CN219914602U - Liquid level switch calibration device - Google Patents

Abstract

The utility model provides a liquid level switch verification device which is simple in design structure, light and small in size, convenient to carry and flexible to use, can be used for conveniently fixing and detaching a liquid level switch and is convenient to verify and detect.

Description

Liquid level switch calibration device

Technical Field

The utility model relates to the technical field of liquid level switch verification, in particular to a liquid level switch verification device.

Background

In the electric power construction, in order to accurately measure the height of the water level in various pools or tanks, a large number of liquid level meters are needed to achieve the measurement purpose, a floating ball liquid level switch is commonly used, when the liquid level changes, the height of a floating ball changes along with the liquid level, and when the floating ball rises/falls to a certain height, a mechanical contact acts, and the liquid level switch sends out an alarm signal. The liquid level switch check-up need carry out the verification before putting into use, avoids appearing the error, avoids influencing work result of use.

The automatic verification device of the existing liquid level switch is inconvenient to communicate the liquid level switch with the container, is usually fixed through a fixing bolt, and increases maintenance personnel maintenance difficulty.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model solves the technical problems as follows: the automatic verification device of the existing liquid level switch is inconvenient to communicate the liquid level switch with the container, is usually fixed through a fixing bolt, increases maintenance personnel maintenance difficulty, and provides a liquid level switch verification device.

To achieve the above object, the present utility model provides:

the utility model provides a liquid level switch verifying attachment, including the working plate, the top of working plate is provided with power, alarm and container, the outside of container is provided with the blow off pipe, the mounting groove has been seted up at the top of working plate, movable mounting has the installation piece in the mounting groove, transparent graduated flask is installed at the top of installation piece, be provided with buoyancy mechanism in the transparent graduated flask, be connected with the insulation board on the buoyancy mechanism, rectangular box is installed at the top of transparent graduated flask, bridge conductor is installed to the bottom of insulation board, install two conducting blocks on the bottom inner wall of rectangular box, two conducting blocks all with bridge conductor looks adaptation.

Preferably, two vertical poles are installed at the top of working plate, and same roof is installed at the top of two vertical poles, and the bottom of roof is provided with the light, and the top of roof is provided with the handle, and the outside of working plate is provided with the switch, and the switch of setting is used for controlling the light, and the light of setting can throw light on, conveniently operates in the not good position of light, and the handle can conveniently carry wholly.

Preferably, the outer side of the transparent graduated tube is communicated with an external threaded tube, a hose is communicated with the container, an internal threaded tube is rotationally communicated with the hose, and the internal threaded tube is in threaded connection with the external threaded tube; the transparent graduated tube can be communicated with the container through the internal threaded tube and the external threaded tube.

Preferably, the buoyancy mechanism comprises a buoyancy ball, the buoyancy ball is movably arranged in the transparent graduated tube, the top of the buoyancy ball is provided with a buoyancy rod, the top end of the buoyancy rod is connected with the bottom of the insulating plate, and the buoyancy rod is movably connected with the rectangular box; the liquid flows into the transparent graduated tube to provide buoyancy for the buoyancy ball, the buoyancy ball pushes the insulating plate to move upwards through the buoyancy rod, the insulating plate drives the bridge conductor to leave two conductive blocks, after the liquid flows away and the liquid level descends, the buoyancy ball and the buoyancy rod move downwards, the insulating plate drives the bridge conductor to contact with the two conductive blocks, and if the liquid level switch is normal, the alarm gives an alarm.

Preferably, elastic grooves are formed in the inner walls of the two sides of the mounting groove, clamping blocks are slidably mounted in the two elastic grooves, the front ends of the clamping blocks are arranged in a triangular mode, triangular grooves are formed in the two sides of the mounting block, the clamping blocks are in bidirectional clamping connection with the triangular grooves, springs are mounted on the outer sides of the clamping blocks, and the springs are connected with the inner walls of the elastic grooves; the elastic force is provided for the clamping block through the spring, so that the clamping block enters the triangular groove, the mounting block can be fixed, and the liquid level switch is convenient to fix.

Compared with the prior art, the utility model has the advantages that:

1. the installation block is inserted into the installation groove, and the spring provides elasticity for the clamping block, so that the clamping block enters the triangular groove, the installation block can be fixed, the liquid level switch is conveniently fixed, the transparent scale tube is pulled upwards, the installation block can be detached, and the operation and the use are convenient;

2. the transparent scale tube is communicated with the container by utilizing the internal thread tube, liquid is added into the container, the liquid flows into the transparent scale tube to provide buoyancy for the buoyancy ball, the buoyancy ball pushes the insulating plate to move upwards through the buoyancy rod, the insulating plate drives the bridge conductor to leave the two conductive blocks, then the two conductive blocks are connected with the alarm, the liquid in the container is discharged by utilizing the discharge tube, meanwhile, the liquid in the transparent scale tube flows away, the buoyancy ball and the buoyancy rod move downwards, the insulating plate drives the bridge conductor to contact with the two conductive blocks, and if the liquid level switch is normal, the alarm gives an alarm, and the liquid level switch can be checked;

3. the provided illuminating lamp can illuminate, is convenient to operate at a position with poor light, and can be conveniently carried integrally through the handle;

the liquid level switch is simple in structure, light and small in size, convenient to carry, flexible to use, capable of conveniently fixing and detaching the liquid level switch, and convenient to check and detect.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present design;

FIG. 2 is a schematic cross-sectional view of FIG. 1 of the present design;

fig. 3 is a schematic structural diagram of the portion a in fig. 2 in the present design.

In the figure: 1. a work plate; 2. a vertical rod; 3. a top plate; 4. a lighting lamp; 5. a handle; 6. a power supply; 7. an alarm; 8. a container; 9. a discharge pipe; 10. a mounting groove; 11. a mounting block; 12. a transparent graduated tube; 13. an external threaded tube; 14. an internally threaded tube; 15. a hose; 16. a buoyancy ball; 17. a buoyancy rod; 18. an insulating plate; 19. a bridge conductor; 20. a conductive block; 21. a rectangular box; 22. an elastic groove; 23. a spring; 24. a clamping block; 25. triangular grooves; 26. and (3) a switch.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings.

Referring to fig. 1-3, a liquid level switch verification device comprises a working plate 1, wherein a power supply 6, an alarm 7 and a container 8 are arranged at the top of the working plate 1, a discharge pipe 9 is arranged at the outer side of the container 8, a mounting groove 10 is formed in the top of the working plate 1, a mounting block 11 is movably mounted in the mounting groove 10, a transparent scale pipe 12 is mounted at the top of the mounting block 11, a buoyancy mechanism is arranged in the transparent scale pipe 12, an insulating plate 18 is connected to the buoyancy mechanism, a rectangular box 21 is mounted at the top of the transparent scale pipe 12, a bridge conductor 19 is mounted at the bottom of the insulating plate 18, two conductive blocks 20 are mounted on the inner wall of the bottom of the rectangular box 21, and the two conductive blocks 20 are matched with the bridge conductor 19.

In this embodiment, elastic grooves 22 are formed on inner walls of two sides of the mounting groove 10, clamping blocks 24 are slidably mounted in the two elastic grooves 22, the front ends of the clamping blocks 24 are triangular, triangular grooves 25 are formed on two sides of the mounting block 11, the clamping blocks 24 are in bidirectional clamping connection with the triangular grooves 25, springs 23 are mounted on the outer sides of the clamping blocks 24, and the springs 23 are connected with the inner walls of the elastic grooves 22; the spring 23 provides elasticity for the clamping block 24, so that the clamping block 24 enters the triangular groove 25, the mounting block 11 can be fixed, and the liquid level switch can be conveniently fixed.

In this embodiment, two vertical poles 2 are installed at the top of working plate 1, and same roof 3 is installed at the top of two vertical poles 2, and the bottom of roof 3 is provided with light 4, and the top of roof 3 is provided with handle 5, and the outside of working plate 1 is provided with switch 26, and switch 26 that sets up is used for controlling light 4, and the light 4 that sets up can throw light on, conveniently operates in the position of light is bad, and handle 5 can conveniently carry the whole.

In the embodiment, an external thread pipe 13 is communicated with the outer side of a transparent graduated tube 12, a hose 15 is communicated with a container 8, an internal thread pipe 14 is rotationally communicated with the hose 15, and the internal thread pipe 14 is in threaded connection with the external thread pipe 13; the transparent graduated tube 12 can be connected to the container 8 by means of an internally threaded tube 14 and an externally threaded tube 13.

In the embodiment, the buoyancy mechanism comprises a buoyancy ball 16, the buoyancy ball 16 is movably arranged in the transparent graduated tube 12, a buoyancy rod 17 is arranged at the top of the buoyancy ball 16, the top end of the buoyancy rod 17 is connected with the bottom of the insulating plate 18, and the buoyancy rod 17 is movably connected with the rectangular box 21; the liquid flows into the transparent graduated tube 12 to provide buoyancy for the buoyancy ball 16, the buoyancy ball 16 pushes the insulating plate 18 to move upwards through the buoyancy rod 17, the insulating plate 18 drives the bridge conductor 19 to leave the two conductive blocks 20, after the liquid flows away and the liquid level descends, the buoyancy ball 16 and the buoyancy rod 17 move downwards, the insulating plate 18 drives the bridge conductor 19 to contact with the two conductive blocks 20, and if the liquid level switch is normal, the alarm 7 gives an alarm.

Working principle: when the portable electric power device is used, the power supply 6 is switched on, the installation block 11 is inserted into the installation groove 10, elasticity is provided for the clamping block 24 through the spring 23, the clamping block 24 enters the triangular groove 25, the installation block 11 can be fixed, the liquid level switch is conveniently fixed, the transparent graduated tube 12 is communicated with the container 8 through the internal thread tube 14, liquid is added into the container 8, the liquid flows into the transparent graduated tube 12 to provide buoyancy for the buoyancy ball 16, the buoyancy ball 16 pushes the insulating plate 18 to move upwards through the buoyancy rod 17, the insulating plate 18 drives the bridge conductor 19 to leave the two conductive blocks 20, then the two conductive blocks 20 are connected with the alarm 7, liquid inside the container 8 is discharged through the discharge tube 9, meanwhile, the buoyancy ball 16 and the buoyancy rod 17 move downwards, the insulating plate 18 drives the bridge conductor 19 to be in contact with the two conductive blocks 20, if the liquid level switch is normal, the alarm 7 gives an alarm, after the liquid level switch is completed, the transparent graduated tube 12 is pulled upwards, the installation block 11 can be detached, the operation and the portable electric power device is convenient to use, the set illuminating lamp 4 can be carried out at a poor position, and the portable electric power device can be carried conveniently by the whole user.

The utility model is not limited to the above-mentioned best mode, any person can obtain other various products under the teaching of the utility model, but any change in shape or structure is within the scope of protection of the utility model, and all the technical schemes are the same or similar to the utility model.

Claims (6)

1. The utility model provides a liquid level switch verifying attachment, includes working plate (1), and the top of working plate (1) is provided with power (6), alarm (7) and container (8), and the outside of container (8) is provided with exhaust pipe (9), its characterized in that: the utility model discloses a bridge type electric power generation device, including work board (1), mounting groove (10) have been seted up at the top of work board (1), movable mounting has installation piece (11) in mounting groove (10), transparent graduated flask (12) are installed at the top of installation piece (11), be provided with buoyancy mechanism in transparent graduated flask (12), be connected with insulation board (18) on the buoyancy mechanism, rectangular box (21) are installed at the top of transparent graduated flask (12), bridge type conductor (19) are installed to the bottom of insulation board (18), install two conducting blocks (20) on the bottom inner wall of rectangular box (21), two conducting blocks (20) all with bridge type conductor (19) looks adaptation.

2. A fluid level switch verification device as defined in claim 1, wherein: the outside of transparent graduated tube (12) communicates there is external screw thread pipe (13), and the intercommunication has hose (15) on container (8), rotates on hose (15) and communicates there is internal screw thread pipe (14), and internal screw thread pipe (14) and external screw thread pipe (13) threaded connection.

3. A fluid level switch verification device as defined in claim 1, wherein: the buoyancy mechanism comprises a buoyancy ball (16), the buoyancy ball (16) is movably mounted in the transparent graduated tube (12), a buoyancy rod (17) is mounted at the top of the buoyancy ball (16), the top end of the buoyancy rod (17) is connected with the bottom of the insulating plate (18), and the buoyancy rod (17) is movably connected with the rectangular box (21).

4. A fluid level switch verification device as defined in claim 1, wherein: elastic grooves (22) are formed in the inner walls of the two sides of the mounting groove (10), clamping blocks (24) are slidably mounted in the two elastic grooves (22), the front ends of the clamping blocks (24) are triangular, triangular grooves (25) are formed in the two sides of the mounting block (11), and the clamping blocks (24) are in bidirectional clamping connection with the triangular grooves (25).

5. A fluid level switch verification device as defined in claim 4, wherein: the outside of joint piece (24) is installed spring (23), and spring (23) link to each other with the inner wall of elastic groove (22).

6. A fluid level switch verification device as defined in claim 1, wherein: two vertical rods (2) are installed at the top of working plate (1), same roof (3) are installed at the top of two vertical rods (2), light (4) are arranged at the bottom of roof (3), handle (5) are arranged at the top of roof (3), and switch (26) are arranged on the outer side of working plate (1).