CN219015370U

CN219015370U - Monitoring device of spiral fault radiotherapy system

Info

Publication number: CN219015370U
Application number: CN202320037142.XU
Authority: CN
Inventors: 梁春; 胡中明
Original assignee: Shanghai Zhuoya Medical Technology Co ltd
Current assignee: Shanghai Zhuoya Medical Technology Co ltd
Priority date: 2023-01-07
Filing date: 2023-01-07
Publication date: 2023-05-12
Anticipated expiration: 2033-01-07

Abstract

The utility model relates to a monitoring device of a spiral fault radiotherapy system, which comprises a power supply, a boosting and voltage stabilizing circuit, a sensor module, an input isolation circuit, a microprocessor and an acousto-optic output circuit, wherein the power supply is connected with the boosting and voltage stabilizing circuit, and the boosting and voltage stabilizing circuit respectively supplies power for the sensor module, the input isolation circuit, the microprocessor and the acousto-optic output circuit; the sensor module comprises a compressed air pressure sensor, an SF6 gas pressure sensor, a temperature sensor and a humidity sensor, the spiral tomotherapy system is provided with an automatic starting pressure regulating valve and an SF6 gas barometer, the compressed air pressure sensor is arranged on a pipeline of the automatic starting pressure regulating valve, the SF6 gas pressure sensor is arranged on a pipeline of the SF6 gas barometer, and the temperature sensor and the humidity sensor are arranged on a side wall of a frame of the spiral tomotherapy system. Compared with the prior art, the utility model has the advantages of simple installation, more stable and safe operation of the spiral fault radiotherapy system, and the like.

Description

Monitoring device of spiral fault radiotherapy system

Technical Field

The utility model relates to the field of spiral tomography radiotherapy systems, in particular to a monitoring device of a spiral tomography radiotherapy system.

Background

TOMO (spiral tomotherapy) system) is operated by using compressed air and SF6 (sulfur hexafluoride) gas, and room is kept at proper temperature and humidity.

However, the existing spiral tomotherapy system has the following defects: the module for independently monitoring the compressed air, SF6 gas, temperature and humidity is not provided, and the requirements of real-time monitoring and early warning of users are not met.

Disclosure of Invention

The utility model aims to overcome the defect that the prior spiral fault radiotherapy system has no module for independently monitoring compressed air, SF6 gas, temperature and humidity, and cannot meet the requirements of real-time monitoring and early warning of users.

The aim of the utility model can be achieved by the following technical scheme:

the monitoring device of the spiral fault radiotherapy system comprises a power supply, a boosting and stabilizing circuit, a sensor module, an input isolation circuit, a microprocessor and an acousto-optic output circuit, wherein the power supply is connected with the boosting and stabilizing circuit, the boosting and stabilizing circuit respectively supplies power for the sensor module, the input isolation circuit, the microprocessor and the acousto-optic output circuit, and the sensor module, the input isolation circuit, the microprocessor and the acousto-optic output circuit are sequentially connected;

the sensor module comprises a compressed air pressure sensor, an SF6 gas pressure sensor, a temperature sensor and a humidity sensor, the spiral fault radiotherapy system is provided with an automatic starting pressure regulating valve and an SF6 gas barometer, the compressed air pressure sensor is arranged on a pipeline of the automatic starting pressure regulating valve, the SF6 gas pressure sensor is arranged on a pipeline of the SF6 gas barometer, and the temperature sensor and the humidity sensor are both arranged on a side wall of a rack of the spiral fault radiotherapy system.

Further, the power supply comprises a charging circuit and a lithium battery, and the charging circuit, the lithium battery and the voltage boosting and stabilizing circuit are sequentially connected.

Further, the boosting and voltage stabilizing circuit provides +5V working voltage for the input isolation circuit, the microprocessor and the sound-light output circuit, and provides +12V working voltage for the compressed air pressure sensor, the SF6 gas pressure sensor, the temperature sensor and the humidity sensor.

Further, the acousto-optic output circuit is connected with a first color LED lamp, a second color LED lamp and a loudspeaker, and the number of the first color LED lamp and the number of the second color LED lamp are multiple and respectively correspond to the compressed air pressure sensor, the SF6 gas pressure sensor, the temperature sensor and the humidity sensor.

Further, the first color LED lamp is a green LED lamp, and the second color LED lamp is a red LED lamp.

Further, the monitoring device further comprises a panel, and the first color LED lamp, the second color LED lamp and the loudspeaker are all arranged on the panel.

Further, the microprocessor includes a plurality of threshold switch circuits corresponding to the compressed air pressure sensor, the SF6 gas pressure sensor, the temperature sensor, and the humidity sensor, respectively.

Further, output values of the compressed air pressure sensor, the SF6 gas pressure sensor, the temperature sensor and the humidity sensor are input to the input isolation circuit.

Further, each output end of the input isolation circuit is respectively connected with a plurality of I/O ports of the microprocessor.

Further, the input isolation circuit is an isolation circuit with anti-interference and filtering functions.

Compared with the prior art, the utility model has the following advantages:

(1) The installation is simple: the monitoring system adopts an external independent charging module and a functional module, is simple to install and convenient to move, and can also monitor and early warn in real time after the system is powered off.

(2) The TOMO system works more stably: because the manual pressure regulating valve of the original system is replaced by the automatic pneumatic pressure regulating valve, the pressure of the gas entering the TOMO is more stable, and manual intervention is not needed, so that the TOMO system works more stably.

(3) The TOMO system is safer: SF6 gas leakage can not only render the device inoperable, but also create a hazard to the user's body. The TOMO has no SF6 gas pressure sensor, and once the SF6 gas pressure sensor is increased, the monitoring system can give an audible and visual alarm to a user once the SF6 gas pressure is found to be reduced or the gas is leaked, and the user can rapidly inform related personnel to detect and maintain.

Drawings

Fig. 1 is a schematic structural diagram of a monitoring device of a spiral tomotherapy system according to an embodiment of the present utility model;

in the figure, 1, a charging circuit, 2, a lithium battery, 3, a boosting and stabilizing circuit, 4, a sensor module, 401, an automatic starting pressure regulating valve, 402, a compressed air pressure sensor, 403, an SF6 gas pressure sensor, 404, a temperature sensor, 405, a humidity sensor, 5, an input isolation circuit, 6, a microprocessor, 7, an acousto-optic output circuit, 701, a first color LED lamp, 702, a second color LED lamp, 703 and a loudspeaker.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model.

It should be noted that the terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying a number of technical features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

Example 1

As shown in fig. 1, the embodiment provides a monitoring device of a spiral fault radiotherapy system, which comprises a power supply, a voltage boosting and stabilizing circuit 3, a sensor module 4, an input isolation circuit 5, a microprocessor 6 and an acousto-optic output circuit 7, wherein the power supply is connected with the voltage boosting and stabilizing circuit 3, the voltage boosting and stabilizing circuit 3 respectively supplies power to the sensor module 4, the input isolation circuit 5, the microprocessor 6 and the acousto-optic output circuit 7, and the sensor module 4, the input isolation circuit 5, the microprocessor 6 and the acousto-optic output circuit 7 are sequentially connected;

the sensor module 4 comprises a compressed air pressure sensor 402, an SF6 gas pressure sensor 403, a temperature sensor 404 and a humidity sensor 405, the spiral tomography system is provided with an automatic start pressure regulating valve 401 and an SF6 gas pressure meter, the compressed air pressure sensor 402 is arranged near a pipeline of the automatic start pressure regulating valve 401, the SF6 gas pressure sensor 403 is arranged near a pipeline of the SF6 gas pressure meter, and the temperature sensor 404 and the humidity sensor 405 are both arranged on a side wall of a rack of the spiral tomography system.

According to the technical scheme, the manual pressure regulating valve of the compressed air of TOMO equipment is replaced by the automatic pneumatic pressure regulating valve, so that when the pressure of the compressed air changes, the pressure of the automatically-regulated air is kept in a required working pressure range; in the embodiment, the compressed air pressure is kept at about 60PSI when the equipment works;

the sensor, the microprocessor U1, the input isolation circuit, the test control circuit and the acousto-optic output circuit form a system, so that a user can intuitively observe whether each parameter is in a normal range, and when the parameter is abnormal, an acousto-optic alarm is directly sent to the user to remind the user or arrange preventive maintenance.

As a preferred embodiment, the power supply includes a charging circuit 1 and a lithium battery 2, and the charging circuit 1, the lithium battery 2, and a voltage boosting and stabilizing circuit 3 are connected in this order.

The charging circuit, the lithium battery and the boosting and stabilizing circuit are added, so that the monitoring system is convenient to move and can work normally when power is off.

Optionally, the charging circuit supplies power to the lithium battery, and after the lithium battery voltage passes through the boost voltage stabilizing circuit, the +5v working voltage is provided for the input isolation circuit 5, the microprocessor 6 and the acousto-optic output circuit 7, and the +12v working voltage is provided for the compressed air pressure sensor 402, the SF6 gas pressure sensor 403, the temperature sensor 404 and the humidity sensor 405.

Optionally, the acousto-optic output circuit 7 is connected with a first color LED lamp 701, a second color LED lamp 702 and a horn 703, and the number of the first color LED lamp 701 and the second color LED lamp 702 is multiple, which correspond to the compressed air pressure sensor 402, the SF6 gas pressure sensor 403, the temperature sensor 404 and the humidity sensor 405 respectively.

The first color LED lamp 701 is a green LED lamp, and the second color LED lamp 702 is a red LED lamp.

The monitoring device further comprises a panel on which the first color LED lamp 701, the second color LED lamp 702 and the horn 703 are all arranged.

The microprocessor 6 includes a plurality of threshold switching circuits corresponding to the compressed air pressure sensor 402, the SF6 gas pressure sensor 403, the temperature sensor 404, and the humidity sensor 405, respectively.

When the voltage values detected by the compressed air pressure sensor 402, the SF6 gas pressure sensor, the temperature sensor 404 and the humidity sensor 405 are normal, no voltage enters the microprocessor U1 through the input isolation circuit U2, and the microprocessor U1 enables the four green LED lamps to be lightened by controlling the acousto-optic output circuit; when the numerical value is abnormal, the microprocessor U1 controls the corresponding red LED lamp in the acousto-optic output circuit to flash and drives the buzzer HA to sound so as to remind a user. The input isolation circuit has anti-interference and filtering effects on the detected voltage monitoring signal.

Optionally, the test control circuit is connected with the microprocessor U1 and is used for testing the luminous alarm and the sound alarm test of the sound-light output circuit and providing the sound stopping function of the alarm sound. The test control circuit comprises two keys S1 and S2, when the S1 key is pressed, a closing signal of the S1 key is input to the microprocessor U1, and after the microprocessor U1 receives the signal, the signal of the sound and light output circuit is given, and four green LEDs, four red LEDs and a loudspeaker HA in the sound and light output circuit are sequentially driven to test; after all the tests are finished, the microprocessor U1 starts to monitor and early warn the system; the test function aims to judge whether the acousto-optic output circuit is normal or not before the system is put into operation. The key S2 is sounded until the key S2 is sounded, and the sound alarm of the horn HA can be closed; the purpose of the sound stopping function is to stop the horn HA from ringing; but the red LED lamp still lights up and flashes to remind the user to process until the green LED lamp lights up and displays as normal.

Optionally, as shown in fig. 1, a panel of the TOMO monitoring device, and LED lamps of compressed air, SF6, temperature and humidity are arranged on the panel; the two keys S1 and S2 are arranged on the left side below the panel, and the horn HA is arranged on the right side below the panel.

The output values of the compressed air pressure sensor 402, the SF6 gas pressure sensor 403, the temperature sensor 404, and the humidity sensor 405 are input to the isolation circuit 5.

The respective output terminals of the input isolation circuit 5 are connected to a plurality of I/O ports of the microprocessor 6, respectively.

The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.

Claims

1. The monitoring device of the spiral fault radiotherapy system is characterized by comprising a power supply, a boosting and stabilizing circuit (3), a sensor module (4), an input isolation circuit (5), a microprocessor (6) and an acousto-optic output circuit (7), wherein the power supply is connected with the boosting and stabilizing circuit (3), the boosting and stabilizing circuit (3) respectively supplies power to the sensor module (4), the input isolation circuit (5), the microprocessor (6) and the acousto-optic output circuit (7), and the sensor module (4), the input isolation circuit (5), the microprocessor (6) and the acousto-optic output circuit (7) are sequentially connected;

the sensor module (4) comprises a compressed air pressure sensor (402), an SF6 gas pressure sensor (403), a temperature sensor (404) and a humidity sensor (405), the spiral tomography system is provided with an automatic starting pressure regulating valve (401) and an SF6 gas barometer, the compressed air pressure sensor (402) is installed on a pipeline of the automatic starting pressure regulating valve (401), the SF6 gas pressure sensor (403) is installed on a pipeline of the SF6 gas barometer, and the temperature sensor (404) and the humidity sensor (405) are both installed on a side wall of a rack of the spiral tomography system.

2. The monitoring device of the spiral tomography system according to claim 1, wherein the power supply comprises a charging circuit (1) and a lithium battery (2), and the charging circuit (1), the lithium battery (2) and the voltage boosting and stabilizing circuit (3) are sequentially connected.

3. The monitoring device of a spiral tomotherapy system according to claim 1, wherein the boost voltage stabilizing circuit (3) provides +5v working voltage for the input isolation circuit (5), the microprocessor (6) and the acousto-optic output circuit (7), and +12v working voltage for the compressed air pressure sensor (402), the SF6 gas pressure sensor (403), the temperature sensor (404) and the humidity sensor (405).

4. The monitoring device of a spiral tomotherapy system according to claim 1, wherein the acousto-optic output circuit (7) is connected with a first color LED lamp (701), a second color LED lamp (702) and a horn (703), and the number of the first color LED lamp (701) and the number of the second color LED lamp (702) are multiple, which correspond to the compressed air pressure sensor (402), the SF6 gas pressure sensor (403), the temperature sensor (404) and the humidity sensor (405), respectively.

5. The monitoring device of a spiral tomotherapy system according to claim 4, wherein the first color LED lamp (701) is a green LED lamp and the second color LED lamp (702) is a red LED lamp.

6. The monitoring device of a spiral tomotherapy system according to claim 4, further comprising a panel, wherein the first color LED lamp (701), the second color LED lamp (702) and the horn (703) are all arranged on the panel.

7. A monitoring device of a spiral tomotherapy system according to claim 1, characterized in that the microprocessor (6) comprises a plurality of threshold switching circuits corresponding to the compressed air pressure sensor (402), SF6 gas pressure sensor (403), temperature sensor (404) and humidity sensor (405), respectively.

8. A monitoring device of a spiral tomotherapy system according to claim 1, characterized in that output values of the compressed air pressure sensor (402), SF6 gas pressure sensor (403), temperature sensor (404) and humidity sensor (405) are input to the input isolation circuit (5).

9. The monitoring device of a spiral tomotherapy system according to claim 1, characterized in that the respective output terminals of the input isolation circuit (5) are connected to a plurality of I/O ports of a microprocessor (6), respectively.

10. The monitoring device of a spiral tomotherapy system according to claim 1, characterized in that the input isolation circuit (5) is an isolation circuit with anti-interference and filtering functions.