CN203490098U - Sampling device - Google Patents
Sampling device Download PDFInfo
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- CN203490098U CN203490098U CN201320313823.0U CN201320313823U CN203490098U CN 203490098 U CN203490098 U CN 203490098U CN 201320313823 U CN201320313823 U CN 201320313823U CN 203490098 U CN203490098 U CN 203490098U
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- sampler
- slide block
- water inlet
- sampler barrel
- water
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Abstract
The utility model provides a sampling device. The sampling device comprises a sampling tube (4), a sliding block (6) with a through hole (12), an impact block (1) and a sampling rope (7) for guiding the impact block (1) to impact the sliding block (6), wherein a water inlet (2) is formed in the side wall of the sampling tube (4), and the sliding block (6) pushes against the side wall of the sampling tube (4) by a spring piece (8); according to the sampling device, the sliding block (6) moves to a communication position of the through hole (12) and the water inlet (2) from a disconnection position of the through hole (12) and the water inlet (2) due to the impacting of the impact block. The sampling device at least can sample at a designated layer accurately.
Description
Technical field
The utility model relates to a kind of sampler.
Background technology
Underground coal gasification(UCG) is exactly the coal in underground to be had to the burning of control, by the heat effect of coal and chemical action being produced to the process of inflammable gas, underground gasification system by air inlet well, go out gas well, gasification channel and auxiliary monitoring well and formed.In Underground Coal Gasification Process, can produce the pollutants such as a large amount of tar, volatile phenol, ammonia nitrogen on the one hand, for preventing that pollutant from entering ground water regime polluted underground water, inspection well is set and monitor groundwater quality situation, to find in time to pollute, carry out the comprehensive regulation; For investigating underground each water layer in underground gasification process, be communicated with situation on the other hand, generally from specifying hydrologic monitoring hole to transfer tracer agent, tracer agent spread condition is investigated in all the other monitoring holes depthkeeping samplings, thereby obtains underground each water layer hydraulic connection.Therefore easy and simple to handle, accurately effective subsurface sampler becomes the key subjects of the environmental protection of underground coal gasification(UCG) field and the research of hydrogeological department.
Publication number is that 201885897 Chinese utility model patent discloses a kind of small-diameter deep water sampler, and the gland bonnet that it is characterized by outside, inlet opening is fixed on lever arm, and lever arm is fixed on a support, and support is provided with spring.By weight, clash into inclined plane slide block down sliding, thereby open gland bonnet, underground water enters sampler barrel, completes sampling.
In prior art, its shortcoming is when well depth samples compared with depths, and because the speed of darker its weight is faster, the dynamics of clashing into inclined plane slide block is also just larger, easily causes inclined plane slide block long to down stroke, blocks and covers inlet opening even completely, causes and samples unsuccessfully.In addition above-mentioned sampler complex structure simultaneously, after repeatedly using, relaxing of spring, poorly sealed.
Again for example, publication number is that 202420917 Chinese utility model patent discloses a kind of vacuum type depth sampler, mainly by sampler barrel, Air filling and discharging valves, air inlet-outlet pipe, elastic capsule, inlet opening, water intaking valve, the composition such as counterweight and stop nut, during sampling, need to first utilize charger to make elastic capsule be squeezed volume-diminished by Bas Discharged in capsule inflation in sampler barrel, then cylindrical shell is transferred to designated depth in water body, then open into gas filling valve, the elastic capsule formation vacuum that resiles, water sucks elastic capsule by air admission hole and gas admittance valve, sampler barrel is promoted to ground, complete sampling.
In prior art, its shortcoming is that operation is more complicated, not easy to assemble, owing to using, charger flexibility of operation is poor, usually needs three or four people to operate together, and every sub-sampling all needs to consume gas, the long-time use of turnover tracheae easily produces gas leakage, impact sampling effect.
Utility model content
For the problem existing in correlation technique, the purpose of this utility model is to provide a kind of sampler, at least to realize, designated layer position is sampled exactly.
For achieving the above object, the utility model provides a kind of sampler, comprising: sampler barrel, and its side-walls is formed with into water entrance; Offer the slide block of through hole, by spring leaf, press on the sidewall of sampler barrel; And impact block and guiding impact block clash into the sampling rope of slide block, wherein, the shock by impact block to slide block, the position that slide block disconnects from through hole and water inlet entrance, moves to the position that through hole and water inlet entrance keep conducting.
Preferably, sampler barrel is divided into bottom water storage portion and top water intaking portion, and water inlet entrance is formed on the sidewall of water intaking portion, and leads to water storage portion by retaining valve, and slide block keeps pressing on the sidewall of water intaking portion by spring leaf.
Preferably, water intaking portion is less than water storage portion at the area of this plane inner projection at the area of the axial plane inner projection perpendicular to sampler barrel.
Preferably, at the crossover position place of water intaking portion and water storage portion, be formed with limiting platform, wherein, at impact block, slide block clashed into the position that compresses limiting platform, through hole keeps conducting with water inlet entrance.
Preferably, in the position disconnecting corresponding to through hole and water inlet entrance, water inlet entrance is sealed by the O-ring seal being fixed on slide block.
Preferably, O-ring seal neighboring is coated with fluid sealant.
Preferably, the termination of water storage portion is provided with the water delivering orifice of selectively opening or closing.
Preferably, spring leaf one end is bolted on sampler barrel, and the other end is free end and slide block is pressed on the sidewall of sampler barrel.
Preferably, sampler barrel has the first and second spring leafs, with mode, the each interval of the axial symmetry with respect to sampler barrel, turn up the soil and be arranged in the relative both sides into water entrance, each the one end rectangular and that slide block is pressed on the sidewall of sampler barrel, one end on sampler barrel that is fixed on of the first and second spring leafs is wavy.
Preferably, water storage portion is threaded connection the split part removably linking together, and between split part, link position place seals by O-ring seal.
Preferably, a side of leading to sampler barrel inside of water inlet entrance is provided with filter screen.
Useful technique effect of the present utility model is:
(1) in sampler of the present utility model, because it has the slide block that offers through hole, slide block presses on the sidewall of sampler barrel by spring leaf, in the designated layer position of sampler being transferred to tested point (for example, the selected layer position of underground water in inspection well) before, the through hole of slide block staggers with the water inlet entrance being arranged on sampler barrel sidewall, so slide block can remain the sealing of sampler barrel; When sampler arrives designated layer position, make impact block fall and slide block be clashed into the position that keeps conducting to through hole and water inlet entrance along sampling rope, now start designated layer position to sample.Therefore,, because sampler of the present utility model remains sealing before sampling, so it can be realized, designated layer position is sampled exactly.
(2), in sampler of the present utility model, because water inlet entrance can lead to water storage portion by retaining valve, further, when sampler arrives designated layer position and starts to sample, water sample can flow into sampler barrel and then by retaining valve, flow into water storage portion from water inlet entrance; When sampling is complete, because water sample has been full of the water storage portion of sampler barrel and completely due to the existence of retaining valve, water sample can not spill, so when reclaiming sampler, the water of other layer of position can not enter sampler barrel, thereby can effectively guarantee that designated depth water sample can not disturbed by other layer of position water sample, has further guaranteed sampling precision.
(3) in sampler of the present utility model, while carrying out sampling operation, only impact block need be slided to shock slide block along sampling rope can sample, when sampling completes, by sampling, restrict sampler is proposed, so sampler of the present utility model is easy to operate, simple and reliable for structure.
(4) in sampler of the present utility model, due to the position disconnecting corresponding to through hole and water inlet entrance, water inlet entrance is sealed by the O-ring seal being fixed on slide block, and O-ring seal neighboring also can be coated with fluid sealant, from sampler, by tested point (such as, inspection well), put down and fall into tested underground water and start, increase along with the depth of water, deep water static pressure can increase gradually, so O-ring seal can compress gradually, therefore can guarantee that sampler arrives designated depth pressure-resistant seal midway.
(5) in sampler of the present utility model, because the water storage portion of sampler barrel can be for being threaded connection the split part removably linking together, so be more convenient to maintenance and the cleaning of sampler barrel.
Accompanying drawing explanation
Fig. 1 is that sectional view is looked on a left side for the utility model sampler;
Fig. 2 is that sectional view is looked on a left side of an embodiment of the utility model sampler;
Fig. 3 is the front view of the partial perspective of sampler in Fig. 2.
Embodiment
Referring now to Fig. 1, sampler of the present utility model is described, the sampling rope 7 that it comprises sampler barrel 4, offer the slide block 6 of through hole 12, impact block 1 and guiding impact block 1 clash into slide block 6, wherein, the side-walls of sampler barrel 4 is formed with into water entrance 2, slide block 6 presses on the sidewall of sampler barrel 4 by spring leaf 8, further, by impact block 1, along sampling rope 7, fall to clashing into slide block 6, slide block 6 can move to from the position (that is the position that, through hole 12 and water inlet entrance 2 stagger) of its through hole 12 and 2 disconnections of water inlet entrance the position of through hole 12 and the 2 maintenance conductings of water inlet entrance.
Therefore in sampler of the present utility model, because it has the slide block 6 that offers through hole 12, slide block 6 presses on the sidewall of sampler barrel 4 by spring leaf 8, in the designated layer position of sampler being transferred to tested point (for example, the selected layer position of underground water in inspection well) before, the through hole 12 of slide block 6 staggers with the water inlet entrance 2 being arranged on sampler barrel 4 sidewalls, so slide block 6 can remain the sealing of sampler barrel; When sampler arrives designated layer position, make impact block 1 fall and slide block 6 be clashed into the position that keeps conducting to through hole 12 and water inlet entrance 2 along sampling rope 7, now start designated layer position to sample.Therefore, because sampler of the present utility model remains sealing before sampling, so it can be realized, designated layer position is sampled exactly, sampler of the present utility model also can be described as the deep well sampler that designated layer position is sampled.
Further, an embodiment of the utility model sampler is described with reference to Fig. 2 and Fig. 3, wherein, sampler barrel 4 can be divided into bottom water storage portion 13 and top water intaking portion 14, water inlet entrance 2 be formed on the sidewall of water intaking portion 14, and water inlet entrance 2 by retaining valve 3, lead to water storage portion 13,, water sample can be entered sampler barrel 4 and further be flow through retaining valve 3 by water inlet entrance 2 and flow into water storage portion 13, and slide block 6 can keep pressing on the sidewall of water intaking portion 14 by spring leaf 8.
As a preferred embodiment, water intaking portion 14 is less than water storage portion 13 at the area of this plane inner projection at the area of the plane inner projection of the axial L perpendicular to sampler barrel 4.In other words, as shown in Figure 2, the axial cross section region of water intaking portion 14 is less than the axial cross section region of water storage portion 13, can find out, horizontal (direction perpendicular to axial direction) length in the axial cross section region of water intaking portion 14 is less than the lateral length in the axial cross section region of water storage portion 13.And limiting platform 15 is formed on the crossover position place of water intaking portion 14 and water storage portion 13, as shown in Figure 2.Further, at impact block 1, slide block 6 is clashed into the position that compresses limiting platform 15, through hole 12 keeps conducting with water inlet entrance 2.
In sampler of the present utility model, because water inlet entrance 2 can lead to water storage portion 13 by retaining valve 3, further, when sampler arrives designated layer position and starts to sample, water sample can flow into sampler barrel 4 and then by retaining valve 3, flow into water storage portion 13 from water inlet entrance 2; When sampling is complete, because water sample has been full of the water storage portion 13 of sampler barrel 4 and completely due to the existence of retaining valve 3, water sample can not spill, so when reclaiming sampler, the water of other layer of position can not enter sampler barrel 4, thereby can effectively guarantee that designated depth water sample can not disturbed by other layer of position water sample, has further guaranteed sampling precision.
In addition, due to when carrying out sampling operation, only impact block 1 need be slided and clashes into slide block 6 and can sample along sampling rope 7, when sampling completes, by sampling, restrict 7 by sampler proposition, so sampler of the present utility model is easy to operate, simple and reliable for structure.
Continuation is with reference to Fig. 2 and Fig. 3, and preferably, in the position disconnecting corresponding to through hole 12 and water inlet entrance 2, water inlet entrance 2 can be sealed by the O-ring seal being fixed on slide block 6, and the neighboring of O-ring seal also can be coated with fluid sealant.So, from sampler, by tested point (such as, inspection well), put down and fall into tested underground water and start, increase along with the depth of water, deep water static pressure can increase gradually, so O-ring seal can compress gradually, therefore can guarantee that sampler arrives designated depth pressure-resistant seal midway.
In addition, in the termination of water storage portion 13, can be provided with the water delivering orifice 5 of selectively opening or closing.As a preferred embodiment, water delivering orifice 5 can form by bolt and packing ring and seal, complete and while being lifted to ground in sampler sampling, operator can get off Bolt dismantling by the instrument such as spanner, thereby water sample is flowed in test container.It is only bolt and washer sealing that but the formation that should be appreciated that water delivering orifice 5 is not limited to, and it can be determined according to concrete service condition, and the utility model is not limited to this.
For spring leaf 8, it can form one end and be fixed on sampler barrel 4 by the securing member such as bolt, and the other end is free end and slide block 6 is pressed on the sidewall of sampler barrel 4.Preferably, the quantity of spring leaf 8 can be a plurality of, for example, can be symmetrical with respect to water inlet entrance 2 as shown in Figure 3.In more detail, sampler barrel can have the first and second spring leafs that arrange in Fig. 3 for example, the position of these two spring leafs is set to being axially arranged symmetrically with respect to sampler barrel 4, and be positioned at the relative both sides into water entrance 2 with being spaced apart from each other, in brief, in Fig. 3, find out, the first and second spring leafs are positioned at into the left and right sides of water entrance 2.In example for above-mentioned the first and second spring leafs, each spring leaf has the configured and disposed mode that aforementioned spring leaf 8 is identical, that is, in the first and second spring leafs, one end and the other end of each is set to respectively: the one end being fixed on sampler barrel 4 is set to rectangular configuration; And the one end that compresses slide block 6 is set to wavy structure (for example in Fig. 2 with respect to the dipping and heaving shape of slide block 6).Certainly, wavy structure can be expressed as: as depicted in figs. 1 and 2, the free end of the first and second spring leafs (being compared to one end of being fixed on sampler barrel 4) is first to the direction bending away from sampler barrel 4 sidewalls, and then bend and compress slide block 6, thereby form wavy structure.
Preferably, as shown in Figure 2, the water storage portion 13 of sampler barrel 4 can be configured to be threaded connection the 10 split parts that removably link together, that is, sampler barrel 4 can be two parts, and the link position place between split part seals by O-ring seal 9.So, can more be convenient to maintenance and the cleaning of sampler barrel 4.
The course of work of sampler of the present utility model is described referring now to Fig. 2 and Fig. 3.Water delivering orifice 5 is in closed condition before sampling for sampler, and while slide block 6 is the position with 2 disconnections of water inlet entrance in through hole 12, that is, the water inlet entrance 2(of slide block 6 sealing sampler barrels 4 is from this angle, and slide block 6 can be referred to as slidably to seal slide block).When sampler barrel 4 restricts 7 while transferring to designated depth by sampling, throw in impact block 1, impact block 1 is clashed into the position of through hole 12 with the 2 maintenance conductings of water inlet entrance along the final slide block 6 that clashes into of sampling rope 7 slips, now water sample flows into sampler barrel 4 from water inlet entrance 2, and the retaining valve in sampler barrel 43 is opened the collection of beginning water sample.When water sample is full of after whole sampler barrel 4 gradually, by sampling, restrict and 7 sampler barrel 4 is lifted to ground, now operator can utilize the instrument such as spanner that the Bolt dismantling at water delivering orifice 5 places is got off, so that water sample flows in test container and carries out subsequent operation, so far, complete the whole sampling process of sampler.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a sampler, is characterized in that, comprising:
Sampler barrel (4), its side-walls is formed with into water entrance (2);
The slide block (6) that offers through hole (12), presses on the sidewall of described sampler barrel (4) by spring leaf (8); And
Impact block (1) and guide described impact block (1) to clash into the sampling rope (7) of described slide block (6),
Wherein, shock by described impact block (1) to described slide block (6), the position that described slide block (6) disconnects from described through hole (12) and described water inlet entrance (2), moves to the position that described through hole (12) and described water inlet entrance (2) keep conducting.
2. sampler according to claim 1, is characterized in that,
Described sampler barrel (4) is divided into bottom water storage portion (13) and top water intaking portion (14),
Described water inlet entrance (2) is formed on the sidewall of described water intaking portion (14), and leads to described water storage portion (13) by retaining valve (3), and described slide block (6) keeps pressing on the sidewall of described water intaking portion (14) by spring leaf (8).
3. sampler according to claim 2, is characterized in that,
Described water intaking portion (14) is less than described water storage portion (13) at the area of described plane inner projection at the area of the plane inner projection of axial (L) perpendicular to described sampler barrel (4).
4. sampler according to claim 3, is characterized in that,
Crossover position place in described water intaking portion (14) and described water storage portion (13) is formed with limiting platform (15),
Wherein, at described impact block (1), described slide block (6) is clashed into the position that compresses described limiting platform (15), described through hole (12) keeps conducting with described water inlet entrance (2).
5. sampler according to claim 1 and 2, is characterized in that,
In the position disconnecting corresponding to described through hole (12) and water inlet entrance (2), described water inlet entrance (2) is by the O-ring seal sealing of being fixed on described slide block (6).
6. sampler according to claim 2, is characterized in that,
The termination of described water storage portion (13) is provided with the water delivering orifice (5) of selectively opening or closing.
7. sampler according to claim 1 and 2, is characterized in that,
It is upper that described spring leaf (8) one end is bolted on described sampler barrel (4), and the other end is free end and described slide block (6) is pressed on the sidewall of described sampler barrel (4).
8. sampler according to claim 1 and 2, is characterized in that,
There are the first and second spring leafs, with mode, the each interval of the axial symmetry with respect to described sampler barrel (4), turn up the soil and be arranged in the relative both sides of described water inlet entrance (2),
Each the one end rectangular and that described slide block (6) is pressed on the sidewall of sampler barrel (4), one end on described sampler barrel (4) that is fixed on of the first and second spring leafs is wavy.
9. sampler according to claim 2, is characterized in that,
Described water storage portion (13) is for to be threaded connection the split part that (10) removably link together, and between described split part, link position place seals by O-ring seal (9).
10. sampler according to claim 1 and 2, is characterized in that,
The inner side of described sampler barrel (4) of leading to of described water inlet entrance (2) is provided with filter screen (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320313823.0U CN203490098U (en) | 2013-06-03 | 2013-06-03 | Sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320313823.0U CN203490098U (en) | 2013-06-03 | 2013-06-03 | Sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203490098U true CN203490098U (en) | 2014-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320313823.0U Expired - Lifetime CN203490098U (en) | 2013-06-03 | 2013-06-03 | Sampling device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631907A (en) * | 2017-09-19 | 2018-01-26 | 佛山市蓝瑞欧特信息服务有限公司 | Seawater sample automatic acquisition device |
| CN110618247A (en) * | 2019-10-25 | 2019-12-27 | 重庆工商大学 | Sewage treatment dystopy monitoring system |
| CN111678732A (en) * | 2020-05-22 | 2020-09-18 | 宁波华东核工业工程勘察院 | Exploration hole water sampling device and using method thereof |
-
2013
- 2013-06-03 CN CN201320313823.0U patent/CN203490098U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631907A (en) * | 2017-09-19 | 2018-01-26 | 佛山市蓝瑞欧特信息服务有限公司 | Seawater sample automatic acquisition device |
| CN110618247A (en) * | 2019-10-25 | 2019-12-27 | 重庆工商大学 | Sewage treatment dystopy monitoring system |
| CN110618247B (en) * | 2019-10-25 | 2021-10-08 | 重庆工商大学 | Sewage treatment dystopy monitoring system |
| CN111678732A (en) * | 2020-05-22 | 2020-09-18 | 宁波华东核工业工程勘察院 | Exploration hole water sampling device and using method thereof |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170126 Address after: 065001 Hebei economic and Technological Development Zone, Langfang science and Technology Park in the Southern District of B building, room 522 Patentee after: ENN SCIENCE & TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 065001 Langfang City Development Zone of Hebei province Huaxiang Patentee before: ENN COAL GASIFICATION MINING Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140319 |