CN203866086U - Scraper lifting device of floating slag conveyor for oxidation ditch - Google Patents
Scraper lifting device of floating slag conveyor for oxidation ditch Download PDFInfo
- Publication number
- CN203866086U CN203866086U CN201420274831.3U CN201420274831U CN203866086U CN 203866086 U CN203866086 U CN 203866086U CN 201420274831 U CN201420274831 U CN 201420274831U CN 203866086 U CN203866086 U CN 203866086U
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- China
- Prior art keywords
- raceway
- scraper plate
- oxidation ditch
- silica frost
- scum silica
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Abstract
The utility model discloses a scraper lifting device of a floating slag conveyor for an oxidation ditch. The scraper lifting device is characterized by comprising a wire winding reel and a steel wire rope, wherein the wire winding reel is arranged on a mounting plate at the upper part of a rack and is provided with a rotary shaft which is horizontally arranged; one end of the rotary shaft is connected with a wire winding motor; the lower end of the steel wire rope is connected to a scraper; the upper end of the steel wire rope upwards bypasses a fixed pulley hung at the top of the rack and then is wound around the wire winding reel. According to the device, the operating stability and the smoothness of the scraper can be improved, lifting of the scraper can be automatically and stably switched and turned on or off, the automation degree of the scraper lifting device is improved favorably, and the working efficiency is improved.
Description
Technical field
The utility model relates to the sewage disposal technology in a kind of sewage work, especially a kind of oxidation ditch scum silica frost dragveyer scraper plate lifting gear.
Background technology
Pre-treatment is the primary link of sewage disposal, also the treatment stage of being the early stage of comparatively key, while being generally Sewage Plant water inlet, adopt coarse rack and fine fack to stop, coarse rack, the fine fack in early stage stop respectively the thickness foreign material in sewage, object is to avoid floating matter to enter follow-up phase, impact art breading effect below.But existing thickness grid effect is not fairly obvious, they can not stop the floating matter that is greater than 10mm to enter subsequent disposal system completely, as leaf, toilet paper, the first-class fiber-enriched shape of cigarette filter object.When these objects enter the core position of sewage disposal---after oxidation ditch, in biochemical system in the time of 5-7 days, due to the chemical action of chemical substance in the physical action of the biochemical action of microorganism, mechanical means and water, large amount of organic is degenerated, the floating matter entering forms a large amount of fibrous objects, under the flow action that these fibrous objects constantly circulate at oxidation ditch, be mutually wound around and be woven into a large amount of suspension waste residues, and then follow-up sewage disposal is worked the mischief.
Specifically, scum silica frost is with next link of flow direction---second pond, entering before second pond, first will be by the distributing hole of second pond, the distributing hole of second pond has a water distribution board, and these fibrous scum silica frost are when by water distribution board, be subject to certain stopping, part scum silica frost hangs on baffle plate, and alluvial, just causes the obstruction of distributing hole for a long time.According to the practical operation situation of Sewage Plant, substantially to stop production each season, then emptying second pond clear up distributing hole, this need to approximately 5 people just can complete cleaning work for about two days consuming time.Meanwhile, also have a large amount of scum silica frost to enter second pond, and rear section enters return-flow system, stop up residual sludge pump, by the calculating in 8 hours of excess sludge pump work every day, on average will stop up 10 times left and right every day, each cleaning needs half an hour consuming time, need artificial 3 people, the normal operation that this had both affected production, expends again a large amount of human and material resources.
Therefore, be necessary described scum silica frost to salvage.The mode that generally adopts artificial salvaging or machine to salvage in current each sewage work skims scum silica frost.Manually drag for slag but rely on, it is large that slag labour intensity is dragged in existence, inefficiency, and security low (existing workman to call in the potential safety hazard of inlet channel), and drag for the clean defect thoroughly, not in time of slag.
In prior art, also there is part to realize the technology to the cleaning of oxidation ditch scum silica frost by equipment, a kind of oxidation ditch dross removing device as disclosed in China's number of patent application 201310240084, its structure comprises scarfing cinder groove, cell body seat, overturn system, dreg removing system and slag bucket dolly, cell body seat is fixed on oxidation ditch pool wall, scarfing cinder groove is the U-shaped elongated slot being arranged on cell body seat, gusset plate on the connecting rod of overturn system and scarfing cinder groove U-shaped end plate is hinged, the lower bottom part of scarfing cinder groove is provided with a slag notch, be connected with the flexible pipe of dreg removing system, lead to slag bucket dolly.This device is to adopt the mode of resupination drainage to carry out scarfing cinder deslagging, use comparatively trouble, and slagging-off effect is poor.
In prior art, also has part to adopt the mode of grid to carry out debris retaining to drag for the equipment of slag, the disclosed a kind of water channel grate formula slag removal equipment of such as China's number of patent application 201020022569.5 etc., but these equipment are not to design for the scum silica frost feature of oxidation ditch specially, not pointed, the scum silica frost that is not suitable for oxidation ditch is removed.
In order to address the above problem, applicant considers to have designed a kind of oxidation ditch scum silica frost dragveyer, grid is set in oxidation ditch scum silica frost dragveyer and realizes the interception to oxidation ditch scum silica frost, bottom is set in oxidation ditch scum silica frost dragveyer to be had the scraper plate that can be inserted into the grasping teeth in grid gap with grid coupling and realizes and grab slag, scraper plate lifting gear is set in oxidation ditch scum silica frost dragveyer and realizes the reciprocal lifting to scraper plate, and then realize and drag for slag.
But wherein, when scraper plate lifting gear is specifically set, need to consider how to be beneficial to the stability and the smoothness that improve scraper plate operation, and realize the problem such as stable switching of lifting.
utility model content
For the deficiencies in the prior art, technical problem to be solved in the utility model is, how to provide one can improve scraper plate operation stability and smoothness, can realize the oxidation ditch scum silica frost dragveyer scraper plate lifting gear of the stable switching of scraping plate lifting.
In order to solve the problems of the technologies described above, in the utility model, adopt following technical scheme:
A kind of oxidation ditch scum silica frost dragveyer scraper plate lifting gear, it is characterized in that, described scraper plate lifting gear, comprise a reel on the mounting plate that is arranged on upper rack, reel has horizontally disposed rotating shaft, and rotating shaft one end is connected with a coiling electric motor, and scraper plate lifting gear also comprises wireline, wireline lower end is connected on scraper plate, and wireline upper end upwards solderless wrapped connection is crossed after a fixed pulley that is suspended on frame top and is wound around and is arranged on reel.
In this scraper plate lifting gear, drive wireline to drive scraping plate lifting by coiling electric motor, realize electrical control and drag for slag, wireline is connected on scraper plate after the fixed pulley of frame top, the closure of fixed pulley and scraper plate is consistent with frame direction, and then reduce friction, be beneficial to and improve stability and the smoothness that scraper plate promotes.
Further, also comprise lifting switching mechanism, described lifting switching mechanism comprises one section of thread segment in described rotating shaft, on thread segment, be arranged with matchingly a nut, on nut, there is a limit part that is affixed and can limits nut rotation with mounting plate, on mounting plate corresponding to thread segment two ends, be also provided with two and approach switch corresponding to nut, two approach switchs are connected in the positive and reverse rotation control circuit of coiling electric motor.
Like this, can realize the forward reversion of automatically controlling coiling electric motor by two approach switchs, drive reel take-up or unwrapping wire, and then realize the automatic control to scraping plate lifting, realize the circulation of automatically controlling and drag for slag.Meanwhile, this structure self has simple in structure, controls reliable advantage.
As optimization, the both sides at the upper and lower two ends of described scraper plate are fixedly installed a stationary shaft, stationary shaft one end stretches out and is provided with a roller being positioned at outside scraper plate, frame both sides inner surface is provided with the raceway with roller coupling, raceway comprises lower raceway and upper raceway, lower raceway is positioned at flase floor and throws in the frame of slag window two side positions, upper raceway is positioned at flase floor two side positions and is set in parallel in the frame of lower raceway top, upper raceway lower end position is shorter than lower raceway lower end position, upper raceway upper end position is hinged with a lap plate, lap plate upper end tilts to be overlapped on lower raceway by gravity.
After optimizing like this, adopt the cooperation of roller and raceway, be more beneficial to the lifting of scraper plate.Unique roller path structure setting simultaneously, while making scraper plate descending, the roller of both sides, scraper plate lower end can be walked on upper raceway through lap plate by raceway from throwing slag window both sides, while avoiding scraper plate descending, scum silica frost is scraped off, scraper plate lower end roller falls in lower raceway after upper raceway again, and now grasping teeth cooperation is inserted in grid gap from grid lower end; Then when scraper plate promotes, the roller of scraper plate lower end is upwards walked from lower raceway, and scraper plate is remained and the upwards operation that is adjacent to of flase floor, realizes the crawl of scum silica frost; When the roller of scraper plate lower end upwards passes through lap plate, squeeze after lap plate and continue to throw slag window upward to reaching, realize and throw slag, after lap plate is squeezed, under deadweight, reset and be again overlapped on lower raceway, drag for slag to circulate.Drag for slag effect therefore greatly improved.
As optimization, also comprise automatic control device, described automatic control device, comprises the float switch being arranged on the irrigation canals and ditches inner side-wall of frame upstream, float switch is connected to breaking in pilot circuit of coiling electric motor.
After optimizing like this, accumulate when more when scum silica frost in grid, can cause the rise of frame upper pond level, after float switch detects that water level goes up, the pilot circuit that breaks of connecting coiling electric motor, coiling electric motor is started working, and drives scraper plate to-and-fro movement to realize and drags for slag, after on grid, most of scum silica frost is picked up, it is large that grid water amount becomes, and frame upper pond level reduces, after float switch detects that water level declines, automatically the pilot circuit that breaks of controlling coiling electric motor disconnects, and stops dragging for slag.And so forth, having realized this dragveyer can be completely unmanned on duty, can realize the effect of automatically dragging for slag according to actual scum silica frost generation situation.
Further, float switch comprises a support arm being horizontally fixed on trip irrigation canals and ditches inner side-wall, on support arm, be vertically provided with a support bar, support bar lower end is fixedly installed a position-arresting disk, on the support bar of position-arresting disk top, movable sleeve is provided with a float, on the support bar of float top, be provided with an approach switch, approach switch is connected to breaking in pilot circuit of coiling electric motor.Like this, in the time that water level goes up, float with water level floating, causes approach switch to be connected on support bar, and the pilot circuit that breaks of coiling electric motor is connected, dragveyer unlatching work, and when water level declines, float falls with water level, and approach switch disconnects.It is controlled, and very safety and stability is reliable.Described support bar is threaded rod further, and approach switch is arranged on a screw thread and is screwed on the disk on threaded rod.Like this, the height location of adjusting proximity switch on support bar easily, and then according to practical situation, regulates startup opportunity and the actual scum silica frost situation coupling of dragveyer, removes the gred with more scientific.
In sum, the utility model can improve scraper plate operation stability and smoothness, can realize automatically stable switching and break-make of scraping plate lifting, is beneficial to raising automation degree of equipment, raises labour efficiency.
Brief description of the drawings
Fig. 1 is a kind of structural representation sketch of the oxidation ditch scum silica frost dragveyer that has adopted the utility model structure.
Embodiment
Below in conjunction with a kind of oxidation ditch scum silica frost dragveyer that has adopted the utility model structure and accompanying drawing thereof, the utility model is described in further detail.
As shown in Figure 1, a kind of oxidation ditch scum silica frost dragveyer that has adopted the utility model structure, comprise the frame 1 of entirety for rectangular frame structure, frame 1 is inclined in irrigation canals and ditches and lower, transverse has been connected to form flase floor 2, is provided with the grid 3 for debris retaining on flase floor 2; Grid 3 is the vertical bar grid arranging along frame 1 short transverse, the upper surface that is positioned at flase floor 2 in frame 1 also correspondence is provided with scraper plate 4, scraper plate 4 bottoms have with grid coupling can be inserted into the grasping teeth 8 in grid gap, in the frame 1 of flase floor 2 tops, be formed with and throw slag window 6, throw the frame back lower place corresponding to slag window and be provided with dreg-accepting hopper 5, in frame 1, be also provided with for driving scraper plate 4 at flase floor 2 and throwing the scraper plate lifting gear of lifting between slag window 6.
Wherein, described scraper plate 4 entirety are tabular body structure, scraper plate 4 lower edge have aduncate bend and in the raw grasping teeth 4 in a row of bend front end, form storage slag space when described bend is used for dragging for slag, are provided with the leaking hole 7 of evenly arranging on described scraper plate 4 and bend thereof.On described scraper plate 4, be also fixedly installed counterweight (not shown).When concrete enforcement, counterweight can further be set to the tube structure with screw-cap, like this, can be by the screw-cap of outwarding winding, regulate the weight of counterweight toward materials such as the interior plus-minus of cylindrical shell silts, and then adjust the weight of scraper plate, and make it realize the clamping that scrapes to scum silica frost by deadweight well, be unlikely to again overweight and affect lifting.The bar width of deleting of described grid 3 is 0.5cm left and right, and the interspace width of deleting of grid is 1.5cm left and right.Described grid 3 is positioned at flase floor 2 Lower Half positions, and flase floor 2 first halves are tabular, and convergence part is divided into the inclined-plane being obliquely installed in grid gap and between flase floor 2 first half upper surfaces.
Wherein, described scraper plate lifting gear, comprise a reel 9 on the mounting plate that is arranged on frame 1 top, reel 9 has horizontally disposed rotating shaft 10, rotating shaft 10 one end are connected with a coiling electric motor 11, scraper plate lifting gear also comprises wireline 12, and wireline 12 lower ends are connected on scraper plate 4, and wireline upper end upwards solderless wrapped connection is crossed a rear winding of fixed pulley 13 that is suspended on frame top and is arranged on reel 9.Also comprise lifting switching mechanism, described lifting switching mechanism comprises one section of thread segment in described rotating shaft 10, on thread segment, be arranged with matchingly a nut 14, on nut 14, there is a limit part that is affixed and can limits nut rotation with mounting plate, 15, two approach switchs 5 of approach switch that are also provided with two and nut 14 correspondences on mounting plate corresponding to thread segment two ends are connected in the positive and reverse rotation control circuit of coiling electric motor 11.The both sides at described scraper plate two ends Shang Xia 4 are fixedly installed a stationary shaft, stationary shaft one end stretches out and is provided with a roller 16 being positioned at outside scraper plate, frame 1 both sides inner surface is provided with the raceway with roller coupling, raceway comprises lower raceway 17 and upper raceway 18, lower raceway 17 is positioned at flase floor 2 and throws in the frame 1 of 6 liang of side positions of slag window, upper raceway 18 is positioned at 2 liang of side positions of flase floor and is set in parallel in the frame of lower raceway 17 tops, upper raceway 18 lower end positions are shorter than lower raceway 17 lower end positions, upper raceway 18 upper end positions are hinged with a lap plate 19, lap plate 19 upper ends tilt to be overlapped on lower raceway by gravity.
Wherein, also comprise automatic control device, described automatic control device, comprises the float switch being arranged on frame 1 upstream irrigation canals and ditches inner side-wall, and float switch is connected to breaking in pilot circuit of coiling electric motor.Described float switch comprises a support arm 20 being horizontally fixed on trip irrigation canals and ditches inner side-wall, on support arm 20, be vertically provided with a support bar 21, support bar 21 lower ends are fixedly installed a position-arresting disk 22, on the support bar of position-arresting disk 22 tops, movable sleeve is provided with a float 23, on float 23 top support bars 21, be provided with an approach switch, approach switch is connected to breaking in pilot circuit of coiling electric motor, described support bar 21 is threaded rod, and approach switch is arranged on a screw thread and is screwed on the disk 24 on threaded rod 21.
Above-mentioned dragveyer, when use, first detects according to test, regulates and sets the height location that the disk of approach switch is set in float switch, then can automatically move.When scum silica frost is down tackled by grid from irrigation canals and ditches upstream, scum silica frost is accumulated when more in grid, can cause the rise of frame upper pond level, float floats with water level on support bar, cause the approach switch on disk to be connected, the pilot circuit that breaks of coiling electric motor is connected, and dragveyer unlatching work drives scraper plate to-and-fro movement to realize and drags for slag.When scraper plate motion, adopt the cooperation of roller and raceway, realize the reciprocal lifting of scraper plate.Specifically, when scraper plate is descending, the roller of both sides, scraper plate lower end can be walked on upper raceway through lap plate by raceway from throwing slag window both sides, while avoiding scraper plate descending, scum silica frost is scraped off, scraper plate lower end roller falls in lower raceway after upper raceway again, and now grasping teeth cooperation is inserted in grid gap from grid lower end; Then when scraper plate promotes, the roller of scraper plate lower end is upwards walked from lower raceway, and scraper plate is remained and the upwards operation that is adjacent to of flase floor, realizes the crawl of scum silica frost; When the roller of scraper plate lower end upwards passes through lap plate, squeeze after lap plate and continue to throw slag window upward to reaching, realize and throw slag, after lap plate is squeezed, under deadweight, resets and be again overlapped on lower raceway, realizing circulates drags for slag.Slag is dragged in the circular flow up and down of above-mentioned scraper plate, by the control of lifting switching mechanism, in lifting switching mechanism, two approach switchs are controlled the forward reversion of coiling electric motor automatically, drive reel take-up or unwrapping wire, and then realize the automatic control to scraping plate lifting, realize the circulation of automatically controlling and drag for slag.
After on grid, most of scum silica frost is picked up, it is large that grid water amount becomes, and frame upper pond level reduces, and float falls with water level, and the approach switch on disk disconnects, and the pilot circuit that breaks of automatically controlling coiling electric motor disconnects, and stops dragging for slag.
Therefore above-mentioned dragveyer, designs for oxidation ditch scum silica frost specially, have to oxidation ditch scum silica frost remove effective, level of automation is high, can realize the advantages such as fully automatic operation.
Claims (3)
1. an oxidation ditch scum silica frost dragveyer scraper plate lifting gear, it is characterized in that, described scraper plate lifting gear, comprise a reel on the mounting plate that is arranged on upper rack, reel has horizontally disposed rotating shaft, and rotating shaft one end is connected with a coiling electric motor, and scraper plate lifting gear also comprises wireline, wireline lower end is connected on scraper plate, and wireline upper end upwards solderless wrapped connection is crossed after a fixed pulley that is suspended on frame top and is wound around and is arranged on reel.
2. oxidation ditch scum silica frost dragveyer scraper plate lifting gear as claimed in claim 1, it is characterized in that, also comprise lifting switching mechanism, described lifting switching mechanism comprises one section of thread segment in described rotating shaft, on thread segment, be arranged with matchingly a nut, on nut, there is a limit part that is affixed and can limits nut rotation with mounting plate, on mounting plate corresponding to thread segment two ends, be also provided with two and approach switch corresponding to nut, two approach switchs are connected in the positive and reverse rotation control circuit of coiling electric motor.
3. oxidation ditch scum silica frost dragveyer scraper plate lifting gear as claimed in claim 2, it is characterized in that, the both sides at the upper and lower two ends of described scraper plate are fixedly installed a stationary shaft, stationary shaft one end stretches out and is provided with a roller being positioned at outside scraper plate, frame both sides inner surface is provided with the raceway with roller coupling, raceway comprises lower raceway and upper raceway, lower raceway is positioned at flase floor and throws in the frame of slag window two side positions, upper raceway is positioned at flase floor two side positions and is set in parallel in the frame of lower raceway top, upper raceway lower end position is shorter than lower raceway lower end position, upper raceway upper end position is hinged with a lap plate, lap plate upper end tilts to be overlapped on lower raceway by gravity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420274831.3U CN203866086U (en) | 2014-05-27 | 2014-05-27 | Scraper lifting device of floating slag conveyor for oxidation ditch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420274831.3U CN203866086U (en) | 2014-05-27 | 2014-05-27 | Scraper lifting device of floating slag conveyor for oxidation ditch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203866086U true CN203866086U (en) | 2014-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420274831.3U Expired - Fee Related CN203866086U (en) | 2014-05-27 | 2014-05-27 | Scraper lifting device of floating slag conveyor for oxidation ditch |
Country Status (1)
| Country | Link |
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| CN (1) | CN203866086U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105016259A (en) * | 2015-08-04 | 2015-11-04 | 天津华清健坤膜科技有限公司 | Immersed membrane casting platform and using method thereof |
| CN109372538A (en) * | 2018-11-29 | 2019-02-22 | 中国铁建重工集团有限公司 | Slag cleaning device and development machine |
-
2014
- 2014-05-27 CN CN201420274831.3U patent/CN203866086U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105016259A (en) * | 2015-08-04 | 2015-11-04 | 天津华清健坤膜科技有限公司 | Immersed membrane casting platform and using method thereof |
| CN109372538A (en) * | 2018-11-29 | 2019-02-22 | 中国铁建重工集团有限公司 | Slag cleaning device and development machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20150527 |
|
| EXPY | Termination of patent right or utility model |