CN114323762A - Hydrogeology sample uses portable sampler - Google Patents

Abstract

The invention discloses a portable sampler for hydrogeological sampling, which comprises: the sampling tube, the inner tube, the honeycomb duct, the contact, the drain pipe, the valve, the end, the cavity, the fixed plate, the sleeve shaft, the pivot, the drill bit, the arc groove, the through-hole, the spline groove, the spring, the loose axle, the axis of rotation, the connecting axle, the integral key shaft, the end cap, breach, fixed axle, handle, shell, filtration pore, baffle and fixed pipe. The sampler has the advantages that the sampler is adopted for sampling water and soil in hydrogeology, the versatility of the sampler is improved, multiple storage of water quality samples can be realized, the subsequent use is convenient, the sampling of water bodies with different depths can be realized, the filtering of sundries in the water quality can be realized in the sampling process, the blockage problem of the sampler is avoided, the service life of the sampler is prolonged, the whole sampler is convenient to operate, the air in the sampler can be discharged in the sampling process, the water quality can be conveniently fed in, and the use convenience of the sampler is improved.

Description

Hydrogeology sample uses portable sampler

Technical Field

The invention relates to a portable sampler for hydrogeological sampling, in particular to a portable sampler for hydrogeological sampling, and belongs to the technical field of hydrogeological application.

Background

Hydrogeology, a branch of geology, refers to the phenomenon of various changes and movements of groundwater in nature, and hydrogeology is the science of studying groundwater. Along with the development of science and the requirement of production and construction, the hydrology is divided into branch subjects such as regional hydrology, underground hydrodynamics, hydrology geochemistry, water supply hydrology, ore deposit hydrology and soil improvement hydrology, and in recent years, the hydrology is mutually permeated with the researches in the aspects of geothermy, earthquake, environmental geology and the like, and a plurality of new fields are formed, and the hydrology researches are as follows: under the interaction of the underground water with rock circles, mantle, water circles, atmosphere circles, biospheres and human activities, the change of water quantity and water quality in time and space and the influence on each circle layer are generated, so that the underground water can serve for the sustainable development of mutual coordination between people and nature, and provide data for researching geotechnical engineering problems and unfavorable geological phenomena related to the underground water activities. For example: when building buildings and structures are built, the permeability of rock soil and the burial depth and corrosivity of underground water are researched to judge the influence on the foundation building depth, foundation pit excavation and the like; when a tailing dam and an ash storage dam are surveyed, the permeability and the underground water infiltration curve of a dam foundation, a reservoir area and a tailing (ash) accumulation body are researched to judge the permeability stability of the dam body, the leakage of the dam foundation and the reservoir area and the influence of the leakage on the environment; the burying condition, the exposure condition, the water level, the formation condition and the dynamic change of underground water are researched in a landslide section to judge the relationship formed by the underground water and the landslide.

In the patent document "CN 201921880354.4 a hydrogeological sampling device", a sampling box is placed into a pre-opened hydrogeological collection hole through a connecting column and an extension tube, and is sealed by a sealing protective shell installed on the surface of the sampling box in a sliding manner, so as to prevent soil or liquid from entering the sampling box when the sampling box does not reach a collection position and affecting collection operation, after the sampling box reaches a collection depth, a rope lock catch welded on the top end of a sliding block is used for pulling a traction rope to drive the sliding block to move by using a top frame, so as to drive a mounting frame to slide along a sliding groove direction, so that the sealing protective shell is separated from the sampling box, a sampling hole group opened on the surface of the sampling box is exposed for collecting geological samples, but storage of a plurality of samples is difficult to realize during sampling, and subsequent detection is not beneficial, and the traditional device is difficult to realize simultaneous sampling of soil and water samplers, the practicality of the sampler is reduced, the sampler is inconvenient to use, the operation difficulty is increased, and the influence is caused. At present, there is no portable sampler for hydrogeological sampling, which has a reasonable and reliable structure, is convenient to operate and can realize the function of simultaneously sampling soil and water samples.

Disclosure of Invention

In order to solve the defects of the prior art, the sampler is adopted for sampling water quality and soil in hydrogeology, the water quality or soil can be sampled simultaneously through the matching of the sampling tube and the inner tube, and compared with the traditional sampler for intelligently sampling water quality or soil, the sampler has more versatility and improves the practicability of the sampler.

More in order to solve the problem among the prior art: when taking a sample, can realize the storage of a plurality of sample samples, make things convenient for follow-up sample to use, improve the convenience of sampler, can carry out the different degree of depth water simultaneously and take a sample, also can realize the sample of riverbed bottom soil.

Further in order to solve the problems in the prior art: when taking a sample, can realize the filtration of debris in the quality of water, avoid the sampler to appear the jam problem, and sampler convenient operation can realize taking out fast of sample back, can also realize the discharge of air in the sampler when the quality of water sample, makes things convenient for quality of water to get into, improves the convenience of use.

In order to solve the defects in the prior art, the invention provides a portable sampler for hydrogeological sampling, which comprises: the sampling tube, the inner tube, the flow guide tube and the fixing plate; wherein the interior of the sampling tube is fixedly connected with the inner tube, the top ends of the inner tube and the sampling tube are fixedly penetrated with the flow guide tube, the end part of the flow guide pipe is fixedly connected with a contact, the top end of the inner pipe is rotationally connected with a fixed shaft, the bottom end of the fixed shaft is fixedly connected with a plug, one side of the bottom end of the plug is provided with a gap, the inner part of the inner pipe is fixedly connected with a fixed plate, the middle part of the fixed plate is rotationally connected with a sleeve shaft, a spline groove is arranged in the sleeve shaft, the spline groove is movably inserted into the connecting shaft, a spline shaft is arranged at the top end of the connecting shaft or fixedly connected with the top end of the connecting shaft, the spline shaft is fixedly connected with the bottom end of the plug, the bottom end of the inner tube is in threaded connection with an end head, the top of the end head is provided with a cavity, the sampling tube bottom and drain pipe fixed connection, the drain pipe bottom is equipped with the valve, drain pipe and valve all are located the cavity inside.

Further, sampling tube length is less than inner tube length, the sampling tube diameter is the same with the end diameter, the end is bullet type structure and cup joints with inner tube bottom screw thread, the end is connected with the laminating of sampling tube bottom, sampling tube top end fixedly connected with shell, the shell diameter is the same with the sampling tube diameter, a plurality of filtration pore has evenly been seted up on the shell surface.

Furthermore, a plurality of partition plates are uniformly distributed in the sampling pipe, two sides of each partition plate are fixedly connected with the inner wall of the sampling pipe and the outer wall of the inner pipe respectively, every two adjacent partition plates are provided with a flow guide pipe, each flow guide pipe is of an L-shaped structure, two ends of each flow guide pipe are communicated with the top of the sampling pipe and the side wall of the inner pipe respectively, the top end of each flow guide pipe extends into the shell, and the bottom end of each flow guide pipe extends into the inner pipe.

Further, the inner tube middle part is equipped with the fixed plate of circular structure, fixed plate middle part and sleeve shaft sealing connection, the inner tube surface that is located the fixed plate top has evenly seted up a plurality of through-hole, every the through-hole all is located between the baffle, the inner tube passes through-hole and sampling tube intercommunication, the sampling tube bottom evenly is equipped with a plurality of drain pipe, a plurality of the drain pipe all is located between the baffle.

Further, sleeve bottom and pivot fixed connection, pivot bottom fixed mounting has the drill bit, the arc groove has been seted up on the drill bit surface, the drill bit diameter is less than the inner tube internal diameter, the drill bit is located the inner tube bottom.

Further, the inside bottom of cover axle and spring fixed connection, spring top fixedly connected with loose axle, the loose axle cup joints with the inside slip of cover axle, the loose axle is connected with spline groove gomphosis, the loose axle top rotates with the axis of rotation to be connected, the axis of rotation is located spline inslot portion, axis of rotation and connecting axle bottom fixed connection.

Further, the end cap is of a cylindrical structure, the diameter of the end cap is larger than that of the spline shaft, the spline shaft is movably sleeved with the inside of the spline groove, the surface of the end cap is made of rubber, a plurality of contacts which are circularly distributed are arranged on the surface of the end cap respectively, the surface of the end cap is connected with the contacts in a fit mode, and the notch at the bottom of the end cap is located between the contacts.

Further, the top end of the fixed shaft is fixedly connected with a handle, the fixed shaft extends to the outer side of the top end of the inner tube, the top end of the inner tube is fixedly connected with a handle, the inner diameter of the inner tube is larger than the diameter of the plug, and the plug is rotatably connected with the inner portion of the inner tube.

Further, the sleeve shaft lateral wall is connected with the laminating of fixed pipe, fixed pipe is L shape structure, fixed pipe extends to sleeve shaft bottom surface and is located spline groove bottom, the round hole that corresponds the setting with fixed pipe is seted up to sleeve shaft bottom, fixed pipe is located the through-hole inside and extends to the sampling tube bottom, fixed pipe and through-hole bottom fixed connection, the quantity of fixed pipe is a plurality of, a plurality of fixed pipe evenly distributed is to between the baffle, every fixed pipe all corresponds each other with the honeycomb duct.

Further, the drill bit is located the end bottom, drill bit and end bottom all are equipped with the pointed end, be formed with curved interval between drill bit and the inner tube.

The invention has the advantages that: the utility model provides a rational in infrastructure reliable and have convenient operation and can realize soil and water appearance portable sampler for hydrogeology sample of sample function simultaneously, it adopts the sampler to carry out the sample of quality of water and soil in the hydrogeology, improve the multifunctionality of sampler, and can realize a plurality of storages of quality of water sample, make things convenient for follow-up use, and can realize the sample of the different degree of depth water, in the sampling process, can also realize the filtration of debris in the quality of water, avoid the sampler jam problem to appear, the life of improvement sampler, whole sampler convenient operation, in the in-process of sample, can realize the discharge of air in the sampler, make things convenient for the entering of quality of water, improve the convenience in use of sampler.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention and to enable other features, objects and advantages of the invention to be more fully apparent. The drawings and their description illustrate the invention by way of example and are not intended to limit the invention. In the drawings:

FIG. 1 is a schematic diagram of a portable sampler for hydrogeological sampling according to an embodiment of the present invention;

FIG. 2 is a schematic view of a first perspective structure of the embodiment shown in FIG. 1;

FIG. 3 is a schematic diagram of an external front view of the embodiment of FIG. 2;

FIG. 4 is a perspective view of the embodiment of FIG. 2;

FIG. 5 is a schematic perspective view of the spline shaft in the embodiment of FIG. 2;

FIG. 6 is a schematic view of the inner portion of the sleeve shaft of the embodiment of FIG. 2;

FIG. 7 is a schematic perspective view of the sampling tube of the embodiment of FIG. 2;

FIG. 8 is a schematic top view of the sampling tube of the embodiment of FIG. 2;

FIG. 9 is a schematic top view of the embodiment of FIG. 2 showing the drain pipe;

FIG. 10 is a schematic perspective view of the embodiment of FIG. 2 at the bit;

fig. 11 is a partially enlarged schematic view of a portion a in the embodiment shown in fig. 2.

The meaning of the reference symbols in the figures:

1. a sampling tube; 2. an inner tube; 3. a flow guide pipe; 4. a contact; 5. a drain pipe; 6. a valve; 7. a tip; 8. a cavity; 9. a fixing plate; 10. a sleeve shaft; 11. a rotating shaft; 12. a drill bit; 13. an arc groove; 14. a through hole; 15. a spline groove; 16. a spring; 17. a movable shaft; 18. a rotating shaft; 19. a connecting shaft; 20. a spline shaft; 21. a plug; 22. a notch; 23. a fixed shaft; 24. a handle; 25. a handle; 26. a housing; 27. a filtration pore; 28. a partition plate; 29. and fixing the tube.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 11, the portable sampler for hydrogeological sampling includes: sampling tube 1, inner tube 2, honeycomb duct 3 and fixed plate 9.

Referring to fig. 1 to 9, as a preferred scheme, an inner portion of a sampling tube 1 is fixedly connected with an inner tube 2, top ends of the inner tube 2 and the sampling tube 1 are fixedly penetrated through a flow guide tube 3, the flow guide tube 3 is used for allowing external water quality to enter, so that the water quality is conveyed to the inner portion of the inner tube 2 through the flow guide tube 3, the water quality is conveyed to the inner portion of the sampling tube 1 through a through hole 14 at the inner tube 2 for storage, so as to realize water quality sampling, a contact 4 is fixedly connected to an end portion of the flow guide tube 3, the top end of the inner tube 2 is rotatably connected with a fixed shaft 23, a plug 21 is fixedly connected to a bottom end of the fixed shaft 23, a notch 22 is formed at one side of the bottom end of the plug 21, the notch 22 can realize separation between the plug 21 and the contact 4, so that the flow of the water quality is realized after the flow through the flow guide tube 3, the notch 22 corresponds to the corresponding contact 4 by rotating the plug 21, so that the water quality enters the inner portion of the sampling tube 1 between corresponding partition plates 28 for storage, the inner part of the inner tube 2 is fixedly connected with a fixed plate 9, the middle part of the fixed plate 9 is rotationally connected with a sleeve shaft 10, a spline groove 15 is arranged inside the sleeve shaft 10, the inside of the spline groove 15 is movably inserted with a connecting shaft 19, the top end of the connecting shaft 19 is provided with or fixedly connected with a spline shaft 20, the spline shaft 20 is fixedly connected with the bottom end of a plug 21, the bottom end of the inner tube 2 is in threaded connection with an end head 7, the top end of the end head 7 is provided with a cavity 8, the bottom end of a sampling tube 1 is fixedly connected with a drain pipe 5, the bottom end of the drain pipe 5 is provided with a valve 6, the drain pipe 5 and the valve 6 are both positioned inside the cavity 8, and the matching of the spline shaft 20 and the spline groove 15 can enable the plug 21 to drive the sleeve shaft 10 to simultaneously rotate when rotating, thereby realizing the rotation of the drill bit 12, realizing the soil entering the inner pipe 2 from the drill bit 12 for storage, facilitating the sampling of the soil, the sampling of quality of water can not be influenced when the sample, improves the multifunctionality of operation convenience and sampler.

Refer to fig. 1 to 3, as the extension scheme, 1 length of sampling tube is less than 2 lengths of inner tube, 1 diameter of sampling tube is the same with end 7 diameter, end 7 is bullet type structure and cup joints with 2 bottom screw threads of inner tube, end 7 is connected with the laminating of 1 bottom of sampling tube, 1 top fixedly connected with shell 26 of sampling tube, shell 26 diameter is the same with 1 diameter of sampling tube, a plurality of filtration pore 27 has evenly been seted up on shell 26 surface, end 7 can screw up in 2 bottoms of inner tube, and with sampling tube 1 phase-match, realize inserting the sampler and carry out the inside sample of soil that carries on of soil, can take off behind the end 7 simultaneously and open valve 6, realize taking out of quality of water in the sampling tube 1.

Referring to fig. 2 and fig. 7 to 9, as a specific scheme, a plurality of partition plates 28 are uniformly distributed inside the sampling tube 1, two sides of each partition plate 28 are respectively fixedly connected with the inner wall of the sampling tube 1 and the outer wall of the inner tube 2, a flow guide tube 3 is arranged between every two adjacent partition plates 28, the flow guide tube 3 is of an L-shaped structure, two ends of the flow guide tube 3 are respectively communicated with the top of the sampling tube 1 and the side wall of the inner tube 2, the top end of the flow guide tube 3 extends into the shell 26, the bottom end of the flow guide tube 3 extends into the inner tube 2, the partition plates 28 are used for partitioning the sampling tube 1 to realize storage of a plurality of water quality samples, the sample is taken out by opening the corresponding drain pipe 5, the subsequent detection is convenient, the guide pipe 3 can realize the entrance of the external water quality, and the filtering of impurities is realized through the shell 26, so that the water quality enters the flow guide pipe 3 through the pore, and the problem of blockage of the flow guide pipe 3 is avoided.

Referring to fig. 2 and fig. 9 and 11, as a specific scheme, a fixing plate 9 with a circular structure is arranged in the middle of an inner tube 2, the middle of the fixing plate 9 is hermetically connected with a sleeve shaft 10, a plurality of through holes 14 are uniformly arranged on the surface of the inner tube 2 at the top of the fixing plate 9, each through hole 14 is positioned between partition plates 28, the inner tube 2 is communicated with a sampling tube 1 through the through hole 14, a plurality of drain pipes 5 are uniformly arranged at the bottom end of the sampling tube 1, the plurality of drain pipes 5 are positioned between the partition plates 28, the fixing plate 9 is used for separating the upper part and the lower part of the inner tube 2, so that water enters the partition plates 28 from the through holes 14 at the top of the fixing plate 9, and soil is stored in the inner tube 2 at the bottom of the fixing plate 9, a plurality of drainage pipes 5 are arranged at the bottom of the sampling pipe 1, and after the end head 7 is unscrewed, the water between the clapboards 28 is drained from the drainage pipes 5 for collection by opening the valve 6.

Referring to fig. 1 to 6 and fig. 10, as an extension scheme, sleeve 10 bottom and pivot 11 fixed connection, 11 bottom fixed mounting of pivot has drill bit 12, arc groove 13 has been seted up on drill bit 12 surface, drill bit 12 diameter is less than inner tube 2 internal diameters, drill bit 12 is located inner tube 2 bottom, drill bit 12 can drive through pivot 11, insert the sampler soil inside back, through rotating pivot 11, make soil carry out the collection of soil from clearance and arc groove 13 department between drill bit 12 and the inner tube 2, adopt spiral arc groove 13 can push inner tube 2 inside with soil and store, and then realize soil sampling and collect.

Referring to fig. 4 to 6, as a specific scheme, the bottom end inside the sleeve shaft 10 is fixedly connected with the spring 16, the top end of the spring 16 is fixedly connected with the movable shaft 17, the movable shaft 17 is slidably sleeved inside the sleeve shaft 10, the movable shaft 17 is embedded and connected with the spline groove 15, the top end of the movable shaft 17 is rotatably connected with the rotating shaft 18, the rotating shaft 18 is located inside the spline groove 15, the rotating shaft 18 is fixedly connected with the bottom end of the connecting shaft 19, the sleeve shaft 10 can rotate the rotating shaft 11, the sleeve shaft 10 can rotate at the fixing plate 9, the sleeve shaft 10 can realize transmission through the matching of the spline groove 15 and the spline shaft 20, and the sleeve shaft 10 can synchronously rotate through the rotating handle 24.

Referring to fig. 2 and 5 to 6, as a specific scheme, the plug 21 is a cylindrical structure, the diameter of the plug 21 is greater than that of the spline shaft 20, the spline shaft 20 is movably sleeved inside the spline groove 15, the surface of the plug 21 is made of rubber, a plurality of contacts 4 which are circularly distributed are respectively arranged on the surface of the plug 21, the surface of the plug 21 is attached to the contacts 4, the gap 22 at the bottom of the plug 21 is located between the contacts 4, the plug 21 can be in contact with the contacts 4, the gap 22 is driven to contact the contacts 4 when the plug 21 rotates, circulation at the position of the draft tube 3 is realized, and when the contacts 4 are in contact with the surface of the plug 21, the draft tube 3 is further blocked.

Referring to fig. 1 to 3, according to the scheme, a handle 24 is fixedly connected to the top end of the fixed shaft 23, the fixed shaft 23 extends to the outer side of the top end of the inner tube 2, a handle 25 is fixedly connected to the top end of the inner tube 2, the inner diameter of the inner tube 2 is larger than the diameter of the plug 21, the plug 21 is rotatably connected to the inside of the inner tube 2, the handle 24 is used for driving the fixed shaft 23 to rotate, the fixed shaft 23 drives the plug 21 to rotate when the inner tube 2 rotates, and therefore the gap 22 corresponds to the corresponding contact 4.

Referring to fig. 2 and 4, as a specific scheme, the side wall of the sleeve shaft 10 is attached to the fixed pipe 29, the fixed pipe 29 is of an L-shaped structure, the fixed pipe 29 extends to the bottom surface of the sleeve shaft 10 and is located at the bottom of the spline groove 15, the bottom of the sleeve shaft 10 is provided with a circular hole corresponding to the fixed pipe 29, the fixed pipe 29 is located inside the through hole 14 and extends to the bottom of the sampling pipe 1, the fixed pipe 29 is fixedly connected to the bottom of the through hole 14, the fixed pipes 29 are distributed uniformly among the partition plates 28, each fixed pipe 29 corresponds to the flow guide pipe 3, the fixed pipe 29 is used for corresponding to the sleeve shaft 10, when the notch 22 rotates to the corresponding contact 4, the handle 25 is held and the handle 24 is pressed up and down, the spline shaft 20 moves inside the spline groove 15, and air or water between the fixed pipes 29 is conveyed to the inside the sampling pipe 1 from the fixed pipe 29, the air between the clapboards 28 is discharged, and the water quality is completely entered into the sampling tube 1.

Referring to fig. 1 to 3 and fig. 10, as an expansion scheme, a drill bit 12 is located at the bottom end of an end 7, the bottom of the drill bit 12 and the bottom of the end 7 are both provided with a tip, an arc-shaped interval is formed between the drill bit 12 and an inner pipe 2, the interval is formed to facilitate the entering of soil, the soil can enter the inner pipe 2 from the arc groove 13 and the interval through the rotation of the drill bit 12, the collection of the soil is realized, and the versatility of the sampler is improved.

According to the technical scheme, the portable sampler for hydrogeological sampling adopts the sampling pipe 1 and the inner pipe 2 to sample water and soil in hydrogeological, when the portable sampler is used, the gap 22 at the position of the plug 21 corresponds to the contact 4 through rotation of the handle 24, so that external water enters, foreign matters are filtered through the shell 26, water is conveyed through the guide pipe 3 and enters the space between the sampling pipe 1 and the inner pipe 2 to be stored, sequential sampling of multiple water qualities is realized along with rotation of the plug 21, and after sampling, the end 7 and the valve 6 can be opened in sequence to realize sample taking, so that the operation convenience is improved.

Meanwhile, the soil sampling device has a soil sampling function, when sampling is carried out, the movement of the plug 21 can be realized by holding the handle 25 and pressing the handle 24 downwards, the gap 22 is positioned at the bottom of the contact 4, the spline shaft 20 is in butt joint with the spline groove 15, when the handle 24 is rotated again, the rotation of the drill bit 12 can be realized, the bottom of the sampler is inserted into soil, the soil can enter the inner pipe 2 from the gap between the drill bit 12 and the inner pipe 2 and the arc groove 13 by rotating the drill bit 12, the soil is stored in the inner pipe 2 at the bottom of the fixing plate 9, the soil can be taken out by reversely rotating the handle 24 after the sampler is taken out, the simultaneous sampling of water quality and soil of the sampler can be realized, when the water quality is sampled, the gap 22 is rotated to the contact 4, and the handle 24 is pressed up and down, so that part of air and water quality are conveyed to the inside of the sampling pipe 1 through the fixing pipe 29 in the process that the spline shaft 20 moves inside the spline groove 15, the discharging of the original air in the sampler is realized, the subsequent water quality can be conveniently entered and stored, and the practicability of the sampler is improved.

The above description is only exemplary of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a hydrogeology sample uses portable sampler which characterized in that:

the hydrogeology is sampled and is included with portable sampler: the sampling tube (1), the inner tube (2), the guide tube (3) and the fixing plate (9);

wherein the sampling tube (1) is fixedly connected with the inner tube (2), the top ends of the inner tube (2) and the sampling tube (1) are fixedly penetrated through the guide tube (3), the end part of the guide tube (3) is fixedly connected with the contact (4), the top end of the inner tube (2) is rotatably connected with the fixed shaft (23), the bottom end of the fixed shaft (23) is fixedly connected with the plug (21), one side of the bottom end of the plug (21) is provided with the notch (22), the inner part of the inner tube (2) is fixedly connected with the fixed plate (9), the middle part of the fixed plate (9) is rotatably connected with the sleeve shaft (10), the sleeve shaft (10) is internally provided with the spline groove (15), the spline groove (15) is movably inserted with the connecting shaft (19), the top end of the connecting shaft (19) is provided with or fixedly connected with the spline shaft (20), and the spline shaft (20) is fixedly connected with the bottom end of the plug (21), inner tube (2) bottom and end (7) threaded connection, cavity (8) have been seted up at end (7) top, sampling tube (1) bottom and drain pipe (5) fixed connection, drain pipe (5) bottom is equipped with valve (6), drain pipe (5) and valve (6) all are located inside cavity (8).

2. The portable hydrogeological sampling sampler as defined in claim 1 wherein: sampling tube (1) length is less than inner tube (2) length, sampling tube (1) diameter is the same with end (7) diameter, end (7) are bullet type structure and cup joint with inner tube (2) bottom screw thread, end (7) are connected with sampling tube (1) bottom laminating, sampling tube (1) top fixedly connected with shell (26), shell (26) diameter is the same with sampling tube (1) diameter, a plurality of filtration pore (27) have evenly been seted up on shell (26) surface.

3. The portable hydrogeological sampling sampler as defined in claim 1 wherein: sampling tube (1) inside evenly distributed has a plurality of baffle (28), every baffle (28) both sides respectively with sampling tube (1) inner wall and inner tube (2) outer wall fixed connection, every adjacent two all be equipped with honeycomb duct (3) between baffle (28), honeycomb duct (3) are L shape structure, honeycomb duct (3) both ends communicate with sampling tube (1) top and inner tube (2) lateral wall respectively, honeycomb duct (3) top extends to inside shell (26), honeycomb duct (3) bottom extends to inside inner tube (2).

4. The portable hydrogeological sampling sampler as defined in claim 1 wherein: inner tube (2) middle part is equipped with fixed plate (9) of circular structure, fixed plate (9) middle part and sleeve shaft (10) sealing connection, inner tube (2) surface that is located fixed plate (9) top has evenly seted up a plurality of through-hole (14), every through-hole (14) all are located between baffle (28), inner tube (2) are through-hole (14) and sampling tube (1) intercommunication, sampling tube (1) bottom evenly is equipped with a plurality of drain pipe (5), a plurality of drain pipe (5) all are located between baffle (28).

5. The portable hydrogeological sampling sampler as defined in claim 1 wherein: sleeve axle (10) bottom and pivot (11) fixed connection, pivot (11) bottom fixed mounting has drill bit (12), arc groove (13) have been seted up on drill bit (12) surface, drill bit (12) diameter is less than inner tube (2) internal diameter, drill bit (12) are located inner tube (2) bottom.

6. The portable hydrogeological sampling sampler as defined in claim 1 wherein: the utility model discloses a bearing, including cover axle (10), loose axle (17) and connecting axle (10), inside bottom and spring (16) fixed connection of cover axle (10), spring (16) top fixedly connected with loose axle (17), loose axle (17) and the inside slip of cover axle (10) cup joint, loose axle (17) are connected with spline groove (15) gomphosis, loose axle (17) top is rotated with axis of rotation (18) and is connected, axis of rotation (18) are located spline groove (15) inside, axis of rotation (18) and connecting axle (19) bottom fixed connection.

7. The portable hydrogeological sampling sampler as defined in claim 1 wherein: end cap (21) are cylindrical structure, end cap (21) diameter is greater than integral key shaft (20) diameter, integral key shaft (20) cup joint with spline groove (15) inside activity, end cap (21) surface is the rubber material, end cap (21) surface is equipped with contact (4) that a plurality of is circular distribution respectively, end cap (21) surface is connected with contact (4) laminating, breach (22) of end cap (21) bottom are located between contact (4).

8. The portable hydrogeological sampling sampler as defined in claim 1 wherein: fixed axle (23) top fixedly connected with handle (24), fixed axle (23) extend to inner tube (2) top outside, inner tube (2) top fixedly connected with handle (25), inner tube (2) internal diameter is greater than end cap (21) diameter, end cap (21) are connected with inner tube (2) inside rotation.

9. The portable hydrogeological sampling sampler as defined in claim 1 wherein: sleeve axle (10) lateral wall is connected with fixed pipe (29) laminating, fixed pipe (29) are L shape structure, fixed pipe (29) extend to sleeve axle (10) bottom surface and are located spline groove (15) bottom, the round hole that corresponds the setting with fixed pipe (29) is seted up to sleeve axle (10) bottom, fixed pipe (29) are located through-hole (14) inside and extend to sampling tube (1) bottom, fixed pipe (29) and through-hole (14) bottom fixed connection, the quantity of fixed pipe (29) is a plurality of, a plurality of fixed pipe (29) evenly distributed is to between baffle (28), every fixed pipe (29) all correspond each other with honeycomb duct (3).

10. The portable hydrogeological sampling sampler as defined in claim 1 wherein: the drill bit (12) is located the end (7) bottom, drill bit (12) and end (7) bottom all are equipped with the pointed end, be formed with curved interval between drill bit (12) and the inner tube (2).

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