CN213689495U - Secondary thermal analysis device convenient for cleaning internal dirt - Google Patents
Secondary thermal analysis device convenient for cleaning internal dirt Download PDFInfo
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- CN213689495U CN213689495U CN202022751179.8U CN202022751179U CN213689495U CN 213689495 U CN213689495 U CN 213689495U CN 202022751179 U CN202022751179 U CN 202022751179U CN 213689495 U CN213689495 U CN 213689495U
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Abstract
The utility model belongs to the technical field of the secondary thermal analysis, especially, be a secondary thermal analysis device convenient to clean inside dirt, including device body and end cover, the inside of device body is fixed with servo motor, and servo motor's top is connected with the connecting axle to the fixed surface of connecting axle has first gear, the right side of first gear is connected with the second gear, and the axle center of second gear is provided with the lead screw, the surface connection of lead screw has the bearing, and the top of bearing is fixed with the slider to the left side of slider is connected with the brush, the upper end of connecting axle is connected with the backup pad, and the bottom of backup pad is connected with the slide rail, the surface of backup pad is provided with the recess, and the internally mounted of recess has the spring, the top of spring is provided with the adsorption column. This secondary thermal desorption device convenient to clean inside dirt, cleaning device's inside dirt that can be quick can take out the adsorption column after the analysis is accomplished fast.
Description
Technical Field
The utility model relates to a secondary thermal analysis technical field specifically is a secondary thermal analysis device convenient to clean inside dirt.
Background
The thermal analysis instrument adopts organic compounds captured by a glass tube filled with an adsorbent, then the organic compounds are led into a gas chromatograph, the organic compounds are separated and measured through gas chromatography, two-stage analysis of two adsorption columns is used in the analysis process, firstly, the compounds are retained in an adsorption column sampling tube with high capacity by adopting large-volume sampling, then the compounds are heated and analyzed to the next stage of capillary focusing tube for one-stage analysis, and secondly, the samples enriched in the capillary focusing tube are heated and analyzed again and then led into a gas chromatography capillary for two-stage analysis, however, the existing two-stage thermal analysis device has the following problems:
1. when the secondary thermal analyzer is used, dirt is easy to appear in the secondary thermal analyzer, the secondary thermal analyzer is inconvenient to clean, and the analysis result is easy to influence;
2. the secondary thermal analysis appearance is not convenient for take the adsorption column after the analysis is accomplished in the use, reduces analysis efficiency.
In view of the above problems, innovative design is urgently needed on the basis of the original secondary thermal analysis device convenient for cleaning the internal dirt.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a secondary thermal analysis device convenient to clean inside dirt to propose the current secondary thermal analysis device of being convenient for clean inside dirt among the solution above-mentioned background art, the inside dirt of cleaning device of being not convenient for, the problem of the adsorption column of not being convenient for take after the analysis.
In order to achieve the above object, the utility model provides a following technical scheme: a secondary thermal analysis device convenient for cleaning internal dirt comprises a device body and an end cover, wherein a servo motor is fixed inside the device body, a connecting shaft is connected above the servo motor, a first gear is fixed on the surface of the connecting shaft, a second gear is connected on the right side of the first gear, a lead screw is arranged on the axis of the second gear, a bearing is connected on the surface of the lead screw, a sliding block is fixed above the bearing, a hairbrush is connected on the left side of the sliding block, a supporting plate is connected at the upper end of the connecting shaft, a sliding rail is connected at the bottom of the supporting plate, a groove is formed in the surface of the supporting plate, a spring is arranged inside the groove, an adsorption column is arranged above the spring, a fastening cover is connected above the adsorption column, the end cover is installed at the top of the device body, a screw is connected on the right side of the end cover, and the left side of the fastening cover is provided with an air outlet pipe.
Preferably, the connecting shaft and the support plate form a rotary mounting structure through a servo motor, and the support plate and the first gear are coaxially connected.
Preferably, the second gear is in meshed connection with the first gear, and the second gear and the first gear are arranged in parallel by adopting an axis.
Preferably, the sliding block is connected with the screw rod in a sliding mode, and the number of the screw rods is 2 in symmetry with the axis of the device body.
Preferably, the supporting plate and the device body form a sliding installation structure through a sliding rail, and the supporting plate and the device body are arranged in an axis overlapping mode.
Preferably, threaded connection is adopted between fastening lid and the end cover, and fastening lid is provided with 2 about the end cover axis symmetry.
Compared with the prior art, the beneficial effects of the utility model are that: the secondary thermal desorption device convenient for cleaning the internal dirt can quickly clean the internal dirt of the device and quickly take out the adsorption column after the desorption is finished;
1. when dirt in the device needs to be cleaned, the servo motor drives the connecting shaft, the connecting shaft drives the first gear and the supporting plate, the second gear drives the screw rod to rotate, the screw rod drives the two sliding blocks to move in the opposite directions, the supporting plate and the device body rotate through the sliding rail, the supporting plate is connected with the screw rod through the bearing, the screw rod can rotate along with the supporting plate, and the supporting plate and the gear simultaneously rotate to drive the sliding blocks and the hairbrush to clean the interior of the device;
2. the adsorption column bottom is placed in the recess, and the recess internal fixation has the spring, fixes the adsorption column through fastening lid and spring when the device during operation, when the analysis is accomplished, only needs to take off the fastening lid from the end cover, and the spring pops out the adsorption column, the absorption column that takes out that can be quick.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall top view structure of the present invention;
fig. 3 is a schematic view of the meshing structure of the first gear and the second gear of the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a device body; 2. a servo motor; 3. a connecting shaft; 4. a first gear; 5. a second gear; 6. a screw rod; 7. a bearing; 8. a slider; 9. a brush; 10. a support plate; 11. a slide rail; 12. a groove; 13. a spring; 14. an adsorption column; 15. a fastening cover; 16. an end cap; 17. a screw; 18. a sample inlet pipe; 19. and an air outlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a secondary thermal analysis device convenient for cleaning internal dirt comprises a device body 1, a servo motor 2, a connecting shaft 3, a first gear 4, a second gear 5, a screw rod 6, a bearing 7, a sliding block 8, a brush 9, a supporting plate 10, a slide rail 11, a groove 12, a spring 13, an adsorption column 14, a fastening cover 15, an end cover 16, a screw 17, a sample inlet pipe 18 and an air outlet pipe 19, wherein the servo motor 2 is fixed inside the device body 1, the connecting shaft 3 is connected above the servo motor 2, the first gear 4 is fixed on the surface of the connecting shaft 3, the second gear 5 is connected on the right side of the first gear 4, the screw rod 6 is arranged on the axis of the second gear 5, the bearing 7 is connected on the surface of the screw rod 6, the sliding block 8 is fixed above the bearing 7, the brush 9 is connected on the left side of the sliding block 8, the supporting plate 10 is connected on the upper end of the connecting shaft 3, the, the surface of the supporting plate 10 is provided with a groove 12, a spring 13 is arranged in the groove 12, an adsorption column 14 is arranged above the spring 13, a fastening cover 15 is connected above the adsorption column 14, an end cover 16 is arranged at the top of the device body 1, the right side of the end cover 16 is connected with a screw 17, the right side of the screw 17 is provided with a sample inlet pipe 18, and the left side of the fastening cover 15 is provided with an air outlet pipe 19;
the connecting shaft 3 and the supporting plate 10 form a rotating installation structure through the servo motor 2, the supporting plate 10 and the first gear 4 are coaxially connected, the servo motor 2 drives the first gear 4 and the supporting plate 10 to rotate, the first gear 4 and the supporting plate 10 are coaxially connected, and the first gear 4 and the supporting plate 10 synchronously move, so that the device is more stable;
the second gear 5 is in meshed connection with the first gear 4, the second gear 5 and the first gear 4 are arranged in parallel by adopting an axis, the servo motor 2 drives the first gear 4 and the second gear 5 to rotate, and the parallel arrangement between the first gear 4 and the second gear 5 can reduce energy loss in transmission and ensure more reliable transmission;
the sliding block 8 and the screw rod 6 are in sliding connection, 2 screw rods 6 are symmetrically arranged on the axis of the device body 1, the sliding block 8 and the screw rod 6 are in sliding connection, so that the sliding block 8 can move more quickly, the screw rod 6 is arranged in a bidirectional thread mode, the stroke of the sliding block 8 is reduced, cleaning is quicker, the screw rods 6 are symmetrically arranged, and the coverage area is wider when the device is cleaned;
the supporting plate 10 and the device body 1 form a sliding installation structure through the sliding rail 11, the supporting plate 10 and the device body 1 are arranged in an axis overlapping mode, the servo motor 2 drives the supporting plate 10 to rotate, friction force can be reduced through connection of the sliding rail 11, the service life of the device can be prolonged, and energy loss is reduced;
adopt threaded connection between fastening cover 15 and the end cover 16, and fastening cover 15 is provided with 2 about 16 axis symmetries of end cover, adopts threaded connection between fastening cover 15 and the end cover 16, and threaded connection has reliable and stable, firm in connection, and the gas tightness is good, can be firm fix adsorption column 14 inside the device.
The working principle is as follows: when the secondary thermal analysis device convenient for cleaning internal dirt is used, the fastening cover 15 is taken out from the end cover 16, the adsorption column 14 is placed in the device, the bottom of the adsorption column 14 is connected with the spring 13, the fastening cover 15 is screwed into the end cover 16, the adsorption column 14 is fixed in the device by the fastening cover 15 and the spring 13, a sample to be analyzed is sent into the device by the sample inlet pipe 18, when the analysis is completed, only the fastening cover 15 needs to be taken out from the end cover 16, the adsorption column 14 can be quickly taken out by the spring 13 ejecting the adsorption column 14, when the dirt in the device needs to be cleaned, the servo motor 2 drives the connecting shaft 3, the connecting shaft 3 drives the first gear 4 and the support plate 10, the lead screw 6 driven by the second gear 5 rotates, the lead screw 6 drives the two slide blocks 8 to move in opposite directions, when the slide blocks 8 move to the limit position, the servo motor 2 starts to rotate in opposite directions, the support plate 10 and the device body 1, the supporting plate 10 is connected with the screw rod 6 through the bearing 7, the screw rod 6 can rotate along with the supporting plate 10, the supporting plate 10 and the first gear 4 rotate simultaneously to drive the sliding block 8 and the hairbrush 9 to clean the inside of the device, and therefore the inside of the device can be cleaned in an all-round mode.
It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.
Claims (6)
1. A secondary thermal desorption device convenient to clean inside dirt, includes device body (1) and end cover (16), its characterized in that: the device comprises a device body (1), wherein a servo motor (2) is fixed inside the device body (1), a connecting shaft (3) is connected above the servo motor (2), a first gear (4) is fixed on the surface of the connecting shaft (3), a second gear (5) is connected on the right side of the first gear (4), a lead screw (6) is arranged at the axis of the second gear (5), a bearing (7) is connected on the surface of the lead screw (6), a sliding block (8) is fixed above the bearing (7), a brush (9) is connected on the left side of the sliding block (8), a supporting plate (10) is connected at the upper end of the connecting shaft (3), a sliding rail (11) is connected at the bottom of the supporting plate (10), a groove (12) is formed in the surface of the supporting plate (10), a spring (13) is installed inside the groove (12), an adsorption column (14) is arranged above the spring, and the top of adsorption column (14) is connected with fastening cover (15), end cover (16) are fixed in the top of device body (1), and the right side of end cover (16) is connected with screw (17), screw (17) right side is provided with into appearance pipe (18), and the left side of fastening cover (15) is provided with outlet duct (19).
2. A secondary thermal desorption apparatus for facilitating the cleaning of internal contaminants in accordance with claim 1 wherein: the connecting shaft (3) and the supporting plate (10) form a rotating installation structure through the servo motor (2), and the supporting plate (10) is coaxially connected with the first gear (4).
3. A secondary thermal desorption apparatus for facilitating the cleaning of internal contaminants in accordance with claim 1 wherein: the second gear (5) is in meshed connection with the first gear (4), and the second gear (5) and the first gear (4) are arranged in parallel by adopting an axis.
4. A secondary thermal desorption apparatus for facilitating the cleaning of internal contaminants in accordance with claim 1 wherein: the sliding block (8) is in sliding connection with the screw rod (6), and the screw rod (6) is symmetrically provided with 2 screws relative to the axis of the device body (1).
5. A secondary thermal desorption apparatus for facilitating the cleaning of internal contaminants in accordance with claim 1 wherein: the supporting plate (10) and the device body (1) form a sliding installation structure through a sliding rail (11), and the supporting plate (10) and the device body (1) are arranged in an axis overlapping mode.
6. A secondary thermal desorption apparatus for facilitating the cleaning of internal contaminants in accordance with claim 1 wherein: the fastening cover (15) and the end cover (16) are in threaded connection, and 2 fastening covers (15) are symmetrically arranged relative to the axis of the end cover (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022751179.8U CN213689495U (en) | 2020-11-24 | 2020-11-24 | Secondary thermal analysis device convenient for cleaning internal dirt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022751179.8U CN213689495U (en) | 2020-11-24 | 2020-11-24 | Secondary thermal analysis device convenient for cleaning internal dirt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213689495U true CN213689495U (en) | 2021-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022751179.8U Active CN213689495U (en) | 2020-11-24 | 2020-11-24 | Secondary thermal analysis device convenient for cleaning internal dirt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213689495U (en) |
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2020
- 2020-11-24 CN CN202022751179.8U patent/CN213689495U/en active Active
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