CN203043650U - Skimming device of bridge type sand sucker - Google Patents
Skimming device of bridge type sand sucker Download PDFInfo
- Publication number
- CN203043650U CN203043650U CN 201220377536 CN201220377536U CN203043650U CN 203043650 U CN203043650 U CN 203043650U CN 201220377536 CN201220377536 CN 201220377536 CN 201220377536 U CN201220377536 U CN 201220377536U CN 203043650 U CN203043650 U CN 203043650U
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- Prior art keywords
- skimming
- rake
- upper bracket
- angle
- bridge
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Abstract
The utility model discloses a skimming device of a bridge type sand sucker, which is fixed at the lower parts of two sides of a working bridge of the bridge type sand sucker through an upper bracket. One end of the lower part of the upper bracket is hinged with a skimming rake through a pin shaft and the other end of the lower part of the upper bracket is hinged with a hook plate; the bottom face of the hook plate is kept at an inclined angle; a triangular notch is arranged above the inclined angle; angle iron is welded on the skimming rake and corresponds to the triangular notch; a torsion spring traction and tensioning hook plate and a sling chain suspended skimming rake are arranged at the lower part of the upper bracket; and the initial skimming end of a sedimentation tank is fixedly provided with a releasing ejection rod. When the skimming device disclosed by the utility model is used for skimming, the skimming rake is suspended below a liquid level through a sling chain, the angle iron on the skimming rake is automatically hooked into the triangular notch of the hook plate through slope climbing of a guide slope at the tail end of a skimming route, and the bottom of the rake is kept to be away from the liquid level in a returning process so as to prevent floating dregs from flowing back to an end dead angle; and the skimming rake is automatically put down through the contact of the releasing ejection rod at the tail end of a returning route. The skimming device is reasonable in structure and good in automation, and obviously improves the skimming effect.
Description
Technical field
The utility model relates to the environmental protection equipment field, especially a kind of skimmer device of bridge-type sand sucker.
Background technology
Horizontal sedimentation tank is scraped, suction dredge, the aerated grit chamber sand sucker is a kind of visual plant in the waste water of municipal administration, sewage treatment plant, coal mining enterprise, iron and steel enterprise etc., coal slime are handled, and collects and discharges outside the pond being deposited in mud (sand grains, cinder) at the bottom of the treatment tank.As shown in Figure 1 and Figure 2, mobile bridge-type sand sucker is arranged on the horizontal sedimentation tank 10, and service bridge 1 is erected on the two ends end carriage 2, and the bottom of service bridge 1 is provided with two sand suction pipes 3 and extends at the bottom of the pond.Two outer ends at service bridge 1 are provided with end carriage drive unit 5, make back and forth movement at walking track 6.By aeration tube 7 aerations, suspension comes together in the scum silica frost groove 8 of pond face in the sewage, the top, two outer ends of service bridge 1 is positioned at liquid level and is provided with skimmer device 4, is provided with a little more than liquid level and has at the skimming end of travel of sedimentation basin 10 and lead sloping 16(referring to Fig. 4) scum silica frost collection bucket 9.Treatment sewage enters sedimentation basin 10 during work, and suspension enters scum silica frost groove 8 behind aeration tube 7 aerations, and scum silica frost is cast aside under the skimming plate effect of skimmer device 4 and gone into scum silica frost collection bucket 9, discharges outside sedimentation basin 10 ponds; Sand grains is discharged outside the pond by sand suction pipe 3 at the bottom of sinking to the pond, and clear water flows out via downflow weir.
Skimmer device of the prior art adopts arm turnover panel weight structure, and rigidity is relatively poor, is difficult to upset, has influenced the skimming effect.And the height of water level in the sedimentation basin often changes, and crosses when low when water level, and skimming plate breaks away from liquid level, can not play the effect of skimming; Liquid level is too high, and skimming plate also can drop on below the liquid level in the backhaul process, can oppositely take back a lot of scum silica frost the dead angle area at top, influences the skimming effect.
The utility model content
The applicant is difficult to upset at the turnover panel weight of the skimmer device of above-mentioned existing mobile bridge-type sand sucker, can not adapt to level change, cause shortcomings such as skimming weak effect, a kind of skimmer device of bridge-type sand sucker rational in infrastructure is provided, thereby can improve rigidity and the service life of skimmer device, improve the skimming effect significantly.
The technical scheme that the utility model adopts is as follows:
A kind of skimmer device of bridge-type sand sucker, be fixed on two side lower parts of the service bridge of bridge-type sand sucker by upper bracket, bottom one end of upper bracket is hinged with the skimming rake by bearing pin, the other end is hinged with hanger plate, the hanger plate bottom surface is the oblique angle, the top, oblique angle is provided with three angle kerves, is welded with angle steel at the skimming rake, and is corresponding with three angle kerves; In the upper bracket bottom, be provided with extension spring traction tension hanger plate, be provided with chain sling suspention skimming rake; Fixedly there is the push rod of coming off at skimming top at sedimentation basin, and the end of the push rod that comes off can contact the side of hanger plate.
As further improvement in the technical proposal: the length of chain sling is configured such that skimming rake about 50mm below the submergence liquid level when minimum usually.
The beneficial effects of the utility model are as follows:
The utility model is by arranging skimming rake, hanger plate and the push rod that comes off, and the skimming rake hangs to liquid level by chain sling during skimming, realizes skimming smoothly.By leading the climbing on slope, the angle steel on the skimming rake is colluded in three angle kerves of hanger plate at the skimming end of travel automatically, and when backhaul, keep the rake end to break away from the state of liquid level, avoid scum silica frost is come back the dead angle, top.The backhaul end puts down skimming rake automatically by the touching of the push rod that comes off and carries out skimming, and rational in infrastructure, automaticity is good, accomplishes really that scum silica frost does not have to leak outside, and improves the effect of skimming significantly.
Description of drawings
Fig. 1 is the sectional view that is provided with horizontal flow basin sand sucker of the present utility model.
Fig. 2 is the front view of Fig. 1, and wherein B portion is that skimmer device arrives at scum silica frost collection bucket position, and C portion is the skimming state of skimmer device, is virtual state.
Fig. 3 is the left view of skimmer device, corresponds to the A portion enlarged drawing among Fig. 1.
Fig. 4 is the front view of skimmer device, corresponds to the B portion enlarged drawing among Fig. 2.
The same Fig. 4 of Fig. 5, C portion enlarged drawing in the corresponding diagram 2.
Among the figure: 1, service bridge; 2, end carriage; 3, sand suction pipe; 4, skimmer device; 5, end carriage drive unit; 6, walking track; 7, aeration tube; 8, scum silica frost groove; 9, scum silica frost collection bucket; 10, sedimentation basin; 11, upper bracket; 12, skimming rake; 13, hanger plate; 14, extension spring; 15, chain sling; 16, lead the slope; 17, three angle kerves; 18, the push rod that comes off; 19, liquid level; 20, angle steel.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described.
As shown in Figure 3, Figure 4, skimmer device described in the utility model 4 adopts square steel tubes to make the upper bracket 11 of skimming rake 12, the both sides of the service bridge 1 by being bolted to the bridge-type sand sucker; Upper bracket 11 bottoms, an end is hinged with skimming rake 12 by bearing pin, and the other end is hinged with hanger plate 13, and hanger plate 13 bottom surfaces are the oblique angle, and the top, oblique angle is provided with three angle kerves 17, is welded with angle steel 20 at skimming rake 12, and is corresponding with three angle kerves 17.In upper bracket 11 bottoms, be provided with extension spring 14 traction tension hanger plates 13, be provided with chain sling 15 suspention skimming rakes 12.Skimming end at sedimentation basin 10 arranges scum silica frost collection bucket 9, is provided with the push rod 18 that comes off of fixed L shape at pond, place, skimming top face, and the end of the push rod 18 that comes off can contact the side of hanger plate 13.
During actual job, when sand sucker is walked along the walking track 6 of sedimentation basin 10, scum silica frost is pushed the skimming end of travel to by skimming rake 12, when skimming rake 12 moves to scum silica frost collection bucket 9 positions, as B portion position among Fig. 2, i.e. position shown in Figure 4, skimming rake 12 is climbed along leading slope 16, the scum silica frost of scum silica frost groove 8 liquid level positions is driven to scum silica frost collection bucket 9, and discharged outside sedimentation basin 10 ponds.In the time of climbing, skimming rake 12 upwards lifts, and angle steel 20 under the pulling force of extension spring 14, hooks skimming rake 12 along the oblique angle, bottom surface of hanger plate 13, and at this moment, skimming rake 12 is positioned at peak and the rake end is positioned on the liquid level 19.12 backhauls are harrowed in skimming then, and skimming this moment rake 12 is suspended on the hanger plate 13, and the rake end is positioned on the liquid level 19 fully, thereby scum silica frost oppositely can not come back top.When sand sucker returns sedimentation basin 10 tops, hanger plate 13 touches fixing the push rod 18 that comes off and is open, extension spring 14 applied elongation, deviate from three angle kerves 17 of angle steel 20 on the skimming rake 12 from the hanger plate 13, skimming rake 12 comes off in the pond automatically under the effect of gravity, and is subjected to the restriction of chain sling 15, and the length of chain sling 15 is set to harrow plate when minimum about submergence liquid level 19 following 50mm usually, C portion position, i.e. position shown in Figure 5 among the state of this moment such as Fig. 2.
More than describing is to explanation of the present utility model, is not the restriction to utility model, and the utility model institute restricted portion is referring to claim, and under the situation of the utility model spirit, the utility model can be done any type of modification.
Claims (2)
1. the skimmer device of a bridge-type sand sucker, be fixed on two side lower parts of the service bridge (1) of bridge-type sand sucker by upper bracket (11), it is characterized in that: bottom one end of upper bracket (11) is hinged with skimming rake (12) by bearing pin, the other end is hinged with hanger plate (13), hanger plate (13) bottom surface is the oblique angle, the top, oblique angle is provided with three angle kerves (17), is welded with angle steel (20) at skimming rake (12), and is corresponding with three angle kerves (17); In upper bracket (11) bottom, be provided with extension spring (14) traction tension hanger plate (13), be provided with chain sling (15) suspention skimming rake (12); At the skimming top of sedimentation basin (10) push rod of coming off (18) is arranged fixedly, the end of the push rod that comes off (18) can contact the side of hanger plate (13).
2. according to the skimmer device of the described bridge-type sand sucker of claim 1, it is characterized in that: the length of chain sling (15) is configured such that skimming rake (12) about 50mm below the submergence liquid level (19) when minimum usually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220377536 CN203043650U (en) | 2012-08-01 | 2012-08-01 | Skimming device of bridge type sand sucker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220377536 CN203043650U (en) | 2012-08-01 | 2012-08-01 | Skimming device of bridge type sand sucker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203043650U true CN203043650U (en) | 2013-07-10 |
Family
ID=48726651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220377536 Withdrawn - After Issue CN203043650U (en) | 2012-08-01 | 2012-08-01 | Skimming device of bridge type sand sucker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203043650U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102784497A (en) * | 2012-08-01 | 2012-11-21 | 江苏通用环保集团有限公司 | Skimming device for bridge-type sand sucker |
-
2012
- 2012-08-01 CN CN 201220377536 patent/CN203043650U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102784497A (en) * | 2012-08-01 | 2012-11-21 | 江苏通用环保集团有限公司 | Skimming device for bridge-type sand sucker |
| CN102784497B (en) * | 2012-08-01 | 2014-11-05 | 江苏通用环境工程有限公司 | Skimming device for bridge-type sand sucker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130710 Effective date of abandoning: 20141105 |
|
| RGAV | Abandon patent right to avoid regrant |