CN112263266A - Control method of multifunctional CT machine - Google Patents

Control method of multifunctional CT machine Download PDF

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CN112263266A
CN112263266A CN202011183806.0A CN202011183806A CN112263266A CN 112263266 A CN112263266 A CN 112263266A CN 202011183806 A CN202011183806 A CN 202011183806A CN 112263266 A CN112263266 A CN 112263266A
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machine
temperature
reached
internal
work
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王洪坤
樊孝箭
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Xinhua Tianmenxiang Organic Tea Co ltd
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03Computed tomography [CT]
    • A61B6/032Transmission computed tomography [CT]
    • A61B6/035Mechanical aspects of CT
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/44Constructional features of apparatus for radiation diagnosis
    • A61B6/4423Constructional features of apparatus for radiation diagnosis related to hygiene or sterilisation
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/44Constructional features of apparatus for radiation diagnosis
    • A61B6/4488Means for cooling
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/56Details of data transmission or power supply, e.g. use of slip rings
    • A61B6/563Details of data transmission or power supply, e.g. use of slip rings involving image data transmission via a network
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/18Liquid substances or solutions comprising solids or dissolved gases
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/20Gaseous substances, e.g. vapours
    • A61L2/202Ozone
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/22Phase substances, e.g. smokes, aerosols or sprayed or atomised substances

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Abstract

The invention discloses a control method of a multifunctional CT machine.A main controller of the CT machine is electrically connected with and controls a constant temperature control module, an atomization generator module, an ozone generator module and a communication module, the constant temperature control module judges whether the working temperature is reached, the working temperature is reached to start the CT machine to work, and a semiconductor refrigeration sheet and an internal circulation fan are started to work if the working temperature is not reached; judging whether the working temperature is reached again, starting the CT machine to work when the working temperature is reached, and continuing the work of the semiconductor refrigerating sheet and the internal circulating fan when the working temperature is not reached; the main controller judges whether the shooting is successful or not, the atomization generator module is controlled to spray disinfectant after the shooting is successful, the communication module is used for carrying out network transmission to store the film to the server last time, and a terminal where an attending doctor is located can call and check the film at any time; the CT machine is automatically shut down after the main controller controls the ozone generator to work for a set time value before the machine is shut down. The multifunctional medical pillow has the advantages of being capable of being seen in time, suitable for various patients, constant in temperature, long in service life and multiple in functions.

Description

Control method of multifunctional CT machine
Technical Field
The invention relates to the technical field of CT machine control, in particular to a control method of a multifunctional CT machine.
Background
With the influence of new crown epidemic situations, the CT machine with single function can not meet the requirements, and the medical equipment manufacturer is alerted again to increase the functions of the CT machine due to infection caused by medical equipment.
The CT machine as a high-tech medical device mainly comprises a frame, a hospital bed, an operation console, and a CT bulb and a detector assembly arranged in the frame, wherein the CT bulb is an X-ray source of CT and is a high-value consumable part. The tube core of the CT bulb tube mainly comprises a filament, a rotating target disc and a vacuum cavity. The working principle is that the filament is heated to generate hot electrons, and the heavy metal target disk is bombarded by the high-voltage direct-current electric field to generate X rays. When the CT bulb tube is exposed, 99% of electric energy is converted into heat energy, and 1% of electric energy is converted into ray energy. The heat is absorbed by the insulating oil between the tube core and the tube shell, circulates through an oil circuit, exchanges heat with the air inside the rack where the CT bulb tube is located by the heat exchanger, and is discharged by an air heat exchange system in the rack. The main reason for the damage of the CT bulb tube is overheating, the heat dissipation efficiency of the bulb tube can be obviously improved by reducing the air temperature in the scanning rack, and the service life of the bulb tube is prolonged.
The existing CT mainly has the following defects:
1. the main doctors of other departments cannot see the film in time after the film is shot;
2. the function is single, and the disinfection function is not realized;
3. a self-constant temperature system is not provided;
4. the price is high, and the cost performance is not high;
5. the control system has a single function.
With the rapid development of the internet of things technology and the communication network, some new technologies do not realize interconnection and networking utilization, so that the problems of rapid infection of new diseases and incapability of timely watching of the film are solved, and the disinfection problem is not efficiently solved.
Disclosure of Invention
The invention aims to provide a control method of a multifunctional CT machine, which has the advantages of real-time communication, disinfection, constant temperature, rich functions and high cost performance.
The invention aims to provide a control method of a multifunctional CT machine, wherein a main controller of the CT machine is electrically connected with and controls a constant temperature control module, an atomization generator module, an ozone generator module and a communication module, a temperature sensor detects the internal temperature of the CT machine after being electrified, and judges whether a threshold value is reached according to the internal temperature of the CT machine to start an internal circulating fan and a semiconductor refrigerating sheet, the internal circulating fan and the semiconductor refrigerating sheet are started when the threshold value is reached, and the internal circulating fan and the semiconductor refrigerating sheet are not started when the threshold value is not reached; the constant temperature control module judges whether the working temperature is reached, the CT machine is started to work when the working temperature is reached, and the semiconductor refrigeration sheet and the internal circulating fan are started to work when the working temperature is not reached; judging whether the working temperature is reached again, starting the CT machine to work when the working temperature is reached, and continuing the work of the semiconductor refrigerating sheet and the internal circulating fan when the working temperature is not reached; judging whether the working temperature threshold is exceeded or not, and stopping the semiconductor refrigerating sheet and the internal circulating fan when the working temperature threshold is exceeded; the temperature sensor circularly detects the internal temperature of the CT machine, and judges whether the semiconductor refrigeration sheet and the internal circulating fan work or not according to the detected internal environmental temperature of the CT machine; the main controller judges whether the shooting is successful or not, the atomization generator module is controlled to spray disinfectant after the shooting is successful, the communication module is used for carrying out network transmission to store the film to the server last time, and a terminal where an attending doctor is located can call and check the film at any time; the CT machine is automatically shut down after the main controller controls the ozone generator to work for a set time value before the machine is shut down.
Preferably, the main controller of the CT machine is formed by connecting a computer with a PLC controller.
Preferably, the constant temperature control module is composed of a single chip microcomputer, a temperature sensor and a peripheral circuit.
Preferably, the atomization generator module consists of a booster pump and an atomization nozzle.
Preferably, the ozone generator module consists of a high voltage discharge circuit.
Preferably, the communication module is composed of a 5G communication module and a 5G network.
Preferably, the thermostatic control module, the atomization generator module, the ozone generator module and the communication module work independently of each other.
Preferably, the internal temperature threshold of the CT machine is 5-55 ℃, the semiconductor refrigerating sheet is started to heat when the temperature is lower than 5 ℃, and the semiconductor refrigerating sheet is started to refrigerate when the temperature is higher than 55 ℃.
Preferably, the internal temperature threshold of the CT machine is 10-45 ℃, the semiconductor refrigerating sheet is started to heat when the temperature is lower than 10 ℃, and the semiconductor refrigerating sheet is started to refrigerate when the temperature is higher than 45 ℃.
More preferably, the internal temperature threshold of the CT machine is 15-38 ℃, the semiconductor refrigerating sheet is started to heat when the temperature is lower than 15 ℃, and the semiconductor refrigerating sheet is started to refrigerate when the temperature is higher than 38 ℃.
Preferably, the two sides of the semiconductor refrigeration sheet are tightly attached to the radiating fins, the inner radiating fin faces the inside of the machine shell and is provided with an internal circulating fan, and the outer radiating fin is arranged on the CT machine and faces the outside of the machine shell.
More preferably, the two temperature sensors are respectively arranged in the machine frames at two sides of the inside of the CT machine.
More preferably, the semiconductor refrigeration piece is arranged at the bottom or the top of the CT machine.
More preferably, the temperature values of the two temperature sensors are detected and compared with a threshold value, and the semiconductor refrigerating sheet is started or stopped when the temperature values of the two temperature sensors do not meet the threshold value.
More preferably, the number of the semiconductor chilling plates is two, and the semiconductor chilling plates are respectively arranged at the bottom and the top of the CT machine.
When the CT machine works, the temperature control switch detects the internal temperature of the CT machine after being electrified, whether a preheating or precooling process is carried out is judged, the preheating or precooling is connected with the heating and refrigerating semiconductor in parallel through the temperature control switch, the constant temperature module controls the heating and refrigerating semiconductor and is controlled by the master controller, the constant temperature module judges whether a threshold value is reached or not according to the internal temperature of the CT machine to start the internal circulating fan, the threshold value is reached to start the internal circulating fan, the internal circulating fan is not started, the control efficiency is high, the internal circulation enables the heating or cooling speed to be faster, the internal temperature in the closed space formed by the casing is not easy to lose; circularly judging whether the working temperature is reached, starting the CT machine to work when the working temperature is reached, starting the semiconductor refrigerating sheet and the internal circulating fan to work when the working temperature is not reached, easily starting the CT machine to function at normal temperature, and preheating the CT machine to reach the working temperature required by a controller and other components in winter; judging whether the working temperature is reached again, starting the CT machine to work when the working temperature is reached, and continuing the work of the semiconductor refrigerating sheet and the internal circulating fan when the working temperature is not reached; judging whether the working temperature threshold is exceeded or not, and stopping the semiconductor refrigerating sheet and the internal circulating fan when the working temperature threshold is exceeded; the temperature sensor circularly detects the internal temperature of the CT machine, and judges whether to start or stop the work of the cooling and heating semiconductor and the internal circulating fan according to the detected internal environmental temperature of the CT machine; by setting the optimal threshold temperature, the CT bulb tube and other components of the CT machine are ensured to work within the optimal temperature range; the communication module transmits the film to the server through the network in time after the film is shot, the attending physician can check the film in time at the terminal of the attending physician, the atomization generator module atomizes the disinfectant to cover the whole CT machine and the film shooting chamber after the film is shot, and the ozone generator module releases ozone to sterilize the film shooting chamber again before the operation shutdown of one day is finished.
Compared with the prior art, the invention has the following effects:
1. the doctors in other departments can see the film in time after the film is shot;
2. the device has a disinfection function, and is suitable for being used by various patients at the same time;
3. the device has a self-constant temperature adjusting function and is longer in service life;
4. the functions are various, and the cost performance is high;
5. the control system composed of various functional modules has high integration degree.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The following examples are provided to explain the present invention in detail. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Example one
The control method of the multifunctional CT machine provided by this embodiment,
a control method of a multifunctional CT machine comprises the steps that a main controller of the CT machine is electrically connected with and controls a constant temperature control module, an atomization generator module, an ozone generator module and a communication module, a temperature sensor detects the internal temperature of the CT machine after being electrified, whether a threshold value is reached or not is judged according to the internal temperature of the CT machine to start an internal circulating fan and a semiconductor refrigerating sheet, the internal circulating fan and the semiconductor refrigerating sheet are started when the threshold value is reached, and the internal circulating fan and the semiconductor refrigerating sheet are not started when the threshold value is not; the constant temperature control module judges whether the working temperature is reached, the CT machine is started to work when the working temperature is reached, and the semiconductor refrigeration sheet and the internal circulating fan are started to work when the working temperature is not reached; judging whether the working temperature is reached again, starting the CT machine to work when the working temperature is reached, and continuing the work of the semiconductor refrigerating sheet and the internal circulating fan when the working temperature is not reached; judging whether the working temperature threshold is exceeded or not, and stopping the semiconductor refrigerating sheet and the internal circulating fan when the working temperature threshold is exceeded; the temperature sensor circularly detects the internal temperature of the CT machine, and judges whether the semiconductor refrigeration sheet and the internal circulating fan work or not according to the detected internal environmental temperature of the CT machine; the main controller judges whether the shooting is successful or not, the atomization generator module is controlled to spray disinfectant after the shooting is successful, the communication module is used for carrying out network transmission to store the film to the server last time, and a terminal where an attending doctor is located can call and check the film at any time; the CT machine is automatically shut down after the main controller controls the ozone generator to work for a set time value before the CT machine is shut down, the CT machine is shut down after the ozone generator is generally set to work for 30-120 minutes, and the ozone generator stops working; the temperature sensor detects the internal temperature of the CT machine after being electrified, judges whether the internal temperature is lower than 5 ℃ for preheating or higher than 55 ℃ for precooling, the preheating or precooling is connected with a heating and refrigerating semiconductor in parallel through temperature control switches at 5 ℃ and 55 ℃, the heating and refrigerating semiconductor is controlled by a bidirectional current circulation control module consisting of IRF530 and IRF9530, namely, current can flow in the forward direction and can flow in the reverse direction, so that a semiconductor refrigerating sheet can refrigerate and heat, judges whether the internal temperature reaches a threshold value of less than 5 or higher than 55 ℃ according to the internal temperature of the CT machine, starts an internal circulating fan when the internal temperature reaches the threshold value, does not start, has high control efficiency, the internal circulation enables the heating or cooling speed to be faster, the internal temperature in a closed space formed by a casing is not easy to lose, and can meet the constant temperature only through extremely small energy consumption; circularly judging whether the working temperature is 5-55 ℃, starting the CT machine to work when the working temperature is reached, starting the semiconductor refrigerating sheet and the internal circulating fan to work when the working temperature is not reached, easily starting the CT machine at normal temperature, and preheating the CT machine to reach the working temperature required by the controller and other parts when the temperature in the CT machine is lower than 5 ℃ in winter; judging whether the working temperature is reached again, starting the CT machine to work when the working temperature is reached, and continuing the work of the semiconductor refrigerating sheet and the internal circulating fan when the working temperature is not reached; judging whether the working temperature threshold is exceeded or not, and stopping the semiconductor refrigerating sheet and the internal circulating fan when the working temperature threshold is exceeded; the temperature sensor circularly detects the internal temperature of the CT machine, and judges whether to start or stop the work of the cooling and heating semiconductor and the internal circulating fan according to the detected internal environmental temperature of the CT machine; the CT bulb tube and other components of the CT machine are ensured to work in the optimal temperature range by setting the optimal threshold temperature to be 5-45 ℃; the internal temperature threshold of the CT machine is 5-55 ℃, the semiconductor refrigerating sheet is started to heat when the temperature is lower than 5 ℃, and the semiconductor refrigerating sheet is started to refrigerate when the temperature is higher than 55 ℃; the two sides of the semiconductor refrigeration sheet are tightly attached to the radiating fins, the inner radiating fins face the interior of the shell and are provided with inner circulating fans, and the outer radiating fins are arranged on the CT machine and face the exterior of the shell; the two temperature sensors are arranged and are respectively installed in the machine frames on the two sides of the interior of the CT machine; the semiconductor refrigerating sheet is arranged at the bottom or the top of the CT machine; the temperature values of the two temperature sensors are detected and compared with a threshold value, and the semiconductor refrigerating sheet is started or stopped when the temperature values of the two temperature sensors do not meet the threshold value; the two semiconductor refrigerating sheets are arranged and are respectively arranged at the bottom and the top of the CT machine; the main controller of the CT machine is formed by connecting a computer with a PLC (programmable logic controller); the constant temperature control module is formed by connecting a single chip microcomputer with a temperature sensor and a peripheral circuit; the atomization generator module consists of a booster pump and an atomization nozzle; the ozone generator module consists of a high-voltage discharge circuit; the communication module consists of a 5G communication module and a 5G network; the constant temperature control module, the atomization generator module, the ozone generator module and the communication module work independently.
Example two
As a control method of the multifunctional CT machine according to the first embodiment, the control method of the more preferable multifunctional CT machine according to the first embodiment includes detecting an internal temperature of the CT machine by a temperature sensor after power-on, determining whether the internal temperature is lower than 10 ℃ for pre-heating or higher than 45 ℃ for pre-cooling, connecting a heating and cooling semiconductor, i.e., a P-type or N-type semiconductor cooling plate, in parallel via temperature control switches at 10 ℃ and 45 ℃, controlling the heating and cooling semiconductor by a control module composed of IRF530 and IRF9530, whether the threshold value is less than 10 or higher than 45 ℃ is judged according to the internal temperature of the CT machine to start the internal circulating fan, the internal circulating fan is started when the threshold value is reached, the internal circulating fan is not started, the control is high-efficiency, the internal circulation enables the heating or cooling speed to be higher, the internal temperature of the CT machine in the closed space formed by the shell is not easy to lose, and the constant temperature can be met only by extremely low energy consumption; circularly judging whether the working temperature is 10-45 ℃, starting the CT machine to work when the working temperature is reached, starting the semiconductor refrigerating sheet and the internal circulating fan to work when the working temperature is not reached, easily starting the CT machine at normal temperature, and preheating the CT machine to reach the working temperature required by the controller and other parts when the temperature in the CT machine is lower than 10 ℃ in winter; judging whether the working temperature is reached again, starting the CT machine to work when the working temperature is reached, and continuing the work of the semiconductor refrigerating sheet and the internal circulating fan when the working temperature is not reached; judging whether the working temperature threshold is exceeded or not, and stopping the semiconductor refrigerating sheet and the internal circulating fan when the working temperature threshold is exceeded; the temperature sensor circularly detects the internal temperature of the CT machine, and judges whether to start or stop the work of the cooling and heating semiconductor and the internal circulating fan according to the detected internal environmental temperature of the CT machine; by setting the optimal threshold temperature to be 10-45 ℃, the CT bulb tube and other components of the CT machine are ensured to work in the optimal temperature range; the internal temperature threshold of the CT machine is 10-45 ℃, the semiconductor refrigerating sheet is started to heat when the temperature is lower than 10 ℃, and the semiconductor refrigerating sheet is started to refrigerate when the temperature is higher than 45 ℃.
EXAMPLE III
As shown in the first or second embodiments, in the control method of the multifunctional CT machine provided in this embodiment, after being powered on, the temperature sensor detects the internal temperature of the CT machine, and determines whether the internal temperature is lower than 15 ℃ for pre-heating or higher than 38 ℃ for pre-cooling, the pre-heating or pre-cooling is performed by connecting the heating and cooling semiconductors, i.e., P-type or N-type semiconductor cooling sheets in parallel through the temperature control switches at 15 ℃ and 38 ℃, the heating and cooling semiconductors are controlled by the control module formed by the IRF530 and the IRF9530, whether the threshold value is less than 15 or higher than 38 ℃ is judged according to the internal temperature of the CT machine to start the internal circulating fan, the internal circulating fan is started up when the threshold value is reached, the internal circulating fan is not started up, the control is efficient, the internal circulation enables the heating or cooling speed to be higher, the internal temperature of the CT machine in the closed space formed by the shell is not easy to lose, and the constant temperature can be met only by extremely low energy consumption; circularly judging whether the working temperature is 15-38 ℃, starting the CT machine to work when the working temperature is reached, starting the semiconductor refrigerating sheet and the internal circulating fan to work when the working temperature is not reached, easily starting the CT machine at normal temperature, and preheating the CT machine to reach the working temperature required by the controller and other parts when the temperature in the CT machine is lower than 15 ℃ in winter; judging whether the working temperature is reached again, starting the CT machine to work when the working temperature is reached, and continuing the work of the semiconductor refrigerating sheet and the internal circulating fan when the working temperature is not reached; judging whether the working temperature threshold is exceeded or not, and stopping the semiconductor refrigerating sheet and the internal circulating fan when the working temperature threshold is exceeded; the temperature sensor circularly detects the internal temperature of the CT machine, and judges whether to start or stop the work of the cooling and heating semiconductor and the internal circulating fan according to the detected internal environmental temperature of the CT machine; by setting the optimal threshold temperature to be 15-38 ℃, the CT bulb tube and other components of the CT machine can be ensured to work in a better temperature range; the temperature adjusting method by parallel control of the temperature sensor and the temperature control switch can play the roles of preheating and precooling; the internal temperature threshold of the CT machine is 15-38 ℃, the semiconductor refrigerating sheet is started to heat when the temperature is lower than 15 ℃, and the semiconductor refrigerating sheet is started to refrigerate when the temperature is higher than 38 ℃.
Example four
As one, two or three of the control methods of the multifunctional CT machine in the embodiments, the control method of the more preferable multifunctional CT machine in the embodiments includes detecting the internal temperature of the CT machine by the temperature sensor after power-on, determining whether the internal temperature is lower than 18 ℃ for preheating or higher than 32 ℃ for precooling, connecting the heating and cooling semiconductor, i.e. the P-type or N-type semiconductor cooling plate, in parallel by the temperature control switches at 18 ℃ and 32 ℃ for preheating or precooling, controlling the heating and cooling semiconductor by the control module composed of the IRF530 and the IRF9530, determining whether the internal temperature reaches the threshold value of less than 18 or higher than 32 ℃ to start the internal circulation fan according to the internal temperature of the CT machine, starting the internal circulation fan up to the threshold value, failing to start up, having high control efficiency, enabling the heating or cooling speed to be faster by the internal circulation, not easily losing the internal temperature in the enclosed space formed by the casing, the constant temperature can be met only by extremely low energy consumption; circularly judging whether the working temperature is 18-32 ℃, starting the CT machine to work when the working temperature is reached, starting the semiconductor refrigerating sheet and the internal circulating fan to work when the working temperature is not reached, easily starting the CT machine at normal temperature, and preheating the CT machine to reach the working temperature required by the controller and other parts when the temperature in the CT machine is lower than 18 ℃ in winter; judging whether the working temperature is reached again, starting the CT machine to work when the working temperature is reached, and continuing the work of the semiconductor refrigerating sheet and the internal circulating fan when the working temperature is not reached; judging whether the working temperature threshold is exceeded or not, and stopping the semiconductor refrigerating sheet and the internal circulating fan when the working temperature threshold is exceeded; the temperature sensor circularly detects the internal temperature of the CT machine, and judges whether to start or stop the work of the cooling and heating semiconductor and the internal circulating fan according to the detected internal environmental temperature of the CT machine; by setting the optimal threshold temperature to be 18-32 ℃, the CT bulb and other components of the CT machine can be ensured to work in the optimal temperature range.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (9)

1. A control method of a multifunctional CT machine comprises the steps that a main controller of the CT machine is electrically connected with and controls a constant temperature control module, an atomization generator module, an ozone generator module and a communication module, a temperature sensor detects the internal temperature of the CT machine after being electrified, whether a threshold value is reached or not is judged according to the internal temperature of the CT machine to start an internal circulating fan and a semiconductor refrigerating sheet, the internal circulating fan and the semiconductor refrigerating sheet are started when the threshold value is reached, and the internal circulating fan and the semiconductor refrigerating sheet are not started when the threshold value is not; the constant temperature control module judges whether the working temperature is reached, the CT machine is started to work when the working temperature is reached, and the semiconductor refrigeration sheet and the internal circulating fan are started to work when the working temperature is not reached; judging whether the working temperature is reached again, starting the CT machine to work when the working temperature is reached, and continuing the work of the semiconductor refrigerating sheet and the internal circulating fan when the working temperature is not reached; judging whether the working temperature threshold is exceeded or not, and stopping the semiconductor refrigerating sheet and the internal circulating fan when the working temperature threshold is exceeded; the temperature sensor circularly detects the internal temperature of the CT machine, and judges whether the semiconductor refrigeration sheet and the internal circulating fan work or not according to the detected internal environmental temperature of the CT machine; the main controller judges whether the shooting is successful or not, the atomization generator module is controlled to spray disinfectant after the shooting is successful, the communication module is used for carrying out network transmission to store the film to the server last time, and a terminal where an attending doctor is located can call and check the film at any time; the CT machine is automatically shut down after the main controller controls the ozone generator to work for a set time value before the machine is shut down.
2. The control method of the multifunctional CT machine according to claim 1, wherein the main controller of the CT machine is composed of a computer connected with a PLC controller; the constant temperature control module is formed by connecting a single chip microcomputer with a temperature sensor and a peripheral circuit; the atomization generator module consists of a booster pump and an atomization nozzle; the ozone generator module consists of a high-voltage discharge circuit; the communication module consists of a 5G communication module and a 5G network.
3. The control method of the multifunctional CT machine according to claim 1, wherein the constant temperature control module, the atomization generator module, the ozone generator module and the communication module operate independently of each other.
4. The control method of the multifunctional CT machine according to claim 1, wherein the internal temperature threshold of the CT machine is 5-55 ℃, the semiconductor chilling plate is started to heat at a temperature lower than 5 ℃, and the semiconductor chilling plate is started to chill at a temperature higher than 55 ℃; or the internal temperature threshold of the CT machine is 10-45 ℃, the semiconductor refrigerating sheet is started to heat when the temperature is lower than 10 ℃, and the semiconductor refrigerating sheet is started to refrigerate when the temperature is higher than 45 ℃; or the internal temperature threshold of the CT machine is 15-38 ℃, the semiconductor refrigerating sheet is started to heat when the temperature is lower than 15 ℃, and the semiconductor refrigerating sheet is started to refrigerate when the temperature is higher than 38 ℃.
5. The method for controlling the multifunctional CT machine as claimed in claim 1, wherein the semiconductor cooling fins are tightly attached to the cooling fins on two sides, the inner cooling fins face the inside of the machine shell and are provided with the internal circulating fan, and the outer cooling fins are arranged on the CT machine and face the outside of the machine shell.
6. The control method of the multifunctional CT machine according to claim 1, wherein two temperature sensors are provided and are respectively installed in the machine frame at both sides of the inside of the CT machine.
7. The control method of the multifunctional CT machine as claimed in claim 1, wherein the semiconductor chilling plates are arranged at the bottom and/or the top of the CT machine.
8. The control method of the multifunctional CT machine as claimed in claim 1, wherein the temperature values of the two temperature sensors are detected and compared with a threshold value, and the semiconductor chilling plate is started or stopped when the temperature values of the two temperature sensors do not meet the threshold value.
9. The control method of the multifunctional CT machine as claimed in claim 1, wherein the number of the semiconductor chilling plates is two, and the semiconductor chilling plates are respectively arranged at the bottom and the top of the CT machine.
CN202011183806.0A 2020-10-29 2020-10-29 Control method of multifunctional CT machine Withdrawn CN112263266A (en)

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