CN211086209U - Gas chromatograph convenient to control temperature - Google Patents
Gas chromatograph convenient to control temperature Download PDFInfo
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- CN211086209U CN211086209U CN201921809730.0U CN201921809730U CN211086209U CN 211086209 U CN211086209 U CN 211086209U CN 201921809730 U CN201921809730 U CN 201921809730U CN 211086209 U CN211086209 U CN 211086209U
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- temperature control
- electric telescopic
- chromatograph
- telescopic rod
- ceramic sealing
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Abstract
The utility model discloses a gas chromatograph convenient to controlled temperature, including the chromatograph body, chromatograph body bottom is provided with the insulating layer, the insulating layer bottom is provided with and holds the chamber, it is provided with down the guide card to hold the intracavity diapire, the guide card top is provided with the guide card down, it is articulated with holding the intracavity roof to go up the guide card top, it is provided with electric telescopic handle to hold intracavity diapire one side, electric telescopic handle one end is provided with insulating barrier, chromatograph body inner wall one side is provided with the control by temperature change chamber, control by temperature change chamber one side is provided with the heat-conducting plate. The utility model discloses an at the inside temperature control chamber that sets up of chromatograph body, set up ceramic sealing plug inside the temperature control chamber, pack hydrogen bottom ceramic sealing plug, set up first electric telescopic handle switch piece at ceramic sealing plug top, set up second electric telescopic handle switch piece at temperature control intracavity roof to whether control chromatograph body according to the temperature and work.
Description
Technical Field
The utility model relates to a gas chromatograph technical field, in particular to gas chromatograph convenient to controlled temperature.
Background
The gas chromatograph is a chromatographic analysis device using gas as a mobile phase. The principle is mainly to realize the separation of the mixture by utilizing the differences of the boiling point, the polarity and the adsorption property of the substances. At present, when a gas chromatograph works, high temperature is easy to generate, and once the temperature exceeds the standard, a circuit is burnt out, so that equipment faults are caused.
Therefore, it is necessary to invent a gas chromatograph with convenient temperature control to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas chromatograph convenient to controlled temperature through at the inside temperature control chamber that sets up of chromatograph body, sets up ceramic sealing plug at temperature control intracavity portion, fills hydrogen bottom ceramic sealing plug, sets up first electric telescopic handle switch piece at ceramic sealing plug top, sets up second electric telescopic handle switch piece at temperature control intracavity roof to whether control chromatograph body according to the temperature and whether work's technical scheme, with the problem of proposing in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a gas chromatograph convenient for temperature control comprises a chromatograph body, wherein a heat insulation layer is arranged at the bottom of the chromatograph body, a containing cavity is arranged at the bottom of the heat insulation layer, a lower guide sheet is arranged on the bottom wall of the containing cavity, an upper guide sheet is arranged at the top of the lower guide sheet, the top end of the upper guide sheet is hinged with the top wall of the containing cavity, an electric telescopic rod is arranged on one side of the bottom wall of the containing cavity, an insulating partition plate is arranged at one end of the electric telescopic rod, a temperature control cavity is arranged on one side of the inner wall of the chromatograph body, a heat conduction plate is arranged on one side of the temperature control cavity, a ceramic sealing layer is arranged on the surface of the inner wall of the temperature control cavity, a ceramic sealing plug is arranged in the temperature control cavity, the ceramic, the ceramic sealing plug top is provided with first electric telescopic handle switch piece, the roof is provided with second electric telescopic handle switch piece in the control by temperature change intracavity, first electric telescopic handle switch piece matches with second electric telescopic handle switch piece.
Preferably, one side of the lower guide vane is connected with an external plug, and a telescopic rod is arranged between the upper guide vane and the accommodating cavity.
Preferably, the bottom end of the telescopic rod is hinged to the upper guide sheet, and the top end of the telescopic rod is hinged to the top wall in the accommodating cavity.
Preferably, the outer side of the telescopic rod is sleeved with a second spring, and the outer side of the chromatograph body is sleeved with a cover body.
Preferably, the cover body is hollow, and one side of the cover body is provided with an air suction hole.
Preferably, the bottom of the cover body is provided with an air extractor, the bottom of the air extractor is provided with a purifier, and air guide pipes are arranged between the cover body and the air extractor and between the purifier and the air extractor.
The utility model discloses a technological effect and advantage:
the temperature is transmitted to the inside of the temperature control cavity through the heat conducting plate, the hydrogen in the temperature control cavity is heated to expand, the ceramic sealing plug is jacked upwards after the hydrogen expands, the first electric telescopic rod switch piece is contacted with the second electric telescopic rod switch piece to trigger the electric telescopic rod to start to extend, the insulating partition plate is inserted between the upper guide piece and the lower guide piece after the electric telescopic rod extends, the upper guide piece is disconnected with the lower guide piece, the chromatograph body stops working after power supply is lost, the hydrogen shrinks after the temperature is reduced, the ceramic sealing plug slides downwards under the action of the first spring tension, the first electric telescopic rod switch piece is separated from the second electric telescopic rod switch piece, the electric telescopic rod is closed and shortened, the insulating partition plate is drawn out from between the upper guide piece and the lower guide piece, the upper guide piece is contacted with the lower guide piece again, the chromatograph body is powered again, and can continue working, and the circuit is effectively prevented from being burnt out due to overhigh, by arranging the ceramic sealing layer and the ceramic sealing plug, the frictional resistance of the ceramic sealing plug during movement is reduced under the condition of not influencing the sealing effect, and the accuracy of the high-temperature cavity control is improved;
through being equipped with the second spring, be favorable to going up the stator and closely with the stator contact down, avoid going up stator and stator contact failure down, through being equipped with the cover body and air extractor, can inhale the gas that chromatograph body edge leaked in the clearing machine, be favorable to avoiding gas leakage polluted environment.
Drawings
Fig. 1 is a front sectional view of the present invention.
Fig. 2 is a top view of the cover body of the present invention.
Fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.
Fig. 4 is an enlarged view of a portion B in fig. 1 according to the present invention.
In the figure: 1 chromatograph body, 2 insulating layers, 3 hold the chamber, 4 lower guide vanes, 5 go up guide vane, 6 electric telescopic handle, 7 insulating barrier, 8 temperature control chamber, 9 heat-conducting plates, 10 ceramic sealing layer, 11 ceramic sealing plugs, 12 first spring, 13 first electric telescopic handle switch piece, 14 second electric telescopic handle switch piece, 15 external plug, 16 telescopic links, 17 second spring, 18 covers the body, 19 suction opening, 20 air extractors, 21 clearing machines.
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.
The utility model provides a gas chromatograph convenient for temperature control, as shown in figures 1-4, comprising a chromatograph body 1, wherein the bottom of the chromatograph body 1 is provided with a heat insulation layer 2, the bottom of the heat insulation layer 2 is provided with a containing cavity 3, the inner bottom wall of the containing cavity 3 is provided with a lower guide vane 4, the top of the lower guide vane 4 is provided with an upper guide vane 5, the top end of the upper guide vane 5 is hinged with the inner top wall of the containing cavity 3, the upper guide vane 5 is electrically connected with the chromatograph body 1, one side of the inner bottom wall of the containing cavity 3 is provided with an electric telescopic rod 6, one end of the electric telescopic rod 6 is provided with an insulating baffle 7, one side of the inner wall of the chromatograph body 1 is provided with a temperature control cavity 8, when the temperature inside the chromatograph body 1 exceeds a standard value, the temperature is transmitted to the inside of the temperature control cavity, the heat conducting plate 9 is arranged on one side of the temperature control cavity 8, the ceramic sealing layer 10 is arranged on the surface of the inner wall of the temperature control cavity 8, the ceramic sealing layer 10 is arranged, the frictional resistance of the ceramic sealing plug 11 during movement is reduced under the condition that the sealing effect is not influenced, the accuracy of the temperature control cavity 8 is improved, the ceramic sealing plug 11 is arranged in the temperature control cavity 8, the ceramic sealing plug 11 is jacked upwards after hydrogen expands, the first electric telescopic rod switch piece 13 is in contact with the second electric telescopic rod switch piece 14, the electric telescopic rod 6 is triggered to start to extend, the insulating partition plate 7 is inserted between the upper guide piece 5 and the lower guide piece 4 after the electric telescopic rod 6 extends, the upper guide piece 5 is disconnected with the lower guide piece 4, the chromatograph body 1 stops working after power is lost, the hydrogen contracts after the temperature is reduced, and the ceramic sealing plug 11 slides downwards under the tensile force of the first spring 12, the first electric telescopic rod switch piece 13 is separated from the second electric telescopic rod switch piece 14, the electric telescopic rod 6 is closed and shortened, the insulating partition 7 is drawn out from between the upper guide piece 5 and the lower guide piece 4, the upper guide piece 5 and the lower guide piece 4 are contacted again, the chromatograph body 1 is powered again, thereby continuing to work and effectively avoiding the circuit from being burnt out due to overhigh temperature, the ceramic sealing plug 11 is connected with the ceramic sealing layer 10 in a sliding way, a first spring 12 is connected between the bottom of the ceramic sealing plug 11 and the inner bottom wall of the temperature control cavity 8, the bottom of the ceramic sealing plug 11 is filled with hydrogen, the top of the ceramic sealing plug 11 is provided with a first electric telescopic rod switch sheet 13, roof is provided with second electric telescopic handle switch piece 14 in the control by temperature change chamber 8, first electric telescopic handle switch piece 13 and the 14 phase-matchs of second electric telescopic handle switch piece, first electric telescopic handle switch piece 13 and the equal and 6 electric connection of electric telescopic handle of second electric telescopic handle switch piece 14.
Further, in the above technical solution, one side of the lower guide vane 4 is connected with an external plug 15, and a telescopic rod 16 is arranged between the upper guide vane 5 and the accommodating cavity 3;
further, in the above technical solution, the bottom end of the telescopic rod 16 is hinged to the upper guide vane 5, and the top end of the telescopic rod 16 is hinged to the top wall of the accommodating cavity 3;
further, in the above technical solution, the outer side of the telescopic rod 16 is sleeved with a second spring 17, and the second spring 17 is arranged, so that the upper guide vane 5 and the lower guide vane 4 are in tight contact, poor contact between the upper guide vane 5 and the lower guide vane 4 is avoided, and the outer side of the chromatograph body 1 is sleeved with a cover 18;
furthermore, in the above technical solution, the inside of the cover 18 is hollow, and one side of the cover 18 is provided with an air suction hole 19;
further, in the above technical solution, the bottom of the cover 18 is provided with the air extractor 20, the bottom of the air extractor 20 is provided with the purifier 21, air ducts are provided between the cover 18 and the purifier 21 and between the air extractor 20, and the cover 18 and the air extractor 20 are provided, so that the gas leaked from the edge of the chromatograph body 1 can be sucked into the purifier 21, which is beneficial to avoiding the gas leakage from polluting the environment.
This practical theory of operation:
referring to the attached drawings 1 and 3 of the specification, when the temperature inside the chromatograph body 1 exceeds a standard value, the temperature is transmitted to the inside of the temperature control cavity 8 through the heat conduction plate 9, the hydrogen inside the temperature control cavity 8 is heated to expand, the ceramic sealing plug 11 is jacked up after the hydrogen expands, the first electric telescopic rod switch piece 13 is in contact with the second electric telescopic rod switch piece 14, the electric telescopic rod 6 is triggered to start to extend, the insulating partition plate 7 is inserted between the upper guide piece 5 and the lower guide piece 4 after the electric telescopic rod 6 extends, the upper guide piece 5 is disconnected with the lower guide piece 4, the chromatograph body 1 stops working after power supply is lost, after the temperature is reduced, the hydrogen contracts, the ceramic 11 slides downwards under the tensile force of the first spring 12, the first electric telescopic rod switch piece 13 is separated from the second electric telescopic rod switch piece 14, the electric telescopic rod 6 is closed and shortened, the insulating partition plate 7 is pulled out from between the upper guide piece 5 and the lower guide piece 4, the upper guide sheet 5 and the lower guide sheet 4 are contacted again, the chromatograph body 1 is powered again, so that the chromatograph can continue to work, the circuit is effectively prevented from being burnt out due to overhigh temperature, the friction resistance of the ceramic sealing plug 11 during movement is reduced under the condition of not influencing the sealing effect by arranging the ceramic sealing layer 10 and the ceramic sealing plug 11, and the accuracy of the high-temperature control cavity 8 is improved;
referring to the accompanying drawings 1-2 and 4 in the specification, the second spring 17 is arranged to facilitate the tight contact between the upper guide vane 5 and the lower guide vane 4 and avoid the poor contact between the upper guide vane 5 and the lower guide vane 4, and the cover body 18 and the air pump 20 are arranged to suck the gas leaked from the edge of the chromatograph body 1 into the purifier 21, thereby facilitating the prevention of the gas leakage from polluting the environment.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a gas chromatograph convenient to control temperature, includes chromatograph body (1), its characterized in that: the chromatograph comprises a chromatograph body (1), wherein a heat insulation layer (2) is arranged at the bottom of the chromatograph body (1), a containing cavity (3) is arranged at the bottom of the heat insulation layer (2), a lower guide vane (4) is arranged on the inner bottom wall of the containing cavity (3), an upper guide vane (5) is arranged at the top of the lower guide vane (4), the top end of the upper guide vane (5) is hinged with the inner top wall of the containing cavity (3), an electric telescopic rod (6) is arranged on one side of the inner bottom wall of the containing cavity (3), an insulating partition plate (7) is arranged at one end of the electric telescopic rod (6), a temperature control cavity (8) is arranged on one side of the inner wall of the chromatograph body (1), a heat conduction plate (9) is arranged on one side of the temperature control cavity (8), a ceramic sealing layer (10) is arranged on the surface of the inner wall of the temperature control cavity (, be connected with first spring (12) between bottom ceramic sealing plug (11) and the inner diapire of temperature control chamber (8), ceramic sealing plug (11) bottom packing has hydrogen, ceramic sealing plug (11) top is provided with first electric telescopic handle switch piece (13), roof is provided with second electric telescopic handle switch piece (14) in temperature control chamber (8), first electric telescopic handle switch piece (13) and second electric telescopic handle switch piece (14) phase-match.
2. A gas chromatograph to facilitate temperature control as recited in claim 1, wherein: one side of the lower guide vane (4) is connected with an external plug (15), and a telescopic rod (16) is arranged between the upper guide vane (5) and the accommodating cavity (3).
3. A gas chromatograph to facilitate temperature control as recited in claim 2, wherein: the bottom end of the telescopic rod (16) is hinged to the upper guide sheet (5), and the top end of the telescopic rod (16) is hinged to the inner top wall of the accommodating cavity (3).
4. A gas chromatograph to facilitate temperature control as recited in claim 2, wherein: the outer side of the telescopic rod (16) is sleeved with a second spring (17), and the outer side of the chromatograph body (1) is sleeved with a cover body (18).
5. A gas chromatograph to facilitate temperature control as recited in claim 4, wherein: the cover body (18) is hollow, and one side of the cover body (18) is provided with an air suction hole (19).
6. A gas chromatograph to facilitate temperature control as recited in claim 4, wherein: an air extractor (20) is arranged at the bottom of the cover body (18), a purifier (21) is arranged at the bottom of the air extractor (20), and air guide pipes are arranged between the cover body (18) and the air extractor (20) and between the purifier (21) and the air extractor (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921809730.0U CN211086209U (en) | 2019-10-25 | 2019-10-25 | Gas chromatograph convenient to control temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921809730.0U CN211086209U (en) | 2019-10-25 | 2019-10-25 | Gas chromatograph convenient to control temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211086209U true CN211086209U (en) | 2020-07-24 |
Family
ID=71623467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921809730.0U Active CN211086209U (en) | 2019-10-25 | 2019-10-25 | Gas chromatograph convenient to control temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211086209U (en) |
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2019
- 2019-10-25 CN CN201921809730.0U patent/CN211086209U/en active Active
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