CN214040806U

CN214040806U - Rotary opening-closing type water body sampler

Info

Publication number: CN214040806U
Application number: CN202023098089.XU
Authority: CN
Inventors: 张欣; 张保祥; 陈华伟; 李冰
Original assignee: Water Resources Research Institute of Shandong Province
Current assignee: Water Resources Research Institute of Shandong Province
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-08-24
Anticipated expiration: 2030-12-21

Abstract

The utility model provides a rotary open-close type water body sampler, which comprises a pipe body with a cavity arranged inside, wherein a sampling box is arranged in the cavity of the pipe body in a rotating way, a sampling port is arranged on the pipe body, a cross connector is fixedly connected in the sampling box, and the cross connector enables the sampling box to form a plurality of sampling spaces; the sampling box is provided with a plurality of small cavities, sealing aluminum sheets are arranged in the small cavities, the sealing aluminum sheets are rotatably connected with the sampling box through rotating shafts, the sealing aluminum sheets are connected with torsion springs, the torsion springs are connected with the sampling box, and the sealing aluminum sheets enable the sampling space to form a closed space; the sealing aluminum sheet is in sliding contact with the inner wall of the tube body, and a small cavity formed in the sampling box is communicated with the sampling space; the upper end of the cross-shaped connector is connected with a rotating rod. This device easy operation, it is rational in infrastructure, the sampling work of adaptable deep water, can in time store the sample data layering that the sample obtained again simultaneously, greatly improved work efficiency.

Description

Rotary opening-closing type water body sampler

Technical Field

The utility model relates to a water quality testing technical field, concretely relates to rotatory open-close type water sampler.

Background

The water quality monitoring is a process of monitoring and measuring the types of pollutants in the water body, the concentrations and the variation trends of various pollutants and evaluating the water quality condition. The monitoring range is very wide, and the monitoring range comprises uncontaminated and contaminated natural water (rivers, lakes, seas and underground water), various industrial drainage and the like.

At present, in the water body sampling process, a water sample for analysis is representative and can reflect the chemical composition and characteristics of the water body. The sampling method, position, time, frequency and the like are determined according to the characteristics of the water body and the analysis purpose. At present, the sampling demand of deep water can't be satisfied to current water sampling device, and its sampling process is often very loaded down with trivial details, is unfavorable for going on of sampling work. Meanwhile, in the sampling process, the existing sampling equipment cannot collect a plurality of sample data, different sample data are very difficult to store in the collecting process, impurities can easily enter the sample data due to human factors, and the operation is very inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, a rotary open-close type water sampler is provided. This device easy operation, it is rational in infrastructure, the sampling work of adaptable deep water, can in time store the sample data layering that the sample obtained again simultaneously, greatly improved work efficiency.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a rotary open-close type water body sampler, which comprises a pipe body with a cavity arranged inside, wherein a sampling box is arranged in the cavity of the pipe body in a rotating way, a sampling port is arranged on the pipe body, a cross-shaped connector is fixedly connected in the sampling box, and the cross-shaped connector enables the sampling box to form a plurality of sampling spaces; the sampling box is provided with a plurality of small cavities, the small cavities formed in the sampling box are communicated with the sampling space, and each small cavity is internally provided with a sealing aluminum sheet; the aluminum sealing sheet is rotatably connected with the sampling box through a rotating shaft, the aluminum sealing sheet is further connected with a torsion spring, the torsion spring is connected with the sampling box, and the aluminum sealing sheet enables the sampling space to form a closed space; the sealing aluminum sheet is in sliding contact with the inner wall of the tube body, and when the sealing aluminum sheet rotates, the sampling space is communicated with the sampling port; wear out cross connector upper end sample box and fixedly connected with dwang, the first bevel gear of dwang fixedly connected with, first bevel gear meshing is connected with second bevel gear, second bevel gear is connected with the hand wheel, the hand wheel runs through the body and with the body rotates to be connected.

Preferably, still be provided with the ratchet in the body cavity, the ratchet with dwang fixed connection, the ratchet cooperation is provided with the pawl, pawl one end with the body inner wall is articulated, the pawl other end through little spring with the body inner wall links to each other.

Preferably, the inner wall of the pipe body is fixedly connected with a limiting block, and the rotating rod penetrates through the limiting block and is connected with the limiting block in a rotating mode.

Preferably, the sampling port is also connected with a filter screen.

Preferably, the contact part of the aluminum sealing sheet and the pipe body is also provided with a rubber pad.

Preferably, the bottom end of the tube body is fixedly connected with a conical base.

Preferably, the sampling spaces are provided with four sampling spaces.

Preferably, the upper end of the rotating rod is rotatably connected with the pipe body.

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

1. the utility model discloses a what set up has a plurality of sample spaces samples the box, realizes going on of multilayer water sample work, and the torsion spring who wherein sets up realizes aluminum sealing sheet's rotation to make sample space and sample connection be linked together, realize going on of water sample work.

2. The utility model discloses a bevel gear of adoption, wherein bevel gear and dwang fixed connection, another bevel gear passes through the hand wheel and drives the rotation, and two bevel gears cooperate to drive the dwang through the hand wheel and rotate, rational in infrastructure, easy operation makes things convenient for going on of sampling work.

3. The utility model discloses a ratchet and pawl complex structure that sets up, wherein the pawl rotates with the body to be connected, and the pawl is used for preventing ratchet clockwise rotation, under the effect of ratchet, and then prevents thereby that dwang clockwise rotation from influencing going on of sample work.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the structure of part A-A in FIG. 1;

FIG. 3 is a schematic view of the structure of part B-B of FIG. 1;

FIG. 4 is a schematic view of the structure of part B-B of FIG. 1 (in operation);

fig. 5 is a schematic view of the sampling port of fig. 3.

Description of reference numerals:

1, a conical base; 2, sampling a box; 3, a pipe body; 4, a cross connector; 5, a limiting block; 6 a first bevel gear; 7, ratchet wheel; 8, a pawl; 9 a positioning key; 10 sampling port; 11 sealing the aluminum sheet; 12 a rotating shaft; 13 a torsion spring; 14 rotating the rod; 15 sampling space; 16, a filter screen; 17, a rubber pad; 18 a second bevel gear; 19 a hand wheel; 20 small springs.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

Example one

As shown in fig. 1-5, this embodiment provides a rotatory open-close type water sampler, including the inside body 3 of seting up the cavity, body 3 bottom is fixedly connected with conical foundation 1 still, and conical foundation 1 helps reducing the whereabouts in-process, and the resistance of water makes things convenient for more quick decline to reach the assigned position in the water.

The inner cavity of the tube body 3 is rotatably connected with a sampling box 2, the outer wall of the tube body 3 is provided with scale marks, and the scale marks facilitate a user to observe the depth of the device entering water. The tube body 3 is provided with a sampling port 10, a cross connector 4 is fixedly connected in the sampling box 2, and the cross connector 4 enables the sampling box 2 to form a plurality of sampling spaces 15; in this example, the number of sampling spaces is 4. The tube 3 is made of transparent material, and the motion condition of the internal mechanism can be observed through the tube 3.

The sampling box 2 is provided with a plurality of small cavities, and the number of the small cavities is 4 as same as that of the sampling spaces 15. The sampling box 2 is provided with small cavities communicated with the sampling space, each small cavity is internally provided with a sealing aluminum sheet 11, the sealing aluminum sheet 11 is rotatably connected with the sampling box 2 through a rotating shaft 12, and the rotation of the sealing aluminum sheet 11 is realized under the action of the rotating shaft 12; the aluminum sealing sheet 11 is also connected with a torsion spring 13, and the torsion spring 13 is connected with the sampling box 2.

Wherein, the aluminum sealing sheet 11 is in sliding contact with the inner wall of the tube body 3, the torsion spring 13 applies acting force to the aluminum sealing sheet 11 moving in the direction far away from the tube body 3, and the aluminum sealing sheet 11 can relatively rotate under the action of the torsion spring 13; in the initial state, the aluminum sealing sheet 11 forms a closed space in the sampling space 15 in the sampling box 2, and the sampling space is communicated with the sampling port 10 when the aluminum sealing sheet 11 rotates. Under the action of the torsion spring 13, the sealing aluminum sheet 11 penetrates through the sampling port 10 and extends to the outside, and under the action of the sealing aluminum sheet 11, water can enter the sampling space 15 of the sampling box 2 through the sampling port 10.

The contact part of the sealing aluminum sheet 11 and the pipe body 3 is also provided with a rubber pad 17, and the rubber pad 17 is used for realizing sealing and preventing water from entering the pipe body 3 to influence water quality collection work. The sampling port 10 is further connected with a filter screen 16, and the filter screen 16 is used for filtering sundries and preventing the sundries from entering the sampling space 10.

Sampling box 2 and fixedly connected with dwang 14 are worn out to cross connector 4 upper end, and the dwang 14 upper end is rotated with body 3 and is connected, and 3 inner walls of body are fixedly connected with stopper 5 still, and dwang 14 runs through stopper 5 and rotates with stopper 5 to be connected, and stopper 5 is used for realizing the relatively fixed of dwang 14 position.

The rotating rod 14 is fixedly connected with a first bevel gear 6, the first bevel gear 6 is meshed with a second bevel gear 18, the second bevel gear 18 is connected with a hand wheel 19, the first bevel gear 6 and the second bevel gear 18 are arranged in a cavity of the pipe body 3, and the hand wheel 19 penetrates through the pipe body 3 and is rotationally connected with the pipe body 3. The rotating operation of the rotating rod 14 is realized by rotating the hand wheel 19, which drives the second bevel gear 18 to rotate, and further drives the first bevel gear 6 to rotate.

Example two

Referring to fig. 1-5, the other structures are the same as those of the first embodiment, except that in the present embodiment, it is considered that the rotating rod 14 may rotate clockwise due to human factors and the like during the rotation process of the rotating rod 14, thereby affecting the proceeding of the collecting operation.

Consequently, still be provided with ratchet 7 in the body 3 cavity, ratchet 7 passes through navigation key 9 and dwang 14 fixed connection, and ratchet 7 cooperation is provided with

pawl

8, and 8 one ends of pawl are articulated with 3 inner walls of body, and the 8 other ends of pawl pass through little spring 20 and link to each other with 3 inner walls of body, and little spring 20 is used for realizing the reset work of pawl 8, and

pawl

8 and 7 sliding contact of ratchet prevent ratchet 7 clockwise rotation, and then prevent dwang 14 clockwise turning. Wherein the length of the pawl 8 is greater than the length of the ratchet wheel 7 to the inner wall of the tube body 3.

The specific working process is as follows: through rotating hand wheel 19, drive second bevel gear 18 and rotate, and then drive first bevel gear 6 and rotate to drive dwang 14 anticlockwise rotation, under torsion spring 13's effect, aluminum sealing sheet 11 rotates, makes the sample space 15 in the sample box 2 be linked together with sample connection 10, and water gets into in the sample space 15 via sample connection 10.

When one of the sampling spaces 15 finishes the sampling work, the hand wheel 19 is continuously rotated to communicate the empty sampling space 15 with the sampling port 10, and water enters the sampling space 15 through the sampling port 10.

In order to avoid making mistakes in the sampling box 2 sampling process, the sample space of sampling box 2 scribbles different colours, and the sample space of different colours is observed to accessible body 3, conveniently distinguishes, and marks the sequence number above the sampling box 2, makes things convenient for going on of staff's sample work.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A rotary opening-closing type water sampler comprises a pipe body (3) with a cavity formed inside, and is characterized in that a sampling box (2) is rotationally arranged in the cavity of the pipe body (3), the pipe body (3) is provided with a sampling port (10), a cross connector (4) is fixedly connected in the sampling box (2), and the sampling box (2) forms a plurality of sampling spaces (15) through the cross connector (4); the sampling box (2) is provided with a plurality of small cavities, the small cavities formed in the sampling box (2) are communicated with the sampling space (15), and each small cavity is internally provided with a sealing aluminum sheet (11); the aluminum sealing sheet (11) is rotatably connected with the sampling box (2) through a rotating shaft (12), the aluminum sealing sheet (11) is further connected with a torsion spring (13), the torsion spring (13) is connected with the sampling box (2), and the aluminum sealing sheet (11) enables the sampling space (15) to form a closed space; the aluminum sealing sheet (11) is in sliding contact with the inner wall of the tube body (3), and when the aluminum sealing sheet (11) rotates, the sampling space (15) is communicated with the sampling port (10); wear out cross connector (4) upper end sample box (2) and fixedly connected with dwang (14), the first bevel gear (6) of dwang (14) fixedly connected with, first bevel gear (6) meshing is connected with second bevel gear (18), second bevel gear (18) are connected with hand wheel (19), hand wheel (19) run through body (3) and with body (3) rotate to be connected.

2. A rotary opening-closing water sampler according to claim 1, wherein a ratchet wheel (7) is further arranged in the cavity of the tube body (3), the ratchet wheel (7) is fixedly connected with the rotating rod (14), the ratchet wheel (7) is provided with a pawl (8) in a matching manner, one end of the pawl (8) is hinged to the inner wall of the tube body (3), and the other end of the pawl (8) is connected with the inner wall of the tube body (3) through a small spring (20).

3. The rotary opening-closing water sampler according to claim 2, wherein the inner wall of the tube body (3) is further fixedly connected with a limiting block (5), and the rotating rod (14) penetrates through the limiting block (5) and is rotatably connected with the limiting block (5).

4. A rotary open-close water sampler according to claim 1 wherein the sampling port (10) is further connected with a sieve (16).

5. A rotary open-close type water body sampler according to claim 1, wherein the contact part of the aluminum sealing sheet (11) and the tube body (3) is further provided with a rubber gasket (17).

6. A rotary opening-closing water sampler according to claim 1, characterized in that the bottom end of the tube body (3) is fixedly connected with a conical base (1).

7. A rotary open-close water sampler according to claim 1 in which there are four sampling spaces (15).

8. A rotary open-close type water body sampler according to claim 1, characterized in that the upper end of the rotating rod (14) is rotatably connected with the tube body (3).