Well site solid wastes recycling utilizes negative pressure powder feeding to solidify skid mounted equipment
This utility model is related to drilling assistance technical field, utilizes negative pressure particularly to a kind of well site solid wastes recycling
Powder feeding solidifies skid mounted equipment.
Drilling fluid is a kind of circulation of fluid for drilling well, is in drilling process, the circulation flushing medium that in the hole uses.Bore
Well liquid has the landwaste carrying and suspending in pit shaft, equilibrium strata pressure, cooling and lubricating drill bit and drilling tool, the protection borehole wall and oil gas
The function such as layer and raising bit speed, has very important effect in drilling process.
Waste liquid of drilling (mud) is that a kind of multiphase stablizes colloidal suspension system, containing plurality of inorganic salt, organic agent, gathers
The materials such as compound, surfactant, the heavy metal of oils contained therein, salt, drilling fluid additive and some solubilities from
Sub- contaminated soil, water body, affect animal and plant growth, endanger human health, need in time waste liquid of drilling to be processed.Conventional
Drilling-fluid circulation system relies solely on the drilling platforms blood circulation vibrosieve of itself, desander, desilter and centrifuge general
The drilling fluid circulating out from well is processed.Specifically, from well head return out with a large amount of landwaste (harmful solid phase)
Drilling fluid, by the overhead drilling fluid canal in length and breadth of well head (with certain slope) flow under gravity first order cleaning equipment-
Larger harmful solid phase particles are sifted out and drain through the screening of vibrosieve by the entrance of vibrosieve.When gas leaching in drilling fluid
When, in the mud settling tank of drill fluid purification tank being purified by vibrosieve, using the swabbing action of deaerator vacuum pump, negative
Negative pressure is caused, drilling fluid enters under atmospheric pressure and carries out in deaerator separating, and the gas that sub-argument goes out is discharged into well in pressure tank
Top of the trellis is vented, and the drilling fluid after degasification discharges in No. 2 tanks of drilling fluid under the driving of evacuation chamber rotor.In drilling fluid not gassiness
In the case of body, deaerator can be used as powerful agitator, keep the drilling fluid in purification pot not sink
Form sediment.Entered in the mud settling tank of drilling fluid tank by the drilling fluid that vibrosieve is purified, using desanding sand pump, drilling fluid is pressurizeed
Enter in the desander of second level cleaning equipment-joint cleaner, separated again using eddy flow principle, midpoint will be separated
Harmful solids removal of d50 >=70.Drilling fluid after desanding discharges in No. 3 tanks of drilling fluid through the overflow line of desander.Root
According to the general requirement of drilling fluid cleaning system, the treating capacity of desander reach normal circulation of drilling fluid amount more than 125% so that
Drilling fluid in purification pot can obtain sufficiently repeatedly purifying, and reduces the silt content of drilling fluid.Obtained only by desander
The drilling fluid changed is using drilling fluid pressurizeing in the desilter entering third level cleaning equipment-joint cleaner except sand pump, sharp
Separated again with eddy flow principle, harmful solids removal of more than midpoint d50=36um will be separated.Drilling fluid warp after desilting
The overflow line crossing desilter discharges in No. 4 tanks of drilling fluid.Containing certain drilling well in the underflow of desander and desilter discharge
Liquid, the underflow of the two enters after joining in the vibrosieve of joint cleaner and is sieved again, and drilling fluid reclamation enters drilling fluid tank,
Sand mud is discharged.Still contain substantial amounts of harmful solid phase in the drilling fluid that three-level purifies, when drilling fluid be non-increase state when, sharp
Used in parallel with two desk centrifuges, the harmful solid phase more than 5um in drilling fluid is purged, the drilling fluid after process discharges into
In 5th storehouse of drill fluid purification tank.
Traditional level Four solid controlling can not reach processing requirement, is only applicable to rate of penetration slowly, circulation of drilling fluid amount
Drilling mud partial circulating in the case of less namely usually said.If run into fast drilling one opens the stage, terrifically
Layer, also needs to situations such as solid control equipment fault, near well drilling solid control system side, excavate a rejected well drilling liquid storage pool, use
In drilling fluid systemic circulation, collect discarded slurry or discarded solid phase.With the raising of environmental requirement, each development block is gradually or
Through forbidding the excavation of mud sump, be required for discarded slurry does not land real-time processing.This just proposes to the solid controlling system of rig
New requirement.Currently for new environmental requirement, situ of drilling well has emerged different classes of, and the mud of different systems does not land dress
Standby, but common problem or deficiency are, outside original solid controlling system, reinstall mud and do not land processing equipment,
Passive receives the drilling mud that rig solid controlling system is discharged, and then repeats secondary solid-liquid separation, needs extra soil
Area, wastes substantial amounts of electric power and manpower consumption.
Therefore it provides a kind of new well site solid wastes recycling utilizes negative pressure powder feeding to solidify skid mounted equipment, to having relatively
Strong disposal ability, the mud realizing the drilling well variant stage does not land process, and is capable of the complete sled of processing equipment
Dress, to facilitate transport and to load and unload, improves transition convenience, with regard to becoming the problem of those skilled in the art's urgent need to resolve.
Utility model content
The purpose of this utility model is to provide a kind of new well site solid wastes recycling to set using negative pressure powder feeding solidification skid
Standby, to having stronger disposal ability, the mud realizing the drilling well variant stage does not land process, and is capable of processing
The complete skid of equipment, to facilitate transport and to load and unload, improves transition convenience.
For solving above-mentioned technical problem, this utility model provides a kind of field solid wastes recycling to utilize negative pressure powder feeding to solidify skid
Equipment, including solidification sled, the feed end of described solidification sled is connected with solid-liquid separation sled, and its discharge end is connected with solid phase preparation sled；
Described solid-liquid separation sled includes separating skid body and is built in the described vibrosieve separating in skid body and centrifuge, described
Solidification sled includes the solidified cell solidifying skid body and being built in described solidification prying body, and described solid phase preparation sled includes preparing skid body
With the brick making device being built in described preparation skid body；
The charging aperture of described vibrosieve passes through the one-level of the charging aperture of collection device and the four stage solid control system of drilling platforms
Solid controlling discharging opening is connected, and the solid phase discharging opening of described vibrosieve is connected with the solid phase discharging opening of described centrifuge, described from
The solid-phase outlet of scheming is connected with the charging aperture of described solidified cell, and its liquid-phase outlet is connected with liquid phase holding vessel, described solid
The solid-phase outlet changing unit is connected with the material inlet of described brick making device.
Further, described solidified cell includes holding the negative-pressure cup that the filler bin of firming agent is connected with described filler bin,
With for by evacuated for described negative-pressure cup vacuum pump, below described negative-pressure cup, it is provided with discharging opening, and pass through described discharging opening
Connect with blender.
Further, described solidified cell also includes air compressor machine, and described negative-pressure cup is connected with described air compressor machine by pipeline
Further, described solidified cell also includes the surge tank with described negative-pressure cup pipeline connection.
Further, described solidified cell also includes the water tank with described negative-pressure cup pipeline connection.
Well site provided by the utility model solid wastes recycling utilizes negative pressure powder feeding to solidify skid mounted equipment, including solidification sled,
The feed end of described solidification sled is connected with solid-liquid separation sled, and its discharge end is connected with solid phase preparation sled；Wherein, described solid-liquid separation
Sled includes separating skid body and is built in the described vibrosieve separating in skid body and centrifuge, described solidification sled includes solidification skid body with
It is built in the solidified cell in described solidification prying body, described solid phase preparation sled includes preparing skid body and is built in described preparation skid body
Interior brick making device；The charging aperture of described vibrosieve passes through the charging aperture of collection device and the four stage solid control system of drilling platforms
Discharging opening is connected, and the discharging opening of described vibrosieve is connected with the charging aperture of described centrifuge, and the solid phase of described centrifuge goes out
Mouth is connected with the charging aperture of described solidified cell, and its liquid-phase outlet is connected with liquid phase holding vessel, the solid phase of described solidified cell
Outlet is connected with the material inlet of described brick making device.
In the course of the work, drilling well mud out enters collection transmission sled after the level Four solid controlling of drilling team, collects and passes
Mud in defeated sled transmits to solid-liquid separation sled, initially enters vibrosieve, the preliminary solid-liquid of vibration realizing divides in vibrosieve
From then, the solid phase after vibrosieve filters enters solidification sled, and liquid phase enters centrifuge and carries out further solid-liquid separation, centrifugation
The solid phase that machine is isolated likewise enters solidification sled, and its liquid phase enters liquid phase holding vessel, enters the cured unit of solid phase of solidification sled
Building block device processed is inputted as building block raw material processed after solidification.So, this well site solid wastes recycling utilizes negative pressure powder feeding to solidify skid
Equipment, to having stronger disposal ability, the mud realizing the drilling well variant stage does not land process, finally discards solid phase and uses
In building block raw material processed, realize making full use of, and each funtion part of this equipment individually become sled it is achieved that processing equipment complete
Skid, to facilitate transport and to load and unload, improves transition convenience.
Fig. 1 is that well site provided by the utility model solid wastes recycling utilizes negative pressure powder feeding solidification skid mounted equipment a kind of concrete
The structural representation of embodiment；
Fig. 2 is that well site solid wastes recycling shown in Fig. 1 utilizes negative pressure powder feeding to solidify skid mounted equipment place mud disposal system
A kind of structured flowchart of specific embodiment.
Description of reference numerals：
1- collects transmission sled 2- solid-liquid separation sled 21- vibrosieve 22- centrifuge 3- solidification sled
4- solid phase preparation sled 5- liquid phase holding vessel 6- landwaste pond
101- filler bin 102- negative-pressure cup 103- vacuum pump 104- blender 105- air compressor machine
106- surge tank 107- water tank
Core of the present utility model is to provide a kind of new well site solid wastes recycling to set using negative pressure powder feeding solidification skid
Standby, to having stronger disposal ability, the mud realizing the drilling well variant stage does not land process, and is capable of processing
The complete skid of equipment, to facilitate transport and to load and unload, improves transition convenience.
In order that those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings and tool
The utility model is described in further detail for body embodiment.
Refer to Fig. 1-Fig. 2, Fig. 1 is that well site provided by the utility model solid wastes recycling utilizes negative pressure powder feeding solidification sled
A kind of standby structural representation of specific embodiment of installing；Fig. 2 is that well site solid wastes recycling shown in Fig. 1 utilizes negative pressure powder feeding to solidify
A kind of structured flowchart of the specific embodiment of skid mounted equipment place mud disposal system.
In a kind of specific embodiment, well site provided by the utility model solid wastes recycling utilizes negative pressure powder feeding to solidify
Skid mounted equipment is used for mud disposal system, and this mud disposal system includes collecting transmission sled 1, solid-liquid separation sled 2, solidification sled 3 and
Solid phase prepares sled 4；Wherein, described transmission sled 1 of collecting includes collecting skid body and is built in the described collection device collected in skid body,
Described solid-liquid separation sled 2 includes separating skid body and is built in the described vibrosieve 21 separating in skid body and centrifuge 22, described solid
Change the solidified cell that sled 3 includes solidifying skid body and being built in described solidification prying body, described solid phase preparation sled 4 includes preparing skid body
With the building block device processed being built in described preparation skid body；The charging aperture of described collection device and the level Four solid controlling system of drilling platforms
The one-level solid controlling discharging opening of system is connected, and its slurry outlet is connected with the charging aperture of described vibrosieve 21, described vibrosieve 21
Solid phase discharging opening be connected with the solid phase discharging opening of described centrifuge 22, the solid-phase outlet of described centrifuge 22 and described solidification
The charging aperture of unit is connected, and its liquid-phase outlet is connected with liquid phase holding vessel 5, the solid-phase outlet of described solidified cell and described system
The material inlet of building block device is connected.
In the course of the work, drilling well mud out enters collection transmission after the one-level solid controlling of the level Four solid controlling of drilling team
Sled, collects the mud in transmission sled and transmits to solid-liquid separation sled 2, initially enter vibrosieve 21, vibrate real in vibrosieve 21
Now preliminary solid-liquid separation, then, the solid phase after vibrosieve 21 filters enters solidification sled 3, and liquid phase enters centrifuge 22 and enters to advance
The solid-liquid separation of one step, the solid phase that centrifuge 22 is isolated likewise enters solidification sled 3, and its liquid phase enters liquid phase holding vessel 5, enters
Building block device processed is inputted as building block raw material processed after the solid phase cured unit solidification of solidification sled 3.So, this well site solid waste resource
Change and solidify skid mounted equipment using negative pressure powder feeding, to having stronger disposal ability, realize the mud in drilling well variant stage not
Land process, finally discard solid phase and be used for brick-making raw material, realize making full use of, and each funtion part of this equipment individually becomes
Sled, it is achieved that the complete skid of processing equipment, to facilitate transport and to load and unload, improves transition convenience.
Above-mentioned solidified cell includes holding the negative-pressure cup that the filler bin of firming agent is connected with described filler bin, and for inciting somebody to action
The evacuated vacuum pump of described negative-pressure cup, is provided with discharging opening below described negative-pressure cup, and passes through described discharging opening and blender
Connection；Solidified cell also includes air compressor machine, and described negative-pressure cup is connected with described air compressor machine by pipeline；Solidified cell also includes
Surge tank and the water tank with described negative-pressure cup pipeline connection with described negative-pressure cup pipeline connection.In the course of the work, by true
Negative-pressure cup is evacuated so that being in negative pressure state in negative-pressure cup, the pressure in the filler bin connecting with negative-pressure cup is more than negative by empty pump
Pressure in pressure tank, then the firming agent in filler bin is by negative pressure negative suction tank, and the filler bin in negative-pressure cup is through going out below
Material mouth enters blender, is allowed to solidify with solid-phase component mix and blend by firming agent in blender；So, this solidified cell is real
Show negative pressure and inhaled powder, compared with powder in malleation, inhaled powder without using feeding chamber using negative pressure, saved equipment cost.Above-mentioned sky
Press is used for adjusting the pressure in negative-pressure cup, when not needing negative pressure, is inflated using air compressor machine, make negative pressure into negative-pressure cup
Pressure in tank gos up to atmospheric value.Above-mentioned surge tank can also be dedusting tank, when being in negative pressure state in negative-pressure cup, portion
Divide firming agent to be inhaled into negative-pressure cup, now just have powdered curing agent in negative-pressure cup, and work as and in negative-pressure cup, there is powdered curing agent
Afterwards again evacuation when, the dust of the inside will by vacuum pumping vacuum when be drawn onto vacuum pump, in order to avoid dust
Suck vacuum pump it is ensured that the normal use of vacuum pump, can have a dedusting tank, this dedusting between vacuum pump and negative-pressure cup
Tank is unidirectional, and in the air and powder released when evacuation when there being dust in negative-pressure cup, dust is pumped through to be removed
Just it is left on the inside, thus avoiding dust blocking vacuum pump when dirt tank.
For the ease of mud components transmission, above-mentioned collection device includes being arranged at the described bin collecting skid body side, horizontal stroke
To the push auger being arranged in described collection skid body, and it is vertically arranged to lifting auger in described bin.Wherein, push auger
The mud entering collection device is pushed to bin side, and enters bin, enter from platform four stage solid control system mud out
Enter bin to collect, and be transported in the vibrosieve 21 of solid-liquid separation sled 2 by the lifting auger in bin, to realize the receipts of material
Collection and transmission.
For the ease of material collection and storage, above-mentioned bin is designed as version wide at the top and narrow at the bottom, and opening is larger to be easy to
Mud enters；Above-mentioned lifting auger can arrange two groups, and two groups of lifting augers are set up in parallel, to improve material transferring efficiency.
Below taking above-mentioned specific embodiment as a example, sketch the technological process of complete skid mounted equipment：
Solid phase is collected：The source of the solid phase of entrance collection device has following：Drilling team's triangle tank sand setting, drilling team's vibrosieve
21st, desander, high/low speed centrifuge 22, mud settling tank are desilted.It is as described below that solid phase collects handling process：Outside drilling team's triangle tank
Row's mouth, installs special centrifugation and removes sand pump, this pump is automatically controlled by PLC, regularly the desilting in triangle tank is delivered to collecting tank
On vibrosieve 21 in carry out solid-liquid separation.The solid phase that three vibrosieve 21 on number tank of drilling team produces adds chute by auger
The mode of conveying enters 1# collecting tank.The bottom of 1# collecting tank fills two augers of rising as high as the banks, and the solid phase that collecting tank is collected is pushed to receive
The right-hand member of collection tank.Fill two solid phase elevator pumps and solid phase is promoted in the vibrosieve 21 on secondary separation sled in the right-hand member of tank and enter one
In the feeding warehouse of incoming plunger displacement pump after step mummification, the liquid phase in 1# collecting tank is pumped into secondary separation sled vibrosieve 21 with high bar and enters
Row solid-liquid separation.The solid phase that desanding desilter on No. two tanks of drilling team is discharged is delivered to vibrosieve 21, vibrosieve by general pump advanced in years
In the plunger displacement pump feeding warehouse that 21 solid phases isolated and liquid phase respectively enter in secondary separation sled with vibrosieve 21 below liquid phase
Temporary in storage warehouse.The centrifuge of drilling team has general pump advanced in years, and the solid phase that centrifuge is discharged is fed directly to plunger by this pump
Pump feeding warehouse or solidification sled 3.
It is furnished with high speed centrifuge on the solid-liquid separation sled 2 of secondary separation, be stored in liquid phase in sled through centrifuge
After process, it is temporarily stored in 75m3Soft pot in case reuse.The detached solid phase of centrifuge directly imports plunger displacement pump by chute and enters
In feed bin.All solid phases are pumped into solidifying sled 3 by plunger.It is also possible to be prized by collection after the mud balance of drilling team is exceeded
Vibrosieve 21 and the collaborative process of high speed centrifuge reach the reuse standard of drilling team.
Landwaste pond 6 is partitioned into 45m3One region of left and right, liner antiseepage film, form a soft pot.Drilling team cements the well
When cement pass the slurry through high bar pump, be transported to 45m3Soft pot in, to be precipitated, be cured in situ in landwaste pond 6.Solid-liquid divides
It is furnished with plunger displacement pump from sled 2, solid phase is pumped in solidification sled 3 carrying out cured through plunger.
Understand in sum：According to the difference of solid phase particles size, triangle tank also needs to change with the solid phase of vibrosieve 21
Vibrosieve 21 sieve number carries out further solid-liquid separation, and the solid phase that centrifuge and mud settling tank are gone out can be delivered directly to
Carry out cured it is also possible to convey by plunger displacement pump in solidification sled 3.Meanwhile, by multi-stage screening system, reuse to greatest extent
Mud, has reached drilling mud and the purpose of completion fluid minimizing.
Solid-liquid phase processor：Solid phase in solid-liquid separation sled 2 is divided into two parts, and one comes from vibrosieve 21, another part
Produced by high speed centrifuge.These solid phases are directly delivered to solidification sled 3 by plunger pump.Consolidating in drilling team's centrifuge and mud settling tank
Solidification sled 3 mutually can be fed directly to and carry out cured.The liquid phase that vibrosieve 21 produces first is buffered in the liquid phase of secondary separation sled
In buffering chamber, in liquid phase storehouse, agitator is installed, prevents liquid-phase precipitation.In liquid phase storehouse install liquid level sensor, reach a certain amount of after
The solution feed pump automatic of centrifuge is transported to be processed in high speed centrifuge, and the liquid phase after process can be temporarily stored in receipts
75m3Soft pot in, return drilling team's slurry tank reuse with high bar pump in good time.Drilling team changes mud or needs mud to be processed, can
75m is pumped into by high bar3Mud pit in temporary put, person is directly over entering 75m after high speed centrifuge is processed3Mud
Pond is kept in.Liquid phase drilling team after high speed centrifuge is processed can direct reuse.Solidification sled 3 is furnished with two firming agent (I type and II
Type) storage warehouse and powder metering equipment, convey the landwaste coming and enter in landwaste weighing hopper.The Main Function of this sled is by rock
Bits and firming agent, deliver after measuring respectively with feeding sequence in proportion and are sufficiently stirred for solidifying enter in solidification sled 3 blenders.Landwaste is solid
Change process after meet the requirement of environmental protection it is achieved that harmless treatment.Landwaste after cured, is transported to landwaste pond by belt feeder
6 deposit.After solidification, innoxious landwaste is made the unburned rectangular slab of stone, brick, paving stone etc. by preparing block system by solid phase, completes to provide
Specific case used herein is set forth to principle of the present utility model and embodiment, above example
Explanation be only intended to help understand method of the present utility model and its core concept.It should be pointed out that for the art
For those of ordinary skill, on the premise of without departing from this utility model principle, some changing can also be carried out to this utility model
Enter and modify, these improve and modification also falls in this utility model scope of the claims.