CN211198990U - Sludge extrusion dewatering device - Google Patents
Sludge extrusion dewatering device Download PDFInfo
- Publication number
- CN211198990U CN211198990U CN201921956313.9U CN201921956313U CN211198990U CN 211198990 U CN211198990 U CN 211198990U CN 201921956313 U CN201921956313 U CN 201921956313U CN 211198990 U CN211198990 U CN 211198990U
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- Prior art keywords
- shell
- upper shell
- sludge
- rod
- hole
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- Expired - Fee Related
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- 239000010802 sludge Substances 0.000 title claims abstract description 50
- 238000001125 extrusion Methods 0.000 title claims abstract description 13
- 230000018044 dehydration Effects 0.000 claims abstract 9
- 238000006297 dehydration reaction Methods 0.000 claims abstract 9
- 239000007788 liquid Substances 0.000 claims description 12
- 239000004744 fabric Substances 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 abstract description 5
- 230000004308 accommodation Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005188 flotation Methods 0.000 description 3
- 235000011837 pasties Nutrition 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 235000013290 Sagittaria latifolia Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000015246 common arrowhead Nutrition 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Filtration Of Liquid (AREA)
- Treatment Of Sludge (AREA)
Abstract
The utility model discloses a sludge extrusion dehydration device, which comprises a sliding rod, an upper shell with a hollow interior and a downward opening, and a lower shell with a hollow interior and an upward opening, wherein the lower part of the upper shell extends into the lower shell, the outer side of the upper shell is connected with the inner wall of the lower shell in a sliding manner, the upper shell is detachably connected with the lower shell, the middle part of the upper shell is provided with a feeding hole communicated with the inside and the outside of the upper shell, the feeding hole is connected with one end of a feeding pipe, the upper surface of the upper shell is provided with a vent hole communicated with the inside and the outside of the upper shell, the upper surface of the upper shell is provided with a via hole, the lower end of the sliding rod passes through the via hole and extends into the upper shell, the lower end; the sludge squeezing and dehydrating device keeps the pressure on the sludge within a certain range, and the hydraulic mechanism does not need to work for a long time, thereby reducing the energy consumed by the work of the hydraulic mechanism.
Description
Technical Field
The utility model relates to a sludge treatment equipment technical field specifically is a sludge extrusion dewatering device.
Background
Sludge remains in the sewage, and the sludge removed from the sewage contains a high water content and is pasty. The pasty sludge is large in volume, difficult to store and inconvenient to transport, and more unfavorable for subsequent resource utilization, and the conventional hydraulic sludge dewatering device needs a hydraulic mechanism to work for a long time, so that energy waste is caused.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a sludge extrusion dewatering device, keep the pressure of mud in the certain limit, and hydraulic pressure mechanism needn't keep long-time work, reduce the energy that hydraulic pressure mechanism work consumed, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sludge squeezing and dewatering device, includes slide bar, inside cavity and the decurrent last casing of opening and inside cavity and the ascending lower casing of opening, and the lower part of going up the casing stretches into the internal just outside of going up the casing of inferior valve and the inner wall sliding connection of casing down, goes up the casing and can dismantle the connection with lower casing, and the middle part of going up the casing is seted up its inside and outside feed port of intercommunication, and the one end of feed port and inlet pipe is connected, and the upper surface of going up the casing has seted up its inside and outside bleeder vent of intercommunication.
The upper surface of going up the casing has seted up the via hole, and in the lower extreme of slide bar passed the via hole and stretched into the upper casing, the lower extreme of slide bar was fixed with the movable plate, the side of movable plate and the inner wall sliding connection of last casing, the upper end fixed connection of horizontal pole and spring is passed through to the upper end of slide bar, the lower extreme of spring and hydraulic telescoping rod's upper end fixed connection, hydraulic telescoping rod's lower extreme and the last fixed surface of last casing are connected.
Liquid outlet holes are uniformly formed in the lower surface of the lower shell, and sludge filter cloth is laid on the lower surface of the inner portion of the lower shell.
As a preferred technical scheme of the utility model, the lower surface of casing upwards extends has a plurality of hollow rectangular shape archs down, and the bellied lower extreme opening of rectangular shape sets up, and evenly sets up on the rectangular shape arch and communicates its inside and outside play liquid hole.
As a preferred technical scheme of the utility model, the ring channel has been seted up to the side of movable plate, installs the rubber ring in the ring channel, the side of rubber ring and the inner wall sliding connection of last casing.
As a preferred technical scheme of the utility model, set up the perforation of vertical setting on the movable plate, wear to be equipped with the carriage release lever in the perforation, be equipped with the clearance between carriage release lever side and the perforation inner wall, the upper end of carriage release lever extends to the top of movable plate and is fixed with the limiting plate, and the lower extreme of carriage release lever extends to the below of movable plate and is fixed with the float.
As an optimized technical proposal of the utility model, the floating piece is a hollow metal shell or a hollow hard plastic shell.
As an optimal technical scheme of the utility model, elastic rubber circle is established to the outside cover of carriage release lever, and the lower surface at the movable plate is fixed to the rubber circle.
As a preferred technical scheme of the utility model, still include the bolt, go up the lower part in the casing outside and seted up the screw, spacing hole has been seted up to the position that the casing corresponds the screw down, the bolt pass spacing hole and with screw threaded connection.
As the utility model discloses a preferred technical scheme has seted up the scale on the slide bar, and hydraulic telescoping rod's upper end is fixed with the indicator, the one end and the slide bar coincidence of indicator.
As a preferred technical scheme of the utility model, the indicator is arrow head or horizontal pole.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses sludge extrusion dewatering device of example, spring make the movable plate keep at the certain limit to the pressure of mud, and hydraulic telescoping rod needn't keep long-time work, reduces the energy that hydraulic telescoping rod work consumed.
2. The utility model discloses sludge extrusion dewatering device of example, the lower surface of casing upwards extends and has a plurality of hollow rectangular shape archs down, and the arch has increased the area of contact of mud and sludge filtration cloth, has increased sludge dewatering efficiency.
3. The utility model discloses sludge extrusion dewatering device of example, accommodation space's air passes through the clearance outflow accommodation space between carriage release lever side and the perforation inner wall, guarantees the mud volume in the accommodation space, and when mud was filled with in the accommodation space, mud and flotation member contact, flotation member rebound under the effect of mud buoyancy, flotation member and rubber circle contact to prevent mud from flowing from the clearance between carriage release lever side and the perforation inner wall, improve this sludge extrusion dewatering device's reliability.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the partial cross-sectional structure of FIG. 1;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
fig. 4 is a schematic view of the partial sectional structure of the lower housing of the present invention.
In the figure: the device comprises a spring 1, an indicating piece 2, a hydraulic telescopic rod 3, a cross rod 4, scales 5, a sliding rod 6, a feeding pipe 7, an upper shell 8, a bulge 9, a lower shell 10, a bolt 11, air holes 12, a movable plate 13, a rubber ring 14, a limiting plate 15, a movable rod 16, a perforation 17, a rubber ring 18 and a floating piece 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows: referring to fig. 1-4, the present embodiment discloses a sludge squeezing and dewatering device, which includes a sliding rod 6, an upper shell 8 with a hollow interior and a downward opening, and a lower shell 10 with a hollow interior and an upward opening, wherein the lower portion of the upper shell 8 extends into the lower shell 10, the outer side of the upper shell 8 is slidably connected with the inner wall of the lower shell 10, the upper shell 8 is detachably connected with the lower shell 10, the middle portion of the upper shell 8 is provided with a feeding hole communicating the inside and the outside of the upper shell, the feeding hole is connected with one end of a feeding pipe 7, the upper surface of the upper shell 8 is provided with an air vent 12 communicating the inside and the outside of the upper shell, the air vent 12 enables a sealed space formed by the upper shell 8 and a movable plate 13 to communicate with the outside atmosphere, and.
Go up the upper surface of casing 8 and seted up the via hole, the lower extreme of slide bar 6 passes the via hole and stretches into in last casing 8, the lower extreme of slide bar 6 is fixed with movable plate 13, the side of movable plate 13 and the inner wall sliding connection of last casing 8, the upper end fixed connection of horizontal pole 4 and spring 1 is passed through to the upper end of slide bar 6, the lower extreme of spring 1 and the upper end fixed connection of hydraulic telescoping rod 3, the lower extreme of hydraulic telescoping rod 3 and the last fixed surface of last casing 8 are connected.
Specifically, as shown in fig. 4, liquid outlet holes are uniformly formed in the lower surface of the lower casing 10, and a sludge filter cloth is laid on the lower surface inside the lower casing 10.
Further, a plurality of hollow strip-shaped bulges extend upwards from the lower surface of the lower shell 10, openings are formed in the lower ends of the strip-shaped bulges, liquid outlet holes communicated with the inside and the outside of the strip-shaped bulges are uniformly formed in the strip-shaped bulges, and sludge filter cloth is laid on the strip-shaped bulges; the contact area of the sludge and the sludge filter cloth is increased by the bulges 9, and the sludge dewatering efficiency is increased.
Furthermore, an annular groove is formed in the side edge of the moving plate 13, a rubber ring 14 is installed in the annular groove, the side edge of the rubber ring 14 is in sliding connection with the inner wall of the upper shell 8, and the rubber ring 14 improves the sealing degree between the moving plate 13 and the inner wall of the upper shell 8.
Further, this sludge extrusion dewatering device still includes bolt 11, and the screw has been seted up to the lower part in the 8 outsides of upper housing, and spacing hole has been seted up to the position that lower casing 10 corresponds the screw, and bolt 11 passes spacing hole and with screw threaded connection to be in the same place upper housing 8 and lower casing 10 are fixed.
Further, an on-off valve is installed on the feed pipe 7.
Specifically, as shown in fig. 1, the sliding rod 6 is provided with scales, the upper end of the hydraulic telescopic rod 3 is fixed with the indicating piece 2, and one end of the indicating piece 2 is overlapped with the sliding rod 6.
Further, the indicator 2 is an arrow or a transverse bar.
The upper case 8 and the lower case 10 may also be connected by a snap.
Among the prior art hydraulic telescoping rod 3 and outside liquid pump pass through hydraulic pressure union coupling, and the extension of hydraulic telescoping rod 3 can be controlled or shorten to the outside liquid pump of through-hole.
The utility model discloses the mud filter cloth that uses is the mud filter component commonly used among the prior art, and its working method is the well-known technique, does not describe here any more.
The working process and principle of the embodiment are as follows:
initially, the hydraulic telescopic rod 3 is extended, and the moving plate 13 is located at the uppermost position inside the upper case 8.
The lower part of the upper shell 8 extends into the lower shell 10, the outer side of the upper shell 8 is in sliding connection with the inner wall of the lower shell 10, the bolt 11 penetrates through a limiting hole in the lower shell 10 and is in threaded connection with a screw hole in the upper shell 8, and the upper shell 8 and the lower shell 10 are fixed together.
Sludge is injected into a containing space formed by the upper shell 8, the lower shell 10 and the moving plate 13 through the feeding pipe 7; the outside liquid pump of through-hole can control hydraulic telescoping rod 3 and shorten, and hydraulic telescoping rod 3 drives movable plate 13 downstream through spring 1, horizontal pole 4 and slide bar 6, and movable plate 13 extrudees mud, and the moisture in the mud is extruded under the effect of pressure through mud filter cloth and play liquid hole on the casing 10 down.
When the moisture in the sludge is lower than a certain value, the moisture separation speed in the sludge is reduced, when the spring 1 obtained through the indicating piece 2 and the scale 5 extends to a set length, the operation of an external liquid pump is stopped, and the elastic force of the spring 1 keeps the pressure of the movable plate 13 on the sludge; when the length of the spring 1 which can be obtained through the indicator 2 and the scale 5 is less than the set value, the external liquid pump starts to work, the length of the spring 1 is lengthened, and the spring 1 keeps the pressure of the moving plate 13 on the sludge.
The contact area of the sludge and the sludge filter cloth is increased by the bulges 9, and the sludge dewatering efficiency is increased.
The hydraulic telescopic rod 3 can also be selected as a hollow hydraulic telescopic rod, and the hollow hydraulic telescopic rod and the spring 1 are sleeved on the outer side of the sliding rod 6.
Example two: as shown in fig. 2 and fig. 3, the present embodiment discloses a sludge squeezing and dewatering device, which has a structure substantially the same as that of the first embodiment, except that a vertically arranged through hole 17 is formed on a moving plate 13 of the present embodiment, a moving rod 16 penetrates through the through hole 17, a gap is formed between the side surface of the moving rod 16 and the inner wall of the through hole 17, the upper end of the moving rod 16 extends to the upper side of the moving plate 13 and is fixed with a limiting plate 15, and the lower end of the moving rod 16 extends to the lower side of the moving plate 13 and is fixed with a floating member 19.
Further, the float 19 is a hollow metal casing or a hollow rigid plastic casing.
Further, an elastic rubber ring 18 is sleeved on the outer side of the moving rod 16, and the rubber ring 18 is fixed on the lower surface of the moving plate 13.
The length of the moving bar 16 is greater than the thickness of the moving plate 13.
The working process and principle of the embodiment are as follows:
when sludge is injected into the accommodating space formed by the upper shell 8, the lower shell 10 and the moving plate 13 through the feeding pipe 7, air exists above the accommodating space, so that the sludge in the accommodating space is reduced.
This sludge extrusion dewatering device, accommodation space's air passes through the clearance outflow accommodation space between the 16 sides of carriage release lever and the perforation 17 inner wall, guarantee the mud volume in the accommodation space, and when mud was full of in the accommodation space, mud and the contact of float 19, float 19 rebound under the effect of mud buoyancy, float 19 and the contact of rubber circle 18, thereby prevent mud from flowing from the clearance between 16 sides of carriage release lever and the perforation 17 inner wall, improve this sludge extrusion dewatering device's reliability.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a mud extrusion dewatering device which characterized in that: the device comprises a sliding rod (6), an upper shell (8) which is hollow inside and has a downward opening and a lower shell (10) which is hollow inside and has an upward opening, wherein the lower part of the upper shell (8) extends into the lower shell (10), the outer side of the upper shell (8) is in sliding connection with the inner wall of the lower shell (10), the upper shell (8) is detachably connected with the lower shell (10), the middle part of the upper shell (8) is provided with a feeding hole communicated with the inside and the outside of the upper shell, the feeding hole is connected with one end of a feeding pipe (7), and the upper surface of the upper shell (8) is provided with an air hole (12) communicated with the inside and the outside of the;
a through hole is formed in the upper surface of the upper shell (8), the lower end of the sliding rod (6) penetrates through the through hole and extends into the upper shell (8), a movable plate (13) is fixed to the lower end of the sliding rod (6), the side edge of the movable plate (13) is in sliding connection with the inner wall of the upper shell (8), the upper end of the sliding rod (6) is fixedly connected with the upper end of the spring (1) through a cross rod (4), the lower end of the spring (1) is fixedly connected with the upper end of the hydraulic telescopic rod (3), and the lower end of the hydraulic telescopic rod (3) is fixedly connected with the upper surface of the upper shell (8);
liquid outlet holes are uniformly formed in the lower surface of the lower shell (10), and sludge filter cloth is laid on the lower surface inside the lower shell (10).
2. The sludge press dehydration device of claim 1 characterized in that: the lower surface of the lower shell (10) upwards extends to form a plurality of hollow strip-shaped bulges, the lower ends of the strip-shaped bulges are provided with openings, liquid outlet holes communicated with the inside and the outside of the strip-shaped bulges are evenly formed in the strip-shaped bulges, and sludge filter cloth is paved on the strip-shaped bulges.
3. The sludge press dehydration device of claim 1 characterized in that: an annular groove is formed in the side edge of the moving plate (13), a rubber ring (14) is installed in the annular groove, and the side edge of the rubber ring (14) is connected with the inner wall of the upper shell (8) in a sliding mode.
4. The sludge press dehydration device of claim 1 characterized in that: set up perforation (17) of vertical setting on movable plate (13), wear to be equipped with movable rod (16) in perforation (17), be equipped with the clearance between movable rod (16) side and perforation (17) inner wall, the upper end of movable rod (16) extends to the top of movable plate (13) and is fixed with limiting plate (15), and the lower extreme of movable rod (16) extends to the below of movable plate (13) and is fixed with and floats piece (19).
5. The sludge press dehydration device of claim 4 characterized in that: the floating piece (19) is a hollow metal shell or a hollow hard plastic shell.
6. The sludge press dehydration device of claim 4 characterized in that: elastic rubber rings (18) are sleeved on the outer sides of the moving rods (16), and the rubber rings (18) are fixed on the lower surface of the moving plate (13).
7. The sludge press dehydration device of claim 1 characterized in that: the novel screw rod is characterized by further comprising a bolt (11), a screw hole is formed in the lower portion of the outer side of the upper shell (8), a limiting hole is formed in the position, corresponding to the screw hole, of the lower shell (10), and the bolt (11) penetrates through the limiting hole and is in threaded connection with the screw hole.
8. The sludge press dehydration device of claim 1 characterized in that: the scale has been seted up on slide bar (6), and the upper end of hydraulic telescoping rod (3) is fixed with indicator (2), and the one end and the slide bar (6) coincidence of indicator (2).
9. The sludge press dehydration device of claim 8 characterized in that: the indicator (2) is an arrow or a transverse rod.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921956313.9U CN211198990U (en) | 2019-11-13 | 2019-11-13 | Sludge extrusion dewatering device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921956313.9U CN211198990U (en) | 2019-11-13 | 2019-11-13 | Sludge extrusion dewatering device |
Publications (1)
Publication Number | Publication Date |
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CN211198990U true CN211198990U (en) | 2020-08-07 |
Family
ID=71879840
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201921956313.9U Expired - Fee Related CN211198990U (en) | 2019-11-13 | 2019-11-13 | Sludge extrusion dewatering device |
Country Status (1)
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CN (1) | CN211198990U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114956492A (en) * | 2022-06-06 | 2022-08-30 | 泰州明锋资源再生科技有限公司 | Dry pickling sludge treatment system of casting blank slow cooling process |
-
2019
- 2019-11-13 CN CN201921956313.9U patent/CN211198990U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114956492A (en) * | 2022-06-06 | 2022-08-30 | 泰州明锋资源再生科技有限公司 | Dry pickling sludge treatment system of casting blank slow cooling process |
CN114956492B (en) * | 2022-06-06 | 2023-04-07 | 泰州明锋资源再生科技有限公司 | Dry pickling sludge treatment system of casting blank slow cooling process |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200807 |