CN208254886U - A kind of multi-functional exhaust gas sampling apparatus - Google Patents
A kind of multi-functional exhaust gas sampling apparatus Download PDFInfo
- Publication number
- CN208254886U CN208254886U CN201820325316.1U CN201820325316U CN208254886U CN 208254886 U CN208254886 U CN 208254886U CN 201820325316 U CN201820325316 U CN 201820325316U CN 208254886 U CN208254886 U CN 208254886U
- Authority
- CN
- China
- Prior art keywords
- suction
- cylinder
- exhaust gas
- dust bin
- bottom end
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of multi-functional exhaust gas sampling apparatuses, including the dust bin and storage cylinder that suction cylinder and suction cylinder two sides are fixed by fixed frame, the bottom end of suction cylinder is sealed by sealing connector, the top of dust bin and storage cylinder is threaded with capping, the inside of dust bin is mounted with spring one, upper fixture block, filter core and lower tray respectively from top to bottom, filter core is located at the center between upper fixture block and lower tray, and filter core is tubular structure.The utility model is by being threadedly coupled sealing connector in the bottom end of suction cylinder, cooperate and plugging sheet and reset spring are set in the cavity in sealing connector, enable to the waste gas collecting device when acquiring the exhaust gas under subnormal ambient, has the function of anti-suck, cooperate the filter core being arranged in dust bin again, so that the exhaust gas sampling apparatus has the function of filtrating smoke dust, effectively the smokeshade being mingled in the exhaust gas of suction can be filtered.
Description
Technical field
The utility model relates to exhaust gas sampling technique field, specially a kind of multi-functional exhaust gas sampling apparatus.
Background technique
Currently, when being detected to gas, it will usually the sampling of gas is carried out using absorption type gas sampling apparatus,
But such gas sampling assembly is usually used in the sampling environment of normal pressure or positive pressure, and it is extremely inconvenient to sample in the case where negative pressure, is easy
There is the phenomenon that suck-back, the gas backflow acquired in sampler caused to return in negative-pressure pipeline or container, eventually leads to sampling failure,
And existing waste gas sampling device is merely able to carry out gas simple suction storage, can not be to the dust floated in gas
Particle is filtered, so that the gas chemical examination detection work in later period is made troubles.
Utility model content
The purpose of this utility model is to provide a kind of multi-functional exhaust gas sampling apparatuses, to solve institute in above-mentioned background technique
The problem of mentioning.
To achieve the above object, the utility model provides the following technical solutions:
A kind of multi-functional exhaust gas sampling apparatus, including suction cylinder and suction cylinder two sides by the fixed dust bin of fixed frame and
Storage cylinder, the bottom end of the suction cylinder are sealed by sealing connector, are sealed and are threadedly coupled between connector and suction cylinder admittedly
Fixed, the inside of the sealing connector offers cavity, and the central location of the cavity bottom offers suction channel, the suction channel
The external screw-thread of bottom end is connected with suction tube, and the top of the suction channel is equipped with a plugging sheet, which connects
Connect in the side of cavity bottom, the plugging sheet be connected with cavity one end two sides be respectively and fixedly provided with one for plugging sheet carry out
The reset spring of reset, offers the venthole communicated with inside suction cylinder at the top of the cavity, sliding inside the suction cylinder
Dynamic to be equipped with piston one, the center upright at one top of piston is fixedly connected with a suction pull rod, and the top of the suction pull rod is passed through
It wears suction cylinder and extends to the outside of suction cylinder.
The top of the dust filtration cylinder and storage cylinder is threaded with capping, and the inside of the dust filtration cylinder is distinguished from top to bottom
It is mounted with spring one, upper fixture block, filter core and lower tray, the filter core is located at the center between upper fixture block and lower tray, and
Filter core is tubular structure, and the center of the upper fixture block offers a perforation, is communicated on the inside of the bottom end of the perforation and filter core,
The spring one is located between the capping at the top of upper fixture block and dust bin, and the position at the inner cavity of the lower tray and close edge is opened
Equipped with through-hole, connector one is offered outside the dust filtration cylinder and at the position on top, dust bin bottom end offers out
Gas interface, the bottom of the storage cylinder offer connector two, and the inside of storage cylinder is also slidably fitted with piston two, the piston
The center at two tops is also fixedly connected with a mandril, capping of the top of the mandril at the top of storage cylinder, the piston vertically
Spring two is equipped between capping at the top of two top and storage cylinder, which is set in the outside of mandril, the suction cylinder
It is connected between connector one by connecting tube one at external and position close to bottom end, the inner cavity at one middle part of connecting tube
Equipped with valve cock two, it is connected between the outlet interface and connector two by connecting tube two, it is interior in the middle part of connecting tube two
Chamber is equipped with valve cock one.
Preferably, the part gluing that the bottom of the plugging sheet and suction channel fit is fixed with a rubber sheet gasket.
Preferably, the position of the connector one is higher than position of the upper fixture block inside dust bin, the bottom of the lower tray
There are gaps between portion and the bottom end of dust bin.
Preferably, the outside of the storage cylinder bottom end is additionally provided with an exhaust port, the external screw-thread connection of the exhaust port
There is a seal cap.
Preferably, the ventilation direction of the valve cock two is suction cylinder to dust bin direction, the ventilation direction of valve cock one
For dust bin to storage cylinder direction.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model can not only carry out sampling operation in the environment of normal pressure or positive pressure, while by suction cylinder
Bottom end be threadedly coupled sealing connector, cooperate and plugging sheet and reset spring be set in the cavity in sealing connector, can make
The waste gas collecting device is obtained when acquiring the exhaust gas under subnormal ambient, has the function of anti-suck, can effectively avoid
The gas being drawn into suction cylinder by negative pressure influence and generate refluence, greatly improve the exhaust gas sampling apparatus be applicable in
Range, in addition, due between suction tube and suction channel be screw connection structure, enable staff according to actual needs
Or the suction tube of spot sampling condition limitation replacement different length, it offers convenience for sampling operation, in addition, cooperation is in dust bin
The filter core of interior setting can be effectively to pressing from both sides so that the exhaust gas sampling apparatus has the function of filtrating smoke dust in the exhaust gas of suction
Miscellaneous smokeshade is filtered, so that the waste gas sample of suction is purer, is provided just for the chemical examination detection of subsequent gas
Benefit, at the same time, suction cylinder, dust bin and the storage cylinder of the waste gas collecting device are carried out by sealing connector and capping close respectively
Envelope, so that it is more convenient when the inner body replacement and cleaning of the device, it provides convenience for the maintenance of device, in addition, matching again
The piston two and spring two being arranged inside storage cylinder are closed, so that the exhaust gas that storage cylinder acquires its inside has certain work done during compression
Can, so that more waste gas samples can be stored inside storage cylinder.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model schematic cross-sectional view；
Fig. 3 is enlarged structure schematic diagram at A in Fig. 2.
In figure: 1 suction cylinder, 2 fixed frames, 3 dust bins, 4 storage cylinders, 5 sealing connectors, 6 suction channels, 7 suction tubes, 8 skies
Chamber, 9 plugging sheets, 10 reset springs, 11 ventholes, 12 pistons one, 13 suction pull rod, 14 cappings, 15 connectors one, 16 outlets
Interface, 17 upper fixture blocks, 18 lower trays, 19 filter cores, 20 springs one, 21 connectors two, 22 pistons two, 23 exhaust ports, 24 tops
Bar, 25 springs two, 26 connecting tubes one, 27 connecting tubes two, 28 valve cocks one, 29 valve cocks two.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It please refers to Fig. 1-3, a kind of multi-functional exhaust gas sampling apparatus, including suction cylinder 1 and 1 two sides of suction cylinder and passes through fixed frame
2 fixed dust bins 3 and storage cylinder 4, the bottom end of suction cylinder 1 are sealed by sealing connector 5, sealing connector 5 and suction
It is threadedly coupled and fixes between cylinder 1, the inside of sealing connector 5 offers cavity 8, and the central location of 8 bottom of cavity offers pumping
Channel 6 is inhaled, the external screw-thread of 6 bottom end of suction channel is connected with suction tube 7, and the top of suction channel 6 is equipped with a plugging sheet 9,
9 one end of plugging sheet is movably connected in the side of 8 bottom of cavity, plugging sheet 9 be connected with cavity 8 one end two sides it is fixed
There are a reset spring 10 for being resetted to plugging sheet 9, the part glue that the bottom of plugging sheet 9 and suction channel 6 fit
Conjunction is fixed with a rubber sheet gasket, and the top of cavity 8 offers the venthole 11 communicated with inside suction cylinder 1, inside suction cylinder 1
It is slidably fitted with piston 1, the center upright at one 12 top of piston is fixedly connected with a suction pull rod 13, the suction pull rod
13 top runs through suction cylinder 1 and extends to the outside of suction cylinder 1.
The top of dust bin 3 and storage cylinder 4 is threaded with capping 14, and the inside of dust bin 3 is pacified respectively from top to bottom
It is equipped with spring 1, upper fixture block 17, filter core 19 and lower tray 18, filter core 19 is located at the center between upper fixture block 17 and lower tray 18
Position, and filter core 19 is tubular structure, the center of upper fixture block 17 offers a perforation, bottom end and the filter core 19 of the perforation
Inside communicates, and spring 1 is located between upper fixture block 17 and the capping 14 at the top of dust bin 3, the inner cavity of lower tray 18 and leans near side (ns)
The position on edge offers through-hole, and the position of connector 1 is higher than position of the upper fixture block 17 inside dust bin 3, lower tray 18
There are gap between bottom and the bottom end of dust bin 3,3 outside of dust bin and connector one is offered at the position on top
15,3 bottom end of dust bin offers outlet interface 16, and the bottom of storage cylinder 4 offers connector 2 21, storage cylinder 4 it is interior
Portion is also slidably fitted with piston 2 22, and the center at 2 22 top of piston is also fixedly connected with a mandril 24 vertically, the mandril 24
Top through the capping 14 at the top of storage cylinder 4, be equipped with spring between the capping 14 at 4 top of top and storage cylinder of piston 2 22
2 25, which is set in the outside of mandril 24, and the outside of 4 bottom end of storage cylinder is additionally provided with an exhaust port 23, the exhaust
The external screw-thread of interface 23 is connected with a seal cap, 1 outside of suction cylinder and at the position of bottom end between connector 1
Be connected to by connecting tube 1, the inner cavity at the middle part of connecting tube 1 is equipped with valve cock 2 29, outlet interface 16 with connect
It is connected between mouth 2 21 by connecting tube 2 27, the inner cavity at 2 27 middle part of connecting tube is equipped with valve cock 1, valve cock two
29 ventilation direction is that suction cylinder 1 arrives 3 direction of dust bin, and the ventilation direction of valve cock 1 is that dust bin 3 arrives 4 side of storage cylinder
To.
The utility model can not only carry out sampling operation in the environment of normal pressure or positive pressure, while by suction cylinder 1
Bottom end be threadedly coupled sealing connector 5, cooperate and plugging sheet 9 and reset spring 10 be set in the cavity 8 in sealing connector 5,
It enables to the waste gas collecting device when acquiring the exhaust gas under subnormal ambient, has the function of anti-suck, can effectively keep away
Exempt from the gas being drawn into suction cylinder 1 and generated refluence by the influence of negative pressure, greatly improves the exhaust gas sampling cartridge
The scope of application set, in addition, enabling staff's root due to being screw connection structure between suction tube 7 and suction channel 6
According to actual demand or the suction tube 7 of spot sampling condition limitation replacement different length, offer convenience for sampling operation, in addition,
Cooperate the filter core 19 being arranged in dust bin 3, so that the exhaust gas sampling apparatus has the function of filtrating smoke dust, it can be effectively right
The smokeshade being mingled in the exhaust gas of suction is filtered, so that the waste gas sample of suction is purer, it is subsequent aerification
It tests detection to provide convenience, at the same time, suction cylinder 1, dust bin 3 and the storage cylinder 4 of the waste gas collecting device are respectively by sealing
Connector 5 and capping 14 are sealed, so that it is more convenient when the inner body replacement and cleaning of the device, it is the maintenance of device
It provides convenience, in addition, cooperating the piston 2 22 and spring 2 25 being arranged inside storage cylinder 4 again, so that storage cylinder 4 is to its inside
The exhaust gas of acquisition has certain compression function, so that can store more waste gas samples inside storage cylinder 4.
The multi-functional exhaust gas sampling apparatus, in use, staff twitches suction pull rod 13, so that inside suction cylinder 1
Piston 1 moves up, and exhaust gas to be extracted is entered in suction cylinder 1 by suction tube 7 and sealing connector 5, when piston 1 stops
When only moving up, the plugging sheet 9 sealed in 5 internal cavities 8 of connector is resetted again under the action of reset spring 10 by suction channel
6 port closed avoids the exhaust gas recirculation inside suction cylinder 1, then pushes suction pull rod 13, so that piston 1 moves down, takes out
Exhaust gas inside suction tube 1 is entered in dust bin 3 under the promotion of piston 1 by connecting tube 1, and by dust bin 3
The filter core 19 in portion filters out the smokeshade being mingled in exhaust gas, and filtered clean gas enters storage cylinder by connecting tube 2 27
It is stored in 4.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of multi-functional exhaust gas sampling apparatus, fixed by fixed frame (2) including suction cylinder (1) and suction cylinder (1) two sides
Dust bin (3) and storage cylinder (4), it is characterised in that: the bottom end of the suction cylinder (1) is sealed by sealing connector (5),
Fixation is threadedly coupled between sealing connector (5) and suction cylinder (1), the inside of sealing connector (5) offers cavity (8), should
The central location of cavity (8) bottom offers suction channel (6), and the external screw-thread of suction channel (6) bottom end is connected with suction
It manages (7), the top of the suction channel (6) is equipped with a plugging sheet (9), which is movably connected in cavity (8) bottom
The side in portion, the plugging sheet (9) be connected with cavity (8) one end two sides be respectively and fixedly provided with one for plugging sheet (9) carry out
The reset spring (10) of reset, offer at the top of the cavity (8) and suction cylinder (1) inside the venthole (11) that communicates, institute
It states suction cylinder (1) internal slide and piston one (12) is installed, the center upright at the top of the piston one (12) is fixedly connected with a pumping
Bar (13) are pulled, the top of the suction pull rod (13) runs through suction cylinder (1) and extends to the outside of suction cylinder (1)；
The top of the dust filtration cylinder (3) and storage cylinder (4) is threaded with capping (14), the inside of the dust filtration cylinder (3) from
Top to bottm is mounted with spring one (20), upper fixture block (17), filter core (19) and lower tray (18) respectively, and the filter core (19) is located at upper
Center between fixture block (17) and lower tray (18), and filter core (19) is tubular structure, the center of the upper fixture block (17)
Position offers a perforation, communicates on the inside of the bottom end and filter core (19) of the perforation, the spring one (20) is located at upper fixture block
(17) between the capping (14) and at the top of dust bin (3), the position at the inner cavity of the lower tray (18) and close edge is offered
Through-hole, the dust filtration cylinder (3) offer connector one (15) at external and position close to top, and dust bin (3) bottom end is opened
Equipped with outlet interface (16), the bottom of the storage cylinder (4) offers connector two (21), and the inside of storage cylinder (4) is also sliding
Dynamic to be equipped with piston two (22), the center at the top of the piston two (22) is also fixedly connected with a mandril (24), the mandril vertically
(24) capping (14) of the top at the top of storage cylinder (4), the top of the piston two (22) and the envelope at the top of storage cylinder (4)
Cover and be equipped with spring two (25) between (14), which is set in the outside of mandril (24), the suction cylinder (1) it is external and
It is connected between connector one (15) by connecting tube one (26) at the position of bottom end, in connecting tube one (26)
The inner cavity in portion is equipped with valve cock two (29), passes through connecting tube two (27) phase between the outlet interface (16) and connector two (21)
It is connected to, the inner cavity in the middle part of connecting tube two (27) is equipped with valve cock one (28).
2. a kind of multi-functional exhaust gas sampling apparatus according to claim 1, it is characterised in that: the bottom of the plugging sheet (9)
The part gluing that portion and suction channel (6) fit is fixed with a rubber sheet gasket.
3. a kind of multi-functional exhaust gas sampling apparatus according to claim 1, it is characterised in that: the connector one (15)
Position is higher than upper fixture block (17) position internal in dust bin (3), the bottom of the lower tray (18) and the bottom end of dust bin (3)
Between there are gaps.
4. a kind of multi-functional exhaust gas sampling apparatus according to claim 1, it is characterised in that: storage cylinder (4) bottom end
Outside be additionally provided with an exhaust port (23), the external screw-thread of the exhaust port (23) is connected with a seal cap.
5. a kind of multi-functional exhaust gas sampling apparatus according to claim 1, it is characterised in that: the valve cock two (29)
Ventilation direction is that suction cylinder (1) arrives dust bin (3) direction, and the ventilation direction of valve cock one (28) is that dust bin (3) arrive storage cylinder
(4) direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820325316.1U CN208254886U (en) | 2018-03-09 | 2018-03-09 | A kind of multi-functional exhaust gas sampling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820325316.1U CN208254886U (en) | 2018-03-09 | 2018-03-09 | A kind of multi-functional exhaust gas sampling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208254886U true CN208254886U (en) | 2018-12-18 |
Family
ID=64608459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820325316.1U Active CN208254886U (en) | 2018-03-09 | 2018-03-09 | A kind of multi-functional exhaust gas sampling apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208254886U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115808335A (en) * | 2022-12-12 | 2023-03-17 | 江苏恩达通用设备集团有限公司 | Portable diesel engine exhaust gas monitoring instrument |
| CN116559248A (en) * | 2023-05-08 | 2023-08-08 | 张发 | Industrial waste gas detection process |
-
2018
- 2018-03-09 CN CN201820325316.1U patent/CN208254886U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115808335A (en) * | 2022-12-12 | 2023-03-17 | 江苏恩达通用设备集团有限公司 | Portable diesel engine exhaust gas monitoring instrument |
| CN115808335B (en) * | 2022-12-12 | 2023-10-20 | 江苏恩达通用设备集团有限公司 | Portable diesel engine waste gas monitor |
| CN116559248A (en) * | 2023-05-08 | 2023-08-08 | 张发 | Industrial waste gas detection process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208254886U (en) | A kind of multi-functional exhaust gas sampling apparatus | |
| CN203643207U (en) | Lubricating oil sampling device | |
| CN202288989U (en) | Negative pressure type body fluid collector | |
| CN219434424U (en) | Portable food sampler | |
| CN208223897U (en) | A kind of sewage treatment sampler | |
| CN208443628U (en) | A kind of scene water sample filtering device | |
| CN203249907U (en) | Fast testing device for liquid samples | |
| CN110186717A (en) | A kind of self-mobile sediment interstitial water acquisition device | |
| CN209027863U (en) | A kind of mice serum fast sampling equipment | |
| CN208636310U (en) | A kind of water quality detection water fetching device | |
| CN208161218U (en) | A kind of vertical multi-pipe road flue gas mixing and filtrating device | |
| CN104840223B (en) | A kind of saliva sample collection vessel | |
| CN208109519U (en) | Anti-suck back type gas sampling device | |
| CN208935491U (en) | A kind of plug-in liquid separation safety valve and gas-liquid separation device | |
| CN219551935U (en) | Collecting device for thick liquid detection sample | |
| CN209102466U (en) | A kind of air monitering gas sampling device | |
| CN205823801U (en) | Oil absorption filter | |
| CN209589576U (en) | Medical test probe tube | |
| CN209237455U (en) | A kind of cell filtration system of cell filtration component and its composition | |
| CN210994369U (en) | Medical science inspection prevents blockking up burette | |
| CN209221610U (en) | Laboratory, which filters, uses sand core filter device | |
| CN209630292U (en) | A kind of respiratory tract sputum aspiration sampler | |
| CN215727041U (en) | Sampling device for food detection | |
| CN219348340U (en) | A collect detection device for chemical industry waste gas | |
| CN218980734U (en) | Simple device for rapidly purifying bacterial respiratory quinone bold product |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |