CN220751701U

CN220751701U - Portable groundwater sampler

Info

Publication number: CN220751701U
Application number: CN202322402513.2U
Authority: CN
Inventors: 王荆; 杨洋; 孙瑞东; 王辉; 方俊; 李冠杰; 吕保生; 江生金; 范嘉懿; 郭深深; 王志久
Original assignee: Henan Water Diversion Engineering Co ltd; Zhengzhou University; Yellow River Institute of Hydraulic Research
Current assignee: Henan Water Diversion Engineering Co ltd; Zhengzhou University; Yellow River Institute of Hydraulic Research
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-04-09
Anticipated expiration: 2033-09-05

Abstract

The utility model belongs to the technical field of water quality detection, and particularly relates to a portable underground water sampler which comprises a sampling bottle, wherein the sampling bottle comprises a bottle body, a sealing head and a connecting part, a counterweight cone is connected below the bottle body in a threaded manner, a connecting shaft is arranged above the counterweight cone, a telescopic rod is arranged at the upper end of the connecting shaft, a transverse scraping plate is fixedly arranged on the outer side of the telescopic rod, a spring is arranged between the telescopic rod and the transverse scraping plate, a vertical scraping plate is rotatably arranged on the inner side of the sampling bottle, a T-shaped groove is formed in one side of the vertical scraping plate, a T-shaped bulge is fixedly arranged at one end of the transverse scraping plate, and the T-shaped bulge is vertically arranged in the T-shaped groove in a sliding manner. According to the utility model, the vertical scraping plate and the transverse scraping plate are matched, so that when the sampling bottle is taken down from the counterweight cone, the inside of the sampling bottle can be cleaned automatically, the residual water quality sample is scraped, the structure is simple, and the operation is convenient.

Description

Portable groundwater sampler

Technical Field

The utility model belongs to the technical field of water quality detection, and particularly relates to a portable underground water sampler.

Background

When the pollution condition of the water area is investigated, comprehensive analysis and judgment are needed to obtain a representative water sample. Such as a place where wastewater is sufficiently mixed before and after inflow, a water use place, an outflow place, etc., it is important to obtain a water sample of a representative river efficiently and accurately.

The existing water quality sampling is divided into two types, namely an artificial water quality sampler and an automatic water quality sampler. The artificial water quality sampler has the defects that the material requirement is high, the composition of a water sample is not influenced, the sampling device is not easy to wash, and the residual existing in the previous sample is easy to influence the subsequent detection result; the automatic water quality sampler has the defect that the automatic water quality sampler is only suitable for a bucket type sampler in proportion to the flow, is an intelligent multifunctional suction type water sample bottle-separating and sampling device, is suitable for rivers, lakes and the like with larger flow, and cannot meet the requirement of sampling in some ponds, ditches or field wells.

Disclosure of Invention

The utility model provides a portable underground water sampler, which aims to solve the problems that the existing automatic water sampler has higher requirement on the flow of a sampling point and the material requirement of an artificial water sampler is higher, and the prior sample is easy to influence the subsequent sampling result due to inconvenient washing.

In order to achieve the above object, the technical scheme of the present utility model is as follows:

the utility model provides a portable groundwater sampler, includes the sample bottle, link up from top to bottom, just the sample bottle includes body, head and connecting portion, connecting portion are fixed to be set up in the head top, and its outside threaded connection has the bottle lid, the body is fixed to be set up in the head downside, and its below sets up the counter weight awl, counter weight awl top sets up the sleeve, sleeve and body outside threaded connection open the bottle lid and guarantee that sample process water flows into the sample bottle from connecting portion, cover the bottle lid and avoid quality of water sample to run off, through setting up the sleeve and can be convenient to carry out the dismouting to the sample bottle.

The utility model discloses a water quality sampling device, including counter weight awl, connecting axle, spring, horizontal scraper blade, spring outer end, connecting axle upper end is stretched into the sample bottle in counter weight awl middle part top fixed setting, the connecting axle upper end is rotated and is set up the telescopic link, the spring is established to the telescopic link outside cover, the telescopic link outside is fixed to set up horizontal scraper blade, horizontal scraper blade is arc and lateral surface subsides inboard at the sample bottle, spring outer end and the inboard fixed connection of horizontal scraper blade scrape out residual water quality sample in the sample bottle through horizontal scraper blade.

The inside of body and head sets up vertical scraper blade, vertical scraper blade and body sliding connection, T-shaped groove is seted up to vertical scraper blade one side, horizontal scraper blade one end is fixed to be set up the T shape arch, the T shape is protruding to slide from top to bottom to be set up in the T-shaped inslot, collects the inside residual quality of water sample of sample bottle at horizontal scraper blade downside through vertical scraper blade.

The transverse scraping plate is of an arc-shaped structure made of elastic materials, and the transverse scraping plate is guaranteed to be tightly attached to the inner wall of the sampling bottle.

The cross section of the transverse scraping plate is triangular, and the inclined plane of the transverse scraping plate faces upwards, so that the water quality sample cannot be remained on the upper side of the transverse scraping plate.

T-shaped grooves are formed in the bottom of the bottle body, annular blocks are arranged in the T-shaped grooves and fixedly connected with the vertical scraping plates, and the vertical scraping plates are connected with the bottle body in a rotating mode through the annular blocks.

The height of the connecting shaft is equal to the sum of the height of the bottle body and the height of the seal head, so that the residual water quality sample in the sampling bottle is ensured to be cleaned by the transverse scraping plate.

Preferably, the filament cable is wound on the outer side of the upper end of the sealing head, and the other end of the filament cable is wound on the portable integrated reel.

Through the technical scheme, the utility model has the beneficial effects that:

1. according to the utility model, the counterweight cone is arranged, so that the collection of the water quality sample after the sampling bottle is filled with water is ensured.

2. According to the utility model, the vertical scraping plate is arranged on the inner side of the sampling bottle, and when the sampling bottle is taken down from the counterweight cone, the vertical scraping plate scrapes the residual water quality sample on the inner wall of the sampling bottle, so that the residual water quality sample is collected below the transverse scraping plate.

3. According to the utility model, the transverse scraping plate is arranged at the upper end of the connecting shaft above the counterweight cone, so that when the sampling bottle is taken down from the counterweight cone, the water quality sample collected by the vertical scraping plate is scraped out of the sampling bottle by the transverse scraping plate.

4. The sampling bottle is detachably connected with the counterweight cone, so that the sampling bottle is convenient to clean or replace.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic structural view of a sampling bottle according to the present utility model.

FIG. 3 is a schematic diagram of a sample bottle according to the present utility model.

Fig. 4 is a schematic diagram of a sample bottle according to the present utility model.

Fig. 5 is an enlarged view of the utility model at a in fig. 3.

Fig. 6 is an enlarged view of the present utility model at B in fig. 4.

Fig. 7 is a schematic structural view of the transverse scraper and the bottle body of the present utility model.

The reference numerals in the drawings are: the portable integrated scroll machine comprises a portable integrated scroll machine body 1, a bottle body 2, a seal head 3, a connecting part 4, a thin wire cable 5, a bottle cover 6, a counterweight cone 7, a sleeve 8, a vertical scraping plate 9, a connecting shaft 10, a telescopic rod 11, a spring 12, a transverse scraping plate 13, a T-shaped groove 14, a T-shaped bulge 15 and an annular block 16.

Detailed Description

The utility model is further described with reference to the drawings and detailed description which follow:

as shown in fig. 1 to 7, the embodiment provides a portable groundwater sampler, including the sampling bottle, the sampling bottle link up from top to bottom, just the sampling bottle includes body 2, head 3 and connecting portion 4, connecting portion 4 is fixed to be set up in head 3 top, and its outside threaded connection has bottle lid 6, during the sample, open bottle lid 6, rivers get into the sampling bottle through connecting portion, accomplish the sample, screw up bottle lid 6, remove the sampling bottle near the quality of water sample preservation container, open bottle lid 6, pour quality of water sample into quality of water sample preservation container in store, body 2 is fixed to be set up in head 3 downside, and its below sets up counter weight awl 7, makes the sampling bottle be the narrow mouth bottle through the setting of head 3, reduce the impurity that gets into in the sampling bottle in the sampling process, guarantee through counter weight awl 7 in the sampling process, the bottleneck on connecting portion 4 is up all the time, guarantee the collection to quality of water sample.

The utility model discloses a portable integrated scroll machine, including head 3, filament cable 5 is wound in the head 3 upper end outside, filament cable 5 other end winds on portable integrated scroll machine 1, when taking a sample groundwater such as well, ditch, places portable integrated scroll machine 1 on ground fixedly, rotates the spool of portable integrated scroll machine 1, sends into the water source with the sample bottle through filament cable 5.

The utility model discloses a water quality sampling device, including counter weight awl 7, sleeve 8 and body 2 outside threaded connection, after pouring out the water quality sample of taking out the sample bottle and storing, rotate the sample bottle and take off it from counter weight awl 7, counter weight awl 7 middle part top is fixed to set up connecting axle 10, connecting axle 10 upper end stretches into the sample bottle, connecting axle 10 highly equals the sum of body 2 and head 3 height, connecting axle 10 upper end rotates and sets up telescopic link 11, the spring 12 is established to telescopic end outside cover of telescopic link 11, telescopic link 11 outside is fixed to set up horizontal scraper 13, horizontal scraper 13 is the arc structure that elastic material made, horizontal scraper 13 is arc and lateral surface subsides inboard at the sample bottle, spring 12 outer end and horizontal scraper 13 inboard fixed connection take off the sample bottle in-process, body 2 upwards moves along with rotating, and horizontal scraper 13 scrapes the residual water quality sample on the sample bottle inner wall, and scrapes out the sample bottle under the elasticity effect of spring 12 relative upper and lower moving the in-down process, wherein the telescopic link is guaranteed to scrape the horizontal scraper 11 and is to the end of the sample bottle, wherein the end is left to the sample bottle.

The inside of body 2 and head 3 sets up vertical scraper blade 9, and vertical scraper blade 9 scrapes and sweeps the collection to remaining quality of water sample on the sample bottle inner wall, vertical scraper blade 9 and body 2 sliding connection, T-shaped groove is seted up to body 2 bottom, be provided with annular piece 16 in the T type inslot, annular piece 16 and vertical scraper blade 9 fixed connection, and then the sample bottle rotates the in-process, annular piece 16 carries vertical scraper blade 9 and rotates relatively with the sample bottle, T-shaped groove 14 is seted up to vertical scraper blade 9 one side, horizontal scraper blade 13 one end is fixed to set up T shape arch 15, T shape arch 15 slides from top to bottom and sets up in T-shaped groove 14 for through T-shaped groove 14 and the cooperation of T shape arch 15, horizontal scraper blade 13 can only slide from top to bottom with vertical scraper blade 9.

The cross section of the transverse scraping plate 13 is triangular, the inclined plane of the transverse scraping plate 13 is upward, so that water flow is guaranteed not to stay at the upper end of the transverse scraping plate 13 after entering a sampling bottle during sampling, and subsequent residual cleaning is avoided.

When the portable integrated scroll machine 1 is used, a worker places the portable integrated scroll machine 1 on the ground near an underground water source to be sampled, a bottle cap 6 of the sampling bottle is taken off from the connecting part 4, then the sampling bottle is conveyed into the underground water source through the portable integrated scroll machine 1, under the action of the counterweight cone 7, the bottle mouth of the sampling bottle always keeps upward and continuously moves downwards in water, when the sampling bottle is immersed in water, water flow enters the sampling bottle through the bottle mouth on the connecting part 4 of the sampling bottle, when the sampling bottle is filled with water, the sampling bottle is pulled out of the underground water source through the portable integrated scroll machine 1 and returns to the ground, after the bottle cap 6 and the connecting part 4 are screwed up by the worker, the sampling bottle is moved near a water quality sample storage container, the bottle cap 6 is opened, and a water quality sample in the bottle cap is poured into the water quality sample storage container, so that primary sampling is completed.

Then rotate counter weight awl 7 and sample bottle, because the body 2 of sample bottle and sleeve 8 threaded connection on the counter weight awl 7, sample bottle breaks away from with the counter weight awl, in this process, along with the rotation of counter weight awl 7, connecting axle 10 carries transverse scraper 13 rotation, and then under T shape arch 15 and T shape groove 14 effect, transverse scraper 13 carries vertical scraper 9 rotation, vertical scraper 9 carries annular piece 16 to do relative rotation with the body, vertical scraper 9 scrapes the residual quality of water sample on the inner wall of sample bottle to its one side, then scrape its below by transverse scraper 13 again, simultaneously along with the rotation of counter weight awl 7, transverse scraper 13 moves down, along with the position change of transverse scraper 13 corresponding head 3, the internal diameter of head 3 becomes big, under the effect of vertical scraper 9, transverse scraper 13 is close to the inner wall of head 3 all the time, and because transverse scraper 13 adopts the elastic material preparation, its one end that keeps away from T shape arch 15 is by jack-up under the effect of spring 12, keep hug closely 3 inner wall constantly, and then along with the removal of transverse scraper 13, scrape the inner wall of sample bottle and sweep down the inner wall of sample bottle 2 and the sample bottle when the sample bottle is scraped to the inner wall of end cap 7 and the sample bottle is left in the time when the sample bottle is scraped to the sample bottle, the sample bottle is left in the end of the sample bottle is left to the end of time when the sample bottle is separated to the end of the sample bottle is scraped to the end of the sample bottle.

The above-described embodiments are merely preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, so that all equivalent changes or modifications of the structure, characteristics and principles described in the claims should be included in the scope of the present utility model.

Claims

1. The utility model provides a portable groundwater sampler, includes the sample bottle, its characterized in that, the sample bottle link up from top to bottom, just the sample bottle includes body (2), head (3) and connecting portion (4), connecting portion (4) are fixed to be set up in head (3) top, and its outside threaded connection has bottle lid (6), body (2) are fixed to be set up in head (3) downside, and its below sets up counter weight awl (7), counter weight awl (7) top sets up sleeve (8), sleeve (8) and body (2) outside threaded connection;

the upper part of the middle part of the counterweight cone (7) is fixedly provided with a connecting shaft (10), the upper end of the connecting shaft (10) stretches into the sampling bottle, the upper end of the connecting shaft (10) is rotatably provided with a telescopic rod (11), the outer side of the telescopic end of the telescopic rod (11) is sleeved with a spring (12), the outer side of the telescopic rod (11) is fixedly provided with a transverse scraper (13), the transverse scraper (13) is arc-shaped, the outer side surface of the transverse scraper is attached to the inner side of the sampling bottle, and the outer end of the spring (12) is fixedly connected with the inner side of the transverse scraper (13);

the bottle comprises a bottle body (2) and a seal head (3), wherein a vertical scraping plate (9) is arranged on the inner side of the bottle body (2), the vertical scraping plate (9) is in sliding connection with the bottle body (2), a T-shaped groove (14) is formed in one side of the vertical scraping plate (9), a T-shaped bulge (15) is fixedly arranged at one end of the transverse scraping plate (13), and the T-shaped bulge (15) is arranged in the T-shaped groove (14) in a vertical sliding mode.

2. A portable groundwater sampler according to claim 1, characterized in that the transverse scraper (13) is an arc-shaped structure made of elastic material.

3. A portable groundwater sampler according to claim 1, characterized in that the cross section of the transverse scraper (13) is triangular, the incline of the transverse scraper (13) being upwards.

4. The portable groundwater sampler according to claim 1, wherein a T-shaped groove is formed in the bottom of the bottle body (2), an annular block (16) is arranged in the T-shaped groove, and the annular block (16) is fixedly connected with the vertical scraping plate (9).

5. A portable groundwater sampler according to claim 1, characterized in that the height of the connecting shaft (10) is equal to the sum of the height of the body (2) and the head (3).

6. The portable groundwater sampler according to claim 1, wherein the filament cable (5) is wound on the outer side of the upper end of the sealing head (3), and the other end of the filament cable (5) is wound on the portable integrated reel (1).