CN218895982U

CN218895982U - Alumina ore pulp safety sampling device and sampling device connection structure

Info

Publication number: CN218895982U
Application number: CN202222523520.3U
Authority: CN
Inventors: 金绍刚; 杨涛; 潘清国; 左鹏; 卢中杰
Original assignee: Shandong Hongtuo Industrial Co Ltd
Current assignee: Shandong Hongtuo Industrial Co Ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-04-21
Anticipated expiration: 2032-09-23

Abstract

The utility model discloses an alumina ore pulp safe sampling device and a sampling device connecting structure, which belong to the technical field of ore pulp sampling and comprise a sample collector, a sampling pipe, a sampling outlet pipe and a pressure relief pipe, wherein the sampling pipe and the pressure relief pipe are respectively arranged at two sides of the top of the sample collector, an automatic pressure relief valve is arranged on the pressure relief pipe, and the sampling outlet pipe is arranged at the position, right below the sampling pipe, of the bottom of the sample collector. The beneficial effects of the utility model are as follows: through connecting the sampling tube of collecting sample ware with the ore pulp and taking a sample, through the pressure release pipe of connecting on the collecting sample ware, can be opened by automatic relief valve control after pressure reaches a definite value to reduce sampling device internal pressure in the sampling process, avoid the ore pulp to lead to alkali lye burn sampling personnel because the too big splash of pressure is on the sampling personnel's body, thereby realize safe sample.

Description

Alumina ore pulp safety sampling device and sampling device connection structure

Technical Field

The utility model relates to the technical field of ore pulp sampling, in particular to an alumina ore pulp safe sampling device and a sampling device connecting structure.

Background

In the alumina production process, in order to correctly guide and adjust the process parameters, the process sample parameters of each stage in the process need to be mastered in time, and the samples need to be sampled at each workshop sampling point and then sent to a laboratory for testing, so that the operation working condition can be adjusted in time according to the testing data, and the production safety, the product quality and the operation economy are ensured. In order to accurately grasp the grinding and slurry mixing conditions of the ore, the parameters such as the solid content of the test ore slurry need to be sampled every 2 hours, and the ore slurry sampling points are arranged on the ore slurry pump outlet pipeline.

The utility model provides a pipeline pressure is great during the sample among the prior art, and the ore pulp is the injection form and spouts from the sampling tube, and striking in the sampling jar, unscrew easily and splash on one's body to ground or sample personnel, because of the thick liquid contains high concentration NaOH, can cause the burn to sample personnel, like the utility model patent of publication No. CN216386471U discloses an ore pulp automatic sampling device, including sampling tank, branch appearance ware and secondary branch appearance groove, sampling tank and ore pulp pipeline intercommunication, the sampling tank communicates with the branch appearance ware through the advance thick liquid pipe, branch appearance ware bottom is provided with annular flow divider, the equipartition has a plurality of discharge holes on the annular flow divider, every discharge hole communicates with the secondary branch appearance inslot through the discharging pipe respectively, and it does not describe sampling device's security.

Disclosure of Invention

In order to solve the problems that in the prior art, when sampling is carried out, the pipeline pressure is large, the pipeline is easy to unscrew and splash onto the ground or a sampling person, burns are caused to the sampling person, the representativeness of the sampled sample is poor, and the like, the utility model provides an alumina ore pulp safe sampling device.

During sampling, the sampling pipe of the sample collector is connected with ore pulp for sampling, and the pressure relief pipe connected with the sample collector can be controlled to be opened by the automatic pressure relief valve after the pressure reaches a certain value, so that the internal pressure of the sampling device in the sampling process is reduced, and the phenomenon that the ore pulp splashes onto the body of a sampling person due to overlarge pressure to cause alkali liquor to burn the sampling person is avoided.

Preferably, a sampling valve is arranged on the sampling pipe, and an outlet valve is arranged on the sampling outlet pipe.

Preferably, a discharging pipe is connected to one side, far away from the sampling outlet pipe, of the bottom of the sample collector, and a discharging valve is arranged on the discharging pipe.

Before formal sampling, the sampling valve connected with ore pulp is opened, the ore pulp enters the inside of the sample collector, after the discharge valve is opened, the ore pulp can be discharged, so that the effect of flushing a pipeline is achieved, after flushing for many times, impurities in the sampling device can be removed, the accuracy of sample detection is improved, and the sampled product is more representative.

Preferably, the surface of the sample collector is provided with an observation port, and a transparent observation plate is arranged on the inner side of the observation port and is made of toughened glass.

Preferably, the surface of the viewing plate is provided with graduations.

Through viewing aperture and scale that the appearance ware surface set up, can be convenient for the sampler to look over the inside ore pulp liquid level condition of appearance ware, for sampling device's use and select representative better sample and brought the convenience.

Preferably, an inner cavity is formed in the sample collector, and the inner cavity is communicated with the sampling tube, the sampling outlet tube, the pressure relief tube and the discharging tube.

Preferably, the sample collector is made of stainless steel.

Preferably, the sampling tube is DN steel tube.

The utility model also provides a connecting structure of the sampling device, which comprises an ore pulp pipe, a sampling cylinder, a trench and a sampling device, wherein the sampling pipe is horizontally arranged on one side of the ore pulp pipe, the tail end of the sampling pipe is bent and then connected with the sample collector, the sampling cylinder is arranged below the sampling outlet pipe, and the trench is connected with the discharge pipe.

The beneficial effects are that:

the technical scheme of the utility model has the following beneficial effects:

(1) During sampling, the sampling pipe of the sample collector is connected with ore pulp for sampling, the pressure relief pipe connected with the sample collector can be controlled to be opened by the automatic pressure relief valve after the pressure reaches a certain value, the internal pressure of the sampling device in the sampling process is reduced, and the phenomenon that the ore pulp splashes onto the body of a sampling person due to overlarge pressure to cause alkali liquor to burn the sampling person is avoided, so that safe sampling is realized.

(2) Before formal sampling, the sampling valve connected with ore pulp is opened, the ore pulp enters the sample collector, after the discharge valve is opened, the ore pulp can be discharged, so that the effect of flushing a pipeline is achieved, after flushing for many times, impurities of a sampling device can be removed, the accuracy of a sample is improved, and the sampled sample is more representative.

(3) Through viewing aperture and scale that the appearance ware surface set up, can be convenient for the sampler to look over the inside ore pulp liquid level condition of appearance ware, for sampling device's use and select representative better sample and brought the convenience.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a safety sampling device for alumina pulp according to the present utility model;

FIG. 2 is a schematic diagram of a connection structure of the sampling device according to the present utility model;

FIG. 3 is an internal block diagram of a sample collector of the alumina pulp safety sampling device of the present utility model.

In the figure: 1. a sample collector; 2. a sampling tube; 3. a sampling outlet tube; 4. a pressure relief tube; 5. a sampling valve; 6. an automatic pressure release valve; 7. an outlet valve; 8. discharging pipes; 9. an observation port; 10. an observation plate; 11. a scale; 12. a discharging valve; 13. a pulp pipe; 14. a sampling cylinder; 15. a trench; 16. an inner cavity.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

According to the embodiment, the sampling pipe of the sample collector is connected with ore pulp for sampling, the pressure relief pipe connected with the sample collector can reduce the internal pressure of the sampling device in the sampling process, and the situation that the ore pulp splashes onto the sampling personnel due to overlarge pressure to cause alkali liquor to burn the sampling personnel is avoided, so that safe sampling is realized. The specific implementation mode is as follows:

as shown in fig. 1 to 3, an alumina pulp safety sampling device and sampling device connection structure comprises a sample collector 1, a sampling tube 2, a sampling outlet tube 3 and a pressure release tube 4, wherein the sampling tube 2 and the pressure release tube 4 are respectively arranged on two sides of the top of the sample collector 1, an automatic pressure release valve 6 is arranged on the pressure release tube 4, and the bottom of the sample collector 1 is positioned at a position right below the sampling tube 2 and provided with the sampling outlet tube 3. During sampling, the sampling tube 2 of the sample collector 1 is connected with ore pulp for sampling, and the pressure release tube 4 connected with the sample collector 1 can be controlled to be opened by the automatic pressure release valve 6 after the pressure reaches a certain value, so that the internal pressure of the sampling device in the sampling process is reduced, and the phenomenon that the ore pulp splashes onto the body of a sampling person due to overlarge pressure to cause alkali liquor to burn the sampling person is avoided.

The sampling tube 2 is provided with a sampling valve 5, and the sampling outlet tube 3 is provided with an outlet valve 7.

One side of the bottom of the sample collector 1 far away from the sampling outlet pipe 3 is connected with a discharging pipe 8, and the discharging pipe 8 is provided with a discharging valve 12. Before formal sampling, the sampling valve 5 connected with ore pulp is opened, the ore pulp enters the inside of the sample collector 1, after the discharge valve 12 is opened, the ore pulp can be discharged, so that the effect of flushing a pipeline is achieved, after flushing for many times, impurities in the sampling device can be removed, the accuracy of sample detection is improved, and the sampled product is more representative.

The surface of the sample collector 1 is provided with an observation port 9, a transparent observation plate 10 is arranged on the inner side of the observation port 9, the observation plate 10 is made of toughened glass, and the observation plate 10 made of the toughened glass has good corrosion resistance and service life, so that the observation of sampling personnel is facilitated.

The surface of observation board 10 is provided with scale 11, through the cooperation of viewing aperture 9 and scale 11 that the collection appearance ware 1 surface set up, can be convenient for the sampling personnel look over the inside ore pulp liquid level condition of collection appearance ware 1, for sampling device's use and select representative better sample and brought the convenience.

The inside of the sample collector 1 is provided with an inner cavity 16, the inner cavity 16 is communicated with the sampling pipe 2, the sampling outlet pipe 3, the pressure relief pipe 4 and the discharge pipe 8, and the ore pulp can be contained through the inner cavity 16, so that a large amount of ore pulp can be prevented from flowing out once.

The sample collector 1 is made of stainless steel, so that the sample collector 1 has good corrosion resistance, and can be prevented from being corroded rapidly after being washed by ore pulp.

The sampling tube 2 is a DN30 steel tube, and can be more tightly connected with the ore pulp tube 13, so that ore pulp can conveniently enter the sample collector 1 through the sampling tube 2.

Including ore pulp pipe 13, sampling jar 14, trench 15 and sampling device, one side level of ore pulp pipe 13 is provided with sampling tube 2, the end of sampling tube 2 buckle the back with sample collector 1 is connected, sampling jar 14 set up in the below of sampling outlet pipe 3, trench 15 with discharge tube 8 is connected.

Working principle: during sampling, the sampling tube of the sample collector is connected with the ore pulp tube for sampling, ore pulp enters the sample collector through the sampling tube with the sampling valve under the pressure of the ore pulp pump, the pressure relief tube connected to the sample collector can be controlled to be opened by the automatic pressure relief valve after the pressure reaches a certain value, the internal pressure of the sampling device in the sampling process is reduced, safe sampling is realized, the condition of the ore pulp liquid level can be checked through the observation port and the scale of the sample collector, meanwhile, ore pulp is discharged from the discharge tube through the discharge valve, the effect of flushing a pipeline can be realized, after flushing for many times, impurities of the sampling device can be removed, the accuracy of the sample is improved, and the sampled product is more representative.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides an alumina ore pulp safety sampling device, its characterized in that, including collecting sample ware (1), sampling tube (2), sampling outlet pipe (3) and pressure release pipe (4), the both sides at collecting sample ware (1) top are provided with sampling tube (2) and pressure release pipe (4) respectively, be provided with automatic relief valve (6) on pressure release pipe (4), the bottom of collecting sample ware (1) is located sampling outlet pipe (3) are provided with in position department under sampling tube (2).

2. The alumina pulp safety sampling device according to claim 1, wherein the sampling tube (2) is provided with a sampling valve (5), and the sampling outlet tube (3) is provided with an outlet valve (7).

3. The alumina pulp safety sampling device according to claim 1, wherein a discharging pipe (8) is connected to one side of the bottom of the sample collector (1) far away from the sampling outlet pipe (3), and a discharging valve (12) is arranged on the discharging pipe (8).

4. The alumina pulp safety sampling device according to claim 1, wherein the surface of the sample collector (1) is provided with an observation port (9), a transparent observation plate (10) is mounted on the inner side of the observation port (9), and the observation plate (10) is made of toughened glass.

5. An alumina pulp safety sampling device according to claim 4, characterized in that the surface of the observation plate (10) is provided with graduations (11).

6. A safety sampling device for alumina pulp according to claim 3, wherein an inner cavity (16) is formed in the sample collector (1), and the inner cavity (16) is communicated with the sampling tube (2), the sampling outlet tube (3), the pressure release tube (4) and the discharge tube (8).

7. An alumina pulp safety sampling device according to claim 6, wherein the collector (1) is made of stainless steel.

8. The alumina pulp safe sampling device according to claim 7, wherein the sampling tube (2) is a DN30 steel tube.

9. The utility model provides a sampling device connection structure, its characterized in that includes ore pulp pipe (13), sampling cylinder (14), trench (15) and the sampling device of any one of claims 1-8, one side level of ore pulp pipe (13) is provided with sampling tube (2), the end of sampling tube (2) buckle back with sample collector (1) is connected, sampling cylinder (14) set up in the below of sampling outlet pipe (3), trench (15) with blowing pipe (8) are connected.