CN203894201U - Sampling device for analyzing dissolved gas in oil - Google Patents
Sampling device for analyzing dissolved gas in oil Download PDFInfo
- Publication number
- CN203894201U CN203894201U CN201420344666.4U CN201420344666U CN203894201U CN 203894201 U CN203894201 U CN 203894201U CN 201420344666 U CN201420344666 U CN 201420344666U CN 203894201 U CN203894201 U CN 203894201U
- Authority
- CN
- China
- Prior art keywords
- dissolved gas
- syringe
- sampling device
- bracket
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 33
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 238000004868 gas analysis Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 6
- 238000012360 testing method Methods 0.000 abstract description 8
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Abstract
The utility model relates to a sampling device for analyzing dissolved gas in oil, relating to a special sampling device for analyzing dissolved gas in oil and aiming at solving the problems of waste of standard sample, test data deviation and low sampling efficiency caused by the fact that the sampling amount is not easily controlled when dissolved gas in oil is sampled currently. The sampling device for analyzing dissolved gas in oil disclosed by the utility model comprises an injector and a control mechanism connected with the injector, wherein the injector comprises an injector body with an inner space; one end of the injector body is provided with a syringe needle communicated with the inner space, and the other end of the injector body is provided with a piston rod capable of transversely moving in the inner space; the control mechanism comprises a support frame, a steel ruler with a plurality of grooves, a gear and a baffle. The sampling device disclosed by the utility model is used for sampling dissolved gas in oil.
Description
Technical field
The utility model relates to a kind of sampling device, is specifically related to a kind of special-purpose sampling device when dissolved gas analysis.
Background technology
Be applied at present the oil dissolved gas of electric system, the sampling device using when analyzing is common test syringe.Be generally that syringe is inserted and is equipped with in the container of standard specimen, after the standard specimen of extraction 0.5-1ml, extract, then standard specimen is injected to chromatograph, to reach the object of sample introduction.But the common pressure ratio of container of storing standard specimen is larger, present used conventional test syringe easily ejects syringe piston and is not easy accurately to control sampling amount, thereby causing waste, test figure deviation and the sample introduction efficiency of standard specimen low when sampling.So be badly in need of now a kind of sample introduction convenience, sample size sampling device accurately, to improve accuracy and the sample introduction efficiency of test figure.
Summary of the invention
The purpose of this utility model is when solving existing oil dissolved gas sample introduction, be not easy accurately to control sampling amount, thereby cause standard specimen waste, test figure deviation and the low problem of sample introduction efficiency, and then a kind of special-purpose sampling device when dissolved gas analysis is provided.
The technical solution of the utility model is: a kind of sampling device for dissolved gas analysis, comprise syringe and the control gear being connected with syringe, syringe comprises the syringe body with inner space, one end of syringe body has the syringe needle being connected with its inner space, the other end be provided with can be laterally mobile piston rod in portion space within it, control gear comprises bracket, is provided with the steel ruler of a plurality of grooves, gear and baffle plate; The conduit that steel ruler and syringe be arranged in parallel and offer through bracket inside respectively, gear is located at the conduit between syringe and steel ruler through bracket inside, the center of gear is provided with a gear shaft, gear shaft is vertical with steel ruler place plane, gear is meshed in bracket inside with the groove of steel ruler lower end, and steel ruler is being provided with the baffle plate of the piston rod tail end that can be used for conflicting near one end of piston rod.
The utility model compared with prior art has following effect:
The sampling device for dissolved gas analysis that the utility model adopts, has avoided due to the excessive situation that causes syringe piston to be ejected of standard specimen container pressure.Easy to operate in use, shortened time of sampling and sample introduction.Accurately fixed sampling amount, reduced test figure deviation, each sampling amount is all very accurate, has reduced the loss of standard specimen.The rear end of device is provided with the baffler of quality of rubber materials, the impulse force in the time of can reducing syringe piston and be ejected.
Accompanying drawing explanation
Fig. 1 is that the utility model is for the structural drawing of the sampling device of dissolved gas analysis.
In the utility model device, each component names and label are as follows:
Syringe 1, syringe body 1-1, piston rod 1-2, syringe needle 1-3, bracket 2, steel ruler 3, gear 5, gear shaft 5-1, baffle plate 8, rubber cushion 9, control gear 10.
Embodiment
Embodiment one: present embodiment is described in conjunction with Fig. 1, present embodiment comprises a kind of sampling device for dissolved gas analysis, comprise syringe 1 and the control gear 10 being connected with syringe 1, syringe 1 comprises the syringe body 1-1 with inner space, one end of syringe body 1-1 has the syringe needle 1-3 being connected with its inner space, the other end be provided with can be laterally mobile piston rod 1-2 in portion space within it, control gear 10 comprises bracket 2, is provided with the steel ruler 3 of a plurality of grooves, gear 5 and baffle plate 8; The conduit that steel ruler 3 and syringe 1 be arranged in parallel and offer through bracket 2 inside respectively, gear 5 is located at the conduit between syringe 1 and steel ruler 3 through bracket 2 inside, the center of gear 5 is provided with a gear shaft 5-1, gear shaft 5-1 is vertical with steel ruler 3 place planes, gear 5 is meshed in bracket 2 inside with the groove of steel ruler 3 lower ends, and steel ruler 3 is being provided with the baffle plate 8 of the piston rod 1-2 tail end that can be used for conflicting near one end of piston rod 1-2.
Embodiment two: in conjunction with Fig. 1, present embodiment is described, the bracket 2 of present embodiment is vertical with the scale mark that aligns with steel ruler 3 near the side of baffle plate 8.Other composition and annexation are identical with embodiment one.
Embodiment three: in conjunction with Fig. 1, present embodiment is described, the material of the bracket 2 of present embodiment is rubber.Other composition and annexation are identical with embodiment two.
Embodiment four: in conjunction with Fig. 1, present embodiment is described, the syringe 1 of present embodiment is opened in bracket 2 inner conduits surface of contact with it is provided with rubber cushion 9.9 of rubber cushions increase friction and cushioning effect.Other composition and annexation are identical with embodiment three.
Embodiment five: in conjunction with Fig. 1, present embodiment is described, the rubber cushion 9 of present embodiment can be fixing by fixed screw and bracket 2.Other composition and annexation are identical with embodiment four.
Embodiment six: in conjunction with Fig. 1, present embodiment is described, the rubber cushion 9 of present embodiment also can with paste mutually with syringe 1.Other composition and annexation are identical with embodiment four.
Embodiment seven: in conjunction with Fig. 1, present embodiment is described, the material of the baffle plate 8 of present embodiment is rubber.The quality of rubber materials of baffler, plays damping and barrier effect.Other composition and annexation are identical with embodiment one.
Use principle:
When sample introduction, the gear shaft 5-1 that testing crew first reverses gear 5 makes to move left and right with the steel ruler 3 of its engagement, until the edge of bracket 2 aligns with a certain scale on steel ruler 3, be transferred to the volume number of the standard specimen of required injection, then sample, the container pressure of storing standard specimen is very large, the piston rod 1-2 of syringe 1 can be ejected automatically from syringe body 1-1, move to baffle plate 8 places slack always, at this moment the standard specimen being inhaled in syringe body 1-1 is exactly required volume number, and this method is easy to just can accurately control sampling amount.After sampling, rapidly standard specimen is injected to chromatograph, reached the object of sample introduction.After sample introduction finishes, reverse gear shaft 5-1 and device is returned to assigned address, end-of-job.
Foregoing is only preferred embodiment of the present utility model; not for limiting embodiment of the present utility model; those of ordinary skills are according to main design of the present utility model and spirit; protection domain of the present utility model can carry out very easily corresponding flexible or modification, therefore should be as the criterion with the desired protection domain of claims.
Claims (7)
1. the sampling device for dissolved gas analysis, comprise syringe (1) and the control gear (10) being connected with syringe (1), syringe (1) comprises the syringe body (1-1) with inner space, one end of syringe body (1-1) has the syringe needle (1-3) being connected with its inner space, the other end be provided with can be laterally mobile piston rod (1-2) in portion space within it, it is characterized in that, control gear (10) comprises bracket (2), is provided with the steel ruler (3) of a plurality of grooves, gear (5) and baffle plate (8); The conduit that steel ruler (3) and syringe (1) be arranged in parallel and offer through bracket (2) inside respectively, gear (5) is located at the conduit between syringe (1) and steel ruler (3) through bracket (2) inside, the center of gear (5) is provided with a gear shaft (5-1), gear shaft (5-1) is vertical with steel ruler (3) place plane, gear (5) is meshed in bracket (2) inside with the groove of steel ruler (3) lower end, and steel ruler (3) is being provided with the baffle plate (8) of piston rod (1-2) tail end that can be used for conflicting near one end of piston rod (1-2).
2. the sampling device for dissolved gas analysis according to claim 1, is characterized in that, bracket (2) is vertical with the scale mark that aligns with steel ruler (3) near the side of baffle plate (8).
3. the sampling device for dissolved gas analysis according to claim 2, is characterized in that, the material of bracket (2) is rubber.
4. the sampling device for dissolved gas analysis according to claim 3, is characterized in that, syringe (1) is opened in the inner conduit of bracket (2) surface of contact with it is provided with rubber cushion (9).
5. the sampling device for dissolved gas analysis according to claim 4, is characterized in that, rubber cushion (9) is fixing by fixed screw and bracket (2).
6. the sampling device for dissolved gas analysis according to claim 4, is characterized in that, rubber cushion (9) is pasted mutually with syringe (1).
7. the sampling device for dissolved gas analysis according to claim 1, is characterized in that, the material of baffle plate (8) is rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420344666.4U CN203894201U (en) | 2014-06-25 | 2014-06-25 | Sampling device for analyzing dissolved gas in oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420344666.4U CN203894201U (en) | 2014-06-25 | 2014-06-25 | Sampling device for analyzing dissolved gas in oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203894201U true CN203894201U (en) | 2014-10-22 |
Family
ID=51720588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420344666.4U Expired - Fee Related CN203894201U (en) | 2014-06-25 | 2014-06-25 | Sampling device for analyzing dissolved gas in oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203894201U (en) |
-
2014
- 2014-06-25 CN CN201420344666.4U patent/CN203894201U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20180625 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |