CN211784505U

CN211784505U - Sampling device

Info

Publication number: CN211784505U
Application number: CN202020473406.2U
Authority: CN
Inventors: 於东军
Original assignee: Hangzhou Jinfeng Environmental Protection Technology Co ltd
Current assignee: Hangzhou Jinfeng Environmental Protection Technology Co ltd
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-10-27
Anticipated expiration: 2030-04-02

Abstract

The utility model relates to a sampling device, it includes along the horizontal direction set up in the through-hole of jar body lateral part and be the sampling tube that "L" shape set up, the sampling tube inlays the rotating-tube of establishing level pipe and perpendicular to horizontal tube in the through-hole including rotating, the one end of level pipe is fixed to be linked together in the rotating-tube and is located jar internal solution, the valve is worn out and installed in the through-hole in the one end of rotating-tube is kept away from to the horizontal tube, and the below of this end is equipped with the support, has placed the sampling cup on the support. The position that the rotating tube was kept away from the one end of horizontal tube can be changed to rotatory horizontal tube, because of the one end of horizontal tube is arranged in the internal solution of jar, so open the valve after, the internal solution of jar will flow into in the sampling cup through rotating tube and horizontal tube. The utility model discloses can carry out the multiposition sample to the accuracy of testing result has been improved.

Description

Sampling device

Technical Field

The utility model belongs to the technical field of the technique of sampling equipment and specifically relates to a sampling device is related to.

Background

Chemical industry retort is the most commonly used basic equipment in the chemical industry production, and in the chemical reaction process, in order to detect whether the material reacts completely, need in time carry out sample detection to the solution in the retort through sampling device.

The existing reaction tank comprises a tank body with a feeding pipe and a discharging pipe, a sealing valve is arranged on the discharging pipe, and a sampling port is generally arranged at the bottom of the reaction tank, so that the sampling is convenient. However, because the materials in the tank body are influenced by factors such as stirring and temperature, the materials in the tank body cannot all reach the required indexes at the same time, and therefore, the accuracy of the detection result cannot be ensured only by sampling and detecting the materials at a single position of the tank body, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sampling device, can carry out the multiposition sample to the not enough of prior art existence has improved the accuracy of testing result.

The above object of the present invention can be achieved by the following technical solutions: the utility model provides a sampling device, includes along the horizontal direction offer in the through-hole of jar body lateral part with be the sampling tube that "L" shape set up, the sampling tube inlays the rotating tube of establishing the level pipe in the through-hole and perpendicular to level pipe including rotating, the one end of level pipe is fixed to be linked together in the rotating tube and is located jar internal solution, the level pipe is kept away from in the one end of rotating tube and is worn out and install the valve in the through-hole, and the below of this end is equipped with the support, has placed the sampling cup on the support.

Through adopting above-mentioned technical scheme, rotatory horizontal pipe can change the position that the rotating tube was kept away from the one end of horizontal pipe and is located, because of the one end of horizontal pipe is located the internal solution of jar, so open the valve after, the internal solution of jar will flow into through rotating tube and horizontal pipe in the sampling cup, so this device can carry out the multiposition sample to the accuracy of testing result has been improved.

The present invention may be further configured in a preferred embodiment as: one end of the horizontal tube far away from the rotating tube is fixedly communicated with a sample outlet tube parallel to the rotating tube, a plurality of groups of sampling cups are placed on the support, and the arrangement direction of the sampling cups is perpendicular to the axial direction of the horizontal tube.

By adopting the technical scheme, the sample outlet pipe is parallel to the rotating pipe, so that the position of the rotating pipe in the tank body can be determined according to the position of the sample outlet pipe, and the operation is convenient; when the position of the end of the rotating tube far away from the horizontal tube is changed, the position of the end of the sample outlet tube far away from the horizontal tube is also changed, so that the solution flowing out from different positions can flow into different sampling cups.

The present invention may be further configured in a preferred embodiment as: the end of the sample outlet pipe far away from the horizontal pipe is fixedly communicated with a hose, and a waste liquid box positioned on one side of the sampling cup is placed on the support.

By adopting the technical scheme, before sampling, the hose is rotated to be right above the waste liquid box, then the valve is opened, the solution in the tank body enters the sampling pipe at the moment, and the solution remained in the sampling pipe during the last sampling is flushed into the waste liquid box, so that the solution sampled at the last time is not easy to influence the sampling at this time; then the hose is rotated to the position right above the sampling cup, and the sampling at this time can be carried out.

The present invention may be further configured in a preferred embodiment as: the bracket is fixedly provided with a sector ring positioned below the horizontal pipe, the horizontal pipe is provided with a limiting part and a spring which enables the limiting part to abut against the inner wall of the sector ring, and two ends of the spring are respectively and fixedly connected to the limiting part and the outer wall of the horizontal pipe.

Through adopting above-mentioned technical scheme, the spring will make the locating part support tightly in the inner wall of sector ring, so under the condition of no artificial application of force, the level pipe will be difficult for rotating to the stability of sampling tube in the sampling process has been improved.

The present invention may be further configured in a preferred embodiment as: and a plurality of clamping grooves for clamping the limiting parts are formed in the inner wall of the fan-shaped ring.

Through adopting above-mentioned technical scheme, when the spring was in natural state, the locating part was with the joint at the joint inslot for the level pipe is difficult for rotating at will, thereby has further improved the stability of sampling tube in the sampling process.

The present invention may be further configured in a preferred embodiment as: the locating part is globular setting, and the degree of depth in each joint groove all is less than the radius of locating part.

By adopting the technical scheme, when multi-position sampling is required, the horizontal pipe is firstly rotated to enable the limiting part to abut against the groove wall of the clamping groove, and at the moment, the spring is compressed and enables the limiting part to be separated from the clamping groove; treat that the horizontal pipe rotates and make the locating part correspond to next joint inslot, the spring will reply to natural state and make the locating part joint at this joint inslot, so the cooperation of spring and joint spare has both guaranteed the stability of sampling tube in the sampling process, is convenient for the sampling tube to rotate again and changes the sampling position.

The present invention may be further configured in a preferred embodiment as: a limiting rod is fixed on the outer wall of the horizontal pipe, and a limiting groove for the sliding embedding of the limiting rod is formed in the limiting part.

Through adopting above-mentioned technical scheme for the locating part only can follow the gag lever post endwise slip, has avoided the condition emergence that the locating part rocked, thereby has improved the stability of sampling tube in the sampling process.

The present invention may be further configured in a preferred embodiment as: and a turntable is fixed on the horizontal pipe.

Through adopting above-mentioned technical scheme, rotatory carousel can make the horizontal pipe rotate convenient operation.

To sum up, the utility model discloses a following beneficial technological effect:

1. the sampling tube, the valve and the sampling cup are arranged, the position of one end of the rotating tube far away from the horizontal tube can be changed by rotating the horizontal tube, and the solution in the tank body flows into the sampling cup through the rotating tube and the horizontal tube, so that the device can carry out multi-position sampling, and the accuracy of a detection result is improved;

2. the sample outlet pipe is arranged, so that the solution flowing out from different positions can flow into different sampling cups by rotating the horizontal pipe;

3. the arrangement of the hose and the waste liquid box enables the solution in the tank body to wash the solution remained in the sampling pipe during the last sampling into the waste liquid box, so that the solution sampled last time is not easy to influence the current sampling;

4. the arrangement of the sector ring, the limiting piece and the spring ensures that the horizontal tube is not easy to rotate, thereby improving the stability of the sampling tube in the sampling process.

Drawings

Fig. 1 is a schematic view of the overall structure in the embodiment of the present invention;

fig. 2 is a schematic sectional view showing the sampling tube and the tank in the embodiment of the present invention.

Reference numerals: 1. a tank body; 11. a through hole; 2. a sampling tube; 21. a horizontal tube; 22. rotating the tube; 23. a valve; 24. a sample outlet pipe; 25. a hose; 26. a turntable; 3. a support; 31. a sampling cup; 32. a waste liquid box; 4. a sector ring; 41. a clamping groove; 42. a limiting member; 43. a spring; 44. a limiting rod.

Detailed Description

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

As shown in figures 1 and 2, a sampling device comprises a through hole 11 arranged on the side of a tank body 1 along the horizontal direction and a sampling tube 2 arranged in an L shape, wherein the sampling tube 2 comprises a horizontal tube 21 embedded in the through hole 11 in a rotating manner and a rotating tube 22 perpendicular to the horizontal tube 21, one end of the horizontal tube 21 is fixedly communicated with the rotating tube 22 and is positioned in a solution in the tank body 1, and one end of the horizontal tube 21, which is far away from the rotating tube 22, penetrates out of the through hole 11 and is provided with a valve 23. The position of one end of the rotating pipe 22 far away from the horizontal pipe 21 can be changed by rotating the horizontal pipe 21, and after the valve 23 is opened, the solution in the tank body 1 flows out through the rotating pipe 22 and the horizontal pipe 21, so that the device can perform multi-position sampling, and the accuracy of a detection result is improved.

As shown in fig. 2, a support 3 is arranged below one end of the horizontal tube 21 far away from the rotating tube 22, a plurality of groups of sampling cups 31 are placed on the support 3, and the arrangement direction of the sampling cups 31 is perpendicular to the axial direction of the horizontal tube 21; a sample outlet pipe 24 parallel to the rotating pipe 22 is fixedly communicated with one end of the horizontal pipe 21 far away from the rotating pipe 22. When the position of the end of the rotary tube 22 away from the horizontal tube 21 is changed, the position of the end of the sample outlet tube 24 away from the horizontal tube 21 is also changed, so that the solution flowing from different positions can flow into different sampling cups 31.

As shown in fig. 2, the fixed intercommunication of one end of keeping away from horizontal pipe 21 of appearance pipe 24 has hose 25, place the waste liquid box 32 that is located sampling cup 31 one side on the support 3, before taking a sample, rotate hose 25 to waste liquid box 32 directly over earlier, then open valve 23, the solution of the internal 1 of jar will enter into sampling tube 2 this moment, and the solution that remains in sampling tube 2 when will taking a sample last flushes to waste liquid box 32 in, make the solution of the sample last time be difficult for influencing the sample this time.

As shown in FIG. 2, a rotatable disk 26 is fixed to the vial 21, and rotation of the vial 21 is facilitated by the disk 26. A sector ring 4 positioned below the horizontal pipe 21 is fixed on the bracket 3, and a plurality of clamping grooves 41 are formed in the inner wall of the sector ring 4; be equipped with locating part 42 and spring 43 on the horizontal pipe 21, the both ends of spring 43 are fixed connection respectively in the outer wall of locating part 42 and horizontal pipe 21, and when spring 43 was in natural state, locating part 42 will be the joint in joint groove 41 for horizontal pipe 21 is difficult for random rotation, thereby has improved the stability of sampling tube 2 in the sampling process.

As shown in fig. 2, the position-limiting members 42 are arranged in a spherical shape, and the depth of each clamping groove 41 is smaller than the radius of the position-limiting member 42, so that when multi-position sampling is required, the horizontal tube 21 is rotated to make the position-limiting members 42 abut against the groove walls of the clamping grooves 41, and at this time, the springs 43 are compressed to make the position-limiting members 42 separate from the clamping grooves 41; when the horizontal tube 21 rotates to make the position-limiting member 42 correspond to the next engaging groove 41, the spring 43 will return to the natural state and make the position-limiting member 42 engage with the engaging groove 41, so that the sampling tube 2 can be rotated to change the sampling position.

As shown in fig. 2, a limiting rod 44 is fixed on the outer wall of the horizontal tube 21, a limiting groove (not shown in the figure) is formed in the limiting member 42, and the limiting rod 44 is slidably embedded in the limiting groove, so that the limiting member 42 can only axially slide along the limiting rod 44, the occurrence of shaking of the limiting member 42 is avoided, and the stability of the sampling tube 2 in the sampling process is improved.

The implementation principle of the embodiment is as follows: in the sampling process, the valve 23 is opened, and the solution in the tank body 1 flows into the sampling cup 31 through the sampling tube 2; then, the turntable 26 is rotated to make the limiting member 42 abut against the groove wall of the clamping groove 41, and at this time, the spring 43 is compressed to make the limiting member 42 separate from the clamping groove 41; when the horizontal tube 21 rotates to make the position-limiting member 42 correspond to the next engaging groove 41, the spring 43 will return to the natural state and urge the position-limiting member 42 to engage in the engaging groove 41, and at this time, the position of the end of the rotating tube 22 away from the horizontal tube 21 will change.

Before sampling, the hose 25 is rotated to a position right above the waste liquid box 32, then the valve 23 is opened, the solution in the tank body 1 enters the sampling tube 2 at the moment, and the solution remained in the sampling tube 2 during sampling at the last time is flushed into the waste liquid box 32, so that the solution sampled at the last time is not easy to influence the sampling at the present time; then, the hose 25 is rotated to a position right above the sampling cup 31, so that the solution in the tank body 1 flows into another sampling cup 31.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A sampling device, characterized by: including offering in through-hole (11) of the jar body (1) lateral part and sampling tube (2) that are "L" shape setting along the horizontal direction, sampling tube (2) inlay rotation tube (22) of establishing horizontal pipe (21) and perpendicular to horizontal pipe (21) in through-hole (11) including rotating, the one end of horizontal pipe (21) is fixed to be linked together in rotation tube (22) and is arranged in the solution of the jar body (1), valve (23) are worn out and installed in through-hole (11) to the one end of keeping away from rotation tube (22) in horizontal pipe (21), and the below of this end is equipped with support (3), sampling cup (31) have been placed on support (3).

2. A sampling device according to claim 1, wherein: one end of the horizontal tube (21) far away from the rotating tube (22) is fixedly communicated with a sample outlet tube (24) parallel to the rotating tube (22), a plurality of groups of sampling cups (31) are placed on the support (3), and the arrangement direction of the sampling cups (31) is perpendicular to the axial direction of the horizontal tube (21).

3. A sampling device according to claim 2, wherein: one end of the sample outlet pipe (24) far away from the horizontal pipe (21) is fixedly communicated with a hose (25), and a waste liquid box (32) positioned on one side of the sampling cup (31) is placed on the support (3).

4. A sampling device according to claim 1, wherein: the support (3) is fixedly provided with a sector ring (4) positioned below the horizontal pipe (21), the horizontal pipe (21) is provided with a limiting piece (42) and a spring (43) for urging the limiting piece (42) to abut against the inner wall of the sector ring (4), and two ends of the spring (43) are respectively and fixedly connected to the limiting piece (42) and the outer wall of the horizontal pipe (21).

5. A sampling device according to claim 4, wherein: and a plurality of clamping grooves (41) for clamping the limiting parts (42) are formed in the inner wall of the fan-shaped ring (4).

6. A sampling device according to claim 5, wherein: the limiting pieces (42) are arranged in a spherical mode, and the depth of each clamping groove (41) is smaller than the radius of the limiting pieces (42).

7. A sampling device according to claim 4, wherein: a limiting rod (44) is fixed on the outer wall of the horizontal pipe (21), and a limiting groove for the sliding embedding of the limiting rod (44) is formed in the limiting piece (42).

8. A sampling device according to claim 1, wherein: a turntable (26) is fixed on the horizontal pipe (21).