CN209014340U - A kind of sampler for drum fluid sample - Google Patents

Abstract

It is a kind of to be related to the sampler for drum fluid sample of liquid sampler technical field, compared with prior art standard garder, first, the upper, middle and lower segment structure being tightly connected is designed as by the way that vertical tube will be sampled, and it is equipped with the lower section of more different lengths, so that invented sampler be enable to be conveniently used in the fluid sample bucket of different height；Secondly, by designing installation power-assisted handle in member body, so that sampler becomes laborsaving and conveniently toward the installation on fluid sample bucket；Again, by being designed as the vertical height between the second pipe and ring-shaped step step surface not less than 40.0mm, due to the raising of triple valve installation site, so as to avoid triple valve and its connector and edge on fluid sample bucket outer wall scraping and therefore caused by triple valve loosen and damage；In addition, greatly facilitating the attended operation between noble gas bottle and triple valve due to devising air admission quick coupling in the inlet end of the triple valve.

Description

A kind of sampler for drum fluid sample

Technical field

The utility model relates to liquid sampler technical fields, more particularly, to a kind of taking for drum fluid sample Sampling device.

Background technique

Currently, the analysis detection of octane number and diesel cetane-number is needed using six kinds of ideal fuels in petrochemical system Oil, the container for containing standard oil is 54 gallons of sample liquid bucket, and each sample detecting needs to extract the oil sample of 5L or so, and traditional takes Sample loading mode is using siphon principle or to use standard garder, and wherein siphon principle is to use plastic flexible pipe and ear washing bulb by oil sample It is sucked out from sample liquid bucket, but there are certain drawbacks for this abstracting method, i.e., when the liquid level of oil sample in sample liquid bucket is lower, need Sample liquid bucket is raised traverse, could continue to extract, the sampling mode is very hard in operation, not only needs often to advertise to wash ear Ball, but also there are the security risks that sample liquid bucket tumbles；And extracting oil sample using standard garder is the work for using for reference inflator Make principle, uses pedal booster device to increase pressure in bucket and oil sample is extruded, but the method exists to inject air in bucket The shortcomings that be: 1, pedal booster device price is higher, but quality and bad, and poor durability is easily damaged, and use cost is high；2, existing Some standard garders cause sampler toward not easy to operate when installing on sample liquid bucket due to configuration aspects, when installation The triple valve of sampler is usually scraped on sample liquid bucket outer wall along position, to cause the loosening and damage of triple valve.It is comprehensive It is upper described, existing market need it is a kind of can facilitate the fluid sample extracted in drum fluid sample, it is at low cost, high-quality and The sampler of firm and durable.

Summary of the invention

In order to overcome the shortcomings in the background art, the utility model discloses a kind of sampling dresses for drum fluid sample It sets.

For achieving the above object, the utility model adopts the following technical solution:

A kind of sampler for drum fluid sample includes member body, gland, probe tube and triple valve；It is described The top of member body is set as boss structure, and boss structure correspondence is threadedly coupled with gland, and the bottom face of member body is vertical Equipped with the first counter sink, and the side wall of member body bottom end is equipped with ring-shaped step, and the step surface of ring-shaped step is equipped with the first sealing The vertical plane of ring, the step is equipped with external screw thread；The top end face of the boss structure is vertically equipped with the second counter sink, the second counter sink Hole bottom surface is corresponding with the hole bottom surface of the first counter sink；One end of the probe tube is perpendicular to the inner bottom surface of the second counter sink and close Envelope runs through member body, and the second sealing ring is equipped between probe tube and the second counter sink, is set in the second counter sink around probe tube There is the compressing pipe for compressing the second sealing ring, and the top end face of compressing pipe protrudes from the aperture of the second counter sink, probe tube The other end has been correspondingly connected with sampling valve；The inlet end of the triple valve is correspondingly connected with by first pipe and noble gas bottle, triple valve The first outlet side be exhaust nozzle, the second outlet side of triple valve connects after running through the outer wall of member body by second pipe sealing It passes in the first counter sink；The outer wall of the member body is uniformly fixed with multiple power-assisted handles, and power-assisted handle is respectively positioned on Same level；The inlet end of the triple valve is set as air admission quick coupling；The second pipe and ring-shaped step step surface it Between vertical height be not less than 40.0mm.

Preferably, the probe tube includes sampling vertical tube and sampling transverse tube；The lower end sealing for wherein sampling vertical tube runs through One end of member body, the upper end and sampling transverse tube that sample vertical tube is correspondingly connected with, and the other end for sampling transverse tube is corresponding with sampling valve Connection, sampling vertical tube are made of upper, middle and lower segment sealed connection, the sampling vertical tube lower section of more different lengths are equipped with, to make The sampler invented can be conveniently used in the fluid sample bucket of different height.

Preferably, the outer wall of the member body is equipped with the countersunk screw holes for being correspondingly connected with power-assisted handle.

Preferably, the power-assisted handle is set as two.

Preferably, the material of first sealing ring and the second sealing ring is polytetrafluoroethylene (PTFE).

Preferably, the material of the sampling vertical tube and sampling transverse tube is common stainless steel.

Preferably, the noble gas bottle is set as nitrogen cylinder.

Due to using improved technology scheme as described above, the utility model has the following beneficial effects:

A kind of sampler for drum fluid sample disclosed by the utility model, with prior art standard garder It compares, firstly, being designed as the upper, middle and lower segment structure being tightly connected by the way that vertical tube will be sampled, and is equipped with more different lengths The lower section, so that invented sampler be enable to be conveniently used in the fluid sample bucket of different height；Secondly, passing through The design installation power-assisted handle in member body, so that sampler becomes laborsaving and conveniently toward the installation on fluid sample bucket； Again, by being designed as the vertical height between the second pipe and ring-shaped step step surface to be not less than 40.0mm, due to The raising of triple valve installation site, so as to avoid triple valve and its connector and edge on fluid sample bucket outer wall scraping and Therefore triple valve caused by loosens and damage；In addition, due to devising air admission quick coupling in the inlet end of the triple valve, greatly The attended operation between noble gas bottle and triple valve is facilitated greatly；Finally, replacing tank of compressed air by using noble gas bottle；It can be with Avoid oxidation of the oxygen to fluid sample in air.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of power-assisted handle.

1, member body in figure；2, compressing pipe；3, the first sealing ring；4, gland；5, probe tube；6, sampling valve；7, threeway Valve；8, noble gas bottle；9, first pipe；10, second pipe；11, the second sealing ring；12, power-assisted handle.

Specific embodiment

By the following examples can detailed explanation the utility model, open the purpose of this utility model is intended to protect All technological improvements in the scope of the utility model.

In conjunction with attached drawing 1-2, the sampler for drum fluid sample includes member body 1, gland 4, sampling Pipe 5 and triple valve 7；The top of the member body 1 is set as boss structure, and boss structure correspondence is threadedly coupled with gland 4, institute If boss structure the connection between gland 4 and member body 1 can be made more to fasten, the bottom face of member body 1 is vertically set There is the first counter sink, and the side wall of 1 bottom end of member body is equipped with ring-shaped step, the step surface of ring-shaped step is equipped with the first sealing ring 3, the vertical plane of the step is equipped with external screw thread, and the external screw thread is corresponding with the seal of sample liquid bucket to be tightly connected；

The top end face of the boss structure is vertically equipped with the second counter sink, the hole bottom surface of the second counter sink and the first counter sink Hole bottom surface it is corresponding；One end of the probe tube 5 perpendicular to the second counter sink inner bottom surface and sealing run through member body 1, It is equipped with the second sealing ring 11 between probe tube 5 and the inner wall of the second counter sink, is fixed in the second counter sink around probe tube 5 For compressing the compressing pipe 2 of the second sealing ring 11, the second sealing ring 11 can reach the effect of sealing probe tube 5 and member body 1 Fruit prevents in the pressurized inert gas into sample liquid bucket, and gas passes through the slot leakage between probe tube 5 and member body 1； And the top end face of compressing pipe 2 protrudes from the aperture of the second counter sink, can be tight by the gland 4 being correspondingly connected with boss structure Compressing pipe 2 is tightly suppressed, so that compressing pipe 2 be made also tightly to push down the second sealing ring 11, is finally reached and improves probe tube 5 and component master The purpose of leakproofness between body 1, the other end and the sampling valve 6 of probe tube 5 are correspondingly connected with, unlatching or pass by sampling valve 6 It closes to correspond to and starts or stops extraction fluid sample；As needed, the probe tube 5 includes that sampling vertical tube and sampling are horizontal Pipe；The lower end sealing for wherein sampling vertical tube runs through member body 1, samples the upper end company corresponding with sampling one end of transverse tube of vertical tube It connects, the other end and sampling valve 6 for sampling transverse tube are correspondingly connected with；And the sampling vertical tube is tightly connected group by upper, middle and lower segment At, and it is equipped with the part of different length, one end that guarantee sampling vertical tube protrudes into fluid sample bucket can reach the bottom of bucket, thus The sample in liquid sample bucket can be extracted completely, and by the replacement of sampling vertical tube lower section, to be applied to different height Fluid sample bucket, it is described sampling vertical tube and sample transverse tube material be common stainless steel；As needed, first sealing The material of ring 3 and the second sealing ring 11 is polytetrafluoroethylene (PTFE)；

For the inlet end of the triple valve 7 by being correspondingly connected with noble gas bottle 8, indifferent gas can either be passed through fluid sample bucket In, increase the pressure in fluid sample bucket, and will not damage to the molecular structure of fluid sample, it is as needed, described Noble gas bottle 8 is set as nitrogen cylinder；In addition, the inlet end of triple valve 7 is set as air admission quick coupling, and the fast quick access of set air inlet Head can facilitate the connection between first pipe 9 and triple valve 7；First outlet side of triple valve 7 is exhaust nozzle, when stopping takes When sample, which nitrogen extra in sample liquid bucket can be discharged sample liquid bucket, and the second outlet side of triple valve 7 passes through second pipe 10 Sealing is connected in the first counter sink after the outer wall of member body 1；

The outer wall of the member body 1 is uniformly provided with multiple power-assisted handles 12, and power-assisted handle 12 is respectively positioned on same level, Worker can complete the sealed connection of member body 1 Yu fluid sample bucket by pushing power-assisted handle 12, make the operation of worker It is more time saving and energy saving；And the outer wall of member body 1 is equipped with the countersunk screw holes for being correspondingly connected with one end of power-assisted handle 12, Enable what power-assisted handle 12 fastened to be installed in member body 1, in addition, the power-assisted handle 12 is set as two, is convenient for worker Use in actual operation；Vertical height between the second pipe 10 and ring-shaped step step surface is not less than 40.0mm, By increasing the vertical height between second pipe 10 and ring-shaped step step surface, member body 1 and fluid sample are allowed to carry out When the attended operation of bucket, edge on the air admission quick coupling and exhaust nozzle and fluid sample bucket outer wall of triple valve 7 and its connection is avoided Scraping.

When implementing the sampler of drum fluid sample described in the utility model and being sampled operation, member body first The bung hole of connection structure set by 1 aperture by the first counter sink and fluid sample bucket is tightly connected, and makes triple valve 7 later Inlet end and the connection of the second outlet side, sampling valve 6 is in the open state, then opens the valve of noble gas bottle 8, makes in noble gas bottle 8 Gas enter in fluid sample bucket, fluid sample bucket is pressurized, later the fluid sample in bucket by probe tube 5 inflow take In sample bottle, after liquid sample collection is enough, sampling valve 6 and 8 valve of noble gas bottle are successively closed.

The non-detailed portion of the utility model is the prior art.

Claims (6)

1. a kind of sampler for drum fluid sample includes member body (1), gland (4), probe tube (5) and threeway Valve (7)；The top of the member body (1) is set as boss structure, and boss structure correspondence is threadedly coupled with gland (4), component The bottom face of main body (1) is vertically equipped with the first counter sink, and the side wall of member body (1) bottom end is equipped with ring-shaped step, annular table The step surface of rank is equipped with the first sealing ring (3), and the vertical plane of the step is equipped with external screw thread；The top end face of the boss structure is vertical Equipped with the second counter sink, the hole bottom surface of the second counter sink and the hole bottom surface of the first counter sink are corresponding；The one of the probe tube (5) It holds the inner bottom surface perpendicular to the second counter sink and seals and run through member body (1), be equipped between probe tube (5) and the second counter sink Second sealing ring (11) is fixed with the compression for compressing the second sealing ring (11) around probe tube (5) in the second counter sink It manages (2), and the top end face of compressing pipe (2) protrudes from the aperture of the second counter sink, the other end of probe tube (5), which has been correspondingly connected with, to be taken Sample valve (6)；The inlet end of the triple valve (7) is correspondingly connected with by first pipe (9) with noble gas bottle (8), and the of triple valve (7) One outlet side is exhaust nozzle, and the second outlet side of triple valve (7) is by second pipe (10) sealing through the outer of member body (1) It is connected to after wall in the first counter sink；It is characterized in that: the outer wall of the member body (1) is uniformly fixed with multiple power-assisted handles (12), and power-assisted handle (12) is respectively positioned on same level；The inlet end of the triple valve (7) is set as air admission quick coupling；Institute The vertical height between second pipe (10) and ring-shaped step step surface is stated not less than 40.0mm.

2. sampler as described in claim 1, it is characterized in that: the probe tube (5) includes that sampling vertical tube and sampling are horizontal Pipe；The lower end sealing for wherein sampling vertical tube runs through member body, and one end of the upper end and sampling transverse tube that sample vertical tube is correspondingly connected with, The other end of sampling transverse tube is correspondingly connected with sampling valve (6), and sampling vertical tube is made of upper, middle and lower segment sealed connection, and is equipped with The sampling vertical tube lower section of more different lengths.

3. sampler as described in claim 1 connects it is characterized in that: the outer wall of the member body (1) is equipped with for corresponding Connect the countersunk screw holes of power-assisted handle (12).

4. sampler as described in claim 1, it is characterized in that: the power-assisted handle (12) is set as two.

5. sampler as described in claim 1, it is characterized in that: first sealing ring (3) and the second sealing ring (11) Material be polytetrafluoroethylene (PTFE).

6. sampler as described in claim 1, it is characterized in that: the noble gas bottle (8) is set as nitrogen cylinder.