CN206812202U - Shield pulping equipment - Google Patents
Shield pulping equipment Download PDFInfo
- Publication number
- CN206812202U CN206812202U CN201720638378.3U CN201720638378U CN206812202U CN 206812202 U CN206812202 U CN 206812202U CN 201720638378 U CN201720638378 U CN 201720638378U CN 206812202 U CN206812202 U CN 206812202U
- Authority
- CN
- China
- Prior art keywords
- pulping
- supervisor
- branch pipe
- outlet
- hopper
- 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
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
It the utility model is related to shield slurry preparing technical field, refer specifically to a kind of shield pulping equipment, described shield pulping equipment integral installation is inside shield machine, including circulating box, pulping pump, hopper, storage box, the bottom of described slurrying pumping intake piping connection circulating box, the outlet of pulping pump connects with supervisor, and the internal diameter size of supervisor is 24 times that export bore, and the end of outlet is extended into supervisor；The bottom vertical connection supervisor of the hopper, hopper bottom end outlet is positioned at the right side of outlet tube end, and the right side for bringing out mouth positioned at hopper bottom on supervisor's inwall sets steel loop, and the internal diameter of steel loop and the internal diameter of outlet are equal in magnitude；Branch pipe I and branch pipe II is set on the supervisor, the top of branch pipe I connection circulating boxes, the top of branch pipe II connection storage boxes, a butterfly valve is set respectively on branch pipe I and branch pipe II；Described circulating box, pulping pump, hopper connect to form a circulating pulp-making loop by pipeline.
Description
Technical field
Shield slurry preparing technical field is the utility model is related to, refers specifically to a kind of shield pulping equipment.
Background technology
Shielding tunnel excavator, abbreviation shield machine, be a kind of tunnel piercing special engineering machinery, be widely used in subway,
The Tunnel Engineering such as railway, highway, municipal administration, water power.Shield machine need to inject foam to Tu Cang, cutterhead in construction and bentonite is carried out
Sediment improvement, particularly under wear cobble, it is very harsh to the quality and quantitative requirement of bentonite slurry when mark passes through value high layer of sand,
Bentonite slurry quality and quantity supply determine the section success or failure.Shield needs to set on ground with the preparation of bentonite slurry at present
Two very big containers of capacity are put, a fermentation, another is used to construct.Each battery truck reaches hole, by what is prepared
Mud is delivered to battery truck from fermentation vat, when battery truck reaches shield machine trolley, then by the mud pumping to shield machine.Adopt
With current slurrying technique, the floor space of pulping equipment is big, and mud ferments that time-consuming in fermentation vat, work effect
Rate is low；Shield is cumbersome with bentonite slurry transport, and not only labor intensive, influences operating efficiency, and in cumbersome transportation
It can also make mud contaminated, influence the quality of mud, so as to influence the efficiency of shield and quality.Current fermentation vat is used in addition
The method for carrying out slurrying, it is efficient due to lacking when needing to add polymer in mud or polymer slurries are manufactured separately
Mixing plant, using manually being stirred on low-speed mixer, cause polymer slurries stirring uneven polymer self-priming occur
Attached pimple, not only soaking effect is bad, but also it is possible that the situation of slurry plugs pump, causes to waste and influence equipment
Operation；Stirred on low-speed mixer, grind slurries quality is poor, and slurries, can not be very when running into and gushing risk with more pimple
Fast reply, it is weaker in Risk Pre-control ability.
The content of the invention
The utility model aims to solve the problem that the defects of prior art, there is provided a kind of pulping efficiency is high, the good shield of effects on slurry making
Pulping equipment.
The technical solution of the utility model is as follows：
Shield pulping equipment, the pulping equipment integral installation is inside shield machine, including circulating box, pulping pump, hopper, deposits
Storage tank, described slurrying pumping intake piping connect the bottom of circulating box, and outlet and the supervisor of pulping pump connect, and the internal diameter of supervisor is big
Small is export bore 2-4 times, and the end of outlet is extended into supervisor；The bottom vertical connection supervisor of the hopper, material
For the bottom end outlet that struggles against positioned at the right side of outlet tube end, the right side for bringing out mouth positioned at hopper bottom on supervisor's inwall sets steel loop, steel
The internal diameter of ring and the internal diameter of outlet are equal in magnitude；Branch pipe I and branch pipe II is set on the supervisor, branch pipe I connection circulating boxes
Top, the top of branch pipe II connection storage boxes, sets a butterfly valve respectively on branch pipe I and branch pipe II；Described circulating box, system
Stock pump, hopper connect to form a circulating pulp-making loop by pipeline, because the internal diameter of outlet is less than the internal diameter of supervisor, by height
High flow rate highly pressurised liquid caused by the pulping pump of speed rotation, jet is formed when flowing into and being responsible for from outlet, in hopper
Bentonite at jet on the right side of leave, as jet enters the circulatory system, be sufficiently mixed, enter with liquid in the presence of jet
Enter after circulating box mixes with liquid in case, enter back into pulping pump and carry out carry out shear agitation, form circulating pulp-making process；In jet
The right side of mouth sets steel loop effectively can prevent slurries from flowing backwards.
Described hopper include storing portion, tapered portion, straight sections, the big end of tapered portion upward and with storing portion bottom
The heart connects, the upper end of the small end connecting straight section (s) of tapered portion, the lower end vertical connection supervisor of straight sections.
Described pulping pump is express pump, and express pump is driven by the motor that power is 55KW, rotating speed 2500r/min, system
The high speed rotation of stock pump is sufficiently stirred bentonite, and is produced high flow rate high pressure and promoted merging for bentonite and water.
Connection high-pressure air pipe I in described circulating box, the interior connection high-pressure air pipe II of storage box.
Damping larynx is set on described supervisor, and effectively buffering is because high flow rate high pressure is to shock effect caused by pipeline.
Pulping equipment pulping process described in the utility model comprises the following steps：
Packed bentonite is hung onto underground battery truck from bottom surface warehouse through straddle truck, shield board is transported by battery truck
Che Shang；
The clean water of its volume 2/3rds is injected into circulating box, matches somebody with somebody 100 kg bentonitic proportioning by 1 m3 water
Bentonite is added into hopper；Start pulping pump, the butterfly valve closed on branch pipe II, open the butterfly valve on branch pipe I, make circulating box,
Pulping pump, hopper connect to form a circulation loop by pipeline；Water under high pressure caused by rotation enters pulping pump from outlet at a high speed
Become owner of pipe and form jet, water under high pressure and the bentonite rapid fusion of hopper lower end, circulating box is transported to by supervisor, branch pipe I, made
Cycle of higher pressure pulping process is realized under the dynamic action of stock pump；After the viscosity of mud reaches requirement, close pulping pump and
Butterfly valve on branch pipe I and the switch on circulating box outlet, make mud rest in circulating box；Lack slurry liquid in case to be stored
When, start pulping pump, open the butterfly valve on branch pipe II and the switch on circulating box outlet, will by the driving effect of pulping pump
Slurry transportation in circulating box is to standby in storage box；Circulating pulp-making process continues 4-10 minutes；When mud rests on circulating box
When, gases at high pressure are passed through into circulating box by high-pressure air pipe I, mud is stirred, avoids mud from being separated from water, ensure mud
Slurry has more preferable viscosity；After pulping pump stops conveying to storage box, high pressure gas is passed through into storage box by high-voltage tube II
Body, mud is stirred, avoids mud from being separated from water, ensure that mud has more preferable viscosity.
If shield runs into the relatively abundant stratum of underground water in driving, can be added with bentonite into hopper polymer or
Individually stirring polymer slurries.
The beneficial effects of the utility model are：Circulating box, pulping pump, hopper group connect into circulation loop by pipeline, lead to
The dynamic action for crossing pulping pump carries out circulation stirring to the liquid in the bentonite and storage box at hopper, so as to reach slurrying
Purpose, it is easy to operate, simplify pulping process；Pulping pump uses rotating speed to be filled bentonite for 2500r/min express pump
Divide stirring, high speed rotation generation high flow rate high pressure promotion bentonite merges with water；In pipeline setting, make slurrying pump discharge pipe
Caliber be less than supervisor caliber, when pulping pump at a high speed rotation caused by high flow rate highly pressurised liquid from outlet enter be responsible for when
Time forms jet, drastically increases liquid and the bentonitic fusion efficiencies declined at hopper in pipeline, reaches slurries fermentation
Effect, substantially reduce slurries preparation time；High pressure is after jet is formed caused by rotation at a high speed for express pump, outlet pressure
Reach 15 more than bar, promote the liquid rapid fusion in the bentonite and pipeline of hopper decentralization to be adopted to reach the effect of fermentation
With this method more than 72 times are improved than carrying out the efficiency of enzymatical pulping in conventional method with container；On the right side of liquid jet mouth
Steel loop is set, effectively can prevent slurries from flowing backwards, improves pulping efficiency；High-pressure air pipe is respectively communicated with circulating box and storage box,
In the case that pulping pump is closed, effect is stirred to the mud in case, better ensures that the viscosity of mud；Set on supervisor
Damping larynx is put, is advantageous to high pressure caused by buffering liquid high flow rate to the percussion of pipeline, extends the life-span of pipeline；Due to system
It is in the closed circulatory system to starch slurry, efficiently avoid mud and is contaminated, ensure that the quality of mud.
Brief description of the drawings
Fig. 1 is the structural representation of pulping equipment described in the utility model.
Fig. 2 is pipeline described in the utility model and hopper annexation structural representation.
A sequence number mark and its corresponding structure title are as follows in figure：1- circulating boxes, 2- pulping pumps, 3- hoppers, 31- storings
Portion, 32- tapered portion, 33- straight sections, 4- storage boxes, the outlet of 5- pulping pumps, 6- supervisors, 7- damping larynxs, 8- butterfly valves, 9- branch
Pipe I, 10- branch pipe II, 11- high-pressure air pipe I, 12- high-pressure air pipe II, 13- steel loop.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings.
Embodiment 1
Shield pulping equipment, the pulping equipment integral installation is inside shield machine, including circulating box 1, pulping pump 2, hopper
3rd, storage box 4, the described inlet tube of pulping pump 2 connect the bottom of circulating box 1, and the outlet 5 of pulping pump 2 is connected with supervisor 6, main
The internal diameter size of pipe 6 is 2 times of the internal diameter of outlet 5, and wherein the internal diameter of slurrying pump discharge pipe 5 is φ 50mm, and the internal diameter for being responsible for 6 is
φ100mm；The end of outlet 5 is extended into supervisor 6；The bottom vertical connection supervisor 6 of the hopper 3, the bottom end outlet of hopper 3
Positioned at the right side of the end of outlet 5, steel loop 13 is set positioned at the right side of the bottom end outlet of hopper 3 on 6 inwalls are responsible for, steel loop 13
The internal diameter of internal diameter and outlet 5 is equal in magnitude；Branch pipe I9 and branch pipe II10, branch pipe I9 connections circulating box 1 are set on the supervisor 6
Top, the top of branch pipe II10 connections storage box 4, a butterfly valve 8 is set respectively on branch pipe I9 and branch pipe II10；Described
Circulating box 1, pulping pump 2, hopper 3 connect to form a circulating pulp-making loop by pipeline.
Described hopper 3 includes storing portion 31, tapered portion 32, straight sections 33, and the big end of tapered portion 32 is upward and and storing
The center connection of the bottom of portion 31, the upper end of the small end connecting straight section (s) 33 of tapered portion 32, the lower end vertical connection master of straight sections 33
Pipe 6.
Described pulping pump 2 is express pump, and express pump is driven by the motor that power is 55KW, rotating speed 2500r/min, system
The high speed rotation of stock pump 2 is sufficiently stirred bentonite, and is produced high flow rate high pressure and promoted merging for bentonite and water.
Connection high-pressure air pipe I11 in described circulating box 1, the interior connection high-pressure air pipe II12 of storage box 4.
Damping larynx 7 is set on described supervisor 6.
Pulping equipment pulping process of the present utility model comprises the following steps：
Packed bentonite is hung onto underground battery truck from bottom surface warehouse through straddle truck, shield board is transported by battery truck
Che Shang；The clean water of its volume 2/3rds is injected into circulating box 1, by 1 m3 water with 100 kg bentonitic proportioning to
Addition bentonite in hopper 3；Start pulping pump 2, the butterfly valve 8 closed on branch pipe II10, open the butterfly valve 8 on branch pipe I9, make to follow
Ring case 1, pulping pump 2, hopper 3 connect to form a circulation loop by pipeline；Pulping pump at a high speed rotation caused by water under high pressure from
Outlet 5 enters supervisor 6 and forms jet, water under high pressure and the bentonite rapid fusion of the lower end of hopper 3, is conveyed by supervisor 6, branch pipe I9
To circulating box 1, cycle of higher pressure pulping process is realized under the dynamic action of pulping pump 2；After the viscosity of mud reaches requirement,
The butterfly valve on pulping pump 2 and branch pipe I9 and the switch on the outlet of circulating box 1 are closed, mud is rested in circulating box 1；Treat
When lacking slurry liquid in storage box 4, start pulping pump 2, open the butterfly valve on branch pipe II10 and opening on the outlet of circulating box 1
Close, will be standby in the slurry transportation in circulating box 1 to storage box 4 by the driving effect of pulping pump 2；Circulating pulp-making process continues
4-10 minutes, obtained slurries viscosity is equal to the slurries effect that fermentation 12h is obtained in a reservoir, when substantially reducing slurrying
Between, improve operating efficiency；When mud rests on circulating box 1, gases at high pressure are passed through into circulating box 1 by high-pressure air pipe I11；
After pulping pump 2 stops conveying to storage box 4, gases at high pressure are passed through into storage box 4 by high-voltage tube II12, mud is carried out
Stirring, avoids mud from being separated from water, ensures that mud has more preferable viscosity；By adding mud system that the mud in storage box 4 is defeated
It is sent to shield face.
If shield runs into the relatively abundant stratum of underground water in driving, can be added with bentonite into hopper polymer or
Individually stirring polymer slurries.
Embodiment 2
The present embodiment and the difference of embodiment 1 are：It is responsible for 3 times that 6 internal diameter sizes are the internal diameters of slurrying pump discharge pipe 5；Its
The internal diameter of middle slurrying pump discharge pipe 5 is φ 50mm, and the internal diameter for being responsible for 6 is φ 150mm.Other technology contents are same as Example 1.
Embodiment 3
The present embodiment and the difference of embodiment 1 are：It is responsible for 4 times that 6 internal diameter sizes are the internal diameters of slurrying pump discharge pipe 5；Its
The internal diameter of middle slurrying pump discharge pipe 5 is φ 50mm, and the internal diameter for being responsible for 6 is φ 200mm.Other technology contents are same as Example 1.
Claims (5)
1. shield pulping equipment, the pulping equipment integral installation is inside shield machine, including circulating box（1）, pulping pump（2）, material
Bucket（3）, storage box（4）, it is characterised in that：Described pulping pump（2）Inlet tube connects circulating box（1）Bottom, pulping pump（2）
Outlet（5）With supervisor（6）Connection, supervisor（6）Internal diameter size be outlet（5）2-4 times of internal diameter, outlet（5）'s
End extends into supervisor（6）It is interior；The hopper（3）Bottom vertical connection supervisor（6）, hopper（3）Bottom end outlet is positioned at outlet
Pipe（5）The right side of end, it is being responsible for（6）It is located at hopper on inwall（3）The right side of bottom end outlet sets steel loop（13）, steel loop（13）
Internal diameter and outlet（5）Internal diameter it is equal in magnitude；The supervisor（6）Upper setting branch pipe I（9）With branch pipe II（10）, branch pipe I
（9）Connect circulating box（1）Top, branch pipe II（10）Connect storage box（4）Top, in branch pipe I（9）With branch pipe II（10）On
One butterfly valve is set respectively（8）；Described circulating box（1）, pulping pump（2）, hopper（3）Connect to form a circulation by pipeline
Slurrying loop.
2. shield pulping equipment as claimed in claim 1, it is characterised in that：Described hopper（3）Including storing portion（31）, cone
Shape portion（32）, straight sections（33）, tapered portion（32）Big end upward and with storing portion（31）The center connection of bottom, tapered portion
（32）Small end connecting straight section (s)（33）Upper end, straight sections（33）Lower end vertical connection supervisor（6）.
3. shield pulping equipment as claimed in claim 1, it is characterised in that：Described pulping pump（2）For express pump.
4. the shield pulping equipment as described in claim any one of 1-3, it is characterised in that：Described circulating box（1）Interior connection
High-pressure air pipe I（11）, storage box（4）Interior connection high-pressure air pipe II（12）.
5. shield pulping equipment as claimed in claim 4, it is characterised in that：Described supervisor（6）Upper setting damping larynx（7）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720638378.3U CN206812202U (en) | 2017-06-05 | 2017-06-05 | Shield pulping equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720638378.3U CN206812202U (en) | 2017-06-05 | 2017-06-05 | Shield pulping equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206812202U true CN206812202U (en) | 2017-12-29 |
Family
ID=60758104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720638378.3U Active CN206812202U (en) | 2017-06-05 | 2017-06-05 | Shield pulping equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206812202U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111119011A (en) * | 2020-01-06 | 2020-05-08 | 陕西中大力鼎科技有限公司 | Horizontal cement slurry spraying device, paver with same and application thereof |
-
2017
- 2017-06-05 CN CN201720638378.3U patent/CN206812202U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111119011A (en) * | 2020-01-06 | 2020-05-08 | 陕西中大力鼎科技有限公司 | Horizontal cement slurry spraying device, paver with same and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1220412A (en) | Method and apparatus for increasing the concentration of proppant in well stimulation techniques | |
| CN110469314A (en) | A kind of fracturing system using turbogenerator driving plunger pump | |
| CN107261975A (en) | A kind of continuous nitration mixture equipment | |
| CN104563995A (en) | Fracturing blender truck | |
| WO2023010725A1 (en) | Mud preparation and circulation separation system | |
| CN206812202U (en) | Shield pulping equipment | |
| CN201358774Y (en) | Novel liquid supply system for oil filed hydraulic fracturing construction | |
| CN107053457A (en) | Shield pulping equipment and its pulping process | |
| CN105156112B (en) | A kind of vertical shaft is with U-shaped continuous slag-tapping device | |
| CN111894543A (en) | Liquid carbon dioxide anhydrous fracturing normal-pressure sand adding method and device | |
| CN208294565U (en) | Tailing slurry filling system | |
| CN108180005B (en) | Liquid supply system and method for fracturing construction | |
| CN207667561U (en) | A kind of shale oil gas hydraulic fracturing sanding device | |
| US20020066695A1 (en) | Slurry treatment | |
| CN105386747B (en) | A kind of circulating sand liquid recovery system and recovery method | |
| CN205929039U (en) | Sand hybrid system is failed to fracturing ship | |
| CN205823251U (en) | Comprehensive draining gas production system for low-voltage and low-yield well | |
| CN205386528U (en) | Oil field raising output operation glue solution conveying system | |
| CN210846198U (en) | Gas well workover kill-job plugging agent liquid preparation device | |
| CN207920594U (en) | A kind of feed flow for pressing crack construction and return drain processing system | |
| CN206823270U (en) | A kind of device for the filling of deep-bed filter filter material layer | |
| CN207747221U (en) | A kind of bentonite storage device | |
| CN215654747U (en) | Closed high-pressure hydraulic cyclone continuous mixed sand supply device and system for underground coal mine | |
| CN216342051U (en) | Portable well head unloading flowing back and unblock device | |
| CN205036378U (en) | U type equipment of slagging tap in succession for shaft |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 300222 Shuanggang Township, Jinnan District, Tianjin Co-patentee after: CHINA RAILWAY 18 BUREAU GROUP MUNICIPAL ENGINEERING Co.,Ltd. Patentee after: CHINA RAILWAY 18TH BUREAU GROUP Co.,Ltd. Address before: 300222 Shuanggang Township, Jinnan District, Tianjin Co-patentee before: CHINA RAILWAY 18 BUREAU GROUP TRACK TRAFFIC PROJECT Co.,Ltd. Patentee before: CHINA RAILWAY 18TH BUREAU GROUP Co.,Ltd. |