CN213239605U

CN213239605U - Sampling device of layering hazardous waste

Info

Publication number: CN213239605U
Application number: CN202021407611.5U
Authority: CN
Inventors: 李泷; 高申; 李宁宁; 张帆; 郑嘉豪
Original assignee: Langfang Xin'ao Longhe Environmental Protection Technology Co ltd
Current assignee: Langfang Xin'ao Longhe Environmental Protection Technology Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-05-18
Anticipated expiration: 2030-07-16

Abstract

The utility model provides a layered hazardous waste sampling device, belonging to the technical field of hazardous waste sampling, comprising a shell, a piston, a pull rod, a liquid inlet pipe and a liquid outlet pipe, wherein the bottom of the shell is provided with a sampling pipe; the piston is arranged in the shell in a sliding mode, the shell is divided into an upper cavity and a lower cavity by the piston, the first cavity is located on the upper portion of the piston, and the second cavity is located on the lower portion of the piston; the pull rod penetrates through the shell from the top end of the shell and is connected with the piston, and the pull rod is in sliding sealing fit with the shell; the liquid inlet pipe is communicated with the top of the shell and is provided with a first valve; the liquid outlet pipe is communicated with the top of the shell, and a second valve is arranged on the liquid outlet pipe. The utility model provides a sampling device of dangerous wastes material of layering has solved current sampler and when taking a sample to the dangerous wastes material of layering, needs to take a sample to the sample of different levels in grades, causes the problem that operating procedure is complicated, and work efficiency is low.

Description

Sampling device of layering hazardous waste

Technical Field

The utility model belongs to the technical field of dangerous waste sampling, more specifically say, relate to a sampling device of layering dangerous waste material.

Background

When the layered hazardous waste is treated, the properties of the layered waste liquid need to be known and then the compatibility is carried out. Therefore, when sampling, different layers of waste liquid need to be sampled respectively. The conventional sampling mode usually adopts a conventional sampler to sample the waste liquid of different layers in different times, and the sampler needs to be cleaned or replaced midway to sample, so that the operation procedure is complicated, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sampling device of layering hazardous waste material, when aiming at solving current sampler and taking a sample to the hazardous waste material of layering, need carry out the sample in grades to the sample on different layers, cause the operating procedure complicated, problem that work efficiency is low.

In order to achieve the above object, the utility model adopts the following technical scheme: there is provided a layered hazardous waste sampling device, comprising:

a sampling tube is arranged at the bottom of the shell;

the piston is arranged in the shell in a sliding mode, the shell is divided into an upper cavity and a lower cavity by the piston, the upper part of the piston is a first cavity, and the lower part of the piston is a second cavity;

the pull rod penetrates through the shell from the top end of the shell and is connected with the piston, and the pull rod is in sliding sealing fit with the shell;

the liquid inlet pipe is communicated with the top of the shell, and a first valve is arranged on the liquid inlet pipe; and

and the liquid outlet pipe is communicated with the top of the shell, and a second valve is arranged on the liquid outlet pipe.

As another embodiment of this application, the drain pipe is the hose, the feed liquor pipe is the hard pipe.

As another embodiment of the application, a clamping ring used for being clamped with the test tube rack is arranged outside the shell.

As another embodiment of the present application, the first valve and the second valve are both one-way valves.

As another embodiment of this application, sampling device still includes the receiving flask, the receiving flask with the drain pipe intercommunication for the liquid of collection in the first chamber of storage.

As another embodiment of the present application, the collection bottle is a transparent member and is provided with graduation marks.

As another embodiment of the application, a sealing ring is arranged at the joint of the shell and the pull rod.

As another embodiment of the application, the outer wall of the shell is provided with anti-skid grains.

As another embodiment of the present application, the housing is a transparent member and is provided with scale marks.

As another embodiment of the present application, a handle is disposed on the pull rod.

The utility model provides a sampling device of dangerous waste material of layering's beneficial effect lies in: compared with the prior art, the utility model discloses dangerous waste's of layering sampling device can realize the sample to two-layer liquid through one operation to the layering sample, has saved operating time, has reduced the number of times of the dangerous waste of contact, has simplified operating procedure, has improved work efficiency, and simple structure, low cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a layered hazardous waste sampling device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a layered hazardous waste sampling device according to a second embodiment of the present invention;

fig. 3 is a schematic structural view of a layered hazardous waste sampling device according to an embodiment of the present invention.

In the figure: 1. a housing; 1-1, sampling tube; 2. a first chamber; 3. a second chamber; 4. a piston; 5. a pull rod; 5-1, a handle; 6. a liquid outlet pipe; 7. a first valve; 8. a liquid inlet pipe; 9. a collection bottle; 10. a snap ring; 11. a second valve; 12. the second layer is to be extracted; 13. the first layer is to be extracted.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

Referring to fig. 1 and 3 together, the layered hazardous waste sampling device of the present invention will now be described. The layered hazardous waste sampling device comprises a shell 1, a piston 4, a pull rod 5, a liquid inlet pipe 8 and a liquid outlet pipe 6, wherein the bottom of the shell 1 is provided with a sampling pipe 1-1; the piston 4 is arranged in the shell 1 in a sliding mode, the shell 1 is divided into an upper cavity and a lower cavity by the piston 4, the first cavity 2 is located on the upper portion of the piston 4, and the second cavity 3 is located on the lower portion of the piston 4; the pull rod 5 penetrates through the shell 1 from the top of the shell 1 and is connected with the piston 4, and the pull rod 5 is in sliding sealing fit with the shell 1; the liquid inlet pipe 8 is communicated with the top of the shell 1, and a first valve 7 is arranged on the liquid inlet pipe 8; the liquid outlet pipe 6 is communicated with the top of the shell 1, and a second valve 11 is arranged on the liquid outlet pipe 6.

Before sampling, pulling a pull rod 5 to pull a piston 4 to the top of a shell 1, respectively extending a sampling tube 1-1 into a first layer of liquid to be taken 13, extending a liquid inlet tube 8 into a second layer of liquid to be taken 12, and placing a liquid outlet of a liquid outlet tube 6 into a container; keeping the first valve 7 open but the second valve 11 closed, pushing the pull rod 5 downwards and the second layer of liquid enters the first chamber 2; then, the states of the first valve 7 and the second valve 11 are changed, the first valve 7 is closed, the second valve 11 is opened, the pull rod 5 is pulled upwards, the pressure in the second chamber 3 is reduced, the first layer of liquid to be extracted 13 enters the second chamber 3, the first layer of liquid to be extracted 13 is collected, meanwhile, the piston 4 moves upwards to extrude the liquid in the first chamber 2, the liquid is discharged through the liquid outlet pipe 6, the second layer of liquid to be extracted 12 is collected, and then the first layer of liquid to be extracted 13 can be filled into another container to wait for further treatment.

The first layer of liquid to be extracted 13 can be positioned above the second layer of liquid to be extracted 12, and can also be positioned below the second layer of liquid to be extracted 12. The first layer of liquid to be extracted 13 and the second layer of liquid to be extracted 12 may be adjacent or non-adjacent.

The utility model provides a sampling device of dangerous wastes material of layering compares with prior art, the utility model discloses the sampling device of dangerous wastes material of layering can realize the sample of two-layer liquid through one-time operation to the layering sample, has saved operating time, has reduced the number of times of contacting dangerous wastes material, has simplified operating procedure, has improved work efficiency, and simple structure, low cost.

In particular, the piston 4 is a rubber plug, with a certain elasticity, which is able to maintain the relative independence of the first chamber 2 and the second chamber 3.

As a specific embodiment of the sampling device for layered hazardous wastes provided by the present invention, please refer to fig. 1 to 3, the liquid outlet pipe 6 is a flexible pipe, and the liquid inlet pipe 8 is a rigid pipe.

Specifically, the liquid outlet pipe 6 is a rubber hose or a silica gel hose.

Drain pipe 6 is the hose in this embodiment, stretches into drain pipe 6 in the test tube, and the length and the shape of drain pipe 6 are conveniently adjusted to the hose, make drain pipe 6 be connected conveniently with the test tube. The liquid inlet pipe 8 is a hard pipe, liquid enters the first chamber 2 by virtue of pressure intensity, and the hard pipe enables the liquid to flow more smoothly when being pressed into the first chamber 2.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, a clamping ring 10 for clamping with a test tube rack is disposed outside the housing 1.

Specifically, the snap ring 10 is clamped on the outer wall of the housing 1, or is an integral component with the housing 1.

The clamping ring 10 is arranged outside the shell 1, the shell 1 can be held by one hand during sampling, the pull rod 5 is pulled by one hand, the clamping ring 10 increases the contact area between the hand and the shell 1, slipping is avoided, and the clamping ring is convenient to hold. Meanwhile, the clamping ring 10 can be conveniently placed on the test tube rack, and is convenient to store.

As a specific implementation manner of the embodiment of the present invention, referring to fig. 1, the first valve 7 and the second valve 11 are both check valves.

The one-way valve allows liquid to flow in only one direction, but not in the opposite direction. Set up the opposite check valve of flow direction respectively on feed liquor pipe 8 and drain pipe 6, the check valve on the feed liquor pipe 8 makes liquid can only flow into in to first cavity 2, and the check valve on the drain pipe 6 makes liquid can only outwards flow out from first cavity 2, avoids the liquid backward flow, need not opening and close of manual control valve, promotes the use convenience.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 2, the sampling device further includes a collection bottle 9, the collection bottle 9 is communicated with the liquid inlet pipe 8 for storing the liquid collected in the first chamber 2.

Specifically, the collecting bottle 9 comprises a bottle body and a sealing cover, and the liquid outlet pipe 6 penetrates through the sealing cover to extend into the collecting bottle 9.

Connect drain pipe 6 and receiving flask 9, press down pull rod 5 and make pressure diminish in the first cavity 2, liquid gets into first cavity 2, then upwards pulls pull rod 5, waits to get in liquid gets into second cavity 3, and the liquid in the first cavity 2 gets into receiving flask 9 simultaneously. The liquid collected in the first chamber 2 is directly put into the collecting bottle 9, so that the problem that the steps are complicated when the test tube is taken and placed is avoided, the operation procedure is simplified, and the working efficiency is improved. Set up sealed lid on with receiving bottle 9, sealed lid with receive bottle body threaded connection, conveniently wash and conveniently take out the liquid in the receiving bottle 9 collecting bottle 9.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 2, the collection bottle 9 is a transparent member and is provided with scale marks.

Establish collecting bottle 9 into transparent component to setting up the scale mark, conveniently observing the state of the interior liquid of collecting bottle 9, can directly reading the reading, being convenient for carry out further the compatibility to liquid.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 2, a sealing ring is disposed at a joint of the housing 1 and the pull rod 5.

The sealing ring is arranged at the joint of the shell 1 and the pull rod 5, the airtightness of the first chamber 2 is improved, and the situation that the pressure in the first chamber 2 cannot be controlled due to air leakage is avoided, so that the first chamber 2 is influenced to sample liquid.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 2, the outer wall of the housing 1 is provided with anti-skid lines.

Set up anti-skidding line at 1 outer wall of casing, increased the frictional force between hand and the casing 1, avoid taking place to skid at the sample in-process and make the test tube fall into and wait to get in the liquid. The safety in use is improved.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 2, the housing 1 is a transparent member and is provided with scale marks.

The shell 1 is a transparent component, so that the state of liquid in the shell 1 can be conveniently observed, and simultaneously, the scale marks are arranged, so that the sampled liquid can be directly read out, the situation that the sampling is not enough for one-time sampling and needs to be carried out again is avoided, and the working strength is increased; or excessive sampling causes medicine waste in later-stage compatibility.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 2, a handle 5-1 is disposed on the pull rod 5.

When sampling the liquid, the pull rod 5 can be pulled up by clamping the finger on the handle 5-1, or the handle 5-1 can be pressed to push the pull rod 5 downwards. The arrangement of the handle 5-1 increases the contact area between the fingers and the pull rod 5, so that the pressure intensity of the fingers is reduced when the fingers operate the pull rod 5, and the fingers are prevented from being damaged.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A layered hazardous waste sampling device, comprising:

a sampling tube is arranged at the bottom of the shell;

2. The apparatus for sampling layered hazardous waste of claim 1, wherein the outlet tube is a flexible tube and the inlet tube is a rigid tube.

3. The layered hazardous waste sampling device of claim 1, wherein the housing is externally provided with a snap ring for snap-fitting with a test tube rack.

4. The layered hazardous waste sampling device of claim 1, wherein the first valve and the second valve are each one-way valves.

5. The device for sampling layered hazardous waste of claim 1, further comprising a collection bottle in communication with the outlet conduit for storing liquid collected in the first chamber.

6. The layered hazardous waste sampling device of claim 5, wherein the collection bottle is a transparent member and is provided with graduations.

7. The layered hazardous waste sampling device of claim 1, wherein a sealing ring is provided at the junction of the housing and the pull rod.

8. The layered hazardous waste sampling device of claim 1, wherein the housing outer wall is provided with non-slip threads.

9. The layered hazardous waste sampling device of claim 1, wherein the housing is a transparent member and is provided with graduation marks.

10. The layered hazardous waste sampling device of claim 1, wherein the pull rod is provided with a grip.