CN213068433U - Thermal desorption device of thermal desorption instrument - Google Patents
Thermal desorption device of thermal desorption instrument Download PDFInfo
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- CN213068433U CN213068433U CN202021900501.2U CN202021900501U CN213068433U CN 213068433 U CN213068433 U CN 213068433U CN 202021900501 U CN202021900501 U CN 202021900501U CN 213068433 U CN213068433 U CN 213068433U
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- thermal desorption
- side wall
- heating
- heating box
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Abstract
The utility model discloses a thermal desorption device of a thermal desorption instrument, which belongs to the technical field of thermal desorption instruments, and particularly relates to a thermal desorption device of a thermal desorption instrument, which comprises a bottom plate, wherein a supporting plate is fixedly arranged on the upper side wall of the bottom plate, symmetrical fixed blocks are fixedly arranged on the left side wall of the supporting plate, a two-way lead screw is longitudinally arranged between the two fixed blocks, the upper end of the two-way lead screw is rotatably connected with the fixed blocks through a bearing, the lower end of the two-way lead screw penetrates through the side wall of the fixed blocks and extends to the lower end, symmetrical slide blocks are connected with the rod wall of the two-way lead screw through threads, a first heating box is fixedly arranged on the left side wall of each slide block, sampling tubes with different sizes can be clamped and rapidly heated, the heating speed of the thermal desorption device is greatly improved, the first heating box and the second heating, the detection efficiency of the thermal desorption device on the sampling tube is improved.
Description
Technical Field
The utility model relates to a thermal analysis appearance technical field specifically is a thermal desorption device of thermal analysis appearance.
Background
The thermal desorption device is used for collecting an air or waste gas sample by a sampling tube, pollutants in the air or waste gas are adsorbed by an adsorbent in the sampling tube, the sampling tube is placed into a thermal analyzer, and the thermal desorption device of the thermal analyzer heats a set part of the sampling tube according to a set temperature and a set time.
When heating the sampling pipe, thermal desorption device in the past can only heat the sampling pipe of the same size, and when the sampling pipe model was too little, can not stabilize the centre gripping to the sampling pipe, it is not high to cause heating efficiency, and thermal desorption device can not heat simultaneously to a plurality of sampling pipes, and the single can only heat a sampling pipe, and rate of heating is slower.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a thermal desorption device of thermal analysis appearance to the current thermal desorption device who proposes in solving above-mentioned background can only heat the sampling tube of certain size, when heating to less sampling tube, can not stabilize the centre gripping, and the single can only heat a sampling tube, can not carry out the problem of heating to a plurality of sampling tubes simultaneously.
In order to achieve the above object, the utility model provides a following technical scheme: the heating device comprises a bottom plate, wherein a supporting plate is fixedly arranged on the upper side wall of the bottom plate, symmetrical fixed blocks are fixedly arranged on the left side wall of the supporting plate, a bidirectional lead screw is longitudinally arranged between the two fixed blocks, the upper end of the bidirectional lead screw is rotatably connected with the fixed blocks through a bearing, the lower end of the bidirectional lead screw penetrates through the side wall of the fixed blocks and extends to the lower end, symmetrical slide blocks are in threaded connection with the rod wall of the bidirectional lead screw, first heating boxes are fixedly arranged on the left side walls of the two slide blocks, mounting grooves are formed in the left side walls of the two first heating boxes, clamping grooves are formed in the inner parts of the two mounting grooves, second heating boxes are fixedly arranged at the left ends of the two first heating boxes, mounting blocks are fixedly arranged on the right side walls of the two second heating boxes, cavities are formed in the inner parts of the two mounting blocks, and mounting mechanisms, two first heating box and two the inside of second heating box all is provided with the sampling pipe, the fixed hot plate that is provided with the symmetry in both ends of sampling pipe, two first heating box and two the inner wall of second heating box all is seted up flutedly, two the inside of recess all is fixed and is provided with fixture.
Preferably, installation mechanism includes two slides, two the slide all with the lateral wall sliding connection of cavity, two the common fixed first spring that is provided with of one end that the slide is adjacent, two the one end that the slide deviates from all fixes and is provided with the kelly, two the one end that the kelly deviates from all run through the lateral wall of cavity extend to the outside and with joint between the draw-in groove, two the left end of kelly is all fixed and is provided with the connecting rod, two the adjacent one end of connecting rod all with the lateral wall fixed connection of slide, two the lateral wall that the one end that the connecting rod deviates from all runs through the cavity extends to the outside and fixed pressing block that is provided with.
Preferably, the clamping mechanism comprises a telescopic rod, two ends of the telescopic rod deviate from the side wall of the groove are fixedly connected with each other, two clamping blocks are fixedly arranged at the adjacent ends of the telescopic rod, two second springs are fixedly sleeved outside the telescopic rod, two ends of the second springs adjacent to each other are fixedly connected with the side wall of each clamping block, and two ends of the second springs deviate from each side wall of the groove are fixedly connected with each side wall of the groove.
Preferably, the heating plate is electrically connected with an external power supply.
Preferably, the lower end of the bidirectional screw rod is fixedly provided with a rotating block.
Compared with the prior art, the beneficial effects of the utility model are that:
1) through the common cooperation of telescopic link, second spring, grip block, can carry out centre gripping and rapid heating to the sampling pipe of equidimension not, improve the speed that thermal desorption device heated greatly.
2) Through the common cooperation of slide, first spring steel, kelly, connecting rod and pressure pressing block, to carrying out quick firm connection between first heating box and the second heating box, be convenient for heat a plurality of sampling pipes together simultaneously, improve the detection efficiency of thermal desorption device to the sampling pipe.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
fig. 3 is an enlarged schematic view of a portion B in fig. 1.
In the figure: the device comprises a base plate 1, a support plate 2, a fixing block 3, a bidirectional screw rod 4, a sliding block 5, a first heating box 6, a second heating box 7, an installation block 8, a sampling tube 9, a heating plate 10, a sliding plate 11, a first spring 12, a clamping rod 13, a connecting rod 14, a pressing block 15, a telescopic rod 16, a clamping block 17 and a second spring 18.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like 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, and 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 therefore, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-3, the present invention provides a technical solution: the heating device comprises a bottom plate 1, wherein a supporting plate 2 is fixedly arranged on the upper side wall of the bottom plate 1, symmetrical fixed blocks 3 are fixedly arranged on the left side wall of the supporting plate 2, a bidirectional screw rod 4 is longitudinally arranged between the two fixed blocks 3, the upper end of the bidirectional screw rod 4 is rotatably connected with the fixed blocks 3 through a bearing, the lower end of the bidirectional screw rod 4 penetrates through the side walls of the fixed blocks 3 and extends to the lower end, the rod wall of the bidirectional screw rod 4 is in threaded connection with symmetrical slide blocks 5, first heating boxes 6 are fixedly arranged on the left side walls of the two slide blocks 5, mounting grooves are formed in the left side walls of the two first heating boxes 6, clamping grooves are formed in the two mounting grooves, second heating boxes 7 are fixedly arranged at the left ends of the two first heating boxes 6, mounting blocks 8 are fixedly arranged on the right side walls of the two second heating boxes 7, cavities are formed in the two mounting, sampling pipes 9 are arranged inside the two first heating boxes 6 and the two second heating boxes 7, symmetrical heating plates 10 are fixedly arranged at two ends of each sampling pipe 9, grooves are formed in the inner walls of the two first heating boxes 6 and the two second heating boxes 7, and clamping mechanisms are fixedly arranged inside the two grooves;
the mounting mechanism comprises two sliding plates 11, the two sliding plates 11 are both in sliding connection with the side wall of the cavity, one ends, adjacent to the two sliding plates 11, of the two sliding plates are fixedly provided with a first spring 12 together, one ends, away from the two sliding plates 11, of the two sliding plates are fixedly provided with clamping rods 13, one ends, away from the two clamping rods 13, of the two clamping rods extend to the outside through the side wall of the cavity and are clamped between clamping grooves, the left ends of the two clamping rods 13 are fixedly provided with connecting rods 14, one ends, adjacent to the two connecting rods 14, of the two connecting rods 14 are fixedly connected with the side wall of the sliding plate 1, one ends, away from the two connecting rods 14, of the two connecting rods extend to the outside through the side wall of the cavity and are fixedly provided with pressing blocks 15, so that;
the clamping mechanism comprises telescopic rods 16, the ends of the two telescopic rods 16 departing from each other are fixedly connected with the side wall of the groove, the ends of the two telescopic rods 16 adjacent to each other are fixedly provided with clamping blocks 17, second springs 18 are fixedly sleeved outside the two telescopic rods 16, the ends of the two second springs 18 adjacent to each other are fixedly connected with the side wall of the clamping block 17, and the ends of the two second springs 18 departing from each other are fixedly connected with the side wall of the groove, so that the sampling tube 9 with continuous size is stably clamped;
the heating plate 10 is electrically connected with an external power supply;
the lower end of the bidirectional screw rod 4 is fixedly provided with a rotating block.
The working principle is as follows: during the use, press two and press according to briquetting 15, two are pressed according to briquetting 15 and are driven lateral wall fixed connecting rod 14, two connecting rods 14 drive lateral wall fixed connection's slide 11 and remove, two slides 11 extrude the common fixed connection's of lateral wall first spring 12, joint between installation piece 8 and the mounting groove, loosen and press briquetting 15, joint between two kellies 13 and the draw-in groove, rotate rotatory piece, rotatory piece drive lateral wall fixed connection's two-way lead screw 4 rotates, two-way lead screw 4 drives the slider 5 removal of pole wall threaded connection, two sliders 5 drive first heating box 6 and second heating box 7 part, place sampling tube 9 in the inside of first heating box 6 and second heating box 7, reverse rotation rotatory piece, rotatory piece drives two-way lead screw 4 reversal, first heating box 6 and second heating box 7 carry out rapid heating to sampling tube 9.
Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The thermal desorption device of the thermal desorption instrument comprises a bottom plate (1) and is characterized in that a supporting plate (2) is fixedly arranged on the upper side wall of the bottom plate (1), symmetrical fixed blocks (3) are fixedly arranged on the left side wall of the supporting plate (2), a bidirectional lead screw (4) is longitudinally arranged between the two fixed blocks (3), the upper end of the bidirectional lead screw (4) is rotatably connected with the fixed blocks (3) through a bearing, the lower end of the bidirectional lead screw (4) penetrates through the side wall of the fixed blocks (3) and extends to the lower end, symmetrical sliding blocks (5) are in threaded connection with the rod wall of the bidirectional lead screw (4), first heating boxes (6) are fixedly arranged on the left side wall of each of the two first heating boxes (6), mounting grooves are formed in the left side wall of each of the two first heating boxes (6), and clamping grooves are formed in the inner parts of the two, two the left end of first heating box (6) is all fixed to be provided with second heating box (7), two the right side wall of second heating box (7) is all fixed to be provided with installation piece (8), two the cavity has all been seted up to the inside of installation piece (8), two the inside of cavity is all fixed to be provided with installation mechanism, two first heating box (6) and two the inside of second heating box (7) all is provided with sampling pipe (9), the fixed hot plate (10) that are provided with the symmetry in both ends of sampling pipe (9), two first heating box (6) and two the inner wall of second heating box (7) all is seted up flutedly, two the inside of recess is all fixed to be provided with fixture.
2. A thermal desorption apparatus for a thermal analyzer in accordance with claim 1, wherein: installation mechanism includes two slide (11), two slide (11) all with the lateral wall sliding connection of cavity, two the common fixed first spring (12) that is provided with of one end that slide (11) is adjacent, two slide (11) the one end that deviates from all fixed kelly (13) that is provided with, two the lateral wall that one end that kelly (13) deviates from all run through the cavity extend to the outside and with joint between the draw-in groove, two the left end of kelly (13) all is fixed and is provided with connecting rod (14), two the one end that connecting rod (14) are adjacent all with the lateral wall fixed connection of slide (11), two the lateral wall that one end that connecting rod (14) deviate from all runs through the cavity extends to the outside and fixed pressing block (15) that is provided with.
3. A thermal desorption apparatus for a thermal analyzer in accordance with claim 1, wherein: fixture includes telescopic link (16), two the one end that telescopic link (16) deviate from all with the lateral wall fixed connection of recess, two the one end that telescopic link (16) are adjacent all fixedly is provided with grip block (17), two the outside of telescopic link (16) is all fixed the second spring (18) of having cup jointed, two the one end that second spring (18) are adjacent all with the lateral wall fixed connection of grip block (17), two the one end that second spring (18) deviate from all with the lateral wall fixed connection of recess.
4. A thermal desorption apparatus for a thermal analyzer in accordance with claim 1, wherein: the heating plate (10) is electrically connected with an external power supply.
5. A thermal desorption apparatus for a thermal analyzer in accordance with claim 1, wherein: the lower end of the bidirectional screw rod (4) is fixedly provided with a rotating block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021900501.2U CN213068433U (en) | 2020-09-03 | 2020-09-03 | Thermal desorption device of thermal desorption instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021900501.2U CN213068433U (en) | 2020-09-03 | 2020-09-03 | Thermal desorption device of thermal desorption instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213068433U true CN213068433U (en) | 2021-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021900501.2U Active CN213068433U (en) | 2020-09-03 | 2020-09-03 | Thermal desorption device of thermal desorption instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213068433U (en) |
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2020
- 2020-09-03 CN CN202021900501.2U patent/CN213068433U/en active Active
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