CN209783966U - Water sampling equipment - Google Patents

Abstract

the utility model discloses a water sample sampling equipment, include: a cylinder body with openings at two ends; the first cover plate is fixedly covered on the first end opening of the cylinder body and is provided with a plurality of water through holes; the second cover plate is fixedly covered on the second end opening of the cylinder body and is provided with a water inlet; the movable rubber pad is positioned in the barrel body and can move along a certain direction under the action of the guide assembly so as to be movably covered on the water inlet, the guide assembly comprises a limiting support piece arranged in the barrel body and a moving rod connected to the movable rubber pad, and a limiting hole for the moving rod to penetrate through is formed in the limiting support piece; and the counterweight part is detachably connected to the second cover plate. The top of the sampler of the utility model is a cover plate with uniform holes, which guarantees the effect of stable flow of the discharged water according to the fluid mechanics principle; reducing the sprinkling of the fluid on the top of the sampler by utilizing the action of surface tension; the bottom is additionally provided with a rubber pad, and the leakage-proof effect of the bottom of the water sample is enhanced by the characteristics of hydrostatic pressure and soft materials in the use process.

Description

Water sampling equipment

Technical Field

The utility model relates to a water sample sampling equipment plays the effect of gathering the water sample at any time in the sewage treatment facility of construction site.

Background

The environmental protection problem of the current building construction site is still outstanding, and the development of green construction is limited by the current situations of weak green construction consciousness, insufficient supervision, insufficient scientific and technological investment and the like. Therefore, the tasks of civilized construction and green building propulsion are still long enough.

The sewage treatment in green construction is one of important contents, wherein engineering sewage and domestic sewage of temporary facilities can be discharged into municipal pipelines after being treated by a sedimentation tank, and the field sedimentation tank and the sedimentation effect are inspected and sampled and measured every day so as to guide workers to clean the sedimentation tank regularly. Therefore, it is very important to have a high-efficiency and convenient water sample collecting device.

At present, a traditional water sample collector is still used in a small environmental protection monitoring department in China or a construction site provided with a sewage treatment facility, but because water sample collecting equipment is a non-standard product, the selling price in the market is generally higher, and the defects of inconvenient use exist, such as serious water leakage, unreasonable balance weight, low cost performance, easy damage and the like.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model aims at providing a water sample sampling equipment, preparation simple process, rational in infrastructure and reducible water sample are unrestrained.

the utility model adopts the technical proposal that: a water sampling apparatus, comprising:

A cylinder body with openings at two ends;

the first cover plate is fixedly covered on the first end opening of the cylinder body, and a plurality of water through holes are formed in the first cover plate;

The second cover plate is fixedly covered on the opening at the second end of the cylinder body, and a water inlet is formed in the second cover plate;

The movable rubber pad is positioned in the barrel body and can move along a certain direction under the action of the guide assembly so as to be movably covered on the water inlet, the guide assembly comprises a limiting support piece arranged in the barrel body and a moving rod connected to the movable rubber pad, and a limiting hole for the moving rod to penetrate through is formed in the limiting support piece; and

And the counterweight part is detachably connected to the second cover plate.

The utility model discloses water sample sampling equipment's exemplary improvement lies in, its characterized in that: the first cover plate is connected with a handle.

The utility model discloses water sample sampling equipment's exemplary improvement lies in, the marginal portion symmetric connection of first apron has the first fixed block of two, the both ends one-to-one ground of handle connect in first fixed block.

The utility model discloses water sample sampling equipment's exemplary improvement lies in, evenly arranged on the first apron is a plurality of cross the water hole, and a plurality of cross the area sum in water hole and be greater than or equal to the area of water inlet.

The utility model discloses water sample sampling equipment's exemplary improvement lies in, be close to on the barrel second apron department is equipped with the outlet, be equipped with drain pipe and stagnant water clamp on the outlet.

The utility model discloses water sample sampling equipment's exemplary improvement lies in, spacing support piece is spacing stull, spacing stull perpendicular to the axis direction of barrel, just the both ends of spacing stull are fixed in the inner wall of barrel.

The utility model discloses water sample sampling equipment's exemplary improvement lies in, the axis in spacing hole is parallel or coincide in the axis of barrel, the carriage release lever connect perpendicularly in the movable rubber pad.

The utility model discloses water sample sampling equipment's exemplary improvement lies in, the water inlet the movable rubber pad with spacing hole all with the barrel coaxial line sets up.

The utility model discloses water sample sampling equipment's exemplary improvement lies in, the counterweight be cyclic annular and shape and size match in the second end opening of barrel.

The utility model discloses water sample sampling equipment's exemplary improvement lies in, the bottom edge part of second apron is equipped with the second fixed block, counterweight detachably connect in the second fixed block.

The utility model discloses owing to adopted above technical scheme, make it have following beneficial effect and be:

1. The top of the sampler is provided with a cover plate with uniform holes, and the steady flow effect of the discharged water is ensured according to the fluid mechanics principle; and the surface tension effect is utilized to reduce the sprinkling of the fluid on the top of the sampler.

2. the bottom is additionally provided with a rubber pad, and the leakage-proof effect of the bottom of the water sample is enhanced by the characteristics of hydrostatic pressure and soft materials in the use process.

3. The sampling is accurate, and the sampler can be provided with a calibration rope; in addition, the movable rubber pad at the bottom can be opened and closed in time in the water taking process, so that a water sample with required depth can be taken, the sampling is accurate, and the water in the sedimentation tank on the construction site is guided and determined to be discharged or recycled.

4. the cost is reduced, and the manufacturing process is simplified, so that the production and manufacturing cost of the same type of equipment is reduced.

5. The counterweight is improved, is connected by bolts, can be adjusted at any time according to the field use requirement, is convenient to disassemble and assemble, achieves multiple purposes, and has obvious benefit of saving cost investment.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 shows an exemplary overall structure schematic diagram of a water sampling device according to an embodiment of the present invention.

Fig. 2 shows an exemplary exploded schematic diagram of a water sampling device according to an embodiment of the present invention.

Detailed Description

the following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention.

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The utility model provides a water sample collection equipment in job site sewage treatment's sedimentation tank takes effective measure in the aspect of simplifying preparation technology, reduce cost, improvement structure, preventing that equipment from inclining, effectively reducing the unrestrained of water sample etc. The sampling device has the characteristics of safety, sanitation, simple structure, accurate sampling, high cost performance and the like.

Referring to fig. 1 and fig. 2, fig. 1 shows an exemplary overall structure diagram of a water sampling device according to an embodiment of the present invention, fig. 2 shows an exemplary exploded structure diagram of a water sampling device according to an embodiment of the present invention, and as shown in the figure, the water sampling device mainly comprises a cylinder 10, a first cover plate 11, a second cover plate 12, a guiding assembly, a moveable rubber pad 13 and a weight member 14. The upper end and the lower end of the cylinder 10 are open, the first cover plate 11 is fixedly covered on the upper end opening of the cylinder 10, a plurality of water through holes 111 are uniformly formed in the first cover plate 11, and the open areas of the water through holes 111 are the same and are uniformly arranged in a quincunx matrix manner. The second cover plate 12 is fixedly covered on the second end opening of the cylinder 10, and a water inlet 121 is opened on the second cover plate 12. The movable rubber pad 13 is located inside the cylinder 10 and can move in a certain direction under the action of the guiding assembly so as to be movably covered on the water inlet 121, and the area of the movable rubber pad 13 is larger than the opening area of the water inlet 121, so that the water inlet can be closed and opened by using the movable rubber pad 13. The guide assembly further comprises a limiting support member 15 arranged in the barrel 10 and a moving rod 16 connected to the movable rubber pad 13, a limiting hole 151 for the moving rod 16 to penetrate through is formed in the limiting support member 15, the moving rod 16 can move along the central line of the limiting hole 151 along the limiting hole 151, so that the movable rubber pad 13 also moves along the central line direction of the limiting hole 151, the moving rod 16 is vertically connected to the movable rubber pad 13, the movable rubber pad 13 closes the water inlet 121 by being attached to the second cover plate 12 in the moving process, and the water inlet 121 is opened by being separated from the second cover plate. The weight part 14 is detachably connected to the bottom of the second cover plate 12, so that the weight parts 14 with different weights can be selected according to the depth requirement of the water sampling, and the water sampling equipment is guaranteed to sample the water sample with the required depth.

Specifically, the weight 14 is annular and is shaped and sized to match the lower end opening of the cartridge 10. In this embodiment, the weight member 14 may be an iron ring with a height of 4mm and a diameter of 12cm, and is used as a weight of the water sampling device. The cylinder body is made of organic glass with the diameter of 12cm and the height of 26cm, and the total volume is about 3L. The diameter of the water through holes 111 opened on the first cover plate 11 at the top of the cylinder 10 is about 8mm, and the number is 20. The diameter of the water inlet 121 formed in the second cover plate 12 at the bottom of the cylinder 10 is about 36 mm. Wherein, the barrel 10 adopts organic glass material, and its corrosion resistance is good, intensity is high, long service life. The barrel 10 is cylindrical in shape and the first cover plate 11 is welded in the top opening of the barrel 10 with plexiglas welding rods, ensuring that the weld is seamless. The first cover plate 11 is connected with a handle 17, specifically, the edge part of the first cover plate 11 is symmetrically connected with two first fixing blocks 112, two ends of the handle 17 are connected to the first fixing blocks 112 in a one-to-one correspondence manner, the handle 17 is an iron wire handle, holes are drilled on the first fixing blocks 112, the iron wire handle is in an inverted U shape, and two ends of the opening side of the U-shaped iron wire handle are bent back to the outside and inserted into the holes on the corresponding first fixing blocks.

The plurality of water through holes 111 on the first cover plate 11 are uniformly arranged, and the sum of the opening areas of the plurality of water through holes 111 is not less than the opening area of the water inlet 121 on the second cover plate 12.

A drain (not marked in the figure) is arranged on the barrel 10 near the second cover plate 12, a drain pipe 101 is connected to the drain pipe, and a water stop clamp 102 is arranged at the end of the drain pipe 101 and is fixed by organic glass welding rods firstly and then is fixed by PVC glue. The water stop clamp 102 can be opened and closed, and water samples can be discharged out of the barrel 10 when the water stop clamp 102 is opened.

Spacing support piece 15 is a spacing stull, and this spacing stull perpendicular to barrel 10's axis direction, and the both ends of this spacing stull are fixed in the inner wall of barrel 10, specifically, and spacing stull is at the position of about 5cm departments apart from the barrel bottom with the level and smooth bonding of PVC glue, has a spacing hole 151 at spacing stull central point, and the upper surface central point of movable rubber pad 13 puts fixedly connected with carriage release lever 16. Wherein, the limiting hole 151, the moving rod 16, the water inlet 121 and the movable rubber pad 13 are all arranged coaxially with the cylinder 10.

the counterweight 14 adopts fastening screw 141 detachably to connect in the bottom of second apron 12, specifically, bottom edge part at second apron 12 is stained with a plurality of second fixed blocks (not drawn in the figure), counterweight 14 adopts the hoop, the hoop cover is established in the outside of a plurality of second fixed blocks, flush with the opening of barrel bottom, set up the screw hole on the hoop, fastening screw 141 passes the screw hole and fixes on the second fixed block, when needs replacement hoop, take out fastening screw 141, fix new counter weight again, it is nimble convenient to guarantee to dismantle.

The utility model discloses water sample sampling equipment's application method as follows: connecting a scale rope to the iron wire handle 17, lowering the equipment into a sedimentation tank, and falling to a position to be taken by means of dead weight and the detachable weight piece 14; in the falling process, under the action of water pressure, the movable rubber pad 13 on the second cover plate 12 at the bottom of the cylinder 10 floats upwards, the water inlet 121 is opened, the water sample is limited by the limiting cross brace (the floating limit of the movable rubber pad is the lower surface of the limiting cross brace), and the water sample entering the cylinder 10 uniformly flows out from the water through hole 111 on the first cover plate 11 at the top, so that the water sample is updated; when the sampling is completed, the movable rubber pad 13 covers the water inlet 121 on the second cover plate 12, the equipment is lifted, the operation is completed, and the water sample can be discharged from the water stop clamp 102.

The utility model discloses water sample sampling equipment's main effect and realization principle as follows:

Principle of reducing sprinkling

The collection device is improved in two ways to reduce water sample spillage.

(1) The top of the device is provided with a top cover plate (a first cover plate 11) with uniform holes, when the water is taken out from the sampler, the water in the holes is contacted with the atmosphere, and due to the action of surface tension (a thin layer exists on the surface of the liquid contacted with gas and is called a surface layer, molecules in the surface layer are thinner than the inside of the liquid, the distance between the molecules is larger than the inside of the liquid, the interaction between the molecules is expressed as gravitation, the gravitation acts on the liquid surface, the force which enables the liquid surface to be mutually bound is called as liquid surface tension), even if the sampler has a shaking condition in the operation process, the water molecules depend on the mutual binding acting force, and the falling and loss of the.

(2) Equipment bottom apron of intaking (opening the second apron 12 that has water inlet 121) increases movable rubber pad 13, when filling up water in the barrel, rely on hydrostatic pressure (P ═ pgh, wherein P is the density of water sample, g is the acceleration of gravity constant, h is the internal depth of water of barrel), guarantee certain roughness and with compaction movable rubber pad 13, soft material is than the more inclosed hole that covers of traditional sampler, reduce the loss of water sample in the bottom, movable rubber pad 13' S area S2 guarantees to be greater than bottom intake area S3 simultaneously (S2 > S3).

(II) Water sample updating principle

By means of the dead weight and the falling of the detachable weight balance 14, the bottom second cover plate 12 is opened in a water sample, the water sample enters and uniformly flows out of the small hole of the top first cover plate 11, the area S1 of the top opening is not smaller than the area S3 of the bottom water inlet (S1 is not smaller than S3), so that the states of flow guiding and flow stabilizing can be guaranteed, and the inclination of the equipment is prevented. (according to the continuity equation V1A1 ═ V2A2 in hydrodynamics, in the area size of business turn over water hole, guaranteed that business turn over flow equals, even aperture and area size relation guarantee water conservancy diversion stationary flow effect) to realized that the water sample of intaking updates along with the falling depth, guaranteed to get required degree of depth water sample.

The utility model discloses owing to adopted above technical scheme, make it have following beneficial effect and be:

1. The barrel is made of organic glass, so that the barrel is good in corrosion resistance, high in strength and long in service life.

2. The top of the sampler is provided with a cover plate with uniform holes, and the steady flow effect of the discharged water is ensured according to the fluid mechanics principle; and the surface tension effect is utilized to reduce the sprinkling of the fluid on the top of the sampler.

3. The bottom is additionally provided with a rubber pad, and the leakage-proof effect of the bottom of the water sample is enhanced by the characteristics of hydrostatic pressure and soft materials in the use process.

4. The sampling is accurate. The sampler may be provided with a graduated rope; in addition, the movable cover plate at the bottom can be opened and closed in time in the water taking process, so that a water sample with required depth can be taken, the sampling is accurate, and the water in the sedimentation tank on the construction site is guided and determined to be discharged or recycled.

5. the cost is reduced. The manufacturing process is simplified, and the production and manufacturing cost of the same type of equipment is reduced.

6. and (4) improving the balance weight. The bolt is adopted for connection, the adjustment is carried out at any time according to the field use requirement, the disassembly and the assembly are convenient, one cylinder has multiple purposes, and the benefit of saving the cost investment is obvious.

It should be noted that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the efficacy and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person can make modifications or changes equivalent to the equivalent embodiment without departing from the scope of the present invention, but all the technical matters of the present invention are within the scope of the present invention.

Claims (10)

1. A water sampling apparatus, comprising:

A cylinder body with openings at two ends;

The first cover plate is fixedly covered on the first end opening of the cylinder body, and a plurality of water through holes are formed in the first cover plate;

The second cover plate is fixedly covered on the opening at the second end of the cylinder body, and a water inlet is formed in the second cover plate;

The movable rubber pad is positioned in the barrel body and can move along a certain direction under the action of the guide assembly so as to be movably covered on the water inlet, the guide assembly comprises a limiting support piece arranged in the barrel body and a moving rod connected to the movable rubber pad, and a limiting hole for the moving rod to penetrate through is formed in the limiting support piece; and

And the counterweight part is detachably connected to the second cover plate.

2. A water sampling apparatus as claimed in claim 1 wherein: the first cover plate is connected with a handle.

3. a water sampling apparatus as claimed in claim 2 wherein: the edge part of the first cover plate is symmetrically connected with two first fixing blocks, and two ends of the lifting handle are connected to the first fixing blocks in a one-to-one correspondence mode.

4. A water sampling apparatus as claimed in claim 1 wherein: the first apron is last evenly arranged a plurality ofly the water hole of crossing, and a plurality of the area sum in water hole of crossing is greater than or equal to the area of water inlet.

5. A water sampling apparatus as claimed in claim 1 wherein: and a water outlet is arranged on the barrel body and close to the second cover plate, and a water drainage pipe and a water stop clamp are arranged on the water outlet.

6. A water sampling apparatus as claimed in claim 1 wherein: the limiting support piece is a limiting cross brace, the limiting cross brace is perpendicular to the axis direction of the barrel, and two ends of the limiting cross brace are fixed on the inner wall of the barrel.

7. A water sampling apparatus as claimed in claim 1 or claim 6 wherein: the axis of the limiting hole is parallel to or coincided with the axis of the cylinder, and the moving rod is vertically connected with the movable rubber pad.

8. A water sampling apparatus as claimed in claim 1 wherein: the water inlet, the movable rubber pad and the limiting hole are all arranged coaxially with the barrel.

9. A water sampling apparatus as claimed in claim 1 wherein: the counterweight is annular and is matched with the second end opening of the barrel in shape and size.

10. a water sampling apparatus as claimed in claim 1 wherein: the bottom edge part of second apron is equipped with the second fixed block, counterweight detachably connect in the second fixed block.