CN214333954U

CN214333954U - Automatic liquid level metering system for storage tank

Info

Publication number: CN214333954U
Application number: CN202120647001.0U
Authority: CN
Inventors: 任建波; 王倩; 王晓英; 张露瑶; 张业明; 陈凤琪
Original assignee: Bbmg Cement Co ltd
Current assignee: Bbmg Cement Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-10-01
Anticipated expiration: 2031-03-30

Abstract

The utility model relates to a storage tank liquid level automatic metering system relates to the field of liquid storage tank, including the storage tank, be provided with connecting rod formula floater level sensor in the storage tank, connecting rod formula floater level sensor is connected with at least one and observes and controls the display, observes and controls the display and includes the controller, and the controller is connected with the display that is used for showing the liquid level, be provided with the pipe in the storage tank, pipe both ends intercommunication, the jar body bottom surface is pressed close to the pipe bottom, and connecting rod formula floater level sensor inserts in the pipe. This application has the effect that improves storage tank liquid level detection's precision.

Description

Automatic liquid level metering system for storage tank

Technical Field

The application relates to the field of liquid storage tanks, in particular to an automatic liquid level metering system for a storage tank.

Background

With the continuous development of the storage tank industry, more and more enterprises and industries use the storage tank. For example, cement pedestal manufacturers generally employ storage tanks for storing liquids such as water and additives. And monitoring of the liquid level in the tank is particularly important.

The present Chinese utility model with the publication number of CN207337227U discloses a liquid level control device for a storage tank, which comprises a controller and a floating ball liquid level switch arranged in the storage tank, wherein the floating ball liquid level switch is connected with the controller. The floating ball position of the floating ball liquid level switch reflects the height of the liquid level, the floating ball liquid level switch collects liquid level signals through the electric signal collector and sends signals to the controller, and the controller obtains liquid level information in the storage tank.

In view of the above-mentioned related technologies, the inventor believes that when liquid is supplemented into the storage tank, the liquid level is not smooth, so that the float level switch obtains false information, and the measured liquid level data is not accurate.

SUMMERY OF THE UTILITY MODEL

In order to improve the precision that storage tank liquid level detected, this application provides a storage tank liquid level automatic metering system.

The application provides a pair of storage tank liquid level automatic metering system adopts following technical scheme:

the utility model provides a storage tank liquid level automatic metering system, includes the storage tank, is provided with connecting rod formula floater level sensor in the storage tank, and connecting rod formula floater level sensor is connected with at least one and observes and controls the display, observes and controls the display and includes the controller, and the controller is connected with the display that is used for showing the liquid level, be provided with the pipe in the storage tank, pipe both ends intercommunication, the jar body bottom surface is pressed close to the pipe bottom, and connecting rod formula floater level sensor inserts in the pipe.

Through adopting above-mentioned technical scheme, when there is the fluctuation at the liquid surface in the storage tank, the liquid that enters into in the pipe through the pipe bottom is calm, and the fluctuation is little, and connecting rod formula floater level sensor measures the inside liquid level of pipe, and the data that connecting rod formula floater level sensor measured are more accurate stable, and the signal of telecommunication of the liquid level information that connecting rod formula floater level sensor sent is received to the controller to with liquid level information display on the display. Therefore, the liquid level information in the storage tank can be directly observed conveniently, and the liquid level detection precision of the storage tank is improved.

Optionally, a wave-proof cover surrounding the bottom of the conduit is fixed on the conduit, and a plurality of through holes are formed in the side wall of the wave-proof cover.

Through adopting above-mentioned technical scheme, liquid in the storage tank passes through the through-hole and enters into in the wave shield, then enters into the pipe, and the wave shield can hinder undulant liquid and directly let in the pipe, has the undulant effect of buffer liquid, improves liquid stability in the pipe.

Optionally, a buffer cover covering the periphery of the through hole is fixed inside the wave-proof cover, and the bottom ends of the buffer covers are communicated.

By adopting the technical scheme, when liquid enters the interior of the wave shield from the through hole, the liquid directly impacts the buffer cover and flows down from the bottom end of the buffer cover, so that the liquid is further blocked by the buffer cover, and the fluctuation of the liquid level in the guide pipe is further reduced.

Optionally, the top of the storage tank is detachably connected with a top cover, the connecting rod type floating ball liquid level sensor is installed on the top cover, the guide pipe is detachably connected to the inner wall of the storage tank, and the guide pipe is located below the top cover.

Through adopting above-mentioned technical scheme, open the top cap, the pipe of being convenient for is installed in the storage tank to convenient to detach when dismantling the maintenance is convenient for install connecting rod formula floater level sensor in the pipe simultaneously.

Optionally, a slide rail is fixed on the inner wall of the storage tank, a vertically extending slide groove is arranged in the slide rail, the width of the opening of the slide groove is smaller than the width of the bottom of the slide groove, a slide bar is fixed on the outer side wall of the guide pipe, and the slide bar is connected with the slide groove in a sliding manner.

Through adopting above-mentioned technical scheme, when the installation pipe, insert the spout with the draw runner in, slide along the spout, the pipe is connected promptly on the slide rail, accomplishes the installation of pipe.

Optionally, a connecting hole is formed in the top of the storage tank, a fixed cylinder is fixed in the connecting hole, and the top cover is in threaded connection with the fixed cylinder.

Through adopting above-mentioned technical scheme, be convenient for open and install the top cap, convenience when improving the dismantlement maintenance.

Optionally, the display is a light pillar display.

Through adopting above-mentioned technical scheme, the staff of being convenient for is more audio-visual observes the liquid level height in the storage tank.

Optionally, the display is a digital display.

Through adopting above-mentioned technical scheme, the staff of being convenient for obtains detailed accurate liquid level data.

Optionally, the controller is connected with a high-level alarm for giving an alarm when the liquid level in the storage tank is greater than or equal to the lowest water level line and a low-level alarm for giving an alarm when the liquid level in the storage tank is less than or equal to the lowest water level line.

Through adopting above-mentioned technical scheme, when the liquid level exceeded the highest water level line in the storage tank, high-order alarm sent the police dispatch newspaper, and when the liquid level was less than minimum water level line in the storage tank, low-order alarm sent the police dispatch newspaper, and the staff of being convenient for in time learns the interior liquid level situation of storage tank.

Optionally, the automatic liquid level metering system of the storage tank comprises a main control box, and a plurality of measurement and control displays connected with the storage tank are arranged in the main control box.

Through adopting above-mentioned technical scheme, the main control box can detect the liquid level condition in a plurality of storage tanks simultaneously, and the staff need not to look over storage tank liquid level situation near the storage tank, improves the operation convenience.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the liquid surface in the storage tank fluctuates, the liquid entering the guide pipe through the bottom end of the guide pipe is calm and has small fluctuation, the connecting rod type floating ball liquid level sensor measures the liquid level in the guide pipe, the data measured by the connecting rod type floating ball liquid level sensor is more accurate and stable, the liquid level information is displayed on the display, the liquid level information in the storage tank can be conveniently and directly observed, and meanwhile, the liquid level detection accuracy of the storage tank is improved;

2. the wave-proof cover can prevent the liquid which fluctuates from directly flowing into the conduit, has the effect of buffering the fluctuation of the liquid and improves the stability of the liquid in the conduit.

Drawings

FIG. 1 is a schematic overall structure of the present application;

FIG. 2 is a cross-sectional view of the internal structure of a storage tank embodying the present application;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;

FIG. 4 is a cross-sectional view of the catheter bottom end wave shield of the present application;

FIG. 5 is a schematic view of the connection between the slide rail and the slide bar in the present application;

fig. 6 is a block diagram of the present application.

Description of reference numerals: 1. a storage tank; 11. connecting holes; 12. a fixed cylinder; 13. a top cover; 2. a connecting rod type floating ball liquid level sensor; 21. a junction box; 22. a measuring guide rod; 23. installing a flange; 24. a floating ball; 3. a measurement and control display; 31. a controller; 32. a light pillar display; 33. a digital display; 34. a low-level alarm; 35. a high-level alarm; 36. an input button; 4. a conduit; 41. a wave-proof cover; 42. a through hole; 43. a buffer cover; 44. a slide bar; 5. a slide rail; 51. a chute; 6. and a main control box.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses 1 liquid level automatic metering system of storage tank. Referring to fig. 1, the automatic liquid level metering system of the storage tank 1 comprises a storage tank 1 and a connecting rod type floating ball liquid level sensor 2 arranged in the storage tank 1, the connecting rod type floating ball liquid level sensor 2 is connected with a measurement and control display 3, the connecting rod type floating ball liquid level sensor 2 detects liquid level information in the storage tank 1, and the measurement and control display 3 receives and displays the liquid level information.

Referring to fig. 2 and 3, a connection hole 11 is formed on the top surface of the storage tank 1, a cylindrical fixed cylinder 12 is fixed in the connection hole 11, an internal thread is formed on the fixed cylinder 12, and a top cover 13 is screwed to the fixed cylinder 12. The connecting rod type floating ball liquid level sensor 2 comprises a junction box 21 and a measuring guide rod 22 connected to the junction box, a mounting flange 23 is fixed at the top end of the measuring guide rod 22, and a floating ball 24 is connected to the measuring guide rod 22 in a sliding mode. A mounting flange 23 is fixed to the top cover 13 and a measuring guide 22 is inserted inside the tank 1. When the connecting rod type floating ball liquid level sensor 2 is installed and disassembled for maintenance, the top cover 13 is taken down.

Referring to fig. 2 and 4, a conduit 4 is arranged in the storage tank 1, the upper end and the lower end of the conduit 4 are communicated, the bottom end port of the conduit 4 is suspended above the bottom surface of the storage tank 1, liquid flows into the conduit 4, and the liquid level in the conduit 4 is the same as the liquid level in the storage tank 1. The measurement guide 22 is inserted into the guide tube 4 so that the float 24 is within the tube. When the liquid level in the storage tank 1 is high and liquid is added into the storage tank 1, although the surface of the liquid level in the storage tank 1 is not smooth, the liquid at the bottom of the storage tank 1 is more smooth, namely the liquid close to the bottom end of the guide pipe 4 is smooth, so that the liquid in the guide pipe 4 is more smooth, and the fluctuation of the floating ball 24 is small.

The bottom end of the guide pipe 4 is fixed with a wave shield 41, the radius of the wave shield 41 is larger than that of the guide pipe 4, the top end of the wave shield 41 is closed, and the bottom end face of the wave shield 41 is close to the bottom face of the storage tank 1. A plurality of through holes 42 are formed in the side wall of the wave shield 41, the through holes 42 are close to the bottom end of the wave shield 41, a buffer cover 43 is fixed on the inner wall of the wave shield 41, the buffer cover 43 is arranged outside the through holes 42, and the bottom end of the buffer cover 43 is communicated. When the liquid level in the storage tank 1 is low and liquid is newly added into the storage tank 1, the liquid in the storage tank 1 can enter the wave-proof cover 41 through the bottom end of the wave-proof cover 41 and the through hole 42. When liquid enters the wave-proof cover 41 from the through hole 42, the buffer cover 43 directly contacts the gushed liquid to buffer the liquid, so that the liquid stability is improved. The liquid then passes through the bottom end of the conduit 4 into the interior of the conduit 4, thus improving the smoothness of the float 24.

Referring to fig. 2 and 5, a sliding rail 5 is fixed on the inner wall of the storage tank 1, a sliding groove 51 extending vertically is arranged on the sliding rail 5, and the opening width of the sliding groove 51 is smaller than the width of the bottom of the tank. A slide bar 44 is connected on the slide rail 5 in a sliding way, and the slide bar 44 is fixed on the outer wall of the conduit 4. Therefore, when the conduit 4 is installed inside the storage tank 1, the slide bar 44 slides vertically along the slide groove 51 without the wave shield 41 contacting the slide rail 5, the conduit 4 is stably installed inside the storage tank 1, and the disassembly and maintenance are facilitated.

Referring to fig. 1 and 6, the measurement and control display 3 includes a controller 31, the controller 31 is connected to a light column display 32 and a digital display 33, and after the controller 31 receives the electric signal of the liquid level information sent by the link type float level sensor 2, the controller 31 receives the electric signal and displays the liquid level information on the light column display 32 and the digital display 33. The light column display 32 can be more intuitive, so that the staff can know the height of the liquid level in the storage tank 1 conveniently, and the digital display 33 is convenient for the staff to know the specific numerical value of the liquid level.

The controller 31 is further connected to a plurality of input buttons 36, and the operation of the input buttons 36 enables the controller 31 to modify the display data of the light pillar display 32 and the digital display 33, so as to correct the liquid level information.

The controller 31 is also connected with a low-level alarm 34 and a high-level alarm 35, the controller 31 is provided with a highest liquid level value and a lowest liquid level value, and when the liquid level height is greater than or equal to the highest liquid level value, the controller 31 controls the high-level alarm 35 to give an alarm; when the liquid level is less than or equal to the lowest liquid level value, the controller 31 controls the low level alarm 34 to give an alarm. The staff is convenient to remind to check in time.

The connecting rod type floating ball liquid level sensor 2 can be connected with a plurality of measurement and control displays 3, the automatic liquid level metering system of the storage tank 1 further comprises a main control box 6, and a plurality of measurement and control displays 3 can be installed in the main control box 6, so that the liquid level conditions of the storage tanks 1 can be monitored through the main control box 6.

The implementation principle of the automatic liquid level metering system of the storage tank in the embodiment of the application is as follows: when the conduit 4 is installed, the top cover 13 is first screwed off, then the slide bar 44 is aligned with the slide groove 51 and vertically slides, and the slide bar 44 slides onto the slide rail 5, so that the conduit 4 is installed in the storage tank 1.

Then, the measuring guide rod 22 and the floating ball 24 are inserted into the guide tube 4, the measuring guide rod 22 penetrates through the center of the top cover 13, the mounting flange 23 is fixed on the top cover 13, and the top cover 13 is screwed in the fixed cylinder 12.

When the liquid level in the storage tank 1 changes, the floating ball 24 is attached to the liquid level, the connecting rod type floating ball liquid level sensor 2 sends out an electric signal of liquid level information, and after the controller 31 receives the electric signal, the controller 31 respectively displays the liquid level data transmitted by the electric signal on the light column display 32 and the digital display 33.

When liquid is newly added into the storage tank 1, the liquid floats, the liquid enters the interior of the wave-proof cover 41 from the through hole 42 and impacts the buffer cover 43, and the liquid level in the guide pipe 4 is calm.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a storage tank liquid level automatic metering system, includes storage tank (1), is provided with connecting rod formula floater level sensor (2) in storage tank (1), and connecting rod formula floater level sensor (2) are connected with at least one and observe and control display (3), and observe and control display (3) including controller (31), and controller (31) are connected with the display that is used for showing the liquid level, its characterized in that: a guide pipe (4) is arranged in the storage tank (1), the two ends of the guide pipe (4) are communicated, the bottom end of the guide pipe (4) is attached to the bottom surface of the storage tank (1), and the connecting rod type floating ball liquid level sensor (2) is inserted into the guide pipe (4).

2. The automatic tank level gauging system according to claim 1, wherein: the anti-wave cover (41) arranged at the bottom of the conduit (4) in a surrounding mode is fixed on the conduit (4), and a plurality of through holes (42) are formed in the side wall of the anti-wave cover (41).

3. The automatic tank level gauging system according to claim 2, wherein: and a buffer cover (43) covering the periphery of the through hole (42) is fixed in the wave-proof cover (41), and the bottom end of the buffer cover (43) is communicated.

4. The automatic tank level gauging system according to claim 1, wherein: the top of the storage tank (1) is detachably connected with a top cover (13), the connecting rod type floating ball liquid level sensor (2) is installed on the top cover (13), the guide pipe (4) is detachably connected to the inner wall of the storage tank (1), and the guide pipe (4) is located below the top cover (13).

5. The automatic tank level gauging system according to claim 4, wherein: be fixed with on storage tank (1) inner wall slide rail (5), be provided with vertical extension's spout (51) in slide rail (5), the width of spout (51) opening part is less than the tank bottom width, and pipe (4) lateral wall is fixed with draw runner (44), draw runner (44) and spout (51) sliding connection.

6. The automatic tank level gauging system according to claim 4, wherein: a connecting hole (11) is formed in the top of the storage tank (1), a fixed cylinder (12) is fixed in the connecting hole (11), and a top cover (13) is in threaded connection with the fixed cylinder (12).

7. The automatic tank level gauging system according to claim 1, wherein: the display is a light pillar display (32).

8. The automatic tank level gauging system according to claim 1, wherein: the display is a digital display (33).

9. The automatic tank level gauging system according to claim 1, wherein: the controller (31) is connected with a high-level alarm (35) which gives an alarm when the liquid level in the storage tank (1) is greater than or equal to the lowest water level line and a low-level alarm (34) which gives an alarm when the liquid level in the storage tank (1) is less than or equal to the lowest water level line.

10. The automatic tank level gauging system according to claim 1, wherein: the automatic liquid level metering system of the storage tank comprises a main control box (6), wherein a plurality of measurement and control displays (3) connected with the storage tank (1) are arranged in the main control box (6).