CN101670679A - Vacuum pumping-type squeezing roller structure removing free water - Google Patents
Vacuum pumping-type squeezing roller structure removing free water Download PDFInfo
- Publication number
- CN101670679A CN101670679A CN200910101879.8A CN200910101879A CN101670679A CN 101670679 A CN101670679 A CN 101670679A CN 200910101879 A CN200910101879 A CN 200910101879A CN 101670679 A CN101670679 A CN 101670679A
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- Prior art keywords
- hole
- vacuum pumping
- roll shaft
- water
- free water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 238000005086 pumping Methods 0.000 claims abstract description 10
- 238000009826 distribution Methods 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 8
- 239000004698 Polyethylene Substances 0.000 claims description 4
- 230000000295 complement effect Effects 0.000 claims description 4
- -1 polyethylene Polymers 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000010073 coating (rubber) Methods 0.000 abstract 3
- 230000018044 dehydration Effects 0.000 abstract 1
- 238000006297 dehydration reaction Methods 0.000 abstract 1
- 239000004744 fabric Substances 0.000 description 7
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 240000000111 Saccharum officinarum Species 0.000 description 1
- 235000007201 Saccharum officinarum Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The invention relates to a vacuum pumping-type squeezing roller structure removing free water, which comprises a roller shaft, an end plate, a roller body, a rubber coating and a mounted bearing, wherein a plurality of keyway-shaped water troughs are uniformly distributed on the surface of the rubber coating in the axial direction; the end surface of the roller shaft is provided with a plurality of axial water through holes that are uniformly distributed along the circumferential direction; the circumferential surface of the roller shaft is provided with a plurality of radial water through holes that have the same size and the same amount with the axial water through holes and are crossed and communicated with each axial water through holes respectively; a water pipe is arranged between each radial water through hole of the roller shaft and each water trough of the rubber coating so that the radial water through hole is communicated with the water trough one-to-one correspondingly; anda vacuum pumping component is arranged at the axial water through hole of the roller shaft. In the invention, one vacuum pumping component that can be connected with the external vacuum equipment pumps the free water that flows into the internal water hole after being squeezed, thus improving the squeezing dehydration rate.
Description
Technical field
The present invention relates to a kind of pressure roller structure, particularly a kind of vacuum pumping-type squeezing roller structure removing free water that is used for rubber belt type suction press filter.
Background technology
In the prior art, tailing filtration field at some heavy metals and rare metal, often require the moisture content in the filtered filtration residue lower, utilize single rubber belt type vacuum filter to add belt filter press and all can't satisfy water content requirement, in the patent No. is that 02115946.7 Chinese patent discloses a kind of pressure roller structure that is used for sugar cane crushing, it is by being arranged at the pick trough that the pressure roller end face is communicated with at the squeezing roll surface, juice after the squeezing is flowed out along pick trough from pressure roller end face end face, thereby the juice of having avoided squeezing out flows back to the filter residue that had squeezed, thereby has improved crushing juice rate.But this pressure roller structure has only relied on the deadweight of juice that juice is flowed out, and press dewatering rate and applicability have been subjected to and must have limited.
Summary of the invention
The objective of the invention is a kind of vacuum pumping-type squeezing roller structure removing free water, it makes, and the press dewatering rate is higher, the scope of application is wider.
Above-mentioned technical purpose of the present invention is achieved by the following technical programs:
A kind of vacuum pumping-type squeezing roller structure removing free water, comprise roll shaft, end plate, roller body, encapsulate layer and rolling bearing units, the encapsulate laminar surface offers some uniform key-way shape tanks vertically, offer some axial limbers that are uniformly distributed along the circumference on the roll shaft end face, offer on the roll shaft periphery and the identical size in axial limbers, the radially limbers of equal number, and intersect with each axial limbers respectively, connect, the water pipe that respectively radially is provided with between limbers and each tank of encapsulate layer of roll shaft makes it corresponding one by one connection, described vacuum pumping-type squeezing roller structure removing free water is provided with a vacuum draw assembly at place, the axial limbers of roll shaft, the vacuum draw assembly comprises a distribution plate and fixing with it vacuum draw dish, the vacuum draw dish is provided with the interface that is connected with the external vacuum pumping equipment, the vacuum draw dish also is provided with a stiff end that is connected with external equipment, described distribution plate offers the waist through hole of an arcuation, and arc place radius of circle is consistent with place, the axial limbers of roll shaft radius of a circle.
The present invention aspirates the moisture content that flow to the inner water hole of pressure roller after squeezing by a vacuum draw assembly that can be connected with the external vacuum pumping equipment is set, improved the press dewatering rate, the vacuum draw assembly is fixed simultaneously, has simplified the connected mode of external vacuum pumping equipment and vacuum draw assembly.
As preferably, also be provided with between described vacuum draw assembly and the axial limbers of roll shaft one with the fixing material of roll shaft end face be the seal disc of ultra high molecular polyethylene.As present invention further optimization, there is a through hole that is complementary with the roll shaft diameter of axle in the described seal disc center of circle, and end face is provided with the through hole with the identical size in the axial limbers of roll shaft, equal number, same position.Because the vacuum draw assembly is fixed, and pressure roller are rotating always, vacuum draw assembly and pressure roller axle head just exist relative motion always, be not parked in friction, by be provided with one with the fixing seal disc of roll shaft end face, the back of being convenient to wear and tear is changed, and has adopted ultra high molecular polyethylene simultaneously, coefficient of friction is low, and lubricity is good.
As preferably, described seal disc has a projection step.
As preferably, two end points of the circular arc of described arcuation waist through hole and the angle between the distribution plate center of circle are between 15～210 °.In belt filter press, there are a cornerite in filter cloth and pressure roller, having only the roll surface tank that contacts with filter cloth just to have water is squeezed into, all the other tanks then directly are communicated with atmosphere, simultaneously owing to pressure roller are ceaselessly rotating, in the filter cloth cornerite, constantly have tank to change over to and screw out, therefore by on fixing distribution plate, be provided with the arcuation waist through hole more smaller than cornerite just can accomplish only the tank that water is arranged is aspirated, it is dead that all the other water holes then directly are assigned with disk seal.
As preferably, the described distribution plate center of circle is provided with a through hole that is complementary with seal disc projection step.The main effect of step be distribution plate is carried out spacing, guarantee with seal disc between be in coaxial state rotatably.
As preferably, described distribution plate contacts end face and is provided with two sealing waterlines with seal disc, and has a junction that sealing waterline and waist through hole are connected with waist through hole.By allow water enter the sealing waterline to mutually rotatably distribution plate and seal disc carry out water seal, simultaneously can also play lubrication.
As preferably, the interface that is connected with the external vacuum pumping equipment of described vacuum draw dish setting is a tapped through hole, and the tapped through hole opening is positioned at distribution plate waist through hole scope.
As preferably, also be provided with a stage clip that is used to compress vacuum draw assembly and seal disc behind the described vacuum draw assembly.
In sum, the present invention has following beneficial effect:
1, the present invention is provided with the vacuum draw assembly that can be connected with the external vacuum pumping equipment in the pressure roller limbers, has improved the press dewatering rate, has simplified later process.
2, the present invention simple in structure, be easy to change, cost is low.
Description of drawings
Fig. 1 is a perspective view of the present invention;
Fig. 2 is a section perspective view of the present invention;
Fig. 3 is the perspective view of vacuum draw assembly of the present invention;
Fig. 4 is the section perspective view of a side roll shaft of the present invention;
Fig. 5 is the perspective view of seal disc of the present invention;
Fig. 6 is the perspective view of distribution plate of the present invention;
Fig. 7 is the perspective view of vacuum draw dish of the present invention.
In the accompanying drawing: 1. roll shaft, 2. end plate, 3. roller body, 4. encapsulate layer, 5. rolling bearing units, 6. tank, 7. limbers radially, 8. axial limbers, 9. water pipe, 10. distribution plate, 11. vacuum draw dishes, 12 tapped through holes, 13. stiff end, 14. seal discs, 15. sealing waterlines, 16. connecting portion, 17. waist through hole, 18. stage clips, 19. press spring base, 20. thrust ball bearings, 21. nuts.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
This specific embodiment only is an explanation of the invention; it is not a limitation of the present invention; those skilled in the art can make the modification that does not have creative contribution to present embodiment as required after reading this specification, but as long as all are subjected to the protection of Patent Law in claim scope of the present invention.
Shown in Fig. 1-7, a kind of vacuum pumping-type pressure roller structure, its pressure roller are welded by roll shaft 1, end plate 2 and roller body 3, roller body 3 surfaces are encapsulate layer 4, the roll shaft 1 of pressure roller is installed on the rolling bearing units 5, offers 12 uniform key-way shape tanks 6 on encapsulate layer 4 surface vertically.Offer 12 axial limbers 8 that are uniformly distributed along the circumference therein on the end face of a side roll shaft 1, simultaneously offer 12 radially limbers 7 on roll shaft 1 periphery, each axial limbers 8 is interconnected with limbers 7 radially, forms " L " shape.Each of roll shaft 1 radially passed through the corresponding one by one connection of water pipe 9 between each tank 6 on limbers 7 openings and encapsulate layer 4 surface, forms 12 equally distributed passages, is used for the vacuum drawing liquid.Go out also to be provided with a vacuum draw assembly at the axial limbers of roll shaft 18 openings, the vacuum draw assembly is in the form of annular discs, with roll shaft 1 concentric, comprise distribution plate 10, vacuum draw dish 11, connect by alignment pin between the two, vacuum draw dish 11 has a stiff end 13, in order to be connected with external equipment, make the vacuum draw assembly can keep radially fixing, vacuum draw dish 11 also be provided with a tapped through hole 12 as for the connector of outside vaccum-pumping equipment.Because pressure roller do not stop to rotate in working order, the vacuum draw assembly is then fixed, be relative rotation status between the two, directly contact as the end face of distribution plate 10 with roll shaft 1, because friction, the meeting serious wear, therefore between distribution plate 10 and roll shaft 1, also be provided with by the prolongation of a seal disc 14 as roll shaft 1, be connected by alignment pin between roll shaft 1 and the seal disc 14, seal disc 14 structures are consistent with roll shaft 1 end face, offering 12 through holes is communicated with axial limbers 7, the material of seal disc 14 has adopted wear-resisting, greasy property is ultra high molecular polyethylene preferably, has reduced friction and has been convenient to again simultaneously change, and seal disc 14 also has a raised step simultaneously, as guiding, be fastened in the center hole of distribution plate 10.Distribution plate 10 is provided with the waist through hole 17 of an arcuation, waist through hole 17 is connected with tapped through hole 12 on the vacuum draw dish 11, waist through hole 17 arc place radius of circles with seal disc 14 on 12 through hole place radius of circles always, because in the belt filter press course of work, there are a cornerite in filter cloth and pressure roller, having only the roll surface tank 6 that contacts with filter cloth just to have water is squeezed into, be effective squeeze section, all the other tanks 6 then directly are communicated with atmosphere, simultaneously owing to pressure roller are ceaselessly rotating, in the filter cloth cornerite, constantly there is tank 6 to change over to and screw out, therefore the waist through hole 17 of an arcuation of distribution plate 10 settings and effectively squeeze section position consistency, and two end points and the angle between distribution plate 10 centers of circle of the circular arc of waist through hole 17 are more smaller than a cornerite of filter cloth and pressure roller, having guaranteed on the seal disc 14 that all through holes that change waist through hole 17 over to all are in imitates in the squeeze section, shut simultaneously the opening on the non-squeeze section again, guaranteed vacuum draw efficient.Facility has two sealing waterlines 15 on distribution plate 10 and end face that seal disc 14 contacts, and two sealing waterlines 15 are communicated with by a junction 16 with waist through hole 17 simultaneously, and making has water to enter to seal waterline 15, play the effect that seals and lubricate in the course of the work.For thereby the state that keeps the vacuum draw assembly can be attached on the seal disc 14 is unlikely to the too tight friction that increases simultaneously again, the vacuum draw assembly is regulated thrust by a stage clip 18, press spring base 19, thrust ball bearing 20 and nut 21, keeps good working order.
Claims (9)
1, a kind of vacuum pumping-type squeezing roller structure removing free water, comprise roll shaft (1), end plate (2), roller body (3), encapsulate layer (4) and rolling bearing units (5), encapsulate layer (4) surface offers some uniform key-way shape tanks (6) vertically, offer some axial limbers (8) that are uniformly distributed along the circumference on roll shaft (1) end face, offer on roll shaft (1) periphery and the identical size in axial limbers (8), the radially limbers (7) of equal number, and intersect with each axial limbers (8) respectively, connect, the water pipe (9) that respectively radially is provided with between limbers (7) and each tank of encapsulate layer (4) (6) of roll shaft (1) makes it corresponding one by one connection, it is characterized in that: described vacuum pumping-type squeezing roller structure removing free water axially locates to be provided with a vacuum draw assembly in limbers (8) at roll shaft (1), the vacuum draw assembly comprises a distribution plate (10) and fixing with it vacuum draw dish (11), vacuum draw dish (11) is provided with the interface that is connected with the external vacuum pumping equipment, vacuum draw dish (11) also is provided with a stiff end that is connected with external equipment (13), described distribution plate (10) offers the waist through hole (17) of an arcuation, and axially place, limbers (8) radius of a circle is consistent with roll shaft (1) for arc place radius of circle.
2, vacuum pumping-type squeezing roller structure removing free water according to claim 1 is characterized in that: described vacuum draw assembly and roll shaft (1) axially also be provided with between the limbers (8) one with the fixing material of roll shaft (1) end face be the seal disc (14) of ultra high molecular polyethylene.
3, vacuum pumping-type squeezing roller structure removing free water according to claim 2, it is characterized in that: there is a through hole that is complementary with roll shaft (1) diameter of axle in described seal disc (14) center of circle, and end face is provided with the through hole with the identical size in the axial limbers (8) of roll shaft (1), equal number, same position.
4, vacuum pumping-type squeezing roller structure removing free water according to claim 2 is characterized in that: described seal disc (14) has a projection step.
5, vacuum pumping-type squeezing roller structure removing free water according to claim 1 is characterized in that: two end points of the circular arc of described arcuation waist through hole (17) and the angle between distribution plate (10) center of circle are between 15～210 °.
6, vacuum pumping-type squeezing roller structure removing free water according to claim 4 is characterized in that: described distribution plate (10) center of circle is provided with a through hole that is complementary with seal disc (14) projection step.
7, vacuum pumping-type squeezing roller structure removing free water according to claim 1, it is characterized in that: described distribution plate (10) contacts end face and is provided with two sealing waterlines (15) with seal disc (14), and has a junction (16) that sealing waterline (15) and waist through hole (17) are connected with waist through hole (17).
8, vacuum pumping-type squeezing roller structure removing free water according to claim 1, it is characterized in that: the interface that is connected with the external vacuum pumping equipment that described vacuum draw dish (11) is provided with is tapped through hole (12), and tapped through hole (12) opening is positioned at distribution plate (10) waist through hole (17) scope.
9, vacuum pumping-type squeezing roller structure removing free water according to claim 2 is characterized in that: also be provided with a stage clip (18) that is used to compress vacuum draw assembly and seal disc (14) behind the described vacuum draw assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910101879.8A CN101670679B (en) | 2009-08-29 | 2009-08-29 | Vacuum pumping-type squeezing roller structure removing free water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910101879.8A CN101670679B (en) | 2009-08-29 | 2009-08-29 | Vacuum pumping-type squeezing roller structure removing free water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101670679A true CN101670679A (en) | 2010-03-17 |
| CN101670679B CN101670679B (en) | 2012-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910101879.8A Expired - Fee Related CN101670679B (en) | 2009-08-29 | 2009-08-29 | Vacuum pumping-type squeezing roller structure removing free water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101670679B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102115303A (en) * | 2011-01-27 | 2011-07-06 | 江苏百新环境工程有限公司 | Anti-spill sludge filtering and squeezing dewatering belt |
| CN102161560A (en) * | 2011-04-28 | 2011-08-24 | 宜兴能达环保科技有限公司 | Method and device for dehydrating sludge in sewage treatment plant |
| CN103285647A (en) * | 2013-05-29 | 2013-09-11 | 烟台桑尼核星环保设备有限公司 | Vacuum presser |
| CN105442230A (en) * | 2016-01-26 | 2016-03-30 | 衢州福创工业设计有限公司 | Air suction pretreatment device |
| CN110845113A (en) * | 2019-12-12 | 2020-02-28 | 天津工程机械研究院有限公司 | Dewaterer driving rubber roller with water guide groove |
-
2009
- 2009-08-29 CN CN200910101879.8A patent/CN101670679B/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102115303A (en) * | 2011-01-27 | 2011-07-06 | 江苏百新环境工程有限公司 | Anti-spill sludge filtering and squeezing dewatering belt |
| CN102115303B (en) * | 2011-01-27 | 2012-09-19 | 江苏百新环境工程有限公司 | Anti-spill sludge filtering and squeezing dewatering belt |
| CN102161560A (en) * | 2011-04-28 | 2011-08-24 | 宜兴能达环保科技有限公司 | Method and device for dehydrating sludge in sewage treatment plant |
| CN103285647A (en) * | 2013-05-29 | 2013-09-11 | 烟台桑尼核星环保设备有限公司 | Vacuum presser |
| CN103285647B (en) * | 2013-05-29 | 2015-10-21 | 烟台桑尼核星环保设备有限公司 | A kind of vacuum presser |
| CN105442230A (en) * | 2016-01-26 | 2016-03-30 | 衢州福创工业设计有限公司 | Air suction pretreatment device |
| CN105442230B (en) * | 2016-01-26 | 2017-08-01 | 衢州福创工业设计有限公司 | One kind pumping pretreatment unit |
| CN110845113A (en) * | 2019-12-12 | 2020-02-28 | 天津工程机械研究院有限公司 | Dewaterer driving rubber roller with water guide groove |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101670679B (en) | 2012-01-04 |
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| C06 | Publication | ||
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| ASS | Succession or assignment of patent right |
Owner name: HUZHOU WANGNENG ENVIRONMENTAL PROTECTION TECHNOLOG Free format text: FORMER OWNER: HUZHOU HEHUA MACHINERY CO., LTD. Effective date: 20110110 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 313000 NO. 399, HANGCHANGQIAO NORTH ROAD, DEVELOPMENT AREA, HUZHOU CITY, ZHEJIANG PROVINCE TO: 313000 NO. 1389, HUZHI AVENUE, HUZHOU CITY |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20110110 Address after: 313000, No. 1389 weaving Avenue Road, Huzhou Applicant after: Huzhou Wangneng Environmental Protection Technology Co., Ltd. Address before: 313000 City Development Zone in Huzhou province Zhejiang Hangchang Bridge Road No. 399 Applicant before: Huzhou Hehua Machinery Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120104 Termination date: 20180829 |