CN104876419B - sludge injection device - Google Patents
sludge injection device Download PDFInfo
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- CN104876419B CN104876419B CN201510306830.1A CN201510306830A CN104876419B CN 104876419 B CN104876419 B CN 104876419B CN 201510306830 A CN201510306830 A CN 201510306830A CN 104876419 B CN104876419 B CN 104876419B
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- 239000010802 sludge Substances 0.000 title claims abstract description 34
- 238000002347 injection Methods 0.000 title claims abstract description 19
- 239000007924 injection Substances 0.000 title claims abstract description 19
- 238000000926 separation method Methods 0.000 claims abstract description 10
- 210000004907 gland Anatomy 0.000 claims description 23
- 238000000605 extraction Methods 0.000 claims description 12
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 210000003734 kidney Anatomy 0.000 claims description 3
- 239000007921 spray Substances 0.000 abstract description 13
- 238000005192 partition Methods 0.000 abstract 2
- 238000007789 sealing Methods 0.000 abstract 2
- 238000001035 drying Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 244000052769 pathogen Species 0.000 description 2
- 230000001717 pathogenic effect Effects 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000005180 public health Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The invention discloses a high-pressure sludge injection device which is characterized in that a partition plate is arranged in the middle of a cylinder body of a nozzle seat, and an inner cavity of the cylinder body is divided into a sludge cavity and an air cavity by the partition plate. The left part of the rear side of the cylinder body is provided with a sludge inlet communicated with the sludge cavity. The front side of the cylinder body is provided with an air inlet communicated with the air cavity. The spray head is provided with a sludge channel which penetrates through the left and the right of the spray head along the axial direction of the spray head. The spray head is fixedly arranged in the cylinder body, the sludge inlet section of the spray head is positioned in the sludge cavity of the cylinder body, and the sludge inlet section is provided with a sludge inlet hole communicated with the sludge channel. The sealing separation section of the spray head is fixedly connected with the clapboard in a sealing way. The air inlet section is positioned in an air cavity of the cylinder body, the air inlet section of the spray head is provided with 4-8 air inlets at equal intervals along the circumferential direction of the air inlet section, and the included angle alpha between the axis of each air inlet and the axis of the sludge channel of the spray head is 0-40 degrees. The air inlet, the sludge cavity and the air cavity are communicated through the spray head. The mud outlet section of the spray head extends out of the cylinder body.
Description
Technical field
The present invention relates to sludge treatment device technical field, be specifically related to a kind of sludge high-pressure injection apparatus.
Background technology
In recent years, reducing discharging with under pro-active fiscal policy effect at national energy-saving, urban wastewater treatment is developed rapidly, and Urban Water environmental improvement obtains remarkable effect.But a large amount of mud that urban wastewater treatment process produces also are not commonly available and effectively process disposal.These mud contain the poisonous and harmful substances such as pathogen, heavy metal and persistent organism, without effectively processing disposal, easily subsoil water, soil etc. are caused secondary pollution, directly threatening environment safety and public health, the environmental benefit making sewage treatment facility is substantially reduced, and affects national energy-saving simultaneously and reduces discharging the good effect of strategy implementation.Sludge incineration is a kind of minimizing, stabilisation, innoxious processing method, and moisture content in mud and organic matter can be removed, and kill pathogen by this method completely.Needing before sludge incineration to process through dehydration and heat drying, the Treatment of Sludge before therefore burning is most important.
Summary of the invention
It is an object of the invention to provide a kind of simple in construction, can be by mud fast dewatering and be conducive to improving the sludge high-pressure injection apparatus of next step heat drying treatment effeciency.
The basic technical scheme realizing the object of the invention is: a kind of sludge high-pressure injection apparatus, it is structurally characterized in that: include nozzle boss assembly and shower nozzle.Nozzle boss assembly includes cylinder body.Being provided with dividing plate in the middle part of cylinder body, inner chamber of cylinder block is divided into the mud chamber being positioned on the left of dividing plate and is positioned at the air chamber on the right side of dividing plate by dividing plate.On rear side of cylinder body, left part is provided with the mud inlet communicated with mud chamber.The air inlet communicated with air chamber it is provided with on front side of cylinder body.Shower nozzle is divided into from left to right into mud section, sealed separation section, air inlet section and mud extraction section.Shower nozzle is axially arranged with the mud passage run through around along it.Shower nozzle is fixedly installed in cylinder body, and the mud section of entering of shower nozzle is positioned in the mud chamber of cylinder body, enter mud section be provided with communicate with mud passage enter mud hole.The sealed separation section of shower nozzle is airtight with dividing plate fixing to be connected.Air inlet section is positioned in the air chamber of cylinder body, and the air inlet section left part of shower nozzle is provided with 4 to 8 air inlets along its circumference angle at equal intervals, and the axis of each air inlet is 0 degree to 40 degree with the angle α of the axis of the mud passage of shower nozzle.Air inlet, mud chamber are connected by shower nozzle with air chamber.The mud extraction section of shower nozzle is stretched out outside cylinder body.
Technical scheme based on above-mentioned basic technical scheme is: also include cleaning assemblies, the mud in the mud passage clearing up shower nozzle.Cleaning assemblies includes double-acting cylinder and clean seal pad.In the right end of the airtight cylinder rod being fixedly installed on double-acting cylinder of clean seal pad.On the double-acting cylinder left end by the airtight cylinder body being fixed on nozzle boss assembly of the cylinder cap of the side at its cylinder rod place.The right side central of the cylinder cap of double-acting cylinder is provided with the shower nozzle installing hole coaxial with cylinder rod.In the shower nozzle installing hole of the cylinder cap that the left end entering mud section of shower nozzle inserts double-acting cylinder, coaxial with cylinder rod.Clean seal pad is positioned in the mud passage of shower nozzle.
Technical scheme based on above-mentioned appropriate technical solution is: nozzle boss assembly also includes gland.Gland screws on the airtight right-hand member being fixed on cylinder body.Gland central authorities are provided with the center through hole run through around.The right side of the air inlet section of shower nozzle is provided with seal face.The mud extraction section of shower nozzle is stretched out to the right outside gland from the center through hole of gland.The part airtight connection that gland contacts with the seal face of the air inlet section of shower nozzle.Shower nozzle is fixedly installed in cylinder body by gland.
Technical scheme based on above-mentioned appropriate technical solution is: be provided with the through hole run through around in the middle part of the dividing plate of cylinder body, and the coaxial airtight connection in through hole is provided with nozzle set.The guiding conical surface it is provided with inside the right-hand member of nozzle set.The compression conical surface corresponding with the guiding conical surface of nozzle set it is provided with on the left of the sealed separation section of shower nozzle.The guiding conical surface compressing the conical surface and nozzle set of shower nozzle fits tightly formation airtight connection.
Technical scheme based on above-mentioned appropriate technical solution is: be provided with the mud return mouth communicated with mud chamber on rear side of cylinder body, and mud return mouth is positioned at the right side of mud inlet.
Technical scheme based on above-mentioned appropriate technical solution is: shower nozzle enter mud section enter mud hole be along its circumference angle at equal intervals set to 3 to 5 along left and right to arrange kidney ellipsoid hole.
Technical scheme based on above-mentioned appropriate technical solution is: a diameter of 12 millimeters to 20 millimeters of the mud passage being positioned at mud extraction section of shower nozzle.
The present invention has a positive effect: the sludge high-pressure injection apparatus simple in construction of (1) present invention, flow velocity when mud sprays from mud passage is that 1 metre per second (m/s) is to 3 metre per second (m/s)s, quickly the mud aerosol dispersion of gluing shape can be become fine particulate, Sludge Surface is amassed moment and is increased tens thousand of times, substantially increasing heat absorption effect, a large amount of moisture content in mud carry out atomization and depart from.
(2) mud is broken up while being atomized by the moisture content in mud by the sludge high-pressure injection apparatus of the present invention, and moment increases contact area, is greatly improved heat absorption efficiency, is conducive to accelerate rate of drying during next step mud heat drying.
(3) the sludge high-pressure injection apparatus of the present invention is provided with cleaning assemblies, can quickly be cleaned out by the mud in shower nozzle, prevents mud from condensing in bulk in the showerhead and results in blockage, and dependability safety is greatly improved.
(4) present invention is provided with nozzle set, and beneficially shower nozzle fixing in cylinder body, is provided with the guiding conical surface, it is simple to the installation of shower nozzle inside the right-hand member of nozzle set.
(5) it is additionally provided with mud return mouth on the cylinder body of the nozzle boss assembly of the present invention, according to needing of processing of next step heat drying, unnecessary mud can be sent back in sludge-tank by mud return mouth and the corresponding mud pipeline that returns.
(6) shower nozzle is pressed abd fixed in cylinder body by the present invention by gland, and simple in construction is firm, dismounts easy to maintenance.
(7) the mud section of entering of the shower nozzle of the present invention is provided with oval type and enters mud hole, enters mud area big, is difficult to block, and efficiency is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of the sludge high-pressure injection apparatus of the present invention；
Fig. 2 is the schematic top plan view of Fig. 1；
Fig. 3 is the A-A cross-sectional schematic in Fig. 1；
Fig. 4 is the schematic rear view of Fig. 1；
Fig. 5 is that the right side of Fig. 1 regards schematic diagram；
Fig. 6 is the left view schematic diagram of Fig. 1；
Fig. 7 is the schematic diagram when the front upper right of Fig. 1 is observed；
Fig. 8 is the structural representation of shower nozzle；
Fig. 9 is the left view schematic diagram of Fig. 8；
Figure 10 is the schematic diagram when the front upper right of Fig. 8 is observed.
Labelling in above-mentioned accompanying drawing is as follows:
Nozzle boss assembly 1, cylinder body 1-1, mud chamber 1-1a, air chamber 1-1b, dividing plate 1-1-1, nozzle set 1-1-2, mud inlet 1-1-3, mud return mouth 1-1-4, air inlet 1-1-5, gland 1-2,
Shower nozzle 2, enters mud section 2a, enters mud hole 2a-1, sealed separation section 2b, compression conical surface 2b-1, air inlet section 2c, air inlet 2c-1, seal face 2c-2, mud extraction section 2d, mud passage 2-1,
Cleaning assemblies 3, double-acting cylinder 3-1, cylinder rod 3-1-1, cylinder cap 3-1-2, clean seal pad 3-2.
Detailed description of the invention
The description in the orientation of the present invention is carried out according to the orientation shown in Fig. 1, namely the direction up and down shown in Fig. 1 is the direction up and down of description, and a side of court of Fig. 1 institute is front, and the side deviating from Fig. 1 is rear.
(embodiment 1)
Seeing Fig. 1 to Fig. 3, the sludge high-pressure injection apparatus of the present invention includes nozzle boss assembly 1, shower nozzle 2 and cleaning assemblies 3.
See that Fig. 1 to Fig. 5, cleaning assemblies 3 include double-acting cylinder 3-1 and clean seal pad 3-2.In the right end of the airtight cylinder rod 3-1-1 being fixedly installed on double-acting cylinder 3-1 of clean seal pad 3-2.
See that Fig. 1 to Fig. 5, nozzle boss assembly 1 include cylinder body 1-1 and gland 1-2.Gland 1-2 screws on the airtight right-hand member being fixed on cylinder body 1-1.Gland 1-2 central authorities are provided with the center through hole run through around.Double-acting cylinder 3-1 is by the left end of the airtight cylinder body 1-1 being fixed on nozzle boss assembly 1 of cylinder cap 3-1-2 of the side at its cylinder rod 3-1-1 place.The right side central of the cylinder cap 3-1-2 of double-acting cylinder 3-1 is provided with the shower nozzle installing hole coaxial with cylinder rod 3-1-1.It is provided with dividing plate 1-1-1, dividing plate 1-1-1 in the middle part of cylinder body 1-1 cylinder body 1-1 inner chamber is divided into the mud chamber 1-1a being positioned on the left of dividing plate 1-1-1 and is positioned at the air chamber 1-1b on the right side of dividing plate 1-1-1.Being provided with the through hole run through around in the middle part of dividing plate 1-1-1, the coaxial airtight connection in through hole is provided with nozzle set 1-1-2.The guiding conical surface it is provided with inside the right-hand member of nozzle set 1-1-2.On rear side of cylinder body 1-1, left part is provided with the mud inlet 1-1-3 communicated with mud chamber 1-1a.Being provided with the mud return mouth 1-1-4 communicated with mud chamber 1-1a on rear side of cylinder body 1-1, mud return mouth 1-1-4 is positioned at the right side of mud inlet 1-1-3.The air inlet 1-1-5 communicated with air chamber 1-1b it is provided with on front side of cylinder body 1-1.
See that Fig. 1 to Figure 10, shower nozzle 2 are steel integral piece.Shower nozzle 2 is divided into from left to right into mud section 2a, sealed separation section 2b, air inlet section 2c and mud extraction section 2d.Shower nozzle 2 is axially arranged with the mud passage 2-1 run through around along it.In the shower nozzle installing hole of the cylinder cap 3-1-2 that the left end entering mud section 2a of shower nozzle 2 inserts double-acting cylinder 3-1 after passing nozzle set 1-1-2 and dividing plate 1-1-1 from right to left, coaxial with cylinder rod 3-1-1.Clean seal pad 3-2 is positioned in the mud passage 2-1 of shower nozzle 2, for being released outside shower nozzle 2 by the mud in mud passage 2-1.Enter mud section 2a along its circumference angle at equal intervals be provided with 3 to 5 communicate with mud passage 2-1 enter mud hole 2a-1, the present embodiment is 4.4 are entered mud hole 2a-1 is to the kidney ellipsoid hole arranged along left and right.The compression conical surface 2b-1 corresponding with the guiding conical surface of nozzle set 1-1-2 it is provided with on the left of sealed separation section 2b of shower nozzle 2.The guiding conical surface of the compression conical surface 2b-1 and nozzle set 1-1-2 of shower nozzle 2 fits tightly formation airtight connection.The air inlet section 2c left part of shower nozzle 2 is provided with 4 to 8 air inlet 2c-1 along its circumference angle at equal intervals, and the present embodiment is 6.The axis of each air inlet 2c-1 is 0 degree to 40 degree with the angle α of the axis of the mud passage 2-1 of shower nozzle 2, and the present embodiment is 30 degree.The right side of air inlet section 2c of shower nozzle 2 is provided with seal face 2c-2.Mud extraction section 2d of shower nozzle 2 is stretched out to the right outside gland 1-2 from the center through hole of gland 1-2, is positioned at outside cylinder body 1-1.Being positioned at a diameter of 12 millimeters to 20 millimeters of mud passage 2-1 of mud extraction section 2d, the present embodiment is 18 millimeters.Shower nozzle 2 is fixedly installed in cylinder body 1-1 by gland 1-2.The part airtight connection that the seal face 2c-2 of air inlet section 2c with shower nozzle 2 of gland 1-2 contacts.Mud chamber 1-1-1 and air chamber 1-1-2 is connected by shower nozzle 2.
When the sludge high-pressure injection apparatus of the present invention uses, by high pressure slurry pump, by mud inlet 1-1-3, pending mud being squeezed into mud chamber 1-1a, mud enters mud passage 2-1 by entering mud hole 2a-1, and moves right along mud passage 2-1.By air compressor, hot-air is sent into air chamber 1-1b by air inlet 1-1-5, mud passage 2-1 is entered through the air inlet 2c-1 of air inlet section 2c of shower nozzle 2, and spray to the right, the negative pressure now produced takes the mud in mud passage 2-1 out of shower nozzle 2, flow velocity when mud sprays from mud passage 2-1 is that 1 metre per second (m/s) is to 3 metre per second (m/s)s, the present embodiment is 2 metre per second (m/s)s, and rapidly mud is broken up, moment increases contact area, it is greatly improved heat absorption efficiency, hot-air now makes the moisture content in mud quickly become water vapour simultaneously, thus the most of moisture content in mud is departed from rapidly.The contact area of the mud broken up increases, then efficiency when carrying out next step heat drying will be greatly improved.
Above example is used for illustrative purposes only; rather than limitation of the present invention; person skilled in the relevant technique is without departing from the spirit and scope of the present invention; various conversion and change can also be made; concrete application process can also be transformed according to the inspiration of above-described embodiment, within the technical scheme of the most all equivalents all should be included into the scope of patent protection of the present invention accordingly.
Claims (7)
1. a sludge high-pressure injection apparatus, it is characterised in that: include nozzle boss assembly (1) and shower nozzle (2)；Nozzle boss assembly (1) includes cylinder body (1-1)；Cylinder body (1-1) middle part is provided with dividing plate (1-1-1), and cylinder body (1-1) inner chamber is divided into the mud chamber (1-1a) being positioned at dividing plate (1-1-1) left side and the air chamber (1-1b) being positioned at dividing plate (1-1-1) right side by dividing plate (1-1-1)；Cylinder body (1-1) rear side left part is provided with the mud inlet (1-1-3) communicated with mud chamber (1-1a)；Cylinder body (1-1) front side is provided with the air inlet (1-1-5) communicated with air chamber (1-1b)；Shower nozzle (2) is divided into from left to right into mud section (2a), sealed separation section (2b), air inlet section (2c) and mud extraction section (2d)；Shower nozzle (2) is axially arranged with the mud passage (2-1) run through around along it；Shower nozzle (2) is fixedly installed in cylinder body (1), and the mud section (2a) of entering of shower nozzle (2) is positioned in the mud chamber (1-1a) of cylinder body (1-1), enter mud section (2a) be provided with communicate with mud passage (2-1) enter mud hole (2a-1)；The sealed separation section (2b) of shower nozzle (2) is airtight with dividing plate (1-1-1) fixing to be connected；Air inlet section (2c) is positioned in the air chamber (1-1b) of cylinder body (1-1), air inlet section (2c) left part of shower nozzle (2) is provided with 4 to 8 air inlets (2c-1) along its circumference angle at equal intervals, and the axis of each air inlet (2c-1) is 0 degree to 40 degree with the angle α of the axis of the mud passage (2-1) of shower nozzle (2)；Air inlet (2c-1), mud chamber (1-1-1) and air chamber (1-1-2) are connected by shower nozzle (2)；The mud extraction section (2d) of shower nozzle (2) stretches out cylinder body (1-1) outward.
Sludge high-pressure injection apparatus the most according to claim 1, it is characterised in that: also include cleaning assemblies (3), be used for the mud clearing up in the mud passage (2-1) of shower nozzle (2)；Cleaning assemblies (3) includes double-acting cylinder (3-1) and clean seal pad (3-2)；In the right end of the airtight cylinder rod (3-1-1) being fixedly installed on double-acting cylinder (3-1) of clean seal pad (3-2)；On the double-acting cylinder (3-1) left end by the airtight cylinder body (1-1) being fixed on nozzle boss assembly (1) of the cylinder cap (3-1-2) of the side at its cylinder rod (3-1-1) place；The right side central of the cylinder cap (3-1-2) of double-acting cylinder (3-1) is provided with the shower nozzle installing hole coaxial with cylinder rod (3-1-1)；In the shower nozzle installing hole of the cylinder cap (3-1-2) that the left end entering mud section (2a) of shower nozzle (2) inserts double-acting cylinder (3-1), coaxial with cylinder rod (3-1-1)；Clean seal pad (3-2) is positioned in the mud passage (2-1) of shower nozzle (2).
Sludge high-pressure injection apparatus the most according to claim 1, it is characterised in that: nozzle boss assembly (1) also includes gland (1-2)；Gland (1-2) screws on the airtight right-hand member being fixed on cylinder body (1-1)；Gland (1-2) central authorities are provided with the center through hole run through around；The right side of the air inlet section (2c) of shower nozzle (2) is provided with seal face (2c-2)；The mud extraction section (2d) of shower nozzle (2) stretches out to the right gland (1-2) outward from the center through hole of gland (1-2)；The part airtight connection that gland (1-2) contacts with the seal face (2c-2) of the air inlet section (2c) of shower nozzle (2)；Shower nozzle (2) is fixedly installed in cylinder body (1-1) by gland (1-2).
4. according to the sludge high-pressure injection apparatus one of claims 1 to 3 Suo Shu, it is characterised in that: dividing plate (1-1-1) middle part of cylinder body (1-1) is provided with the through hole run through around, and the coaxial airtight connection in through hole is provided with nozzle set (1-1-2)；It is provided with the guiding conical surface inside the right-hand member of nozzle set (1-1-2)；Sealed separation section (2b) left side of shower nozzle (2) is provided with the compression conical surface (2b-1) corresponding with the guiding conical surface of nozzle set (1-1-2)；The compression conical surface (2b-1) of shower nozzle (2) and the guiding conical surface of nozzle set (1-1-2) fit tightly formation airtight connection.
5. according to the sludge high-pressure injection apparatus one of claims 1 to 3 Suo Shu, it is characterised in that: cylinder body (1-1) rear side is provided with the mud return mouth (1-1-4) communicated with mud chamber (1-1a), and mud return mouth (1-1-4) is positioned at the right side of mud inlet (1-1-3).
6. according to the sludge high-pressure injection apparatus one of claims 1 to 3 Suo Shu, it is characterised in that: shower nozzle (2) enter mud section (2a) enter mud hole (2a-1) be along its circumference angle at equal intervals set to 3 to 5 along left and right to arrange kidney ellipsoid hole.
7. according to the sludge high-pressure injection apparatus one of claims 1 to 3 Suo Shu, it is characterised in that: a diameter of 12 millimeters to 20 millimeters of the mud passage (2-1) being positioned at mud extraction section (2d) of shower nozzle (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510306830.1A CN104876419B (en) | 2015-05-29 | 2015-06-05 | sludge injection device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015102901948 | 2015-05-29 | ||
| CN201510290194 | 2015-05-29 | ||
| CN201510306830.1A CN104876419B (en) | 2015-05-29 | 2015-06-05 | sludge injection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104876419A CN104876419A (en) | 2015-09-02 |
| CN104876419B true CN104876419B (en) | 2017-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510306830.1A Active CN104876419B (en) | 2015-05-29 | 2015-06-05 | sludge injection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104876419B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6061100A (en) * | 1983-09-14 | 1985-04-08 | Netsushii Kogyo Kk | Treatment of sludge or the like and its apparatus |
| KR100421093B1 (en) * | 1999-10-02 | 2004-03-04 | 주식회사 포스코 | An arrangement for dehydrating sludges |
| CN102126821B (en) * | 2011-04-13 | 2012-05-30 | 鲍则宇 | Pressure dewatering machine for sludge |
| CN202945128U (en) * | 2012-10-12 | 2013-05-22 | 北京水泥厂有限责任公司 | Spray gun device for disposing sludge |
| CN204874238U (en) * | 2015-06-05 | 2015-12-16 | 常州振业机械设备有限公司 | Mud injection apparatus |
-
2015
- 2015-06-05 CN CN201510306830.1A patent/CN104876419B/en active Active
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