Pyrolysis analysis double-cylinder sample introduction mechanism

Abstract

The utility model discloses a pyrolysis analysis double-cylinder sample introduction mechanism which comprises a pyrolysis analysis heating furnace, an operation table is arranged on the lower portion of the pyrolysis analysis heating furnace, a first-stage sample introduction cylinder and a second-stage sample introduction cylinder are arranged on the lower portion of the operation table, and a supporting rod is installed at the telescopic end of the first-stage sample introduction cylinder. The utility model relates to the technical field of pyrolytic analysis sample introduction, improves a sample introduction mechanism at the lower part of an existing pyrolytic analysis heating furnace, adopts a combined design of a first-stage sample introduction cylinder and a second-stage sample introduction cylinder, and is simple in structure, convenient to operate and high in practicability. The crucible containing rock debris samples is placed in the crucible containing groove in the top of the feeding rod, the three-section type feeding mechanism is coordinated and matched, the multi-point displacement action can be completed, the automation degree is high, the sample injection efficiency can be effectively guaranteed, meanwhile, the space distance between the crucible and the heating furnace is increased, and the samples are very convenient to place and take.

Description

Technical Field

[0001] The utility model relates to the technical field of pyrolysis analysis sampling, in particular to a double-cylinder sampling mechanism for pyrolysis analysis. Background Technique

[0002] The main control unit of the existing pyrolysis sampling system is completed by cylinder control. Compared with the electric drive system, it is simpler and more direct, and is convenient to control. However, the existing products of the same type only have single-stage cylinder control action, and the space distance between the crucible and the heating furnace is relatively small, which is very inconvenient for placing and taking samples, and is also not conducive to the overall research and development and cooperation of later automatic integration. In view of this, in-depth research on the above problems has led to the generation of this case. Content of the Utility Model

[0003] Aiming at the deficiencies of the existing technology, the utility model provides a double-cylinder sampling mechanism for pyrolysis analysis, which solves the problems raised in the background technique.

[0004] To achieve the above objectives, the utility model is realized through the following technical solutions: A double-cylinder sampling mechanism for pyrolysis analysis, including a pyrolysis analysis heating furnace. A console is arranged below the pyrolysis analysis heating furnace. A first-stage sampling cylinder and a second-stage sampling cylinder are respectively arranged below the console. A support rod is installed at the telescopic end of the first-stage sampling cylinder. The upper part of the support rod is connected with a sealing slider through a support. A sealing boss is arranged on the sealing slider. The sealing boss and the sealing slider are coaxially arranged and a through hole is opened at the axial center position. The telescopic end of the second-stage sampling cylinder is connected with a feeding rod through a fixing seat. The feeding rod is in sliding seal fit with the through hole. A crucible placing groove is arranged at the top of the feeding rod.

[0005] A first guiding and limiting component and a second guiding component are arranged between the above-mentioned pyrolysis analysis heating furnace and the console.

[0006] The above-mentioned first guiding and limiting component includes a first guiding rod and a first guiding seat. The two ends of the first guiding rod are respectively connected with the side platform of the pyrolysis analysis heating furnace and the console. The first guiding seat is slidably sleeved on the first guiding rod and is fixedly connected with the support.

[0007] The above-mentioned second guiding component includes a second guiding rod and a second guiding seat. The two ends of the second guiding rod are respectively connected with the side platform of the pyrolysis analysis heating furnace and the console. The second guiding seat is slidably sleeved on the second guiding rod and is fixedly welded with the fixing seat.

[0008] The utility model provides a pyrolysis analysis double-cylinder sampling mechanism, which has the following beneficial effects: improving the sampling mechanism at the lower part of the existing pyrolysis analysis heating furnace, adopting a combined design of a primary sampling cylinder and a secondary sampling cylinder, placing the crucible containing the cuttings sample into the crucible placement groove at the top of the feeding rod, starting the secondary sampling cylinder, and controlling the first telescopic section of the secondary sampling cylinder to move upward. At this time, the feeding rod is pushed upward to push the crucible into the furnace body and above the furnace mouth. After the action is completed, the telescopic end of the primary sampling cylinder is controlled to expand, and then the sealing slider and the sealing boss are pushed upward to seal the furnace mouth. After sealing the furnace mouth, the second telescopic section of the secondary sampling cylinder is controlled to move upward to push the crucible into the furnace body. The three-stage feeding mechanism cooperates with each other, can complete the displacement actions at multiple points, has a high degree of automation, can effectively ensure the sampling efficiency, and at the same time, the space distance between the crucible and the heating furnace is increased, which is very convenient for placing and taking samples. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 FIG. is the front view structural schematic diagram of the pyrolysis analysis double-cylinder sampling mechanism described in the utility model.

[0010] Figure 2 FIG. is the structural schematic diagram of the first telescopic section of the secondary sampling cylinder of the pyrolysis analysis double-cylinder sampling mechanism described in the utility model in the upward movement state.

[0011] Figure 3 FIG. is the structural schematic diagram of the telescopic section of the primary sampling cylinder of the pyrolysis analysis double-cylinder sampling mechanism described in the utility model in the upward movement state.

[0012] Figure 4 FIG. is the structural schematic diagram of the second telescopic section of the secondary sampling cylinder of the pyrolysis analysis double-cylinder sampling mechanism described in the utility model in the upward movement state.

[0013] In the figure: 1. Pyrolysis analysis heating furnace; 2. Operating platform; 3. Primary sampling cylinder; 4. Secondary sampling cylinder; 5. Support rod; 6. Support; 7. Sealing slider; 8. Sealing boss; 9. Fixed seat; 10. Feeding rod; 11. Crucible placement groove; 12. First guide rod; 13. First guide seat; 14. Second guide rod; 15. Second guide seat. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0014] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0015] Embodiment: Combined with the attached drawings of the specificationFigures 1-4 It can be seen that the present application specifically designs a pyrolysis analysis double-cylinder sampling mechanism, which includes a pyrolysis analysis heating furnace 1. A console 2 is arranged below the pyrolysis analysis heating furnace 1. A primary sampling cylinder 3 and a secondary sampling cylinder 4 are respectively arranged below the console 2. A support rod 5 is installed at the telescopic end of the primary sampling cylinder 3. The upper part of the support rod 5 is connected with a sealing slider 7 through a support 6. A sealing boss 8 is arranged on the sealing slider 7. The sealing boss 8 is coaxially arranged with the sealing slider 7 and a through hole is opened at the axial center position. The telescopic end of the secondary sampling cylinder 4 is connected with a feeding rod 10 through a fixing seat 9. The feeding rod 10 is in sliding and sealing cooperation with the through hole. A crucible placement groove 11 is arranged at the top of the feeding rod 10. The sampling mechanism at the lower part of the existing pyrolysis analysis heating furnace 1 is improved. A combined design of the primary sampling cylinder 3 and the secondary sampling cylinder 4 is adopted. The crucible containing the cuttings sample is placed into the crucible placement groove 11 at the top of the feeding rod 10. The secondary sampling cylinder 4 is started and the first telescopic section of the secondary sampling cylinder 4 is controlled to move upward. At this time, the feeding rod 10 is pushed upward to push the crucible into the furnace body and above the furnace mouth. After the action is completed, the telescopic end of the primary sampling cylinder 3 is controlled to expand, and then the sealing slider 7 and the sealing boss 8 are pushed upward to close the furnace mouth. After closing the furnace mouth, the second telescopic section of the secondary sampling cylinder 4 is controlled to move upward to push the crucible into the furnace body. The three-stage feeding mechanism cooperates with each other, can complete the displacement actions at multiple points, has a high degree of automation, can effectively ensure the sampling efficiency, and at the same time, the space distance between the crucible and the heating furnace is increased, which is very convenient for placing and taking samples.

[0016] In the specific implementation process, as a preferred setting, a first guiding and limiting component and a second guiding component are arranged between the pyrolysis analysis heating furnace 1 and the console 2; the first guiding and limiting component includes a first guiding rod 12 and a first guiding seat 13. The two ends of the first guiding rod 12 are respectively connected with the side platform of the pyrolysis analysis heating furnace 1 and the console 2. The first guiding seat 13 is slidably sleeved on the first guiding rod 12 and fixedly connected with the support 6; the second guiding component includes a second guiding rod 14 and a second guiding seat 15. The two ends of the second guiding rod 14 are respectively connected with the side platform of the pyrolysis analysis heating furnace 1 and the console 2. The second guiding seat 15 is slidably sleeved on the second guiding rod 14 and welded and fixed with the fixing seat 9. Through the cooperation of the first guiding rod 12 and the first guiding seat 13, the stability of the support 6 and the sealing slider 7 during the upward or downward movement can be effectively improved. Through the cooperation of the second guiding rod 14 and the second guiding seat 15, the stability of the fixing seat 9 and the feeding rod 10 during the upward or downward movement can be effectively improved, and thus the overall stability of the feeding mechanism operation can be effectively ensured.

[0017] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A dual-cylinder sample introduction mechanism for pyrolysis analysis, including a pyrolysis analysis heating furnace, characterized in that: An operating table is arranged at the lower part of the pyrolysis analysis heating furnace, and a first-level sampling cylinder and a second-level sampling cylinder are arranged at the lower part of the operating table respectively. A support rod is installed at the telescopic end of the first-level sampling cylinder, and a sealing slider is connected to the upper part of the support rod through a support. A sealing boss is arranged on the sealing slider, and the sealing boss is coaxially arranged with the sealing slider and a through hole is opened at the axial position. The telescopic end of the second-level sampling cylinder is connected with a feeding rod through a fixed seat, and the feeding rod is slidably sealed with the through hole, and a crucible placement groove is arranged on the top of the feeding rod.

2. The dual-cylinder sample introduction mechanism for pyrolysis analysis according to claim 1, characterized in that: A first guide limit assembly and a second guide assembly are provided between the pyrolysis analysis heating furnace and the operating table.

3. The dual-cylinder sample introduction mechanism for pyrolysis analysis according to claim 2, characterized in that: The first guide limit assembly includes a first guide rod and a first guide seat. The two ends of the first guide rod are respectively connected to the side platform of the pyrolysis analysis heating furnace and the operating table. The first guide seat is slidably mounted on the first guide rod and fixedly connected to the support.

4. The dual-cylinder sample introduction mechanism for pyrolysis analysis according to claim 2, characterized in that: The second guide assembly includes a second guide rod and a second guide seat. The two ends of the second guide rod are respectively connected to the side platform of the pyrolysis analysis heating furnace and the operating table. The second guide seat is slidably mounted on the second guide rod and is welded and fixed to the fixing seat.

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