CN210003226U - novel magnetic separation system capable of being automatically adjusted - Google Patents
novel magnetic separation system capable of being automatically adjusted Download PDFInfo
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- CN210003226U CN210003226U CN201920703357.4U CN201920703357U CN210003226U CN 210003226 U CN210003226 U CN 210003226U CN 201920703357 U CN201920703357 U CN 201920703357U CN 210003226 U CN210003226 U CN 210003226U
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Abstract
The utility model discloses a novel magnetic separation piece-rate system that can automize and adjust, it belongs to oil drilling technical field, the utility model discloses a pay-off pipeline, magnet separator, dynamic reposition of redundant personnel mechanism, magnetic flux dynamic adjustment mechanism and controller, dynamic reposition of redundant personnel mechanism include filter equipment, liquid level monitoring subassembly and circulation jar, pay-off pipeline and filter equipment intercommunication, filter equipment communicate respectively to magnet separator and circulation jar for the intact particle that will filter respectively and obtain is sent into the magnet separator in order to retrieve, and sends broken particle, partial drilling fluid into the circulation jar in order to recycle, be equipped with the choke valve between filter equipment and the magnet separator, the beneficial effects of the utility model are that, can come from adaptation dynamic adjustment feeding volume and magnetic flux based on the handling capacity, satisfy the magnetic separation demand of operating modes such as different intervals, discharge capacity, particle concentration in order to reach optimum work efficiency to ensure steady operation, improved economic benefits, and strengthened magnetic separation piece-rate system suitability.
Description
Technical Field
The utility model belongs to the technical field of the oil drilling technique and specifically relates to a but automatic novel magnetic separation piece-rate system who adjusts that relate to.
Background
The particle impact drilling technology is applied based on a particle impact drilling system, wherein the particle impact drilling system mainly comprises a particle injection system and a particle separation system, wherein the particle separation system is used for separating particles from mixed slurry such as particles, drilling fluid and rock debris returned from a well bottom and injecting the particles into the well bottom again, so that the particle utilization rate is improved, and the cyclic utilization is realized.
At present, the particle separation and recovery modes mainly comprise vibration type recovery mode, wherein a single-stage or multi-stage vibrating screen is used for separating mixed slurry of particles, drilling fluid, rock debris and the like, the mode is simple to realize, but the particles cannot be separated from the rock debris with the same size, and the rock breaking efficiency of particle drilling can be influenced after long-term application, and the second mode is magnetic separation type recovery mode, the mixed slurry of the particles, the drilling fluid, the rock debris and the like is separated and recovered through a magnetic component by utilizing the characteristic that steel ball particles can be magnetically separated.
Factors influencing the magnetic separation effect of the magnetic separator comprise the flow rate and the concentration of the fed mixed slurry, for example, when the concentration of the mixed slurry is too high, the viscosity of the mixed slurry is increased, the fluidity of the mixed slurry is correspondingly reduced, the mixed slurry enters a magnetic separator cavity too much to increase the load of the magnetic separator, the magnetic flux of the existing magnetic separator is selected fixedly, and if the magnetic flux of the selected fixedly is too small, the magnetic separation effect cannot be achieved. In an actual drilling site, the formula of the drilling fluid needs to be adjusted in real time in order to adapt to different stratum conditions, and the mixed slurry returned from the well is mixed with mud scraps, mineral products and the like in different intervals, so that the density, viscosity, flowability and other characteristics of the mixed slurry are variable, while the magnetic flux of the existing magnetic separation equipment is selected fixedly, cannot adapt to the characteristic change of the mixed slurry and even exceeds the working load of a magnetic separator, cannot meet the processing requirement of particle separation, has poor particle recovery effect, causes waste and increases the cost; after the particles are recycled, the quality of the particle impact drilling ruler is reduced due to the reduction of the proportion of the intact particles, and the working efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
() technical object
The not enough to above-mentioned prior art, the utility model provides a novel magnetic separation piece-rate system that can automize and adjust aims at realizing the adjustable of magnetic separation piece-rate system's feeding handling capacity and magnetic separation magnetic flux, satisfies the magnetic separation demand of different interval operating mode in the pit, has optimized magnetic separation piece-rate system's work efficiency, has promoted its suitability and economic nature.
(II) technical scheme
In order to achieve the above purpose, the utility model adopts the following technical scheme:
novel magnetic separation system capable of being automatically adjusted, which comprises a feeding pipeline and a magnetic separator, wherein the feeding pipeline is communicated with the magnetic separator, the magnetic separator comprises a rack, a magnetic separation groove body, a magnetic separation barrel, a feeding box and a discharging box, the magnetic separation groove body is arranged on the rack, the magnetic separation barrel is arranged in the magnetic separation groove body and is used for carrying out magnetic separation treatment on mixed slurry, the feeding box and the discharging box are arranged on the rack and are arranged on two sides of the magnetic separation groove body, the feeding box is communicated with the magnetic separation groove body to convey the mixed slurry into the magnetic separation groove body, and the discharging box is used for receiving particles carried out by the magnetic separation barrel.
The novel magnetic separation system capable of being automatically adjusted further comprises a dynamic shunt mechanism, a magnetic flux dynamic adjusting mechanism and a controller; the dynamic flow dividing mechanism comprises a filtering device, a liquid level monitoring assembly and a circulating tank, the feeding pipeline is communicated with the filtering device, the filtering device is respectively communicated with the magnetic separator and the circulating tank and is used for respectively sending the intact particles obtained by filtering into the magnetic separator for recycling, and sending the broken particles and part of drilling fluid into the circulating tank for recycling; and a throttle valve is arranged between the filtering device and the circulating tank.
The liquid level monitoring subassembly with magnetic flux dynamic adjustment mechanism all locates the magnet separator, the controller respectively with the liquid level monitoring subassembly throttle valve and magnetic flux dynamic adjustment mechanism electricity are connected in order to realize the signal interaction, and the liquid level monitoring subassembly is used for monitoring liquid level in the magnetic separation cell body, the throttle valve are used for controlling the flow that gets into the magnet separator, and magnetic flux dynamic adjustment mechanism is used for monitoring the rotation condition of magnetic separation section of thick bamboo and the particle surplus in the magnetic separation cell body, the controller is used for adjusting the aperture of throttle valve according to liquid level signal with the mixed thick liquids flow that control gets into the magnetic separation cell body to and be used for controlling the magnetic flux size of magnetic separation section of thick bamboo in order to keep matchinging.
The flow control device comprises a throttling valve, a filtering device, a feeding pipeline, a filtering device, a control device and a control device, wherein the throttling valve can control the flow of mixed slurry entering the magnetic separator, specifically, the flow control device changes the flow of the split stream of the mixed slurry entering the filtering device in the feeding pipeline by controlling and adjusting the opening of the throttling valve, so that the flux of the mixed slurry entering the magnetic separator is indirectly changed, the phenomenon that the flow exceeds the load of the magnetic separator due to overlarge flow is avoided, the magnetic separator is damaged, and the phenomenon that the flow is too small and the. Of course, the adjustment of the throttle valve needs to be combined with the magnetic separation working condition in the magnetic separator. Therefore, the utility model discloses can ensure that the liquid level is in safety range all the time in the magnet separator, both protect the magnet separator and optimize the magnetic separation throughput again.
Carry out real-time supervision to the mixed thick liquids liquid level of magnetic separation cell body by the liquid level monitoring subassembly, calculate and judge whether its liquid level has reached predetermined height threshold value, reach then the aperture of control regulation choke valve, carry out the adaptability to the flow that gets into the magnet separator and adjust to the mixed thick liquids that keeps in the magnetic separation cell body is in suitable safety range.
The magnetic flux dynamic adjusting mechanism adjusts the magnetic flux of the magnetic separation barrel to coordinate the matching of the magnetic field strength and the amount of the residual particles entering the magnetic separation groove body, specifically, the magnetic field strength is increased when the residual amount of the particles is too large, and the magnetic field strength is reduced or unchanged when the residual amount of the particles is smaller. It should be noted that, because the characteristics of concentration, density, fluidity and the like in the mixed slurry are variable, while the magnetic separation cylinder of the existing magnetic separator has more magnetic flux in solid separation, even if the magnetic separation cylinder is divided, the magnetic system magnetic flux in each area is in solid separation, and the magnetic separation cylinder cannot be suitable for the treatment of the mixed slurry with different particle ratios; when the particles in the mixed slurry are too few, the working efficiency of the magnetic separation cylinder is too large and exceeds the magnetic field intensity required by the particles in the mixed slurry, so that the waste of the magnetic separation efficiency is caused; when the particles in the mixed slurry are too many, the working efficiency of the magnetic separation barrel cannot meet the requirement of magnetic separation, all the particles cannot be separated, and the particles which are not separated and magnetically separated are accumulated in the magnetic separation groove body, so that a drilling fluid discharge pipeline can be blocked, and even the magnetic separation barrel is blocked, and the magnetic separation work of the whole system is influenced.
In the magnetic separator, the magnetic force is generated by the magnetic separation means in the energized state based on the principle of electromagnetic induction, and the magnitude of the generated magnetic field or the magnitude of the magnetic force is determined by the magnitude of the current.
step by step, the liquid level monitoring subassembly includes level sensor, and level sensor locates the magnetic separation cell body for the liquid level in the real-time supervision magnetic separation cell body, level sensor with the controller electricity is connected in order to realize the signal interaction.
step by step, the liquid level monitoring subassembly includes the high switch of liquid level and the low switch of liquid level, and the high switch of liquid level and the low switch of liquid level all locate the magnetic separation cell body, the position of the high switch of liquid level is higher than the low switch of liquid level, the high switch of liquid level, the low switch of liquid level are used for realizing respectively presetting the warning of height liquid level threshold value, the high switch of liquid level, the low switch of liquid level all with the realization signal is connected in order to realize the signal interaction.
, a plurality of magnetic separation units for adjusting magnetic flux based on electromagnetic induction are arranged on the periphery of the magnetic separation drum, and the magnetic separation units are electrically connected with the controller to realize signal interaction.
Further , the magnetic flux dynamic adjusting mechanism comprises a magnetic separation proximity switch and a demagnetizing proximity switch, the magnetic separation proximity switch is arranged on the periphery of the lower portion of the magnetic separation cylinder and close to the side of the discharge box , the magnetic separation proximity switch is located at the opening of the top of the magnetic separation groove body, the demagnetizing proximity switch is located on the periphery of the upper portion of the magnetic separation cylinder and close to the side of the discharge box , and the magnetic separation proximity switch and the demagnetizing proximity switch are electrically connected with the controller to achieve signal interaction.
All be equipped with the recognizer in the magnetic separation unit, the recognizer with the controller electricity is connected in order to realize signal interaction, and the recognizer is used for distinguishing different magnetic separation units, makes things convenient for the magnetic flux of the accurate regulation and control corresponding magnetic separation unit of controller.
Further step, the magnetic flux dynamic adjustment mechanism includes the monitoring camera, the monitoring camera with the controller electricity is connected in order to realize the signal interaction, the monitoring camera towards the magnetic separation cell body with particle between the magnetic separation section of thick bamboo for the surplus of monitoring particle is with feeding back to the controller.
And , a scraper is abutted to the magnetic separation cylinder and is close to the discharge box and positioned on the upper side of the discharge box, and the scraper is used for scraping particles which are not demagnetized so as to enter the discharge box.
, a liquid level meter is led out from the magnetic separator for displaying the liquid level in the magnetic separation tank.
, the discharging box is provided with a vibrator for vibrating the discharging box to discharge the particles from the discharging box smoothly.
(III) advantageous effects
Compared with the prior art, the beneficial effects of the utility model reside in that:
the existing magnetic separation system has no regulation mechanism for the flow of the mixed slurry, and is easy to exceed the working load of the magnetic separator to cause damage to the magnetic separator; secondly, the magnetic flux is selected fixedly, the working efficiency of the magnetic separator is difficult to accurately match with the characteristic change of the mixed slurry, or exceeds the load of the magnetic separator or the magnetic separator cannot achieve the magnetic separation effect; the utility model discloses can satisfy the magnetic separation demand of operating modes such as different intervals, discharge capacity, particle concentration in order to reach optimum work efficiency based on handling capacity self-adaptation dynamic adjustment feeding volume and magnetic flux to ensure steady operation, improved economic benefits, and strengthened the magnetic separation piece-rate system suitability.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the magnetic separator of the present invention;
FIG. 3 is a side view of the magnetic separator of the present invention;
FIG. 4 is a functional block diagram of the present invention;
description of reference numerals: 1-a feeding pipeline; 2-a filtration device; 3-a throttle valve; 4-a magnetic separator; 41-magnetic separation cylinder; 411-a magnetic separation unit; 412-a recognizer; 42-a vibrator; 43-a discharge box; 44-magnetic separation trough body; 45-a frame; 46-a feed box; 47-a speed reducer; 48-a motor; 49-scraper means; 51-a liquid level sensor; 52-liquid level high switch; 53-liquid level low switch; 61-magnetic separation proximity switch; 62-a demagnetizing proximity switch; 63-monitoring camera; 7-a circulation tank; 8-a liquid level meter.
Detailed Description
To further clarify the objects, features and advantages of embodiments of the present invention, a more complete description of embodiments of the present invention is now provided by reference to the drawings which form a part hereof, and it is to be understood that there is described herein a partial embodiment of rather than a complete embodiment thereof.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once a item is defined in figures, it need not be further defined and explained by in subsequent figures.
In the description of the present invention, it is further noted that unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are intended to be , and for example, may be fixedly connected or detachably connected or physically connected, directly connected or indirectly connected through an intermediary, and communicating between two elements.
Referring to fig. 1-4, the present invention provides a preferred embodiment of novel magnetic separation systems capable of automatic adjustment.
As shown in fig. 1-3, the utility model provides an novel magnetic separation system that can automize and adjust, it includes feeding line 1 and magnet separator 4, feeding line 1 and magnet separator 4 intercommunication, magnet separator 4 is including frame 45, magnetic separation cell body 44, magnetic separation section of thick bamboo 41, feeding box 46 and ejection of compact case 43, magnetic separation cell body 44 is located frame 45, magnetic separation section of thick bamboo 41 is located magnetic separation cell body 44, be used for carrying out the magnetic separation processing to mixed thick liquids, feeding box 46 and ejection of compact case 43 are located frame 45 and are located the both sides of magnetic separation cell body 44, feeding box 46 and magnetic separation cell body 44 intercommunication are in order to carry mixed thick liquids in the magnetic separation cell body 44, ejection of compact case 43 is used for receiving the particle that is taken out by magnetic separation section of thick bamboo 41, on frame 45, still be equipped with speed reducer 47 and motor 48, it links with magnetic separation section of thick bamboo 41 each other, drive magnetic separation section of thick.
Please refer to fig. 1 and fig. 4, further comprising a dynamic shunt mechanism, a dynamic flux adjustment mechanism and a controller; the dynamic flow dividing mechanism comprises a filtering device 2, a liquid level monitoring assembly and a circulating tank 7, the feeding pipeline 1 is communicated with the filtering device 2, the filtering device 2 is communicated to the magnetic separator 4 and the circulating tank 7 respectively and is used for sending the intact particles obtained by filtering into the magnetic separator 4 for recycling, and sending the broken particles and part of drilling fluid into the circulating tank 7 for recycling; a throttle valve 3 is arranged between the filtering device 2 and the circulating tank 7. In this embodiment, the filter device 2 is preferably a vibrating screen having a diameter of 80% of the particle diameter and a vibration frequency of not less than 50 HZ. Of course, other devices may be used for the filter device 2.
Liquid level monitoring subassembly with magnetic flux dynamic adjustment mechanism all locates magnet separator 4, the controller respectively with the liquid level monitoring subassembly throttle valve 3 and magnetic flux dynamic adjustment mechanism electricity are connected in order to realize the signal interaction, and the liquid level monitoring subassembly is used for monitoring liquid level in the magnetic separation cell body 44, throttle valve 3 are used for controlling the flow that gets into magnet separator 4, and magnetic flux dynamic adjustment mechanism is used for monitoring the particle surplus in the rotation condition and the magnetic separation cell body 44 of magnetic separation section of thick bamboo 41, the controller is used for adjusting the aperture of throttle valve 3 according to liquid level signal in order to control the mixed thick liquids flow that gets into magnetic separation cell body 44 to and be used for controlling the magnetic flux size of magnetic separation section of thick bamboo 41 in order to keep matching with the particle surplus.
The throttle valve 3 can control the flow of the mixed slurry entering the magnetic separator 4, specifically, the flux of the stream distribution management of the mixed slurry entering the filtering device 2 in the feeding pipeline 1 is changed by controlling and adjusting the opening of the throttle valve 3, so that the flux of the mixed slurry entering the magnetic separator 4 is indirectly changed, the load of the magnetic separator 4 due to overlarge flow is avoided, the damage to the magnetic separator 4 is avoided, the effective working capacity of the magnetic separator 4 due to too small flow is also avoided, and the working efficiency is too low. Of course, the adjustment of the throttle valve 3 needs to be combined with the magnetic separation operation in the magnetic separator 4. Therefore, the utility model discloses can ensure that the liquid level is in safety range all the time in the magnet separator 4, both protected magnet separator 4 and optimized the magnetic separation throughput again.
Carry out real-time supervision by the mixed thick liquids liquid level of liquid level monitoring subassembly in to magnetic separation cell body 44, calculate and judge whether its liquid level has reached predetermined height threshold value, reach then the aperture of control regulation choke valve 3, carry out the adaptability to the flow that gets into magnet separator 4 and adjust, specifically, reach high liquid level threshold value when the liquid level, then reduce the flow that gets into magnet separator 4, when the liquid level reaches low liquid level, then increase the flow that gets into magnet separator 4, in order to maintain the mixed thick liquids in the magnetic separation cell body 44 in suitable safety range.
The magnetic flux dynamic adjusting mechanism adjusts the magnetic flux of the magnetic separation cylinder 41 to coordinate the magnetic field strength to match with the amount of the residual particles entering the magnetic separation groove 44, specifically, if the residual amount of the particles is too large, the magnetic field strength is increased, and if the residual amount of the particles is smaller, the magnetic field strength is reduced or unchanged. It should be noted that, because the characteristics of the mixed slurry such as concentration, density and fluidity are variable, the magnetic flux of the magnetic separation cylinder of the conventional magnetic separator 4 is mostly selected fixedly, and even if the magnetic separation cylinder 41 is partitioned, the magnetic system magnetic flux of each region is also selected fixedly, so that the magnetic separation cylinder cannot be suitable for the treatment of the mixed slurry with different particle ratios; when the particles in the mixed slurry are too few, the working efficiency of the magnetic separation cylinder 41 is too large and exceeds the magnetic field intensity required by the particles in the mixed slurry, so that the waste of the magnetic separation efficiency is caused; when the particles in the mixed slurry are too many, the working efficiency of the magnetic separation cylinder 41 cannot meet the requirement of magnetic separation, all the particles cannot be separated, and the particles which are not separated and magnetically separated are accumulated in the magnetic separation groove 44, so that a drilling fluid discharge pipeline can be blocked, and even the magnetic separation cylinder 41 is blocked, thereby affecting the magnetic separation work of the whole system.
Referring to fig. 1 and 2, the liquid level monitoring assembly comprises a liquid level sensor 51, the liquid level sensor 51 is arranged in the magnetic separation groove body 44 and is used for monitoring the liquid level in the magnetic separation groove body 44 in real time, the liquid level sensor 51 is electrically connected with the controller to realize signal interaction, the monitoring of the liquid level in the magnetic separation groove body 44 by the liquid level monitoring assembly is completed by the liquid level sensor 51, preferably a continuous liquid level sensor, the controller modifies and adjusts the opening degree of the throttle valve 3 when receiving a feedback signal that the liquid level sensor 51 reaches a preset high and low liquid level threshold value (the opening degree is increased when the liquid level is too high, the flow entering the magnetic separator 4 is indirectly reduced when the liquid level is too low, the opening degree is reduced when the liquid level is too low, and the flow entering the magnetic separator 4 is indirectly increased), and adaptively adjusts the flow entering the magnetic separator 4 to maintain the mixed slurry in the magnetic separation groove body 44 within a proper safety range, namely, the particle proportion is proper intervals, so as to ensure that the magnetic separation load of the magnetic separator 4 can be matched and realize stable work, and certainly.
Referring to fig. 1 and 2, the liquid level monitoring assembly includes a liquid level high switch 52 and a liquid level low switch 53, the liquid level high switch 52 and the liquid level low switch 53 are both disposed on the magnetic separation tank 44, the position of the liquid level high switch 52 is higher than the liquid level low switch 53, the liquid level high switch 52 and the liquid level low switch 53 are respectively used for realizing the alarm of the preset high and low liquid level threshold values, and the liquid level high switch 52 and the liquid level low switch 53 are both electrically connected with the controller to realize signal interaction. The level high switch 52 and the level low switch 53 can also signal a response alarm and can function as a backup level detection when the level sensor 51 is in a fault condition.
The magnetic separation cylinder 41 is provided with a plurality of magnetic separation units 411 for adjusting magnetic flux based on electromagnetic induction along the peripheral side, and the magnetic separation units 411 are electrically connected with the controller to realize signal interaction. In the magnetic separator 4, the magnetic force is applied to the magnetic separation unit 411 in the energized state based on the principle of electromagnetic induction, and the magnitude of the generated magnetic field or the magnitude of the magnetic force is determined by the magnitude of the current applied thereto, and different combinations of magnetic fields can be generated. The selection principle of the magnetic separation unit 411 is as follows: the magnetic flux is 0-3000 GS adjustable, and the resolution is better than 100 GS. It should be noted that, in this embodiment, the magnetic separation units 411 are preferably eight, but other numbers are possible and all fall within the protection scope of the present invention.
As shown in fig. 1 to 3, the magnetic flux dynamic adjustment mechanism includes a magnetic separation proximity switch 61 and a demagnetization proximity switch 62, the magnetic separation proximity switch 61 is disposed on the lower periphery of the magnetic separation cylinder 41 and is close to the discharge box 43 , the magnetic separation proximity switch 61 is located at the top opening of the magnetic separation groove 44, the demagnetization proximity switch 62 is located on the upper periphery of the magnetic separation cylinder 41 and is close to the discharge box 43 , and both the magnetic separation proximity switch 61 and the demagnetization proximity switch 62 are electrically connected with the controller to realize signal interaction.
When the magnetic separation unit 411 is close to the magnetic separation proximity switch 61 and the demagnetizing proximity switch 62, the magnetic separation proximity switch 61 and the demagnetizing proximity switch 62 send signals back to the controller, as shown in fig. 1 and fig. 3, when the magnetic separation unit 411 rotates to the magnetic separation proximity switch 61, the magnetic separation proximity switch 61 feeds back signals to the controller, the controller controls signals fed back by the identifier of the magnetic separation unit 411 to accurately determine which magnetic separation units 411 are, controls the circuit in the magnetic separation unit 411 to be electrified to generate a magnetic field, the magnetic flux is gradually increased from 0 to perform magnetic separation on the particles and adsorb the particles on the surface of the magnetic separation cylinder 41, then the magnetic separation unit 411 rotates in the middle of the magnetic separation groove body 44 to perform magnetic separation adsorption on the main accumulation part of the particles, the magnetic separation unit 411 adsorbs the particles to rotate through the top of the magnetic separation cylinder 41, in the process, the magnetic flux in the magnetic separation unit 411 is gradually attenuated, when the magnetic separation unit 411 rotates to the demagnetizing proximity switch 62, the demagnetizing proximity switch 62 feeds back signals to the controller, the controller controls the circuit to not pass through the magnetic separation unit, the magnetic separation unit 411, the magnetic field is 0, the magnetic separation tank is in the inertial magnetic separation cylinder, the magnetic separation cylinder 43, and the magnetic.
Present magnet separator directly has magnetic field because magnetic separation section of thick bamboo , has quantitative magnetic force on the particle, because magnetic force reason agglomeration phenomenon is serious between the particle, leads to forming magnetic cluster compare in present magnet separator, still need demagnetize the processing to the particle after the magnetic separation, need install special demagnetizer the utility model discloses at first fall 0 magnetic separation unit 411's magnetic flux for magnetic separation section of thick bamboo 41 does not have magnetism, and the particle drops from magnetic separation section of thick bamboo 41, does not have magnetic force or probably remains the minim magnetic force on the particle, remains the little magnetic cluster that has minim magnetic force, the collision that drops can separate on ejection of compact case 43 casing, the problem that the particle is conglomerated can not appear, consequently, the utility model discloses need not set up the demagnetizer at the 4 follow-up of magnet separator, practiced thrift the cost, also reduced the process, improved holistic demagnetization efficiency.
Referring to fig. 1 and 3, the dynamic magnetic flux adjusting mechanism includes a monitoring camera 63, the monitoring camera 63 is electrically connected to the controller to implement signal interaction, the monitoring camera 63 faces the particles between the magnetic separation tank 44 and the magnetic separation drum 41 and is used for monitoring the remaining amount of the particles to feed back to the controller, the monitoring camera 63 sends the shot image to the controller, and through image analysis, the remaining amount stacking height of the particles is obtained, and accordingly the magnetic flux of the magnetic separation unit 411 is adjusted.
Referring to fig. 2 and 3, preferably, a scraper 49 abuts on the magnetic separation cylinder 41, and the scraper 49 is close to the discharge box 43 and located on the upper side of the discharge box 43 and is used for scraping off non-demagnetized particles so as to make the particles enter the discharge box 43. Since the residual infinitesimal magnetic force on the particles becomes small magnetic clusters and adheres to the magnetic separation unit 411 even if the magnetic flux of the magnetic separation unit 411 becomes 0, the magnetic clusters are scraped off by the scraper 49 and fall into the discharge box 43 when the magnetic separation unit 411 rotates to the scraper 49.
, as shown in fig. 1, a liquid level meter 8 is further led out from the magnetic separator 4 for displaying the liquid level in the magnetic separation trough 44, so that an operator can observe the liquid level change more intuitively.
, the discharging box 43 is provided with a vibrator 42 for vibrating the discharging box 43 to make the particles discharged from the discharging box 43 smoothly, as shown in fig. 2.
Claims (9)
- The novel automatic-adjustable magnetic separation system comprises a feeding pipeline (1) and a magnetic separator (4), wherein the feeding pipeline (1) is communicated with the magnetic separator (4), the magnetic separator (4) comprises a rack (45), a magnetic separation groove body (44), a magnetic separation cylinder (41), a feeding box (46) and a discharging box (43), the magnetic separation groove body (44) is arranged on the rack (45), the magnetic separation cylinder (41) is located in the magnetic separation groove body (44) and used for carrying out magnetic separation treatment on mixed slurry, the feeding box (46) and the discharging box (43) are arranged on the rack (45) and located on two sides of the magnetic separation groove body (44), the feeding box (46) is communicated with the magnetic separation groove body (44) to convey the mixed slurry into the magnetic separation groove body (44), and the discharging box (43) is used for receiving particles brought out by the magnetic separation cylinder (41), and is characterized in that:the magnetic flux dynamic adjusting device also comprises a dynamic shunt mechanism, a magnetic flux dynamic adjusting mechanism and a controller; the dynamic flow dividing mechanism comprises a filtering device (2), a liquid level monitoring assembly and a circulating tank (7), the feeding pipeline (1) is communicated with the filtering device (2), the filtering device (2) is communicated to the magnetic separator (4) and the circulating tank (7) respectively and is used for sending the well-finished particles obtained by filtering into the magnetic separator (4) for recycling, and sending the broken particles and part of drilling fluid into the circulating tank (7) for recycling; a throttle valve (3) is arranged between the filtering device (2) and the circulating tank (7);the liquid level monitoring subassembly with magnetic flux dynamic adjustment mechanism all locates magnet separator (4), the controller respectively with the liquid level monitoring subassembly throttle valve (3) and magnetic flux dynamic adjustment mechanism electricity are connected in order to realize the signal interaction, and the liquid level monitoring subassembly is used for monitoring liquid level in magnetic separation cell body (44), throttle valve (3) are used for controlling the flow that gets into magnet separator (4), and magnetic flux dynamic adjustment mechanism is used for monitoring the particle surplus in the rotation condition and the magnetic separation cell body (44) of magnetic separation section of thick bamboo (41), the controller is used for adjusting the aperture of throttle valve (3) according to the liquid level signal with the mixed thick liquids flow that control gets into magnetic separation cell body (44) to and be used for controlling the magnetic flux size of magnetic separation section of thick bamboo (41) in order to keep matcheing with the particle surplus.
- 2. The novel magnetic separation system capable of being automatically adjusted as set forth in claim 1, characterized in that: the liquid level monitoring subassembly includes level sensor (51), and level sensor (51) are located magnetic separation cell body (44) for liquid level in real-time supervision magnetic separation cell body (44), level sensor (51) with the controller electricity is connected in order to realize the signal interaction.
- 3. The novel magnetic separation system capable of being automatically adjusted as set forth in claim 1, characterized in that: the liquid level monitoring subassembly includes liquid level high switch (52) and liquid level low switch (53), and liquid level high switch (52) and liquid level low switch (53) are all located magnetic separation cell body (44), the position of liquid level high switch (52) is higher than liquid level low switch (53), liquid level high switch (52), liquid level low switch (53) are used for realizing the warning of predetermineeing high low liquid level threshold value respectively, liquid level high switch (52), liquid level low switch (53) all with the controller electricity is connected in order to realize the signal interaction.
- 4. The novel magnetic separation system capable of being automatically adjusted as set forth in claim 1, characterized in that: magnetic separation section of thick bamboo (41) are equipped with a plurality of magnetic separation units (411) based on electromagnetic induction adjusts magnetic flux along week side, magnetic separation unit (411) with the controller electricity is connected in order to realize the signal interaction.
- 5. The novel magnetic separation system capable of being automatically adjusted according to claim 4, wherein the magnetic flux dynamic adjusting mechanism comprises a magnetic separation proximity switch (61) and a demagnetizing proximity switch (62), the magnetic separation proximity switch (61) is arranged on the lower peripheral side of the magnetic separation cylinder (41) and is close to the discharging box (43) side, the magnetic separation proximity switch (61) is arranged at the top opening of the magnetic separation groove body (44), the demagnetizing proximity switch (62) is arranged on the upper peripheral side of the magnetic separation cylinder (41) and is close to the discharging box (43) side, and the magnetic separation proximity switch (61) and the demagnetizing proximity switch (62) are electrically connected with the controller to realize signal interaction;all be equipped with recognizer (412) in magnetic separation unit (411), recognizer (412) with the controller electricity is connected in order to realize the signal interaction, and recognizer (412) are used for distinguishing different magnetic separation unit (411), make things convenient for the magnetic flux of the corresponding magnetic separation unit (411) of the accurate regulation and control of controller.
- 6. The novel magnetic separation system capable of being automatically adjusted as set forth in claim 5, characterized in that: magnetic flux dynamic adjustment mechanism is including monitoring camera (63), monitoring camera (63) with the controller electricity is connected in order to realize the signal interaction, monitoring camera (63) towards in magnetic separation cell body (44) with particle between the magnetic separation section of thick bamboo (41) for the surplus of monitoring particle is with feeding back to the controller.
- 7. A novel automatic adjustable magnetic separation system as claimed in , wherein the magnetic separation cylinder (41) is abutted with a scraper (49), and the scraper (49) is close to the discharge box (43) and located on the upper side of the discharge box (43) and used for scraping the particles which are not demagnetized to enter the discharge box (43).
- 8. The novel magnetic separation system capable of being automatically adjusted as set forth in claim 1, characterized in that: and a liquid level meter (8) is also led out from the magnetic separator (4) and used for displaying the liquid level in the magnetic separation groove body (44).
- 9. The novel magnetic separation system capable of being automatically adjusted as set forth in claim 1, characterized in that: the discharging box (43) is provided with a vibrator (42) for vibrating the discharging box (43) so that the particles can be smoothly discharged from the discharging box (43).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067522A (en) * | 2019-05-15 | 2019-07-30 | 四川川庆石油钻采科技有限公司 | A kind of novel magnetic separation separation system and method automating adjusting |
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2019
- 2019-05-15 CN CN201920703357.4U patent/CN210003226U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067522A (en) * | 2019-05-15 | 2019-07-30 | 四川川庆石油钻采科技有限公司 | A kind of novel magnetic separation separation system and method automating adjusting |
| CN110067522B (en) * | 2019-05-15 | 2023-09-15 | 中国石油天然气集团有限公司 | Novel magnetic separation system and method capable of being automatically adjusted |
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Effective date of registration: 20220418 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: China Petroleum Group Chuan Qing Drilling Engineering Co., Ltd. Address before: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee before: CHINA NATIONAL PETROLEUM Corp. Patentee before: CHINA NATIONAL PETROLEUM CORPORATION CHUANQING DRILLING ENGINEERING Co. Patentee before: CCDC PETROLEUM DRILLING & PRODUCTION TECHNOLOGY Co.,Ltd. |
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