CN213336930U

CN213336930U - Groundwater sampling device for hydrogeology

Info

Publication number: CN213336930U
Application number: CN202022206153.5U
Authority: CN
Inventors: 李如山; 高超
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-06-01
Anticipated expiration: 2030-09-30

Abstract

The utility model provides a hydrogeology underground water sampling device, which belongs to the technical field of water quality sampling, and aims to solve the problems that the existing device is expensive and laborious to carry, is greatly influenced by the environment, is difficult to continue to detect due to blockage, and even causes the damage of a detection instrument; meanwhile, the pipeline and the water pumping device are easily damaged due to high sand hardness, and the service life of the sampling device is influenced. The sampling probe rod is externally and fixedly connected with a group of probe rod protecting shells; a group of sampling connecting rods are connected to the outer part of the sampling probe rod in a vertical sliding manner; a group of synchronous rings is rotatably connected outside the sampling connecting rod; and a group of water collecting pipes are fixedly connected inside the sampling connecting rod. Through the efficiency of the environmental restriction sampling detection that reduces the detection at the sampling probe rod, the scope of once sampling is wider, filters the silt in the groundwater simultaneously, increases sampling device's practical life.

Description

Groundwater sampling device for hydrogeology

Technical Field

The utility model belongs to the technical field of the water sampling, more specifically say, in particular to groundwater sampling device for hydrogeology.

Background

The underground water is water in a saturated aquifer below the underground water surface, is taken as an important water body on the earth and has close relation with human society, and can be divided into three categories of upper-layer stagnant water, diving and confined water according to different underground burying conditions, so that reasonable development, utilization rate improvement and underground water quality optimization become more important for green sustainable development of ecological economy in China, and scientific monitoring and chemical analysis of the underground water are an important basis essential for realizing targets.

Based on the above, in the existing sampling device, more devices need to be carried about, the carrying is labor-consuming in price ratio and greatly influenced by the environment, and the detection is difficult to continue when the larger sand stone blocks in the underground water layer, even the detection instrument is damaged; meanwhile, sand is sucked due to the fact that suction force is large in underground water for direct sampling, the hardness of the sand is high, and pipelines and a water pumping device are prone to being damaged, and the service life of the sampling device is affected.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a hydrogeology underground water sampling device is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a hydrogeology underground water sampling device, in order to solve the existing sampling device, need carry on the carried equipment more, it is hard to carry than the price, and is influenced by the environment a lot, meet great grit in the underground water you layer and block and be difficult to continue to detect, even cause the detecting instrument to damage; meanwhile, sandstone is sucked due to the large suction force in the groundwater for direct sampling, and the pipeline and the water pumping device are easily damaged due to the high hardness of the sandstone, so that the service life of the sampling device is influenced.

The utility model relates to a hydrogeology uses groundwater sampling device's purpose and efficiency is reached by following specific technological means:

a hydrogeology underground water sampling device comprises a sampling probe rod; the bottom of the sampling probe rod is fixedly connected with a group of probe rod drill bits; a group of probe rod protecting shells are fixedly connected to the outer part of the sampling probe rod; the sampling probe rod is externally and vertically connected with a group of sampling connecting rods in a sliding manner, the bottom of each sampling connecting rod is fixedly connected with a group of thread synchronous grooves, threads are arranged in the thread synchronous grooves and correspond to threads arranged on the outer side of the middle part of the sampling probe rod, and the thread synchronous grooves and the sampling probe rod form a thread meshing transmission mechanism; the sampling connecting rod is rotatably connected with a group of synchronizing rings, four groups of sampling display arms are arranged on the circumferential array at the bottom of each synchronizing ring, and a group of soft water suction pipes are fixedly connected to the tops of the inner sides of the sampling display arms; the inside fixedly connected with a set of collector pipe of sampling connecting rod, the collector pipe link up with the pipe that absorbs water and fixed connection.

Furthermore, the sampling probe rod is a connecting pipe with a hollow structure inside, the bottom of the sampling probe rod is fixedly connected with a group of probe rod drill bits, the top of the sampling probe rod is fixedly connected with a group of hexagonal transmission rod caps, and the transmission rod caps are in butt joint with the driving device.

Further, sampling connecting rod sliding connection is outside at the sampling probe rod, and sampling connecting rod top fixedly connected with a set of sampling arm knob, and sampling connecting rod bottom is provided with the screw thread synchronization groove of a set of indent, and screw thread synchronization inslot side is provided with the screw thread and is connected with the meshing of sampling probe rod.

Furthermore, the circumference array of probe rod protective shell bottom has four groups of sampling arm notch, and the synchronizer ring rotates to be connected in the screw thread synchronization groove, and synchronizer ring bottom hinged joint has the sampling exhibition arm of four groups of circumference arrays, and the sampling exhibition arm corresponds with sampling arm notch.

Further, the inside circumference array in sampling probe rod bottom has four groups to absorb water the pipe notch, absorbs water the pipe notch and corresponds respectively with four groups sampling exhibition arms, is provided with the filtration silver in the sampling exhibition arm cavity, and every group sampling exhibition arm tip all is provided with the sampling suction inlet, and every group sampling exhibition arm top inboard fixedly connected with one set of pipe that absorbs water separately absorbs water, and the pipe that absorbs water cup joints in corresponding the pipe notch that absorbs water.

Further, collector pipe fixed connection is in the cavity of sampling probe rod, collector pipe bottom and suction pipe fixed connection, and collector pipe top export hinged joint has a set of check valve that upwards opens, and collector pipe top sliding connection has a set of water pump body that absorbs water, and water pump body bottom is provided with a set of spring and collector pipe top elastic connection, and hinged joint has another set of check valve that upwards opens on the gasket of water pump body bottom.

Compared with the prior art, the utility model discloses following beneficial effect has:

the embedded structure is simpler in inheritance structure and more convenient to carry, and the probe rod drill bit arranged on the sampling probe rod can be suitable for more different scenes, so that the environmental limitation of detection is reduced, and the efficiency of underground water sampling detection is improved; through setting up the sampling scope when sampling exhibition arm increases the underground, the scope of once sampling is wider, filters the silt of groundwater through the filter pulp in the sampling exhibition arm simultaneously, protects pipeline and the pumping device on upper portion, increases sampling device's practical life.

Drawings

Fig. 1 is a schematic diagram of a main body cutoff shaft side structure of the present invention.

Fig. 2 is a schematic diagram of a main body cut-off axis side section structure of the present invention.

Fig. 3 is a schematic view of the main body shaft side disassembly structure of the present invention.

Fig. 4 is a schematic diagram of the shaft side structure of the sampling probe rod and the sampling connecting rod of the present invention.

Fig. 5 is a schematic diagram of the structure of the synchronizer ring on the shaft side of the present invention.

Fig. 6 is a schematic front sectional view of the synchronizer ring according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. sampling a probe rod; 101. a probe drill bit; 102. a notch of the water suction pipe; 103. a drive rod cap; 2. a probe rod protecting shell; 201. a sampling arm notch; 3. sampling a connecting rod; 301. a sampling arm knob; 302. a thread synchronization groove; 4. a synchronizer ring; 401. sampling a display arm; 402. a sampling suction port; 403. a suction pipe; 5. a water collection pipe; 502. A one-way valve; 501. a water suction pump body.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 6:

the utility model provides a hydrogeology underground water sampling device, which comprises a sampling probe rod 1; the bottom of the sampling probe rod 1 is fixedly connected with a group of probe rod drill bits 101; a group of probe rod protecting shells 2 are fixedly connected to the outer part of the sampling probe rod 1; a group of sampling connecting rods 3 are slidably connected to the outer part of the sampling probe rod 1 up and down, a group of thread synchronous grooves 302 are fixedly connected to the bottoms of the sampling connecting rods 3, threads are arranged in the thread synchronous grooves 302 and correspond to threads arranged on the outer side of the middle part of the sampling probe rod 1, and the thread synchronous grooves 302 and the sampling probe rod 1 form a thread meshing transmission mechanism; a group of synchronizing rings 4 are rotatably connected to the outer part of the sampling connecting rod 3, four groups of sampling exhibition arms 401 are arranged on the circumference of the bottom of each synchronizing ring 4 in an array mode, and a group of soft water suction pipes 403 are fixedly connected to the tops of the inner sides of the sampling exhibition arms 401; a group of water collecting pipes 5 are fixedly connected inside the sampling connecting rod 3, and the water collecting pipes 5 are communicated and fixedly connected with the water suction pipe 403.

Wherein, sampling probe rod 1 is the inside connecting pipe that is hollow structure, 1 bottom fixedly connected with of sampling probe rod a set of probe rod drill bit 101, the drive rod cap 103 of a set of hexagon of 1 top fixedly connected with of sampling probe rod, drive rod cap 103 and drive arrangement butt joint, when using, operating personnel is through the drive arrangement and the drive rod cap 103 butt joint such as with motors, probe rod drill bit 101 synchronous rotation of 1 bottom of sampling probe rod is driven through rotating drive rod cap 103, rotate through probe rod drill bit 101 and carry out the breakage to the peripheral rubble of groundwater, make things convenient for sampling probe rod 1 to insert in the bottom that is rich in groundwater.

Wherein, 3 sliding connection of sampling connecting rod are outside at

sampling probe rod

1, 3 top fixedly connected with of sampling connecting rod a set of

sampling arm knob

301, 3 bottoms of sampling connecting rod are provided with the screw thread synchronization groove 302 of a set of indent, screw thread synchronization groove 302 inboard is provided with the screw thread and is connected with the meshing of sampling probe rod 1, when using, bring sampling device to the groundwater layer through sampling probe rod 1, rotate sampling arm knob 301 through operating personnel, make sampling connecting rod 3 drive fixed connection's screw thread synchronization groove 302 synchronous rotation, screw thread synchronization groove 302 passes through the meshing rotation of screw thread transmission coupling mechanism on sampling probe rod 1, make screw thread synchronization groove 302 drive sampling connecting rod 3 synchronous up-and-down slip through rotating sampling arm knob 301.

Wherein, the circumference array at the bottom of the probe rod protective shell 2 is provided with four groups of sampling arm notches 201, the synchronous ring 4 is rotationally connected in the thread synchronous groove 302, the bottom of the synchronous ring 4 is hinged with four groups of sampling arm openings 401 of the circumference array, the sampling arm openings 401 correspond to the sampling arm notches 201, when in use, as the sampling arm openings 401 are clamped in the sampling arm notches 201, the synchronous ring 4 can not rotate when the thread synchronous groove 302 rotates, the thread synchronous groove 302 rotates in the synchronous ring 4, the thread synchronous groove 302 moves up and down to drive the synchronous ring 4 to move up and down synchronously, when the synchronous ring 4 moves down, the sampling arm openings 401 at the bottom of the synchronous ring 4 are pushed to the circular arc at the top of the sampling probe rod 1, the sampling arm openings 401 extend outwards along the circular arc, the synchronous ring 4 continues to move down to enable the sampling arm openings 401 to be inserted into the underground water layer, when the synchronous ring 4 moves up, the sampling arm openings 401 are clamped with the sampling arm notches, the sampling handle 401 is retracted into the sampling probe 1 against the sampling arm notch 201.

Wherein, the internal circumference array of the bottom of the sampling probe rod 1 is provided with four groups of water suction pipe notches 102, the water suction pipe notches 102 correspond to four groups of sampling exhibition arms 401 respectively, a filtering cotton sliver is arranged in a cavity of the sampling exhibition arm 401, the end part of each group of sampling exhibition arms 401 is provided with a sampling suction port 402, the inner side of the top of each group of sampling exhibition arms 401 is fixedly connected with a group of water suction pipes 403 respectively, the water suction pipes 403 are sleeved in the corresponding water suction pipe notches 102, when in use, the water suction pipes 403 at the inner sides of the sampling exhibition arms 401 penetrate through the water suction pipe notches 102 to the sampling probe rod 1, when the sampling exhibition arms 401 are extended, the water suction pipes 403 slide up and down in the water suction pipe notches 102, the sampling exhibition arms 401 are adopted to increase the collection range of the collected water samples, the accuracy and the reliability of the inspection results of the sampled water are improved, the water in the underground water layer is absorbed into the, protecting the upper pipeline and the water pumping device, and collecting the water filtered in the sampling exhibition arm 401 into the sampling probe rod 1 through the water suction pipe 403.

Wherein, the water collecting pipe 5 is fixedly connected in the cavity of the sampling probe 1, the bottom of the water collecting pipe 5 is fixedly connected with the water suction pipe 403, the outlet at the top of the water collecting pipe 5 is hinged with a group of check valves 502 which are opened upwards, the top of the water collecting pipe 5 is slidably connected with a group of water suction pump body 501, the bottom of the water suction pump body 501 is provided with a group of springs which are elastically connected with the top of the water collecting pipe 5, the gasket at the bottom of the water suction pump body 501 is hinged with another group of check valves 502 which are opened upwards, when in use, an operator presses the water suction pump body 501 to compress the springs, so that the check valves 502 on the water suction pump body 501 are opened, the water suction pump body 501 rebounds upwards under the influence of the springs after the hand is loosened, negative pressure is formed between the water suction pump body 501 and the water collecting pipe 5, the water in the water suction pipe 403 is sucked upwards through the negative pressure formed in the water collecting pipe 5, the underground water collection is realized.

The specific use mode and function of the embodiment are as follows:

an operator butt joints a driving device such as a motor with a transmission rod cap 103, crushes gravels around underground water by rotating a probe rod drill bit 101, inserts a sampling probe rod 1 into a bottom layer rich in underground water, utilizes a thread synchronous groove 302 to engage and rotate on the sampling probe rod 1 through a thread transmission connecting mechanism, rotates a sampling arm knob 301 through the operator to enable the thread synchronous groove 302 to drive a sampling connecting rod 3 to synchronously slide up and down, the thread synchronous groove 302 moves up and down to drive a synchronous ring 4 to synchronously move up and down, when the synchronous ring 4 moves down, a sampling exhibition arm 401 at the bottom of the synchronous ring 4 is jacked to an arc at the top of the sampling probe rod 1, the sampling exhibition arm 401 extends outwards along the arc to increase the collection range of collected water samples, the accuracy and the reliability of the detection result of the sampled water are improved, water in an underground water layer is sampled and absorbed into a cavity of the exhibition arm 401 through a sampling suction port 402, sediment in the groundwater is filtered through the filtration silver in the sampling exhibition arm 401, press the suction pump body 501 compression spring through operating personnel, make the check valve 502 on the suction pump body 501 open, the suction pump body 501 upwards kick-backs by the spring influence after the release of the hand, form the negative pressure between the suction pump body 501 and the collector pipe 5, utilize the water of negative pressure in with the suction pipe 403 upwards to attract, suck groundwater from the suction pipe 403 through the operation of pressing the suction pump body 501 many times, realize the collection of groundwater, when synchronizer ring 4 upwards moves, sampling exhibition arm 401 and sampling arm notch 201 joint, through counter-rotating sampling arm knob 301, make sampling exhibition arm 401 push up sampling arm notch 201 and withdraw into in the sampling probe rod 1.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a hydrogeology uses groundwater sampling device which characterized in that: the underground water sampling device for hydrogeology comprises a sampling probe rod (1); the bottom of the sampling probe rod (1) is fixedly connected with a group of probe rod drill bits (101); a group of probe rod protecting shells (2) are fixedly connected to the outer part of the sampling probe rod (1); the sampling probe rod (1) is externally and vertically connected with a group of sampling connecting rods (3) in a sliding manner, the bottom of each sampling connecting rod (3) is fixedly connected with a group of thread synchronous grooves (302), threads are arranged in the thread synchronous grooves (302) and correspond to threads arranged on the outer side of the middle part of the sampling probe rod (1), and the thread synchronous grooves (302) and the sampling probe rod (1) form a thread meshing transmission mechanism; the sampling connecting rod (3) is connected with a group of synchronizing rings (4) in a rotating mode, four groups of sampling spreading arms (401) are arranged on the circumference of the bottom of each synchronizing ring (4) in an array mode, and a group of soft water suction pipes (403) are fixedly connected to the tops of the inner sides of the sampling spreading arms (401); the sampling connecting rod (3) is internally and fixedly connected with a group of water collecting pipes (5), and the water collecting pipes (5) are communicated and fixedly connected with the water suction pipe (403).

2. A hydrogeology underground water sampling device as defined in claim 1, characterized in that: the sampling probe rod (1) is a connecting pipe with a hollow structure inside, the bottom of the sampling probe rod (1) is fixedly connected with a group of probe rod drill bits (101), the top of the sampling probe rod (1) is fixedly connected with a group of hexagonal transmission rod caps (103), and the transmission rod caps (103) are in butt joint with a driving device.

3. A hydrogeology underground water sampling device as defined in claim 1, characterized in that: sampling connecting rod (3) sliding connection is outside at sampling probe rod (1), and sampling connecting rod (3) top fixedly connected with a set of sampling arm knob (301), and sampling connecting rod (3) bottom is provided with screw thread synchronization groove (302) of a set of indent, and screw thread synchronization groove (302) inboard is provided with the screw thread and is connected with sampling probe rod (1) meshing.

4. A hydrogeology underground water sampling device as defined in claim 1, characterized in that: the sampling arm comprises a probe rod protective shell (2), a synchronizing ring (4), sampling arms (401) and sampling arm notches (201), wherein the four sampling arm notches (201) are arranged on the circumference array of the bottom of the probe rod protective shell (2), the synchronizing ring (4) is rotatably connected in a threaded synchronizing groove (302), the four circumference arrays are hinged to the bottom of the synchronizing ring (4), and the sampling arms (401) correspond to the sampling arm notches (201).

5. A hydrogeology underground water sampling device as defined in claim 1, characterized in that: the sampling probe rod (1) bottom inside circumference array has four groups water absorption pipe notch (102), and water absorption pipe notch (102) correspond respectively with four groups sampling exhibition arm (401), is provided with the filtration silver in sampling exhibition arm (401) cavity, and every group sampling exhibition arm (401) tip all is provided with sampling suction inlet (402), and every group sampling exhibition arm (401) top inboard fixedly connected with one set of water absorption pipe (403) separately, and water absorption pipe (403) cup joint is in corresponding water absorption pipe notch (102).

6. A hydrogeology underground water sampling device as defined in claim 1, characterized in that: collector pipe (5) fixed connection is in the cavity of sampling probe rod (1), collector pipe (5) bottom and suction pipe (403) fixed connection, and collector pipe (5) top export hinged joint has a set of check valve (502) that upwards open, and collector pipe (5) top sliding connection has a set of suction pump body (501), and suction pump body (501) bottom is provided with a set of spring and collector pipe (5) top elastic connection, and hinged joint has another set of check valve (502) that upwards open on suction pump body (501) bottom gasket.