CN105923670A - Underwater grid body structure of rotary grid - Google Patents
Underwater grid body structure of rotary grid Download PDFInfo
- Publication number
- CN105923670A CN105923670A CN201610472979.1A CN201610472979A CN105923670A CN 105923670 A CN105923670 A CN 105923670A CN 201610472979 A CN201610472979 A CN 201610472979A CN 105923670 A CN105923670 A CN 105923670A
- Authority
- CN
- China
- Prior art keywords
- grid
- grizzly bar
- underwater
- bars
- under water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/24—Separation of coarse particles, e.g. by using sieves or screens
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Soil Working Implements (AREA)
Abstract
The invention relates to an underwater grid body structure of a rotary grid. The underwater grid body structure comprises grid bars and a grid bar installation rod, wherein the grid bars are welded on the grid bar installation rod at intervals; axes of the grid bars are perpendicular to the length direction of the grid bar installation rod; the grid bars are cylindrical. According to the underwater grid body structure disclosed by the invention, the cross section shapes of the grid bars are changed from original rectangular shapes into circular shapes, the grid bars with the circular cross sections are unlikely to cause bending deformation after the grid bars suffer from welding stress, the change on a gap between every two adjacent grid bars is little, and the grid bars in the circular cross sections have a guiding function on insertion of upper harrow teeth of a toothed harrow. During use, all the upper harrow teeth of the toothed harrow can be well inserted in an underwater grid body, and floating objects intercepted by the underwater grid body are enabled to be separated from liquid along with upward movement of the toothed harrow, so that quality of a product is increased.
Description
Technical field
The present invention relates to the grid body structure of a kind of swinging grid sewage-removing machine, present invention relates especially to the body structure of grid under water of a kind of swinging grid.
Background technology
At present; swinging grid sewage-removing machine main uses is solid-liquid screening; it is applicable to municipal sewage plant pretreating process; such as municipal sewage plant and residential quarters sewage treatment facility and the water inlet of town channel; can be used for waterworks carry out with power plant cooling water import department foreign material separate protection water pump vane; alleviate the process load of subsequent handling, be the solid-liquid sieving device of a kind of domestic advanced person.Its work process is: motor for speed reducer obtains electric makees gyration by pulley-sprocket-belt moving sleeve roller chain around grid body, and tooth harrow is connected with roller chain, then tooth harrow makees gyration also with bushroller chain around grid body, the foreign material retained by grid body just separate with liquid along with moving upward of tooth harrow, drop in aboveground dumper by deadweight when tooth harrow runs to its upper side.The fixed form of grid body is under water: first hold-down support is assembled with grid body under water, then fixes hold-down support in grille body with bolt, and with split pin grid body under water is connected with hold-down support and forms chain connection.When tooth harrow moves upward through water-bed jockey sprocket, grid body under water just pushed open by tooth harrow, make grid body under water carry out circular motion with hold-down support for round dot and leave grille body, grid body under water is departed from when tooth harrow continues up, grid body close grille body under the action of gravity of self under water, until contacting with grille body.
As depicted in figs. 1 and 2, grid body is welded with some grizzly bars 12 the body structure of grid under water originally by the grizzly bar mounting rod 13 of a rectangle under water, and grizzly bar 12 is to be made with band steel.The body structure weak point of grid under water originally is: owing to the grizzly bar 12 of grid body under water uses band steel, under water during grid body welding production, the grizzly bar 12 using band steel to make easily is caused grizzly bar 12 flexural deformation by welding stress, finally make the space change between adjacent grill 12, and the upper rake teeth 14 of tooth harrow 4 is the least with grizzly bar 12 gap of grid body under water, when tooth harrow 4 runs to grid body under water, on it, rake teeth 14 cannot insert under water in grid body 12, the floating thing that grid body under water is intercepted separates with liquid along with moving upward of tooth harrow 4, affect swinging grid working effect.
Fig. 3 and Fig. 4 is the work process schematic diagram of swinging grid, motor for speed reducer 1 electric must make gyration by pulley-sprocket-belt moving sleeve roller chain 2 around grid body, and tooth harrow 4 is connected with roller chain 2, then tooth harrow 4 makees gyration also with bushroller chain 2 around grid body, tooth harrow 4 runs to equipment bottom and inverts when moving upward grid body 6 under water after guider 7 and backed down by tooth harrow 4, depart under water after grid body 6 when tooth harrow 4 continues up, grid body 6 closes under self gravitation effect under water, and the foreign material retained by grid body separate with liquid along with moving upward of tooth harrow 4, invert after guider when tooth harrow 4 runs to its upper side, then drop in aboveground dumper 5 by deadweight.Swinging grid is fixed in civil engineering by bearing 3.
Fig. 5 is swinging grid submerged structure and runs schematic diagram, first grid body 6 under water is connected by bearing pin 9 with hold-down support 11 when mounted, and carries out axial restraint formation chain connection with split pin 10.Hold-down support 11 welds with swinging grid grid body 8 again.When tooth harrow 4 moves upward through water-bed jockey sprocket 7, grid body 6 under water just pushed open by tooth harrow 4, make grid body 6 under water carry out circular motion with bearing pin 9 for round dot and leave grille body 8, grid body 6 under water is departed from when tooth harrow 4 continues up, grid body 6 close grille body 8 under the action of gravity of self under water, until contacting with grille body 8.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that little and upper rake teeth for tooth harrow the insertion of the gap change that a kind of grizzly bar is difficult to cause between flexural deformation, grizzly bar has the body structure of grid under water of the swinging grid of guide effect.
The technical scheme provided according to the present invention, the body structure of grid under water of described swinging grid, including grizzly bar and grizzly bar mounting rod, is welded with grizzly bar in interval on grizzly bar mounting rod, the axis of grizzly bar is vertical setting with the length direction of grizzly bar mounting rod, and described grizzly bar is cylindrical.
Described grizzly bar mounting rod is the solid body of rod or hollow lever, and the shape of cross section of grizzly bar mounting rod is circular or square.
Distance between described adjacent two grizzly bars is equal.
The present invention makes the shape of cross section of grizzly bar into circle from original rectangle, after welding stress, the space change that the grizzly bar of circular cross-section is difficult to cause between flexural deformation, and adjacent grill is little, also the grizzly bar of circular cross-section for tooth harrow upper rake teeth be inserted with guide effect.During use, the upper rake teeth of tooth harrow can well insert under water in grid body, the floating thing that grid body intercepts under water can be made to separate with liquid along with moving upward of tooth harrow, improve the quality of product.
Accompanying drawing explanation
Fig. 1 is the front view of prior art.
Fig. 2 is the left view of prior art.
Fig. 3 is the front view of swinging grid.
Fig. 4 is the left view of swinging grid.
Fig. 5 is the enlarged drawing of part A in Fig. 3.
Fig. 6 is the front view of the present invention.
Fig. 7 is the left view of the present invention.
Detailed description of the invention
Below in conjunction with specific embodiment, the invention will be further described.
As shown in Figure 6 and Figure 7, the body structure of grid under water of this swinging grid, including grizzly bar 12 and grizzly bar mounting rod 13, is welded with grizzly bar 12 on grizzly bar mounting rod 13 in interval, the axis of grizzly bar 12 is vertical setting with the length direction of grizzly bar mounting rod 13, and described grizzly bar 12 is cylindrical.
Described grizzly bar mounting rod 13 is the solid body of rod or hollow lever, and the shape of cross section of grizzly bar mounting rod 13 is circular or square.
Distance between described adjacent two grizzly bars 12 is equal.
The body of grid under water of the present invention is still welded with some grizzly bars 12 by a grizzly bar mounting rod 13, but grizzly bar 12 does not uses band steel but uses cylindrical steel to make, because after welding stress, the grizzly bar 12 that cylindrical steel are made is difficult to cause flexural deformation, and space change between adjacent grill 12 is little, also have the grizzly bar 12 using cylindrical steel the to make upper rake teeth 14 for tooth harrow 4 is inserted with guide effect, and this is the function using band steel not have as grizzly bar.Swinging grid is after grid body has done above improvement under water, and in actual motion, the upper rake teeth 14 of tooth harrow 4 can well insert under water in grid body, the floating thing that grid body intercepts under water can be made to separate with liquid along with moving upward of tooth harrow, improve the quality of product.
Claims (3)
1. the body structure of grid under water of a swinging grid, including grizzly bar (12) and grizzly bar mounting rod (13), grizzly bar mounting rod (13) is welded with grizzly bar (12) in interval, the axis of grizzly bar (12) is vertical setting with the length direction of grizzly bar mounting rod (13), it is characterized in that: described grizzly bar (12) is cylinder.
2. the body structure of grid under water of swinging grid as claimed in claim 1, is characterized in that: described grizzly bar mounting rod (13) is the solid body of rod or hollow lever, and the shape of cross section of grizzly bar mounting rod (13) is circular or square.
3. the body structure of grid under water of swinging grid as claimed in claim 1, is characterized in that: the distance between described adjacent two grizzly bars (12) is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472979.1A CN105923670A (en) | 2016-06-24 | 2016-06-24 | Underwater grid body structure of rotary grid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472979.1A CN105923670A (en) | 2016-06-24 | 2016-06-24 | Underwater grid body structure of rotary grid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105923670A true CN105923670A (en) | 2016-09-07 |
Family
ID=56828288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610472979.1A Pending CN105923670A (en) | 2016-06-24 | 2016-06-24 | Underwater grid body structure of rotary grid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105923670A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106430373A (en) * | 2016-12-21 | 2017-02-22 | 重庆市沃利克环保设备有限公司 | Rotary rake type grid dirt removing equipment |
| CN109748467A (en) * | 2019-03-11 | 2019-05-14 | 秦皇岛市第一医院 | A kind of Hospital Sewage Treatment reclaimer with efficient sterilization function |
| CN112517173A (en) * | 2020-12-10 | 2021-03-19 | 南京晨荣环保设备制造有限公司 | Rake type crushing type grid dirt removing machine with garbage cleaning function |
| CN113694588A (en) * | 2021-08-09 | 2021-11-26 | 中国核电工程有限公司 | Thick filter equipment of nuclear power station water intaking system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4099610A (en) * | 1975-02-07 | 1978-07-11 | Societe Anonyme Eau-Gaz-Assainissement | Endless power-driven conveyor with discharge comb |
| US4780199A (en) * | 1987-09-23 | 1988-10-25 | Ezzell John E | Bar screen cleaner |
| CN2637559Y (en) * | 2003-08-05 | 2004-09-01 | 江苏省农业机械研究所有限公司 | Concealed teeth rotary type cleaner |
| CN2679241Y (en) * | 2003-12-25 | 2005-02-16 | 北京海斯顿环保设备有限公司 | Bashing clockwise rotary double-grid grid maker |
| CN101327383A (en) * | 2007-06-21 | 2008-12-24 | 蓝鲸屏株式会社 | Structure for fixing screen bars of screening apparatus for wastewater treatment |
| CN203820485U (en) * | 2014-05-14 | 2014-09-10 | 江苏通用环境工程有限公司 | Grid sewerage machine |
| CN204714536U (en) * | 2015-05-29 | 2015-10-21 | 上海东方泵业(集团)有限公司 | A kind of movable auxiliary grid structure of rotary type coarse rack dirt remover |
| CN205917038U (en) * | 2016-06-24 | 2017-02-01 | 无锡市通用机械厂有限公司 | Body structure of bars under water of rotation grid |
-
2016
- 2016-06-24 CN CN201610472979.1A patent/CN105923670A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4099610A (en) * | 1975-02-07 | 1978-07-11 | Societe Anonyme Eau-Gaz-Assainissement | Endless power-driven conveyor with discharge comb |
| US4780199A (en) * | 1987-09-23 | 1988-10-25 | Ezzell John E | Bar screen cleaner |
| CN2637559Y (en) * | 2003-08-05 | 2004-09-01 | 江苏省农业机械研究所有限公司 | Concealed teeth rotary type cleaner |
| CN2679241Y (en) * | 2003-12-25 | 2005-02-16 | 北京海斯顿环保设备有限公司 | Bashing clockwise rotary double-grid grid maker |
| CN101327383A (en) * | 2007-06-21 | 2008-12-24 | 蓝鲸屏株式会社 | Structure for fixing screen bars of screening apparatus for wastewater treatment |
| CN203820485U (en) * | 2014-05-14 | 2014-09-10 | 江苏通用环境工程有限公司 | Grid sewerage machine |
| CN204714536U (en) * | 2015-05-29 | 2015-10-21 | 上海东方泵业(集团)有限公司 | A kind of movable auxiliary grid structure of rotary type coarse rack dirt remover |
| CN205917038U (en) * | 2016-06-24 | 2017-02-01 | 无锡市通用机械厂有限公司 | Body structure of bars under water of rotation grid |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106430373A (en) * | 2016-12-21 | 2017-02-22 | 重庆市沃利克环保设备有限公司 | Rotary rake type grid dirt removing equipment |
| CN109748467A (en) * | 2019-03-11 | 2019-05-14 | 秦皇岛市第一医院 | A kind of Hospital Sewage Treatment reclaimer with efficient sterilization function |
| CN112517173A (en) * | 2020-12-10 | 2021-03-19 | 南京晨荣环保设备制造有限公司 | Rake type crushing type grid dirt removing machine with garbage cleaning function |
| CN113694588A (en) * | 2021-08-09 | 2021-11-26 | 中国核电工程有限公司 | Thick filter equipment of nuclear power station water intaking system |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into 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: 20160907 |