CN115382282B - Self-positioning mounting bracket and multi-channel fluid system and method using same - Google Patents
Self-positioning mounting bracket and multi-channel fluid system and method using same Download PDFInfo
- Publication number
- CN115382282B CN115382282B CN202211336101.7A CN202211336101A CN115382282B CN 115382282 B CN115382282 B CN 115382282B CN 202211336101 A CN202211336101 A CN 202211336101A CN 115382282 B CN115382282 B CN 115382282B
- Authority
- CN
- China
- Prior art keywords
- filter
- sample
- mobile phase
- mixer
- base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 15
- 238000003825 pressing Methods 0.000 claims description 20
- 230000001105 regulatory effect Effects 0.000 claims description 14
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 abstract description 11
- 239000012535 impurity Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 239000000243 solution Substances 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/30—Filter housing constructions
- B01D35/306—Filter mounting adapter
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention belongs to the technical field of clamps, and particularly relates to a self-positioning mounting bracket, a multi-channel fluid system using the same and a method thereof.A mounting hole is formed in a base, and a filter is suitable to be mounted in the mounting hole; the positioning mechanisms are arranged on the upper end face of the base and are suitable for fixing and centering the filter after the filter is installed in the installation hole; the supporting mechanism is arranged on the lower end face of the base and suitable for supporting the filter installed in the installation hole, installation and fixation of the filter are achieved, the filter is convenient to disassemble, centering of the filter is convenient after the filter is installed, the filtering effect of the filter on sample fluid is improved, and the influence of impurities on separation and detection of follow-up fluid is avoided.
Description
Technical Field
The invention belongs to the technical field of clamps, and particularly relates to a self-positioning mounting bracket, a multi-channel fluid system using the same and a method thereof.
Background
Impurities in the fluid need to be filtered through a filter in the separation and detection process of the fluid, the filter is blocked due to long-time filtering of the impurities, and the filter needs to be replaced frequently; need fix a position the centering to the filter at the in-process that the filter used for sample fluid can be abundant when pouring into the filter through the filter filtration, improves the filter effect, avoids impurity to follow-up sample detection to cause the influence, and then influences the precision of sample separation.
Therefore, a new self-positioning mounting bracket, a multi-channel fluid system using the same and a method thereof need to be designed based on the technical effects.
Disclosure of Invention
The invention aims to provide a self-positioning mounting bracket, a multi-channel fluid system using the same and a method thereof.
In order to solve the above technical problem, the present invention provides a self-positioning mounting bracket, comprising:
the filter comprises a base, a filter body and a filter cover, wherein a mounting hole is formed in the base, and the filter body is suitable for being mounted in the mounting hole;
the positioning mechanisms are arranged on the upper end face of the base and are suitable for fixing and centering the filter after the filter is installed in the installation hole;
the supporting mechanisms are arranged on the lower end face of the base and are suitable for supporting the filter arranged in the mounting hole.
Further, a buffer ring is arranged on the inner wall of the mounting hole.
Further, the positioning mechanism includes: an inner sleeve, an outer sleeve and a pressing strip;
the inner sleeve is arranged on the upper end surface of the base;
the outer sleeve is sleeved outside the inner sleeve, and the outer sleeve is rotatably connected with the inner sleeve;
the inner top surface of the outer sleeve and the inner bottom surface of the inner sleeve are both provided with a rotating ring, the rotating rings are rotatably connected with the inner top surface of the outer sleeve and the inner bottom surface of the inner sleeve correspondingly, and a compression spring is connected between the two rotating rings;
the pressing strip is arranged on the outer wall of the outer sleeve;
a sliding groove is formed in the lower end face of the pressing strip, a protruding block is arranged in the sliding groove and extends out of the sliding groove, and a return spring is arranged between the protruding block and the end face of the sliding groove in the length direction.
Further, the support mechanism includes: a support bar and a central shaft;
the central shaft is arranged on the lower end surface of the base;
the support strip is arranged on the central shaft and is rotatably connected with the central shaft.
In a second aspect, the present invention also provides a multichannel fluid system employing the self-positioning mounting bracket described above, comprising:
a mixing device adapted to mix a mobile phase;
a sample device adapted to inject a sample;
the mobile phase mixed by the mixing device is suitable for driving the sample to flow into the filtering device, the sample is filtered by the filtering device, and the filtered sample is separated by the chromatographic column;
a detection device adapted to detect the separated sample.
Further, the filtering apparatus includes: at least two filters;
the filter is adapted to be mounted to the frame by a mounting bracket;
the filter is connected with the mixing device through a pipeline, and a switching valve is arranged on the pipeline.
Further, the mixing device includes: the device comprises a first mobile phase pump, a first flowmeter, a first regulating valve, a second mobile phase pump, a second flowmeter, a second regulating valve and a mixer;
the first mobile phase pump is arranged on the frame, and is connected with the mixer after being sequentially connected with the first flowmeter and the first regulating valve;
the second mobile phase pump is arranged on the frame, and is connected with the mixer after being sequentially connected with the second flowmeter and the second regulating valve;
the first mobile phase pump is adapted to inject a mobile phase into the mixer;
the second mobile phase pump is adapted to inject the other mobile phase into the mixer;
the mixer is adapted to mix two mobile phases.
Further, the sample device comprises: a multi-way valve and a third flow meter;
the multi-way valve is connected with the mixer and is connected with a pipeline connected before the filter, and the mixed flow communication flows into the pipeline through the multi-way valve;
the third flow meter is adapted to detect the flow of the sample injected into the conduit through the multi-way valve.
Further, the detection device includes: a flow-through cell;
the flow cell is adapted to receive a sample separated by a chromatographic column;
a UV detector is arranged in the flow cell, the UV detector is electrically connected with the control module, and the UV detector is suitable for detecting the type of the separated sample;
the flow cell is connected with the separating valve, and the detected sample is separated and stored through the separating valve.
In a third aspect, the present invention further provides a working method of the above multi-channel fluid system, including:
separating the sample, and detecting the separated sample.
The filter has the beneficial effects that through the base, the base is provided with the mounting hole, and the filter is suitable to be mounted in the mounting hole; the positioning mechanisms are arranged on the upper end face of the base and are suitable for fixing and centering the filter after the filter is installed in the installation hole; the supporting mechanism is arranged on the lower end face of the base and suitable for supporting the filter installed in the installation hole, installation and fixation of the filter are achieved, the filter is convenient to disassemble, centering of the filter is convenient after the filter is installed, the filtering effect of the filter on sample fluid is improved, and the influence of impurities on separation and detection of follow-up fluid is avoided.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of a self-positioning mounting bracket of the present invention;
FIG. 2 is a schematic view of the construction of the mounting hole of the present invention;
FIG. 3 is a schematic structural view of the positioning mechanism of the present invention;
FIG. 4 is a cross-sectional view of the positioning mechanism of the present invention;
fig. 5 is a schematic diagram of the multi-channel fluidic system of the positioning mechanism of the present invention.
In the figure:
1, a mixing device, 11 a first mobile phase pump, 12 a first flowmeter, 13 a first regulating valve, 14 a second mobile phase pump, 15 a second flowmeter, 16 a second regulating valve, 17 a mixer and 18 a third flowmeter;
2, a filtering device, a base 21, a 211 mounting hole, a 212 buffer ring, a 22 inner sleeve, a 23 outer sleeve, a 231 swivel, a 232 annular groove, a 233 pressing spring, a 24 pressing bar, a 241 sliding groove, a 242 convex block, a 243 reset spring, a 25 supporting bar, a 251 central shaft, a 26 filter and a 27 switching valve;
3 detection device, 31 flow cell, 32 separation valve, 33 back pressure valve
4, a frame.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1 to 5, the present invention provides a self-positioning mounting bracket comprising: the filter comprises a base 21, wherein a mounting hole 211 is formed in the base 21, and a filter 26 is suitable for being mounted in the mounting hole 211; the positioning mechanisms are arranged on the upper end face of the base 21 and are suitable for fixing and centering the filter 26 after the filter 26 is installed in the installation hole 211; the supporting mechanisms are arranged on the lower end face of the base 21 and are suitable for supporting the filter 26 installed in the installation hole 211, so that the filter 26 is installed and fixed, the filter 26 is convenient to disassemble, the filter 26 is convenient to center after the filter 26 is installed, the filtering effect of the filter 26 on sample fluid is improved, and the influence of impurities on the separation and detection of subsequent fluid is avoided.
In this embodiment, be provided with the buffer ring 212 on the inner wall of mounting hole 211, buffer ring 212 and mounting hole 211 interference fit, filter 26 will have some to stretch into mounting hole 211, contact with buffer ring 212 after stretching into mounting hole 211, can avoid filter 26 vibrations through buffer ring 212 when sample fluid pours into filter 26 into, avoid filter 26 to take place the skew, keep filter 26 centering all the time, ensure the filter effect of filter 26.
In this embodiment, the positioning mechanism includes: an inner sleeve 22, an outer sleeve 23 and a pressing bar 24; the inner sleeve 22 is arranged on the upper end face of the base 21; the outer sleeve 23 is sleeved outside the inner sleeve 22, and the outer sleeve 23 is rotatably connected with the inner sleeve 22; the inner top surface of the outer sleeve 23 and the inner bottom surface of the inner sleeve 22 are both provided with a rotating ring 231, the rotating rings 231 are rotatably connected with the inner top surfaces of the corresponding outer sleeve 23 and the inner bottom surface of the inner sleeve 22, a compression spring 233 is connected between the two rotating rings 231, and the rotating rings 231 are arranged in the corresponding annular grooves 232 to facilitate the rotation of the rotating rings 231; the pressing strip 24 is arranged on the outer wall of the outer sleeve 23; a sliding groove 241 is formed in the lower end face of the pressing bar 24, a protruding block 242 is arranged in the sliding groove 241, the protruding block 242 extends out of the sliding groove 241, and a return spring 243 is arranged between the protruding block 242 and the end face of the sliding groove 241 in the length direction; when the filter 26 is required to be installed, the filter 26 is placed in the installation hole 211, the pressing strip 24 is held to lift the outer sleeve 23 upwards and rotate the outer sleeve 23, so that the pressing strip 24 rotates above the filter 26, the pressing strip 24 is slowly released to enable the lower end face of the pressing strip 24 to be abutted against the filter 26, the pressing strip 24 is rotated again, so that the lug 242 can move along the edge of the filter 26, the lug 242 moves to the preset position, the lug 242 can move in the sliding groove 241 when the lug 242 moves, the reset spring 243 is pulled by the lug 242 during the moving process, the filter 26 is tensioned by the stretched reset spring 243 when the lug 242 moves to the preset position, the compression spring 233 is stretched when the outer sleeve 23 rises, the lower end face of the pressing strip 24 is contacted with the filter 26, the filter 26 is tensioned by the stretched compression spring, and the filter 26 is tensioned by a plurality of compression springs 233 on the filter 26 when the lower end face of the pressing strip 24 is contacted with the filter 26.
In this embodiment, the support mechanism includes: the support bar 25 and the central shaft 251; the center shaft 251 is disposed on a lower end surface of the base 21; the support bar 25 is arranged on the central shaft 251, and the support bar 25 is rotatably connected with the central shaft 251; when the filter 26 is placed in the mounting hole 211, the end of the support bar 25 not connected to the central shaft 251 faces the central axis direction of the mounting hole 211, when the cushion ring 212 needs to be replaced (because the cushion ring 212 is worn by frequent replacement of the filter 26, the excessively worn cushion ring 212 cannot contact with the filter 26 any more, and cannot absorb shock to the filter 26, so the cushion ring 212 needs to be replaced, and because the cushion ring 212 is difficult to be removed and replaced by interference fit with the mounting hole 211), the end of the support bar 25 not connected to the central shaft 251 is rotated out of the mounting hole 211, at this time, the outer sleeve 23 is lifted (at this time, the protrusion 242 is located above the cushion ring 212), the pressing bar 24 is released, at this time, the outer sleeve 23 is driven by the stretched pressing spring 233 to rapidly descend to impact the cushion ring 212 through the protrusion 242, so that the cushion ring 212 extends out of the lower end of the mounting hole 211, and the cushion ring 212 is convenient to be removed and replaced.
Example 2
On the basis of embodiment 1, this embodiment 2 further provides a multichannel fluid system using the self-positioning mounting bracket in embodiment 1, including: a mixing device 1, said mixing device 1 being adapted to mix a mobile phase; a sample device adapted to inject a sample; the filtering device 2, the mixed mobile phase of the mixing device 1 is suitable for driving the sample to flow into the filtering device 2, the sample is filtered by the filtering device 2, and the filtered sample is separated by a chromatographic column (not shown in the figure); a detection device 3, wherein the detection device 3 is suitable for detecting the separated sample; impurities in the sample fluid can be removed through the filtering device 2, so that the subsequent separation and detection of the sample are facilitated.
In the present embodiment, the filter device 2 includes: at least two filters 26; said filter 26 being adapted to be mounted on the frame 4 by means of mounting brackets; the filter 26 is connected with the mixing device 1 through a pipeline, and a switching valve 27 is arranged on the pipeline; the base 21 is connected to the frame 4 to facilitate the installation of the filter 26; by arranging the two filters 26, when one filter 26 is blocked, the other filter 26 can be switched to work through the switching valve 27, at this time, the blocked filter 26 can be replaced, the problem that the system cannot work normally after the filter 26 is blocked is avoided, a pressure sensor can be arranged on a pipeline in front of the filter 26, and when the pressure detected by the pressure sensor is increased, the situation that the filter 26 is blocked can be judged, and the filter 26 needs to be replaced.
In the present embodiment, the mixing device 1 includes: a first mobile phase pump 11, a first flow meter 12, a first regulating valve 13, a second mobile phase pump 14, a second flow meter 15, a second regulating valve 16 and a mixer 17; the first mobile phase pump 11 is arranged on the frame 4, and the first mobile phase pump 11 is connected with the mixer 17 after being sequentially connected with the first flowmeter 12 and the first regulating valve 13; the second mobile phase pump 14 is arranged on the frame 4, and the second mobile phase pump 14 is connected with the mixer 17 after being sequentially connected with a second flowmeter 15 and a second regulating valve 16; the first mobile phase pump 11 is adapted to inject a mobile phase into the mixer 17; the second mobile phase pump 14 is adapted to inject the other mobile phase into the mixer 17; the mixer 17 is adapted to mix the two mobile phases; the flow of each mobile phase can be accurately obtained by injecting the corresponding mobile phase through different mobile phase pumps and detecting through the corresponding flow meter, and the flow of the corresponding mobile phase can be adjusted through the corresponding adjusting valve, so that the amount of each mobile phase can be accurately controlled, and the content of each mixed mobile phase can be accurately controlled; the mixer 17 can be connected with a three-way valve, so that two mobile phases can be conveniently injected into the mixer 17 respectively, and then flow out through another three-way valve after being fully mixed by the mixer 17.
In this embodiment, the sample device comprises: a multi-way valve and third flow meter 18; the multi-way valve is connected with the mixer 17 and is connected with a pipeline connected before the filter 26, and the mixed flow communication flows into the pipeline through the multi-way valve; the third flow meter 18 is adapted to detect the flow of the sample through the multi-way valve into the line; the sample can be injected into the pipeline before the filter 26 through the multi-way valve, the mixed mobile phase can be injected into the pipeline, and the flow rate of the sample can be accurately detected through the third flowmeter 18, so that the quantity of the sample can be conveniently controlled; the sample may be pushed into the filter 26 by the mobile phase.
In the present embodiment, the sample is injected into the external column after passing through the filter 26, and the sample separated by the column flows into the flow cell 31.
In this embodiment, a cleaning pipeline may be further connected to the multi-way valve, so as to facilitate injection of a cleaning solution into the system and cleaning of the system, thereby avoiding contamination of a sample remaining in the system to a next sample; two multi-channel valves may be connected between the filter 26 and the column and also to the flow cell 31, by adjusting the opening of the valves, the cleaning of the column from the forward or reverse direction of the column may be achieved and the cleaned solution received via a storage vessel.
In the present embodiment, the detection device 3 includes: a flow cell 31; the flow cell 31 is adapted to receive a sample separated by a chromatographic column; a UV detector is arranged in the flow cell 31 and is electrically connected with the control module, and the UV detector is suitable for detecting the types of the separated samples; the flow cell 31 is connected with a separation valve 32 (for example, an eight-way valve is adopted, and a plurality of storage containers are connected to store separated samples), and the detected samples are separately stored through the separation valve 32; different components in the sample can be detected through the UV detector and the control module, and after the components are detected, the valves of the separation valve 32 can be controlled to be closed or communicated, so that the different components are stored respectively; a back pressure valve 33 is provided in the flow cell 31, and the pressure detected by the UV detector can be adjusted by the back pressure valve 33.
Example 3
On the basis of the embodiment 2, the present embodiment 3 further provides a working method of the multi-channel fluid system in the embodiment 2, including: separating the sample, and detecting the separated sample; the specific working method is described in detail in embodiment 2, and is not described again.
In summary, according to the present invention, the base 21 is provided with the mounting hole 211, and the filter 26 is adapted to be mounted in the mounting hole 211; the positioning mechanisms are arranged on the upper end face of the base 21 and are suitable for fixing and centering the filter 26 after the filter 26 is installed in the installation hole 211; a plurality of supporting mechanism, supporting mechanism sets up on the lower terminal surface of base 21, supporting mechanism is suitable for and supports the filter 26 of installing in mounting hole 211, has realized the installation and fixed to filter 26, and the filter 26's of being convenient for dismantlement to the centering of filter 26 of being convenient for after filter 26 installation improves filter 26 and to the filter effect of sample fluid, avoids impurity to cause the influence to the separation detection of follow-up fluid.
The components selected for use in the present application (components not illustrated for specific structures) are all common standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.
In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one logical division, and there may be other divisions when actually implemented, and for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed coupling or direct coupling or communication connection between each other may be through some communication interfaces, indirect coupling or communication connection between devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art 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 (9)
1. A self-locating mounting bracket, comprising:
the filter comprises a base, a filter body and a filter cover, wherein the base is provided with a mounting hole, and the filter body is suitable for being mounted in the mounting hole;
the positioning mechanisms are arranged on the upper end face of the base and are suitable for fixing and centering the filter after the filter is installed in the installation hole;
the supporting mechanisms are arranged on the lower end face of the base and are suitable for supporting the filter arranged in the mounting hole;
the positioning mechanism includes: an inner sleeve, an outer sleeve and a pressing strip;
the inner sleeve is arranged on the upper end surface of the base;
the outer sleeve is sleeved outside the inner sleeve, and the outer sleeve is rotatably connected with the inner sleeve;
the inner top surface of the outer sleeve and the inner bottom surface of the inner sleeve are both provided with a rotating ring, the rotating rings are rotatably connected with the inner top surface of the outer sleeve and the inner bottom surface of the inner sleeve correspondingly, and a compression spring is connected between the two rotating rings;
the pressing strip is arranged on the outer wall of the outer sleeve;
a sliding groove is formed in the lower end face of the pressing strip, a protruding block is arranged in the sliding groove and extends out of the sliding groove, and a return spring is arranged between the protruding block and the end face of the sliding groove in the length direction.
2. The self-positioning mounting bracket of claim 1,
and a buffer ring is arranged on the inner wall of the mounting hole.
3. The self-positioning mounting bracket of claim 1,
the support mechanism includes: a support bar and a central shaft;
the central shaft is arranged on the lower end surface of the base;
the support strip is arranged on the central shaft and is rotationally connected with the central shaft.
4. A multi-channel fluid system employing the self-positioning mounting bracket of claim 1, comprising:
a mixing device adapted to mix a mobile phase;
a sample device adapted to inject a sample;
the mobile phase mixed by the mixing device is suitable for driving the sample to flow into the filtering device, the sample is filtered by the filtering device, and the filtered sample is separated by the chromatographic column;
a detection device adapted to detect the separated sample.
5. The multi-channel fluid system of claim 4,
the filtering device comprises: at least two filters;
the filter is adapted to be mounted to the frame by a mounting bracket;
the filter is connected with the mixing device through a pipeline, and a switching valve is arranged on the pipeline.
6. The multi-channel fluid system of claim 5,
the mixing device comprises: the device comprises a first mobile phase pump, a first flowmeter, a first regulating valve, a second mobile phase pump, a second flowmeter, a second regulating valve and a mixer;
the first mobile phase pump is arranged on the frame, and is connected with the mixer after being sequentially connected with the first flowmeter and the first regulating valve;
the second mobile phase pump is arranged on the frame, and is connected with the mixer after being sequentially connected with the second flowmeter and the second regulating valve;
the first mobile phase pump is adapted to inject a mobile phase into the mixer;
the second mobile phase pump is adapted to inject the other mobile phase into the mixer;
the mixer is adapted to mix two mobile phases.
7. The multi-channel fluid system of claim 6,
the sample device comprises: a multi-way valve and a third flow meter;
the multi-way valve is connected with the mixer and is connected with a pipeline connected before the filter, and the mixed flow is communicated into the pipeline through the multi-way valve;
the third flow meter is adapted to detect the flow of the sample injected into the conduit through the multi-way valve.
8. The multi-channel fluid system of claim 7,
the detection device includes: a flow-through cell;
the flow cell is adapted to receive a sample separated by a chromatographic column;
a UV detector is arranged in the flow cell and is electrically connected with the control module, and the UV detector is suitable for detecting the type of the separated sample;
the flow cell is connected with the separating valve, and the detected sample is separated and stored through the separating valve.
9. A method of operating a multi-channel fluid system as defined in claim 4, comprising:
separating the sample, and detecting the separated sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211336101.7A CN115382282B (en) | 2022-10-28 | 2022-10-28 | Self-positioning mounting bracket and multi-channel fluid system and method using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211336101.7A CN115382282B (en) | 2022-10-28 | 2022-10-28 | Self-positioning mounting bracket and multi-channel fluid system and method using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115382282A CN115382282A (en) | 2022-11-25 |
| CN115382282B true CN115382282B (en) | 2023-01-17 |
Family
ID=84115144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211336101.7A Active CN115382282B (en) | 2022-10-28 | 2022-10-28 | Self-positioning mounting bracket and multi-channel fluid system and method using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115382282B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19951084A1 (en) * | 1999-10-23 | 2001-04-26 | Mahle Filtersysteme Gmbh | Oil filter esp. for lubricant oil in IC engines for motor vehicles has separate functional carrier insert containing all components requiring finishing |
| CN103940941B (en) * | 2014-05-06 | 2015-09-09 | 岛津企业管理（中国）有限公司 | Automatic pre-treatment-Ultra Performance Liquid Chromatography/mass spectrum on-line analysis system |
| CN207276610U (en) * | 2017-08-18 | 2018-04-27 | 天津市圣信唯科技有限公司 | Novel multi-channel can independent control adjust microbial limit detection filtration apparatus |
| CN211069435U (en) * | 2019-08-30 | 2020-07-24 | 河南中烟工业有限责任公司 | Auxiliary positioning device for mounting filter cylinder |
| CN215539185U (en) * | 2021-06-28 | 2022-01-18 | 东莞市净诺环境科技股份有限公司 | Automatic centering positioning bottom plate structure, filter element device and air filter thereof |
| CN114571395A (en) * | 2022-04-19 | 2022-06-03 | 陆亚珍 | Large-scale carousel bearing assembly work platform |
| CN217449220U (en) * | 2022-06-25 | 2022-09-20 | 杭州水盾科技有限公司 | Filter is with installation component of being convenient for location |
-
2022
- 2022-10-28 CN CN202211336101.7A patent/CN115382282B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN115382282A (en) | 2022-11-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110272808B (en) | Nucleic acid extraction system | |
| CN209264365U (en) | The food inspection sampling apparatus being loaded on mechanical equipment | |
| KR101653661B1 (en) | syringe pump module | |
| CN115382282B (en) | Self-positioning mounting bracket and multi-channel fluid system and method using same | |
| CN208131617U (en) | Cleaning assembly, wiper mechanism and chemiluminescence detector | |
| EP2980580B1 (en) | Sample-injection device for flow-analysis device, flow-analysis device, and method for measuring hemoglobin components | |
| CN115059781B (en) | Special dropwise add governing valve of equal percentage | |
| CN209548467U (en) | Infusion pump | |
| CN113281233B (en) | Filter element detection device convenient for replacing detection sample | |
| CN114754825A (en) | Filter air quantity leakage instrument and detection method thereof | |
| CN215250532U (en) | Protein chromatography device | |
| CN209784014U (en) | Automatic film-making equipment of liquid-based cell | |
| CN220381071U (en) | Ion chromatograph | |
| CN217212477U (en) | Sealing sampler for gas chromatography detection of transformer oil | |
| CN209927800U (en) | Liquid chromatograph for reducing sample residue at sample inlet | |
| CN217312796U (en) | Special device for measuring pollution index value in reverse osmosis system | |
| CN210278433U (en) | Bracket type chemical filtering device | |
| CN211877476U (en) | Online turbidity meter with coarse filtering function | |
| CN214973101U (en) | Disposable integral injection filter for chromatographic analysis and detection | |
| CN212818426U (en) | Chromatograph filter equipment | |
| CN118088743B (en) | Emergency leakage-proof valve | |
| CN214622026U (en) | Improve chromatograph of appearance precision | |
| CN216747600U (en) | White spirit detects titration outfit | |
| CN220040352U (en) | Column frame device | |
| CN112858598B (en) | Pesticide residue detector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Zhonghui Inventor after: Li Zhongwei Inventor after: Guo Derong Inventor before: Li Zhongwei Inventor before: Li Zhonghui Inventor before: Guo Derong |