CN213543945U - Novel vacuum measuring device - Google Patents
Novel vacuum measuring device Download PDFInfo
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- CN213543945U CN213543945U CN202023026511.0U CN202023026511U CN213543945U CN 213543945 U CN213543945 U CN 213543945U CN 202023026511 U CN202023026511 U CN 202023026511U CN 213543945 U CN213543945 U CN 213543945U
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Abstract
The utility model provides a novel vacuum measurement device, include: the device comprises a touch screen, a master control module, a vacuum detection module, a power supply module, at least one relay control module and at least one external output interface; the main control module is respectively connected with the touch screen, the vacuum detection module and the relay control module; the output end of the relay control module is connected with the external output interface; the utility model provides a novel vacuum measurement device, the sensor gauge outfit that will be traditional and the complete combination of vacuum control system have together simplified field operation personnel's operation procedure, very big reduction in cost.
Description
Technical Field
The utility model relates to a vacuum measurement field, in particular to novel vacuum measurement device.
Background
In industrial production, many fields have strict requirements on the air tightness of equipment or equipment parts, such as automobile parts, electronic sensors, electromagnetic valves, refrigeration equipment, parts and the like, so that in the production process, manufacturers can detect the vacuum degree of various produced equipment or workpieces to ensure that the produced products meet the air tightness requirements of the fields where the products are located. At present, a general vacuum measurement control system is composed of a sensor gauge head and a control unit, wherein the sensor gauge head is used for displaying vacuum readings, and the control unit is used for controlling the operation of equipment such as a vacuum pumping pump.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a novel vacuum measurement device, combine traditional sensor gauge outfit and the control unit together, made things convenient for user's operation promptly, also reduced vacuum measurement system's overall cost.
The utility model discloses a realize above-mentioned purpose and adopt following technical scheme:
the utility model provides a novel vacuum measuring device, which comprises a touch screen, a main control module, a vacuum detection module, a power supply module, at least one relay control module and at least one external output interface;
the main control module is respectively connected with the touch screen, the vacuum detection module and the relay control module;
the output end of the relay control module is connected with the external output interface;
the power supply module is used for respectively supplying power to the touch screen, the main control module, the vacuum detection module and the relay control module;
the vacuum detection module is used for acquiring a measurement signal fed back by the vacuum detection sensor and sending the acquired measurement signal to the main control module;
the main control module is used for controlling the vacuum degree measured value displayed on the touch screen according to the received measuring signal;
the main control module is also used for controlling the working state of the relay control module.
In an embodiment of the present invention, the novel vacuum measuring device further includes a communication module;
the communication module is connected with the main control module;
the main control module is also used for communicating with an upper computer through the communication module.
In an embodiment of the present invention, the novel vacuum measuring device further includes a memory module and an optocoupler input module;
the optical coupling input module and the memory module are connected with the main control module;
the optical coupler input module is used for acquiring an externally input trigger signal and sending the trigger signal to the main control module;
the main control module is also used for generating a vacuum degree measurement value according to the received measurement signal and writing the vacuum degree measurement value into the memory module;
the main control module is also used for reading the data in the memory module.
In an embodiment of the present invention, the optical coupling input module specifically includes: the optical coupler comprises a first resistor, a second resistor, a third resistor, a first diode, an optical coupler sensor, a fourth resistor and a first light emitting diode;
one end of the first resistor is connected with a trigger signal interface; the other end of the first resistor is connected with the cathode of the first diode, one end of the second resistor and a first primary side pin of the optical coupling sensor respectively; the anode of the first diode, the other end of the second resistor and a second primary side pin of the optical coupling sensor are connected with a grounding end; a first pin of a secondary side of the optical coupling sensor is connected with a first power supply end of a power supply module; a second pin of the secondary side of the optical coupling sensor is respectively connected with one end of the fourth resistor, one end of the third resistor and a signal input end of the main control module; the other end of the fourth resistor is connected with the anode of the first light-emitting diode; and the cathode of the first light-emitting diode and the other end of the third resistor are both connected with a grounding end.
In an embodiment of the present invention, the relay control module specifically includes a relay, a triode, a fifth resistor, a sixth resistor, a second diode, and a second light emitting diode;
the first control end of the relay is connected with the second power supply end of the power supply module, and the second control end of the relay is respectively connected with the anode of the second diode, the cathode of the second light-emitting diode and the collector of the triode; the first output end of the relay is connected with the external output interface, and the second output end of the relay is grounded; the cathode of the second diode and one end of the fifth resistor are both connected with the second power supply end of the power supply module; the other end of the fifth resistor is connected with the anode of the second light-emitting diode; the base electrode of the triode is connected with one end of the sixth resistor, and the emitting electrode of the triode is connected with the grounding end; the other end of the sixth resistor is connected with the signal output end of the main control module.
The utility model has the advantages that:
the utility model provides a novel vacuum measurement device, with the complete combination of traditional sensor gauge outfit and vacuum control system together, simplified field operation personnel's operation flow, very big reduction in cost.
Drawings
Fig. 1 is a schematic structural diagram of a novel vacuum measurement device in an embodiment of the present invention;
fig. 2 is a circuit structure diagram of the optocoupler input module according to an embodiment of the present invention;
fig. 3 is a circuit structure diagram of the relay control module in an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, wherein the exemplary embodiments and the description are only for the purpose of illustrating the present invention, and are not to be construed as limiting the present invention.
Other embodiments of the present invention will be apparent to those skilled in the art from consideration of the present disclosure, and the following embodiments are provided by way of example only. Various changes and modifications can be made to the invention without departing from the spirit and scope of the invention. Such changes and modifications are intended to be within the scope of the present invention.
It should be noted that, in the present invention, the terms "first", "second", "use", "standby", replacement "and" recovery "are used for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The utility model provides a novel vacuum measurement device the utility model relates to an embodiment, as shown in figure 1, include: the touch screen comprises a touch screen 100, a main control module 200, a vacuum detection module 300, a power supply module 500, at least one relay control module 600 and at least one external output interface 700;
the main control module 200 is connected to the touch screen 100, the vacuum detection module 300 and the relay control module 600 respectively;
the output end of the relay control module 600 is connected to the external output interface 700;
the power supply module 500 is configured to respectively supply power to the touch screen 100, the main control module 200, the vacuum detection module 300, and the relay control module 600;
the vacuum detection module 300 is configured to obtain a measurement signal fed back by a vacuum detection sensor, and send the obtained measurement signal to the main control module 200;
the main control module 200 is configured to control a vacuum degree measurement value displayed on the touch screen 100 according to the received measurement signal;
the main control module 200 is further configured to control the working state of the relay control module 600;
it should be understood that, for the sake of aesthetic appearance of the schematic diagram, the connection between the power supply module 500 and some modules is not shown in the drawing, and those skilled in the art can perform the connection according to the means commonly used in the art, and the specific connection manner is not particularly limited in the present application.
In an embodiment of the present invention, the novel vacuum measuring device further includes a communication module;
the communication module is connected with the main control module 200;
the main control module 200 is further configured to communicate with an upper computer through the communication module.
In an embodiment of the present invention, the novel vacuum measuring device further includes a memory module and an optocoupler input module 400;
the optocoupler input module 400 and the memory module are both connected with the main control module 200;
the optocoupler input module 400 is configured to acquire a trigger signal input from the outside and send the trigger signal to the main control module 200;
the main control module 200 is further configured to generate a vacuum degree measurement value according to the received measurement signal, and write the vacuum degree measurement value into the memory module;
the main control module 200 is further configured to read data in the memory module.
In an embodiment of the present invention, as shown in fig. 2, the optical coupler input module 400 specifically includes: the light-emitting diode comprises a first resistor R1, a second resistor R2, a third resistor R3, a first diode D1, an optical coupling sensor U1, a fourth resistor R4 and a first light-emitting diode L1;
one end of the first resistor R1 is connected with a trigger signal interface; the other end of the first resistor R1 is respectively connected with the negative electrode of the first diode D1, one end of the second resistor R2 and a first primary side pin of the opto-coupler sensor U1; the anode of the first diode D1, the other end of the second resistor R2 and a second primary side pin of the optocoupler sensor U1 are all connected with a ground terminal; a first pin of a secondary side of the optocoupler sensor U1 is connected with a first power supply end of the power supply module 500; a second pin of the secondary side of the optocoupler sensor U1 is connected to one end of the fourth resistor R4, one end of the third resistor R3, and the signal input end IN of the main control module 200, respectively; the other end of the fourth resistor R4 is connected with the anode of the first light-emitting diode L1; the cathode of the first light emitting diode L1 and the other end of the third resistor R3 are both connected to ground.
In an embodiment of the present invention, as shown in fig. 3, the relay control module 600 specifically includes a relay JD1, a transistor T1, a fifth resistor R5, a sixth resistor R6, a second diode D2, and a second light emitting diode L2;
a first control end of the relay JD1 is connected to a second power supply end of the power supply module 500, and a second control end of the relay JD1 is connected to an anode of the second diode D2, a cathode of the second light emitting diode L2, and a collector of the triode T1, respectively; a first output end of the relay JD1 is connected to the external output interface 700, and a second output end of the relay JD1 is grounded; the cathode of the second diode D2 and one end of the fifth resistor R5 are both connected to the second power supply terminal of the power supply module 500; the other end of the fifth resistor R5 is connected with the anode of the second light-emitting diode L2; the base electrode of the triode T1 is connected with one end of the sixth resistor R6, and the emitter electrode of the triode T1 is connected with the ground terminal; the other end of the sixth resistor R6 is connected to the signal output terminal PC _ OUT of the main control module 200.
Specifically, in a specific application scenario of the present invention, the main control module 200 may adopt an STM32F103RET6 chip, and the external output interface 700 is respectively connected to a roots pump, a signal status light, and a vacuum valve; the memory module stores a vacuum degree qualified value preset by a user; the optical coupling input module 400 is connected with an external trigger button, a user starts a vacuumizing process through the external trigger button, the main control module 200 controls a relay connected with a roots pump and a vacuumizing valve to be closed, vacuumizing processing is started on a workpiece, meanwhile, a running lamp in a state signal lamp is controlled to be lightened, and the main control module 200 generates a corresponding vacuum measured value according to a measuring signal fed back by the vacuum detection module 300 and displays the vacuum measured value to the user through a touch screen; when the main control module 200 judges that the vacuum measurement value is matched with a vacuum degree qualified value preset by a user, the main control module 200 judges that the pumping workpiece is qualified, controls a relay connecting the roots pump and the vacuum pumping valve to be opened, finishes the vacuum pumping treatment and controls an end lamp in a state signal lamp to be lightened;
furthermore, the user can also set the parameters of the vacuum pumping process, such as the qualified value of the vacuum degree, the rough pumping time, the fine pumping time, the pressure maintaining time and the like, through the touch screen, and the main control module 200 controls the related vacuum pumping work flow according to the parameters set by the user.
In light of the foregoing description of the preferred embodiments of the present invention, those skilled in the art can now make various alterations and modifications without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. A novel vacuum measuring device, comprising: the device comprises a touch screen, a master control module, a vacuum detection module, a power supply module, at least one relay control module and at least one external output interface;
the main control module is respectively connected with the touch screen, the vacuum detection module and the relay control module;
the output end of the relay control module is connected with the external output interface;
the power supply module is used for respectively supplying power to the touch screen, the main control module, the vacuum detection module and the relay control module;
the vacuum detection module is used for acquiring a measurement signal fed back by the vacuum detection sensor and sending the acquired measurement signal to the main control module;
the main control module is used for controlling the vacuum degree measured value displayed on the touch screen according to the received measuring signal;
the main control module is also used for controlling the working state of the relay control module.
2. The novel vacuum measuring device as claimed in claim 1, wherein the novel vacuum measuring device further comprises a communication module;
the communication module is connected with the main control module;
the main control module is also used for communicating with an upper computer through the communication module.
3. The novel vacuum measuring device as claimed in claim 1, wherein the novel vacuum measuring device further comprises a memory module and an optical coupling input module;
the optical coupling input module and the memory module are connected with the main control module;
the optical coupler input module is used for acquiring an externally input trigger signal and sending the trigger signal to the main control module;
the main control module is also used for generating a vacuum degree measurement value according to the received measurement signal and writing the vacuum degree measurement value into the memory module;
the main control module is also used for reading the data in the memory module.
4. The novel vacuum measuring device as claimed in claim 3, wherein the optical coupling input module specifically comprises: the optical coupler comprises a first resistor, a second resistor, a third resistor, a first diode, an optical coupler sensor, a fourth resistor and a first light emitting diode;
one end of the first resistor is connected with a trigger signal interface; the other end of the first resistor is connected with the cathode of the first diode, one end of the second resistor and a first primary side pin of the optical coupling sensor respectively; the anode of the first diode, the other end of the second resistor and a second primary side pin of the optical coupling sensor are connected with a grounding end; a first pin of a secondary side of the optical coupling sensor is connected with a first power supply end of a power supply module; a second pin of the secondary side of the optical coupling sensor is respectively connected with one end of the fourth resistor, one end of the third resistor and a signal input end of the main control module; the other end of the fourth resistor is connected with the anode of the first light-emitting diode; and the cathode of the first light-emitting diode and the other end of the third resistor are both connected with a grounding end.
5. The novel vacuum measuring device as claimed in claim 1, wherein the relay control module specifically comprises a relay, a triode, a fifth resistor, a sixth resistor, a second diode and a second light emitting diode;
the first control end of the relay is connected with the second power supply end of the power supply module, and the second control end of the relay is respectively connected with the anode of the second diode, the cathode of the second light-emitting diode and the collector of the triode; the first output end of the relay is connected with the external output interface, and the second output end of the relay is grounded; the cathode of the second diode and one end of the fifth resistor are both connected with the second power supply end of the power supply module; the other end of the fifth resistor is connected with the anode of the second light-emitting diode; the base electrode of the triode is connected with one end of the sixth resistor, and the emitting electrode of the triode is connected with the grounding end; the other end of the sixth resistor is connected with the signal output end of the main control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023026511.0U CN213543945U (en) | 2020-12-16 | 2020-12-16 | Novel vacuum measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023026511.0U CN213543945U (en) | 2020-12-16 | 2020-12-16 | Novel vacuum measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN213543945U true CN213543945U (en) | 2021-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023026511.0U Active CN213543945U (en) | 2020-12-16 | 2020-12-16 | Novel vacuum measuring device |
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| CN (1) | CN213543945U (en) |
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- 2020-12-16 CN CN202023026511.0U patent/CN213543945U/en active Active
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