CN215414513U

CN215414513U - Water body layering sampling device

Info

Publication number: CN215414513U
Application number: CN202121095221.3U
Authority: CN
Inventors: 殷浩
Original assignee: Hefei Standeyou Testing Technology Co ltd
Current assignee: Hefei Standeyou Testing Technology Co ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2022-01-04
Anticipated expiration: 2031-05-19

Abstract

The utility model discloses a water body layered sampling device, which comprises: the sampling assembly, the bearing frame, the sealing plug, the connecting piece, the telescopic rod and the driving mechanism; the utility model discloses a sampling assembly, including sampling assembly, telescopic link, actuating mechanism, connecting piece, sampling assembly. This device has realized carrying out the layering sample to the water of the different degree of depth, effectively prevents the skew sampling point of sampling equipment in the sampling process in order to guarantee the stability of sample, through once gathering the water sample of a plurality of different depths, suitable complicated layering water sample collection.

Description

Water body layering sampling device

Technical Field

The utility model relates to the technical field of water body sampling detection, in particular to a water body layered sampling device.

Background

People can not boil water in life and production activities, particularly, the quality of drinking water is closely related to the health of people, and the requirements of people on the quality of drinking water are continuously improved along with the improvement of scientific progress and the living standard of people. In order to enhance the quality monitoring of water quality environment and grasp the current situation of water quality in time, a large amount of on-site water quality sampling and other work are required to obtain the timeliness and accuracy of water quality data.

Because natural water usually has a huge three-dimensional structure, and the characteristics of water bodies at different positions can be different, a plurality of sampling points need to be arranged in the same water body for inspecting the real environment of the water body. On the horizontal level, can realize the change of sampling point through artificial removal, and on the vertical level, then require the sampling equipment can the layering underwater operation. However, the sampling device in the prior art is generally difficult to accurately and effectively realize the function, generally has unsatisfactory acquisition precision, and is easy to mix with microorganisms in different water layers along with water flow, so that the subsequent analysis result is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides the water body layered sampling device which can be used for rapidly sampling water bodies in the same water area in a layered mode, and is high in practicability, high in sampling precision and simple in operation.

In order to achieve the above object, the present invention provides a layered water sampling device, comprising: the sampling assembly, the bearing frame, the sealing plug, the connecting piece, the telescopic rod and the driving mechanism; the utility model discloses a sampling assembly, including sampling assembly, telescopic link, actuating mechanism, connecting piece, water inlet, one end and sealed end cap fixed connection of telescopic link are kept away from to the connecting piece, the sampling assembly adaptation is placed and fixed mounting is in the inside of bearing frame, and sampling assembly includes a plurality of end to end's sampling tube, has all opened the water inlet on the lateral wall of every sampling tube, the telescopic link set up in one side of bearing frame and with bearing frame parallel arrangement, the telescopic link is connected with actuating mechanism, the one end and the telescopic link fixed connection of connecting piece, the one end and the sealed end cap fixed connection of telescopic link are kept away from to the connecting piece, the lateral wall that the sampling tube was hugged closely to sealed end cap's working face is sealed with the adaptation the water inlet.

Preferably, the water body stratified sampling device further comprises a mounting frame and a guide rod; the telescopic link, the driving mechanism and the bearing frame are fixedly mounted on the mounting frame, the guide rod is vertically arranged with the telescopic link, the telescopic link is provided with a telescopic section and a guide rod fixedly connected with the telescopic section, sleeves are arranged at the left end and the right end of the guide rod, and the sleeves are sleeved on the mounting frame.

Preferably, the stratified water sampling device further comprises: a first stopper and a second stopper; the first limiting block and the second limiting block are fixedly mounted on the mounting frame and located in the stroke range of the sleeve.

Preferably, all be equipped with the buckle on a plurality of sampling barrels, a plurality of sampling barrels pass through the buckle end to end connection in proper order, and the top that is located the sampling barrel of the top is equipped with the shadoof.

Preferably, the water inlets of the sampling cylinders are provided with filter screens.

Preferably, the carriage includes: the cover plate is provided with a clamping piece and is fixedly connected with the mounting frame through the clamping piece. The cover plate is preferably a circular cover plate, and the vertical rods are arranged around the circle center of the circular cover plate in an array mode.

Preferably, the sealing plug is provided with a first cambered surface, and the radian of the first cambered surface is consistent with that of the side wall of the sampling tube, so that the sealing plug can movably seal the water inlet of the sampling tube.

Preferably, a rubber pad is arranged on the first cambered surface.

Preferably, the bottom of the sampling cylinder at the lowest part is provided with a fixing part, the top of the fixing part is fixedly connected with the sampling assembly, and the bottom of the fixing part is fixedly connected with the bearing frame.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model is suitable for layered water body sampling, and can be used for collecting water body samples of different depths in a certain specified water area at one time by arranging a plurality of sampling cylinders which are arranged from top to bottom and sequentially connecting the plurality of sampling cylinders at the beginning, thereby being suitable for layered sampling of complex water bodies; drive sealed end cap activity through the telescopic link, and then open simultaneously or close the water inlet of a plurality of sampling barrels, can gain the water sample of the different degree of depth fast. Generally speaking, this water stratified sampling device can realize conveniently that whole device has the practicality strong to the water stratified sampling of the different degree of depth in same waters, and stratified sampling precision is high, advantages such as easy operation.

Drawings

Fig. 1 is a schematic overall structure diagram of a layered water sampling device according to the present invention;

FIG. 2 is a schematic view of the water inlet opening state of the layered water sampling device according to the present invention;

FIG. 3 is a schematic view of a sealed sampling tube adapted to a sealing plug of a layered water sampling device according to the present invention;

fig. 4 is a schematic structural view of a carrier frame of a layered water sampling device according to the present invention;

in the figure: the device comprises a mounting frame, a sampling assembly, a sampling barrel, a water inlet, a buckle, a lifting rod, a filter screen, a fixing piece, a bearing frame, a cover plate, a vertical rod, a clamping piece, a 4 sealing plug, a first cambered surface, a rubber pad, a connecting piece, a 6 telescopic rod, a 7 driving mechanism, a guide rod, a sleeve 81, a first limiting block 91 and a second limiting block 92, wherein the mounting frame is 1, the sampling assembly is 2, the sampling barrel is 21, the water inlet is 22, the buckle is 23, the lifting rod is 24, the filter screen is 25, the fixing piece is 26, the bearing frame is 3, the cover plate is 31, the vertical rod is 32, the clamping piece is 33, the sealing plug is 4, the first cambered surface is 41, the rubber pad is 42, the connecting piece is 5, the telescopic rod is 6, the driving mechanism is 7, the guide rod is 8, the sleeve is 81, the first limiting block is 91, and the second limiting block is 92.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the 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.

Referring to figures 1-4: the utility model provides a water body layered sampling device, which comprises: the device comprises a mounting frame 1, a sampling assembly 2, a bearing frame 3, a sealing plug 4, a connecting piece 5, an expansion link 6 and a driving mechanism 7.

In specific embodiment, the lower part at mounting bracket 1 is installed to bearer frame 3, telescopic link 6 is installed on mounting bracket 1 and is located one side of bearer frame 3, and telescopic link 6 and bearer frame 3 parallel arrangement, before the sample, will first end to end fixed connection about a plurality of sampler barrels 21 of sampling subassembly 2 in proper order, then place its adaptation in bearer frame 3, because all opened water inlet 22 on the lateral wall of every sampler barrel 21, and be connected with a plurality of sealed end caps 4 through connecting piece 5 on the telescopic link 6, sampler barrel 21 is hugged closely to the working face of sealed end cap 4, and then can the sealed this water inlet 22 of adaptation, telescopic link 6 is connected with actuating mechanism 7, starts actuating mechanism 7 and can order about telescopic link 6 and extend or shrink to drive the activity of sealed end cap 4 and open or close water inlet 22.

Further, in the embodiment, all be equipped with buckle 23 on a plurality of sampling barrels 21, a plurality of sampling barrels 21 are end to end connected in proper order through buckle 23, and the top that is located the sampling barrel 21 of the top is equipped with shadoof 24, and the upper and lower position connection can be directed against the water in the different degree of depth and carry out the layering sample on a plurality of sampling barrels 21, is provided with shadoof 24 on the sampling barrel 21 of the top for taking out the sampling component 2 that includes a plurality of end to end's sampling barrel 21 after the sample finishes.

Further, in the specific embodiment, the water inlets 22 of the plurality of sampling cylinders 21 are provided with the filter screen 25, and in the process of sampling the water body, the filter screen 25 can filter part of impurities in the water body, so that the sampling quality is ensured.

Further, in a specific embodiment, the device for stratified sampling of a water body further comprises: a guide rod 8, a first stopper 91, and a second stopper 92; the guide rod 8 and the telescopic rod 6 are vertically arranged and fixedly connected, sleeves 81 are arranged at two ends of the guide rod 8, and the sleeves 81 are sleeved on the mounting frame 1; through this connected mode of guide bar 8 and telescopic link 6, can drive guide bar 8 translation from top to bottom at the extension of telescopic link 6 or shrink in-process, therefore guide bar 8 plays limiting displacement to telescopic link 6, has strengthened the stability of whole device.

Further, in a specific embodiment, the first limiting block 91 and the second limiting block 92 are both fixedly mounted on the mounting frame 1 and located within a stroke range of the sleeve 81, the guiding rod 8 can ensure that the telescopic rod 6 cannot be angularly displaced in the process of extending or contracting, the first limiting block 91 and the second limiting block 92 can be used for limiting the stroke of the sleeve 81, when the sleeve 81 moves upwards to abut against the first limiting block 91, the water inlet 22 is in an open state, when the sleeve 81 moves downwards to abut against the second limiting block 92, the water inlet 22 is in a closed state, and the state of the water inlet 22 is indirectly displayed by observing the position of the sleeve 81.

Further, in a specific embodiment, the carrier frame 3 specifically includes: the mounting frame comprises a circular cover plate 31 and a plurality of vertical rods 32 distributed around the circle center of the cover plate 31 in an array mode, wherein the vertical rods (32) are fixedly connected with the circular cover plate 31, and a clamping piece 33 is arranged on the cover plate 31 and is fixedly connected with the mounting frame 1 through the clamping piece 33; open apron 31 and can get and put sampling component 2, bear frame 3 plays the installation fixed action to sampling component 2, finishes the back at the sample, takes off bearing frame 3 from mounting bracket 1.

Further, in the specific embodiment, a fixing member 26 is disposed at the bottom of the lowermost sampling cylinder 21, the top of the fixing member 26 is fixedly connected to the sampling assembly 2, the bottom of the fixing member 26 is fixedly connected to the carrying frame 3, and the fixing member 26 is used to detachably mount the sampling assembly 2 and the carrying frame 3.

Further, in a specific embodiment, the sealing plug 4 has a first arc surface 41, and the arc degree of the first arc surface 41 is consistent with that of the side wall of the sampling tube 21, so that the sealing plug 41 can movably seal the water inlet 22 of the sampling tube 21, and the working surface of the sealing plug 4 is an arc surface, and the working surface faces the water inlet 22 and is tightly attached to the side wall of the sampling tube 21.

Further, in a specific embodiment, a rubber pad 42 is disposed on the first arc surface 41, and a layer of rubber pad 42 is disposed to make the sealing effect of the sealing plug 4 better.

The working principle is as follows: before sampling, a worker places the sampling device at a designated position, sequentially connects a plurality of sampling cylinders 21 end to form a whole, then places the whole into a bearing frame 3, clamps the bearing frame 3 on an installation frame 1, at the moment, a sleeve 81 is contacted with a second limiting block 92, a sealing plug 4 is positioned at the position for plugging a water inlet 22, then sinks the device to a water area to be sampled, controls the sinking depth, when the designated position is reached, a driving mechanism 7 is started to drive a telescopic rod 6 to contract so as to drive the sealing plug 4 to move upwards, the telescopic rod 6 simultaneously drives the sleeve 81 to move upwards, when the sleeve 81 is contacted with a first limiting block 91, the water inlet 22 is in an open state, water enters the sampling cylinders 21 through a filter screen 25, after the sampling cylinders 21 are filled with water, the sampling mechanism 7 is started again to drive the telescopic rod 6 to extend so as to drive the sealing plug 4 to close the water inlet 22, after the sample, take out whole sampling subassembly, dismantle down bearing frame 3 and take off a plurality of sampler barrels 21, wait to detect the water sample with in the sampler barrel 21 and collect, whole sampling process finishes, can be to the water stratified sampling of the different degree of depth through the device.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A water stratified sampling device, comprising: the sampling device comprises a sampling assembly (2), a bearing frame (3), a sealing plug (4), a connecting piece (5), a telescopic rod (6) and a driving mechanism (7); sampling subassembly (2) fixed mounting has all seted up water inlet (22) in the inside of carriage (3), sampling subassembly (2) including a plurality of end to end's sampling tube (21) on the lateral wall of every sampling tube (21), telescopic link (6) set up in one side of carriage (3) and with carriage (3) parallel arrangement, telescopic link (6) are connected to actuating mechanism (7), the one end and telescopic link (6) fixed connection, the other end and sealed end cap (4) fixed connection of connecting piece (5), the working face of sealed end cap (4) is hugged closely the lateral wall of sampling tube (21) and is sealed with the adaptation water inlet (22).

2. The water body stratified sampling apparatus as claimed in claim 1, further comprising a mounting frame (1) and a guide bar (8); telescopic link (6), actuating mechanism (7) and carriage (3) all with mounting bracket (1) fixed mounting, guide bar (8) are laid with telescopic link (6) are perpendicular, and telescopic link (6) have flexible section (61) and guide bar (8) and flexible section (61) fixed connection, and both ends all are equipped with sleeve (81) about guide bar (8), sleeve (81) are all established on mounting bracket (1).

3. The water stratified sampling device of claim 2, further comprising a first stopper (91) and a second stopper (92) for limiting the stroke range of the guide bar (8); the first limiting block (91) and the second limiting block (92) are fixedly mounted on the mounting frame (1) and located within the stroke range of the sleeve (81).

4. The layered water sampling device according to claim 1, wherein the plurality of sampling barrels (21) are provided with buckles (23), the plurality of sampling barrels (21) are sequentially connected end to end through the buckles (23), and a lifting rod (24) is arranged at the top of the uppermost sampling barrel (21).

5. The layered water sampling device according to claim 1 or 4, wherein a filter screen (25) is arranged at each of the water inlets (22) of the plurality of sampling cylinders (21).

6. The water body stratified sampling apparatus as claimed in claim 2, wherein the carrier frame (3) comprises: apron (31) and many montants (32) with apron (31) fixed connection, be equipped with joint spare (33) on apron (31) and pass through joint spare (33) and mounting bracket (1) fixed connection.

7. The layered water sampling device according to claim 6, wherein the cover plate (31) is a circular structure, and the plurality of vertical rods (32) are arranged around the circular center of the circular cover plate (31).

8. The layered water sampling device according to claim 1, wherein the sealing plug (4) has a first arc surface (41), and the first arc surface (41) is in accordance with the arc of the side wall of the sampling tube (21) and is adapted to be tightly attached to the side wall of the sampling tube, so that the sealing plug (4) can movably seal the water inlet (22) of the sampling tube (21).

9. The stratified water sampling device according to claim 8, wherein a rubber pad (42) is provided on the first curved surface (41).

10. The water body stratified sampling device according to claim 1, wherein a fixing member (26) is arranged at the bottom of the lowermost sampling cylinder (21), the top of the fixing member (26) is fixedly connected with the sampling assembly (2), and the bottom of the fixing member (26) is fixedly connected with the bearing frame (3).