CN212008064U - Analytic pipe activation device - Google Patents
Analytic pipe activation device Download PDFInfo
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- CN212008064U CN212008064U CN202020432203.9U CN202020432203U CN212008064U CN 212008064 U CN212008064 U CN 212008064U CN 202020432203 U CN202020432203 U CN 202020432203U CN 212008064 U CN212008064 U CN 212008064U
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Abstract
The application discloses analytic pipe activation device includes: the device comprises a device body, wherein the top of the device body is provided with at least one group of activation devices, each group of activation devices comprises N vertically arranged heating bodies, and N is a natural number more than 1; the gas guide handle comprises a gas guide device, a gas path connecting joint and a handle, wherein one side of the gas guide device is provided with N hole sites for accommodating the analysis tubes, the other side of the gas guide device is connected with the handle, one end of the gas path connecting joint is communicated with all the hole sites through pipelines, and the other end of the gas path connecting joint is used for introducing external gas; one ends of the analysis tubes are respectively inserted into the hole positions of the air guide handles, and the other ends of the analysis tubes are respectively inserted into the heating bodies of the activation device, so that the activation treatment on the analysis tubes is completed. This application inserts the air guide handle through the analytic pipe that will have the adsorbent in, inserts its whole perpendicular into the heating member again, can realize the activation process to analytic pipe, and the heating member adopts the heating mode of full surrounding type, guarantees that every analytic pipe can both the thermally equivalent.
Description
Technical Field
The application relates to the technical field of analytical instruments, in particular to an analytical tube activation device.
Background
With the increasing application of thermal desorption technology in the fields of environmental protection, food, medical treatment, environmental monitoring and the like, the consumption of necessary desorption tubes (also called thermal desorption tubes) matched with the thermal desorption technology is increased, and the activation and regeneration of the desorption tubes are very necessary. The activation device of the desorption tube is mainly used for releasing impurities which are not completely desorbed from the adsorption tube cleanly by heating so as to ensure that the impurities are not recycled.
The existing thermal desorption activation device generally comprises a desorption tube fixing cap and an open heating body, wherein the desorption tube is horizontally arranged on the heating body and is externally connected with high-purity gas, generally nitrogen (N2), and other inert gases (such as helium, argon) and the like can be also connected. The operation method of the thermal desorption activation device comprises the steps of firstly installing the desorption tube fixing caps at two ends of the desorption tube, then opening the open type heating body, putting the desorption tube in the middle for activation, and closing the open type heating body after activation is finished.
However, the above thermal desorption activation apparatus has the following drawbacks: because the analysis pipe is horizontally placed on the heating body, the gas can flow out quickly from the gap at the top easily, and only a small amount of gas can pass through the adsorbent in the analysis pipe, so that the activation is insufficient, and the waste of the activated gas is serious. Moreover, each desorption tube needs to be provided with the threaded joint twice, so that the operation steps are complex, relatively complex and inconvenient to install; the number of heating activation sites is small; the structure of the open heating body is easy to scald a user at high temperature; the open heating body is heated in a semi-surrounding mode, namely the bottom is heated, and the upper part is not heated, so that the heating is not uniform.
SUMMERY OF THE UTILITY MODEL
It is an object of the present application to overcome the above problems or to at least partially solve or mitigate the above problems.
According to an aspect of the present application, there is provided a desorption tube activation apparatus including:
the device comprises a device body, wherein the top of the device body is provided with at least one group of activation devices, each group of activation devices comprises N vertically arranged heating bodies, and N is a natural number more than 1; and
the air guide handle comprises an air guide device, an air path connecting joint and a handle, wherein one side of the air guide device is provided with N hole sites for accommodating the analysis tubes, the other side of the air guide device is connected with the handle, one end of the air path connecting joint is communicated with all the hole sites through pipelines, and the other end of the air path connecting joint is used for introducing external air;
one ends of the plurality of analysis tubes are respectively inserted into the hole sites of the air guide handle, and the other ends of the plurality of analysis tubes are respectively inserted into the heating bodies of the activation device, so that the analysis tubes are activated.
Optionally, the air guide handle further comprises a heat insulation outer cover, the heat insulation outer cover is installed between the air guide device and the handle, and the heat insulation outer cover is provided with an air passage connecting hole for accommodating the air passage connecting joint and a handle hole for accommodating the handle.
Optionally, the air guide handle further comprises a guide heat insulation plate, the guide heat insulation plate and the air guide device are arranged in parallel and fixedly connected through a guide heat insulation plate fixing column, and the guide heat insulation plate is provided with N through holes concentric with the N holes on the air guide device.
Optionally, the handle is made of a heat insulation material.
Optionally, the heat insulation outer cover is made of polytetrafluoroethylene.
Optionally, a sealing O-ring is mounted at the end of the hole site of the air guide device.
Alternatively, 10 ≦ N ≦ 20.
Optionally, N-10, the number of activation devices is two, and the number of airway handles is two.
According to the analytical tube activating device, the analytical tube with the adsorbent is inserted into the air guide handle, and then the whole analytical tube is vertically inserted into the heating body, so that the analytical tube can be activated, and the heating body adopts a fully-surrounding heating mode, so that each analytical tube can be uniformly heated; meanwhile, the desorption tube is vertically arranged in the heating body, so that the external gas can be ensured to completely pass through the adsorbent in the desorption tube, the effect of full activation is achieved, gas leakage is avoided, and the gas is saved.
According to the analytic tube activating device, the end of the analytic tube is sealed by the high-wear-resistance and high-temperature-resistance sealing O-shaped ring, so that the operation is simple; the number of heating bits can be adjusted from 10 to 20, or from 10 to 40, or even more, activating more resolving tubes with smaller volumes.
This application is improved the air guide handle of analysis pipe activation device through meticulous machining, with high abrasion, high temperature resistant sealing washer seals analysis pipe, will have the analysis pipe of adsorbent to insert in the air guide handle, again with its whole perpendicular insert the heating member can, simple swift. By adopting the quick inserting and fixing mode, the installation can be quicker.
The above and other objects, advantages and features of the present application will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the present application will be described in detail hereinafter by way of illustration and not limitation with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
FIG. 1 is a schematic diagram of the overall configuration of a desorption tube activation apparatus according to one embodiment of the present application;
FIG. 2 is a schematic view of the assembly of the desorption tube activation apparatus shown in FIG. 1;
FIG. 3 is a top view of the body of the device of FIG. 1;
FIG. 4 is an exploded view of the airway handle of FIG. 2;
FIG. 5 is a left side view of the air guide handle of FIG. 4;
FIG. 6 is a top view of the air guide handle of FIG. 4.
Reference numerals:
a device body-1; an activation device-11; a heating body-111; an air guide handle-2; an air guide device-21;
a gas circuit connecting joint-22; a handle-23; hole site-211; a resolving tube-3; an insulating outer cover-24;
an air passage connecting hole-241; a handle aperture-242; a guide heat insulation plate-25; a guide heat insulation plate fixing column-26;
a through hole-251; sealing the O-ring-212; line-221
Detailed Description
Fig. 1 is a schematic diagram of the overall structure of a desorption tube activation apparatus according to an embodiment of the present application. Fig. 3 is a plan view of the apparatus body 1 shown in fig. 1. Referring to fig. 3, an embodiment of the present application provides a desorption tube activation apparatus, including: a device body 1 and an air guide handle 2. Two groups of activation devices 11 are arranged at the top of the device body 1 and are correspondingly provided with two air guide handles 2.
FIG. 2 is a schematic view of the assembly of the desorption tube activation apparatus shown in FIG. 1. Referring to fig. 2, each set of activation devices 11 includes 10 heating bodies 111 arranged vertically. The activation process of the analyzing tubes 3 is completed by inserting one end of each of the 10 analyzing tubes 3 into the air guide handle 2 and the other end into the heating body 111 of the activation device 11.
According to the analytical tube activation device, the analytical tube 3 with the adsorbent is inserted into the air guide handle 2, and then the whole analytical tube is vertically inserted into the heating body 111, so that the analytical tube 3 can be activated, and the heating body 111 adopts a fully-surrounding heating mode, so that each analytical tube 3 can be uniformly heated; meanwhile, as the desorption tube 3 is vertically arranged in the heating body 111, the external gas can be ensured to completely pass through the adsorbent in the desorption tube 3, and the effect of full activation is achieved.
FIG. 4 is an exploded view of the airway handle 2 of FIG. 2. Referring to fig. 4, the air guide handle 2 includes an air guide 21, an air passage connection joint 22 and a handle 23, wherein one side of the air guide 21 is provided with 10 hole sites 211 for accommodating the analysis tube 3, and the other side is connected to the handle 23. FIG. 6 is a top view of the air guide 21 of the air guide handle 2 shown in FIG. 4. Referring to fig. 6, one end of the air passage connection joint 22 is communicated with all the hole sites 211 through a pipeline 221, and the other end is used for introducing external air. The analysis tube 3 can be fixed through the gas guide device 21, and simultaneously, the gas guide device has the function of sealing the analysis tube 3, and external gas is introduced into the gas guide device 21 through the gas path connecting joint 22, and then uniformly flows out of each hole site 211 and enters the analysis tube 3.
Referring to fig. 4, the air guide handle 2 further includes an insulating outer cover 24, the insulating outer cover 24 is installed between the air guide 21 and the handle 23, and the insulating outer cover 24 is provided with an air passage connection hole 241 for receiving the air passage connection joint 22 therethrough and a handle hole 242 for receiving the handle 23 therethrough. Because the temperature of the desorption tube activating device rises when the desorption tube activating device is heated, in order to prevent scalding a user, the polytetrafluoroethylene material is adopted to make the heat-insulating outer cover 24, and the heat-insulating effect is achieved.
Referring to fig. 4, the air guide handle 2 further includes a guide heat-insulating plate 25, the guide heat-insulating plate 25 is disposed in parallel with the air guide 21 and fixedly connected to the air guide 21 by a guide heat-insulating plate fixing post 26, and the guide heat-insulating plate 25 is provided with 10 through holes 251 concentric with the 10 hole sites 211 on the air guide 21.
The guide heat insulating plate 25 is used to fix the analyzing tube 3 to the air guide 21, and the gap between the guide heat insulating plate fixing posts 26 is used as air insulation.
FIG. 5 is a left side view of the air guide 21 of the air guide handle 2 shown in FIG. 4. Referring to FIG. 5, a sealing O-ring 212 is mounted at the end of the gas guide 21 at the hole site 211. The sealing O-ring 212 can ensure good sealing performance of the end of the analysis tube 3, the analysis tube 3 is inserted into the hole site 211, and the sealing O-ring 212 mainly prevents gas from flowing out from a gap between the analysis tube 3 and the hole site 211. The operation is simple and convenient, and simultaneously, the gas is prevented from leaking, and the gas is saved.
The utility model provides an analysis pipe activation device adopts high wear-resisting, high temperature resistant sealed O type circle 212 to seal analysis pipe 3 tip, easy operation.
This application has improved analysis pipe activation device's air guide handle 2 through meticulous machining, with high abrasion, high temperature resistant sealing washer seals analysis pipe 3, will have the analysis pipe 3 of adsorbent to insert air guide handle 2 in, again with its whole perpendicular insert heating member 111 can, simple swift. By adopting the quick inserting and fixing mode, the installation can be quicker.
The number of heating bits in the solution of the present application can be adjusted from 10 to 20, activating more resolving tubes 3 with smaller volumes.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which this application belongs.
In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present application, "a plurality" means two or more unless specifically defined otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (8)
1. An analytical tube activation device, comprising:
the device comprises a device body, wherein the top of the device body is provided with at least one group of activation devices, each group of activation devices comprises N vertically arranged heating bodies, and N is a natural number more than 1; and
the air guide handle comprises an air guide device, an air path connecting joint and a handle, wherein one side of the air guide device is provided with N hole sites for accommodating the analysis tubes, the other side of the air guide device is connected with the handle, one end of the air path connecting joint is communicated with all the hole sites through pipelines, and the other end of the air path connecting joint is used for introducing external air;
one ends of the plurality of analysis tubes are respectively inserted into the hole sites of the air guide handle, and the other ends of the plurality of analysis tubes are respectively inserted into the heating bodies of the activation device, so that the analysis tubes are activated.
2. The device for activating an analysis tube according to claim 1, wherein the air guide handle further comprises a heat insulation outer cover, the heat insulation outer cover is installed between the air guide device and the handle, and the heat insulation outer cover is provided with an air passage connection hole for accommodating the air passage connection joint to pass through and a handle hole for accommodating the handle to pass through.
3. The analytical tube activation device according to claim 1, wherein the air guide handle further comprises a guide heat insulation plate, the guide heat insulation plate and the air guide device are arranged in parallel and fixedly connected through a guide heat insulation plate fixing column, and the guide heat insulation plate is provided with N through holes concentric with the N holes on the air guide device.
4. The desorption tube activation apparatus of claim 1, wherein the handle is formed of a thermally insulating material.
5. The desorption tube activation apparatus defined in claim 2, wherein the insulating cover is made of polytetrafluoroethylene.
6. The desorption tube activation apparatus as claimed in claim 1, wherein a sealing O-ring is installed at the end of the air guide hole.
7. The desorption tube activation apparatus according to any one of claims 1 to 6, wherein N is 10. ltoreq. N.ltoreq.20.
8. The device of claim 7, wherein N is 10, the number of activation devices is two, and the number of airway handles is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020432203.9U CN212008064U (en) | 2020-03-30 | 2020-03-30 | Analytic pipe activation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020432203.9U CN212008064U (en) | 2020-03-30 | 2020-03-30 | Analytic pipe activation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212008064U true CN212008064U (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020432203.9U Active CN212008064U (en) | 2020-03-30 | 2020-03-30 | Analytic pipe activation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212008064U (en) |
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2020
- 2020-03-30 CN CN202020432203.9U patent/CN212008064U/en active Active
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