CN217820643U - Portable mass spectrometer performance testing device - Google Patents

Abstract

The utility model discloses a portable mass spectrograph capability test device relates to full-automatic microorganism mass spectrum detecting system technical field, and it includes: a control device; a power adapter for supplying power to the control device; the matching wire is used for connecting with each interface of the mass spectrometer; the simulation vacuum gauge is used for testing the vacuum degree of the mass spectrometer; the control device, the power adapter, the matching wire and the simulation vacuum gauge are all arranged in the suitcase; the power adapter, the matched wire and the simulated vacuum gauge are all connected with the control device, the control device comprises a power conversion device, a communication device, a circuit device used for detecting the voltage and the resistance of the electric control device, an output control piece used for detecting and controlling the mechanical equipment operation of the mass spectrometer and a display device, and the display device is used for displaying the detection data of the mass spectrometer and performing touch screen control. The device can reduce the difficulty of daily maintenance and troubleshooting operation of electronic and mechanical parts of the mass spectrometer.

Description

Portable mass spectrometer performance testing device

Technical Field

The utility model relates to a full-automatic microorganism mass spectrum detecting system technical field, more specifically say, relate to a portable mass spectrograph capability test device.

Background

In the prior art, a full-automatic microbial mass spectrometry detection system comprises a plurality of precise electronic and mechanical devices, and the current fault troubleshooting mode of a precise instrument is mainly that key devices of a universal meter measuring instrument are detected one by one, a rough fault point is preliminarily judged by combining a fault phenomenon, and possible fault accessories contained in the fault point are replaced one by one, so that the accessories which actually have faults are determined. The process mainly comprises the steps of searching and eliminating faults through the past fault processing experience and a trial and error method. That is, the fault point of the instrument cannot be accurately and quickly located by the conventional troubleshooting means, so that the time consumed for troubleshooting the instrument is longer. And, corresponding test environment needs to be additionally established in part trouble-shooting operation, and the current universal meter is strong in universality but not strong in specialty, for example, the oscilloscope is inconvenient to carry due to overlarge volume and low in use frequency, and the problems can cause difficulty in daily maintenance and trouble-shooting operation of the mass spectrometer.

In summary, how to reduce the difficulty of routine maintenance and troubleshooting of the electronic and mechanical components of the mass spectrometer is a problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a portable mass spectrometer capability test device can effectively reduce the routine maintenance and the troubleshooting degree of difficulty of the electron of mass spectrometer and mechanical parts.

In order to achieve the above object, the present invention provides the following technical solutions:

a portable mass spectrometer performance testing device comprising:

a control device;

a power adapter for supplying power to the control device;

the matching wire is used for connecting with each interface of the mass spectrometer;

a simulated vacuum gauge for testing the vacuum of the mass spectrometer;

the control device, the power adapter, the matching wire and the simulated vacuum gauge are all arranged in the suitcase;

the power adapter, supporting wire rod and simulation vacuum gauge all with controlling means connects, controlling means includes power conversion equipment, be used for with the electric control equipment of mass spectrograph carries out communication connection's communication device, is used for detecting the circuit arrangement of electric control equipment's voltage and resistance, is used for detecting and control the output control and the display device of the mechanical equipment operation of mass spectrograph, display device is used for showing the detection data of mass spectrograph and carries out touch screen control.

Preferably, 3 solenoid valves and 2 fans of the mass spectrometer are connected with the output control part, the output control part is connected with a buzzer, and the buzzer is used for alarming and whistling when the solenoid valves or the fans are in failure.

Preferably, the communication device comprises a 485 communication module for communicating with the molecular pump of the mass spectrometer and a first 232 communication module for controlling the operation of the platform control board of the mass spectrometer.

Preferably, an air channel switching mechanism for reading the vacuum degree of the vacuum cavity of the mass spectrometer is arranged in the suitcase, and the control device is connected with the air channel switching mechanism.

Preferably, the control device comprises a signal measurement module for detecting the delay signal of the mass spectrum delay circuit board of the mass spectrometer.

Preferably, the signal measurement module includes a first interface for receiving a laser trigger signal, a second interface for feeding back a signal to the mass spectrum delay circuit board, and a third interface for receiving a signal sent by the mass spectrum delay circuit board, and the second interface is short-circuited with the first interface.

Use the utility model provides a during portable mass spectrometer performance test device, can utilize supporting wire rod to correspond this device and each interface of mass spectrometer and connect, power adapter can be for controlling means power supply, power conversion device can be with mains voltage change, so that each testing component obtains required operating voltage, and then ensures controlling means to the test operation effect of mass spectrometer. And the simulated vacuum gauge can effectively test the vacuum degree of the mass spectrometer so as to judge whether the vacuum cavity of the mass spectrometer is normal.

When key mechanical mechanisms of the mass spectrometer, such as a motion platform, a sample inlet and outlet structure, a mechanical pump, an electromagnetic valve and the like, need to be detected, the communication device and the output control piece can be utilized to control the mechanical equipment of the mass spectrometer to operate and judge whether the key mechanical equipment breaks down or not. When a circuit module of the mass spectrometer such as a high-voltage power supply, a motor control loop, a delay signal and a molecular pump communication module needs to be tested, whether the electric control equipment of the mass spectrometer normally operates or not can be effectively judged through the communication device, the circuit device and the display device, and operation data of the electric control equipment can be displayed, so that an operator can find a fault position timely and quickly. In addition, because each part is all placed in the suitcase, the operating personnel of being convenient for carry the use, be applicable to after-sales service personnel and carry the operation of going to the door, diagnosing and troubleshooting the mass spectrometer.

To sum up, the utility model provides a portable mass spectrometer capability test device can effectively reduce the electron of mass spectrometer and mechanical parts's the routine maintenance and the troubleshooting operation degree of difficulty.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is an external schematic view of a portable mass spectrometer performance testing device provided by the present invention;

FIG. 2 is a schematic diagram of the control connections of the control device of the portable mass spectrometer performance testing device;

FIG. 3 is a schematic diagram of signal transmission of the signal detection module;

FIG. 4 is a schematic diagram of a resistance measurement of a motor loop;

fig. 5 is a schematic diagram of the detection of the high voltage power supply.

In fig. 1-5:

the device comprises a control device 1, a power conversion device 11, a communication device 12, a 485 communication module 121, a first 232 communication module 122, a circuit device 13, an analog voltage output module 131, a direct current constant current source module 132, a switching circuit module 133, a voltage acquisition module 134, a second 232 communication module 135, an output control 14, a buzzer 141, a display 15, a display screen 151, a power adapter 2, a matching wire 3, an analog vacuum gauge 4, a suitcase 5, a mass spectrometer 6, a solenoid valve 61, a fan 62, a laser 63, a mass spectrum delay circuit board 64, a stepping motor 65, a high voltage power supply 66, a voltage programming input 661, a current programming input 662, a voltage detection output 663, a current detection output, a molecular pump 67, a molecular pump 68, a platform control board 69, a switching circuit 7, an air passage 8, a signal measurement module 81, a first interface 82, a third interface 83, a hoop interface 9 and accessories.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The core of the utility model is to provide a portable mass spectrometer capability test device, can effectively reduce the electron of mass spectrometer and mechanical parts's routine maintenance and troubleshooting operation degree of difficulty.

Referring to fig. 1 to 5, fig. 1 is a schematic external view of a portable mass spectrometer performance testing device according to the present invention; FIG. 2 is a schematic diagram of a control connection of a control device of the portable mass spectrometer performance testing device; FIG. 3 is a schematic diagram of signal transmission of the signal detection module; FIG. 4 is a schematic diagram of a resistance measurement of a motor loop; fig. 5 is a schematic diagram of the detection of the high voltage power supply.

This embodiment provides a portable mass spectrometer capability test device, includes:

a control device (1);

a power adapter 2 for supplying power to the control device 1;

the matching wire 3 is used for connecting with each interface of the mass spectrometer 6;

a simulated vacuum gauge 4 for testing the vacuum degree of the mass spectrometer 6;

the suitcase 5 is internally provided with the control device 1, the power adapter 2, the matching wire 3 and the simulation vacuum gauge 4;

the power adapter 2, the matching wire 3 and the simulated vacuum gauge 4 are all connected with the control device 1, the control device 1 comprises a power conversion device 11, a communication device 12 used for being in communication connection with an electric control device of the mass spectrometer 6, a circuit device 13 used for detecting the voltage and the resistance of the electric control device, an output control piece 14 used for detecting and controlling the mechanical device of the mass spectrometer 6 to operate and a display device 15, and the display device 15 is used for displaying the detection data of the mass spectrometer 6 and performing touch screen control.

When the portable mass spectrometer performance testing device is used, the power adapter 2 supplies power to the control device 1, and the power conversion device 11 of the control device 1 can convert a 24V input voltage into 5V and 12V output voltages so as to meet the voltage requirements of various components. The display device 15 can display various items of measurement data acquired in the control device 1, and can control various functions through the display screen 151. A fitting clip 9 for connection to the mechanical structure of the mass spectrometer 6 can also be provided in the suitcase 5.

It should be further noted that, by setting the communication device 12, the circuit device 13, the simulated vacuum gauge 4, the output control 14 and the display device 15, the portable mass spectrometer performance testing device can perform targeted detection on the full-automatic microbial mass spectrometry detection system, and perform rapid troubleshooting on components with easy mechanical and electronic faults, thereby improving the troubleshooting efficiency.

The shapes, structures, types and the like of the control device 1, the power adapter 2, the matching wire 3, the simulated vacuum gauge 4, the suitcase 5, the power conversion device 11, the communication device 12, the circuit device 13, the output control device 14 and the display device 15 can be determined according to actual conditions and actual requirements in the actual operation process.

Use the utility model provides a during portable mass spectrometer performance test device, can utilize supporting wire rod 3 to correspond this device and each interface of mass spectrometer 6 and connect, power adapter 2 can be for 1 power supplies of controlling means, power conversion device 11 can change mains voltage, so that each detecting element obtains required operating voltage, and then ensures controlling means 1 to mass spectrometer 6's test operation effect. And, the simulated vacuum gauge 4 can effectively test the vacuum degree of the mass spectrometer 6 so as to judge whether the vacuum cavity of the mass spectrometer 6 is normal.

When it is desired to detect key mechanical mechanisms of the mass spectrometer 6, such as the motion platform, the sample inlet and outlet structure, the mechanical pump, and the solenoid valve 61, the communication device 12 and the output control 14 may be utilized to control the operation of the mechanical equipment of the mass spectrometer 6 and determine whether the key mechanical equipment fails. When the circuit modules of the mass spectrometer 6, such as the high voltage power supply 66, the motor control loop, the delay signal and the molecular pump 67, need to be tested, the communication device 12, the circuit device 13 and the display device 15 can be used to effectively judge whether the electric control equipment of the mass spectrometer 6 normally operates and display the operation data of the electric control equipment, so that an operator can find the fault position timely and quickly. In addition, all parts are placed in the suitcase 5, so that the portable mass spectrometer is convenient for operators to carry and use, and is suitable for after-sales service personnel to carry to go to the door, diagnose the mass spectrometer 6 and troubleshoot.

To sum up, the utility model provides a portable mass spectrometer performance test device can effectively reduce the electron of mass spectrometer 6 and the routine maintenance and the troubleshooting operation degree of difficulty of mechanical parts.

On the basis of the above embodiments, preferably, 3 electromagnetic valves 61 and 2 fans 62 of the mass spectrometer 6 are all connected to the output control 14, the output control 14 is connected to the buzzer 141, and the buzzer 141 is used for alarming and sounding when a special fault occurs, for example, when the electromagnetic valve 61 fails to open and close, the fan 62 stops rotating, the platform runs in a locked state, or the molecular pump 67 has abnormal power, the buzzer 141 can automatically alarm and sound. The output control 14 may control 3 solenoid valves 61 of the mass spectrometer 6 to control the vacuum circuit of the mass spectrometer 6 to simplify the steps of manual deflation required in routine maintenance, and if the solenoid valves 61 are not operational, it may be determined that the solenoid valves 61 are malfunctioning. In addition, the output control 14 may control 2 fans 62 to verify whether a fan 62 is malfunctioning. The buzzer 141 may alarm when the solenoid valve 61 or the fan 62 fails to operate, so as to prompt an operator to perform maintenance.

Preferably, communication device 12 includes a 485 communication module 121 for communicatively coupling with molecular pump 67 of mass spectrometer 6 and a first 232 communication module 122 for controlling the operation of platform control board 68 of mass spectrometer 6.

It should be noted that, the 485 communication module 121 may be in communication connection with the molecular pump 67 on the mass spectrometer 6, so as to check the operation parameters of the molecular pump 67, for example, the operation voltage, power, and current of the molecular pump 67, process the fed-back fault code, and transmit the fault code to the display 151 for prompting the current fault information, and in addition, for the parameters with partial setting or operation error, the molecular pump 67 may be reset and parameter setting may be performed to recover, so as to facilitate on-site troubleshooting and maintenance of the molecular pump 67.

In addition, it should be noted that, the first 232 communication module 122 may be used to control the operation of the platform control board 68 of the mass spectrometer 6 by sending a code, so as to control the two stepper motors 65 of the XY motion platform of the mass spectrometer 6, so as to implement a control operation of the motion of the stepper motors 65, and the first 232 communication module 122 may verify the smoothness of mechanical equipment in the motion platform, for example, it may verify whether a stuck phenomenon exists in the mechanical fit degree of the entry and exit sample module by setting multiple entry and exit target actions, and determine whether the XY motion platform has a hardware locked-rotor (i.e., the XY motion platform has a hardware locked-rotor phenomenon due to a mechanical mechanism during operation that causes an operational resistance greater than an operational torque of the motors and thus a hardware locked-rotor phenomenon) or a software locked-rotor (i.e., the XY motion platform moves out of a safety zone defined by software due to an abnormal reason during the motion process, at this time, the platform control board 68 may feed back the software locked-rotor and perform an alarm), when the above two types of locked-rotor phenomena occur, the buzzer 141 may alarm, and the display screen 151 may display a specific type of the locked rotor.

Preferably, the circuit arrangement 13 comprises analogue voltage output means 131 for individually controlling and detecting the high voltage power supply 66 of the mass spectrometer 6, the detection schematic of the high voltage power supply 66 being shown in figure 5. That is, the analog voltage output module 131 can output two paths of adjustable voltage outputs to control the voltage programming input 661 and the current programming input 662 of the high-voltage power supply 66 of the mass spectrometer 6, so as to output a dc high voltage of kV level, both the voltage and the current of the dc high voltage can be controlled by the analog voltage output module 131, and the voltage acquisition module 134 acquires the feedback values of the voltage detection output 663 and the current detection output 664 of the high-voltage power supply 66, so as to calculate the power of the high-voltage power supply 66, thereby detecting whether the high-voltage power supply 66 is abnormal.

For example, the analog voltage output module 131 may be used to output voltages of 0 to 10V to individually control the high voltage power supply 66 on the mass spectrometer 6, and to verify whether the high voltage power supply 66 has an abnormality by setting parameters of the high voltage power supply 66 and looking at a feedback signal. Preferably, the device can be used for performing a voltage pressure test on the high-voltage power supply 66, slowly adjusting the output voltage value through a built-in program, acquiring the voltage value and the current value of the high-voltage power supply 66 by using the second 232 communication module 135, uploading data to a computer in real time, drawing a voltage-current curve graph, and comparing the voltage-current curve graph with a standard curve graph of the high-voltage power supply 66, so as to verify whether the high-voltage power supply 66 has instantaneous abnormal data, and further evaluate the goodness of the high-voltage power supply 66 in detail. This function can also be used in the raw material inspection stage during the production process to perform batch inspection of the high voltage power supply 66.

On the basis of the above embodiment, preferably, the circuit device 13 further includes a dc constant current source module 132, a switching circuit module 133 for switching a motor loop of the stepping motor 65 of the mass spectrometer 6, and a voltage collecting module 134, where the voltage collecting module 134 is configured to detect voltage values of the motor loop and the analog vacuum gauge 4 and detect a voltage value fed back by the high voltage power supply 66; the switching circuit module 133 and the voltage acquisition module 134 are used in cooperation, and can detect whether each motor loop is normal section by short-circuiting each motor loop.

It should be noted that the dc constant current source module 132 may be used to provide a required constant current to the two stepping motors 65, where the current value of the constant current is the same as the current value of the mass spectrometer motor when the mass spectrometer motor is powered on, and then the switching circuit module 133 and the voltage acquisition module 134 are used to detect the AB phase loop voltage values of the two stepping motors 65 in the vacuum cavity of the mass spectrometer 6, where the stepping motors 65 are two-phase four-wire motors (that is, the stepping motors 65 have an a phase and a B phase, and have a +, a-, B +, and B-four wires). In the using process, the loop resistance can be measured to confirm that the motor loops A +, A-, B + and B-in the stepping motor 65 are normal, short-circuited or broken-circuited under the condition that the vacuum cavity is not opened, and each loop can be detected section by short-circuiting each loop, so that whether the whole motor control loop is abnormal or not can be confirmed. The resistance value of each loop in the motor loop in the vacuum cavity can be detected, so that whether the motor loop is abnormal or not can be judged.

It should be further noted that the switching circuit module 133 can sequentially switch and detect the switching circuit 69 to implement the switching operation of the internal motor loops a +, a-, B +, and B-of the stepping motor 65, wherein the switching circuit 69 is a motor switching circuit in the vacuum cavity. The schematic diagram of measuring the resistance of the motor loop is shown in fig. 4, because the dc constant current source module 132 is not directly connected to the stepping motor 65, but connected through the adapter plate, the motor loop may have a plurality of resistance values, where R1 and R2 are the resistance values of the adapter plate, and R3 is the real resistance value of the stepping motor 65, and by performing short-circuit operation at two ends of each resistor, it is possible to effectively detect whether the circuit of the section is normal, so as to accurately determine the abnormal position of the motor loop.

It should be further noted that two analog vacuum gauges 4 may be provided to cooperate with the voltage acquisition module 134 to acquire the voltage value of the stepping motor 65 and read the voltage value of the high voltage power supply 66. The voltage acquisition module 134 and some analog vacuum gauge 4 can be used to measure the pumping speed and ultimate vacuum capacity of the mechanical pump of the mass spectrometer 6 primary vacuum maintenance device, thereby verifying the performance of the mechanical pump in batches or individually, and from these parameters it can be determined whether the mechanical pump needs maintenance or replacement. And, the voltage acquisition module 134, another simulation vacuum gauge 4 and the gas circuit switching mechanism 7 can be used to obtain real vacuum parameters inside the vacuum cavity, so as to verify whether the high vacuum gauge of the mass spectrometer 6 is abnormal.

Preferably, the switching circuit module 133 performs a circuit switching operation by controlling on/off of a relay or by a MOS transistor. That is, the relay and the MOS transistor can both realize the function of the switching circuit 69, and by using the relay or the MOS transistor, the motor loops a +, a-, B +, and B-inside the stepping motor 65 can be switched, so that the motor loops are respectively detected.

Preferably, an air path switching mechanism 7 for reading the vacuum degree of the vacuum cavity of the mass spectrometer 6 is arranged in the suitcase 5, and the control device 1 is connected with the air path switching mechanism 7. Wherein, controlling means 1 and gas circuit shifter 7 are connected and are meant to connect indirectly through the vacuum gauge, and gas circuit shifter 7 is in order to make things convenient for in the high vacuum gauge inserts the vacuum cavity, and gas circuit shifter 7 links to each other with mass spectrograph 6's gas circuit during the use, and the high vacuum gauge is connected with gas circuit shifter 7, and controlling means 1 is through the voltage of reading the high vacuum gauge in order to obtain the vacuum numerical value of vacuum cavity inside. That is, the voltage acquisition module 134, the simulated vacuum gauge 4 and the gas circuit switching mechanism 7 are used in a matched manner, so that the real vacuum parameters in the vacuum cavity can be obtained, and whether the high vacuum gauge of the mass spectrometer 6 is abnormal or not can be verified.

On the basis of the above-described embodiment, it is preferable that the control device 1 includes the signal measurement module 8 for detecting the delay signal of the mass spectrum delay circuit board 64 of the mass spectrometer 6. Wherein the signal measuring module 8 can measure the time difference between the trigger signal of the laser 63 and the delayed signal delayed by the mass spectrum delay circuit board 64. The time difference is hundred nanosecond level signals, a single pulse signal is formed by respectively shaping and filtering the two signals, the pulse width of the pulse signal is the time difference of the two signals, then the pulse width of the pulse signal can be integrally amplified by 1000 times through the expansion circuit module and then input into the signal measuring module, the pulse width of the signal measured by the signal measuring module is the time difference of the two signals, and then the time difference is compared with the standard time difference, so that whether the mass spectrum delay circuit board 64 has problems or not is judged, and the nanosecond level signals can be acquired without carrying an oscilloscope in the detection operation.

Preferably, the signal measurement module 8 includes a first interface 81 for receiving a trigger signal of the laser 63, a second interface 82 for feeding back a signal to the mass spectrum delay circuit board 64, and a third interface 83 for receiving a signal sent by the mass spectrum delay circuit board 64, where the second interface 82 is short-circuited with the first interface 81, and a measurement schematic diagram of the delay signal is shown in fig. 3. The signal measurement module 8 can effectively receive the trigger signal of the laser 63 and the delay signal of the mass spectrum delay circuit board 64, calculate the time difference between the trigger signal of the laser 63 and the delay signal of the mass spectrum delay circuit board 64, and compare the time difference with the standard time difference, thereby verifying whether the relevant signals of the laser 63 and the mass spectrum delay circuit board 64 are abnormal.

In addition, what need explain is, the utility model provides a portable mass spectrometer capability test device can test like motion platform, business turn over appearance structure, mechanical pump, solenoid valve 61 and most of electrically controlled device like modules such as high voltage power supply 66, motor loop, time delay signal, molecular pump 67 communication, fan 62 to the key mechanical mechanism among the full-automatic microorganism mass spectrum detecting system, and this device conveniently carries, is suitable for after-sales service personnel to carry and goes on the door and diagnose and troubleshooting the operation mass spectrometer 6. And the device can cooperate the circuit board of mass spectrograph 6 to form a fatigue test debugging device for replace the host computer in the production process of mass spectrograph 6 to the direct control of instrument part module, thereby reduce the module debugging region and improve production efficiency, through process optimization, can guarantee that the module through debugging is the module that does not have the quality problem, can finally reduce mass spectrograph 6's total assembly debugging time.

In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The utility model provides an arbitrary compound mode of all embodiments all is in this utility model's the protection scope, does not do here and give unnecessary detail.

It is right above the utility model provides a portable mass spectrometer capability test device has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (6)

1. A portable mass spectrometer performance testing device, comprising:

a control device (1);

a power adapter (2) for supplying power to the control device (1);

the matching wire (3) is used for connecting with each interface of the mass spectrometer (6);

a simulated vacuum gauge (4) for testing the vacuum of the mass spectrometer (6);

the control device (1), the power adapter (2), the matching wire (3) and the simulation vacuum gauge (4) are all arranged in the suitcase (5);

the power adapter (2), the matching wire (3) and the simulated vacuum gauge (4) are connected with the control device (1), the control device (1) comprises a power conversion device (11), a communication device (12) used for being in communication connection with an electric control device of the mass spectrometer (6), a circuit device (13) used for detecting the voltage and the resistance of the electric control device, an output control part (14) used for detecting and controlling the mechanical device of the mass spectrometer (6) to operate and a display device (15), and the display device (15) is used for displaying the detection data of the mass spectrometer (6) and performing touch screen control.

2. The portable mass spectrometer performance testing device according to claim 1, characterized in that 3 solenoid valves (61) and 2 fans (62) of the mass spectrometer (6) are connected to the output control (14), the output control (14) is connected to a buzzer (141), and the buzzer (141) is used to alarm when a failure occurs in the solenoid valves (61) or the fans (62).

3. The portable mass spectrometer performance testing device of claim 1, characterized in that the communication device (12) comprises a 485 communication module (121) for communicating with a molecular pump (67) of the mass spectrometer (6) and a first 232 communication module (122) for controlling operation of a platform control board (68) of the mass spectrometer (6).

4. A portable mass spectrometer performance testing device according to any one of claims 1 to 3, characterized in that a gas circuit switching mechanism (7) for reading the vacuum degree of the vacuum cavity of the mass spectrometer (6) is arranged in the suitcase (5), and the control device (1) is connected with the gas circuit switching mechanism (7).

5. A portable mass spectrometer performance testing device according to any of claims 1 to 3, characterized in that the control device (1) comprises a signal measurement module (8) for detecting a delay signal of a mass spectrometer delay circuit board (64) of the mass spectrometer (6).

6. The portable mass spectrometer performance testing device according to claim 5, wherein the signal measurement module (8) comprises a first interface (81) for receiving a laser (63) trigger signal, a second interface (82) for feeding back a signal to the mass delay circuit board (64), and a third interface (83) for receiving a signal from the mass delay circuit board (64), wherein the second interface (82) is short-circuited with the first interface (81).

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