CN210128861U

CN210128861U - Specimen collecting device for hydrogeological test

Info

Publication number: CN210128861U
Application number: CN201920905661.7U
Authority: CN
Inventors: 石宁
Original assignee: Architectural Design Institute Of Qingdao University Of Technology
Current assignee: Architectural Design Institute Of Qingdao University Of Technology
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-03-06
Anticipated expiration: 2029-06-17

Abstract

The utility model discloses a specimen collecting device for hydrogeological testing, including drilling rod and probe, be equipped with collection mechanism between drilling rod and the probe, collection mechanism includes steel cylinder and collection bottle, collection bottle sliding connection is in the inside of steel cylinder, the both ends of steel cylinder all are connected with the connecting plate through screw thread, the utility model relates to a specimen collecting device for hydrogeological testing simple structure, the probe is in the process of submerging and carrying the earth's surface under carrying collection mechanism, the steel cylinder can provide the guard action for collection bottle, during the collection process, groundwater flows into the steel cylinder along the opening, the second kickboard rises in the steel cylinder because of buoyancy, groundwater flows into collection bottle along the water inlet, the first kickboard in collection bottle rises in collection bottle because of buoyancy, until the full collection bottle of groundwater, the sample collection is accomplished promptly to first shrouding support the water inlet, the collection is convenient.

Description

Specimen collecting device for hydrogeological test

Technical Field

The utility model relates to a sample collection system, in particular to sample collection system is used in hydrogeology test belongs to sample collection system technical field.

Background

Hydrogeology, the branch of geology discipline, refers to the phenomenon of various changes and movements of groundwater in nature, tests and researches hydrogeology, researches the distribution and formation rule of groundwater, the physical property and chemical composition of groundwater, groundwater resources and reasonable utilization thereof, and needs to collect groundwater samples. At present, the acquisition mechanism in the sample acquisition device for hydrogeological testing is complex in structure and inconvenient to acquire, and the silt in the exploratory hole can be mixed into the acquisition mechanism to destroy the sample in the process of conveying the earth surface after the acquisition mechanism submerges in the exploratory hole and finishes acquisition.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a specimen acquisition device for hydrogeology test.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a hydrogeology test is with sample collection system, including drilling rod and probe, be equipped with collection mechanism between drilling rod and the probe, collection mechanism includes the steel cylinder and gathers the bottle, gather bottle sliding connection in the inside of steel cylinder, the both ends of steel cylinder all have the connecting plate through screw thread connection.

As a preferred technical scheme of the utility model, the water inlet has been seted up on the top of collection bottle, the inside sliding connection of collection bottle has the first kickboard of annular, a plurality of holes of permeating water have been seted up to the upper surface of first kickboard, the inside wall fixedly connected with and the corresponding first shrouding of water inlet of first kickboard.

As a preferred technical scheme of the utility model, the inside sliding connection of steel cylinder has annular second kickboard, a plurality of holes of permeating water have been seted up to the upper surface of second kickboard, the inside wall fixedly connected with of second kickboard is in the corresponding second shrouding of water inlet, the second kickboard is located the steel cylinder and keeps away from the one end of probe.

As a preferred technical scheme of the utility model, a plurality of openings, a plurality of are seted up to the one end that the probe was kept away from to the steel cylinder the equal fixedly connected with filter screen of open-ended inside wall.

As an optimal technical scheme of the utility model, two a plurality of recesses have all been seted up to one side that the connecting plate is close to mutually, the equal fixedly connected with in both ends of steel cylinder and the corresponding lug of recess, it is a plurality of the lug all is located the inside of recess, two one side that the connecting plate was kept away from mutually respectively with drilling rod and probe fixed connection.

As a preferred technical scheme of the utility model, the spacing groove has been seted up on the inside wall of steel cylinder, the lateral wall fixedly connected with and the corresponding slider of spacing groove of collection bottle, slider sliding connection is in the inside of spacing groove.

The utility model discloses the beneficial effect who reaches is: the utility model relates to a specimen collecting device for hydrogeological testing simple structure, the probe is in the process of carrying collection mechanism dive and carrying the earth's surface, the steel cylinder can provide the guard action for the collection bottle, in the collection process, groundwater flows into the steel cylinder along the opening, the second kickboard rises in the steel cylinder because of buoyancy, groundwater flows into the collection bottle along the water inlet, the first kickboard in the collection bottle rises in the collection bottle because of buoyancy until groundwater fills up the collection bottle, the first shrouding supports the water inlet and namely the specimen collection is accomplished, the collection is convenient, in the process of carrying the earth's surface, the collection mechanism rises along the exploratory hole, unnecessary groundwater in the steel cylinder flows out along the opening, the second kickboard descends because of buoyancy, until after unnecessary groundwater discharges, the second shrouding supports the water inlet, the silt that the granule is big in the exploratory hole is blocked outside the collection mechanism by the filter screen grid, the silt with small particles is blocked by the second floating plate, and cannot be mixed into the collection bottle from the water inlet to damage the sample.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic front view of a steel cylinder according to the present invention;

FIG. 3 is a front view of a first floating plate according to the present invention;

fig. 4 is a front view of a second floating plate according to the present invention.

In the figure: 1. a drill stem; 2. a probe; 3. a collection mechanism; 4. a steel cylinder; 41. a second floating plate; 42. a second seal plate; 43. an opening; 44. a filter screen; 45. a bump; 46. a limiting groove; 5. collecting a bottle; 51. a water inlet; 52. a first floating plate; 53. a first seal plate; 54. a slider; 6. a connecting plate; 61. a groove; 7. and (4) screws.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in fig. 1-4, the utility model provides a specimen collection system for hydrogeological test, including drilling rod 1 and probe 2, be equipped with collection mechanism 3 between drilling rod 1 and the probe 2, drilling rod 1 and probe 2 can carry collection mechanism 3 to dive and gather the sample of accomplishing to the earth's surface transportation in the probe hole that has bored, collection mechanism 3 includes steel cylinder 4 and collection bottle 5, collection bottle 5 sliding connection is in the inside of steel cylinder 4, steel cylinder 4 can protect collection bottle 5 not damaged in the probe hole, the both ends of steel cylinder 4 all have connecting plate 6 through screw 7 threaded connection.

Water inlet 51 has been seted up on the top of gathering bottle 5, and the inside sliding connection of gathering bottle 5 has annular first kickboard 52, and a plurality of holes of permeating water have been seted up to the upper surface of first kickboard 52, and first kickboard 52's inside wall fixedly connected with and the corresponding first shrouding 53 of water inlet 51, groundwater fill gather bottle 5 back first kickboard 52 receive buoyancy to float, make first shrouding 53 support water inlet 51.

Inside sliding connection of steel cylinder 4 has annular second kickboard 41, a plurality of holes of permeating water have been seted up to the upper surface of second kickboard 41, the inside wall fixedly connected with of second kickboard 41 is in the corresponding second shrouding 42 of water inlet 51, second kickboard 41 is located steel cylinder 4 and keeps away from the one end of probe 2, second kickboard 41 receives buoyancy to rise in steel cylinder 4 and makes groundwater can pour into in the collection bottle 5 of below during the collection, after the collection is finished, support the water inlet 51 at the in-process shrouding to the transportation of earth's surface and make the less silt of granule can not sneak into in the sample of gathering the completion.

Inside a plurality of openings 43 that probe 2's one end was seted up was kept away from to steel cylinder 4 was convenient for groundwater to pour into steel cylinder 4, the filter screen 44 of the equal fixed connection of the inside wall of a plurality of openings 43 made the great silt of granule can not sneak into in the sample of collection.

A plurality of recesses 61 have all been seted up to one side that two connecting plates 6 are close to mutually, and the equal fixedly connected with in both ends of steel cylinder 4 and the corresponding lug 45 of recess 61, a plurality of lugs 45 all are located the inside of recess 61, prevent that drilling rod 1 torsion is too big to make connecting plate 6 and drilling rod 1 and probe 2's junction fracture, one side that two connecting plates 6 kept away from mutually respectively with drilling rod 1 and probe 2 fixed connection.

The limiting groove 46 is formed in the inner side wall of the steel cylinder 4, the outer side wall of the collecting bottle 5 is fixedly connected with a sliding block 54 corresponding to the limiting groove 46, and the sliding block 54 is connected inside the limiting groove 46 in a sliding mode, so that the collecting bottle 5 cannot rotate and shake in the steel cylinder 4.

Specifically, when the utility model is used, the probe 2 and the drill rod 1 carry the collecting mechanism 3 to dive along the exploratory hole, the steel cylinder 4 can protect the inner collecting bottle 5 from being extruded by external silt, the filter screen 44 on the steel cylinder 4 can block the silt with larger particles, when the collecting mechanism 3 is submerged into the underground water flow, the underground water enters the inside of the steel cylinder 4 along the opening 43, the second floating plate 41 moves upwards due to the action of the buoyancy, the underground water is poured into the collecting bottle 5 along the water inlet 51, the first floating plate 52 floats upwards due to the action of the buoyancy, when the collecting bottle 5 is filled with groundwater, the first sealing plate 53 is pressed against the water inlet 51, the collection of the sample is completed, the collection is convenient, the probe 1 and the drill rod 2 carry the collecting mechanism 3 to move to the ground surface, the excessive groundwater in the steel cylinder 4 flows out along the opening 43, the second floating plate 41 moves downwards, and the second sealing plate 42 abuts against the water inlet 51, so that sediment with small particles cannot be mixed into the collection bottle 5 to destroy the sample.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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

1. The utility model provides a hydrogeological test is with sample collection system, its characterized in that, includes drilling rod (1) and probe (2), be equipped with collection mechanism (3) between drilling rod (1) and probe (2), collection mechanism (3) include steel cylinder (4) and collection bottle (5), collection bottle (5) sliding connection is in the inside of steel cylinder (4), the both ends of steel cylinder (4) all have connecting plate (6) through screw (7) threaded connection.

2. The specimen collecting device for hydrogeological testing according to claim 1, wherein a water inlet (51) is formed at the top end of the collecting bottle (5), an annular first floating plate (52) is slidably connected inside the collecting bottle (5), a plurality of water permeable holes are formed in the upper surface of the first floating plate (52), and a first sealing plate (53) corresponding to the water inlet (51) is fixedly connected to the inner side wall of the first floating plate (52).

3. The specimen collecting device for hydrogeological testing according to claim 1, wherein an annular second floating plate (41) is slidably connected inside the steel cylinder (4), a plurality of water permeable holes are formed in the upper surface of the second floating plate (41), a second sealing plate (42) corresponding to the water inlet (51) is fixedly connected to the inner side wall of the second floating plate (41), and the second floating plate (41) is located at one end of the steel cylinder (4) far away from the probe (2).

4. The specimen collecting device for the hydrogeological testing according to claim 1, wherein one end of the steel cylinder (4) far away from the probe (2) is provided with a plurality of openings (43), and the inner side walls of the plurality of openings (43) are fixedly connected with a filter screen (44).

5. The specimen collecting device for the hydrogeological testing according to claim 1, wherein a plurality of grooves (61) are formed in the side, close to each other, of each of the two connecting plates (6), the two ends of the steel cylinder (4) are fixedly connected with bumps (45) corresponding to the grooves (61), the bumps (45) are located inside the grooves (61), and the side, far away from each of the two connecting plates (6), is fixedly connected with the drill rod (1) and the probe (2) respectively.

6. The specimen collecting device for the hydrogeological test according to claim 1, wherein a limiting groove (46) is formed in the inner side wall of the steel cylinder (4), a sliding block (54) corresponding to the limiting groove (46) is fixedly connected to the outer side wall of the collecting bottle (5), and the sliding block (54) is slidably connected to the inside of the limiting groove (46).