CN218567000U

CN218567000U - A sampler for water quality testing

Info

Publication number: CN218567000U
Application number: CN202222874457.8U
Authority: CN
Inventors: 周孝云; 曾崎; 廖仲怡; 肖静; 陈岭检
Original assignee: Hunan Jingjingtong Testing Technology Co ltd
Current assignee: Hunan Jingjingtong Testing Technology Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-03-03
Anticipated expiration: 2032-10-28

Abstract

The utility model relates to a water sample technical field specifically discloses a sampler for water quality testing, including the sampling bucket, the open end rigid coupling of sampling bucket has the xarm, sealed sliding connection has the piston in the sampling bucket, the rigid coupling has the slide bar on the piston, the slide bar slides and wears to locate in the xarm, the top of slide bar is connected with spacing head, it has compression spring to conflict between xarm and the spacing head, the interval is provided with two cardboards on the xarm, and sliding connection has the gleitbretter between two cardboards, be connected with first stay cord on the gleitbretter, be equipped with spacing otic placode between two cardboards, first stay cord is worn to locate in the spacing otic placode, the shaping has the through-hole on the xarm, the gleitbretter can with the through-hole covers, the rigid coupling has the ejector pin on the piston, the top of ejector pin is rotated and is connected with the gyro wheel, the bottom of sampling bucket is equipped with the water inlet, be connected with the second stay cord on the slide bar, the utility model discloses reducible operating personnel's physical strength burden.

Description

A sampler for water quality testing

Technical Field

The utility model relates to a water sample technical field especially relates to a sampler for water quality testing.

Background

When examining the water of certain degree of depth in the waters, need use depthkeeping sampler to get the water, disclose a novel quality of water sampler in the chinese utility model patent of grant publication No. CN216116883U, disclosed following structure: the water storage steel bottle is tied on the gravity plate, the gravity plate is connected with the second cable, a bump is arranged at a position, close to a bottle opening of the water storage steel bottle, of the gravity plate, a sliding rod penetrates through the bump in a sliding mode, the two ends of the sliding rod are respectively connected with the bottle cap and the first cable, the sliding rod is sleeved with a compression spring, the compression spring is abutted between the bottle cap and the bump, under the elastic force of the compression spring, the bottle cap is abutted to the bottle opening of the water storage steel bottle and seals the bottle opening of the water storage steel bottle, in use, the water storage steel bottle is driven by the gravity plate to sink, the sampling depth is deduced by the water inlet depth of the second cable, the first cable is kept in a loose state before the water storage steel bottle reaches the specified depth, after the sampling depth is reached, the first cable is pulled to be tightly tied, under the gravity of the gravity plate and the water storage steel bottle, the compression spring is further compressed, the bottle cap is far away from the bottle opening of the water storage steel bottle, the water storage steel bottle can enter the water storage steel bottle, the purpose of the water storage steel bottle can be completed, the water storage steel bottle can be sampled in a certain depth without doubt, the problem that people can enter the water storage steel bottle when the water storage steel bottle is solved, the problem that the water sampling structure is solved, and the problem.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems mentioned in the background art, the present invention provides a sampler for water quality detection.

In order to realize the above object, the technical scheme of the utility model is that:

the utility model provides a sampler for water quality testing, includes top open-ended sampling bucket, the open end rigid coupling of sampling bucket has the xarm, sampling bucket inner seal sliding connection has the piston, the rigid coupling has the slide bar on the piston, the slide bar is on a parallel with sampling bucket's axial and slides and wear to locate in the xarm, the slide bar deviates from the one end of piston and connects limited head, the cover is equipped with compression spring on the slide bar, compression spring conflicts between xarm and limited head, the top surface interval of xarm is provided with two cardboard, two equal shaping spout on the opposite face of cardboard, the axial vertical of spout and sampling bucket, two common sliding fit has a gleitbretter in the spout, be connected with first stay cord on the gleitbretter, two the rigid coupling has the conflict board between the cardboard, the conflict board is located the wherein one end of spout, the rigid coupling has spacing otic placode, first stay cord is worn to locate in the spacing otic placode, in two along sampling bucket's axial shaping on the cross bar between the gleitbretter have the through-hole, the gleitbretter can with the through-hole, the rigid coupling has the ejector pin on the piston, the ejector pin is located the push rod and the gyro wheel of slide bar when the piston is connected with the piston, the bottom of compression spring is connected with the piston and the gleitbretter perpendicular through hole of the gyro wheel.

Furthermore, a hose is connected to the water inlet, a pipe clamp is connected to the upper end of the outer wall of the sampling barrel, and the hose can be clamped in the pipe clamp.

Furthermore, the both ends of xarm all the shaping have the portion of bending, the outer wall rigid coupling of sampling bucket has two connectors, and two portions of bending are respectively through screwed connection on two connectors.

Furthermore, the top surface rigid coupling of gleitbretter has first connection otic placode, first stay cord is tied up on first connection otic placode, the perforation height of first connection otic placode is the same with the perforation height of spacing otic placode.

Furthermore, the top of the slide bar is fixedly connected with a second connecting lug plate, and a second pull rope is tied inside the second connecting lug plate.

The utility model has the advantages that: during the use, push down the piston to the bottom of sampling bucket, and make the gleitbretter contradict on the gyro wheel, transfer sampling bucket to aquatic through the second stay cord, before the sampling bucket reaches the appointed degree of depth, make first stay cord maintain the lax state, after the sampling bucket reaches the appointed degree of depth, then the first stay cord of pulling makes first stay cord tight, make the gleitbretter move towards spacing otic placode, after the gleitbretter leaves the through-hole, under compression spring's elasticity, the piston then moves to the upper end of sampling bucket, utilize the principle of syringe, make the interior negative pressure that forms of sampling bucket, make the water sample get into the sampling bucket from the water inlet, thereby reach the purpose of water sampling, when the piston is located the bottom of sampling bucket, the inner chamber and the outside of sampling bucket switch on, consequently, do not have buoyancy, need not to increase the burden piece on the sampling bucket, the sampling bucket alright smoothly submerge, can effectively reduce operating personnel's physical strength burden.

Drawings

Fig. 1 is an isometric view of an embodiment of the present invention;

fig. 2 is a cross-sectional view of an embodiment of the present invention;

fig. 3 is a schematic structural view of a cross arm in an embodiment of the present invention;

fig. 4 is a schematic view of the connection structure of the piston, the sliding rod and the ejector rod in the embodiment of the present invention.

Description of the figure numbering: 1. sampling barrel, 11, water inlet, 111, hose, 12, pipe clamp, 13, connector, 2, xarm, 21, cardboard, 211, spout, 22, conflict board, 221, spacing otic placode, 23, through-hole, 24, the portion of bending, 3, the piston, 31, the slide bar, 311, spacing head, 312, second connection otic placode, 32, ejector pin, 321, the gyro wheel, 4, compression spring, 5, the gleitbretter, 51, first connection otic placode, 6, first stay cord, 7, the second stay cord.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments of the present invention belong to the protection scope of the present invention.

As shown in fig. 1-4, a sampler for water quality detection comprises a sampling barrel 1 with an open top end and a cylindrical inner cavity, a cross arm 2 is fixedly connected to the open end of the sampling barrel 1, a piston 3 is hermetically and slidably connected to the sampling barrel 1, a slide rod 31 is fixedly connected to the piston 3, the slide rod 31 is coaxial with the sampling barrel 1 and the slide rod 31 is slidably inserted into the cross arm 2, a stopper 311 is connected to the top end of the slide rod 31, specifically, the stopper 311 is a nut, a stopper 311 with a thread (not released in the figure) is engraved on the top end of the slide rod 31 and is screwed to the top end of the slide rod 31, a compression spring 4 is sleeved on the slide rod 31, the compression spring 4 is abutted between the cross arm 2 and the stopper 311, two clamping plates 21 are arranged at intervals on the right side of the top surface of the cross arm 2, the two clamping plates 21 are arranged along the direction perpendicular to the long side of the cross arm 2, sliding grooves 211 are formed on the opposite surfaces of the two clamping plates 21, the sliding grooves 211 are perpendicular to the axial direction of the sampling barrel 1, the sliding grooves 211 are parallel to the radial line of the sliding rod 31, a sliding sheet 5 is arranged in the two sliding grooves 211 in a sliding fit mode, the sliding sheet 5 is horizontally arranged, a first pull rope 6 is connected onto the sliding sheet 5, a touch plate 22 is welded between the right ends of the two clamping plates 21, a limiting lug plate 221 is fixedly connected to the top of the touch plate 22, the first pull rope 6 penetrates through the limiting lug plate 221, a through hole 23 is formed in the cross arm 2 between the two clamping plates 21 along the axial direction of the sampling barrel 1, the through hole 23 can be covered or completely separated from the through hole 23 by the sliding sheet 5, a push rod 32 is fixedly connected onto the piston 3, the push rod 32 is parallel to the sliding rod 31, the projection of the push rod 32 is located in the through hole 23, a roller 321 is rotatably connected to the top end of the push rod 32, the axis of the roller 321 is perpendicular to the sliding rod 31 and the sliding grooves 211, an outward convex water inlet 11 is formed in the bottom of the side wall of the sampling barrel 1, the top end of the sliding rod 31 is connected with a second pull rope 7, when the piston 3 is positioned at the bottom of the sampling barrel 1 and the sliding sheet 5 covers the through hole 23, the roller 321 props against the bottom surface of the sliding sheet 5, and when the compression spring 4 is reset, the piston 3 props against the cross arm 2.

In this embodiment, be connected with hose 111 on the water inlet 11, the upper end of the outer wall of sampling bucket 1 is connected with pipe clamp 12, terminal centre gripping in pipe clamp 12, reasonable in design, hose 111 forms the linker with sampling bucket 1, avoids the water of gathering to spill from water inlet 11.

In this embodiment, the both ends of xarm 2 all the shaping have the portion of bending 24, and the outer wall welded joint of sampling bucket 1 has two connectors 13, and two portions of bending 24 are respectively through screwed connection on two connectors 13, reasonable in design, the dismouting of being convenient for.

In this embodiment, the top surface rigid coupling of gleitbretter 5 has first connection otic placode 51, first stay cord 6 is tied up on first connection otic placode 51, the perforation height of first connection otic placode 51 is the same with the perforation height of spacing otic placode 221, and reasonable in design makes first stay cord 6 between first connection otic placode 51 and the spacing otic placode 221 be parallel with spout 211 when tightening straight, is convenient for with gleitbretter 5 to the pulling of conflict board 22, makes gleitbretter 5 leave through-hole 23 fast.

In this embodiment, the second connecting ear plate 312 is welded to the top of the sliding rod 31, and the second pull rope 7 is tied inside the second connecting ear plate 312, so that the design is reasonable, and the second pull rope 7 is convenient to connect.

Before sampling, the piston 3 is pressed down to the bottom of the sampling barrel 1, the sliding sheet 5 is abutted on the roller 321, the sampling barrel 1 is placed into water through the second pull rope 7, the first pull rope 6 is maintained in a loose state before the sampling barrel 1 reaches a specified depth, after the sampling barrel 1 reaches the specified depth, the first pull rope 6 is pulled to enable the first pull rope 6 to be tightened, under the gravity of the sampling barrel 1, the sliding sheet 5 can move towards the direction of the abutting plate 22, the sliding sheet 5 can leave the through hole 23, after the sliding sheet 5 leaves the through hole 23, under the elastic force of the compression spring 4, the piston 3 moves towards the upper end of the sampling barrel 1, and by utilizing the principle of an injector, negative pressure is formed in the sampling barrel 1, so that a water sample enters the sampling barrel 1 through the hose 111, the purpose of water sampling is achieved, when the piston 3 abuts against the cross arm 2, sampling is completed, and because when the piston 3 is positioned at the bottom end of the sampling barrel 1, the inner cavity of the sampling barrel 1 is communicated with the outside, so that the buoyancy of the sampling barrel 1 is smooth, and the burden of a person can be reduced in the sampling barrel 1, and the burden of the sampling can be reduced.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a sampler for water quality testing, includes top open-ended sampling barrel (1), its characterized in that, the open end rigid coupling of sampling barrel (1) has xarm (2), sampling barrel (1) internal seal sliding connection has piston (3), the rigid coupling has slide bar (31) on piston (3), slide bar (31) are on a parallel with the axial of sampling barrel (1) and slide and wear to locate in xarm (2), slide bar (31) deviate from the one end of piston (3) and connect spacing head (311), the cover is equipped with compression spring (4) on slide bar (31), compression spring (4) are contradicted between xarm (2) and spacing head (311), the top surface interval of xarm (2) is provided with two cardboard (21), two equal shaping spout (211) on the opposite face of cardboard (21), spout (211) and the axial of sampling barrel (1) are perpendicular, two common sliding fit has a gleitbretter (5) in spout (211), be connected with first stay cord (6) on gleitbretter (5), two between two cardboard (21) rigid coupling (221) have the axial of contact board (22), spacing contact board (22) is supported in the stationary contact board (22), one end of cardboard (22) is equipped with the rigid coupling, in two along the axial molding of sampling bucket (1) on xarm (2) between cardboard (21) has through-hole (23), gleitbretter (5) can with through-hole (23) cover, the rigid coupling has ejector pin (32) on piston (3), ejector pin (32) are parallel with slide bar (31) and the projection of ejector pin (32) is located through-hole (23), the one end that ejector pin (32) deviates from piston (3) is rotated and is connected with gyro wheel (321), the axis of gyro wheel (321) is perpendicular with slide bar (31) and spout (211) simultaneously, the bottom of sampling bucket (1) is equipped with water inlet (11), the one end that slide bar (31) deviates from piston (3) is connected with second stay cord (7), works as when piston (3) are located the bottom of sampling bucket (1) and gleitbretter (5) cover through-hole (23), gyro wheel (321) contradict at the bottom surface of gleitbretter (5), when conflict spring (4) reset, piston (3) are on xarm (2).

2. The sampler for water quality detection according to claim 1, wherein a hose (111) is connected to the water inlet (11), a pipe clamp (12) is connected to the upper end of the outer wall of the sampling barrel (1), and the hose (111) can be clamped in the pipe clamp (12).

3. The sampler for water quality detection according to claim 1, wherein the two ends of the cross arm (2) are both formed with bending portions (24), the outer wall of the sampling barrel (1) is fixedly connected with two connectors (13), and the two bending portions (24) are respectively connected to the two connectors (13) through screws.

4. The sampler for water quality detection according to claim 1, wherein the top surface of the sliding sheet (5) is fixedly connected with a first connecting ear plate (51), the first pull rope (6) is tied on the first connecting ear plate (51), and the perforation height of the first connecting ear plate (51) is the same as that of the limiting ear plate (221).

5. A sampler for water quality detection according to claim 1, characterized in that the top of the slide bar (31) is fixedly connected with a second connecting ear plate (312), and the second pull rope (7) is tied inside the second connecting ear plate (312).