CN217059623U - Full-automatic secondary thermal desorption appearance that can control temperature - Google Patents

Full-automatic secondary thermal desorption appearance that can control temperature Download PDF

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Publication number
CN217059623U
CN217059623U CN202220810959.1U CN202220810959U CN217059623U CN 217059623 U CN217059623 U CN 217059623U CN 202220810959 U CN202220810959 U CN 202220810959U CN 217059623 U CN217059623 U CN 217059623U
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thermal desorption
turntable
motor
heat shield
full
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CN202220810959.1U
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王海宇
王晓伟
宋权伟
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Sanhe Huanyi Technology Co ltd
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Sanhe Huanyi Technology Co ltd
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Abstract

The utility model discloses a full-automatic secondary thermal desorption instrument capable of controlling temperature, which relates to the field of thermal desorption instrument equipment and aims at the problem that the multi-station turntable of the existing thermal desorption instrument has long heating time and causes lower working efficiency, the following proposal is provided, wherein the proposal comprises an instrument body, the instrument body is provided with a control console and a turntable, the top end of the instrument body, which is positioned at the turntable, is provided with a heater, the bottom end of the turntable is provided with a base, the turntable comprises a bedplate, a circle of the bedplate is distributed with a plurality of groups of thermal desorption stations in an annular array manner, and the top end of the base is provided with a heat shield; the heating device is characterized in that a plurality of groups of heating pipes are arranged in the rotary table, the heating pipes are distributed in an annular array mode relative to the heat shield, a motor is arranged in the heat shield and is a hollow shaft, and a rotary table is arranged at the top end of the heat shield. The utility model discloses novel structure, the device is effectual has solved the current long problem that leads to work efficiency lower of thermal desorption appearance multistation revolving stage heat time.

Description

Full-automatic secondary thermal desorption appearance that can carry out accuse temperature
Technical Field
The utility model relates to a thermal desorption appearance equipment field especially relates to a full-automatic secondary thermal desorption appearance that can carry out accuse temperature.
Background
The thermal desorption generally refers to a heating mode, so that a substance is separated from another substance, usually, a thermal desorption instrument can desorb substances adsorbed in active carbon (or other carriers) in sample tubes through high-temperature hot air flow, most of the existing thermal desorption instruments adopt a turntable type multi-station design to realize automatic or full-automatic thermal desorption, but only one group of sample tubes can be tested at each time, other sample tubes are still in a normal-temperature state, after station switching is carried out, heating needs to be carried out again, the heating time is long, the overall working efficiency of the whole equipment is low, and therefore, in order to solve the problems, a full-automatic secondary thermal desorption instrument capable of controlling the temperature is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of can carry out full-automatic secondary thermal desorption appearance of accuse temperature has solved the long problem that leads to work efficiency lower of current thermal desorption appearance multistation revolving stage heat time.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a full-automatic secondary thermal desorption instrument capable of controlling temperature comprises an instrument body, wherein the instrument body is provided with a control console and a rotary table, a heater is arranged at the top end of the instrument body, the bottom end of the rotary table is provided with a base, the rotary table comprises a table plate, a plurality of groups of thermal desorption stations are distributed on the periphery of the table plate in an annular array mode, and a heat insulation cover is arranged at the top end of the base;
a plurality of groups of heating pipes are arranged in the rotary table, and the heating pipes are distributed in an annular array mode relative to the heat shield.
Preferably, be provided with the motor in the heat exchanger shield, just the motor is the quill shaft, the top of heat exchanger shield is provided with the carousel, be provided with the loop bar that is used for the carousel to go up and down between carousel and the heat exchanger shield, the coaxial cylinder that is used for the carousel to go up and down that is provided with in bottom of motor, the piston rod of cylinder runs through motor hollow shaft fixedly connected with slider, the bottom face of platen is provided with the mount pad, just the crisscross spout has been seted up in the mount pad, the slider cup joints with the spout slip, just four ends of slider run through the spout and fixedly cup joint with the bearing inner ring, the carousel cup joints with the bearing outer ring is fixed, the sample cell has been cup jointed in the thermal desorption station, just the lateral wall that lies in the sample cell in the thermal desorption station is provided with two sets of rollers for the support, frictional contact has the rubber wheel between sample cell and the carousel.
Preferably, the bottom that separates the heat exchanger is provided with air-supply line and return air duct for the heat dissipation, the bottom of thermal desorption station is provided with the hot-blast main that the thermal desorption hot gas flow was collected and is used, just air-supply line, return air duct and hot-blast main extend to the organism in through the base.
Preferably, the top end of the hollow shaft of the motor is fixedly connected with the mounting seat, and a piston rod of the air cylinder penetrates through the mounting seat and is rotatably connected with the sliding block.
Preferably, the hot air port of the heater corresponds to the position of the sample tube in the thermal desorption station.
Preferably, the roller and the rubber wheel are both rotationally connected with the thermal desorption station.
Preferably, the turntable and the motor are coaxially arranged.
The beneficial effects of the utility model are that:
1. the device organism self need heat up earlier before carrying out the thermal desorption, utilizes this preparation time, makes the sample cell carry out unified preheating before carrying out the thermal desorption to shorten the heat time of later stage thermal desorption, reach improve equipment operating efficiency's purpose.
2. The device's motor drives platen and multiunit thermal desorption station through the mount pad and rotates, and cylinder piston rod passes the hollow shaft of motor and drives the carousel through slider and bearing and carry out lifting control to the carousel can only carry out the lift action under the restriction of loop bar, makes when carousel and rubber pulley contact, and the sample cell is driven rotatoryly under the support of roller, makes the sample cell around motor revolution and self rotation, makes the sample cell be heated evenly under the heating of heating pipe.
3. The air inlet pipe and the air return pipe for heat dissipation are arranged at the bottom end of the heat shield, so that the interior of the heat shield and the motor shell are ventilated and cooled, and overheating of a motor is avoided.
To sum up, the device has effectually solved the long lower problem of work efficiency that leads to of current thermal desorption appearance multistation revolving stage heat time.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the turntable of the present invention.
Fig. 3 is a partially exploded view of the turntable of the present invention.
Fig. 4 is a schematic diagram of the structure of fig. 3 of the present invention.
Fig. 5 is a schematic diagram of the structure of fig. 4 according to the present invention.
Fig. 6 is a schematic diagram of the structure of fig. 5 according to the present invention.
Fig. 7 is a structural exploded view of the turntable-driven sample tube of the present invention.
The reference numbers in the figures: 1. a body; 101. a console; 102. a heater; 2. a turntable; 201. a platen; 202. a thermal desorption station; 203. a heat shield; 204. an air inlet pipe; 205. a return air duct; 206. a hot air pipe; 207. a turntable; 208. a loop bar; 209. a motor; 210. a cylinder; 211. a mounting base; 212. a chute; 213. a slider; 214. a bearing; 3. a base; 4. heating a tube; 5. a sample tube; 501. a roller; 502. a rubber wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
Referring to fig. 1-7, a full-automatic secondary thermal desorption instrument capable of controlling temperature comprises an instrument body 1, wherein the instrument body 1 is provided with a console 101 and a turntable 2, the instrument body 1 is provided with a heater 102 at the top end of the turntable 2, the bottom end of the turntable 2 is provided with a base 3, the turntable 2 comprises a bedplate 201, a plurality of groups of thermal desorption stations 202 are distributed on the bedplate 201 in an annular array manner around the circumference, a thermal shield 203 is arranged at the top end of the base 3, a plurality of groups of heating pipes 4 are arranged in the turntable 2, and the heating pipes 4 are distributed in an annular array manner relative to the thermal shield 203; a motor 209 is arranged in the heat shield 203, and the motor 209 is a hollow shaft, a turntable 207 is arranged at the top end of the heat shield 203, a loop bar 208 for lifting the turntable 207 is arranged between the turntable 207 and the heat shield 203, the bottom end of the motor 209 is coaxially provided with a cylinder 210 for lifting the turntable 207, a piston rod of the cylinder 210 penetrates through a hollow shaft of a motor 209 and is fixedly connected with a sliding block 213, the bottom end surface of the bedplate 201 is provided with a mounting seat 211, and a cross-shaped sliding groove 212 is arranged in the mounting seat 211, the sliding block 213 is sleeved with the sliding groove 212 in a sliding manner, and the four ends of the sliding block 213 are fixedly sleeved with the turntable 207 through the sliding groove 212, the thermal desorption station 202 is internally sleeved with the sample tube 5, two groups of supporting rollers 501 are arranged on the side wall of the sample tube 5 in the thermal desorption station 202, and a rubber wheel 502 is in frictional contact between the sample tube 5 and the turntable 207; the top end of the hollow shaft of the motor 209 is fixedly connected with the mounting seat 211, and the piston rod of the cylinder 210 penetrates through the mounting seat 211 and is rotatably connected with the sliding block 213.
A motor 209 of the device drives a bedplate 201 and a plurality of groups of thermal desorption stations 202 to rotate through a mounting seat 211, a piston rod of a cylinder 210 penetrates through a hollow shaft of the motor 209 and drives a turntable 207 to perform lifting control through a sliding block 213 and a bearing 214, and the turntable 207 can only perform lifting action under the limitation of a loop bar 208, so that when the turntable 207 is in contact with a rubber wheel 502, a sample tube 5 is driven to rotate under the support of a roller 501, the sample tube 5 revolves around the motor 209 and rotates automatically, and the sample tube 5 is heated uniformly under the heating of a heating pipe 4.
An air inlet pipe 204 and an air return pipe 205 for heat dissipation are arranged at the bottom end of the heat shield 203, a hot air pipe 206 for collecting thermal desorption hot air is arranged at the bottom end of the thermal desorption station 202, and the air inlet pipe 204, the air return pipe 205 and the hot air pipe 206 extend into the machine body 1 through the base 3; the air inlet pipe 204 and the air return pipe 205 for heat dissipation are arranged at the bottom end of the heat shield 203, so that the inside of the heat shield 203 and the shell of the motor 209 are ventilated and cooled, and the motor 209 is prevented from being overheated.
The position of the hot air port of the heater 102 corresponds to that of the sample tube 5 in the thermal desorption station 202, the roller 501 and the rubber wheel 502 are rotatably connected with the thermal desorption station 202, and the turntable 2, the turntable 207 and the motor 209 are coaxially arranged.
The working principle is as follows: the machine body 1 needs to be heated up before thermal desorption, and the preparation time is utilized to uniformly preheat the sample tubes 5 before thermal desorption, so as to shorten the heating time of later thermal desorption and achieve the purpose of improving the operation efficiency of the equipment, the middle part of the mounting seat 211 on the bottom end surface of the bedplate 201 of the device is provided with the cross-shaped chute 212, so that the motor 209 drives the rotary table 2 to rotate through the mounting seat 211, the cross-shaped slide block 213 is driven to rotate, meanwhile, the slide block 213 can slide up and down through the chute 212, so that the air cylinder 210 penetrates through the piston rod of the hollow shaft of the motor 209 and is connected with the slide block 213 to control the lifting of the rotary table 207, the control rotary table 207 is connected with the slide block 213 through the bearing 214, only lifted along with the slide block 213 and does not rotate along with the slide block 213, the rotary table 207 moves to be in contact with the rubber wheel 502 under the control of the air cylinder 210, because the sample tubes 5 rotate along with the rotary table 2, and the rotary table 207 is static relative to the rotary table 2, therefore, the sample tube 5 spins under the action of friction force, so that the sample tube 5 is heated uniformly by the heating tube 4.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a full-automatic secondary thermal desorption appearance that can control temperature, includes organism (1) and sample cell (5), its characterized in that, organism (1) is provided with control cabinet (101) and revolving stage (2), just organism (1) is located the top of revolving stage (2) and is provided with heater (102), be connected through base (3) between revolving stage (2) and organism (1), just revolving stage (2) include platen (201), platen (201) a week is that annular array distributes and has multiunit thermal desorption station (202), be provided with multiunit heating pipe (4) in revolving stage (2), just heating pipe (4) are annular array and distribute about heat insulating boot (203), still be provided with the rotary mechanism that is used for sample cell (5) rotatory thermally equivalent in revolving stage (2).
2. The full-automatic secondary thermal desorption instrument capable of controlling the temperature according to claim 1, wherein the rotating mechanism comprises a motor (209), a turntable (207), a roller (501) and a rubber wheel (502), the top end of the base (3) is provided with a heat shield (203), the motor (209) is arranged in the heat shield (203), the motor (209) is a hollow shaft, the turntable (207) is arranged at the top end of the heat shield (203), a loop bar (208) used for lifting the turntable (207) is arranged between the turntable (207) and the heat shield (203), and the bottom end of the motor (209) is coaxially provided with a cylinder (210) used for lifting the turntable (207).
3. The full-automatic secondary thermal desorption instrument capable of controlling the temperature according to claim 2, a piston rod of the air cylinder (210) penetrates through a hollow shaft of a motor (209) to be fixedly connected with a sliding block (213), the bottom end surface of the bedplate (201) is provided with a mounting seat (211), a cross sliding groove (212) is arranged in the mounting seat (211), the sliding block (213) is sleeved with the sliding groove (212) in a sliding manner, and the four ends of the sliding block (213) penetrate through the sliding groove (212) and are fixedly sleeved with the inner ring of the bearing (214), the turntable (207) is fixedly sleeved with the outer ring of the bearing (214), a sample tube (5) is sleeved in the thermal desorption station (202), two groups of supporting rollers (501) are arranged on the side wall of the sample tube (5) in the thermal desorption station (202), the rubber wheel (502) is in friction contact between the sample tube (5) and the turntable (207).
4. The full-automatic secondary thermal desorption instrument capable of controlling the temperature according to claim 3, wherein the top end of a hollow shaft of the motor (209) is fixedly connected with the mounting seat (211), and a piston rod of the cylinder (210) penetrates through the mounting seat (211) to be rotatably connected with the sliding block (213).
5. The full-automatic secondary thermal desorption instrument capable of controlling the temperature according to claim 3, wherein an air inlet pipe (204) and an air return pipe (205) for heat dissipation are arranged at the bottom end of the heat shield (203), a hot air pipe (206) for collecting thermal desorption hot air flow is arranged at the bottom end of the thermal desorption station (202), and the air inlet pipe (204), the air return pipe (205) and the hot air pipe (206) extend into the machine body (1) through the base (3).
6. The full-automatic secondary thermal desorption instrument capable of controlling the temperature according to claim 3, wherein the roller (501) and the rubber wheel (502) are both rotatably connected with the thermal desorption station (202), and the turntable (2), the turntable (207) and the motor (209) are coaxially arranged.
CN202220810959.1U 2022-04-09 2022-04-09 Full-automatic secondary thermal desorption appearance that can control temperature Active CN217059623U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220810959.1U CN217059623U (en) 2022-04-09 2022-04-09 Full-automatic secondary thermal desorption appearance that can control temperature

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220810959.1U CN217059623U (en) 2022-04-09 2022-04-09 Full-automatic secondary thermal desorption appearance that can control temperature

Publications (1)

Publication Number Publication Date
CN217059623U true CN217059623U (en) 2022-07-26

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ID=82470418

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220810959.1U Active CN217059623U (en) 2022-04-09 2022-04-09 Full-automatic secondary thermal desorption appearance that can control temperature

Country Status (1)

Country Link
CN (1) CN217059623U (en)

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