CN212309080U - Shield tunneling machine mud separating equipment with perforated rubber conveying belt type mud-water separator - Google Patents
Shield tunneling machine mud separating equipment with perforated rubber conveying belt type mud-water separator Download PDFInfo
- Publication number
- CN212309080U CN212309080U CN202021437626.6U CN202021437626U CN212309080U CN 212309080 U CN212309080 U CN 212309080U CN 202021437626 U CN202021437626 U CN 202021437626U CN 212309080 U CN212309080 U CN 212309080U
- Authority
- CN
- China
- Prior art keywords
- storage tank
- slurry
- rubber
- pipeline
- conveyer belt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model provides a shield constructs quick-witted mud splitter with porose rubber conveyer belt mud-water separation machine, include: the device comprises a perforated rubber conveyer belt type separator for receiving slurry discharged from a shield machine, an A slurry storage tank, a B slurry storage tank communicated with the A slurry storage tank, a primary cyclone, a No. 1 slurry pump (211) arranged on a pipeline from the B slurry storage tank (212) to the primary cyclone (204), a C slurry storage tank (210), a sedimentation tank (209), a primary dewatering vibrating screen (203), an underflow coarse particle slurry injection pipeline of the primary cyclone (204) is connected to the primary dewatering vibrating screen (203), a secondary cyclone group (207), and an overflow fine particle slurry pipeline of the secondary cyclone group (207) is connected to the sedimentation tank (209) and/or the C slurry storage tank (210). The device has the advantages that: the conveying chain 302 is positioned outside the material blocking hole plate 303, so that the fault that stones in the materials are clamped into the chain cannot occur; the rubber belt runs stably and has no noise; the problem that the scraper of the traditional metal scraper conveyor is often jacked up by materials to reduce the working efficiency is solved; for materials which are difficult to separate and dehydrate, a flushing device and/or a vibration device can be additionally arranged.
Description
Technical Field
The utility model relates to a shield constructs quick-witted mud splitter with porose rubber conveyer belt mud-water separation machine.
Background
In the traditional slurry treatment process, as shown in fig. 1, the slurry of mixed muck, sand and stone discharged from a shield machine is decompressed by a decompression box 102 and then enters a coarse screen 101 for screening and dehydration, and oversize products with larger particle sizes are sent to a slag yard for stacking; materials with smaller particle size enter a pulp storage tank A113 and a pulp storage tank B112 communicated with the pulp storage tank A through a screen, the materials are pumped into a primary cyclone 104 by a No. 1 slurry pump 111, overflow fine particle pulp of the primary cyclone 104 enters a pulp storage tank C110 for secondary separation, returns to the pulp storage tank B112 for recirculation, and/or enters a sedimentation tank 109; the underflow coarse particle slurry of the primary cyclone 104 is injected into a primary dewatering vibrating screen 103, and oversize products with larger particle sizes are sent to a slag yard for stacking; the material with smaller granularity enters a B pulp storage tank 112 for recirculation after penetrating through a screen, and/or enters a C pulp storage tank 110 through a communicating pipe 105 between the B pulp storage tank and the C pulp storage tank, and is pumped into a second-stage cyclone group 107 by a 2# slurry pump 108, the overflow fine particle pulp of the second-stage cyclone group 107 enters a sedimentation tank 109 or returns to the C pulp storage tank 110 for recirculation, the underflow pulp of the second-stage cyclone group 107 enters a second-stage dewatering vibrating screen 106, and the oversize coarse particles enter a slag yard for stacking; the fine material passing through the screen enters the C stock chest 110 for recirculation and/or discharge into the settling tank 109.
The inventor finds in engineering practice that the coarse screen 101 in the traditional process is a double-layer vibrating screen with a metal screen, is large in size, expensive in manufacturing cost and large in operation noise, and stones are easily clamped in gaps of metal screen bars, so that the coarse screen is difficult to clean. Particularly, for the engineering cases that the slurry is discharged after being dehydrated only for the shield machine and the sandstone materials do not need to be recovered, the defects of excessive functions of supporting equipment, higher operation cost and complex operation and maintenance are exposed.
SUMMERY OF THE UTILITY MODEL
According to the utility model discloses an aspect provides a shield constructs quick-witted mud splitter with porose rubber conveyer belt mud-water separation machine, its characterized in that includes:
a perforated rubber conveyor belt separator for receiving the slurry discharged from the shield machine,
a, a pulp storage tank A is arranged,
a pulp storage tank B communicated with the pulp storage tank A,
a first-stage swirler,
a No. 1 slurry pump is arranged on a pipeline from the slurry storage tank B to the primary cyclone,
c, a pulp storage tank is arranged in the pulp storage tank,
a sedimentation tank is arranged in the sewage treatment device,
a primary dewatering vibrating screen, wherein the underflow coarse particle slurry injection pipeline of the primary cyclone is connected to the primary dewatering vibrating screen,
a second-stage cyclone group, wherein an overflow fine particle slurry pipeline of the second-stage cyclone group is connected to the sedimentation tank and/or the C slurry storage tank, an underflow slurry pipeline of the second-stage cyclone group is connected to the second-stage dewatering vibrating screen,
a No. 2 slurry pump arranged on a material pipeline from the C slurry storage tank to the second-stage swirler group,
a secondary dewatering vibrating screen which is arranged above the C pulp storage tank,
wherein:
the perforated rubber conveyer belt type separator comprises:
a head chain wheel and a tail chain wheel,
a conveying chain wound on the head chain wheel and the tail chain wheel,
a rubber conveyer belt with mesh openings,
a connecting bracket (305) for connecting the conveying chain (302) and the rubber conveying belt (304),
a frame (309) which is also a feeding collecting tank of the perforated rubber conveyer belt type separator (201),
a material blocking pore plate is arranged on the upper surface of the baffle plate,
a leakage-proof rubber plate installed on the material-blocking hole plate and in close contact with the rubber conveyer belt to prevent leakage, and
a material-bearing flow distribution plate for bearing the blanking,
a driving motor for driving the chain,
wherein:
a pipeline for conveying small granular materials of meshes of the rubber conveyer belt is arranged between the porous rubber conveyer belt type separator and the pulp storage tank A and/or the pulp storage tank B,
the overflow fine particle slurry pipeline of the primary cyclone is connected to the slurry storage tank C and/or the slurry storage tank B,
the screen mesh of the first-stage dewatering vibrating screen is arranged above the pulp storage tank B,
the screen mesh of the secondary dewatering vibrating screen is arranged above the C pulp storage tank.
Drawings
FIG. 1 is a flow diagram of a conventional sludge-water separation process.
Fig. 2 is a flow diagram of a mud-water separation process according to an embodiment of the present invention.
Fig. 3A and 3B are structural views of a perforated rubber belt separator according to an embodiment of the present invention. Fig. 3C is a diagram of a section of rubber belt structure of a perforated rubber belt separator according to an embodiment of the present invention. Fig. 3D is a partially enlarged view of fig. 3C.
Detailed Description
The inventor finds in engineering practice that for the above-mentioned conventional process, the separator in the form of a porous rubber conveyer belt can be used to replace a coarse screen to perform the mud-water separation of the first stage for the engineering cases that the slurry generated by the shield tunneling machine can be discharged after being dewatered and the sandstone materials do not need to be recovered, and the inventor provides the mud-water separation scheme according to the utility model.
As shown in fig. 2, the process flow of the mud-water separation scheme according to the present invention comprises: the slurry discharged from the shield machine is decompressed by a decompression box 202 and then enters a perforated rubber conveyer belt type separator 201; after the slurry is separated by the separator 201, coarse particle materials are sent to a slag yard for stacking, so that small particle materials enter a slurry storage tank A213 and/or a slurry storage tank B212 communicated with the slurry storage tank A213 through meshes of a rubber conveying belt and are pumped into a primary cyclone 204 by a slurry pump 211; the overflow fine particle slurry of the primary cyclone 204 enters a slurry C storage tank 210 for secondary separation and/or returns to a slurry B storage tank 212 for recycling and/or enters a sedimentation tank 209; the underflow coarse particle slurry of the primary cyclone 204 is injected into the primary dewatering vibrating screen 203, oversize products with larger particle sizes of the primary dewatering vibrating screen 203 are sent to a slag yard for stacking, so that materials with smaller particle sizes which penetrate through a screen mesh of the primary dewatering vibrating screen 203 enter a B slurry storage tank 212 for recycling and/or enter a C slurry storage tank 210 through a communicating pipe 205 between the B slurry storage tank and the C slurry storage tank; pumping the material entering the C slurry storage tank 210 into a secondary cyclone group 207 by using a No. 2 slurry pump 208; the overflow fine particle slurry of the secondary cyclone group 207 enters the sedimentation tank 209 and/or returns to the C slurry storage tank 210 for recycling; the underflow slurry of the secondary cyclone group 207 enters a secondary dewatering vibrating screen 206, and coarse particles on the screen of the secondary dewatering vibrating screen 206 are sent to a slag yard for stacking; the fine particulate material passing through the screen of the secondary dewatering shaker 206 is fed to a C chest 210 for recirculation and/or discharge into a settling tank 209.
The structure of the perforated rubber belt type separator 201 adopted according to one embodiment of the present invention is shown in fig. 3A-3D, wherein reference numeral 301 and reference numeral 306 are a separator head sprocket and a separator tail sprocket, respectively; reference numeral 302 is a conveying chain wound around the head pulley 301 and the tail pulley 306; reference numeral 304 is a rubber conveyer belt with mesh holes; according to one embodiment of the present invention, the rubber conveyor belt 304 is not a unitary piece, but is made as a multiple segment spliced conveyor belt of 1600mm or other lengths as desired (as shown in fig. 3C); the rubber conveyer belt 304 is provided with meshes with a diameter of 20(mm) (as shown in fig. 3D) or other sizes; reference numeral 305 denotes a connecting bracket for connecting the conveying chain 302 and the rubber conveying belt 304, both ends of the connecting bracket 305 are fixedly connected to the conveying chain 302, and the middle portion of the connecting bracket 305 is connected to the rubber conveying belt 304 at multiple points; reference numeral 309 denotes a frame of the separator and also a material-feeding collecting tank; reference numeral 303 is a material blocking hole plate; reference numeral 307 is a leakage-preventing rubber sheet; the anti-leakage rubber plate 307 is arranged on the material blocking hole plate 303 and is tightly contacted with the rubber conveying belt 304 to prevent leakage; reference numeral 308 is a material-bearing flow distribution plate for bearing the blanking; reference numeral 311 denotes a drive motor, and reference numeral 310 denotes a drive chain.
The porous rubber conveyer belt type separator works in such a way that the driving motor 311 drives the head wheel 301 to rotate counterclockwise through the driving chain 310 to drive the rubber conveyer belt 304 to move from the tail chain wheel end to the head chain wheel end, slurry falling on the rubber conveyer belt 304 after passing through the decompression box moves along with the rubber conveyer belt 304, particulate matters and moisture with particle sizes smaller than the aperture of the meshes of the rubber conveyer belt 304 (20 mm round holes in one embodiment) in the slurry fall on the material bearing and distributing plate 308 through the meshes of the rubber conveyer belt 304 and are distributed to two sides of the rubber conveyer belt 304 at the lower part to enter the slurry storage tank A213, and large particulate matters with particle sizes larger than the aperture of the meshes of the rubber conveyer belt 304 are sent to a slag yard to be stacked. In order to improve the separation and dehydration effect, the perforated rubber conveyer belt type separator is generally arranged in an inclined state, namely, the tail part is lower in a feeding end, and the head part is higher in a discharging end.
According to the utility model discloses a shield constructs quick-witted mud splitter and method's advantage with porose rubber conveyer belt's mud-water separation machine includes:
1) the conveying chain 302 is positioned outside the material blocking hole plate 303, so that the fault that stones in the materials are clamped into the chain cannot occur;
2) the rubber belt runs stably and has no noise;
3) the problem that the scraper of the traditional metal scraper conveyor is often jacked up by materials to reduce the working efficiency is solved;
4) for materials which are difficult to separate and dehydrate, a flushing device and/or a vibration device can be additionally arranged.
Claims (4)
1. Shield constructs quick-witted mud splitter with porose rubber conveyer belt mud-water separator, its characterized in that includes:
a perforated rubber belt separator (201) for receiving the slurry discharged from the shield machine,
a slurry storage tank (213) A,
a B pulp storage tank (212) communicated with the A pulp storage tank (213),
a primary cyclone (204),
a No. 1 slurry pump (211) is arranged on a pipeline from the B slurry storage tank (212) to the primary cyclone (204),
a C pulp storage tank (210),
a sedimentation tank (209) is arranged,
a primary dewatering vibrating screen (203), an underflow coarse particle slurry injection pipeline of a primary cyclone (204) is connected to the primary dewatering vibrating screen (203),
a secondary cyclone group (207), an overflow fine particle slurry pipeline of the secondary cyclone group (207) is connected to the sedimentation tank (209) and/or the C slurry storage tank (210), an underflow slurry pipeline of the secondary cyclone group (207) is connected to the secondary dewatering vibrating screen (206),
a 2# slurry pump (208) arranged on a material pipeline from the C slurry storage tank (210) to the second-stage cyclone group (207),
a secondary dewatering vibration screen (206) arranged above the C pulp storage tank (210),
wherein:
the perforated rubber belt separator (201) comprises:
a head sprocket (301) and a tail sprocket (306),
a conveying chain (302) wound on the head chain wheel (301) and the tail chain wheel (306),
a rubber conveyor belt (304) with mesh openings,
a connecting bracket (305) for connecting the conveying chain (302) and the rubber conveying belt (304),
a frame (309) which is also a feeding collecting tank of the perforated rubber conveyer belt type separator (201),
a material blocking pore plate (303),
a leakage-preventing rubber plate (307), wherein the leakage-preventing rubber plate (307) is installed on the stock stop plate (303) and is in close contact with the rubber conveyer belt (304) to prevent leakage, and
a material-bearing splitter plate (308) for bearing the blanking,
a drive motor (311) for driving the chain (310),
wherein:
a pipeline for conveying small granular materials of meshes of the rubber conveyer belt (304) is arranged between the perforated rubber conveyer belt type separator (201) and the A slurry storage tank (213) and/or the B slurry storage tank (212),
the overflow fine particle slurry pipeline of the primary cyclone (204) is connected to the C slurry storage tank (210) and/or the B slurry storage tank (212),
the screen mesh of the primary dewatering vibration screen (203) is arranged above the B pulp storage tank (212),
the screen of the secondary dewatering vibration screen (206) is arranged above the C pulp storage tank (210).
2. The shield tunneling machine mud separation apparatus of claim 1, further comprising:
a decompression box (202) arranged at the upstream of the perforated rubber conveyer belt type separator (201) slurry.
3. The shield tunneling machine mud separation apparatus of claim 1, wherein:
the rubber conveyor belt (304) is a multi-segment spliced conveyor belt.
4. The shield tunneling machine mud separation apparatus of claim 1, wherein:
two ends of the connecting bracket (305) are fixedly connected with the conveying chain (302), and the middle part of the connecting bracket (305) is connected with the rubber conveying belt (304) at multiple points.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021437626.6U CN212309080U (en) | 2020-07-20 | 2020-07-20 | Shield tunneling machine mud separating equipment with perforated rubber conveying belt type mud-water separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021437626.6U CN212309080U (en) | 2020-07-20 | 2020-07-20 | Shield tunneling machine mud separating equipment with perforated rubber conveying belt type mud-water separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212309080U true CN212309080U (en) | 2021-01-08 |
Family
ID=74035613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021437626.6U Active CN212309080U (en) | 2020-07-20 | 2020-07-20 | Shield tunneling machine mud separating equipment with perforated rubber conveying belt type mud-water separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212309080U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112957822A (en) * | 2021-02-23 | 2021-06-15 | 中铁隧道股份有限公司 | Structure for conveying and separating clay, slag and soil through chain steel mesh |
-
2020
- 2020-07-20 CN CN202021437626.6U patent/CN212309080U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112957822A (en) * | 2021-02-23 | 2021-06-15 | 中铁隧道股份有限公司 | Structure for conveying and separating clay, slag and soil through chain steel mesh |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110695064A (en) | Shield muck zero-discharge treatment system and method | |
| CN109516665B (en) | Shield residue soil dehydration equipment and shield residue soil dehydration method | |
| CN103357212A (en) | Equipment and method for tailing solid-liquid separation | |
| CN105214956A (en) | A kind of dense gas solid bed dry separation system and technique | |
| CN210305011U (en) | Shield constructs construction dregs processing system | |
| CN211100741U (en) | Shield muck zero-emission treatment system | |
| CN210450263U (en) | Earth pressure balance shield muck comprehensive treatment and resource ecological utilization system | |
| CN108296261A (en) | A kind of kitchen garbage pretreatment system and technique | |
| CN101869868B (en) | Waste rock discharging and sorting comprehensive treatment method for underground lump coal | |
| CN112980423A (en) | Quartz sand proppant production method and system | |
| CN212309080U (en) | Shield tunneling machine mud separating equipment with perforated rubber conveying belt type mud-water separator | |
| EA017033B1 (en) | Belt filter apparatus | |
| CN111410337A (en) | One-stop treatment system and method for foundation pit soil | |
| KR101431161B1 (en) | Filtering, dehydrating equipment of sand and impurities | |
| CN214158823U (en) | A mud processing apparatus for subway shield constructs engineering | |
| US20220016636A1 (en) | Material washing system and apparatus | |
| CN110665934A (en) | Construction waste's recovery processing system | |
| CN111729399A (en) | Shield tunneling machine mud separating equipment with perforated rubber conveying belt type mud-water separator | |
| CN116371078A (en) | Modular building residue soil sand recycling production line and application method thereof | |
| CN219356579U (en) | Modular water-washed sand apparatus for producing | |
| CN217190089U (en) | Wet-process sand making production line | |
| CN110523522A (en) | Separation of coarse slime method and its equipment | |
| CN213349222U (en) | Exempt from basic type and wash system sand all-in-one | |
| CN211111640U (en) | Improve mud splitter of fine particles rate of recovery | |
| CN109289316B (en) | Environment-friendly dry drainage circulation system for slurry |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |