CN220625659U - Calibration device and detection equipment - Google Patents

Abstract

The application discloses calibration device and detection equipment, wherein the calibration device comprises a first pipeline and a second pipeline which are connected with each other, the second pipeline is used for communicating the detection device with a production pipeline, a first valve body is positioned between the first pipeline and a leakage bottle, and the second valve body is connected on the second pipeline in series; the detection equipment comprises a mass spectrometer and a calibration device, the calibration device is connected with the mass spectrometer, the calibration device comprises a calibration state and a detection state, when the calibration device is in the calibration state, the first valve body is opened, the second valve body is closed, and the calibration leakage bottle can be communicated with the detection device to realize calibration; when in the detection state, the first valve body is closed, the second valve body is opened, and the production pipeline is communicated with the detection device, so that the detection of products is realized. The calibration device and the detection equipment can realize the calibration of the mass spectrometer and the detection of production, reduce the disassembly and assembly times of the standard leakage bottle, save the production time and are beneficial to improving the production efficiency.

Description

Calibration device and detection equipment

Technical Field

The application relates to the technical field of battery production, in particular to a calibration device and a detection device.

Background

The gas tightness is one of the most important indexes of the battery, is beneficial to improving the reliability and safety of the battery, and is required to be detected in the battery production process, and the gas tightness of the battery is mainly detected by a helium detection mass spectrometer at present, so that the detection data of the mass spectrometer are accurate and reliable, when the production line runs for the first time, the mass spectrometer is required to be subjected to helium detection calibration, a leakage bottle is required to be connected with a leakage port pipeline of the mass spectrometer during helium detection calibration, the leakage bottle is required to be removed after calibration is finished, and the problems are that the disassembly and assembly steps of the leakage bottle are complex, the disassembly and assembly time is long, the detection efficiency is influenced, the leakage bottle belongs to fragile products, and the leakage bottle is easy to damage due to frequent taking and placing disassembly.

Disclosure of Invention

The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides a calibration device, which can obviously reduce the disassembly and assembly times of the bottle with the leakage, and can effectively improve the detection efficiency.

The application also provides detection equipment with the calibration device.

According to an embodiment of the first aspect of the present application, the calibration device comprises a first pipeline, a second pipeline, a first valve body and a second valve body, wherein the second pipeline comprises a production end and a detection end, the detection end is suitable for being connected with the detection device, the production end is suitable for being connected with the production pipeline, the first pipeline is connected with a first position of the second pipeline, and the first position is located between the production end and the detection end; the first valve body is arranged on the first pipeline, the first valve body or the first pipeline is suitable for being connected with the leakage bottle, and the first valve body is used for switching on and off of a channel between the first pipeline and the leakage bottle; the second valve body is arranged on the second pipeline, is positioned between the production end and the first position and is used for switching on and off of the second pipeline; the calibration device comprises a calibration state and a detection state, wherein in the calibration state, the first valve body is opened, the second valve body is closed, the first pipeline is communicated with the detection end, and the communication between the first pipeline and the production end is cut off; under the detection state, the first valve body is closed, the second valve body is opened, and the detection end is communicated with the production end.

The calibration device according to the embodiment of the first aspect of the application has at least the following beneficial effects: the first valve body is opened for enabling the standard leakage bottle to be communicated with the first pipeline, the second valve body is closed, the production end and the detection end of the second pipeline are disconnected, and the first pipeline and the second pipeline can be used for communicating the standard leakage bottle with the detection device to achieve calibration of the detection device. After the calibration is finished, the first valve body can be closed for disconnecting the communication between the mark leakage bottle and the first pipeline, the second valve body is opened, the production end and the detection end of the second pipeline are communicated, the production end is suitable for being connected with the production pipeline, the detection end is suitable for being connected with the detection device, and the detection of the production line is realized. From this, need not to demolish the mark after the calibration device is markd and leak the bottle, only need to close first valve body, the second valve body is opened, can realize the detection to production line to avoided the loaded down with trivial details dismouting at the demarcation in-process, be of value to save time, promote detection efficiency, can reduce simultaneously because often dismouting brings the damaged risk of mark leak the bottle.

According to some embodiments of the present application, the first valve body comprises a first port and a second port, the first port is connected with the first pipe, and the second port is adapted to be connected with the leakage bottle.

According to some embodiments of the present application, the first valve body includes a blocking member and a driving member, the blocking member is connected with the driving member, the blocking member is located at the second interface, and the driving member can drive the blocking member to switch on/off of the second interface.

According to some embodiments of the present application, the first conduit further comprises a calibration end detachably connected to the first interface.

According to some embodiments of the present application, the calibration device further comprises a maintenance state, wherein when the calibration device is in the maintenance state, the first valve body and the second valve body are both closed, the first pipeline is disconnected from the detection end, and the production end is disconnected from the detection end.

According to some embodiments of the present application, the first pipe comprises a first straight pipe, the second pipe comprises a second straight pipe, the first straight pipe and the second straight pipe are connected at a first position, and the first straight pipe and the second straight pipe are perpendicular to each other.

According to some embodiments of the present application, the second valve body comprises an opening degree adjusting member by which the second valve body adjusts the opening degree.

According to some embodiments of the present application, the second conduit is detachably connected to the second valve body.

According to some embodiments of the present application, the calibration device further comprises a leak-marking bottle provided with a leak-marking port detachably connected with the first valve body or the first pipe.

A detection device according to an embodiment of the second aspect of the present application comprises a detection means and a calibration means according to an embodiment of the first aspect of the present application described above, wherein the detection means is adapted to detect a gas component; the detection end of the calibration device is connected with the detection device, and the production end of the calibration device is suitable for being connected with a production pipeline.

The detection equipment provided by the embodiment of the application has at least the following beneficial effects: the calibration device is connected with the detection device, when the calibration is carried out, the first valve body of the calibration device is opened, the second valve body is closed, the calibration leakage bottle is communicated with the detection device, the calibration of the detection device is realized, after the calibration is finished, the first valve body is closed, the second valve body is opened, the production end of the second pipeline is communicated with the detection end, the production end is suitable for being connected with the production pipeline, the detection end is suitable for being connected with the detection device, the air tightness detection of products on the production line is realized, and the detection device avoids the disassembly and assembly after the calibration, and improves the detection efficiency.

Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.

Drawings

The application is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic structural diagram of a calibration device according to an embodiment of the present application;

FIG. 2 is a cross-sectional view of a calibration device according to an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a calibration device according to another embodiment of the present application.

Reference numerals:

a first conduit 100, a calibration end 110, a first straight tube 120;

a second pipeline 200, a production end 210, a detection end 220, a first position 230, and a second straight pipe 240;

the first valve body 300, the first interface 310, the second interface 320, the barrier 330, the driver 340;

second valve body 400, opening degree adjuster 410, chamber 420, rotating part 430, valve core 440;

a leak-proof bottle 500 and a leak-proof port 510.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it should be understood that references to orientation descriptions, such as directions of up, down, front, back, left, right, etc., are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

In the description of the present application, the meaning of a number is one or more, the meaning of a number is two or more, and greater than, less than, exceeding, etc. are understood to exclude the present number, and the meaning of a number above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present application, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present application can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical solution.

In the description of the present application, a description with reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Embodiments of the present application are described below with reference to the accompanying drawings:

referring to fig. 1 and 3, a calibration device according to an embodiment of the first aspect of the present application includes a first pipe 100, a second pipe 200, a first valve 300, and a second valve 400, where the second pipe 200 includes a production end 210 and a detection end 220, the production end 210 is communicable with the detection end 220, the production end 210 is capable of being connected to a production pipe (not shown in the drawing), a lumen of the second pipe 200 is communicable with a lumen of the production pipe, and the detection end 220 is suitable for being connected to a detection device (not shown in the drawing), and a lumen of the second pipe 200 is communicable with a gas passage of the detection device. The second pipe 200 is further provided with a first position 230, where the first pipe 100 and the second pipe 200 are connected at the first position 230, where the first pipe 100 and the second pipe 200 are communicable, where the first position 230 is located between the production end 210 and the detection end 220, and it is understood that the production end 210 is located at an upper end of the second pipe 200, and the detection end 220 is located at a lower end of the second pipe 200.

The first valve body 300 may be used to connect with the leakage target bottle 500, where the first valve body 300 is located between the first pipe 100 and the leakage target bottle 500, and may be used to switch between the first pipe 100 and the leakage target bottle 500. In some embodiments, the leak detection bottle 500 may also be connected to the first pipe 100, where the leak detection bottle 500 is in communication with the first pipe 100, the first valve 300 is located on the first pipe 100, the first valve 300 may control the on-off state of the first pipe 100, and the first pipe 100 is in communication with the second pipe 200, and the detection end 220 of the second pipe 200 is adapted to be connected to a detection device, so as to control the on-off state between the leak detection bottle 500 and the detection device. The second valve body 400 is disposed on the second pipeline 200, the second valve body 400 may be disposed between the first position 230 and the production end 210, that is, the first position 230 is disposed between the second valve body 400 and the detection end 220, in some embodiments, the second valve body 400 may also be connected to the production end 210, at this time, the second valve body 400 may be used to connect the production pipeline, the second valve body 400 is used to control a communication state between the production pipeline and the second pipeline 200, the first valve body 300 is opened to enable the connection between the leak detection bottle 500 and the detection device, the second valve body 400 is closed, the connection between the production end 210 and the detection end 220 of the second pipeline 200 is disconnected, the first valve body 300 is closed after the calibration is completed, the connection between the leak detection bottle 500 and the detection device is disconnected, the second valve body 400 is opened, the production end 210 is connected to the detection end 220, the production end 210 is suitable to connect the detection device, and the air tightness of the detection device to the battery can be achieved.

Therefore, the calibration device can be applied to a connection detection device, the first valve body 300 is opened, the communication between the leakage bottle 500 and the detection device can be realized, the calibration to the detection device is realized, it can be understood that the calibration device only needs to be installed on the detection device when being used for the first time, the first valve body 300 is used for controlling the on-off between the leakage bottle 500 and the detection device, the calibration to the detection device or the stopping after the calibration is completed can be realized, the disassembly is not needed when the calibration is stopped, the disassembly times of the leakage bottle 500 are obviously reduced, the detection efficiency is improved, in addition, the leakage bottle 500 belongs to fragile products and is high in price, the disassembly times are reduced, the leakage bottle 500 is protected, and the risk of the leakage bottle 500 due to frequent disassembly and breakage is reduced. After the calibration is finished, the first valve body 300 is closed, the second valve body 400 is opened, the communication between the detection device and the calibration leakage bottle 500 is disconnected, the communication between the detection device and the production pipeline is realized, the disassembly process of the calibration leakage bottle 500 and the installation process of the production pipeline are omitted by controlling the on-off of the first valve body 300 and the second valve body 400, the time of frequent disassembly and assembly is saved, the complicated disassembly and assembly steps during the calibration are simplified, and the detection efficiency is improved.

Specifically, the calibration device includes a calibration state and a detection state, in the calibration state, the second valve body 400 is closed, the first valve body 300 is opened, the first pipe 100 is communicated with the detection end 220, it should be noted that the first pipe 100 may be used to connect the leakage bottle 500, the first pipe 100 is connected to and communicates with the second pipe 200 at the first position 230, the first pipe 100 is communicated with the detection end 220, it is understood that the leakage bottle 500 is communicated with the detection end 220, the detection end 220 is used to connect with the detection device, the detection end 220 may be communicated with the detection device, so that the second valve body 400 is closed, the first valve body 300 is opened, the leakage bottle 500 may be communicated with the detection device for calibrating the detection device, the detection device is calibrated to be beneficial to guaranteeing the accuracy of the detection of the air tightness of the battery by the detection device, the battery is prevented from being damaged by foreign matters or liquid, and the reliability and safety of the battery are increased. In the detection state, the first valve body 300 is closed, so that the communication between the leakage bottle 500 and the production end 210 is disconnected, the second valve body 400 is opened, the production end 210 of the second pipeline 200 is communicated with the detection end 220, the production end 210 is suitable for being connected with a production pipeline, the detection end 220 is suitable for being connected with a detection device, it is understood that the pipe cavity of the production end 210 of the second pipeline 200 can be communicated with the production pipeline, and the pipe cavity of the detection end 220 of the second pipeline 200 can be communicated with the detection device. Therefore, the air tightness of the battery is detected by the calibrated detection device, the process of detaching the calibration leakage bottle 500 from the detection device and the process of installing the production pipeline on the detection device are omitted, the production efficiency is improved, and the requirement of the battery production capacity is met.

Referring to fig. 1, in some embodiments, the first valve body 300 includes a first interface 310 and a second interface 320, the first interface 310 faces left, the second interface 320 faces up, where the orientation of the second interface 320 is adjustable, the first interface 310 is connected to and communicates with the first pipe 100, the second interface 320 is used to connect the leakage bottle 500, the first valve body 300 can control on-off between the first interface 310 and the second interface 320, that is, the first valve body 300 can switch on-off between the leakage bottle 500 and the first pipe 100, the first pipe 100 is connected to and communicates with the second pipe 200 at the first position 230, the first valve body 300 is opened so that the first interface 310 is in communication with the second interface 320, so that the leakage bottle 500 can communicate with the second pipe 200, and the detection end 220 of the second pipe 200 is adapted to be connected to and communicate with a detection device, so that the leakage bottle 500 can communicate with the detection device. It should be noted that the connection between the first pipe 100 and the second pipe 200 may be a fixed connection or a detachable connection, and the first pipe 100 and the second pipe 200 may be in communication at the first position 230. The first location 230 should be located between the production end 210 and the detection end 220 of the second conduit 200. The first valve body 300 is opened and is used for communicating the first interface 310 and the second interface 320 under the calibration state, gas can float up or sink down in the standard leakage bottle 500 according to different densities, the second interface 320 faces upwards, the condition that gas in the standard leakage bottle 500 sinks is suitable for, the second interface 320 can also face downwards, the condition that gas in the standard leakage bottle 500 floats up is suitable for, the flow speed of gas in the standard leakage bottle 500 is beneficial to being increased, and the calibration speed of the detection device is increased.

Referring to fig. 1 and fig. 2, in some embodiments, the first valve body 300 includes a blocking member 330 and a driving member 340, the blocking member 330 is connected with the driving member 340, the driving member 340 can drive the blocking member 330 to move left and right, the blocking member 330 is located below the second interface 320, the blocking member 330 can be used to block the second interface 320, it should be noted that the blocking member 330 can adjust the closing degree of the second interface 320 according to the requirement, and can adjust the gas flow according to the calibration condition of the detection device, which is beneficial to increasing the adaptability to the calibration of the detection device. When the detection device is calibrated, the blocking piece 330 moves rightwards, the blocking piece 330 can control the opening degree of the second interface 320 according to the actual requirement, the second valve body 400 is closed, and the leak detection bottle 500 is communicated with the detection device. After calibrating the detection device, the blocking member 330 completely closes the second port 320, and the second valve body 400 is opened, so that the detection device is communicated with the production pipeline.

Referring to fig. 1, in some embodiments, the first conduit 100 includes a calibration end 110, the calibration end 110 being coupled to the first interface 310 such that the first valve body 300 controls the on-off between the second interface 320 and the first conduit 100. The connection between the calibration end 110 and the first interface 310 is detachable connection, and the detachable connection between the first valve body 300 and the first pipeline 100 is beneficial to replacing different valve bodies, in addition, the first valve body 300 is connected with the calibration leakage bottle 500, so that the calibration leakage bottle 500 can be replaced without being detached from the first valve body 300, the interface of the calibration leakage bottle 500 is beneficial to protecting, the abrasion of the interface of the calibration leakage bottle 500 is reduced, the service life of the calibration leakage bottle 500 is prolonged, the price of the calibration leakage bottle 500 is high, and the service life of the calibration leakage bottle 500 is prolonged, thereby being beneficial to reducing the production cost.

Referring to fig. 1 and 2, in some embodiments, the calibration device further includes a maintenance state in which the first valve body 300 is closed such that the leak bottle 500 is disconnected from the detection device, the leak bottle 500 is disconnected from the production end 210, the second valve body 400 is closed, and the production end 210 is disconnected from the detection end 220, wherein the detection device may be a mass spectrometer, and in the maintenance state, repair and maintenance may be performed on the calibration device to ensure tightness of the calibration device to ensure accuracy of the detection device. Or in the maintenance state, the temporary production stopping of the production line can be met, and the adaptability to the actual production condition is improved.

Referring to fig. 1, in some embodiments, the first pipe 100 includes a first straight pipe 120, the first pipe 130 extends in a left-right direction, the second pipe 200 includes a second straight pipe 240, the second straight pipe 240 extends in an up-down direction, the first straight pipe 120 is connected to the second straight pipe 240 at a first position 230, the first straight pipe 120 is perpendicular to the second straight pipe 240, it is understood that the second straight pipe 240 is provided with the first position 230, the first straight pipe 120 is perpendicular to and communicates with the second straight pipe 240, the first straight pipe 120 extends toward a side far from the second straight pipe 240, the calibrated end 110 is located at an end of the first pipe 100 facing away from the second pipe 200, i.e., the calibrated end 110 is located at a right side of the first pipe 100, the calibrated end 110 is connected to and communicates with the first valve body 300, and the first straight pipe 120 is perpendicular to and communicates with the second straight pipe 240, such that the first pipe 100 extends rightward, which is beneficial for providing a sufficient installation space for the first valve body 300.

Referring to fig. 1 and 2, in some embodiments, the second valve body 400 includes an opening degree adjusting member 410 and a cavity 420, the opening degree adjusting member 410 includes a rotating part 430 and a valve body 440, the rotating part 430 is connected with the valve body 440, the rotating part 430 may be located at the left side outside the cavity 420 of the second valve body 400, the valve body 440 is disposed in the cavity 420, and the opening degree adjusting member 410 allows the opening degree of the second valve body 400 to be adjustable, for example, the second valve body 400 may employ a flow valve or a manual ball valve. Accordingly, the flow rate of the gas in the second pipe 200 can be adjusted by the opening degree of the second valve body 400. Specifically, referring to fig. 2, in some embodiments, the second valve body 400 is provided with a cavity 420, the upper end and the lower end of the cavity 420 are provided with openings, the opening at the upper end of the cavity 420 can be used for being connected and communicated with the second pipeline 200, the opening at the lower end of the cavity 420 can also be used for being connected and communicated with the second pipeline 200, the second pipeline 200 can be divided into an upper part and a lower part by taking the position of the cavity 420 as a boundary, the rotating part 430 can drive the valve core 440 to rotate, the valve core 440 changes the gap between the valve core 440 and the inner wall of the cavity 420 through rotation, and according to different rotation degrees of the rotating part 430, the on-off blocking degree of the valve core 440 on the cavity 420 is also different, so that the second valve body 400 can control the gas flow rate and on-off of the second valve body 400, and the gas flow rate from the production pipeline to the detection device can be controlled, so as to obtain better detection effect.

Referring to fig. 1 and 2, in some embodiments, the second pipe 200 is detachably connected to the second valve body 400, and the second pipe 200 and the second valve body 400 may be connected by threads, for example, external threads are provided on the second pipe 200, and internal threads are provided on the second valve body 400. The second pipeline 200 and the second valve body 400 are detachably connected, so that the second pipeline 200 or the second valve body 400 is overhauled and maintained, in addition, a plurality of valve bodies can be connected to the second pipeline 200, and then the valve bodies are connected with a plurality of production pipelines, so that the production pipelines which are communicated with the detection device can be rapidly switched without dismounting, and the rapid switching detection of different production pipelines can be realized.

The calibration device of the embodiment of the application may not include the leak bottle 500, but is configured by using the leak bottle 500 as a fitting, and is applied to the calibration device of the embodiment of the application for use when being applied to detection calibration. Specifically, referring to fig. 1, when the leak detection bottle 500 is mounted on the calibration device of the embodiment of the present application, the first valve body 300 is connected to and communicates with the first pipe 100, and the leak detection bottle 500 may be connected to the first valve body 300, or, referring to fig. 3, the first valve body 300 is disposed on the first pipe 100, and the leak detection bottle 500 may also be connected to and communicates with the first pipe 100.

Alternatively, referring to fig. 1, in some embodiments, the calibration device may also include a leak-testing bottle 500, where the leak-testing bottle 500 is provided with a leak-testing port 510, and the leak-testing port 510 is connected to the second interface 320 to ensure communication between the leak-testing port 510 and the first valve 300, and it is understood that the leak-testing port 510 is detachably connected to the first valve 300, so as to facilitate replacement of different leak-testing bottles 500 or valve bodies. In some embodiments, referring to fig. 3, the leak 510 may also be removably connected to the first conduit 100. The detachable connection between the leakage bottle 500 and the first valve body 300, or the detachable connection between the leakage bottle 500 and the first pipeline 100 is beneficial to expanding connection on the first valve body 300 or the first pipeline 100, so that the first valve body 300 or the first pipeline 100 can be connected with a plurality of leakage bottles 500, and the calibration requirement of the detection device can be better met.

Referring to fig. 1 and 2, a detection apparatus according to the second aspect of the present application includes a detection device and a calibration device as described above, wherein the detection device may be a mass spectrometer (not shown in the drawings), the mass spectrometer is used to detect a gas component, calibration may be achieved by communicating with a leak bottle 500 or gas tightness detection of a battery may be achieved by communicating with a production pipe, specifically, a detection end 220 of a second pipe 200 is used to connect with and maintain communication with the mass spectrometer, a production end 210 of the second pipe 200 is used to connect with and maintain communication with the production pipe, a first valve 300 is opened, a second valve 400 is closed, the leak bottle 500 is connected to and communicates with the first pipe 100 through the first valve 300, the first pipe 100 is connected to and communicates with the second pipe 200 at a first position 230, and a detection end 220 of the second pipe 200 is adapted to connect with the mass spectrometer, whereby calibration gas in the leak bottle 500 may sequentially flow to the mass spectrometer through the first valve 300, the first pipe 100 and the second pipe 200, calibration of the mass spectrometer may be achieved by controlling only the first valve 300 and the second valve 400, and the operation is simple and convenient.

In addition, the first valve body 300 is closed, the second valve body 400 is opened, the communication between the standard leakage bottle 500 and the first pipeline 100 is disconnected, the production end 210 of the second pipeline 200 is communicated with the detection end 220, the production end 210 is suitable for being communicated with the production pipeline, the detection end 220 is suitable for being communicated with a mass spectrometer, detection of a source to be detected in the production pipeline can be realized by detection equipment, the standard leakage bottle 500, the first pipeline 100, the second pipeline 200, the first valve body 300 and the second valve body 400 are not required to be detached from the mass spectrometer after the detection equipment is calibrated, cumbersome disassembly steps are omitted, time is saved, continuity and efficiency of production are guaranteed, the standard leakage bottle 500 belongs to fragile products at the same time, and the risk of breakage of the standard leakage bottle 500 due to frequent disassembly is reduced.

The embodiments of the present application have been described in detail above with reference to the accompanying drawings, but the present application is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present application. Furthermore, embodiments of the present application and features of the embodiments may be combined with each other without conflict.

Claims (10)

1. A calibration device, comprising:

the device comprises a first pipeline and a second pipeline, wherein the second pipeline comprises a production end and a detection end, the production end is suitable for being connected with the production pipeline, the detection end is suitable for being connected with a detection device, the first pipeline is connected with a first position of the second pipeline, and the first position is located between the production end and the detection end;

the first valve body is arranged on the first pipeline, the first valve body or the first pipeline is suitable for being connected with a leakage bottle, and the first valve body is used for switching on and off of a channel between the first pipeline and the leakage bottle;

the second valve body is arranged on the second pipeline and is positioned between the production end and the first position and used for switching on and off of the second pipeline;

the calibration device comprises a calibration state and a detection state, wherein in the calibration state, the first valve body is opened, the second valve body is closed, the first pipeline is communicated with the detection end, and the communication between the first pipeline and the production end is cut off;

in the detection state, the first valve body is closed, the second valve body is opened, and the detection end is communicated with the production end.

2. The calibration device of claim 1, wherein the first valve body comprises a first port and a second port, the first port being connected to the first conduit, the second port being adapted to connect to the leak-down bottle.

3. The calibration device according to claim 2, wherein the first valve body comprises a blocking member and a driving member, the blocking member is connected with the driving member, the blocking member is located at the second interface, and the driving member can drive the blocking member to switch on/off of the second interface.

4. The calibration device of claim 2, wherein the first conduit further comprises a calibration end, the calibration end being removably coupled to the first interface.

5. The calibration device of claim 1, further comprising a maintenance state in which both the first valve body and the second valve body are closed, the first conduit is disconnected from the detection end, and the production end is disconnected from the detection end.

6. The calibration device of claim 2, wherein the first conduit comprises a first straight tube and the second conduit comprises a second straight tube, the first straight tube and the second straight tube being connected at the first location, the first straight tube and the second straight tube being perpendicular to each other.

7. The calibration device according to claim 1, wherein the second valve body includes an opening degree adjusting member by which the second valve body adjusts the opening degree.

8. The calibration device of claim 1, wherein the second conduit is detachably connected to the second valve body.

9. The calibration device according to any one of claims 1 to 8, further comprising a leak-off bottle provided with a leak-off port, which is detachably connected to the first valve body or the first pipe.

10. A detection apparatus, characterized by comprising:

a detection device adapted to detect a gas component;

calibration device according to any one of claims 1 to 9, the detection end being connected to the detection device, the production end being adapted to be connected to a production pipe.