CN217586498U - On-line sampler for kettle - Google Patents
On-line sampler for kettle Download PDFInfo
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- CN217586498U CN217586498U CN202221443682.XU CN202221443682U CN217586498U CN 217586498 U CN217586498 U CN 217586498U CN 202221443682 U CN202221443682 U CN 202221443682U CN 217586498 U CN217586498 U CN 217586498U
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Abstract
The utility model discloses an online sampler for cauldron contains: the device comprises a lower bearing piece, an upper bearing piece, a glass visual cup, a jacket pipe, a buffer module and a detection module; the jacketed pipe is arranged on the external reaction kettle, the input end of the inner pipe of the jacketed pipe is positioned below the liquid level of the sample liquid in the inner cavity of the reaction kettle, and the output end of the outer pipe of the jacketed pipe is positioned above the liquid level of the sample liquid in the inner cavity of the reaction kettle; the lower bearing piece is arranged on the jacket sleeve; the glass visual cup is arranged on the lower bearing piece; the upper bearing piece is arranged on the glass sight cup; the buffer module is arranged on the lower bearing piece, the upper bearing piece and the glass viewing cup and is connected with the jacket pipe; the detection module is arranged on the upper bearing piece, is connected with the buffer module and the glass viewing cup, and is connected with an external vacuumizing device. The utility model provides a defect that the sampling detection accuracy nature is low that the sampler exists among the prior art, have the sampling and detect characteristics that the precision is high, the use convenience is strong.
Description
Technical Field
The utility model relates to an airtight sampling equipment technical field of reation kettle, in particular to online sampler for cauldron.
Background
In the sampling mechanism of the sampler in the prior art, sample liquid in a reaction kettle is directly extracted and sampled, a user opens a vacuum valve, the sampler extracts the sample liquid in the reaction kettle, and when the sample liquid is extracted to a preset position by the sampler, the user closes the vacuum valve and opens a sampling valve and an exhaust valve which are connected with a sampling bottle, so that the sample liquid extracted to the preset position flows into the sampling bottle along the sampling valve to complete sampling; however, the sampling mechanism of the sampler in the prior art cannot realize the sampling of the sample liquid in the continuous circulating flow state of the sample liquid, and cannot pre-wash the flow channel of the sampler and the sampling bottle itself before sampling, and impurities remained on the inner wall of the flow channel of the sampler can cause great influence on the sampling result, so that the sampler has the defect of low sampling detection accuracy.
SUMMERY OF THE UTILITY MODEL
According to the embodiment of the utility model provides an online sampler for cauldron contains: the device comprises a lower bearing piece, an upper bearing piece, a glass visual cup, a jacket pipe, a buffer module and a detection module;
the jacketed pipe is arranged on the external reaction kettle, the input end of the inner pipe of the jacketed pipe is positioned below the liquid level of the sample liquid in the inner cavity of the reaction kettle, and the output end of the outer pipe of the jacketed pipe is positioned above the liquid level of the sample liquid in the inner cavity of the reaction kettle;
the lower bearing piece is arranged on the jacket sleeve;
the glass visual cup is arranged on the lower bearing piece;
the upper bearing piece is arranged on the glass viewing cup;
the buffer module is arranged on the lower bearing piece, the upper bearing piece and the glass viewing cup and is connected with the jacket pipe;
the detection module is arranged on the upper bearing piece, is connected with the buffer module and the glass viewing cup, and is connected with an external vacuumizing device.
Further, the buffer module comprises: the device comprises a connecting pipe, a first flow passage and a first one-way valve;
the connecting pipe is arranged in the inner cavity of the glass visual cup, one end of the connecting pipe penetrates through the lower bearing piece and is connected with the output end of the inner pipe of the jacket pipe, and the other end of the connecting pipe penetrates through the upper bearing piece and is connected with the detection module;
the first flow channel is arranged in the lower bearing piece, one end of the first flow channel is communicated with the inner cavity of the glass viewing cup, and the other end of the first flow channel is connected with the input end of the outer tube of the jacket tube;
the first check valve is disposed inside the first flow passage for restricting a flow direction of the fluid in the first flow passage.
Further, the detection module comprises: the detection bearing part, the second flow channel, the second valve, the third flow channel, the third valve, the vacuumizing valve, the first valve, the connecting flow channel, the second one-way valve, the fifth flow channel, the hose, the fourth flow channel and the sampling assembly are arranged on the detection bearing part;
the first valve is arranged at the top of the upper bearing piece;
the second valve is arranged on the top of the upper bearing piece;
the third valve is arranged at the top of the upper bearing piece, and one end of the third valve is connected with the buffer module;
the second flow channel is arranged in the upper bearing piece, one end of the second flow channel penetrates through the outer wall of the upper bearing piece and is communicated with the inner cavity of the glass visual cup, and the other end of the second flow channel is connected with one end of the second valve;
the third flow channel is arranged in the upper bearing piece, one end of the third flow channel penetrates through the outer wall of the upper bearing piece and is communicated with the inner cavity of the glass viewing cup, and the other end of the third flow channel is connected with one end of the first valve;
the fourth flow channel is arranged inside the detection bearing piece, and one end of the fourth flow channel penetrates through the outer wall of the detection bearing piece and is connected with the other end of the second valve;
the fifth flow channel is arranged in the detection bearing part, one end of the fifth flow channel penetrates through the outer wall of the detection bearing part and is connected with the other end of the third valve, and the other end of the fifth flow channel is communicated with the other end of the fourth flow channel through a hose;
the connecting flow channel is arranged inside the detection bearing part, one end of the connecting flow channel penetrates through the outer wall of the detection bearing part and is connected with the other end of the first valve, the other end of the connecting flow channel is communicated with the fifth flow channel, and the connecting flow channel is connected with the vacuumizing device;
the second one-way valve is arranged at the other end of the connecting flow passage and is used for limiting the flow direction of the fluid in the connecting flow passage;
the sampling assembly is arranged on the detection bearing part and connected with the fourth flow passage for collecting the sample liquid flowing through the fourth flow passage.
Further, the detection module further comprises: and the spray head is connected with one end of the third flow channel and is positioned in the inner cavity of the glass viewing cup.
Further, the sampling assembly comprises: a first sampling bottle and a sampling valve;
the first sampling bottle is arranged on the detection bearing part, and the bottle mouth of the first sampling bottle is connected with the fourth flow channel and is used for collecting sample liquid flowing through the fourth flow channel;
the sampling valve is arranged on the detection bearing part and connected with the bottle opening of the first sampling bottle, and is used for controlling the opening and closing of the bottle opening of the first sampling bottle.
Further, the sampling assembly comprises: the sampling device comprises a cylinder, a hollow shaft, a gear, a rack, a sampling head, a sampling flow channel and a second sampling bottle;
the hollow shaft is rotatably arranged in the detection bearing piece, and one end of the hollow shaft penetrates through the outer wall of the detection bearing piece and protrudes out of the outer surface of the detection bearing piece;
the gear is arranged on the side wall of the hollow shaft and used for driving the hollow shaft to rotate;
the cylinder is arranged on the detection bearing piece;
the rack is arranged at the execution end of the cylinder and meshed with the gear;
the sampling head is arranged at one end of the hollow shaft;
the sampling flow passage is arranged in the sampling head, one end of the sampling flow passage is communicated with the other end of the fourth flow passage through the inner cavity of the hollow shaft, and the other end of the sampling flow passage is communicated with the other end of the fifth flow passage through a hose;
the second sampling bottle is arranged on the sampling head, and a bottle opening of the second sampling bottle is communicated with the sampling flow channel and used for collecting fluid flowing through the sampling flow channel.
Further, the detection module further comprises: and the online PH detector is connected with the inner cavity of the fifth flow channel and is used for detecting the PH value of the fluid flowing through the fifth flow channel in real time.
Further, the method also comprises the following steps: and the cleaning assembly is used for connecting the connecting flow channel with an external cleaning liquid conveying device and an external nitrogen gas source.
Further, the cleaning assembly comprises: a cleaning liquid control valve and a nitrogen control valve;
one end of the cleaning liquid control valve is connected with the cleaning liquid conveying device, and the other end of the cleaning liquid control valve is connected with the connecting flow channel;
one end of the nitrogen control valve is connected with a nitrogen source, and the other end of the nitrogen control valve is connected with the connecting flow channel.
According to the utility model discloses online sampler for cauldron has solved thereby the sampler among the prior art because of can't wash in advance pipeline and sampling bottle itself inside before the sampling and causes great influence to the sampling result, and then makes the low defect of sampling detection accuracy nature of the sampler existence among the prior art, has the characteristics that the sampling detection precision is high, the convenience is strong of use.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the claimed technology.
Drawings
FIG. 1 is a schematic assembly diagram of a first embodiment of an on-line sampler for a tank according to an embodiment of the present invention;
fig. 2 is an assembly diagram of a second embodiment of the on-line sampler for the kettle according to the present invention.
Detailed Description
The present invention will be further described with reference to the following detailed description of preferred embodiments thereof, which is to be read in connection with the accompanying drawings.
First, an on-line sampler for a kettle according to an embodiment of the present invention will be described with reference to fig. 1 to 2, for collecting a sample liquid in a reaction kettle 8, which has a wide application range.
As shown in FIGS. 1 to 2, the utility model discloses online sampler for kettle comprises: the device comprises a lower bearing piece 1, an upper bearing piece 2, a glass visual cup 3, a jacket pipe 4, a buffer module and a detection module.
Specifically, as shown in fig. 1 to 2, the jacketed pipe 4 is arranged on the external reaction kettle 8, the input end of the inner pipe of the jacketed pipe 4 is located below the liquid level of the sample liquid in the inner cavity of the reaction kettle 8, and the output end of the outer pipe of the jacketed pipe 4 is located above the liquid level of the sample liquid in the inner cavity of the reaction kettle 8; the lower carrier 1 is arranged on the jacket sleeve 4; the glass visual cup 3 is arranged on the lower bearing piece 1; the upper bearing piece 2 is arranged on the glass viewing cup 3; the buffer module is arranged on the lower bearing piece 1, the upper bearing piece 2 and the glass visual cup 3 and is connected with the jacket sleeve 4.
Further, as shown in fig. 1 to 2, the buffer module includes: a connection pipe 51, a first flow passage 52, a first check valve 53; the connecting pipe 51 is arranged in the inner cavity of the glass visual cup 3, one end of the connecting pipe 51 penetrates through the lower bearing piece 1 to be connected with the output end of the inner pipe of the jacket sleeve 4, and the other end of the connecting pipe 51 penetrates through the upper bearing piece 2 to be connected with the detection module; the first flow channel 52 is arranged inside the lower bearing part 1, one end of the first flow channel 52 is communicated with the inner cavity of the glass visual cup 3, and the other end of the first flow channel 52 is connected with the input end of the outer tube of the jacket tube 4; the first check valve 53 is provided inside the first flow passage 52 for restricting the flow direction of the fluid in the first flow passage 52.
Specifically, as shown in fig. 1 to 2, the detection module is disposed on the upper carrier 2, the detection module is connected to the buffer module and the glass viewing cup 3, and the detection module is connected to an external vacuum pumping device 9.
Further, as shown in fig. 1 to 2, the detection module includes: a detection carrier 61, a second flow channel 62, a second valve 63, a third flow channel 64, a third valve 65, an evacuation valve 66, a first valve 67, a connecting flow channel 68, a second one-way valve 69, a fifth flow channel 70, a flexible tube 71, a fourth flow channel 72, and a sampling assembly; a first valve 67 is arranged on top of the upper carrier 2; a second valve 63 is arranged on top of the upper carrier 2; the third valve 65 is arranged at the top of the upper bearing piece 2, and one end of the third valve 65 is connected with the buffering module; a second flow channel 62 is arranged inside the upper bearing piece 2, one end of the second flow channel 62 penetrates through the outer wall of the upper bearing piece 2 to be communicated with the inner cavity of the glass visual cup 3, and the other end of the second flow channel 62 is connected with one end of a second valve 63; a third flow channel 64 is arranged in the upper bearing piece 2, one end of the third flow channel 64 penetrates through the outer wall of the upper bearing piece 2 and is communicated with the inner cavity of the glass viewing cup 3, and the other end of the third flow channel 64 is connected with one end of a first valve 67; the fourth flow channel 72 is arranged inside the detection carrier 61, and one end of the fourth flow channel 72 penetrates through the outer wall of the detection carrier 61 and is connected with the other end of the second valve 63; the fifth flow channel 70 is arranged inside the detection carrier 61, one end of the fifth flow channel 70 penetrates through the outer wall of the detection carrier 61 and is connected with the other end of the third valve 65, and the other end of the fifth flow channel 70 is communicated with the other end of the fourth flow channel 72 through a hose 71; the connecting flow channel 68 is arranged inside the detection bearing part 61, one end of the connecting flow channel 68 penetrates through the outer wall of the detection bearing part 61 and is connected with the other end of the first valve 67, the other end of the connecting flow channel 68 is communicated with the fifth flow channel 70, and the connecting flow channel 68 is connected with the vacuumizing device 9; a second check valve 69 is provided at the other end of the connection flow passage 68 for restricting the flow direction of the fluid in the connection flow passage 68; the sampling assembly is arranged on the detection bearing part 61, and the sampling assembly is connected with the fourth flow channel 72 and is used for collecting the sample liquid flowing through the fourth flow channel 72.
Further, as shown in fig. 1 to 2, the detection module further includes: the spray head 73 is connected with one end of the third flow channel 64, the spray head 73 is positioned in the inner cavity of the glass sight cup 3 and used for spraying cleaning liquid on the inner wall of the glass sight cup 3, the cleaning effect of the embodiment is enhanced, and the sampling detection precision of the embodiment is improved.
Further, as shown in fig. 1 to 2, the sampling component includes: a first sampling bottle 741, a sampling valve 742; the first sampling bottle 741 is arranged on the detection carrier 61, and a bottle mouth of the first sampling bottle 741 is connected with the fourth flow channel 72 and is used for collecting sample liquid flowing through the fourth flow channel 72; a sampling valve 742 is disposed on the inspection carrier 61, and the sampling valve 742 is connected to a mouth of the first sampling bottle 741 for controlling opening and closing of the mouth of the first sampling bottle 741.
Further, as shown in fig. 2, the sampling assembly comprises: cylinder 743, hollow shaft 744, gear, rack, sampling head 745, sampling flow channel 746, second sampling bottle 747; the hollow shaft 744 is rotatably arranged inside the detection carrier 61, and one end of the hollow shaft 744 penetrates through the outer wall of the detection carrier 61 and protrudes out of the outer surface of the detection carrier 61; the gear is arranged on the side wall of the hollow shaft 744 and is used for driving the hollow shaft 744 to rotate; the air cylinder 743 is provided on the detection carrier 61; the rack is arranged at the execution end of the air cylinder 743 and is meshed with the gear; the sampling flow channel 746 is arranged inside the sampling head 745, one end of the sampling flow channel 746 is communicated with the other end of the fourth flow channel 72 through the inner cavity of the hollow shaft 744, and the other end of the sampling flow channel 746 is communicated with the other end of the fifth flow channel 70 through the hose 71; the second sampling bottle 747 is arranged on the sampling head 745, and the opening of the second sampling bottle 747 is communicated with the sampling flow channel 746, and is used for collecting the fluid flowing through the sampling flow channel 746; the person of facilitating the use carries out the pre-flush through the rotatory sampling bottle of control cylinder 743 before the sampling to the inner chamber of sampling bottle, prevents that the residue of sampling bottle inner wall from causing the influence to the sampling testing result, has improved the sampling detection precision of this embodiment, makes this embodiment possess the characteristics that the convenience is high.
Further, as shown in fig. 1 to 2, the detection module further includes: online PH detector 75, online PH detector 75 links to each other with the inner chamber of fifth runner 70 for the PH value of the fluidic of real-time detection flow through fifth runner 70, and the person of facilitating the use carries out real-time detection to the PH data of the sample liquid of this embodiment sampling, has improved the use convenience of this embodiment.
Further, as shown in FIGS. 1 to 2, the ink composition further comprises: and the cleaning assembly is used for connecting the connecting flow passage 68 with the external cleaning liquid conveying device 10 and the external nitrogen gas source 11.
Further, as shown in fig. 1 to 2, the cleaning assembly includes: a cleaning liquid control valve 761 and a nitrogen gas control valve 762; one end of the cleaning liquid control valve 761 is connected to the cleaning liquid delivery apparatus 10, and the other end of the cleaning liquid control valve 761 is connected to the connection flow path 68; nitrogen gas source 11 is connected to nitrogen gas control valve 762's one end, and nitrogen gas control valve 762's the other end links to each other with connecting runner 68, has realized carrying out no dead angle to the interior runner of this embodiment and has washd, has reduced remaining impurity in the runner to the very big extent and has promoted the sampling detection precision of this embodiment to the influence of sampling result.
The first embodiment is as follows:
as shown in fig. 1, when the apparatus is operated, a user opens the vacuum-pumping valve 66, the first valve 67, the second valve 63 and the third valve 65, the vacuum-pumping device 9 sequentially passes through the vacuum-pumping valve 66, the connecting flow channel 68, the first valve 67, the third flow channel 64 and the shower head 73 to pump air from the inner cavity of the glass viewing cup 3, creating a negative pressure environment for the inner cavity of the glass viewing cup 3, and further pumping the sample liquid in the reaction kettle 8, the sample liquid in the reaction kettle 8 sequentially passes through the inner tube of the jacketed pipe 4, the connecting pipe 51 and the third valve 65, and enters the fifth flow channel 70, and at the same time, the online PH detector 75 connected to the inner cavity of the fifth flow channel 70 performs real-time PH data detection on the sample liquid flowing through the inner cavity of the fifth flow channel 70, the sample liquid in the inner cavity of the fifth flow channel 70 sequentially flows through the hose 71, the fourth flow channel 72, the second valve 63 and the second flow channel 62 and enters the inner cavity of the glass sight cup 3, when the liquid level of the sample liquid in the inner cavity of the glass sight cup 3 reaches a certain height, the user closes the vacuum pumping valve 66, so that the external vacuum power source is disconnected, when the pressure of the inner cavity of the reaction kettle 8 and the inner cavity of the glass sight cup 3 is rapidly balanced, the sample liquid accumulated in the inner cavity of the glass sight cup 3 naturally sags due to gravity and sequentially flows through the first flow channel 52, the first one-way valve 53 and the outer tube of the jacket tube 4 and enters the inner cavity of the reaction kettle 8, and the sample liquid is enabled to complete circulation and backflow inside the embodiment. When the sample liquid circulates in the inside of this embodiment, the user opens the sampling valve, and the sampling bottle is opened, gathers the sample liquid in the fourth runner 72 inner chamber, and the user closes the sampling valve and changes the sampling bottle after gathering and accomplishing and can accomplish the sampling. When a user cleans the embodiment, the user opens the third valve 65, closes the first valve 67, the second valve 63 and the vacuuming valve 66, and opens the cleaning fluid control valve 761 and the nitrogen control valve 762 in sequence, so that the cleaning and purging of the inner cavities of the connecting flow passage 68, the fifth flow passage 70, the connecting pipe 51 and the inner cavity of the inner pipe of the jacketed pipe 4 can be completed; when a user opens the second valve 63, closes the first valve 67, the third valve 65 and the vacuuming valve 66, and opens the cleaning liquid control valve 761 and the nitrogen control valve 762 in sequence, the inner cavities of the connecting flow passage 68, the fifth flow passage 70, the hose 71, the fourth flow passage 72, the second flow passage 62, the glass viewing cup 3, the first flow passage 52 and the outer tube of the jacket tube 4 can be cleaned and purged; when a user opens the first valve 67, closes the second valve 63, the third valve 65 and the vacuuming valve 66, and sequentially opens the cleaning liquid control valve 761 and the nitrogen gas control valve 762, the cleaning and purging of the connecting flow passage 68, the third flow passage 64, the inner wall of the glass viewing cup 3, the first flow passage 52 and the inner cavity of the outer tube of the jacket tube 4 can be completed, and finally the dead-corner-free cleaning of the embodiment is completed; this embodiment just makes the inner loop of sample liquid in this embodiment before sampling to the sample liquid in reation kettle 8, carries out the prewashing to the internal flow of this embodiment, prevents that the inner wall from remaining impurity from causing the influence to the sampling result, has promoted this embodiment sampling detection precision, thereby has solved the sampler among the prior art because of can't wash in advance the pipeline and the sampling bottle of inside before the sampling and cause the defect of great influence to the sampling result.
Example two:
as shown in fig. 2, when the apparatus is operated, a user opens the vacuum-pumping valve 66, the first valve 67, the second valve 63 and the third valve 65, the vacuum-pumping device 9 sequentially passes through the vacuum-pumping valve 66, the connecting flow channel 68, the first valve 67, the third flow channel 64 and the shower head 73 to pump air from the inner cavity of the glass viewing cup 3, creating a negative pressure environment in the inner cavity of the glass viewing cup 3, and further pumping the sample liquid in the reaction kettle 8, the sample liquid in the reaction kettle 8 sequentially passes through the inner tube of the jacketed pipe 4, the connecting pipe 51 and the third valve 65, and enters the fifth flow channel 70, and at the same time, the online PH detector 75 connected to the inner cavity of the fifth flow channel 70 performs real-time PH data detection on the sample liquid flowing through the inner cavity of the fifth flow channel 70, the sample liquid in the inner cavity of the fifth flow channel 70 sequentially flows through the hose 71, the sampling flow channel 746, the fourth flow channel 72, the second valve 63 and the second flow channel 62 to enter the inner cavity of the glass sight cup 3, when the liquid level of the sample liquid in the inner cavity of the glass sight cup 3 reaches a certain height, the vacuum pumping valve 66 is closed by a user, so that the external vacuum power source is disconnected, and when the pressure in the inner cavity of the reaction kettle 8 and the inner cavity of the glass sight cup 3 is rapidly balanced, the sample liquid accumulated in the inner cavity of the glass sight cup 3 naturally sags due to gravity and sequentially flows through the first flow channel 52, the first one-way valve 53 and the outer tube of the jacket tube 4 to enter the inner cavity of the reaction kettle 8, so that the sample liquid completes the circulating reflux in the inner cavity of the embodiment. When the sample liquid circulates inside the sampling device, the user opens the air cylinder 743, the air cylinder 743 drives the rack to be meshed with the gear, the hollow shaft 744 is driven to rotate 180 degrees, the sampling bottle is driven to collect the sample liquid flowing through the sampling flow channel 746, and after the collection is completed, the user closes the vacuum valve 66 to replace the sampling bottle, so that the sampling can be completed. When a user cleans the embodiment, the user opens the third valve 65, closes the first valve 67, the second valve 63 and the vacuuming valve 66, and opens the cleaning fluid control valve 761 and the nitrogen control valve 762 in sequence, so that the cleaning and purging of the inner cavities of the connecting flow passage 68, the fifth flow passage 70, the connecting pipe 51 and the inner cavity of the inner pipe of the jacketed pipe 4 can be completed; when a user opens the second valve 63, closes the first valve 67, the third valve 65 and the vacuuming valve 66, and opens the cleaning liquid control valve 761 and the nitrogen gas control valve 762 in sequence, the inner cavities of the outer tubes of the connecting flow channel 68, the fifth flow channel 70, the hose 71, the sampling flow channel 746, the fourth flow channel 72, the second flow channel 62, the glass cup 3, the first flow channel 52 and the jacket tube 4 can be cleaned and purged; when the user opens the first valve 67, closes the second valve 63, the third valve 65 and the evacuation valve 66, and sequentially opens the cleaning liquid control valve 761 and the nitrogen gas control valve 762, the cleaning and purging of the connecting flow passage 68, the third flow passage 64, the inner wall of the glass visual cup 3, the first flow passage 52 and the inner cavity of the outer tube of the jacket tube 4 can be completed, and finally the dead-corner-free cleaning of the embodiment is completed; this embodiment just makes the inner loop of sample liquid at this embodiment before sampling to the sample liquid in reation kettle 8, carries out the preflush to the internal flow of this embodiment, prevents that the inner wall from remaining impurity from causing the influence to the sampling result, has promoted this embodiment sampling detection precision, thereby has solved the sampler among the prior art because of can't wash in advance the pipeline of inside before the sampling and cause the defect of great influence to the sampling result.
Above, have described with reference to fig. 1 to 2 and have been used according to the utility model discloses online sampler for cauldron, thereby solved the sampler among the prior art and caused great influence to the sampling result because of can't wash in advance pipeline and the sampling bottle of inside before the sampling, and then make the low defect of sampling detection accuracy nature of the sampler existence among the prior art, have the sampling detection precision height, the strong characteristics of convenience of use.
It should be noted that, in the present specification, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
While the present invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the present invention. Numerous modifications and alterations will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (9)
1. An in-line kettle sampler, comprising: the device comprises a lower bearing piece, an upper bearing piece, a glass visual cup, a jacket pipe, a buffer module and a detection module;
the jacketed pipe is arranged on an external reaction kettle, the input end of the inner pipe of the jacketed pipe is positioned below the liquid level of the sample liquid in the inner cavity of the reaction kettle, and the output end of the outer pipe of the jacketed pipe is positioned above the liquid level of the sample liquid in the inner cavity of the reaction kettle;
the lower bearing piece is arranged on the jacket sleeve;
the glass viewing cup is arranged on the lower bearing piece;
the upper bearing piece is arranged on the glass viewing cup;
the buffer module is arranged on the lower bearing piece, the upper bearing piece and the glass viewing cup, and the buffer module is connected with the jacket pipe;
the detection module is arranged on the upper bearing piece, the detection module is connected with the buffer module and the glass viewing cup, and the detection module is connected with an external vacuumizing device.
2. The in-kettle online sampler of claim 1, wherein the buffer module comprises: the device comprises a connecting pipe, a first flow passage and a first one-way valve;
the connecting pipe is arranged in an inner cavity of the glass visual cup, one end of the connecting pipe penetrates through the lower bearing piece and is connected with the output end of the inner pipe of the jacket pipe, and the other end of the connecting pipe penetrates through the upper bearing piece and is connected with the detection module;
the first flow channel is arranged in the lower bearing piece, one end of the first flow channel is communicated with an inner cavity of the glass visual cup, and the other end of the first flow channel is connected with the input end of the outer tube of the jacket tube;
the first check valve is disposed inside the first flow passage to restrict a flow direction of the fluid in the first flow passage.
3. The in-line kettle sampler of claim 1, wherein the detection module comprises: the detection bearing part, the second flow channel, the second valve, the third flow channel, the third valve, the vacuumizing valve, the first valve, the connecting flow channel, the second one-way valve, the fifth flow channel, the hose, the fourth flow channel and the sampling assembly are arranged on the detection bearing part;
the first valve is arranged on the top of the upper bearing piece;
the second valve is arranged on the top of the upper bearing piece;
the third valve is arranged at the top of the upper bearing piece, and one end of the third valve is connected with the buffer module;
the second flow channel is arranged in the upper bearing piece, one end of the second flow channel penetrates through the outer wall of the upper bearing piece and is communicated with the inner cavity of the glass viewing cup, and the other end of the second flow channel is connected with one end of the second valve;
the third flow channel is arranged in the upper bearing piece, one end of the third flow channel penetrates through the outer wall of the upper bearing piece and is communicated with the inner cavity of the glass viewing cup, and the other end of the third flow channel is connected with one end of the first valve;
the fourth flow channel is arranged inside the detection bearing part, and one end of the fourth flow channel penetrates through the outer wall of the detection bearing part and is connected with the other end of the second valve;
the fifth flow passage is arranged inside the detection bearing part, one end of the fifth flow passage penetrates through the outer wall of the detection bearing part and is connected with the other end of the third valve, and the other end of the fifth flow passage is communicated with the other end of the fourth flow passage through the hose;
the connecting flow channel is arranged inside the detection bearing part, one end of the connecting flow channel penetrates through the outer wall of the detection bearing part and is connected with the other end of the first valve, the other end of the connecting flow channel is communicated with the fifth flow channel, and the connecting flow channel is connected with the vacuumizing device;
the second one-way valve is arranged at the other end of the connecting flow passage and is used for limiting the flow direction of the fluid in the connecting flow passage;
the sampling assembly is arranged on the detection bearing part and connected with the fourth flow channel and used for collecting the sample liquid flowing through the fourth flow channel.
4. An in-line sampler for a tank as defined in claim 3 wherein said detection module further comprises: and the spray head is connected with one end of the third flow channel and is positioned in the inner cavity of the glass visual cup.
5. The in-kettle online sampler of claim 3, wherein the sampling assembly comprises: a first sampling bottle and a sampling valve;
the first sampling bottle is arranged on the detection bearing part, and a bottle mouth of the first sampling bottle is connected with the fourth flow channel and is used for collecting the sample liquid flowing through the fourth flow channel;
the sampling valve is arranged on the detection bearing part and connected with the bottle opening of the first sampling bottle, and is used for controlling the opening and closing of the bottle opening of the first sampling bottle.
6. The in-kettle online sampler of claim 3, wherein the sampling assembly comprises: the sampling device comprises a cylinder, a hollow shaft, a gear, a rack, a sampling head, a sampling flow channel and a second sampling bottle;
the hollow shaft is rotatably arranged in the detection bearing piece, and one end of the hollow shaft penetrates through the outer wall of the detection bearing piece and protrudes out of the outer surface of the detection bearing piece;
the gear is arranged on the side wall of the hollow shaft and used for driving the hollow shaft to rotate;
the cylinder is arranged on the detection bearing piece;
the rack is arranged at the execution end of the air cylinder and is meshed with the gear;
the sampling head is arranged at one end of the hollow shaft;
the sampling flow passage is arranged in the sampling head, one end of the sampling flow passage is communicated with the other end of the fourth flow passage through the inner cavity of the hollow shaft, and the other end of the sampling flow passage is communicated with the other end of the fifth flow passage through the hose;
the second sampling bottle is arranged on the sampling head, and a bottle mouth of the second sampling bottle is communicated with the sampling flow channel and is used for collecting the fluid flowing through the sampling flow channel.
7. The in-kettle online sampler of claim 3, wherein the detection module further comprises: and the online PH detector is connected with the inner cavity of the fifth flow channel and is used for detecting the PH value of the fluid flowing through the fifth flow channel in real time.
8. The in-kettle online sampler of claim 3, wherein the detection module further comprises: and the cleaning assembly is connected with the connecting flow channel, an external cleaning liquid conveying device and an external nitrogen gas source.
9. An in-line sampler for a kettle according to claim 8, wherein said cleaning assembly comprises: a cleaning liquid control valve and a nitrogen control valve;
one end of the cleaning liquid control valve is connected with the cleaning liquid conveying device, and the other end of the cleaning liquid control valve is connected with the connecting flow channel;
one end of the nitrogen control valve is connected with the nitrogen source, and the other end of the nitrogen control valve is connected with the connecting flow channel.
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