CN212321101U

CN212321101U - Sediment sampler

Info

Publication number: CN212321101U
Application number: CN202021015454.3U
Authority: CN
Inventors: 庞燕; 项颂; 肖雨涵; 吴越
Original assignee: Chinese Research Academy of Environmental Sciences
Current assignee: Chinese Research Academy of Environmental Sciences
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-01-08
Anticipated expiration: 2030-06-05

Abstract

The utility model discloses a sediment sampler, including two fixed covers, be located the lower extreme fixed mounting has the supporting legs on the fixed cover, and all is equipped with the through-hole in two fixed covers, two all be equipped with the ring channel on the lateral wall of through-hole, two equal fixed mounting has the annular slab in the ring channel, two threaded connection has the bull stick, two between the annular slab the one end that the fixed cover is close to mutually all is equipped with flexible groove, and the cooperation installs the annular cover between two flexible grooves, all install limit structure between annular cover and two flexible grooves, the lower extreme threaded connection of bull stick has the collection room, be equipped with the collecting vat on the lateral wall of collection room, and the collecting vat internal rotation is connected with the baffle. Has the advantages that: the utility model discloses be convenient for carry out the dismouting operation, can improve the portable degree of this sampler to a certain extent, and the regulation of the depth of sample is operated comparatively portably, accurate, can improve work efficiency to a certain extent, carry out accurate sample.

Description

Sediment sampler

Technical Field

The utility model relates to a water pollution sampling test technical field especially relates to a sediment sampler.

Background

When the water pollution degree of water bodies such as rivers, lakes, ponds and the like is detected, the water quality and the sediment in the water bodies need to be detected at the same time, so that necessary data support is provided for tracking and monitoring of pollutants, and a special sediment sampler needs to be used due to the high technical requirement on sediment sampling operation.

The existing sediment sampler is mostly designed in an integrated manner, is inconvenient to operate when being carried, and is complex to adjust and operate when sampling different depths in sediment, and the operation mode is complex, so that the overall working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a sediment sampler.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a bottom sediment sampler comprises two fixed sleeves, wherein supporting legs are fixedly arranged on the fixed sleeves at the lower end, through holes are respectively arranged in the two fixed sleeves, annular grooves are respectively arranged on the side walls of the two through holes, annular plates are respectively and fixedly arranged in the two annular grooves, a rotating rod is in threaded connection between the two annular plates, telescopic grooves are respectively arranged at the adjacent ends of the two fixed sleeves, an annular sleeve is arranged between the two telescopic grooves in a matched manner, and a limiting structure is respectively arranged between the annular sleeve and the two telescopic grooves;

the lower extreme threaded connection of bull stick has the collection chamber, be equipped with the collecting vat on the lateral wall of collection chamber, and the collecting vat internal rotation is connected with the baffle, fixed mounting has the connecting block on the baffle, fixed mounting has two supporting shoes on the lateral wall of collection chamber, and rotates between two supporting shoes and be connected with the connecting rod, connecting rod and connecting block are fixed connection, the bull stick internal rotation is connected with the regulation pole, and installs linkage structure between regulation pole and the connecting rod.

In foretell sediment sampler, limit structure comprises spring, stopper and a plurality of spacing hole, the stopper passes through on the lateral wall that the spring mounting has the annular cover, and is a plurality of spacing hole is evenly established on the lateral wall of fixed cover, and every spacing hole all communicates with flexible groove.

In foretell sediment sampler, linkage structure comprises drive gear, connecting gear and ring gear, the ring gear cover is established at the regulation pole lower extreme, connecting gear rotates through the round bar and connects on collecting the room, drive gear fixed mounting is in the connecting rod upper end, drive gear and ring gear all mesh with connecting gear mutually.

In the above-mentioned sediment sampler, the fixed mounting has the lug on the lateral wall of annular cover, be equipped with the spout on the lateral wall of fixed cover, and spout and flexible groove intercommunication.

In the sediment sampler, the upper end of the rotating rod is fixedly provided with the lifting handle, and the upper end of the adjusting rod is fixedly provided with the adjusting handle.

Compared with the prior art, the utility model discloses the advantage lies in:

1: fixed cover, collection room all with bull stick threaded connection, be convenient for dismantle this sampler when need not to use, improved its portability to a certain extent.

2: through the cooperation of limit structure and two fixed covers, be convenient for inject the reciprocating space of bull stick, reduced the operation degree of difficulty that the sampling depth was adjusted, can improve work efficiency to a certain extent, and improved the degree of accuracy that the sampling depth was adjusted.

To sum up, the utility model discloses be convenient for carry out the dismouting operation, can improve the portable degree of this sampler to a certain extent, and the regulation of the sample depth degree is operated comparatively portably, accurate, can improve work efficiency, carry out accurate sample to a certain extent.

Drawings

Fig. 1 is a schematic structural diagram of a sediment sampler provided by the present invention;

FIG. 2 is an enlarged view of the structure of part A in FIG. 1;

fig. 3 is an enlarged schematic view of the structure of part B in fig. 1.

In the figure: the device comprises a fixing sleeve 1, supporting legs 2, through holes 3, a rotating rod 4, an annular groove 5, an annular plate 6, a telescopic groove 7, an annular sleeve 8, a limiting structure 9, a collecting chamber 10, a collecting tank 11, a baffle plate 12, a connecting block 13, a supporting block 14, a connecting rod 15, a linkage structure 16, an adjusting rod 17, a lifting handle 18 and an adjusting handle 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a sediment sampler comprises two fixed sleeves 1, wherein supporting legs 2 are fixedly arranged on the fixed sleeves 1 at the lower end, through holes 3 are respectively arranged in the two fixed sleeves 1, annular grooves 5 are respectively arranged on the side walls of the two through holes 3, annular plates 6 are respectively fixedly arranged in the two annular grooves 5, and a rotating rod 4 is in threaded connection between the two annular plates 6;

the above is noteworthy:

1. can support and fix this sampler is whole through the design of supporting legs 2, when rotating the bull stick 4, can make it remove downwards through the cooperation of two annular plates 6 to can adjust the sample depth of bed mud.

2. The one end that two fixed covers 1 are close to mutually all is equipped with flexible groove 7, and the cooperation is installed annular cover 8 between two flexible grooves 7, can adjust the interval of two fixed covers 1 to can adjust the interval of the fixed cover 1 in the relative below in 4 upper ends of bull stick, be convenient for prescribe a limit to the degree of depth that needs take a sample earlier before taking a sample, avoid because of the muddy problem that the sample depth appears the deviation in the field of vision under water.

3. All install limit structure 9 between ring housing 8 and two flexible grooves 7, limit structure 9 comprises spring, stopper and a plurality of spacing hole, and on the stopper passed through the spring mounting ring housing 8's lateral wall, a plurality of spacing holes evenly established on fixed cover 1's lateral wall, and every spacing hole all with flexible groove 7 intercommunication, can fix fixed cover 1's interval.

4. The side wall of the annular sleeve 8 is fixedly provided with a convex block, the side wall of the fixed sleeve 1 is provided with a sliding groove, and the sliding groove is communicated with the telescopic groove 7, so that the two fixed sleeves 1 can be ensured to move in a certain direction when the distance is adjusted.

The lower end of the rotating rod 4 is in threaded connection with a collecting chamber 10, a collecting tank 11 is arranged on the side wall of the collecting chamber 10, a baffle plate 12 is rotationally connected in the collecting tank 11, a connecting block 13 is fixedly arranged on the baffle plate 12, two supporting blocks 14 are fixedly arranged on the side wall of the collecting chamber 10, a connecting rod 15 is rotationally connected between the two supporting blocks 14, and the connecting rod 15 is fixedly connected with the connecting block 13;

the above is noteworthy:

1. when baffle 12 sheltered from collecting vat 11, can keep the closure of collecting chamber 10, avoid starting the sample to the appointed degree of depth at it has not yet moved, ensured the accuracy nature of sample depth, when baffle 12 opened, rotated fixed cover 1 this moment and driven bull stick 4 and rotate to can carry out the sample operation.

2. An adjusting rod 17 is rotatably connected in the rotating rod 4, and a linkage structure 16 is arranged between the adjusting rod 17 and the connecting rod 15, so that the opening and closing of the collecting chamber 10 can be conveniently controlled.

3. Linkage structure 16 is by drive gear, connecting gear and ring gear constitute, the ring gear cover is established at regulation pole 17 lower extreme, connecting gear passes through the round bar and rotates the connection on collecting room 10, drive gear fixed mounting is in 15 upper ends of connecting rod, drive gear and ring gear all mesh with connecting gear mutually, when adjusting pole 17 and rotate, can drive connecting gear by the ring gear on it and rotate, accessible connecting gear drives drive gear and connecting rod 15 and rotates afterwards, can collect the switch of room 10 and control, the operation mode is comparatively simple and convenient.

4. A lifting handle 18 is fixedly installed at the upper end of the rotating rod 4, and an adjusting handle 19 is fixedly installed at the upper end of the adjusting rod 17, so that the opening and closing operations of the collecting chamber 10 and the lifting operation of the collecting chamber 10 can be conveniently distinguished.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A bottom mud sampler comprises two fixed sleeves (1), and is characterized in that supporting legs (2) are fixedly mounted on the fixed sleeves (1) at the lower end, through holes (3) are formed in the two fixed sleeves (1), annular grooves (5) are formed in the side walls of the two through holes (3), annular plates (6) are fixedly mounted in the two annular grooves (5), a rotating rod (4) is connected between the two annular plates (6) in a threaded manner, telescopic grooves (7) are formed in the ends, close to the two fixed sleeves (1), of the two fixed sleeves (7), an annular sleeve (8) is mounted between the two telescopic grooves (7) in a matched manner, and a limiting structure (9) is mounted between the annular sleeve (8) and the two telescopic grooves (7);

the lower extreme threaded connection of bull stick (4) has collection chamber (10), be equipped with collecting vat (11) on the lateral wall of collecting chamber (10), and collecting vat (11) internal rotation is connected with baffle (12), fixed mounting has connecting block (13) on baffle (12), fixed mounting has two supporting shoes (14) on the lateral wall of collecting chamber (10), and rotates between two supporting shoes (14) and be connected with connecting rod (15), connecting rod (15) are fixed connection with connecting block (13), bull stick (4) internal rotation is connected with adjusts pole (17), and installs linkage (16) between adjusting pole (17) and connecting rod (15).

2. A sediment sampler according to claim 1, wherein the limiting structure (9) is composed of a spring, a limiting block and a plurality of limiting holes, the limiting block is mounted on the side wall of the annular sleeve (8) through the spring, the plurality of limiting holes are uniformly arranged on the side wall of the fixed sleeve (1), and each limiting hole is communicated with the telescopic groove (7).

3. The sediment sampler of claim 1, wherein the linkage structure (16) comprises a driving gear, a connecting gear and a toothed ring, the toothed ring is sleeved at the lower end of the adjusting rod (17), the connecting gear is rotatably connected to the collecting chamber (10) through a round rod, the driving gear is fixedly arranged at the upper end of the connecting rod (15), and the driving gear and the toothed ring are meshed with the connecting gear.

4. A sediment sampler according to claim 2, wherein the side wall of the annular sleeve (8) is fixedly provided with a projection, the side wall of the fixed sleeve (1) is provided with a sliding groove, and the sliding groove is communicated with the telescopic groove (7).

5. A sediment sampler according to claim 1, wherein the upper end of the rotating rod (4) is fixedly provided with a lifting handle (18), and the upper end of the adjusting rod (17) is fixedly provided with an adjusting handle (19).