CN207641112U - A kind of double adjusting intelligent control type vibrating screens - Google Patents
A kind of double adjusting intelligent control type vibrating screens Download PDFInfo
- Publication number
- CN207641112U CN207641112U CN201721396931.3U CN201721396931U CN207641112U CN 207641112 U CN207641112 U CN 207641112U CN 201721396931 U CN201721396931 U CN 201721396931U CN 207641112 U CN207641112 U CN 207641112U
- Authority
- CN
- China
- Prior art keywords
- vibrating
- fixed
- screen
- motor
- box
- 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
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model is related to a kind of double adjusting intelligent control type vibrating screens.The screen box of the utility model is fixed on by fixed spring on holder, holder is fixed on the base by holder support shaft and bracket fixing plate, sump pit is fixed on the base by sump pit holder, spiral sand discharger is fixed on the pedestal of screen box outlet lower part, vibrating screen a and vibrating screen b links together two pedestals by proximate matter, vibrating motor is fixed on by high-strength bolt in fixed seat respectively, and explosion-proof control box is bolted on the side of sediment ejection trough.Advantageous effect is：Screen box area of passage is big, integrally molded to form, and through normalized treatment, service life is long；Desanding sediment outflow intelligentized control method, sieve and rubber pad skeleton are made using polymer composite, and service life is long；Vibrating screen overall structure is simple, need not especially safeguard.
Description
Technical field
The utility model is related to a kind of drilling well solid control equipment, more particularly to a kind of double adjusting intelligent control type vibrating screens.
Background technology
Vibrating screen is the key equipment of Deal With Drilling Fluid in oil exploration construction, currently, the domestic all types of vibrations used
External vibrating screen is substantially surveyed and drawn and copy to sieve.As drilling equipment the degree of automation and country are energy saving about green low-carbon
The continuous improvement of the requirement of emission reduction proposes the various performance parameters of vibrating screen new requirement.With vibrating screen, there are following
Defect：First, current Structure of Vibrating Screen is unreasonable, service life is short, and the service life of a vibrating screen is all in 5 years hereinafter, mainly sieve
Case layering structure is unreasonable, and sieve damage is fast, and some sieves can only use 2 working days, waste manpower and materials；Second is that general
Property and bad adaptability, screen box tilt adjustment and motor impulse narrow range, cause in the bottom drilling process of top, sieve blocks, row
The phenomenons such as sand efficiency is low；Third, support spring easy tos produce resonance and aging, service life is short, and individual support spring generates damping
Internal resistance is excessive, affects the power that impulses of vibration motor；Fourth, vibrating screen can not achieve automatic startup and automatic sand draining, worker's labour
Intensity is big, is rushed and is arranged using industry water, it is easy to cause the pollution of environment.
Utility model content
The purpose of this utility model provides a kind of double adjusting intelligent controls aiming at drawbacks described above of the existing technology
Type vibrating screen, it is reasonable for structure, service life is long, desanding capacity is strong, intelligentized control method, stable working.
The double adjusting intelligent control type vibrating screens of one kind that the utility model is mentioned, technical solution are：Mainly arranged by spiral
Sand device 1, position sensor 2, decelerating motor 3, pedestal 4, infrared sensor 5, bracket fixing plate 6, anti-splash element 7, fixed spring
8, screen box 9, vibrating motor I 10, hydraulic jack 11, vibrating motor II 12, motor support base 13, screen box supporting rack 14, spring fastening
15, holder support shaft 16, sump pit holder 17, sump pit 18, explosion-proof control box 19, vibrating motor III 20 form, and screen box 9 passes through
Fixed spring 8 is fixed on screen box supporting rack 14, and screen box supporting rack 14 is fixed on bottom by holder support shaft and bracket fixing plate
On seat 4, sump pit 18 is fixed on by sump pit holder 17 on pedestal 4, and screen box 9 adjusts screen box supporting rack by hydraulic jack 11
14 change with the angle of pedestal 4, screen box 9 with the change of pitch angle of screen box supporting rack 14；
Vibrating screen a and vibrating screen b links together two pedestals by proximate matter, vibrating motor I 10 and vibrating motor II 12
It is separately fixed on motor support base 13, explosion-proof control box 19 is fixed on the side of sump pit 18, and the drilling fluid returned out in pit shaft is logical
Sump pit is crossed to enter in two groups of vibrating screens；Spiral sand discharger 1 is fixed on screen box 9 and exports on the pedestal of lower part, position sensor 2
On the babinet of spiral sand discharger 1, when landwaste reaches setting quantity, position sensor 2 sends signal, automatically controls and is
System control decelerating motor 3 rotates, and the landwaste of the bottom of box is discharged.
Preferably, vibrating screen a includes screen box 9, sieve 9.1, sieve fixed frame 9.2, rubber pad 9.3, the first connecting plate
9.4, crossbeam 9.5, screen box lacing wire 9.6, screen box frame 9.7, screen box 9 are welded with steel plate and proximate matter, and sieve fixed frame 9.2 welds
It is connected on the bottom of screen box 9,9.2 top of sieve fixed frame studs with rubber pad 9.3, and sieve 9.1 is pressed in rubber pad 9.3 by pressing plate
On, so that rubber pad 9.3 is uniformly contacted with sieve 9.1；Crossbeam 9.5 is welded to connect by connecting plate and proximate matter on the top of screen box,
Weld the first connecting plate 9.4 and main motor fixed seat 12.1 in the middle part of crossbeam.
Preferably, above-mentioned vibrating motor I 10 and vibrating motor II 12 are fixed in main motor fixed seat 12.1, and use is high-strength
Degree bolt is fixed, and vibrating motor III 20 is fixed on by stand-by motor fixed seat 20.1 on crossbeam 9.5.
Preferably, vibrating motor I 10 and vibrating motor II 12 are main motor, so that screen box 9 is formed inclined straight-line oscillation, shake
Dynamic motor III 20 is mounted on vibrating screen b, and it is inclined ellipse track, such two groups of vibrating screen a so that the screen box 9 of vibrating screen b is vibrated
3 kinds, which can be formed, with vibrating screen b removes sand model.
Preferably, spiral sand discharger 1 include rotation spiral 1.1, rotary shaft 1.2, bearing block assembly 1.3, shaft coupling 1.4,
Motor fixing seat 1.5, sand removing hole 1.6, decelerating motor 3, rotation spiral 1.1, rotary shaft 1.2 are fixed by bearing block assembly 1.3
On the babinet of spiral sand discharger 1, decelerating motor 3 is connected by motor fixing seat 1.5 and shaft coupling 1.4 with rotary shaft 1.2, is subtracted
After speed motor 3 rotates, drives rotary shaft 1.2, rotation spiral 1.1 to rotate, the landwaste of the bottom of box is shifted onto at sand removing hole 1.6 and is arranged
Go out.
Preferably, above-mentioned fixed spring 8 has spring lower seat 8.1, high elastic rubber 8.2, the second connecting plate 8.3, rectangular
Axis 8.4, spring box 8.5, the spring seat of honour 8.6 form, and high elastic rubber 8.2 is triangular platform structure, polylith high elastic rubber edge
Embedded in the quadrangle of spring box 8.5,8.5 middle part of spring box is made to form truncated rectangular pyramids space structure；Square shaft 8.4 is truncated rectangular pyramids knot
Structure, four sides are connected with high elastic rubber 8.2, and two top surfaces are linked together by the second connecting plate 8.3, with the spring seat of honour 8.6 and
Spring lower seat 8.1 forms fixed spring 8.
Preferably, above-mentioned high elastic rubber 8.2 is equipped with 16 pieces altogether, every four pieces four skies for being mounted on spring box 8.5
Four angles of chamber, intermediate filled by square shaft 8.4 are combined.
Preferably, the sump pit 18 of above-mentioned vibrating screen is welded with steel plate, and top is equipped with explosion-proof control box 19, passes
Sensor is popped one's head in and baffle, and control drilling fluid has respectively entered in vibrating screen a and vibrating screen b screen boxs.
The utility model has the beneficial effects that：The screen box area of passage of the utility model is big, integrally molded to form, through normalizing
Processing, service life are long；Desanding sediment outflow intelligentized control method, sieve and rubber pad skeleton are made using polymer composite, are made
Use long lifespan；Vibrating screen overall structure is simple, need not especially safeguard, it is reasonable for structure, service life is long, desanding capacity is strong,
Intelligentized control method, stable working.
Description of the drawings
Attached drawing 1 is the main view schematic diagram of the utility model；
Attached drawing 2 is the vibrating screen a main sectional view structural schematic diagrams of the utility model；
Attached drawing 3 is the vertical view figure structure schematic representation of the utility model；
Attached drawing 4 is the sand discharger partial structural diagram of the utility model；
Attached drawing 5 is the support spring partial structural diagram of the utility model；
Attached drawing 6 is the vibrating screen b vibrating motor partial structural diagrams of the utility model.
In upper figure：Spiral sand discharger 1, position sensor 2, decelerating motor 3, pedestal 4, infrared sensor 5, bracket fixing plate
6, anti-splash element 7, fixed spring 8, screen box 9, vibrating motor I 10, hydraulic jack 11, vibrating motor II 12, motor support base 13, sieve
Case supporting rack 14, spring fastening 15, holder support shaft 16, sump pit holder 17, sump pit 18, explosion-proof control box 19, vibration electricity
Machine III 20, sieve 9.1, sieve fixed frame 9.2, rubber pad 9.3, the first connecting plate 9.4, crossbeam 9.5, screen box lacing wire 9.6, screen box
Frame 9.7, rotation spiral 1.1, rotary shaft 1.2, bearing block assembly 1.3, shaft coupling 1.4, motor fixing seat 1.5, spring lower seat
8.1, rubber spring 8.2, the second connecting plate 8.3, square shaft 8.4, spring box 8.5, the spring seat of honour 8.6, main motor fixed seat
12.1, stand-by motor fixed seat 20.1.
Specific implementation mode
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
The double adjusting intelligent control type vibrating screens of one kind that the utility model is mentioned, mainly by spiral sand discharger 1, position sensing
Device 2, decelerating motor 3, pedestal 4, infrared sensor 5, bracket fixing plate 6, anti-splash element 7, fixed spring 8, screen box 9, vibration electricity
Machine I 10, hydraulic jack 11, vibrating motor II 12, motor support base 13, screen box supporting rack 14, spring fastening 15, holder support shaft
16, sump pit holder 17, sump pit 18, explosion-proof control box 19, vibrating motor III 20, sieve 9.1, sieve fixed frame 9.2, rubber
Pad 9.3, the first connecting plate 9.4, crossbeam 9.5, screen box lacing wire 9.6, screen box frame, rotation spiral 1.1, rotary shaft 1.2, bearing block
Component 1.3, shaft coupling 1.4, motor fixing seat 1.5, spring lower seat 8.1, rubber spring 8.2, the second connecting plate 8.3, square shaft
8.4, the compositions such as spring box 8.5, the spring seat of honour 8.6, main motor fixed seat 12.1, stand-by motor fixed seat 20.1.Vibrating screen
Sump pit 18 is welded with steel plate, and top is equipped with explosion-proof control box 19, sensor probe, baffle, the control drilling well of baffle
Liquid has respectively entered in vibrating screen a and vibrating screen b screen boxs.
Screen box has screen box frame 9.7, sieve fixed frame 9.2, rubber pad 9.3, sieve 9.1, crossbeam 9.5, the first connecting plate
9.4, the compositions such as screen box connecting tube 9.6.Screen box 9 is welded with steel plate and proximate matter, eliminates stress after being soldered, normalized treatment, with
Ensure the intensity and service life of screen box 9.Sieve fixed frame 9.2 is welded on the bottom of screen box 9,9.2 top of sieve fixed frame edge
There are rubber pad 9.3, sieve 9.1 to be pressed on rubber pad 9.3 by pressing plate, so that rubber pad 9.3 is uniformly contacted with sieve 9.1, both rose
To sealing function, and play cushioning effect.Crossbeam 9.5 is welded to connect by connecting plate and proximate matter on the top of screen box, crossbeam
The first connecting plate 9.4 is welded at middle part and main motor fixed seat 12.1, vibrating motor I and vibrating motor II are fixed on main motor and fix
On seat 12.1, fixed with high-strength bolt, vibrating motor III 20 is fixed on by stand-by motor fixed seat 20.1 on crossbeam 9.5.
Vibrating motor I 10 and vibrating motor II 12 are main motor, and screen box 9 is made to form inclined straight-line oscillation, III 20 dresses of vibrating motor
On vibrating screen b, it is inclined ellipse track so that the screen box 9 of vibrating screen b is vibrated, and such two groups of vibrating screen a and vibrating screen b can be formed
3 kinds are removed sand model.
Screen box 9 is fixed on by four fixed springs 8 on screen box supporting rack 14, and screen box supporting rack 14 is solid by fixed plate 6
It is scheduled on vibrating screen pedestal 4.Screen box supporting rack 14 is welded using square tube, and one end is welded with shaft, and one end is welded with fixed otic placode,
Middle part is connected with hydraulic jack 11, the angle of screen box supporting rack 14 and pedestal 4 is adjusted by hydraulic jack 11, screen box 9 is with sieve
The change of pitch angle of case supporting rack 14 and change, reach control landwaste sand discharge speed.
Above-mentioned spiral sand discharger 1 has rotation spiral 1.1, rotary shaft 1.2, bearing block group 1.3, terminal pad 1.4, motor solid
The compositions such as reservation 1.5, sand removing hole 1.6, decelerating motor 3.Spiral sand discharger 1 is mounted on the lower part that screen box 9 exports, and is fixed on pedestal
On 4.Rotation spiral 1.1, rotary shaft 1.2 are fixed on by bearing block assembly 1.3 on the babinet of spiral sand discharger 1, decelerating motor 3
It is connected with rotary shaft 1.2 by motor fixing seat 1.5 and shaft coupling 1.4, position sensor 2 is mounted on the case of spiral sand discharger 1
On body, when landwaste reaches certain amount, position sensor 2 sends signal, and automatic control system controls decelerating motor 3 and rotates,
It drives rotary shaft 1.2, rotation spiral 1.1 to rotate, the landwaste of the bottom of box is shifted onto at sand removing hole 1.6 and is discharged.
Above-mentioned fixed spring 8 has spring lower seat 8.1, high elastic rubber 8.2, the second connecting plate 8.3, square shaft 8.4, bullet
The compositions such as spring box 8.5, the spring seat of honour 8.6.High elastic rubber 8.2 is triangular platform structure, and 16 blocks of high elastic rubbers are embedded in bullet
The quadrangle of spring box 8.5 makes 8.5 middle part of spring box form truncated rectangular pyramids space structure.Square shaft 8.4 be truncated rectangular pyramids structure, four
Side is connected with high elastic rubber 8.2, and two top surfaces are linked together by the second connecting plate 8.3, and under the spring seat of honour 8.6 and spring
Seat 8.1 forms fixed spring 8.The structure spring is good, damping is small, does not allow to be also easy to produce resonance, and high elastic rubber is solely subjected to squeeze
Pressure, service life are long.
Above-mentioned explosion-proof control box 19 is equipped with the automatically controlled circuits such as A.C. contactor, PLC automatic control system, terminal box,
Control entire sieve start automatically, automatically switch, automatic sand draining, leakage-current alarm, fault alarm, to realize that vibrating screen is controlled automatically
System.
A kind of double application methods for adjusting intelligent control type vibrating screen that the utility model is mentioned, include the following steps：
（1）The drilling fluid returned out out of pit shaft is entered by sump pit 18 in two groups of vibrating screens, and control system passes through biography
Sensor is popped one's head in and baffle, and control drilling fluid has respectively entered in vibrating screen a and vibrating screen b screen boxs, and is started according to drilling well liquid measure
Corresponding two groups of vibrating screens；
（2）Vibrating screen a is linear vibrating screen, and vibrating screen b is compound vibrating screen, and system can be according to drilling well liquid measure and containing sand
Amount automatically controls two groups of vibrating screen operating modes, makes two vibrating screen balanced operations；
（3）Drilling fluid liquid is leaked by the sieve of vibrating screen a and vibrating screen b in following circulating tank, in drilling fluid
Landwaste is then discharged to by vibrating screen in automatic sand discharging slot；
（4）The landwaste for being discharged to automatic sand discharging slot is excluded landwaste from sand removing hole by spiral sand discharger；
（5）The landwaste of exclusion recycles, and concentrates harmless treatment.
The above is only the part preferred embodiment of the utility model, any technical person familiar with the field
Equivalent technical solution can be changed or be revised as using the technical solution of above-mentioned elaboration.Therefore, new according to this practicality
Any simple modification or substitute equivalents that the technical solution of type is carried out belong to the greatest extent the range of the requires of the utility model protection.
Claims (8)
1. a kind of double adjusting intelligent control type vibrating screens, it is characterized in that：Mainly by spiral sand discharger（1）, position sensor（2）、
Decelerating motor（3）, pedestal（4）, infrared sensor（5）, bracket fixing plate（6）, anti-splash element（7）, fixed spring（8）, screen box
（9）, vibrating motor I（10）, hydraulic jack（11）, vibrating motor II（12）, motor support base（13）, screen box supporting rack（14）, bullet
Spring bearing（15）, holder support shaft（16）, sump pit holder（17）, sump pit（18）, explosion-proof control box（19）, vibrating motor III
（20）Composition, screen box（9）Pass through fixed spring（8）It is fixed on screen box supporting rack（14）On, screen box supporting rack（14）Pass through holder
Support shaft and bracket fixing plate are fixed on pedestal（4）On, sump pit（18）Pass through sump pit holder（17）It is fixed on pedestal（4）
On, screen box（9）Pass through hydraulic jack（11）Adjust screen box supporting rack（14）With pedestal（4）Angle, screen box（9）With screen box branch
Support（14）Change of pitch angle and change；
Vibrating screen（a）And vibrating screen（b）Two pedestals are linked together by proximate matter, vibrating motor I（10）With vibrating motor II
（12）It is separately fixed at motor support base（13）On, explosion-proof control box（19）It is fixed on sump pit（18）Side, return out in pit shaft
Drilling fluid entered in two groups of vibrating screens by sump pit；Spiral sand discharger（1）It is fixed on screen box（9）Export the pedestal of lower part
On, position sensor（2）Mounted on spiral sand discharger（1）Babinet on, when landwaste reach setting quantity when, position sensor
（2）Signal is sent, automatic control system controls decelerating motor（3）The landwaste of the bottom of box is discharged in rotation.
2. double adjusting intelligent control type vibrating screens according to claim 1, it is characterized in that：Vibrating screen（a）Including screen box
（9）, sieve（9.1）, sieve fixed frame（9.2）, rubber pad（9.3）, the first connecting plate（9.4）, crossbeam（9.5）, screen box lacing wire
（9.6）, screen box frame（9.7）, screen box（9）It is welded with steel plate and proximate matter, sieve fixed frame（9.2）It is welded on screen box（9）
Bottom, sieve fixed frame（9.2）Top studs with rubber pad（9.3）, sieve（9.1）It is pressed in rubber pad by pressing plate（9.3）On,
Make rubber pad（9.3）With sieve（9.1）Uniformly contact；Crossbeam（9.5）It is welded to connect in the upper of screen box by connecting plate and proximate matter
Weld the first connecting plate in the middle part in portion, crossbeam（9.4）With main motor fixed seat（12.1）.
3. double adjusting intelligent control type vibrating screens according to claim 2, it is characterized in that：The vibrating motor I（10）
With vibrating motor II（12）It is fixed on main motor fixed seat（12.1）On, it is fixed with high-strength bolt, vibrating motor III（20）It is logical
Cross stand-by motor fixed seat（20.1）It is fixed on crossbeam（9.5）On.
4. double adjusting intelligent control type vibrating screens according to claim 3, it is characterized in that：Vibrating motor I（10）And vibration
Motor II（12）For main motor, make screen box（9）Form inclined straight-line oscillation, vibrating motor III（20）Mounted on vibrating screen（b）
On, make vibrating screen（b）Screen box（9）Vibration is inclined ellipse track, such two groups of vibrating screens（a）And vibrating screen（b）3 can be formed
Kind removes sand model.
5. double adjusting intelligent control type vibrating screens according to claim 1, it is characterized in that：Spiral sand discharger（1）Including rotation
Turn spiral（1.1）, rotary shaft（1.2）, bearing block assembly（1.3）, shaft coupling（1.4）, motor fixing seat（1.5）, sand removing hole
（1.6）, decelerating motor（3）, rotate spiral（1.1）, rotary shaft（1.2）Pass through bearing block assembly（1.3）It is fixed on spiral sediment outflow
Device（1）Babinet on, decelerating motor（3）Pass through motor fixing seat（1.5）And shaft coupling（1.4）With rotary shaft（1.2）It is connected, subtracts
Speed motor（3）After rotation, rotary shaft is driven（1.2）, rotation spiral（1.1）The landwaste of the bottom of box, is shifted onto sand removing hole by rotation
（1.6）Place's discharge.
6. double adjusting intelligent control type vibrating screens according to claim 1, it is characterized in that：The fixed spring（8）Have
Spring lower seat（8.1）, high elastic rubber（8.2）, the second connecting plate（8.3）, square shaft（8.4）, spring box（8.5）, spring
The seat of honour（8.6）Composition, high elastic rubber（8.2）For triangular platform structure, polylith high elastic rubber is embedded in spring box（8.5）'s
Quadrangle makes spring box（8.5）Middle part forms truncated rectangular pyramids space structure；Square shaft（8.4）For truncated rectangular pyramids structure, four sides with it is high-elastic
Property rubber（8.2）It is connected, two top surfaces pass through the second connecting plate（8.3）It links together, with the spring seat of honour（8.6）And spring lower seat
（8.1）Form fixed spring（8）.
7. double adjusting intelligent control type vibrating screens according to claim 6, it is characterized in that：The high elastic rubber
（8.2）It is equipped with 16 pieces altogether, every four pieces are mounted on spring box（8.5）Four cavitys four angles, centre passes through square shaft
（8.4）Filling combination.
8. double adjusting intelligent control type vibrating screens according to claim 1, it is characterized in that：The sump pit of the vibrating screen
（18）It is welded with steel plate, top is equipped with explosion-proof control box（19）, sensor probe and baffle, control drilling fluid respectively into
Enter to vibrating screen（a）And vibrating screen（b）In screen box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721396931.3U CN207641112U (en) | 2017-10-27 | 2017-10-27 | A kind of double adjusting intelligent control type vibrating screens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721396931.3U CN207641112U (en) | 2017-10-27 | 2017-10-27 | A kind of double adjusting intelligent control type vibrating screens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207641112U true CN207641112U (en) | 2018-07-24 |
Family
ID=62884663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721396931.3U Active CN207641112U (en) | 2017-10-27 | 2017-10-27 | A kind of double adjusting intelligent control type vibrating screens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207641112U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107812411A (en) * | 2017-10-27 | 2018-03-20 | 中石化石油工程技术服务有限公司 | A kind of double regulation intelligent control type vibratory sieves and method |
-
2017
- 2017-10-27 CN CN201721396931.3U patent/CN207641112U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107812411A (en) * | 2017-10-27 | 2018-03-20 | 中石化石油工程技术服务有限公司 | A kind of double regulation intelligent control type vibratory sieves and method |
| CN107812411B (en) * | 2017-10-27 | 2023-09-12 | 中石化石油工程技术服务有限公司 | Double-adjustment intelligent control type vibrating screen and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209114458U (en) | Ramming machine | |
| CN207641112U (en) | A kind of double adjusting intelligent control type vibrating screens | |
| CN107812411A (en) | A kind of double regulation intelligent control type vibratory sieves and method | |
| CN114993654A (en) | Drilling method shaft hobbing cutter rock breaking and slag discharging efficiency influence factor research test system | |
| CN203253523U (en) | Soil wet method vibration screening device | |
| CN209502418U (en) | A kind of tealeaves cleaning device | |
| CN111992330A (en) | Port sea sand processing technology | |
| CN207347150U (en) | Produce the packaging facilities of concrete waterproofer | |
| CN209613511U (en) | A kind of low-noise vibration screen for screening of aggregate | |
| CN206437956U (en) | Catering waste water treatment equipment | |
| CN213051055U (en) | Coarse slime sorting machine | |
| CN206609737U (en) | Silt tester for testing scouring wear | |
| CN220143985U (en) | Sand and stone separator | |
| CN206280143U (en) | A kind of high-power diesel generating set | |
| CN115621000A (en) | Method for replacing natural ester insulating oil of mineral oil transformer | |
| CN209680283U (en) | A kind of inorganic agent sowing apparatus for sewage treatment | |
| CN211473489U (en) | Concrete gap grouting device | |
| CN206492250U (en) | Intelligence oil collection device | |
| CN106438030A (en) | Large-power diesel power generator set | |
| CN201346422Y (en) | Novel high-frequency dewatering screen | |
| CN216811615U (en) | Mud cleaner | |
| CN221762040U (en) | Diesel engine oil pan | |
| CN221626847U (en) | Bridge pier shaft concrete column health preserving device | |
| CN219251802U (en) | Commercial kitchen oil-water separation equipment | |
| CN209531400U (en) | A kind of screening plant for coal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |