CN116763284A - Mobile brain nuclear magnetic imaging device and method - Google Patents
Mobile brain nuclear magnetic imaging device and method Download PDFInfo
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- CN116763284A CN116763284A CN202310661014.7A CN202310661014A CN116763284A CN 116763284 A CN116763284 A CN 116763284A CN 202310661014 A CN202310661014 A CN 202310661014A CN 116763284 A CN116763284 A CN 116763284A
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- 238000003384 imaging method Methods 0.000 title claims abstract description 31
- 210000004556 brain Anatomy 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 120
- 238000001816 cooling Methods 0.000 claims abstract description 110
- 238000001514 detection method Methods 0.000 claims abstract description 56
- 238000012546 transfer Methods 0.000 claims abstract description 10
- 230000000712 assembly Effects 0.000 claims abstract description 5
- 238000000429 assembly Methods 0.000 claims abstract description 5
- 239000000523 sample Substances 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 18
- 238000009833 condensation Methods 0.000 claims description 15
- 230000005494 condensation Effects 0.000 claims description 15
- 238000002955 isolation Methods 0.000 claims description 11
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 238000005476 soldering Methods 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000002441 reversible effect Effects 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 230000005611 electricity Effects 0.000 abstract description 8
- 238000003491 array Methods 0.000 description 11
- 238000013461 design Methods 0.000 description 8
- 230000006872 improvement Effects 0.000 description 8
- 108010066057 cabin-1 Proteins 0.000 description 7
- 239000000498 cooling water Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 238000005265 energy consumption Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 5
- 238000005192 partition Methods 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000005311 nuclear magnetism Effects 0.000 description 3
- 108010066114 cabin-2 Proteins 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0033—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room
- A61B5/004—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room adapted for image acquisition of a particular organ or body part
- A61B5/0042—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room adapted for image acquisition of a particular organ or body part for the brain
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- High Energy & Nuclear Physics (AREA)
- Neurology (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides a mobile brain nuclear magnetic imaging device and a method, comprising a detection main cabin, wherein a transfer cabin is arranged at the top of the side surface of the detection main cabin, and a main machine box is arranged at the bottom of the side surface of the detection main cabin; the detection main cabin and the main chassis are both arranged at the top end of the movable base, and idler wheel assemblies are arranged at four corners of the bottom surface of the movable base; the power supply system is arranged in the main case, the battery array is arranged at the top and the bottom of the interior of the battery casing, and the middle of the interior of the battery casing is a diversion channel. The invention has the advantages that the staff can set the distribution rule of the power distribution module, reduce the rated power of the water cooling system and improve the rated power of the nuclear magnetic system, thereby avoiding the probability of occupying the battery array for storing electricity to the greatest extent; when the required power of the water cooling system reaches the preset threshold power, the gap on the bottom surface of the main case is opened to increase the air circulation space and assist in improving the cooling effect, so that the required power of the water cooling system is reduced.
Description
Technical Field
The invention relates to the technical field of nuclear magnetic detection devices, in particular to a mobile brain nuclear magnetic imaging device and method.
Background
At present, when a neurology patient needs to carry out brain nuclear magnetic detection, a nuclear magnetic room is needed to be removed, and the current nuclear magnetic equipment is installed in a fixed place; many neurology patients cannot move independently, and a plurality of people need to push the sickbed to the nuclear magnetism detection room to finish the nuclear magnetism detection of the brain; the whole process is very laborious and troublesome and takes a long time;
in the prior art, a mobile magnetic resonance system is provided in the prior art with a patent number of 202010361902.3; the device can be moved to a ward site to meet the daily and simple brain nuclear magnetic imaging detection;
when the movable nuclear magnetic imaging device in the prior art works, the power distribution module distributes electric energy to two places, the maximum rated power distributed to the nuclear magnetic system is P1, the maximum rated power distributed to the water cooling system is P2, and P1 is far greater than P2; because the size of the mobile nuclear magnetic imaging device is small, the power of the configured power supply equipment is limited, and when the nuclear magnetic imaging device uses a high-power mode, hidden danger exists in the power supply continuity of the equipment;
to solve the above problem, patent number CN113659694a discloses: a power supply system and method suitable for a mobile magnetic resonance system; comprising the following steps: the system power line is connected with single-phase power; the isolation transformer unit is connected with single-line electricity, is used for electrically isolating the single-phase electricity from a direct-current power supply, and inputs the single-phase electricity to the direct-current power supply and the mobile magnetic resonance system; the direct-current power supply is connected with single-phase power, and then supplies power to the gradient subsystem of the mobile magnetic resonance system, is connected with the super capacitor and charges the super capacitor, and the output current of the direct-current power supply is smaller than or equal to a given value; and the super capacitor is used for providing current for the gradient subsystem when the power consumption of the gradient subsystem is increased and the output current of the direct current power supply reaches the current limit at the given value. The system provided by the invention has low power consumption, can supply power by using a single-phase socket, and can be used for distributing power without using a special power supply.
In the prior art, if P1 cannot meet the requirement of the nuclear magnetic system during the high power mode, the super capacitor is used to store in the power supply for compensation; according to the scheme, although power supply can be ensured in a high-power utilization stage, the power storage capacity of the battery array in the super capacitor can be occupied, so that the long-term power supply capacity of the battery array can be influenced, and uninterrupted power supply capacity cannot be ensured; meanwhile, the water cooling system is lack of an optimal design, so that excessive energy consumption is occupied by the water cooling system in the working process, and the normal working of the nuclear magnetic system is affected.
In summary, there is a need for a mobile brain nuclear magnetic imaging device with higher power stability.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a mobile brain nuclear magnetic imaging device, which solves the problems in the background art.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
the mobile brain nuclear magnetic imaging device comprises a main detection cabin, wherein a transfer cabin is arranged at the top of the side surface of the main detection cabin, and a main machine box is arranged at the bottom of the side surface of the main detection cabin; the detection main cabin and the main machine box are both arranged at the top end of the movable base; the transfer cabin is used as an area where the head of a patient stretches in, a nuclear magnetic system is arranged in the detection main cabin, and the nuclear magnetic system is used for finishing nuclear magnetic scanning;
The main case is internally provided with a power supply system, and the power supply system comprises a charging plug, an isolation transformer, a power box, an inverter, a battery shell, a battery array and a power distribution module; the charging plug, the isolation transformer and the power supply box are sequentially connected in series, the power supply box is connected in parallel to the inverter and the power supply distribution module, the power supply distribution module is electrically connected with the water cooling system and the nuclear magnetic system in parallel, and the inverter is electrically connected with the battery array in the forward direction and the power supply distribution module in the reverse direction;
the battery array is arranged at the top and the bottom of the interior of the battery casing, and the middle of the interior of the battery casing is a diversion channel; the water cooling system comprises a heat exchange tube, a condensation assembly and a liquid pump, and the heat exchange tube, the condensation assembly, the diversion channel and the liquid pump are sequentially and circularly communicated; a nuclear magnetic system and a first temperature detection probe are arranged in the detection main cabin, and a plurality of heat exchange pipes are sleeved on the outer side of the nuclear magnetic system; a second temperature detection probe is arranged in the diversion channel; a cooling fan is arranged at the position of the side surface of the main case opposite to the condensing assembly, and ventilation meshes are formed in the outer side surface of the main case;
the power distribution module is used for distributing power consumption of the battery array according to the power consumption of the nuclear magnetic system;
The power distribution module is used for regulating and controlling the power consumption of the water cooling system according to the temperature values fed back by the first temperature detection probe and the second temperature detection probe.
Further, the condensing assembly comprises a cooling coil, two sides of the cooling coil are respectively provided with a fixed side frame, the outer wall of the fixed side frame is in sliding connection with a guide pillar, the top end of the guide pillar is vertically and fixedly connected with the inner top surface of the main case, the bottom end of the fixed side frame is vertically and fixedly connected with a bottom plate, a gap is formed at the position, opposite to the cooling coil, of the bottom surface of the main case, and the bottom plate is plugged and attached to the bottom of the gap;
the center of the top surface of the cooling coil is rotationally connected with a lifting adjusting component, and the lifting adjusting component penetrates through the mainframe box; the lifting adjusting component is used for driving the cooling coil to move up and down, and when the cooling coil moves downwards, the notch on the bottom surface of the main case is opened, so that the refrigerating efficiency of the condensing component is improved.
Further, the cooling coil comprises a water inlet transverse plate, a guide coil, a water outlet transverse plate and a vertical plate body, wherein the water inlet transverse plate and the water outlet transverse plate are arranged at intervals in parallel, the top end of the guide coil is communicated with the water inlet transverse plate, the bottom end of the guide coil is communicated with the water outlet transverse plate, the outlet end of the water outlet transverse plate is vertically communicated with the vertical plate body which vertically extends upwards, the top end of the vertical plate body is communicated with a liquid guide hose, and the liquid guide hose is communicated with a guide channel;
The water inlet cross plate is characterized in that a filter guide pipe is vertically arranged on one end surface of the water inlet cross plate, the filter guide pipe is in sliding fit and stretches into the water inlet pipe, all inlets of the water inlet pipe are located above the filter guide pipe, a cleaning ring is sleeved on the outer wall of the filter guide pipe, bristles are embedded in the inner wall of the cleaning ring, and the cleaning ring is arranged in the main case; the filter element is plugged and embedded at the outlet end of the water outlet transverse plate.
Furthermore, the baffle has been laid to the inner wall interval of battery cover shell, and the inner wall equipartition of baffle is equipped with heat conduction fin, is the water conservancy diversion passageway between two baffles, and a set of battery array is installed to the baffle top that is located upper portion, and another battery array is installed to the baffle below that is located the lower part.
Further, the battery array comprises a plurality of groups of battery rows which are sequentially connected in series, each battery row comprises a battery core, a conducting strip, a first protection component, a second protection component and a clamping component, the battery cores distributed in an array are clamped inside the clamping components, the polarities between adjacent battery cores are oppositely distributed, the adjacent battery cores are sequentially connected in series through the conducting strip, one end of each battery core is provided with a reserved positive electrode contact end and a reserved negative electrode contact end, one end of each battery core is embedded in the first protection component, the other end of each battery core is embedded in the second protection component, and the first protection component is externally connected with a positive electrode plug and a negative electrode plug.
Further, the first protection component comprises a first protection cover and a first insulation pad; the first protective cover is of a hollow box body structure, a first insulating pad is embedded in the inner wall of the first protective cover, a plurality of first accommodating grooves which are distributed at intervals are formed in the middle of the inner wall of the first insulating pad, the conducting strips are embedded in the first accommodating grooves relatively, a second accommodating groove is formed in one end of the inner wall of the first insulating pad, and a third accommodating groove is formed in the other end of the inner wall of the first insulating pad;
the inner wall of the second accommodating groove is provided with a second outer contact sheet, the second outer contact sheet is in electrical contact with the reserved positive terminal, a second conductive column is arranged at the position of the outer wall of the first protective cover, which is opposite to the second outer contact sheet, and the second conductive column is connected with the positive plug through wire soldering; the two side walls of the first protective cover are respectively provided with a first positioning pipe, a first locking screw rod penetrates through the inner screw of the first positioning pipe, and the inner end of the first locking screw rod is screwed with the connecting clamping assembly.
Further, the second protection component comprises a second protection cover and a second insulation pad; the second protection casing is hollow box body structure, the inner wall embedding of second protection casing has the second insulating pad, the fourth holding tank that a plurality of intervals distributed has been seted up to the inner wall of second insulating pad, supply in the fourth holding tank of conducting strip embedding, the both sides wall of second protection casing all is equipped with the second registration arm, the inside spiral of second registration arm is run through there is the second locking screw, the inner spin-on connection clamping assembly of second locking screw, the outer wall symmetry of second protection casing is equipped with the dress piping, the outer wall of dress piping is equipped with the restriction ring, the dress pipe inserts in the baffle.
Further, the second protection cover is of a hollow structure, one end of the assembly pipe is communicated with the diversion channel, and the other end of the assembly pipe is communicated with the second protection cover.
Further, roller assemblies are arranged at four corners of the bottom surface of the movable base, grooves are formed in two side surfaces of the roller assemblies, side handrails are rotatably connected in the grooves, and a main handrail is arranged on the back surface of the movable base; the roller assembly comprises an upper column body and a lower column body, the upper column body is fixedly connected with the movable base, the bottom of the upper column body is rotationally connected with the lower column body, and the bottom end of the lower column body is rotationally connected with a roller with a self-locking structure; the external part of the roller assembly is provided with a grounding assembly, and the grounding assembly comprises a cross strut, a telescopic rod and a grounding ring; the outer end of the cross support is vertically connected with a telescopic rod, the bottom end of the telescopic rod is vertically provided with a grounding ring, the telescopic rod is parallel and arranged on one side of the lower column body, and the grounding rings are concentrically arranged outside the roller at intervals.
A method of operating a mobile brain nuclear magnetic imaging device, the method comprising the steps of:
s1, setting an allocation rule of a power supply allocation module, wherein the maximum rated power allocated to a nuclear magnetic system is P3, the maximum rated power allocated to a water cooling system is P4, P3 is larger than P1, and P4 is smaller than P2;
s2, patient site detection:
the nuclear magnetic imaging device moves to a using area, and the charging plug is connected with the socket;
pushing the sickbed of the patient to enable the head of the patient to enter the detection main cabin through the transfer cabin;
the nuclear magnetic system starts scanning the brain of the patient;
s3, current is input to a power supply box through an isolation transformer, a part of the current of the power supply box is directly output to a power distribution module, and the power distribution module outputs to a water cooling system and a nuclear magnetic system according to the distribution rule set in S1; the other part of current of the power supply box is stored into the battery array through the inverter;
s4, monitoring power consumption of the nuclear magnetic system:
the power distribution module monitors the required power of the nuclear magnetic system;
the power distribution module judges whether the required power of the nuclear magnetic system exceeds P3;
the power distribution module controls the inverter to work reversely, the inverter outputs current to the power distribution module, and the power distribution module compensates the lack of power of the nuclear magnetic system;
If not, the inverter keeps forward charging work;
s5, monitoring the power consumption of the water cooling system:
the first temperature detection probe detects the temperature K1 of the detection main cabin, and the second temperature detection probe detects the temperature K2 of the battery array;
the power distribution module adjusts the required power of the water cooling system according to the numerical values of K1 and K2;
the power distribution module judges whether the required power of the water cooling system exceeds P4 at one time;
if yes, the power distribution module controls the lifting adjusting assembly to act, and the lifting adjusting assembly drives the condensing assembly to move downwards so that a notch on the bottom surface of the main case is opened, thereby increasing the gas flow efficiency and reducing the power required by the water cooling system;
if not, the power distribution module does not perform other actions;
the power distribution module secondarily judges whether the required power of the water cooling system exceeds P4;
the power distribution module controls the inverter to work reversely, the inverter outputs current to the power distribution module, and the power distribution module compensates the lack of power of the water cooling system;
and if not, the inverter keeps forward charging operation.
The invention provides a mobile brain nuclear magnetic imaging device. Compared with the prior art, the method has the following beneficial effects:
1. through comprehensively modifying the battery shell and the water cooling system, cooling water can directly pass through between the battery arrays, so that the heat dissipation efficiency of the battery is greatly improved, the working safety of the battery arrays is ensured, compared with the traditional external cooling, the energy consumption required by the water cooling system for cooling the battery arrays can be reduced, the energy consumption saved in the part can be stored in the battery arrays, and the storage capacity of the storage battery is increased; the power consumption of the water cooling system is reduced, so that a worker can set the distribution rule of the power distribution module, the rated power of the water cooling system is reduced, and the rated power of the nuclear magnetic system is improved, and the probability of occupying the battery array for storing electricity is avoided to the greatest extent;
Through the design of the first protection component, the second protection component and the clamping component, the impact resistance and the false touch resistance of the battery array can be improved;
the measures can ensure the working performance of the battery array and reduce the energy consumption of the water cooling system, thereby ensuring uninterrupted power supply of the battery array to the mobile nuclear magnetic equipment;
2. the cooling fan and the liquid pump of the water cooling system can be regulated in real time through monitoring the multi-point temperature; the working efficiency of the water cooling system can be ensured, the power consumption can be reasonably distributed, and the nuclear magnetic system can work normally;
3. when the required power of the water cooling system reaches a preset threshold power, the gap on the bottom surface of the main case is opened to increase the air circulation space, and the cooling effect is assisted to be improved, so that the required power of the water cooling system is reduced; instead of directly adopting the battery array to store the electric energy, the probability of occupying the battery array to store the electric energy is further reduced, and the storage capacity of the battery array is ensured to the greatest extent so as to ensure the uninterrupted power supply capacity of the equipment.
4. When the notch is opened, the required power of the water cooling system is still higher, and the electricity storage quantity of the battery array is called, so that the normal operation of the water cooling system is ensured.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 shows a schematic diagram of a mobile brain nuclear magnetic imaging device according to the present invention;
FIG. 2 shows a schematic diagram of the roller assembly of the present invention;
FIG. 3 is a schematic diagram showing the internal structure of the mainframe box of the present invention;
FIG. 4 is a schematic diagram showing the overall structure of the mainframe box of the present invention;
FIG. 5 is a schematic view showing the internal enclosure of the main cabinet of the present invention;
FIG. 6 shows a schematic diagram of the mainframe box open architecture of the present invention;
FIG. 7 shows an enlarged schematic view of the structure at A of FIG. 6;
FIG. 8 is a schematic diagram showing the mating structure of the battery casing and the battery array according to the present invention;
fig. 9 shows a schematic view of a battery array structure of the present invention;
FIG. 10 shows a schematic view of the clamping assembly of the present invention;
FIG. 11 shows a schematic view of the first and second clamping plates of the present invention;
Fig. 12 shows a schematic diagram of the power supply principle of the mobile nuclear magnetic imaging device of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
In order to solve the technical problems in the background technology, a mobile brain nuclear magnetic imaging device is provided as follows:
referring to fig. 1-12, the mobile brain nuclear magnetic imaging device provided by the invention comprises a main detection cabin 1, wherein a transfer cabin 2 is arranged at the top of the side surface of the main detection cabin 1, and a main case 41 is arranged at the bottom of the side surface; the detection main cabin 1 and the main chassis 41 are both arranged at the top end of the movable base 8;
through the design of the detection main cabin 1, the transfer cabin 2 and the movable base 8, the requirement of movable nuclear magnetism detection can be met; the detection main cabin 1 comprises an outer shell 11 and an inner shell 12, a heat exchange tube 13 is embedded in an interlayer region between the outer shell 11 and the inner shell 12, a nuclear magnetic system 3 is arranged in the inner shell 12, and the inner shell 12 and the outer shell 11 are arranged on a base 14;
The main case 41 is internally provided with a power supply system 4, and the power supply system 4 comprises a charging plug, an isolation transformer, a power supply box, an inverter, a battery shell 5, a battery array and a power supply distribution module; the charging plug, the isolation transformer and the power supply box are sequentially connected in series, the power supply box is connected in parallel to the inverter and the power supply distribution module, the power supply distribution module is electrically connected in parallel with the water cooling system and the nuclear magnetic system 3, and the inverter is electrically connected with the battery array in the forward direction and the power supply distribution module in the reverse direction;
the charging plug is spliced with an external power supply, the current passes through the isolation transformer and the power box, one part of the current is directly output to the power distribution module, then the power distribution module distributes the current according to the power consumption requirements of the water cooling system and the nuclear magnetic system 3, and in the working process, the other part of the current is stored into the battery array through the inverter; when the rated power received by the power distribution module cannot meet the power consumption requirements of the nuclear magnetic system 3 and the water cooling system, the power distribution module controls the inverter to reversely output current, so that the requirement of high-power-consumption work of the nuclear magnetic can be flexibly compensated, the energy storage requirement of a battery can be ensured, and uninterrupted power supply can be realized;
the battery arrays are arranged at the inner top and the inner bottom of the battery casing 5, and a diversion channel 52 is arranged in the middle of the inner part of the battery casing 5; the water cooling system comprises a heat exchange tube 13, a condensation assembly 6 and a liquid pump 9, wherein the heat exchange tube 13, the condensation assembly 6, a diversion channel 52 and the liquid pump 9 are sequentially and circularly communicated; the detection main cabin 1 is internally provided with a nuclear magnetic system 3 and a first temperature detection probe, and a plurality of heat exchange tubes 13 are sleeved outside the nuclear magnetic system 3; a second temperature detection probe is arranged in the diversion channel 52; a cooling fan 42 is arranged at the position of the side surface of the main case 41 opposite to the condensing assembly 6, and ventilation meshes 411 are arranged on the outer side surface of the main case 41;
In the design of the water cooling system, cooling water firstly passes through the diversion channel 52 of the battery shell 5, so that the battery array is cooled, and the battery can stably work during charging and discharging, so that the stability and the uninterrupted power supply of the battery array are ensured; the cooling water then passes through the heat exchange tube 13, the heat exchange tube 13 can reduce the working temperature of the nuclear magnetic system 3, ensure the stable operation of the nuclear magnetic system 3, and simultaneously reduce the power consumption of the nuclear magnetic system 3; finally, cooling water enters the condensing assembly 6 again for cooling treatment;
the power distribution module is used for distributing power consumption of the battery array according to the power consumption of the nuclear magnetic system 3;
the power distribution module is used for regulating and controlling the power consumption of the water cooling system according to the temperature values fed back by the first temperature detection probe and the second temperature detection probe;
therefore, the working temperature of the nuclear magnetic system 3 and the working temperature of the battery array can be monitored through the two temperature detection probes, so that the power of the liquid pump 9 and the power of the cooling fan 42 can be adjusted in real time according to the temperatures of the nuclear magnetic system 3 and the battery array;
therefore, the water cooling system can be ensured to work efficiently, and meanwhile, the power consumption of the water cooling system can be reduced, so that most of the power consumption is ensured to be applied to the nuclear magnetic system 3.
Example two
On the basis of the above embodiment, the present embodiment further provides the following:
the working condition of the water cooling system relates to the stability condition of the movable nuclear magnetic equipment, and meanwhile, the water cooling system also occupies part of equipment power consumption; in order to enable the condensation component 6 to efficiently condense, the power consumption of the water cooling system can be reduced to a certain extent, so that the power supply stability of the nuclear magnetic system 3 is ensured; the following structural design is given:
as an improvement of the above technical solution, the condensation assembly 6 includes a cooling coil 61, both sides of the cooling coil 61 are provided with fixed side frames 64, the outer walls of the fixed side frames 64 are slidably connected with guide columns 43, the top ends of the guide columns 43 are vertically and fixedly connected with the inner top surface of the main case 41, the bottom ends of the fixed side frames 64 are vertically and fixedly connected with a bottom plate 68, a gap 412 is formed at the position of the bottom surface of the main case 41 opposite to the cooling coil 61, and the bottom plate 68 is sealed and attached to the bottom of the gap 412; the center of the top surface of the cooling coil 61 is rotatably connected with a lifting adjusting assembly 67, and the lifting adjusting assembly 67 penetrates through the main case 41; the lifting adjusting assembly 67 is used for driving the cooling coil 61 to move up and down, and when the cooling coil 61 moves down, the notch 412 on the bottom surface of the main case 41 is opened to improve the cooling efficiency of the condensing assembly 6. The two sides of the surface of the main case 41 are respectively provided with a water inlet pipe 413 and a water outlet pipe 414, and the liquid pump 9 is communicated with the water outlet pipe 414; the water inlet pipe 413 and the water outlet pipe 414 are communicated with the plurality of heat exchange pipes 13; the elevation adjustment assembly 67 illustratively employs a motorized lever.
When the temperature value detected by the first temperature detecting probe and the second temperature detecting probe exceeds the preset value, the lifting adjusting component 67 drives the cooling coil pipe 61 to move downwards, so that the bottom plate 68 leaves the notch 412, the notch 412 on the bottom surface of the main case 41 is opened, heat accumulated in the main case 41 can be dissipated through the notch 412, the air flow transmission is faster, the heat exchange efficiency is faster, and the condensation effect of the condensation component 6 can be improved on the premise that the power consumption of the water cooling system is not increased.
As an improvement of the above technical solution, the cooling coil 61 includes a water inlet cross plate 611, a flow guiding coil 612, a water outlet cross plate 613 and a riser 614, where the water inlet cross plate 611 and the water outlet cross plate 613 are arranged at parallel intervals, the top end of the flow guiding coil 612 is communicated with the water inlet cross plate 611, the bottom end is communicated with the water outlet cross plate 613, the outlet end of the water outlet cross plate 613 is vertically communicated with a vertically upward extending riser 614, the top end of the riser 614 is communicated with a liquid guiding hose 66, and the liquid guiding hose 66 is communicated with the flow guiding channel 52; a filter guide pipe 62 is vertically arranged on one end surface of the water inlet transverse plate 611, the filter guide pipe 62 is in sliding fit with and extends into the water inlet pipe 413, each inlet of the water inlet pipe 413 is positioned above the filter guide pipe 62, a cleaning ring 63 is sleeved on the outer wall of the filter guide pipe 62, bristles are embedded in the inner wall of the cleaning ring 63, and the cleaning ring 63 is arranged in the main case 41; the filter element 65 is plugged and embedded at the outlet end of the water outlet transverse plate 613;
Through the design of the S-shaped water inlet transverse plate 611, the guide coil 612 and the water outlet transverse plate 613, the heat dissipation area can be effectively increased, and the condensation effect is improved;
in order to prevent impurities in water from accumulating in the condensation assembly 6, the guide filter tube 62 can carry out water from the inlet end, the guide filter tube 62 is of a mesh tubular structure, and when the whole condensation assembly 6 moves downwards, bristles can clean impurities on the outer wall of the guide filter tube 62;
the filter core 65 can handle the purification to quality of water, guarantees purifying effect, and is located the corner of play water diaphragm 613, riser, and when condensation subassembly 6 downstream, filter core 65 can expose, and the workman can dismantle change filter core 65.
The four corners of the bottom surface of the movable base 8 are provided with roller assemblies 83, two side surfaces of each roller assembly 83 are provided with grooves, side armrests 82 are rotatably connected in the grooves, and the back surface of the movable base 8 is provided with a main armrest 81; the main armrests and the side armrests are used for facilitating medical staff to push the whole nuclear magnetic imaging device in a ward and a corridor;
the roller assembly 83 comprises an upper column 831 and a lower column 832, the upper column is fixedly connected with a movable base, the bottom of the upper column is rotationally connected with the lower column, and the bottom end of the lower column is rotationally connected with a roller 834 with a self-locking structure;
The grounding component 84 is arranged outside the roller component 83 and comprises a cross strut 841, a telescopic rod 842 and a grounding ring 843; the outer end of the cross support is vertically connected with a telescopic rod, the bottom end of the telescopic rod is vertically provided with a grounding ring, the telescopic rod is parallel and arranged on one side of the lower column, and the grounding rings are concentrically arranged outside the roller at intervals;
when removing, the telescopic link drives the ground ring and packs up, and the gyro wheel normally rolls, after removing to the assigned position, the auto-lock structure locking of gyro wheel, telescopic link drive ground ring downward movement ground, so, the ground ring can contact ground, and the bottom surface of ground ring is the frosting, and its frictional force that produces with ground contact is bigger to very big improvement stability in placing.
Example III
On the basis of the above embodiment, the present embodiment further provides the following:
in order to reduce the temperature of the battery array and ensure that the battery array can stably and uninterruptedly supply power, the following scheme design is provided:
as an improvement of the above technical solution, the inner walls of the battery casing 5 are provided with partition plates 51 at intervals, the inner walls of the partition plates 51 are uniformly provided with heat conducting fins, a flow guiding channel 52 is arranged between the two partition plates 51, a group of battery arrays are installed above the partition plates 51 positioned at the upper part, and another group of battery arrays are installed below the partition plates 51 positioned at the lower part.
The water cooled by the condensation component 6 can be led out through the diversion channel 52, so that the battery array is cooled from the inside at work, and the heat conduction cooling effect is improved.
As an improvement of the above technical solution, the battery array is formed by a plurality of groups of battery rows 7 which are sequentially connected in series, the battery rows 7 comprise battery cells 71, conductive sheets 72, a first protection assembly 73, a second protection assembly 74 and a clamping assembly 75, the battery cells 71 distributed in an array are clamped in the clamping assembly 75, polarities between adjacent battery cells 71 are distributed in opposite directions, adjacent battery cells 71 are sequentially connected in series through the conductive sheets 72, one end of each battery cell 71 is provided with a reserved positive electrode contact end and a reserved negative electrode contact end, one end of each battery cell 71 is embedded in the first protection assembly 73, the other end of each battery cell 71 is embedded in the second protection assembly 74, and the first protection assembly 73 is externally connected with a positive electrode plug 735 and a negative electrode plug 738.
The clamping assembly 75 is used for carrying out interval positioning on each cell 71, so that the stability of the cells 71 is ensured, the mutual interference of adjacent cells 71 is avoided, the first protection assembly 73 and the second protection assembly 74 can carry out insulation protection on the two ends of the cells 71, the mutual interference of terminal parts of the adjacent cells 71 is further avoided, and the false contact of contact points of the cells 71 is avoided.
As an improvement of the foregoing technical solution, the first protection component 73 includes a first protection cover 731 and a first insulation pad 732; the first protection cover 731 is of a hollow box structure, the inner wall of the first protection cover 731 is embedded with a first insulating pad 732, the middle part of the inner wall of the first insulating pad 732 is provided with a plurality of first accommodating grooves 7321 which are distributed at intervals, the conductive sheet 72 is relatively embedded in the first accommodating grooves 7321, one end of the inner wall of the first insulating pad 732 is provided with a second accommodating groove 7322, and the other end of the inner wall is provided with a third accommodating groove 7323; the inner wall of the third accommodating groove 7323 is provided with a first outer tab 734, the first outer tab 734 is in electrical contact with the reserved negative electrode terminal, a first conductive post 733 is arranged at the position, opposite to the first outer tab 734, of the outer wall of the first protection cover 731, the first conductive post 733 is connected with the negative electrode plug 738 by wire soldering, the inner wall of the second accommodating groove 7322 is provided with a second outer tab 737, the second outer tab 737 is in electrical contact with the reserved positive electrode terminal, a second conductive post 736 is arranged at the position, opposite to the second outer tab 737, of the outer wall of the first protection cover 731, and the second conductive post 736 is connected with the positive electrode plug 735 by wire soldering; the two side walls of the first protection cover 731 are respectively provided with a first positioning pipe 739, a first locking screw 7391 is spirally penetrated in the first positioning pipe 739, and the inner end of the first locking screw 7391 is spirally connected with the clamping component 75.
The first protection component 73 is of an electrical series structure of each battery row 7, and each accommodating groove is designed to insulate and protect each conductive sheet 72, so that the working stability of the conductive sheet 72 is ensured; the reserved first conductive post 733 and second conductive post 736 can facilitate soldering connection of the positive plug 735 and the negative plug 738; the first locking screw 7391 is configured to position the first shield 731 such that the first shield 731 is securely sleeved on the end of the cell 71.
As an improvement of the above technical solution, the second protection component 74 includes a second protection cover 741 and a second insulation pad 742; the second protection casing 741 is hollow box body structure, the inner wall embedding of second protection casing 741 has the second insulating pad 742, a plurality of interval distribution's fourth holding tank 7421 have been seted up to the inner wall of second insulating pad 742, the both sides wall of second protection casing 741 all is equipped with second locating tube 744, the inside spiral of second locating tube 744 has run through second locking screw 7441, the inner spin-on connection clamping assembly 75 of second locking screw 7441, the outer wall symmetry of second protection casing 741 is equipped with assembly pipe 743, the outer wall of assembly pipe 743 is equipped with the restraint ring 7431, assembly pipe 743 inserts in baffle 51.
The inner walls of the first insulating pad 732 and the second insulating pad 742 are respectively provided with a protruding pillar, and the protruding pillar extends between the adjacent cells 71.
The second protection component 74 is the location structure of battery row 7, guarantees that battery row 7 is firm to be arranged in on the baffle 51, and the design of second locking screw 7441 can realize that second protection component 74 and clamping component 75 high strength are connected, and cross assembly pipe 743 can stably insert on the baffle 51, realizes the quick installation location of each battery row 7.
As an improvement of the above technical solution, the second protecting cover 741 has a hollow structure, one end of the fitting tube 743 is communicated with the diversion channel 52, and the other end is communicated with the second protecting cover 741; the cooling water is introduced into the second hood 741 through the fitting pipe 743, thereby increasing the cooling water coverage and further improving the cooling effect.
The clamping assembly 75 comprises a first clamping plate 751, a second clamping plate 752 and a side frame 753, wherein the inner wall of the side frame 753 is vertically and fixedly connected with the second clamping plate 752, the first clamping plate 751 is rotationally connected with the second clamping plate 752, the first clamping plate 751 and the second clamping plate 752 are oppositely arranged, an arc-shaped groove is formed in the inner wall of the first clamping plate 751 and the inner wall of the second clamping plate 752, screw holes matched with the first locking screw 7391 are formed in the side frame 753, a concave frame is arranged at the outer end of the first clamping plate 751, a protruding block is arranged at the outer end of the second clamping plate 752, the protruding block is matched with and clamped in the concave frame, and screw holes matched with the second locking screw 7441 are formed in the protruding block and the concave frame.
The embodiment works in the following steps:
when the battery row 7 is assembled: firstly, each cell 71 is placed between a first clamping plate 751 and a second clamping plate 752 in a positive and negative staggered manner, then the first clamping plate 751 and the second clamping plate 752 are buckled, and each cell 71 is connected in series into a whole by using a conducting strip 72; the first protection component 73 is sleeved at the reserved end of each cell 71, and the second protection component 74 is sleeved at the other end of each cell 71; each conductive sheet 72 is embedded in a corresponding accommodating groove, the first conductive column 733 is contacted with a reserved negative electrode terminal, the second conductive column 736 is contacted with a reserved positive electrode terminal, an insulating pad insulates and protects each terminal, a convex column of the insulating pad is inserted between each electric core 71, and the first locking screw 7391 and the second locking screw 7441 are screwed on, so that the first protection component 73, the second protection component 74 and the clamping component 75 are connected into a whole, a firm anti-impact, separation and insulation protection structure is formed outside the electric core 71, and the stable operation of the electric core 71 is ensured; finally, the positive plug 735 and the negative plug 738 are soldered;
assembling a battery array: the positive electrode and the negative electrode of each battery row 7 are connected in series to form a battery array;
installing a battery array: the fitting tube 743 at the bottom of the battery array is inserted into the separator 51, and the fitting tube 743 communicates with the flow guide channel 52.
Example IV
The working method of the mobile brain nuclear magnetic imaging device is as follows:
s1, setting an allocation rule of a power supply allocation module, wherein the maximum rated power allocated to a nuclear magnetic system 3 is P3, the maximum rated power allocated to a water cooling system is P4, P3 is larger than P1, and P4 is smaller than P2;
s2, patient site detection:
the nuclear magnetic imaging device moves to a using area, and the charging plug is connected with the socket;
pushing the sickbed of the patient to enable the head of the patient to enter the detection main cabin through the transfer cabin;
the nuclear magnetic system starts scanning the brain of the patient;
s3, current is input into a power supply box through an isolation transformer, a part of the current of the power supply box is directly output to a power distribution module, and the power distribution module outputs to a water cooling system and a nuclear magnetic system 3 according to the distribution rule set in S1; the other part of current of the power supply box is stored into the battery array through the inverter;
s4, monitoring power consumption of the nuclear magnetic system 3:
the power distribution module monitors the required power of the nuclear magnetic system 3;
the power distribution module judges whether the required power of the nuclear magnetic system 3 exceeds P3;
the power distribution module controls the inverter to work reversely, the inverter outputs current to the power distribution module, and the power distribution module compensates the lack of power of the nuclear magnetic system 3;
If not, the inverter keeps forward charging work;
s5, monitoring the power consumption of the water cooling system:
the first temperature detection probe detects the temperature K1 of the detection main cabin 1, and the second temperature detection probe detects the temperature K2 of the battery array;
the power distribution module adjusts the required power of the water cooling system according to the numerical values of K1 and K2; if K1 and K2 are higher, the operating power of the heat radiation fan 42 and the liquid pump 9 is higher,
the power distribution module judges whether the required power of the water cooling system exceeds P4 at one time; when the working gear of the liquid pump 9 and the cooling fan 42 is adjusted to the maximum, but K1 and K2 are still higher;
if yes, the power distribution module controls the lifting adjusting assembly 67 to act, the lifting adjusting assembly 67 drives the condensing assembly 6 to move downwards so that the notch 412 on the bottom surface of the main case 41 is opened, thereby increasing the gas flow efficiency and reducing the power required by the water cooling system;
if not, the power distribution module does not perform other actions;
the power distribution module secondarily judges whether the required power of the water cooling system exceeds P4;
the power distribution module controls the inverter to work reversely, the inverter outputs current to the power distribution module, and the power distribution module compensates the lack of power of the water cooling system;
And if not, the inverter keeps forward charging operation.
To sum up: the application comprehensively ensures uninterrupted power supply of the mobile nuclear magnetic equipment from the following aspects;
1. through comprehensively modifying the battery shell 5 and the water cooling system, cooling water can directly pass through the space between the battery arrays, so that the heat dissipation efficiency of the batteries is greatly improved, the working safety of the battery arrays is ensured, compared with the traditional external cooling, the energy consumption required by the water cooling system for cooling the battery arrays can be reduced, the energy consumption saved in the part can be stored in the battery arrays, and the storage capacity of the storage batteries is increased; the power consumption of the water cooling system is reduced, so that a worker can set the distribution rule of the power distribution module, the rated power of the water cooling system is reduced, and the rated power of the nuclear magnetic system 3 is improved, and the probability of occupying the battery array for storing electricity is avoided to the greatest extent;
the first protection component 73, the second protection component 74 and the clamping component 75 are designed, so that the impact resistance and the false touch resistance of the battery array can be improved;
the measures can ensure the working performance of the battery array and reduce the energy consumption of the water cooling system, thereby ensuring uninterrupted power supply of the battery array to the mobile nuclear magnetic equipment;
2. The cooling fan 42 and the liquid pump 9 of the water cooling system can be regulated in real time through monitoring the multi-point temperature; the working efficiency of the water cooling system can be ensured, the power consumption can be reasonably distributed, and the nuclear magnetic system 3 can work normally;
3. when the required power of the water cooling system reaches the preset threshold power, the notch 412 on the bottom surface of the main case 41 is opened to increase the air circulation space, and the cooling effect is assisted to be improved, so that the required power of the water cooling system is reduced; instead of directly adopting the battery array to store the electric energy, the probability of occupying the battery array to store the electric energy is further reduced, and the storage capacity of the battery array is ensured to the greatest extent so as to ensure the uninterrupted power supply capacity of the equipment.
4. When the notch 412 is opened, the required power of the water cooling system is still high, and the electricity storage capacity of the battery array is called again, so that the water cooling system is ensured to work normally.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A mobile brain nuclear magnetic imaging device, characterized in that: the device comprises a detection main cabin, wherein a transfer cabin is arranged at the top of the side surface of the detection main cabin, and a main machine box is arranged at the bottom of the side surface of the detection main cabin; the detection main cabin and the main machine box are both arranged at the top end of the movable base; the transfer cabin is used as an area where the head of a patient stretches in, a nuclear magnetic system is arranged in the detection main cabin, and the nuclear magnetic system is used for finishing nuclear magnetic scanning;
the main case is internally provided with a power supply system, and the power supply system comprises a charging plug, an isolation transformer, a power box, an inverter, a battery shell, a battery array and a power distribution module; the charging plug, the isolation transformer and the power supply box are sequentially connected in series, the power supply box is connected in parallel to the inverter and the power supply distribution module, the power supply distribution module is electrically connected with the water cooling system and the nuclear magnetic system in parallel, and the inverter is electrically connected with the battery array in the forward direction and the power supply distribution module in the reverse direction;
The battery array is arranged at the top and the bottom of the interior of the battery casing, and the middle of the interior of the battery casing is a diversion channel; the water cooling system comprises a heat exchange tube, a condensation assembly and a liquid pump, and the heat exchange tube, the condensation assembly, the diversion channel and the liquid pump are sequentially and circularly communicated; a nuclear magnetic system and a first temperature detection probe are arranged in the detection main cabin, and a plurality of heat exchange pipes are sleeved on the outer side of the nuclear magnetic system; a second temperature detection probe is arranged in the diversion channel; a cooling fan is arranged at the position of the side surface of the main case opposite to the condensing assembly, and ventilation meshes are formed in the outer side surface of the main case;
the power distribution module is used for distributing power consumption of the battery array according to the power consumption of the nuclear magnetic system;
the power distribution module is used for regulating and controlling the power consumption of the water cooling system according to the temperature values fed back by the first temperature detection probe and the second temperature detection probe.
2. A mobile brain nuclear magnetic imaging device according to claim 1, wherein: the condensing assembly comprises a cooling coil, two sides of the cooling coil are respectively provided with a fixed side frame, the outer wall of the fixed side frame is in sliding connection with a guide column, the top end of the guide column is vertically and fixedly connected with the inner top surface of the main case, the bottom end of the fixed side frame is vertically and fixedly connected with a bottom plate, a gap is formed at the position, opposite to the cooling coil, of the bottom surface of the main case, and the bottom plate is plugged and attached to the bottom of the gap;
The center of the top surface of the cooling coil is rotationally connected with a lifting adjusting component, and the lifting adjusting component penetrates through the mainframe box; the lifting adjusting component is used for driving the cooling coil to move up and down, and when the cooling coil moves downwards, the notch on the bottom surface of the main case is opened, so that the refrigerating efficiency of the condensing component is improved.
3. A mobile brain nuclear magnetic imaging device according to claim 2, wherein: the cooling coil comprises a water inlet transverse plate, a guide coil, a water outlet transverse plate and a vertical plate body, wherein the water inlet transverse plate and the water outlet transverse plate are arranged at intervals in parallel, the top end of the guide coil is communicated with the water inlet transverse plate, the bottom end of the guide coil is communicated with the water outlet transverse plate, the outlet end of the water outlet transverse plate is vertically communicated with the vertical plate body which vertically extends upwards, the top end of the vertical plate body is communicated with a liquid guide hose, and the liquid guide hose is communicated with a guide channel;
the water inlet cross plate is characterized in that a filter guide pipe is vertically arranged on one end surface of the water inlet cross plate, the filter guide pipe is in sliding fit and stretches into the water inlet pipe, all inlets of the water inlet pipe are located above the filter guide pipe, a cleaning ring is sleeved on the outer wall of the filter guide pipe, bristles are embedded in the inner wall of the cleaning ring, and the cleaning ring is arranged in the main case; the filter element is plugged and embedded at the outlet end of the water outlet transverse plate.
4. A mobile brain nuclear magnetic imaging device according to claim 3, wherein: the inner wall interval of battery cover shell has laid the baffle, and the inner wall equipartition of baffle is equipped with heat conduction fin, is the water conservancy diversion passageway between two baffles, and a set of battery array is installed to the baffle top that is located upper portion, and another battery array is installed to the baffle below that is located the lower part.
5. The mobile brain nuclear magnetic imaging device according to claim 4, wherein: the battery array comprises a plurality of groups of battery rows which are sequentially connected in series, each battery row comprises a battery core, a conductive sheet, a first protection component, a second protection component and a clamping component, the battery cores distributed in an array are clamped inside the clamping components, the polarities of the adjacent battery cores are oppositely distributed, the adjacent battery cores are sequentially connected in series through the conductive sheets, one end of each battery core is provided with a reserved positive electrode contact end and a reserved negative electrode contact end, one end of each battery core is embedded in the first protection component, the other end of each battery core is embedded in the second protection component, and the first protection component is externally connected with a positive electrode plug and a negative electrode plug.
6. The mobile brain nuclear magnetic imaging device according to claim 5, wherein: the first protection component comprises a first protection cover and a first insulation pad; the first protective cover is of a hollow box body structure, a first insulating pad is embedded in the inner wall of the first protective cover, a plurality of first accommodating grooves which are distributed at intervals are formed in the middle of the inner wall of the first insulating pad, the conducting strips are embedded in the first accommodating grooves relatively, a second accommodating groove is formed in one end of the inner wall of the first insulating pad, and a third accommodating groove is formed in the other end of the inner wall of the first insulating pad;
The inner wall of the second accommodating groove is provided with a second outer contact sheet, the second outer contact sheet is in electrical contact with the reserved positive terminal, a second conductive column is arranged at the position of the outer wall of the first protective cover, which is opposite to the second outer contact sheet, and the second conductive column is connected with the positive plug through wire soldering; the two side walls of the first protective cover are respectively provided with a first positioning pipe, a first locking screw rod penetrates through the inner screw of the first positioning pipe, and the inner end of the first locking screw rod is screwed with the connecting clamping assembly.
7. The mobile brain nuclear magnetic imaging device according to claim 6, wherein: the second protection component comprises a second protection cover and a second insulation pad; the second protection casing is hollow box body structure, the inner wall embedding of second protection casing has the second insulating pad, the fourth holding tank that a plurality of intervals distributed has been seted up to the inner wall of second insulating pad, supply in the fourth holding tank of conducting strip embedding, the both sides wall of second protection casing all is equipped with the second registration arm, the inside spiral of second registration arm is run through there is the second locking screw, the inner spin-on connection clamping assembly of second locking screw, the outer wall symmetry of second protection casing is equipped with the dress piping, the outer wall of dress piping is equipped with the restriction ring, the dress pipe inserts in the baffle.
8. The mobile brain nuclear magnetic imaging device according to claim 7, wherein: the second protection casing is hollow structure, and the one end and the water conservancy diversion passageway intercommunication of fitting tube, the other end and second protection casing intercommunication.
9. A mobile brain nuclear magnetic imaging device according to claim 1, wherein: the four corners of the bottom surface of the movable base are provided with roller assemblies, two side surfaces of each roller assembly are provided with grooves, the interiors of the grooves are rotationally connected with side armrests, and the back surface of the movable base is provided with a main armrest; the roller assembly comprises an upper column body and a lower column body, the upper column body is fixedly connected with the movable base, the bottom of the upper column body is rotationally connected with the lower column body, and the bottom end of the lower column body is rotationally connected with a roller with a self-locking structure; the external part of the roller assembly is provided with a grounding assembly, and the grounding assembly comprises a cross strut, a telescopic rod and a grounding ring; the outer end of the cross support is vertically connected with a telescopic rod, the bottom end of the telescopic rod is vertically provided with a grounding ring, the telescopic rod is parallel and arranged on one side of the lower column body, and the grounding rings are concentrically arranged outside the roller at intervals.
10. The method of claim 8, wherein the step of: the working method comprises the following steps:
S1, setting an allocation rule of a power supply allocation module, wherein the maximum rated power allocated to a nuclear magnetic system is P3, the maximum rated power allocated to a water cooling system is P4, P3 is larger than P1, and P4 is smaller than P2;
s2, patient site detection:
the nuclear magnetic imaging device moves to a using area, and the charging plug is connected with the socket;
pushing the sickbed of the patient to enable the head of the patient to enter the detection main cabin through the transfer cabin;
the nuclear magnetic system starts scanning the brain of the patient;
s3, current is input to a power supply box through an isolation transformer, a part of the current of the power supply box is directly output to a power distribution module, and the power distribution module outputs to a water cooling system and a nuclear magnetic system according to the distribution rule set in S1; the other part of current of the power supply box is stored into the battery array through the inverter;
s4, monitoring power consumption of the nuclear magnetic system:
the power distribution module monitors the required power of the nuclear magnetic system;
the power distribution module judges whether the required power of the nuclear magnetic system exceeds P3;
the power distribution module controls the inverter to work reversely, the inverter outputs current to the power distribution module, and the power distribution module compensates the lack of power of the nuclear magnetic system;
if not, the inverter keeps forward charging work;
S5, monitoring the power consumption of the water cooling system:
the first temperature detection probe detects the temperature K1 of the detection main cabin, and the second temperature detection probe detects the temperature K2 of the battery array;
the power distribution module adjusts the required power of the water cooling system according to the numerical values of K1 and K2;
the power distribution module judges whether the required power of the water cooling system exceeds P4 at one time;
if yes, the power distribution module controls the lifting adjusting assembly to act, and the lifting adjusting assembly drives the condensing assembly to move downwards so that a notch on the bottom surface of the main case is opened, thereby increasing the gas flow efficiency and reducing the power required by the water cooling system;
if not, the power distribution module does not perform other actions;
the power distribution module secondarily judges whether the required power of the water cooling system exceeds P4;
the power distribution module controls the inverter to work reversely, the inverter outputs current to the power distribution module, and the power distribution module compensates the lack of power of the water cooling system;
and if not, the inverter keeps forward charging operation.
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