screen shell and the sieve being arranged in screen shell, the side of sieve is connect by hook structure with screen shell, separately
Side is connected with the tightening structure for tensing sieve, it is characterised in that: vibrating screen further includes being arranged in hook structure and drawing
The supporting element for being supported part and being bent upwards for being used to be supported sieve and make sieve between locking structure.
2. vibrating screen according to claim 1, it is characterised in that: the screen shell includes the cross section being arranged on the downside of sieve
Diminishing aggregate bin from top to bottom, the hook structure and tightening structure are arranged at the top of aggregate bin.
3. vibrating screen according to claim 2, it is characterised in that: the tightening structure includes screw rod and locking nut, spiral shell
Bar runs through the top sidewall of the aggregate bin, and the nut spinning is on the part of the stretching aggregate bin side wall of screw rod.
4. vibrating screen according to claim 3, it is characterised in that: the supporting element is formed by support rod, and the two of support rod
End is connected in the opposing sidewalls of screen shell.
5. vibrating screen according to claim 4, it is characterised in that: the support rod has spaced two, two supports
Bar height is arranged in a staggered manner.
6. vibrating screen according to any one of claims 1 to 5, it is characterised in that: be equipped in the screen shell for described
The partition that tightening structure is isolated, the upper side edge of partition are connected on the roof of the screen shell, and lower side is pressed on the sieve
On the net.
7. vibrating screen according to any one of claims 1 to 5, it is characterised in that: be equipped at the top of screen shell in the screen shell
Feeding inlet is being equipped with waste port close to sieve lowest part, is equipped with and keeps off close to waste port side in feeding inlet in screen shell top inner wall
Flitch.
8. vibrating screen according to claim 7, it is characterised in that: the lower end of the striker plate is tilted towards feeding inlet.
9. vibrating screen according to claim 7, it is characterised in that: the top of the screen shell is corresponding with sieve lowest part
Position is equipped with observation window.
10. vibrating screen according to any one of claims 1 to 5, it is characterised in that: vibrating screen further includes being arranged in the sieve
Vibrating motor on the side wall of shell, vibrating motor or screen shell are equipped with the kidney slot for connection bolt installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711251746.XA CN109865660A (en) | 2017-12-01 | 2017-12-01 | A kind of vibrating screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711251746.XA CN109865660A (en) | 2017-12-01 | 2017-12-01 | A kind of vibrating screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109865660A true CN109865660A (en) | 2019-06-11 |
Family
ID=66914606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711251746.XA Pending CN109865660A (en) | 2017-12-01 | 2017-12-01 | A kind of vibrating screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109865660A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111318448A (en) * | 2020-03-25 | 2020-06-23 | 江苏丰尚智能科技有限公司 | Vibration classifying screen |
| CN112520149A (en) * | 2020-12-09 | 2021-03-19 | 中国海洋大学 | Automatic bag breaking and discharging system and method for bagged powder particles and application |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3943054A (en) * | 1974-12-19 | 1976-03-09 | Durex Products, Inc. | Segmented screen body |
| US6006923A (en) * | 1997-06-17 | 1999-12-28 | Tandem Products, Inc. | Screening apparatus |
| CN202683469U (en) * | 2012-07-27 | 2013-01-23 | 朝阳光大振动机械有限公司 | Linear vibrating screen |
| CN103331255A (en) * | 2013-06-28 | 2013-10-02 | 新乡市格林实业发展有限公司 | Vibrating screen |
| CN203380094U (en) * | 2013-06-28 | 2014-01-08 | 新乡市格林实业发展有限公司 | Screen device for vibratory screening |
| CN205673196U (en) * | 2016-06-22 | 2016-11-09 | 泰安英迪利机电科技有限公司 | The vibratory sieve of novel quick-replaceable tensioner screen cloth |
-
2017
- 2017-12-01 CN CN201711251746.XA patent/CN109865660A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3943054A (en) * | 1974-12-19 | 1976-03-09 | Durex Products, Inc. | Segmented screen body |
| US6006923A (en) * | 1997-06-17 | 1999-12-28 | Tandem Products, Inc. | Screening apparatus |
| CN202683469U (en) * | 2012-07-27 | 2013-01-23 | 朝阳光大振动机械有限公司 | Linear vibrating screen |
| CN103331255A (en) * | 2013-06-28 | 2013-10-02 | 新乡市格林实业发展有限公司 | Vibrating screen |
| CN203380094U (en) * | 2013-06-28 | 2014-01-08 | 新乡市格林实业发展有限公司 | Screen device for vibratory screening |
| CN205673196U (en) * | 2016-06-22 | 2016-11-09 | 泰安英迪利机电科技有限公司 | The vibratory sieve of novel quick-replaceable tensioner screen cloth |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111318448A (en) * | 2020-03-25 | 2020-06-23 | 江苏丰尚智能科技有限公司 | Vibration classifying screen |
| CN111318448B (en) * | 2020-03-25 | 2021-12-07 | 江苏丰尚智能科技有限公司 | Vibration classifying screen |
| CN112520149A (en) * | 2020-12-09 | 2021-03-19 | 中国海洋大学 | Automatic bag breaking and discharging system and method for bagged powder particles and application |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190611 |