CN220649699U - Liquid level measurement and control device - Google Patents
Liquid level measurement and control device Download PDFInfo
- Publication number
- CN220649699U CN220649699U CN202321634111.9U CN202321634111U CN220649699U CN 220649699 U CN220649699 U CN 220649699U CN 202321634111 U CN202321634111 U CN 202321634111U CN 220649699 U CN220649699 U CN 220649699U
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- measurement
- liquid level
- water tank
- control
- level sensor
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- 238000005259 measurement Methods 0.000 title claims abstract description 58
- 239000007788 liquid Substances 0.000 title claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 238000007667 floating Methods 0.000 claims abstract description 11
- 230000005622 photoelectricity Effects 0.000 abstract description 9
- 238000001514 detection method Methods 0.000 abstract description 5
- 230000001502 supplementing effect Effects 0.000 description 6
- 239000000523 sample Substances 0.000 description 5
- 125000003003 spiro group Chemical group 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000011982 device technology Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Landscapes
- Level Indicators Using A Float (AREA)
Abstract
The utility model provides a liquid level measurement and control device, which relates to the field of measurement and control devices and comprises: observe and control water tank, display, observe and control subassembly and floating subassembly, the display is installed in observing and control water tank upper end, observe and control the spout has been seted up to water tank inner wall, and floating subassembly includes buoyancy board, pulley, first sealing strip and second sealing strip to the pulley is installed at buoyancy board both ends, and pulley sliding connection in the spout, observe and control the subassembly and include dead lever, closing plate, photoelectricity level sensor and lens hood, and lens hood suit is in photoelectricity level sensor outside to photoelectricity level sensor connects at the dead lever lower extreme. The utility model solves the problems that the double liquid level measurement and control device in the prior art cannot be used for multi-stage liquid level detection, the use is limited, and the disassembly and assembly are troublesome.
Description
Technical Field
The utility model relates to the technical field of measurement and control devices, in particular to a liquid level measurement and control device.
Background
The liquid level measurement and control device is generally used for monitoring the position of the liquid level, through retrieving, prior art (application number: CN 202023195647.4), the document describes "a double liquid level measurement and control device, which comprises a water tank, measurement and control box and wireless receiver, be provided with high alarm on the measurement and control box, low alarm, switch and a plurality of display panel, be connected with the change board through a plurality of change bolts on the water tank, the change board is connected with the fixed frame through a plurality of dead levers, the fixed frame is connected with the movable frame through a plurality of locking springs and a plurality of locking telescopic links, install protection device between fixed frame and the movable frame, install wireless transmitter and level sensor in the protection device, the intercommunication has the inlet tube on the water tank, be provided with the valve on the inlet tube, the water tank passes through the mounting panel and installs the motor, the motor is connected with the switching device through the change board, wireless receiver's be connected with the electro-magnet, it is convenient for protect level sensor, it is convenient for change level sensor, and it is convenient for realize automatic moisturizing, it is comparatively convenient, the practicality is higher. "
However, the dual-liquid-level measurement and control device in the comparison document still has some defects although dual-liquid-level detection and convenient replacement are realized: the measurement and control device can only realize measurement and control of two liquid level points at the highest position and the lowest position, has limitation on use of liquid storage equipment needing multi-section measurement and control, and in addition, a water tank needs to be emptied when the liquid storage equipment is detached and replaced, a multi-section photoelectric liquid level sensor in the prior art is used for realizing multi-section monitoring, and the photoelectric liquid level sensor in the prior art is easy to shake by liquid level and adhere to the multi-section probe of the sensor, so that measurement and control accuracy is influenced, and the device is used for outdoor measurement and control and is easy to be influenced by illumination ultraviolet rays.
Disclosure of Invention
In order to overcome the defects existing in the prior art, a liquid level measurement and control device is provided at present, so that the problems that a double liquid level measurement and control device in the prior art cannot be used for multi-section type liquid level detection, the use is limited, and the disassembly and assembly are troublesome are solved.
In order to achieve the above object, there is provided a liquid level measurement and control device, comprising: observe and control water tank, display, observe and control subassembly and floating subassembly, the display is installed in observing and control water tank upper end, observe and control the spout has been seted up to water tank inner wall, and floating subassembly includes buoyancy board, pulley, first sealing strip and second sealing strip to the pulley is installed at buoyancy board both ends, and pulley sliding connection in the spout, observe and control the subassembly and include dead lever, closing plate, photoelectricity level sensor and lens hood, and lens hood suit is in photoelectricity level sensor outside to photoelectricity level sensor connects at the dead lever lower extreme.
Further, the first sealing strip and the second sealing strip are respectively fixed at the length edge and the width edge of the buoyancy plate, and the first sealing strip and the second sealing strip are in sliding contact with the inner wall of the measurement and control water tank.
Furthermore, a slide hole is formed in the buoyancy plate, the light shield is inserted into the slide hole, and the lower end of the light shield is close to the bottom of the measurement and control water tank.
Further, the outside spiro union of dead lever has the spiro union piece, and the closing plate rotates to be connected in the dead lever outside to the closing plate lower extreme is connected with the locating piece, and the locating piece and observe and control the arc groove joint that the water tank up end opened still.
Further, the mounting hole has been seted up at measurement and control water tank top, and the dead lever is pegged graft inside the mounting hole to the welding of dead lever outside has the joint board, and the joint board joint is in the mounting hole lower extreme.
Further, an external thread block is arranged at the joint of the fixed rod and the photoelectric liquid level sensor, the inner wall of the upper port of the light shield is in matched threaded connection with the external thread block, and the photoelectric liquid level sensor is electrically connected with the display through a wire.
The utility model has the advantages that the sliding chute formed on the inner wall of the measurement and control water tank, the buoyancy plate, the pulley, the first sealing strip, the second sealing strip and the sliding hole which are included by the floating assembly are utilized, so that the buoyancy plate can move horizontally conveniently, water drops can not be stimulated to adhere to the photoelectric liquid level sensor during the oscillation of the measurement and control water tank or the water supplement of the water pump, and meanwhile, the influence of sunlight ultraviolet rays on the probe of the photoelectric liquid level sensor is avoided through the light shield, thereby ensuring the normal use of the photoelectric liquid level sensor and realizing the measurement and control of multi-section liquid level; utilize dead lever, closing plate, spiro union piece and the joint board that observe and control the subassembly and include, be convenient for peg graft the dead lever and fix inside the mounting hole, and then realize being convenient for install and dismantle, and need not blow down the liquid in the observing and controlling water tank when the dismouting.
Drawings
Fig. 1 is a schematic diagram of a measurement and control water tank according to an embodiment of the present utility model.
Fig. 2 is a schematic diagram of a structure a in fig. 1 according to an embodiment of the present utility model.
Fig. 3 is a schematic diagram of a structure B in fig. 1 according to an embodiment of the present utility model.
FIG. 4 is a schematic top view of a floating assembly according to an embodiment of the present utility model.
In the figure: 1. a measurement and control water tank; 2. a display; 3. a measurement and control assembly; 31. a fixed rod; 32. a sealing plate; 33. a screw joint block; 34. a mounting hole; 35. a positioning block; 36. a clamping plate; 37. an external thread block; 38. a light shield; 39. a photoelectric liquid level sensor; 4. a chute; 5. a floating assembly; 51. a buoyancy plate; 52. a pulley; 53. a first sealing strip; 54. a second sealing strip; 55. and a slide hole.
Description of the embodiments
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.
Referring to fig. 1 to 4, the present utility model provides a liquid level measurement and control apparatus, comprising: the device comprises a measurement and control water tank 1, a display 2, a measurement and control assembly 3 and a floating assembly 5.
Specifically, display 2 installs in observing and controlling water tank 1 upper end, and the spout 4 has been seted up to observing and controlling water tank 1 inner wall, and floating subassembly 5 includes buoyancy board 51, pulley 52, first sealing strip 53 and second sealing strip 54, and pulley 52 installs at buoyancy board 51 both ends, and pulley 52 sliding connection is in spout 4, observing and controlling subassembly 3 includes dead lever 31, closing plate 32, photoelectricity level sensor 39 and lens hood 38, and lens hood 38 suit is in photoelectricity level sensor 39 outside, and photoelectricity level sensor 39 connects at the dead lever 31 lower extreme.
In this embodiment, the outer end of the measurement and control water tank 1 is connected with a water supplementing pump, the inside of the display 2 is provided with a single-chip microcomputer control unit, the water supplementing pump is electrically connected with the photoelectric liquid level sensor 39 through the single-chip microcomputer control unit, and the joint of the water supplementing pump and the measurement and control water tank 1 is located at the lower end of the buoyancy plate 51.
In this embodiment, when the liquid level measurement and control device related to the present application is used, the liquid level to be measured and controlled is stored by adopting the measurement and control water tank 1 in the present application.
In this embodiment, the thickness of the buoyancy plate 51 may be calculated as a parameter into the display control unit, or the thickness may be ignored using a thinner buoyancy plate 51.
Specifically, the first sealing strip 53 and the second sealing strip 54 are respectively fixed at the length edge and the width edge of the buoyancy plate 51, and the first sealing strip 53 and the second sealing strip 54 are in sliding contact with the inner wall of the measurement and control water tank 1, a sliding hole 55 is formed in the buoyancy plate 51, the light shield 38 is inserted into the sliding hole 55, and the lower end of the light shield 38 is close to the bottom of the measurement and control water tank 1.
As a preferred embodiment, the first sealing strip 53 and the second sealing strip 54 are arranged to facilitate the lifting sealing performance of the buoyancy plate 51, and the sliding hole 55 is arranged to facilitate the sliding on the outer wall of the light shield 38, so that the change of the liquid level in the use process of the measurement and control water tank 1 causes the height change of the buoyancy plate 51.
Specifically, the spiro union of dead lever 31 outside has spiro union piece 33, and closing plate 32 rotates to be connected in the dead lever 31 outside to closing plate 32 lower extreme is connected with locating piece 35, and locating piece 35 and the arc groove joint that measurement and control water tank 1 up end opened still, measurement and control water tank 1 top has seted up mounting hole 34, and dead lever 31 grafting is inside mounting hole 34, and the welding of dead lever 31 outside has joint board 36, and joint board 36 joint is at the mounting hole 34 lower extreme.
During installation, the light shield 38 is sleeved on the outer side of the sensor from the bottom of the photoelectric liquid level sensor 39 upwards, then is in threaded connection with the external thread block 37, then the photoelectric liquid level sensor 39 is integrally inserted into the measurement and control water tank 1 through the installation hole 34, the clamping plate 36 is positioned at the lower end of the installation hole 34, the fixing rod 31 is rotated to enable the clamping plate 36 to be clamped at the outer end edge of the installation hole 34, the positioning block 35 synchronously rotates in the arc-shaped groove in the rotating process, and then the threaded connection block 33 is screwed and fixed on the sealing plate 32.
Specifically, an external thread block 37 is arranged at the joint of the fixed rod 31 and the photoelectric liquid level sensor 39, the inner wall of the upper port of the light shield 38 is in matched threaded connection with the external thread block 37, and the photoelectric liquid level sensor 39 is electrically connected with the display 2 through a wire.
In this embodiment, the wires are routed from the inside of the fixing rod 31, and the outer ends of the wires are directly connected with the display 2 by adopting an aviation plug, so that the wires are convenient to assemble and disassemble.
When the photoelectric liquid level sensor is used, after the photoelectric liquid level sensor is installed, the dead weight of the buoyancy plate is reduced along with the reduction of the liquid level in the measurement and control water tank, and then the buoyancy plate is detected by the multi-section probe of the photoelectric liquid level sensor, when the buoyancy plate moves to the probe at the lowest position, the water supplementing pump is triggered to start to supplement water, the buoyancy plate is continuously raised in the water supplementing process, and the operation of the water supplementing pump can be stopped until the detection point of the probe at the uppermost end is reached.
The liquid level measurement and control device can effectively solve the problems that a double liquid level measurement and control device in the prior art cannot be used for multi-section liquid level detection, is limited in use and is troublesome to assemble and disassemble, realizes multi-section water level measurement and control on the basis of the existing liquid level measurement and control device technology, increases practical universality and is convenient to assemble and disassemble.
Claims (6)
1. A liquid level measurement and control device, comprising: observe and control water tank (1), display (2), observe and control subassembly (3) and floating subassembly (5), display (2) are installed in observe and control water tank (1) upper end, its characterized in that: the utility model discloses a light level sensor, including light level sensor (39), light shield (38) suit is in light level sensor (39) outside, and light level sensor (39) connect in dead lever (31) lower extreme, light shield (38) set up spout (4) in measurement and control water tank (1) inner wall, and floating subassembly (5) including buoyancy board (51), pulley (52), first sealing strip (53) and second sealing strip (54) to pulley (52) are installed at buoyancy board (51) both ends, and pulley (52) sliding connection in spout (4).
2. A liquid level measurement and control device according to claim 1, characterized in that the first sealing strip (53) and the second sealing strip (54) are fixed at the length edge and the width edge of the buoyancy plate (51), respectively, and the first sealing strip (53) and the second sealing strip (54) are in sliding contact with the inner wall of the measurement and control water tank (1).
3. The liquid level measurement and control device according to claim 1, wherein a slide hole (55) is formed in the buoyancy plate (51), a light shield (38) is inserted into the slide hole (55), and the lower end of the light shield (38) is close to the bottom of the measurement and control water tank (1).
4. The liquid level measurement and control device according to claim 1, wherein a screw block (33) is screwed on the outer side of the fixing rod (31), the sealing plate (32) is rotatably connected on the outer side of the fixing rod (31), a positioning block (35) is connected at the lower end of the sealing plate (32), and the positioning block (35) is clamped with an arc-shaped groove formed in the upper end face of the measurement and control water tank (1).
5. The liquid level measurement and control device according to claim 1, wherein the top of the measurement and control water tank (1) is provided with a mounting hole (34), the fixing rod (31) is inserted into the mounting hole (34), the outer side of the fixing rod (31) is welded with a clamping plate (36), and the clamping plate (36) is clamped at the lower end of the mounting hole (34).
6. The liquid level measurement and control device according to claim 1, wherein an external thread block (37) is arranged at the joint of the fixed rod (31) and the photoelectric liquid level sensor (39), the inner wall of the upper port of the light shield (38) is in matched threaded connection with the external thread block (37), and the photoelectric liquid level sensor (39) is electrically connected with the display (2) through a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321634111.9U CN220649699U (en) | 2023-06-26 | 2023-06-26 | Liquid level measurement and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321634111.9U CN220649699U (en) | 2023-06-26 | 2023-06-26 | Liquid level measurement and control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220649699U true CN220649699U (en) | 2024-03-22 |
Family
ID=90289483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321634111.9U Active CN220649699U (en) | 2023-06-26 | 2023-06-26 | Liquid level measurement and control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220649699U (en) |
-
2023
- 2023-06-26 CN CN202321634111.9U patent/CN220649699U/en active Active
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