CN207181112U - A kind of natural gas sampler - Google Patents
A kind of natural gas sampler Download PDFInfo
- Publication number
- CN207181112U CN207181112U CN201720979660.8U CN201720979660U CN207181112U CN 207181112 U CN207181112 U CN 207181112U CN 201720979660 U CN201720979660 U CN 201720979660U CN 207181112 U CN207181112 U CN 207181112U
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- China
- Prior art keywords
- plug
- sleeve
- cylinder
- cylinder body
- hand
- Prior art date
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Abstract
The utility model discloses a kind of natural gas sampler, including sleeve, left-hand cylinder body and right cylinder, plug is provided with sleeve, the circle centre position of the right flank of plug is hinged with the leading screw laterally set；Air inlet pipe is provided with right end cap；Escape pipe is provided with left end cap；The groove of opening to the right is provided with the left surface of plug, the top and bottom of bottom portion of groove are arranged with elastic clamping block and lower elastic clamping block, one-way conduction control device is provided with the plug, one-way conduction control device includes the gas passage of cylinder, the gas passage of cylinder is horizontally through plug and is slidably connected with plug, the length of gas passage is more than the thickness of plug, and the upper side and lower side of the right-hand member of gas passage is symmetrically arranged with limited block.The utility model can change the pressure in the volume and left-hand cylinder body and right cylinder of sampler, to adapt to sample needs.
Description
Technical field
Sampler is the utility model is related to, more particularly, to a kind of natural gas sampler.
Background technology
In the prior art, natural gas is sampled, mainly using metal or rubber tube by well head or gas gathering station
Source of the gas be connected with sampling bottle, and sampled by Valve controlling inlet air flow.But if the pressure and sampling bottle of source of the gas
Pressure difference it is larger, Sampler valves and sampling bottle may be impacted, if in addition, collection be gases at high pressure, also
The risk that gas leaks in sampling bottle be present.
Utility model content
The purpose of this utility model is to provide a kind of natural gas sampler, can change the volume and left-hand cylinder body of sampler
With the pressure in right cylinder, with adapt to sample needs.
To reach above-mentioned purpose, the utility model uses following technical scheme：
A kind of natural gas sampler, including sleeve and it is separately positioned on the left-hand cylinder body at sleeve both ends and right cylinder, and it is left
Cylinder and right cylinder are slidably connected with sleeve respectively, on the left end lateral wall of left-hand cylinder body right-hand member and right cylinder and in the company with sleeve
The place of connecing is provided with sealing ring, and sleeve is provided at both ends with fixing device, when left-hand cylinder body and right cylinder slide into a left side for sleeve respectively
When end and right-hand member, fixed by fixing device, the right-hand member of the left end of left-hand cylinder body and right cylinder is respectively arranged with left end cap and right-hand member
Cover and left end cap and right end cap are integrally formed with left-hand cylinder body and right cylinder respectively；Plug, the plug and set are provided with sleeve
Medial wall of the tube is slidably connected, and the circle centre position of the right flank of plug is hinged with the leading screw laterally set, and the right-hand member of the leading screw stretches out
Right end cap and handwheel is connected with, leading screw is threadedly coupled with right end cap；Air inlet pipe is provided with right end cap, and is provided with air inlet pipe
Right pressure gauge and air intake control valve；Escape pipe is provided with left end cap, left pressure gauge and leaving air control valve are provided with escape pipe；
The groove of opening to the right is provided with the left surface of plug, the top and bottom of the bottom portion of groove are arranged with elastic clamping block
With lower elastic clamping block, one-way conduction control device is provided with the plug, the one-way conduction control device includes cylinder
Gas passage, cylindrical gas passage is horizontally through plug and is slidably connected with plug, and the length of gas passage is more than glue
The thickness of plug, the upper side and lower side of the right-hand member of gas passage are symmetrically arranged with limited block, and the left end of gas passage stretches out groove-bottom
The center in portion, and be symmetrically connected with gas outlet tube and lower gas outlet tube up and down respectively, when gas passage to
During right motion, upper gas outlet tube and lower gas outlet tube extrude elastic clamping block and lower elastic clamping block, upper gas vent respectively
Pipe and lower gas vent duct occlusion.
Outwardly cylindrical piece, pair at sleeve both ends are provided with the lateral wall of the left end of left-hand cylinder body right-hand member and right cylinder
Opening position is answered to be provided with circular hole, size and the cylindrical piece of the circular hole match.
The length of leading screw is more than the length sum of sleeve and right cylinder.
The beneficial effects of the utility model：
In the utility model, left-hand cylinder body and right cylinder are slided to change the volume of sampler to the left and to the right respectively, are not made
Used time, it can shrink, be convenient for carrying；Plug is driven to move left and right by leading screw, thus it is possible to vary the pressure in left-hand cylinder body and right cylinder
By force；One-way conduction control device is provided with plug, after plug moves right, the pressure increase in right cylinder, promotes gas
Passage is to left movement so that upper gas outlet tube and lower gas outlet tube to left movement and turn on, and the gas in right cylinder passes through
Upper gas outlet tube and lower gas outlet tube are entered in left-hand cylinder body, the pressure increase in left-hand cylinder body, and the pressure in right cylinder subtracts
Small, until when the pressure of left-hand cylinder body is more than the pressure of right cylinder, the gas push gas passage in left-hand cylinder body moves right so that
Upper elastic clamping block and lower elastic clamping block extrude and close gas outlet tube and lower gas outlet tube so that the gas in right cylinder
It can unidirectionally be moved to the left in cylinder, change the pressure in left-hand cylinder body and right cylinder；Pressure in left-hand cylinder body and right cylinder can be with
Read by left pressure gauge and right pressure gauge.
The size of circular hole matches with cylindrical piece, when left-hand cylinder body and right cylinder slide to the left and to the right respectively, cylindrical piece card
Enter in circular hole, there is spacing and fixation to sleeve, prevent that band moving sleeve slides with plug, can not in mobile plug
Reach and move left and right plug to change the purpose of the pressure in left-hand cylinder body and right cylinder.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of one-way conduction control device.
In figure, 1- sleeves, the right cylinders of 2-, 3- left-hand cylinder bodies, 4- plugs, 5- leading screws, 51- handwheels, the left pressure gauges of 61-, the 62- right sides
Pressure gauge, 71- air intake control valves, 72- leaving air control valves, 8- one-way conduction control devices, 81- gas passages, 82- limited blocks,
The upper elastic clamping blocks of 831-, elastic clamping block under 832-, the upper gas outlet tubes of 841-, gas outlet tube under 842-, 9- sealing rings, 10-
Cylindrical piece, 11- grooves.
Embodiment
The utility model is further described with reference to the accompanying drawings and examples.
As depicted in figs. 1 and 2, a kind of natural gas sampler described in the utility model, including sleeve 1 and set respectively
Left-hand cylinder body 3 and right cylinder 2 at the both ends of sleeve 1, and left-hand cylinder body 3 and right cylinder 2 are slidably connected with sleeve 1 respectively, left-hand cylinder body 3
Sealing ring 9 is provided with the left end lateral wall of right-hand member and right cylinder 2 and in the junction with sleeve 1, the both ends of sleeve 1 are set
There is fixing device, when left-hand cylinder body 3 and right cylinder 2 slide into the left end and right-hand member of sleeve 1 respectively, fixed by fixing device,
In the present embodiment, outwardly cylindrical piece 10 is provided with the lateral wall of the left end of the right-hand member of left-hand cylinder body 3 and right cylinder 2, is covered
The corresponding position at 1 both ends of cylinder is provided with circular hole, and size and the cylindrical piece 10 of the circular hole match；The left end of left-hand cylinder body 3 and
The right-hand member of right cylinder 2 be respectively arranged with left end cap and right end cap and left end cap and right end cap respectively with left-hand cylinder body 3 and right cylinder 2 one
It is body formed；Plug 4 is provided with sleeve 1, plug 4 is slidably connected with the madial wall of sleeve 1, the circle centre position hinge of the right flank of plug 4
The leading screw 5 laterally set is connected to, the right-hand member of leading screw 5 stretches out right end cap and is connected with handwheel 51, and leading screw 5 connects with right end cap screw thread
Connect, the length of leading screw 5 is more than the length sum of sleeve 1 and right cylinder 2；Air inlet pipe is provided with right end cap, and is set in air inlet pipe
It is equipped with right pressure gauge 62 and air intake control valve 71；Escape pipe is provided with left end cap, the left He of pressure gauge 61 is provided with escape pipe
Leaving air control valve 72, the pressure in left-hand cylinder body 3 and right cylinder 2 can be read by left pressure gauge 61 and right pressure gauge 62；Plug 4
Left surface on be provided with opening groove 11 to the right, the top and bottom of the bottom of groove 11 are arranged with elastic clamping block
831 and lower elastic clamping block 832, one-way conduction control device 8 is provided with plug 4, and one-way conduction control device 8 includes cylinder
Gas passage 81, cylindrical gas passage 81 is horizontally through plug 4 and is slidably connected with plug 4, the length of gas passage 81
Degree is more than the thickness of plug 4, and the upper side and lower side of the right-hand member of gas passage 81 is symmetrically arranged with limited block 82, gas passage 81
Left end stretches out the center of the bottom of groove 11, and is symmetrically connected with gas outlet tube 841 and lower gas up and down respectively
Outlet 842, when gas passage 81 moves right, upper gas outlet tube 841 and lower gas outlet tube 842 extrude bullet respectively
Property fixture block 831 and lower elastic clamping block 832, upper gas outlet tube 841 and lower gas outlet tube 842 are closed.
When in use, air inlet pipe is connected with source of the gas, is opened air intake control valve 71, plug 4 is moved right, in right cylinder 2
Pressure it is larger so that one-way conduction control device 8 is turned on, and gas is flowed into left-hand cylinder body 3, is flowed out by the escape pipe of left-hand cylinder body 3
And flow into sampling container and sampled, in the later stage of sampling, pressure in sampling container increase, admission velocity reduces, can be with
Plug 4 is moved to the left, increases the pressure in left-hand cylinder body 3, the increase of the pressure of left-hand cylinder body 3, after sampling a period of time, one-way conduction controls
Device 8 is closed, and is continued to be moved to the left plug 4, is completed sampling.
Finally illustrate, above example only to illustrate the technical solution of the utility model and unrestricted, this area
Other modifications or equivalent substitution that those of ordinary skill is made to the technical solution of the utility model, without departing from this practicality
The spirit and scope of new technique scheme, it all should cover among right of the present utility model.
Claims (3)
- A kind of 1. natural gas sampler, it is characterised in that：Including sleeve and it is separately positioned on the left-hand cylinder body at sleeve both ends and right cylinder Body, and left-hand cylinder body and right cylinder are slidably connected with sleeve respectively, on the left end lateral wall of left-hand cylinder body right-hand member and right cylinder and The junction of sleeve is provided with sealing ring, sleeve is provided at both ends with fixing device, when left-hand cylinder body and right cylinder slide respectively To sleeve left end and right-hand member when, fixed by fixing device, the right-hand member of the left end of left-hand cylinder body and right cylinder is respectively arranged with a left side End cap and right end cap and left end cap and right end cap are integrally formed with left-hand cylinder body and right cylinder respectively；Plug is provided with sleeve, institute State plug to be slidably connected with set medial wall of the tube, the circle centre position of the right flank of plug is hinged with the leading screw laterally set, the leading screw Right-hand member stretch out and right end cap and be connected with handwheel, leading screw is threadedly coupled with right end cap；Air inlet pipe, and air inlet are provided with right end cap Right pressure gauge and air intake control valve are provided with pipe；Escape pipe is provided with left end cap, be provided with escape pipe left pressure gauge and Leaving air control valve；The groove of opening to the right is provided with the left surface of plug, the top and bottom of the bottom portion of groove are symmetrically set There are upper elastic clamping block and lower elastic clamping block, one-way conduction control device, the one-way conduction control dress are provided with the plug Putting includes the gas passage of cylinder, and cylindrical gas passage is horizontally through plug and is slidably connected with plug, gas passage Length be more than plug thickness, the upper side and lower side of the right-hand member of gas passage is symmetrically arranged with limited block, a left side for gas passage The center of bottom portion of groove is stretched out at end, and is symmetrically connected with gas outlet tube and lower gas outlet tube up and down respectively, When gas passage moves right, upper gas outlet tube and lower gas outlet tube extrude elastic clamping block and lower elastic card respectively Block, upper gas outlet tube and lower gas vent duct occlusion.
- 2. natural gas sampler according to claim 1, it is characterised in that：The left end of the left-hand cylinder body right-hand member and right cylinder Lateral wall on be provided with outwardly cylindrical piece, the corresponding position at sleeve both ends is provided with circular hole, the circular hole it is big It is small to match with cylindrical piece.
- 3. natural gas sampler according to claim 1, it is characterised in that：The length of the leading screw is more than sleeve and right cylinder The length sum of body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720979660.8U CN207181112U (en) | 2017-08-01 | 2017-08-01 | A kind of natural gas sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720979660.8U CN207181112U (en) | 2017-08-01 | 2017-08-01 | A kind of natural gas sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207181112U true CN207181112U (en) | 2018-04-03 |
Family
ID=61744512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720979660.8U Expired - Fee Related CN207181112U (en) | 2017-08-01 | 2017-08-01 | A kind of natural gas sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207181112U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020224006A1 (en) * | 2019-05-05 | 2020-11-12 | 东北大学 | Continuous variable-pressure sampling apparatus and method for spiral mass spectrometer |
-
2017
- 2017-08-01 CN CN201720979660.8U patent/CN207181112U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020224006A1 (en) * | 2019-05-05 | 2020-11-12 | 东北大学 | Continuous variable-pressure sampling apparatus and method for spiral mass spectrometer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180403 Termination date: 20190801 |