CN218994471U

CN218994471U - Liquid level measurement subassembly and rare earth waste liquid storage system

Info

Publication number: CN218994471U
Application number: CN202320138683.1U
Authority: CN
Inventors: 胡珊珊; 杨剑英; 张大治; 韩丹
Original assignee: Shanghai Jiaotong University Baotou Materials Research Institute
Current assignee: Shanghai Jiaotong University Baotou Materials Research Institute
Priority date: 2023-01-13
Filing date: 2023-01-13
Publication date: 2023-05-09
Anticipated expiration: 2033-01-13

Abstract

The application discloses a liquid level measurement assembly and rare earth waste liquid storage system, which comprises a liquid level measurement assembly and a ground pool, wherein the liquid level measurement assembly is arranged in the ground pool; the upright post is provided with a pulling mechanism, a pulling part of the pulling mechanism is connected with an anti-corrosion cylinder, one end of the anti-corrosion cylinder forms a water inlet, and the water inlet is used for being placed in liquid in the ground pool; the other end of the anti-corrosion cylinder is connected with a communicating pipe, the anti-corrosion cylinder is communicated with the communicating pipe, and the other end of the communicating pipe is connected with a pressure transmitter; the utility model provides a among the prior art have the fragile problem of level gauge when measuring industrial liquid.

Description

Liquid level measurement subassembly and rare earth waste liquid storage system

Technical Field

The utility model relates to the technical field related to liquid level measurement equipment, in particular to a liquid level measurement assembly and a rare earth waste liquid storage system.

Background

At present, a large amount of industrial liquids such as corrosiveness, higher temperature, water-containing steam, oil wastewater and the like can be generated in the rare earth wet smelting production process, and the industrial liquids need to be stored in a ground pool for recycling or utilizing in a subsequent process; when the industrial liquid is stored in the ground pool, the liquid level in the ground pool needs to be detected in time; in the prior art, a liquid level gauge is generally used for detecting the liquid level.

Referring to FIG. 1, a conventional gauge, model 80HZ, is shown as commercially available; the liquid level meter has the following problems when detecting the liquid level of industrial liquid: the electronic equipment is arranged on the liquid level meter, and after the liquid level meter is used for a long time, the electronic equipment on the liquid level meter is damaged due to factors such as corrosion, water vapor and the like, so that the electronic equipment needs to be replaced frequently; this situation not only causes a significant economic loss, but also increases the work intensity of the maintenance personnel.

Disclosure of Invention

Therefore, the utility model aims to provide a liquid level measuring assembly and a rare earth waste liquid storage system, which solve the problem that a liquid level meter is easy to damage when industrial liquid is measured in the prior art.

In a first aspect, the utility model discloses a liquid level measurement assembly comprising a column, characterized in that: the upright post is provided with a pulling mechanism, a pulling part of the pulling mechanism is connected with an anti-corrosion cylinder, one end of the anti-corrosion cylinder forms a water inlet, and the water inlet is used for being placed in liquid in the ground pool; the other end of the anti-corrosion cylinder is connected with a communicating pipe, the anti-corrosion cylinder is communicated with the communicating pipe, and the other end of the communicating pipe is connected with a pressure transmitter.

As a further optimization of the application, the anti-corrosion cylinder body and the communicating pipe, and the communicating pipe and the pressure transmitter are connected through the quick connector.

As a further limitation of the application, the pulling mechanism comprises a rotating arm, a driving mechanism is arranged on the upright post, an output shaft of the driving mechanism is connected with the rotating arm, and power generated by the output shaft of the driving mechanism is used for driving the rotating arm to rotate; the other end of the rotating arm is connected with a pull arm in a switching way, the other end of the pull arm is connected with a seat body in a switching way, the seat body is connected to a stand column in a sliding way, and a special-shaped groove is formed on the surface of the stand column along the vertical direction; the base body is provided with a transverse groove, the surface of the base body is connected with a carrier in a transverse sliding manner, and the carrier is connected with the anti-corrosion cylinder; the carrier is provided with a sliding column which passes through the transverse groove and is in sliding connection with the special-shaped groove on the upright post, and the track of the sliding column in the special-shaped groove is divided into vertical movement and movement along the bending direction.

The special-shaped groove comprises a bending part and a vertical part, wherein the vertical part extends vertically on the upright post, one side tail end of the vertical part is connected with the bending part, and an inclination angle is formed between the bending part and the vertical part.

As a further optimization of the application, the liquid level measurement assembly further comprises a monitoring mechanism, wherein the monitoring mechanism comprises a pointer, scale values are vertically arranged on the outer surface of the anti-corrosion cylinder, the pointer is connected to the inner surface of the anti-corrosion cylinder in a sliding manner, and the pointer moves vertically; the pointer is connected with a floating ball, and the lower surface of the floating ball is level with the zero value of the scale value; transparent glass is arranged on the anti-corrosion cylinder body and the surface where the pointer is positioned.

In a second aspect, the utility model discloses a rare earth waste liquid storage system which comprises a liquid level measurement assembly and a ground pool, wherein the liquid level measurement assembly is arranged in the ground pool.

The beneficial effects of the utility model are as follows:

firstly, the anti-corrosion cylinder, the communicating pipe and the pressure transmitter are combined, so that the pressure of gas in the anti-corrosion cylinder and the communicating pipe can be detected by using the pressure transmitter, and the numerical value of the gas pressure is converted into the numerical value of the liquid level through the PLC system; the traditional liquid level meter is not required to be used for detection, the difficult problem that electronic equipment on the liquid level meter is easy to damage is avoided, economic loss is reduced, and the working intensity of maintenance personnel is reduced. On the other hand, this application is through combining the mechanism of pulling, and the staff can adopt automatic, mechanized mode to remove liquid level measurement subassembly to liquid level measurement subassembly finally shifts into the industry liquid or shifts out from the industry liquid in, lightens staff's working strength, makes things convenient for the staff to liquid level measurement subassembly's shift, overhaul, change, improves work efficiency.

Drawings

Fig. 1 is a schematic perspective view of a conventional level gauge.

FIG. 2 is a state diagram of the use of the fluid level measurement assembly.

Fig. 3 is a schematic perspective view of the pulling mechanism.

Fig. 4 is a view showing the overall form of the column.

Fig. 5 is a partial schematic view of the pulling mechanism.

FIG. 6 is a state usage diagram of the fluid level measurement assembly.

Fig. 7 is a schematic diagram of an assembled structure of the monitoring mechanism.

Fig. 8 is a schematic perspective view of a rare earth waste liquid storage system.

In the figure, a column 1, a pulling mechanism 2, a swivel arm 201, a pulling arm 202, a base 203, a carrier 204, a slide column 205, an anti-corrosion cylinder 3, a communication pipe 4, a pressure transmitter 5, a special-shaped groove 6, a bending part 601, a vertical part 602, a monitoring mechanism 7, a pointer 701, a scale value 702, a floating ball 703 and a ground pool 8.

Detailed Description

For a clear understanding of the technical solutions of the present application, a liquid level measurement assembly and a rare earth waste liquid storage system provided in the present application will be described in detail below with reference to specific embodiments and accompanying drawings.

The terminology used in the following embodiments is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the specification of this application and the appended claims, the singular forms "a," "an," "the," and "the" are intended to include, for example, "one or more" such forms of expression, unless the context clearly indicates to the contrary. It should also be understood that in the various embodiments herein below, "at least one", "one or more" means one, two or more than two.

Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the application. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in various places throughout this specification are not necessarily all referring to the same embodiment, but mean "one or more, but not all, embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.

Example 1

The present embodiment provides a liquid level measurement assembly, referring to fig. 2, which shows a use state diagram of the liquid level measurement assembly, and it can be seen from the diagram that the liquid level measurement assembly includes a column 1, where the column 1 is used to connect to the inside or edge of a ground pool 8; the upright column 1 is provided with a pulling mechanism 2, a pulling part of the pulling mechanism 2 is connected with an anti-corrosion cylinder body 3, a water inlet is formed at the bottom of the anti-corrosion cylinder body 3, and the anti-corrosion cylinder body 3 is made of PVC, PPR or PVDF; the top of the anti-corrosion cylinder body 3 is provided with an interface end, the interface end is connected with a quick connector (model: KZD), the other end of the quick connector is connected with a communicating pipe 4, and the communicating pipe 4 is communicated with the anti-corrosion cylinder body 3; the other end of the communication pipe 4 is connected with a pressure transmitter 5 (model: MIK-P300) through a quick connector.

Specifically, referring to fig. 3, a schematic perspective view of a pulling mechanism 2 is shown, and as can be seen from the figure, the pulling mechanism 2 includes a rotating arm 201, a driving mechanism (motor) is fixed on the top of the upright 1 through a bolt, the rotating arm 201 is connected to an output shaft of the motor, and the other end of the rotating arm 201 is connected to a pulling arm 202 through a pin shaft; the other end of the pull arm 202 is connected with the base 203 through a pin shaft, and the base 203 is connected on the upright 1 in a sliding way. Fig. 4 shows an overall form display view of the upright 1, wherein, as shown in the figure, a special-shaped groove 6 is formed on the surface of the upright 1 along the vertical direction, the special-shaped groove 6 is divided into a bending part 601 and a vertical part 602, wherein the vertical part 602 extends on the upright 1 along the vertical direction; the upper end of the vertical part 602 is communicated with a bending part 601, and an inclination angle (alpha) is formed between the bending part 601 and the vertical part 602; referring to fig. 5, a schematic view of a partial structure of the pulling mechanism 2 is shown, and as can be seen from the figure, a transverse groove is formed on the base 203, a carrier 204 is connected to the surface of the base 203 in a sliding manner along the transverse direction, and a sliding column 205 is formed on the carrier 204; the sliding column 205 passes through the transverse groove and is in sliding connection with the special-shaped groove 6 on the upright column 1; the carrier 204 is adapted to be connected to a side surface of the anti-corrosion cylinder 3.

The working principle of the liquid level measuring assembly is as follows: in the 1 st situation, i.e. when the anti-corrosion cylinder 3 in the industrial liquid needs to be taken out, firstly, referring to fig. 2, a worker starts a motor, an output shaft of the motor rotates anticlockwise (along a1 direction), a rotating arm 201 correspondingly rotates anticlockwise, and a pull arm 202 moves under the drive of the rotating arm 201; under the limit of the upright 1 and the pulling action of the pull arm 202, the seat 203 moves upward (in the direction b 1). Then, when the seat 203 is moved to the bending portion 601 of the special-shaped groove 6, referring to fig. 6, a state usage diagram of the liquid level measurement assembly is shown, and as can be seen from the diagram, when the seat 203 is moved, the carrier 204 is limited by the bending portion 601 and the seat 203, and the track of the carrier 204 moves along the horizontal direction (c 1 direction) and near the edge of the ground pool 8, so that the maintenance or replacement of the liquid level measurement assembly by a worker is facilitated.

In case 2, that is, when it is necessary to put the anticorrosive cylinder 3 into the industrial liquid, first, as shown in fig. 2, the worker rotates the swivel arm 201 clockwise (in the direction b 2) by the motor, and the seat 203 moves downward (in the direction b 2) under the restriction of the column 1 and the pull arm 202. Then, until the carrier 204 drives the anti-corrosion cylinder 3 to move into the industrial liquid, at the moment, the cavity of the anti-corrosion cylinder 3 above the liquid level of the industrial liquid and the cavity of the communicating pipe 4 form a sealed air cavity together, the air pressure in the air cavity changes along with the height change of the liquid, the diaphragm pressure of the pressure transmitter 5 and the liquid level change are in a direct proportion relation, and an output signal of the pressure transmitter 5 is connected into a PLC system, so that the liquid level of the industrial liquid can be detected in real time finally.

The anti-corrosion cylinder 3, the communicating pipe 4 and the pressure transmitter 5 are combined, the pressure transmitter 5 can be used for detecting the gas pressure in the anti-corrosion cylinder 3 and the communicating pipe 4, and then the value of the gas pressure is converted into the value of the liquid level through the PLC system; the traditional liquid level meter is not required to be used for detection, the difficult problem that electronic equipment on the liquid level meter is easy to damage is avoided, economic loss is reduced, and the working intensity of maintenance personnel is reduced. On the other hand, this application is through combining pulling mechanism 2, and the staff can adopt automatic, mechanized mode to remove liquid level measurement subassembly to liquid level measurement subassembly finally shifts into the industry liquid or shifts out from the industry liquid in, lightens staff's working strength, makes things convenient for the staff to liquid level measurement subassembly's shift, overhaul, change, improves work efficiency.

Further, in general, the material of the communication pipe 4 is PU, polytetrafluoroethylene hose, or the like.

Further, when the ground tank 8 stores industrial liquid for a long time, a large amount of impurities are inevitably stored in the ground tank 8, and the interior of the anti-corrosion cylinder 3 is blocked by the large amount of impurities along with accumulation of the impurities; in order to be able to monitor the clogging situation in the anti-corrosion cylinder 3 in time, a monitoring means 7 is further provided on the anti-corrosion cylinder 3, as shown in fig. 7, showing a schematic diagram of the assembly structure of the monitoring means 7, the specific structure is as follows.

Specifically, referring to fig. 7, the monitoring mechanism 7 includes a pointer 701, a scale value 702 is vertically arranged on the outer surface of the anti-corrosion cylinder 3, the pointer 701 is slidingly connected to the inner surface of the anti-corrosion cylinder 3, and the pointer 701 moves vertically; the pointer 701 is connected with a floating ball 703, and the lower surface of the floating ball 703 is level with the zero value of the scale value 702; a transparent glass (not shown in the drawing) is provided on the surface of the anticorrosive cylinder 3 on which the pointer 701 is located. When the monitoring mechanism 7 is used, the movement condition of the pointer 701 can be observed through transparent glass, and when serious discrepancy exists between the pointer 701 and the actual liquid surface outside the anti-corrosion cylinder 3, it is indicated that a large amount of impurities are stored in the anti-corrosion cylinder 3, and at the moment, the anti-corrosion cylinder 3 needs to be moved out of the ground pool 8, and then the impurities in the anti-corrosion cylinder 3 are cleaned.

The embodiment provides a rare earth waste liquid storage system, referring to fig. 8, which shows a schematic perspective structure of the rare earth waste liquid storage system, and it can be seen from the figure that the rare earth waste liquid storage system not only includes the liquid level measurement assembly shown in embodiment 1, but also includes a ground pool 8, and the liquid level measurement assembly is disposed in the ground pool 8.

Claims

1. A fluid level measurement assembly comprising a column (1), characterized in that: the upright post (1) is provided with a pulling mechanism (2), a pulling part of the pulling mechanism (2) is connected with the anti-corrosion cylinder (3), one end of the anti-corrosion cylinder (3) is provided with a water inlet, and the water inlet is used for being placed in liquid in the ground pool (8); the other end of the anti-corrosion cylinder body (3) is connected with a communicating pipe (4), the anti-corrosion cylinder body (3) is communicated with the communicating pipe (4), and the other end of the communicating pipe (4) is connected with a pressure transmitter (5).

2. The fluid level measurement assembly of claim 1, wherein: the anti-corrosion cylinder body (3) is connected with the communicating pipe (4) and the communicating pipe (4) is connected with the pressure transmitter (5) through a quick connector.

3. The fluid level measurement assembly of claim 1, wherein: the pulling mechanism (2) comprises a rotating arm (201), a driving mechanism is arranged on the upright post (1), an output shaft of the driving mechanism is connected with the rotating arm (201), and power generated by the output shaft of the driving mechanism is used for driving the rotating arm (201) to rotate; the other end of the rotating arm (201) is connected with a pulling arm (202) in a switching way, the other end of the pulling arm (202) is connected with a seat body (203) in a switching way, the seat body (203) is connected to the upright post (1) in a sliding way, and a special-shaped groove (6) is formed on the surface of the upright post (1) along the vertical direction; the base body (203) is provided with a transverse groove, the surface of the base body (203) is connected with a carrier (204) in a transverse sliding manner, and the carrier (204) is connected with the anti-corrosion cylinder body (3); a sliding column (205) is formed on the carrier (204), the sliding column (205) passes through the transverse groove to be in sliding connection with the special-shaped groove (6) on the upright post (1), and the track of the sliding column (205) in the special-shaped groove (6) is divided into vertical movement and movement along the bending direction.

4. The fluid level measurement assembly of claim 1, wherein: the special-shaped groove (6) comprises a bending part (601) and a vertical part (602), the vertical part (602) extends vertically on the upright post (1), one side tail end of the vertical part (602) is connected with the bending part (601), and an inclination angle is formed between the bending part (601) and the vertical part (602).

5. The fluid level measurement assembly of claim 1, wherein: the anti-corrosion device further comprises a monitoring mechanism (7), wherein the monitoring mechanism (7) comprises a pointer (701), a scale value (702) is vertically arranged on the outer surface of the anti-corrosion barrel (3), the pointer (701) is connected to the inner surface of the anti-corrosion barrel (3) in a sliding manner, and the pointer (701) moves vertically; a floating ball (703) is connected to the pointer (701), and the lower surface of the floating ball (703) is level with the zero value of the scale value (702); transparent glass is arranged on the anti-corrosion cylinder (3) and on the surface where the pointer (701) is positioned.

6. A rare earth waste liquid storage system, which is characterized in that: comprising the fluid level measuring assembly according to any one of claims 1 to 5, further comprising a ground tank (8), the fluid level measuring assembly being arranged in the ground tank (8).