CN211620336U - Screw extrusion sludge dewatering machine - Google Patents
Screw extrusion sludge dewatering machine Download PDFInfo
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- CN211620336U CN211620336U CN201921867325.4U CN201921867325U CN211620336U CN 211620336 U CN211620336 U CN 211620336U CN 201921867325 U CN201921867325 U CN 201921867325U CN 211620336 U CN211620336 U CN 211620336U
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Abstract
The utility model discloses a screw extrusion sludge dewaterer, including the casing, this casing is long tubular structure, transversely places its right-hand member top and is provided with the feed inlet, installs the spiral main shaft in the casing, then installs corresponding screw extrusion blade on the spiral main shaft, and the left end downside of casing is provided with the discharge gate, and the position on the casing between feed inlet and discharge gate sets up to the extension casing of expanding the formula outward to install a dehydration barrel in this extension casing. Inside sets up the dehydration barrel in this device to under the restriction of positive reverse motor, driving gear, arc rack and arc wall, can drive the dehydration barrel and make a round trip to rotate in the positive reverse rotation of the inside small-amplitude of casing, reduce the probability that the mesh blockked up, accelerate rivers, increase dehydration quality and dehydration efficiency.
Description
Technical Field
The utility model relates to an environmental protection equipment field, specific screw extrusion sludge dewaterer that says so.
Background
The existing screw extrusion dewaterer generally performs extrusion dewatering while performing screw feeding through screw dragon-shaped screw blades, the lower end of a shell is provided with a mesh enclosure structure or a grid structure, sludge is extruded to extrude water in the sludge while performing screw feeding, and the water is separated out through the grid at the lower end or a water filtering mesh enclosure structure; among the present equipment, it is main through helical blade propulsion mud extrusion mud extrude water wherein, the mesh of grid wherein or screen panel can not set up great or less, set up great can lead to mud to drop from the mesh, and set up less and cause drainage screen panel or grid jam at the in-process that mud impeld very easily again, the water of coming out is very difficult to flow from screen panel or grid, the dewatering effect of mud is not good, dewatering efficiency also can produce great influence.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a screw extrusion sludge dewatering machine aiming at the defects existing in the prior art.
The technical scheme is as follows: the utility model provides a technical scheme that the problem adopted does: a kind of screw extrusion sludge dewatering machine, including the body, this body is long cylindrical structure, place it horizontally and have feed inlets above its right end, install the spiral main shaft in the body, install the corresponding screw extrusion blade on the spiral main shaft, there are discharge outlets on the left end underside of the body, and set up the extended body of the expanding type on the body between feed inlet and discharge outlet, and install a dewatering cylinder in this extended body, this dewatering cylinder set up as the permeable net cover-like structure, and both ends are open, its outside is fitted in extending the body, and its inboard is fitted the screw extrusion blade inside, and the dewatering cylinder can rotate in extending the body relatively; the upper end of the extension shell is also provided with an arc-shaped groove, the outer side wall of the dehydration cylinder body is provided with an arc-shaped rack extending into the arc-shaped groove, the arc-shaped rack is shorter than the arc-shaped groove and can move back and forth in the arc-shaped groove, and the upper end of the arc-shaped groove is opened; a positive and negative rotation motor is also arranged right above the shell and is prevented from rotating transversely, a positive and negative rotation motor screw rod extends transversely and is provided with a driving gear, and the driving gear enters from a notch at the upper end of the arc-shaped groove and is meshed with the arc-shaped rack; the lower end of the extension shell also extends downwards to be provided with a water storage chamber, and a shell wall at the upper end of the water storage chamber is provided with a dehydration hole.
Preferably, the two ends of the extension housing are further provided with limit plates extending laterally inward, and the two ends of the dewatering cylinder are provided with L-shaped limit grooves corresponding to the position of the limit plates, so that the dewatering cylinder is embedded in the extension housing.
Preferably, the arc-shaped grooves are arranged right above the shell, the groove ends on the two sides of the arc-shaped grooves are symmetrically arranged, and the arc-shaped grooves and the arc-shaped rack combined structure are arranged on the shell and the dewatering cylinder body in two groups.
Preferably, the positive and negative rotation motor on the shell is a double-head positive and negative rotation motor, and two driving gears are respectively arranged on screw rods at two ends of the double-head positive and negative rotation motor and are respectively meshed with the arc-shaped racks at two sides.
Preferably, the length of the arc-shaped rack is half of that of the arc-shaped groove, and the driving gear is arranged right above the arc-shaped groove.
Has the advantages that: compared with the prior art, the utility model, have following advantage:
(1) the device can form a sealed and closed process of the whole dehydration process by arranging the outward-expanding extension shell, sewage can not be sprayed everywhere, the rotatable dehydration cylinder body can be correspondingly embedded, and the structure of the dehydration cylinder body is stable and can not touch the internal spiral extrusion blades under the action of the limiting plates and the limiting grooves on the two sides;
(2) the device is internally provided with the dehydration cylinder body, and the dehydration cylinder body can be driven to rotate back and forth in the small amplitude in the shell under the limitation of the positive and negative rotation motor, the driving gear, the arc-shaped rack and the arc-shaped groove, so that the probability of mesh blockage is reduced, the water flow is accelerated, and the dehydration quality and the dehydration efficiency are improved;
(3) the lower extreme that extends the casing in this device sets up the reservoir chamber, sets up the dehydration hole on the upper end conch wall of reservoir chamber, and the sewage that wholly takes off flows into in the reservoir chamber, sets up the arc rack rotation that the double-end is just reversing motor can drive both sides simultaneously, and rotatory even stability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a sectional view taken along line a-a of fig. 1.
Detailed Description
The present invention will be further clarified by the following embodiments with reference to the attached drawings, which are implemented on the premise of the technical solution of the present invention, and it should be understood that these embodiments are only used for illustrating the present invention and are not used for limiting the scope of the present invention.
As shown in fig. 1 and 2, a screw extrusion sludge dewatering machine comprises a housing 1, the housing 1 is a long cylindrical structure, a feed inlet 2 is arranged above the right end of the housing 1, a screw spindle 3 is arranged in the housing 1, a corresponding screw extrusion blade 4 is arranged on the screw spindle 3, a discharge outlet 5 is arranged at the lower side of the left end of the housing 1, an extension housing 6 which is expanded outwards is arranged at the position between the feed inlet 2 and the discharge outlet 5 on the housing 1, a dewatering cylinder 7 is arranged in the extension housing 6, the dewatering cylinder 7 is of a water permeable net cage structure, the two ends of the dewatering cylinder are open, the outer side of the dewatering cylinder is sleeved in the extension housing 6, the inner side of the dewatering cylinder is sleeved with the screw extrusion blade 4, and the dewatering cylinder 7 can rotate relative to the extension housing 6; the upper end of the extension shell 6 is also provided with an arc-shaped groove 8, the outer side wall of the dewatering cylinder 7 is provided with an arc-shaped rack 9 extending into the arc-shaped groove 8, the arc-shaped rack 9 is shorter than the arc-shaped groove 8 and can move back and forth in the arc-shaped groove 8, and the upper end of the arc-shaped groove 8 is opened; a forward and reverse rotation motor 10 is further installed right above the shell 1, the forward and reverse rotation motor 10 is prevented from transversely, a forward and reverse rotation motor screw 11 transversely extends out and is provided with a driving gear 11, and the driving gear 11 enters from a notch at the upper end of the arc-shaped groove 8 and is meshed with the arc-shaped rack 9; the lower end of the extension case 6 is also extended downward to install a water storage chamber 12, and a dehydration hole 13 is provided on the case wall of the upper end of the water storage chamber 12.
Limiting plates 14 which transversely extend inwards are arranged at two ends of the extension shell 6, L-shaped limiting grooves 15 which correspond to the positions of the limiting plates 14 are arranged at two ends of the dehydration cylinder 7, and the dehydration cylinder 7 is embedded in the extension shell 6; the arc-shaped groove 8 is arranged right above the shell 1, the groove ends on two sides of the arc-shaped groove 8 are symmetrically arranged, and the arc-shaped groove 8 and the arc-shaped rack 9 are jointly arranged on the shell 1 and the dewatering cylinder 7 in a combined structure.
A positive and negative rotation motor 10 on the shell 1 is a double-head positive and negative rotation motor, and two driving gears 11 are respectively arranged on screw rods at two ends of the double-head positive and negative rotation motor and are respectively meshed with the arc-shaped racks 9 at two sides; preferably, the length of the arc-shaped rack 9 is half of the length of the arc-shaped groove 8, and the driving gear 11 is arranged right above the arc-shaped groove 8.
In the device, the middle part of the shell is arranged into an outward-expanding type extending shell structure on the basis of the original mechanism, and a dewatering cylinder is embedded in the extending shell through the arrangement of a limiting plate and a limiting groove; extend the casing and can be corresponding with whole dehydration barrel parcel in its inside, form closed structure, the lower extreme has the extension to set up reservoir chamber and dehydration hole, and the aperture in dehydration hole sets up great, and the reservoir chamber that flows into the below under the sealed effect of extending the casing via the dehydration barrel dehydration, and overall structure is inclosed closed structure, can not cause the water that takes off to spray the condition everywhere.
The dehydration cylinder body is arranged into a mesh cover-shaped mechanism, the mesh openings are smaller, the upper ends of the extension shell and the dehydration cylinder body are provided with arc-shaped grooves and corresponding arc-shaped racks, and the corresponding positive and negative rotation motors are provided with driving gears which are meshed with the arc-shaped racks; arc rack and arc wall all set up to the arc structure to the length of arc rack sets up to half of arc structure, and the driving gear is installed with the meshing of arc rack, and positive reverse motor can drive the driving gear and make a round trip to relapse the rotation, and the driving gear drives the arc strip upset rotation that makes a round trip like this, thereby can drive inside dehydration barrel at certain range swing back and forth.
When using, follow the mud that the feed inlet got into, impel forward along with the screw extrusion blade, inside moisture is extruded by the screw extrusion blade gradually, simultaneously under the drive of the positive and negative motor of double-end, can drive inside dehydration barrel and make a round trip to reciprocate in certain range, like this in extrusion mud, the flow of water can be accelerated to the back and forth swing dehydration barrel, and be difficult to by mud blocking up the mesh, even blockked up the mesh, this mesh is also opened very easily under the dehydration barrel swing condition, consequently, can increase the sludge dewatering effect and improve work efficiency.
The above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the invention and the appended claims, and all equivalent changes and modifications made according to the claims should be included in the scope of the present invention.
Claims (5)
1. A screw extrusion sludge dewatering machine is characterized in that: the water-saving dewatering device comprises a shell (1), wherein the shell (1) is of a long cylindrical structure, a feed inlet (2) is arranged above the right end of the shell in a transverse mode, a spiral main shaft (3) is installed in the shell (1), a corresponding spiral extrusion blade (4) is installed on the spiral main shaft (3), a discharge outlet (5) is arranged on the lower side of the left end of the shell (1), a part, between the feed inlet (2) and the discharge outlet (5), of the shell (1) is provided with an outward-expanding extension shell (6), a dewatering cylinder (7) is installed in the extension shell (6), the dewatering cylinder (7) is of a water-permeable net-shaped structure, openings are formed in two ends, the outer side of the dewatering cylinder is sleeved in the extension shell (6), the spiral extrusion blade (4) is sleeved in the inner side of the dewatering cylinder, and the dewatering cylinder (7) can rotate relative to the extension shell; the upper end of the extension shell (6) is also provided with an arc-shaped groove (8), the outer side wall of the dewatering cylinder body (7) is provided with an arc-shaped rack (9) extending into the arc-shaped groove (8), the arc-shaped rack (9) is smaller than the arc-shaped groove (8) in length and can move back and forth in the arc-shaped groove (8), and the upper end of the arc-shaped groove (8) is opened; a forward and reverse rotation motor (10) is further installed right above the shell (1), the forward and reverse rotation motor (10) is prevented from transversely, a forward and reverse rotation motor screw rod transversely extends out and is provided with a driving gear (11), and the driving gear (11) enters from a notch at the upper end of the arc-shaped groove (8) and is installed in a meshed mode with the arc-shaped rack (9); the lower end of the extension shell (6) is also provided with a water storage chamber (12) in a downward extension mode, and a dehydration hole (13) is formed in the shell wall at the upper end of the water storage chamber (12).
2. The screw extrusion sludge dewatering machine of claim 1, wherein: limiting plates (14) transversely extending towards the inner side are further arranged at two end parts of the extension shell (6), L-shaped limiting grooves (15) corresponding to the positions of the limiting plates (14) are arranged at two ends of the dehydration cylinder body (7), and the dehydration cylinder body (7) is embedded in the extension shell (6).
3. The screw extrusion sludge dewatering machine of claim 1, wherein: the arc-shaped groove (8) is arranged right above the shell (1), the groove ends on two sides of the arc-shaped groove (8) are symmetrically arranged, and the arc-shaped groove (8) and the arc-shaped rack (9) are combined to form two groups on the shell (1) and the dewatering cylinder (7).
4. The screw extrusion sludge dewatering machine of claim 2, wherein: the positive and negative rotation motor (10) on the shell (1) is a double-head positive and negative rotation motor, and two driving gears (11) are respectively arranged on screw rods at two ends of the double-head positive and negative rotation motor and are respectively meshed with the arc-shaped racks (9) at two sides.
5. The screw extrusion sludge dewatering machine of claim 2, wherein: the length of the arc-shaped rack (9) is half of that of the arc-shaped groove (8), and the driving gear (11) is arranged right above the arc-shaped groove (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921867325.4U CN211620336U (en) | 2019-11-01 | 2019-11-01 | Screw extrusion sludge dewatering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921867325.4U CN211620336U (en) | 2019-11-01 | 2019-11-01 | Screw extrusion sludge dewatering machine |
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| Publication Number | Publication Date |
|---|---|
| CN211620336U true CN211620336U (en) | 2020-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921867325.4U Active CN211620336U (en) | 2019-11-01 | 2019-11-01 | Screw extrusion sludge dewatering machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116001346A (en) * | 2023-03-24 | 2023-04-25 | 太原理工大学 | Wet separation equipment for solid waste and separation method thereof |
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2019
- 2019-11-01 CN CN201921867325.4U patent/CN211620336U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116001346A (en) * | 2023-03-24 | 2023-04-25 | 太原理工大学 | Wet separation equipment for solid waste and separation method thereof |
| CN116001346B (en) * | 2023-03-24 | 2023-05-30 | 太原理工大学 | Wet separation equipment for solid waste and separation method thereof |
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