CN220872198U

CN220872198U - Thermal analysis appearance

Info

Publication number: CN220872198U
Application number: CN202322551504.XU
Authority: CN
Inventors: 姚弘; 翟羽发
Original assignee: Guangdong Sanfang Testing Technology Center Co ltd
Current assignee: Guangdong Sanfang Testing Technology Center Co ltd
Priority date: 2023-09-19
Filing date: 2023-09-19
Publication date: 2024-04-30
Anticipated expiration: 2033-09-19

Abstract

The utility model discloses a thermal analysis instrument which comprises an instrument shell, a pipe bearing ring, a sampling pipe and a heating component, wherein a first fixing plate and a second fixing plate are respectively fixedly arranged at two ends of the upper surface of the instrument shell, the pipe bearing ring is arranged at one end of the first fixing plate, the sampling pipe is arranged in the pipe bearing ring, and the heating component is correspondingly arranged at the lower end of the sampling pipe. According to the utility model, through the pipe bearing ring arranged at one end of the first fixing plate, a worker can conveniently put the sampling pipe into the pipe bearing ring, and push the sampling pipe, so that one end of the sampling pipe enters the sleeve block, and the pipe bearing ring can be more convenient and rapid to fix or detach the sampling pipe, thereby improving the working efficiency.

Description

Thermal analysis appearance

Technical Field

The utility model belongs to the technical field of thermal analyzers, and particularly relates to a thermal analyzer.

Background

At present, a thermal analyzer (also called a thermal desorption instrument) is one of methods for detecting the content of pollutants in air and waste gas, which is to collect an air or waste gas sample by using a sampling tube, adsorb the pollutants in the air or waste gas by using an adsorbent in the sampling tube, place the sampling tube into the thermal analyzer, heat the set position of the sampling tube according to a set time by a thermal desorption device of the thermal analyzer according to a set temperature, desorb the chemical substances to be analyzed adsorbed by the adsorbent in the sampling tube, and directly introduce the chemical substances to be analyzed into an analysis instrument (such as a gas chromatograph) for analysis.

Such as national patent grant publication No.: CN210950291U discloses a thermal analysis appearance, and the sampling pipe on this analysis appearance is comparatively troublesome in carrying out the dismouting in-process, can not be quick place fixed or dismantle the use, consequently leads to the fact the influence to analysis work, inefficiency, and can not be quick when heating the sampling pipe, leads to sampling pipe surface temperature inconsistent.

Disclosure of utility model

In order to solve the technical problems, the utility model aims to provide a thermal analyzer, which solves the technical defects that the prior art cannot be used for rapid placement, fixation or disassembly, so that the analysis work is affected, the efficiency is reduced, and the sampling tube cannot be heated rapidly when being heated, so that the surface temperature of the sampling tube is inconsistent.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a thermal analysis appearance, includes instrument shell, holds tub ring, sampling pipe and heating element, instrument shell upper surface both ends fixed mounting respectively has first fixed plate and second fixed plate, hold tub ring setting in first fixed plate one end, hold the intraductal sampling pipe that is provided with of tub, the sampling pipe lower extreme is provided with heating element correspondingly, instrument shell upper surface other end is provided with the trachea, sampling pipe one end dismantles and is connected with the cover piece.

As a further scheme of the utility model, a rubber ring is fixedly arranged at one end of the inner wall of the pipe bearing ring, a rotating rod is movably arranged at one end of the upper surface of the pipe bearing ring, and a fastening ring is movably connected at the other end of the rotating rod.

As a further preferable scheme of the utility model, one end of the second fixing plate is provided with a motor, one end of the second fixing plate is provided with a through hole, one end of an output shaft of the motor is connected with a threaded rotating rod, and the other end of the threaded rotating rod penetrates through the through hole and is connected with one end of the sleeve block.

As the preferable scheme of the utility model, two groups of attaching rings are arranged at one end of the sleeve block, and the two groups of attaching rings are attached to one end of the sampling tube.

As a further scheme of the utility model, the heating component comprises a supporting rod, the supporting rods are respectively arranged at one ends of the upper surfaces of the first fixing plate and the second fixing plate, and one end of the upper surface of the supporting rod is fixedly connected with a heating plate.

As a further scheme of the utility model, a warm air blower is arranged between the first fixing plate and the second fixing plate, and the warm air blower is arranged corresponding to the heating plate.

Compared with the prior art, the thermal analyzer provided by the utility model has the following beneficial effects:

1. Through the pipe bearing ring that first fixed plate one end set up, conveniently make the staff put into the pipe bearing ring with the sampling pipe, promote the sampling pipe, make sampling pipe one end enter into the cover piece in, convenient and fast that can be more when fixing or dismantling the sampling pipe, improve work efficiency, the heating element that sets up through the sampling pipe lower extreme makes heating element move, make sampling pipe surface temperature can evenly rise steadily, the inconsistent temperature can not appear, the problem that influences the analysis accuracy takes place.

2. Through the rubber ring of carrier pipe intra-annular wall one end fixed mounting, make the sampling pipe when rotating through the cover piece, can reduce through the rubber ring and rotate the wearing and tearing that cause the sampling pipe, put into after accomplishing when the sampling pipe, make the clamp ring overturn through one end swing joint's dwang, make the clamp ring laminating in the peripheral one end of sampling pipe, connect the screw thread bull stick through the motor output shaft, make the screw thread bull stick move, drive one end connected cover piece and rotate, make the cover piece in dismantling the connection the sampling pipe and follow and rotate, thereby can make the sampling pipe carry out even heat absorption, the laminating ring that cover piece one end set up is laminated and is connected at the sampling pipe surface, the problem that the pine takes off can not appear when rotating.

3. Through bracing piece upper surface fixed connection's hot plate, it has certain gap to make exist between hot plate and the sampling pipe, starts the electric fan heater, shines the hot plate through the high temperature of electric fan heater, makes the sampling pipe rotate in the hot plate through the cover piece, makes the temperature that receives can keep always, improves the homogeneity, the later stage analysis work of being convenient for progress.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only examples of embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic view of a rubber pad according to an embodiment of the present utility model;

Fig. 3 is a schematic view of a heating assembly according to an embodiment of the utility model.

Reference numerals:

1. An instrument housing; 2. an air pipe; 3. a first fixing plate; 4. a second fixing plate; 5. a sampling tube; 6. a heating assembly; 7. a motor; 8. a pipe bearing ring; 9. a rubber ring; 10. a rotating lever; 11. a fastening ring; 12. a threaded rotating rod; 13. sleeving blocks; 14. a laminating ring; 601. a support rod; 602. a heating plate; 603. and a warm air blower.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following detailed description of the implementation routine of the present utility model is provided with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the embodiments of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "inner", "outer", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.

In the description of the embodiments of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, integrally connected, or detachably connected; may be a communication between the interiors of two elements; either directly or indirectly through intermediaries, the specific meaning of the terms in the embodiments of the utility model will be understood by those skilled in the art in the specific case.

Referring to fig. 1-3, a thermal analysis instrument comprises an instrument shell 1, a pipe bearing ring 8, a sampling pipe 5 and a heating component 6, wherein a first fixing plate 3 and a second fixing plate 4 are fixedly installed at two ends of the upper surface of the instrument shell 1 respectively, the pipe bearing ring 8 is arranged at one end of the first fixing plate 3, the sampling pipe 5 is arranged in the pipe bearing ring 8, the heating component 6 is correspondingly arranged at the lower end of the sampling pipe 5, an air pipe 2 is arranged at the other end of the upper surface of the instrument shell 1, and a sleeve block 13 is detachably connected at one end of the sampling pipe 5.

Wherein, through the support pipe ring 8 that 3 one ends of first fixed plate set up, conveniently make the staff carry out putting into support pipe ring 8 with sampling pipe 5 in, promote sampling pipe 5, make sampling pipe 5 one end enter into in the cover piece 13, convenient and fast that can be more when fixing or dismantling sampling pipe 5, improve work efficiency, heating element 6 through sampling pipe 5 lower extreme setting makes heating element 6 operate, make sampling pipe 5 surface temperature can evenly rise steadily, the temperature inconsistency can not appear, influence the problem emergence of analytic accuracy.

Referring to fig. 2-3, a rubber ring 9 is fixedly mounted at one end of the inner wall of the pipe supporting ring 8, a rotating rod 10 is movably mounted at one end of the upper surface of the pipe supporting ring 8, a fastening ring 11 is movably connected at the other end of the rotating rod 10, a motor 7 is arranged at one end of the second fixing plate 4, a through hole is formed at one end of the second fixing plate 4, one end of an output shaft of the motor 7 is connected with a threaded rotating rod 12, the other end of the threaded rotating rod 12 is connected with one end of a sleeve block 13 through the through hole, two groups of attaching rings 14 are arranged at one end of the sleeve block 13, and the two groups of attaching rings 14 are all attached to one end of the sampling pipe 5.

Wherein, through holding the rubber ring 9 of pipe ring 8 inner wall one end fixed mounting, make sampling pipe 5 when rotating through cover piece 13, can reduce the wearing and tearing that rotate to sampling pipe 5 cause through rubber ring 9, after sampling pipe 5 is put into and is accomplished, make fastening ring 11 overturn through one end swing joint's dwang 10, make fastening ring 11 laminating in the peripheral one end of sampling pipe 5, connect screw thread bull stick 12 through the 7 output shafts of motor, make screw thread bull stick 12 move, drive the cover piece 13 rotation that one end is connected, make the interior sampling pipe 5 of dismantling the connection of cover piece 13 follow the rotation, thereby can make sampling pipe 5 evenly absorb heat, the laminating ring 14 that cover piece 13 one end set up is laminated and is connected at sampling pipe 5 surface, the problem of pine takes off can not appear in the rotation.

Referring to fig. 3, the heating assembly 6 includes a support rod 601, the support rod 601 is respectively mounted at one ends of the upper surfaces of the first fixing plate 3 and the second fixing plate 4, a heating plate 602 is fixedly connected to one end of the upper surface of the support rod 601, a fan heater 603 is disposed between the first fixing plate 3 and the second fixing plate 4, and the fan heater 603 is disposed corresponding to the heating plate 602.

Wherein, through bracing piece 601 upper surface fixed connection's hot plate 602, make to have certain gap between hot plate 602 and the sampling pipe 5, start electric fan heater 603, high temperature through electric fan heater 603 shines hot plate 602, makes the sampling pipe 5 carry out in hot plate 602 rotation through cover piece 13, makes the temperature that receives can keep always, improves the homogeneity, is convenient for later stage analysis work progress.

Working principle: through the pipe bearing ring 8 that first fixed plate 3 one end set up, conveniently make the staff put into pipe bearing ring 8 with sampling pipe 5, in pushing sampling pipe 5, make sampling pipe 5 one end enter into cover piece 13, then through bracing piece 601 upper surface fixed connection's hot plate 602, it has certain gap to make exist between hot plate 602 and the sampling pipe 5, start electric fan heater 603, high temperature through electric fan heater 603 shines hot plate 602, make sampling pipe 5 go on rotating in hot plate 602 through cover piece 13, the temperature that makes the messenger receive can keep always, improve the homogeneity, the later analysis work progress of being convenient for, through pipe bearing ring 8 inner wall one end fixed mounting's rubber ring 9, make sampling pipe 5 rotate through cover piece 13 time, can reduce the wearing and tearing that rotate sampling pipe 5 caused through rubber ring 9, after sampling pipe 5 is put into and accomplish, make fastening ring 11 overturn through one end swing joint's dwang 10, make fastening ring 11 laminating at the peripheral one end of sampling pipe 5, connect screw thread bull stick 12 through the motor output shaft, make screw thread 12 move, drive one end and connect cover piece 13, make the sampling pipe 5 follow in the rotation piece 13, thereby make the sampling pipe 5 can be dismantled evenly.

While the basic principles of the present invention have been shown and described, the foregoing is provided by way of illustration of a preferred embodiment of the invention, and not by way of limitation, the foregoing embodiment and description are merely illustrative of the principles of the invention, and any modifications, equivalents, improvements or modifications not within the spirit and scope of the invention should be included within the scope of the invention.

Claims

1. A thermal analyzer, characterized in that: including instrument shell (1), carrier pipe ring (8), sampling pipe (5) and heating element (6), instrument shell (1) upper surface both ends respectively fixed mounting have first fixed plate (3) and second fixed plate (4), carrier pipe ring (8) set up in first fixed plate (3) one end, be provided with sampling pipe (5) in carrier pipe ring (8), sampling pipe (5) lower extreme is provided with heating element (6) correspondingly, instrument shell (1) upper surface other end is provided with trachea (2), be connected with cover piece (13) are dismantled to sampling pipe (5) one end.

2. A thermal analyzer according to claim 1, wherein: the novel pipe support is characterized in that a rubber ring (9) is fixedly arranged at one end of the inner wall of the pipe support ring (8), a rotating rod (10) is movably arranged at one end of the upper surface of the pipe support ring (8), and a fastening ring (11) is movably connected to the other end of the rotating rod (10).

3. A thermal analyzer according to claim 2, wherein: the motor is characterized in that a motor (7) is arranged at one end of the second fixing plate (4), a through hole is formed in one end of the second fixing plate (4), a threaded rotating rod (12) is connected to one end of an output shaft of the motor (7), and the other end of the threaded rotating rod (12) is connected to one end of the sleeve block (13) in a penetrating mode through the through hole.

4. A thermal analyzer according to claim 2, wherein: two groups of attaching rings (14) are arranged at one end of the sleeve block (13), and the two groups of attaching rings (14) are attached to one end of the sampling tube (5).

5. A thermal analyzer according to claim 1, wherein: the heating assembly (6) comprises a supporting rod (601), the supporting rod (601) is respectively arranged at one ends of the upper surfaces of the first fixing plate (3) and the second fixing plate (4), and one end of the upper surface of the supporting rod (601) is fixedly connected with a heating plate (602).

6. A thermal analyzer according to claim 1, wherein: a warm air blower (603) is arranged between the first fixing plate (3) and the second fixing plate (4), and the warm air blower (603) and the heating plate (602) are correspondingly arranged.