CN209656354U - A kind of gas spring formula depthkeeping pollution water/gas sampler - Google Patents
A kind of gas spring formula depthkeeping pollution water/gas sampler Download PDFInfo
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- CN209656354U CN209656354U CN201920350695.4U CN201920350695U CN209656354U CN 209656354 U CN209656354 U CN 209656354U CN 201920350695 U CN201920350695 U CN 201920350695U CN 209656354 U CN209656354 U CN 209656354U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 238000005070 sampling Methods 0.000 claims description 79
- 238000002955 isolation Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
This disclosure relates to which a kind of gas spring formula depthkeeping pollutes water/gas sampler, including, the top of sampler barrel is connect with air charging system, it is fixedly connected at the top of one end of stiff spring and sampler barrel, the other end of stiff spring is fixedly connected with the piston, the first protrusion of bottom setting of piston, first through hole is arranged in the bottom of sampler barrel, the lower edge of the bottom first through hole of sampler barrel is downwardly extending the second protrusion of circular ring shape, first baffle is arranged in the top of first through hole, the marginal portion of first baffle is fixedly connected with the bottom of sampler barrel, and several limbers are arranged in first baffle；The side wall of first groove and the second male cooperation are tightly connected, fourth hole is arranged in the bottom of first groove, the intracavitary placement floating ball of the cylindrical empty that first groove and the second protrusion surround, second through-hole, fourth hole diameter be less than floating ball diameter, the diameter of second through-hole is greater than the diameter of the first protrusion, and the height of the first protrusion is greater than the height of cylindrical cavity and the difference of floating ball diameter.
Description
Technical Field
The present disclosure relates to a gas spring type depth-fixed polluted water/gas sampling device.
Background
The information in this background section is only for enhancement of understanding of the general background of the invention and is not necessarily to be construed as an admission or any form of suggestion that this information forms the prior art that is already known to a person of ordinary skill in the art.
The water sample collection of certain degree of depth in the underground, because lie in the underground and can not the field operation, when sampling device lower income deeper department, because the hydrostatic pressure of underground is great, if not reach predetermined degree of depth water sample and get into sampling device through hydrostatic pressure then can lead to the water sample that obtains can not represent the water sample of this degree of depth.
SUMMERY OF THE UTILITY MODEL
In view of the above problems in the prior art, it is an object of the present disclosure to provide a gas spring type depth-fixed polluted water/gas sampling device.
In order to solve the above technical problem, the technical scheme of the present disclosure is:
a pneumatic spring type depth-fixed polluted water/gas sampling device, which comprises,
the sampling device comprises a sampling cylinder body, a piston and a traction spring are arranged in the sampling cylinder body, one end of the traction spring is fixedly connected with the top of the sampling cylinder, the other end of the traction spring is fixedly connected with the piston, a first bulge is arranged at the bottom of the piston, a first through hole is arranged at the bottom of the sampling cylinder, the lower edge of the first through hole at the bottom of the sampling cylinder extends downwards to form an annular second bulge, a first baffle plate is arranged at the top of the first through hole, the edge part of the first baffle plate is fixedly connected with the bottom of the sampling cylinder, the first baffle plate is provided with a plurality of water through holes, and the water through holes comprise a second through hole positioned at the center of the first baffle plate and a third through hole positioned outside the second through hole;
the first groove is in a ring shape, the side wall of the first groove is in matched sealing connection with the second protrusion, the bottom of the first groove is provided with a fourth through hole, a floating ball is placed in a cylindrical cavity formed by the first groove and the second protrusion in a surrounding mode, the diameters of the second through hole and the fourth through hole are smaller than the diameter of the floating ball, the first protrusion corresponds to the positions of the second through hole and the fourth through hole, the diameter of the second through hole is larger than the diameter of the first protrusion, and the height of the first protrusion is larger than the difference between the height of the cylindrical cavity and the diameter of the floating ball.
This openly make traction spring and piston down through increase sampling tube internal gas pressure, when walking to the bottom down, the floater is pushed down to first arch, make the floater seal the fourth through-hole, it is sealed to have realized that sampling device goes into the in-process before the depthkeeping department down, in order to avoid getting into impurity, when reacing the depthkeeping department, slowly unload the atmospheric pressure in the sampling tube, the piston receives the effect of retraction force of traction spring to go up, the water sample slowly gets into in the sampling tube by the fourth through-hole, the floater is stayed always in cylindrical cavity because the blockking of first baffle, after the sample is accomplished, make pressure boost in the sampling tube, the water pressure oppresses the floater to seal the fourth through-hole, accomplish the sample.
The beneficial effect of this disclosure:
the cylindrical cavity comprises a sampling cylinder and a first groove, the sampling cylinder and the first groove enable the detachable connection, after sampling is completed, the first groove and the sampling cylinder can be directly detached, samples automatically flow out of the sampling cylinder, the other mode for enabling the samples to flow out is that the floating ball is forcibly enabled to leave the fourth through hole through the fourth through hole, and the samples automatically flow out of the fourth through hole. The first is a more efficient and straightforward approach;
the piston is connected with the traction spring, and the traction spring enables the piston to move upwards due to retraction force after the piston moves downwards to the bottom of the sampling cylinder, so that water sample enters a negative pressure space of the sampling cylinder below the piston, and automatic sampling is realized.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and are not to limit the disclosure.
Fig. 1 is a schematic sectional structure view of a gas spring type depth-fixed polluted water/gas sampling device according to the present disclosure;
FIG. 2 is an enlarged view of a cylindrical cavity portion of the present disclosure;
FIG. 3 is a schematic top view of the baffle of the present disclosure;
FIG. 4 is a top view of the weight of the present disclosure;
FIG. 5 is a bottom view of the present disclosure with the weight disassembled;
FIG. 6 is a schematic view of a portion of a pneumatic tube of the present disclosure having graduations;
wherein,
1. the gas charging device comprises a gas charging device body, 2, a gas pressure pipe, 3, a load body, 4, a sampling tube, 5, a traction spring, 6, a piston, 7, a first protrusion, 8, a first baffle, 9, a floating ball, 10, a first groove, 11, a fourth through hole, 12, an isolation sleeve, 13, a bolt, 14, a second through hole, 15, a third through hole, 16, a second protrusion, 17, a third protrusion, 18, a second groove, 19, a fourth protrusion, 20, a circular through groove, 21 and scale marks.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present disclosure. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
A pneumatic spring type depth-fixed polluted water/gas sampling device, which comprises,
the sampling tube 4 is a hollow cylinder, the top of the sampling tube 4 is connected with an aerating device, a piston 6 and a traction spring 5 are arranged inside the sampling tube 4, one end of the traction spring 5 is fixedly connected with the top of the sampling tube 4, the other end of the traction spring 5 is fixedly connected with the piston 6, a first bulge 7 is arranged at the bottom of the piston 6, a first through hole is arranged at the bottom of the sampling tube 4, the lower edge of the first through hole at the bottom of the sampling tube 4 extends downwards to form a second bulge 16, a first baffle plate 8 is arranged at the top of the first through hole, the edge part of the first baffle plate 8 is fixedly connected with the bottom of the sampling tube 4, the first baffle plate 8 is provided with a plurality of water through holes, and the water through holes comprise a second through hole 14 positioned at the center of the first baffle plate 8 and a third through hole 15 outside;
first recess 10, the ring shape, the lateral wall and the protruding 16 cooperation sealing connection of second of first recess 10, the bottom of first recess 10 sets up fourth through-hole 11, place floater 9 in the cylindrical cavity that first recess 10 and the protruding 16 enclose of second, second through-hole 14, the diameter of fourth through-hole 11 is less than the diameter of floater 9, first arch 7 and second through-hole 14, the position of fourth through-hole 11 is corresponding, the diameter of second through-hole 14 is greater than the diameter of first arch 7, the height of first arch 7 is greater than the difference of the height of cylindrical cavity and floater 9 diameter.
In some embodiments, the inner surface of the lower edge of the second protrusion 16 is provided with an internal thread, the outer surface of the upper edge of the first groove 10 is provided with an external thread, and the second protrusion 16 is connected with the first groove 10 in a thread sealing manner.
In some embodiments, the inner surface of the second protrusion 16 has a step shape from top to bottom, and the inner surface and the outer surface of the sidewall of the first groove 10 have a step shape from bottom to top.
The step shape of the inner surface of the second protrusion 16 and the step shape of the outer surface of the first groove 10 are in relative matching and sealing connection, the step shape from top to bottom means that the heights are sequentially reduced from top to bottom, and the step shape from bottom to top means that the heights are sequentially reduced from bottom to top.
The step shape forms uneven surface, forms the trend of holding together to the floater, and the internal surface of step shape gives the floater an inward force when the floater is to the motion all around.
In some embodiments, an isolation sleeve 12 is disposed outside the fourth through hole 11, and the isolation sleeve 12 covers the outside of the fourth through hole.
In some embodiments, the weight body 3 is arranged on the outer side of the top pneumatic tube 2 of the sampling tube 4, the weight body 3 is a cylinder, the cylinder is provided with an axial circular through groove 20, and the diameter of the circular through groove 20 is larger than or equal to the outer diameter of the pneumatic tube 2.
The top of sampling tube 4 sets up the heavy object, and 3 are used for making sampling device can be fast entering into fixed depths smoothly, and the heavy object 3 encircles can more make heavy object 3 can be down along with sampling device with the laminating of pneumatic tube 2 in the outside of pneumatic tube 2.
In some embodiments, the load member 3 is composed of two semi-circular bodies, one side of the two semi-circular bodies is connected by a hinge structure, and the opposite inner surfaces of the other side are respectively provided with a third protrusion 17 and a second groove 18 which are axially corresponding.
The load body 3 can be conveniently encircled outside the pneumatic tube 2, the folding structure is convenient to detach, and the third protrusion 17 and the second groove 18 can be clamped, so that the two semicircular bodies of the load body are combined more stably.
In some embodiments, the bottom of the weight 3 is provided with a fourth protrusion 19, and the top of the sampling tube 4 is provided with a third groove corresponding to the fourth protrusion 19.
The weight body 3 is connected with the bottom of the sampling tube 4, so that the weight body 3 can move downwards along with the sampling tube 4, and the stability of the weight body 3 in the downward process is improved.
In some embodiments, the material of the pneumatic tube 2 inside the circular through groove 20 of the weight body 3 is hard alloy, and the material of the pneumatic tube 2 outside the circular through groove 20 is rubber.
In some embodiments, the side wall of the pneumatic tube 2 is provided with graduation marks 21.
As shown in fig. 1, the traction spring 5 is a spring having a retraction force, and when the traction spring 5 is subjected to an external force in a natural state, the traction spring 5 itself has the retraction force, so that when the inflator inflates the sampling tube, the piston descends to further stretch the traction spring 5, and the retraction force of the traction spring 5 is further increased, so that when the inflator releases the air pressure in the sampling tube, the traction spring 5 urges the piston to ascend due to the retraction force, so that an external sample (water sample or gas sample) enters the sampling tube.
Aerating device is air pump or gasbag, and the equipment of inflating inflates the gasbag and makes the gasbag be full of gas, and compressed air bag makes the atmospheric pressure in the sampling device rise, conveniently carries, when opening the gasbag, unloads the atmospheric pressure in the sampling device, and the air pump can make and dash into compressed gas in the sampling device, when not needing high atmospheric pressure, closes the air pump switch, and atmospheric pressure in barotube and the sampling device slowly reduces.
As shown in figure 1, the weight body 3 can be fixed on the top of the sampling tube 4, so that the whole sampling device can increase the weight, and the descending process can be more quickly descended to a deeper position.
As shown in FIG. 1, the isolation sleeve 12 is made of a cross material, when a sample is taken, the pressure of the sample forces the isolation sleeve 12 to break, the sample directly enters the sampling tube 4 through the fourth through hole 11, the isolation sleeve 12 has the function of blocking impurities from entering the sampling tube 4 in the descending process of the sampling tube 4, and meanwhile, the isolation sleeve 12 is made of a material which is easy to break, so that the sampling is not hindered.
As shown in FIG. 2, the bottom of the sampling tube 4 is enlarged, the first baffle plate 8 is positioned at the top of the first through hole, and the edge of the first baffle plate 8 is connected with the sampling tube 4 through a bolt. The first baffle 8 and the sampling tube 4 are fixedly connected and can block the floating ball 9 from entering the sampling tube 4, and the floating ball 9 plays a role in sealing the fourth through hole 11 in the cylindrical cavity.
The lower edge of the first through hole forms a second bulge 16 downwards, the second bulge and the first circular ring-shaped groove 10 enclose a cylindrical cavity, the floating ball 9 is arranged in the cylindrical cavity, and meanwhile, the third through hole 15 of the first baffle plate 8 can pass through a water sample or a gas sample.
When the piston 6 descends to the bottommost end, the first bulge 7 penetrates through the second through hole 14 to abut against the floating ball 9, so that the floating ball 9 abuts against the fourth through hole 11, and the fourth through hole 11 is sealed.
When the first groove 10 is rotated to separate the first groove 10 from the second protrusion 16 after the sampling is completed, as shown in fig. 3, the sample in the sampling tube 4 flows out through the second through hole 14 and the third through hole 15. Or a rod penetrates through the fourth through hole 11 to abut against the floating ball 9, so that the floating ball 9 is separated from the fourth through hole 11 to achieve the purpose of taking out the sample.
The material of the sampling cylinder 4 is glass or metal, and the sampling cylinder can be used as a disposable sampler or a sample conveying device when sampling heavy polluted water.
The sealing connection between the second projection 16 and the first recess 10 improves the sealing properties and thus may also be used as a downhole gas sampling device.
As shown in figure 2, in order to make the second projection 16 and the first groove 10 connected firmly against the joint of the second projection 16 and the first groove, a bolt 13 is arranged, and the bolt 13 is also detachable, thus realizing the purpose of detachable sampling.
As shown in fig. 4 and 5, the weight body 3 can be detachably mounted on the outer side of the pneumatic tube 2 on the top of the sampling tube 4.
As shown in figure 6, the air pressure tube 2 is provided with scale marks 21, so that the depth of the sampling device can be conveniently observed in the descending process.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Claims (9)
1. The utility model provides a atmospheric pressure spring depthkeeping pollutes water/gas sampling device which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the sampling device comprises a sampling cylinder body, a piston and a traction spring are arranged in the sampling cylinder body, one end of the traction spring is fixedly connected with the top of the sampling cylinder, the other end of the traction spring is fixedly connected with the piston, a first bulge is arranged at the bottom of the piston, a first through hole is arranged at the bottom of the sampling cylinder, the lower edge of the first through hole at the bottom of the sampling cylinder extends downwards to form an annular second bulge, a first baffle plate is arranged at the top of the first through hole, the edge part of the first baffle plate is fixedly connected with the bottom of the sampling cylinder, the first baffle plate is provided with a plurality of water through holes, and the water through holes comprise a second through hole positioned at the center of the first baffle plate and a third through hole positioned outside the second through hole;
the first groove is in a ring shape, the side wall of the first groove is in matched sealing connection with the second protrusion, the bottom of the first groove is provided with a fourth through hole, a floating ball is placed in a cylindrical cavity formed by the first groove and the second protrusion in a surrounding mode, the diameters of the second through hole and the fourth through hole are smaller than the diameter of the floating ball, the first protrusion corresponds to the positions of the second through hole and the fourth through hole, the diameter of the second through hole is larger than the diameter of the first protrusion, and the height of the first protrusion is larger than the difference between the height of the cylindrical cavity and the diameter of the floating ball.
2. The apparatus of claim 1, wherein: the inner surface of the lower edge of the second protrusion is provided with an internal thread, the outer surface of the upper edge of the first groove is provided with an external thread, and the second protrusion is connected with the first groove in a sealing mode through the thread.
3. The apparatus of claim 1, wherein: the inner surface of the second protrusion is in a step shape from top to bottom, and the inner surface and the outer surface of the side wall of the first groove are in a step shape from bottom to top.
4. The apparatus of claim 1, wherein: and the outer side of the fourth through hole is provided with an isolation sleeve, and the isolation sleeve is coated on the outer side of the fourth through hole.
5. The apparatus of claim 1, wherein: the outer side of the top pressure tube of the sampling tube is provided with a load body which is a cylinder, the cylinder is provided with an axial circular through groove, and the diameter of the circular through groove is more than or equal to the outer diameter of the pressure tube.
6. The apparatus of claim 5, wherein: the load body comprises two semicircle bodies, and a side of two semicircle bodies links to each other through folding paper structure, and the relative internal surface of opposite side sets up the third arch and the second recess that the axial corresponds respectively.
7. The apparatus of claim 5, wherein: the bottom of the weight body is provided with a fourth bulge, and the top of the sampling tube is provided with a third groove corresponding to the fourth bulge.
8. The apparatus of claim 1, wherein: the pneumatic tube in the circular through groove of the load bearing body is made of hard alloy, and the pneumatic tube outside the circular through groove is made of rubber.
9. The apparatus of claim 1, wherein: the side wall of the pneumatic tube is provided with scale marks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920350695.4U CN209656354U (en) | 2019-03-18 | 2019-03-18 | A kind of gas spring formula depthkeeping pollution water/gas sampler |
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| CN201920350695.4U CN209656354U (en) | 2019-03-18 | 2019-03-18 | A kind of gas spring formula depthkeeping pollution water/gas sampler |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024452A (en) * | 2020-01-09 | 2020-04-17 | 中国科学院武汉岩土力学研究所 | Novel water-gas synchronous sampling probe for rock-soil stratum |
| CN113465994A (en) * | 2021-06-28 | 2021-10-01 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队 | Underground gas sampling device for environmental investigation |
| CN114544249A (en) * | 2022-02-28 | 2022-05-27 | 陕西正通煤业有限责任公司 | Coal mine hydrological observation hole water taking device and operation method |
-
2019
- 2019-03-18 CN CN201920350695.4U patent/CN209656354U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024452A (en) * | 2020-01-09 | 2020-04-17 | 中国科学院武汉岩土力学研究所 | Novel water-gas synchronous sampling probe for rock-soil stratum |
| CN111024452B (en) * | 2020-01-09 | 2024-04-26 | 中国科学院武汉岩土力学研究所 | Novel water-gas synchronous sampling probe for rock-soil stratum |
| CN113465994A (en) * | 2021-06-28 | 2021-10-01 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队 | Underground gas sampling device for environmental investigation |
| CN114544249A (en) * | 2022-02-28 | 2022-05-27 | 陕西正通煤业有限责任公司 | Coal mine hydrological observation hole water taking device and operation method |
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