CN210219206U - Portable gas chromatograph - Google Patents
Portable gas chromatograph Download PDFInfo
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- CN210219206U CN210219206U CN201920616062.3U CN201920616062U CN210219206U CN 210219206 U CN210219206 U CN 210219206U CN 201920616062 U CN201920616062 U CN 201920616062U CN 210219206 U CN210219206 U CN 210219206U
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Abstract
The utility model relates to a portable gas chromatograph, which comprises an instrument main body, wherein the bottom of the instrument main body is fixedly provided with a caster; the lower parts of the two sides of the instrument main body are respectively provided with vertical I-shaped soles, and the lower parts of the two sides of the instrument main body are also respectively provided with sliding grooves for accommodating the vertical I-shaped soles to move up and down; the height of the vertical I-shaped sole is adjusted through a height adjusting device; the height limit positions of the bottom ends of the vertical I-shaped soles are respectively higher and lower than the bottoms of the trundles; the vertical I-shaped sole comprises an inverted U-shaped supporting foot part and guide columns fixed on two sides of the upper end of the supporting foot part; the height adjusting device comprises a sliding sleeve which is matched with the guide post to adjust the height of the guide post; the sliding sleeve is fixed in the sliding groove; the portable gas chromatograph can realize the movement and fixed adjustment of the instrument main body without installing a lifting caster, and has the advantages of simple structure and low cost.
Description
Technical Field
The utility model belongs to the technical field of the chromatograph, especially, relate to a portable gas chromatograph.
Background
The gas chromatograph has wide application in fire investigation, petroleum, chemical engineering, biochemistry, medicine and health, food industry, environmental protection and the like. It can be used for quantitative and qualitative analysis, and can also be used for determining physicochemical constants of distribution coefficient, activity coefficient, etc. of sample on stationary phase. However, the conventional gas chromatograph has a large volume, which requires a large amount of labor for moving the gas chromatograph to the installation site, and thus is inconvenient for moving the gas chromatograph.
The prior art for solving the problem generally installs a caster capable of lifting at the bottom of the gas chromatograph, but the structure of the prior art is complex and the cost is high. The caster is easily damaged, and therefore, there is a need for improvement.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a portable gas chromatograph. The portable gas chromatograph can realize the movement and fixed adjustment of the instrument main body without installing a lifting caster, and has the advantages of simple structure and low cost.
The technical scheme of the utility model as follows:
the first scheme is as follows: a portable gas chromatograph comprises an instrument main body, wherein the bottom of the instrument main body is fixedly provided with casters; the lower parts of the two sides of the instrument main body are respectively provided with vertical I-shaped soles, and the lower parts of the two sides of the instrument main body are also respectively provided with sliding grooves for accommodating the vertical I-shaped soles to move up and down; the height of the vertical I-shaped sole is adjusted through a height adjusting device; the height limit positions of the bottom ends of the vertical I-shaped soles are respectively higher and lower than the bottoms of the trundles; the vertical I-shaped sole comprises an inverted U-shaped supporting foot part and guide columns fixed on two sides of the upper end of the supporting foot part; the height adjusting device comprises a sliding sleeve which is matched with the guide post to adjust the height of the guide post; the sliding sleeve is fixed in the sliding groove.
Wherein, a plurality of inner pin holes are transversely formed on the guide post; an outer pin hole is formed in the sliding sleeve; the height of the guide post is adjusted by inserting a bolt through the outer pin hole and one inner pin hole in sequence.
The sliding groove is I-shaped, and the vertical I-shaped sole is embedded into the sliding groove; the width of the horizontal bar part of the I-shaped sliding chute is larger than that of the horizontal bar part of the inverted U-shaped supporting leg part, so that the inverted U-shaped supporting leg part has enough space to move up and down.
Wherein, the left side and the right side of the instrument main body are respectively fixed with a positioning plate which spans the horizontal bar part of the I-shaped chute; the positioning plate limits the leg part to be separated from the sliding groove;
the inner side of the instrument main body is provided with a hearth, one side of the hearth is provided with a pressure gauge, one side of the pressure gauge is provided with a regulating valve, the other side of the hearth is provided with a display screen, and one side of the display screen is provided with a key.
Scheme II: a portable gas chromatograph comprises an instrument main body, wherein the bottom of the instrument main body is fixedly provided with casters; the lower parts of the two sides of the instrument main body are respectively provided with vertical I-shaped soles, and the lower parts of the two sides of the instrument main body are also respectively provided with sliding grooves for accommodating the vertical I-shaped soles to move up and down; the height of the vertical I-shaped sole is adjusted through a height adjusting device; the height limit positions of the bottom ends of the vertical I-shaped soles are respectively higher and lower than the bottoms of the trundles; the vertical I-shaped sole comprises an inverted U-shaped supporting foot part and guide columns fixed on two sides of the upper end of the supporting foot part; the height adjusting device comprises a sliding sleeve which is matched with the guide post to adjust the height of the guide post; the sliding sleeve is fixed in the sliding groove.
Wherein, the outer circumference of the guide post is provided with an external thread; the upper end or the lower end of the sliding sleeve is connected with a rotary loop with internal threads; the guide post is in threaded fit with the rotary loop to adjust the height of the guide post.
The sliding groove is I-shaped, and the vertical I-shaped sole is embedded into the sliding groove; the width of the horizontal bar part of the I-shaped sliding chute is larger than that of the horizontal bar part of the inverted U-shaped supporting leg part, so that the inverted U-shaped supporting leg part has enough space to move up and down.
Wherein, the left side and the right side of the instrument main body are respectively fixed with a positioning plate which spans the horizontal bar part of the I-shaped chute; the positioning plate limits the leg part to be separated from the sliding groove;
the inner side of the instrument main body is provided with a hearth, one side of the hearth is provided with a pressure gauge, one side of the pressure gauge is provided with a regulating valve, the other side of the hearth is provided with a display screen, and one side of the display screen is provided with a key.
The utility model discloses following beneficial effect has:
the utility model discloses a mode of fixed truckle and over-and-under type I shape footing makes its structure simpler and easier, has reliable result of use and longer life to manufacturing cost has been reduced.
Drawings
Fig. 1 is a schematic front view of the present invention;
fig. 2 is a schematic side view of a first embodiment of the present invention;
FIG. 3 is a schematic side view of the embodiment of the present invention with the vertical I-shaped sole removed;
fig. 4 is a schematic view of a vertical i-shaped sole and a sliding sleeve according to an embodiment of the present invention;
fig. 5 is a schematic view of a second vertical i-shaped sole and a sliding sleeve according to an embodiment of the present invention.
The reference numbers in the figures denote:
1-instrument main body, 2-hearth, 3-pressure gauge, 4-regulating valve, 5-display screen, 6-key, 7-truckle, 8-vertical I-shaped sole, 9-support part, 10-guide column, 11-inner pin hole, 12-chute, 13-sliding sleeve, 14-outer pin hole, 15-positioning plate and 16-loop.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The first embodiment is as follows: referring to fig. 1 to 4, a portable gas chromatograph comprises an instrument main body 1, wherein a hearth 2 is arranged on the inner side of the instrument main body 1, a pressure gauge 3 is arranged on one side of the hearth 2, an adjusting valve 4 is arranged on one side of the pressure gauge 3, a display screen 5 is arranged on the other side of the hearth 2, and a key 6 is arranged on one side of the display screen 5; the above characteristics are the same as the functional components of the existing gas chromatograph, and are not the invention point of the application, the application is not written in detail, and the bottom of the instrument main body 1 is fixedly provided with a caster 7 and a vertical I-shaped sole 8; the vertical I-shaped sole 8 can vertically lift, and the lifting limit position of the bottom end of the vertical I-shaped sole is respectively higher than and lower than the bottom of the caster 7.
Further, the vertical I-shaped sole 8 is respectively arranged at the lower parts of two sides of the instrument main body 1 and comprises an inverted U-shaped foot supporting part 9 and guide columns 10 fixed at two sides of the upper end of the foot supporting part 9; and sliding sleeves 13 which are matched with the guide columns 10 to adjust the height of the guide columns 10 are vertically fixed at the lower parts of the two sides of the instrument main body 1 respectively.
Further, a plurality of inner pin holes 11 are transversely formed in the guide post 10; an outer pin hole 14 is formed in the sliding sleeve 13; the height of the guide post 10 is adjusted by inserting a plug pin through the outer pin hole 14 and one of the inner pin holes 11 in turn.
Furthermore, two side surfaces of the instrument main body 1 are respectively provided with a sliding groove 12 matched with the vertical I-shaped sole 8, the sliding grooves 12 are I-shaped, and the vertical I-shaped sole 8 is embedded into the sliding grooves 12; the width of the horizontal bar part of the I-shaped sliding groove 12 is larger than that of the horizontal bar part of the inverted U-shaped leg part 9, so that the inverted U-shaped leg part 9 has enough space to move up and down; the sliding sleeve 13 is fixed in the sliding groove 12.
Furthermore, the left side and the right side of the instrument main body 1 are respectively fixed with a positioning plate 15 which spans the horizontal bar part of the I-shaped sliding chute 12; the positioning plate 15 restricts the leg portion 9 from coming out of the slide groove 12.
The working principle of the embodiment is as follows:
when the utility model needs to move, the I-shaped feet on the two sides of the instrument main body 1 slide upwards along the sliding groove 12, wherein the matching of the guide post 10 and the sliding sleeve 13 has the functions of limiting the up-and-down sliding of the I-shaped feet and limiting the left-and-right shaking of the I-shaped feet, the I-shaped feet 8 stop when sliding upwards to the relative position of the outer pin hole 14 and one inner pin hole 11 on the guide post 10, and are fixed in the outer pin hole 14 and the inner pin hole 11 by bolts, so that the I-shaped feet are prevented from sliding backwards, and the instrument main body 1 can be pushed to move; when the fixing and using device needs to be fixed, a tool is used for prying up one side of the instrument main body 1, the bolt is taken out, the I-shaped bottom foot at the side end is stopped when sliding down to the position, opposite to the other inner pin hole 11 on the guide column 10, of the outer pin hole 14, the bolt is used for fixing the outer pin hole 14 and the inner pin hole 11, and then the same operation is carried out on the I-shaped bottom foot at the other side of the instrument main body 1, so that the instrument main body 1 can be fixed and used. The locating plate 15 can further prevent the leg part 9 of the inverted U-shaped from shaking towards two sides, so that the instrument main body 1 is more stable when in use.
Example two: referring to fig. 1 and 5, a portable gas chromatograph comprises an instrument main body 1, wherein a hearth 2 is arranged on the inner side of the instrument main body 1, a pressure gauge 3 is arranged on one side of the hearth 2, an adjusting valve 4 is arranged on one side of the pressure gauge 3, a display screen 5 is arranged on the other side of the hearth 2, and a key 6 is arranged on one side of the display screen 5; the bottom of the instrument main body 1 is fixedly provided with a caster 7 and a vertical I-shaped sole 8; the vertical I-shaped sole 8 can vertically lift, and the lifting limit position of the bottom end of the vertical I-shaped sole is respectively higher than and lower than the bottom of the caster 7.
Further, the vertical I-shaped sole 8 is respectively arranged at the lower parts of two sides of the instrument main body 1 and comprises an inverted U-shaped foot supporting part 9 and guide columns 10 fixed at two sides of the upper end of the foot supporting part 9; and sliding sleeves 13 which are matched with the guide columns 10 to adjust the height of the guide columns 10 are vertically fixed at the lower parts of the two sides of the instrument main body 1 respectively.
Further, an external thread is arranged on the outer circumferential surface of the guide post 10; the upper end or the lower end of the sliding sleeve 13 is connected with a rotary loop 16 with internal threads; the guide post 10 is screw-engaged with a rotary union 16 to adjust the height of the guide post 10.
Furthermore, two side surfaces of the instrument main body 1 are respectively provided with a sliding groove 12 matched with the vertical I-shaped sole 8, the sliding grooves 12 are I-shaped, and the vertical I-shaped sole 8 is embedded into the sliding grooves 12; the width of the horizontal bar part of the I-shaped sliding groove 12 is larger than that of the horizontal bar part of the inverted U-shaped leg part 9, so that the inverted U-shaped leg part 9 has enough space to move up and down; the sliding sleeve 13 is fixed in the sliding groove 12.
Furthermore, the left side and the right side of the instrument main body 1 are respectively fixed with a positioning plate 15 which spans the horizontal bar part of the I-shaped sliding chute 12; the positioning plate 15 restricts the leg portion 9 from coming out of the slide groove 12.
The working principle of the embodiment is as follows:
when the utility model needs to be moved, the I-shaped feet on the two sides of the instrument main body 1 slide upwards along the sliding groove 12, wherein the matching of the guide post 10 and the sliding sleeve 13 has the functions of limiting the up-and-down sliding of the I-shaped feet and limiting the left-and-right shaking of the I-shaped feet, the movable sleeve 16 is screwed, and the depth of the guide post 10 extending into the sliding groove 12 can be adjusted, so that the height of the I-shaped foot sole is adjusted, and when the height of the bottom end of the I-shaped foot sole is higher than the height of the bottom of the caster 7, the instrument main body 1; when the bottom end of the I-shaped sole is lower than the bottom of the caster 7, the instrument body 1 can be supported by the I-shaped sole. The locating plate 15 can further prevent the leg part 9 of the inverted U-shaped from shaking towards two sides, so that the instrument main body 1 is more stable when in use.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (6)
1. A portable gas chromatograph comprises an apparatus main body (1), wherein casters (7) are fixedly mounted at the bottom of the apparatus main body (1); the method is characterized in that: the lower parts of two sides of the instrument main body (1) are respectively provided with a vertical I-shaped sole (8), and the lower parts of two sides of the instrument main body (1) are respectively provided with a sliding groove (12) for accommodating the vertical I-shaped sole (8) to move up and down; the height of the vertical I-shaped sole (8) is adjusted through a height adjusting device respectively; the height limit positions of the bottom ends of the vertical I-shaped soles (8) are respectively higher and lower than the bottoms of the trundles (7); the vertical I-shaped sole (8) comprises an inverted U-shaped foot supporting part (9) and guide columns (10) fixed on two sides of the upper end of the foot supporting part (9); the height adjusting device comprises a sliding sleeve (13) which is matched with the guide post (10) to adjust the height of the guide post (10); the sliding sleeve (13) is fixed in the sliding groove (12).
2. A portable gas chromatograph as recited in claim 1, wherein: a plurality of inner pin holes (11) are transversely formed in the guide column (10); an outer pin hole (14) is formed in the sliding sleeve (13); the height of the guide post (10) is adjusted by inserting a plug pin through the outer pin hole (14) and one inner pin hole (11) in sequence.
3. A portable gas chromatograph as recited in claim 1, wherein: the outer circumferential surface of the guide post (10) is provided with an external thread; the upper end or the lower end of the sliding sleeve (13) is connected with a rotary loop (16) with internal threads; the guide post (10) is in threaded fit with the rotary loop (16) to adjust the height of the guide post (10).
4. A portable gas chromatograph according to claim 2 or 3, wherein: the sliding groove (12) is in an I shape, and the vertical I-shaped sole (8) is embedded into the sliding groove (12); the width of the horizontal bar part of the I-shaped sliding groove (12) is larger than that of the horizontal bar part of the inverted U-shaped supporting leg part (9), so that the inverted U-shaped supporting leg part (9) has enough space to move up and down.
5. A portable gas chromatograph according to claim 4, wherein: positioning plates (15) which stretch across the horizontal bar part of the I-shaped sliding groove (12) are respectively fixed on the left side and the right side of the instrument main body (1); the positioning plate (15) limits the leg part (9) from falling out of the sliding groove (12).
6. A portable gas chromatograph as recited in claim 5, wherein: the instrument is characterized in that a hearth (2) is arranged on the inner side of the instrument main body (1), a pressure gauge (3) is arranged on one side of the hearth (2), an adjusting valve (4) is arranged on one side of the pressure gauge (3), a display screen (5) is arranged on the other side of the hearth (2), and a key (6) is arranged on one side of the display screen (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920616062.3U CN210219206U (en) | 2019-04-30 | 2019-04-30 | Portable gas chromatograph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920616062.3U CN210219206U (en) | 2019-04-30 | 2019-04-30 | Portable gas chromatograph |
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| Publication Number | Publication Date |
|---|---|
| CN210219206U true CN210219206U (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920616062.3U Active CN210219206U (en) | 2019-04-30 | 2019-04-30 | Portable gas chromatograph |
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| Country | Link |
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| CN (1) | CN210219206U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461951A (en) * | 2020-11-04 | 2021-03-09 | 北京高麦克仪器科技有限公司 | Chromatographic analyzer |
-
2019
- 2019-04-30 CN CN201920616062.3U patent/CN210219206U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461951A (en) * | 2020-11-04 | 2021-03-09 | 北京高麦克仪器科技有限公司 | Chromatographic analyzer |
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