CN220960253U - Liquid level depth gauge - Google Patents

Abstract

A liquid level depth gauge comprises a magnetic turning plate, a floating ball, a shell, a mounting flange, an equipment flange, a flexible rope, a heavy hammer, a pulley and a heavy hammer guide pipe; the heavy hammer guide pipe is vertically positioned at the center position in the shell, and the heavy hammer guide pipe bracket is fixed between the upper part of the heavy hammer guide pipe and the inner wall of the shell; the lower end of the flexible rope is connected with the upper end of the floating ball, the upper end of the flexible rope upwards penetrates out of the heavy hammer guide pipe and is connected with the upper end of the heavy hammer through the pulley, the fixed pulley block and the movable pulley block; the heavy hammer is internally provided with magnetic steel, and a bicolor magnetic turnover plate is vertically arranged at the position of the outer wall of the shell corresponding to the magnetic steel. According to the utility model, as the floating ball guide cylinder is eliminated, the influence of the viscosity change of the medium on measurement is avoided; the fixed pulley block and the movable pulley block are additionally arranged, so that the effective stroke of the heavy hammer is controlled within the range of 1000mm, and the measurement of the liquid level measuring range is determined according to the number of flexible ropes passing through the pulleys.

Description

Liquid level depth gauge

Technical Field

The utility model relates to a mechanical instrument, in particular to a liquid level display for measuring the underground.

Background

Currently, float gauges are commonly used for measuring the liquid level and the underground liquid level of a liquid storage tank (see fig. 3). The floating ball guide tube 18 is internally provided with a floating ball 4 which floats up and down along with the liquid level, the upper end of the floating ball is fixed at the lower end of the connecting rod 16, and the upper end of the connecting rod 16 is fixed with a magnetic ring 17. When the liquid level rises or falls, the floating ball 4 moves along, the magnetic ring 17 is pushed by the connecting rod 16, the outer wall of the shell 5 of the magnetic ring guide cylinder is provided with the double-color magnetic turning plate 1, and the magnetic turning plate 1 is turned over under the drive of the magnetic pole of the magnetic ring 17, so that the liquid level is displayed.

The adoption of the floating ball measuring meter for measuring the liquid level depth has the following defects:

1. the float guide cylinder 18 is fixed on the device, the float moves up and down along the axis in the guide cylinder, the viscosity of the measured medium changes along with the temperature change, the viscosity of the measured medium influences the movement of the float in the guide cylinder, and when the viscosity of the measured medium is reduced to a critical point at the temperature, the float can not move on the float guide cylinder, so that the liquid level depth can not be measured.

2. When the depth of the underground tank exceeds 4m, the height of the magnetic turning plate on the ground must be equal to the height, which is influenced by indoor height or outdoor wind power.

Disclosure of utility model

The utility model aims to provide a liquid level depth gauge, which solves the problems in the prior art, the viscosity change does not affect the measurement of liquid level depth, and the height of a magnetic turning plate can be adjusted by compressing the height through the number of fixed pulleys and movable pulleys provided with pulley blocks, so that the magnetic turning plate can be arranged indoors or outdoors.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a liquid level depth gauge, includes magnetism and turns over board, floater, shell, mounting flange, equipment flange, its characterized in that: the device also comprises a flexible rope, a heavy hammer, a pulley and a heavy hammer guide pipe; the heavy hammer guide pipe is vertically positioned at the center position in the shell, and the heavy hammer guide pipe bracket is fixed between the upper part of the heavy hammer guide pipe and the inner wall of the shell; the lower end of the flexible rope is connected with the upper end of the floating ball, the upper end of the flexible rope upwards penetrates out of the heavy hammer guide pipe and is connected with the upper end of the heavy hammer sleeved on the outer wall of the lower part of the heavy hammer guide pipe through a pulley fixed above the heavy hammer guide pipe; the heavy hammer is internally provided with magnetic steel, and a bicolor magnetic turnover plate is vertically arranged at the position of the outer wall of the shell corresponding to the magnetic steel.

Further, the flexible rope passes through the pulley, then passes through the fixed pulley block arranged below the heavy hammer guide pipe bracket, and then passes through the movable pulley block arranged above the heavy hammer, and then is connected to the upper end of the heavy hammer.

Further, a floating ball loading object is arranged in the floating ball.

Further, the weight ratio of the heavy hammer to the floating ball is 1:3.

Further, the total height of the liquid level depth gauge is 1200mm.

The utility model has the beneficial effects that: because the liquid level depth gauge cancels the floating ball guide cylinder, the influence of the change of the viscosity of the medium on the measurement is avoided; the fixed pulley block and the movable pulley block are additionally arranged, so that the effective stroke of the heavy hammer can be controlled within the range of 1000mm, and the measurement of the liquid level measuring range is determined according to the number of flexible ropes passing through the pulleys.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic view of the appearance of a movable pulley block or a fixed pulley block.

Fig. 3 is a schematic diagram of a prior art structure.

In the figure: 1. a magnetic flap; 2. a flexible rope; 3. a heavy hammer; 4. a floating ball; 5. a housing; 6. magnetic steel; 7. a mounting flange; 8. an equipment flange; 9. a pulley; 10. a floating ball loader; 11. guiding a flexible rope; 12. weight guide tube bracket; 13. a weight guide tube; 14. a movable pulley block; 15. a fixed pulley block; 16. a connecting rod; 17. a magnetic ring; 18. a floating ball guide cylinder; 19. first, 20, sixth.

Detailed Description

The present utility model will be described below with reference to the accompanying drawings.

As can be seen from fig. 1, the utility model comprises a magnetic turning plate 1, a floating ball 4, a shell 5, a mounting flange 7, an equipment flange 8, a flexible rope 2, a heavy hammer 3, a pulley 9 and a heavy hammer guide pipe 13; the heavy hammer guide pipe 13 is vertically positioned at the center position in the shell 5, and the heavy hammer guide pipe bracket 12 is fixed between the upper part of the heavy hammer guide pipe and the inner wall of the shell; the lower end of the flexible rope 2 is connected with the upper end of the floating ball 4, the upper end of the flexible rope penetrates out upwards from the heavy hammer guide pipe 13 and is connected with the upper end of the heavy hammer 3 sleeved on the outer wall of the lower part of the heavy hammer guide pipe through the pulley 9 fixed above the heavy hammer guide pipe; the heavy hammer 3 is internally provided with magnetic steel 6, and the double-color magnetic turnover plate 1 is vertically arranged at the position of the outer wall of the shell 5 corresponding to the magnetic steel.

In order to control the effective stroke compression of the heavy hammer within the range of 1000mm, the pulley block principle in the patent of the inventor's patent number ZL 201721513145.7' linear proportional liquid level meter is adopted, a fixed pulley block and a movable pulley block are additionally arranged, the two pulley blocks are identical and correspond to each other, see FIG. 2, 6 pulleys in each group are shown in FIG. 2, and the number of the fixed pulleys and the movable pulleys is selected from the first wheel 19 to the sixth wheel 20 according to the requirement. The flexible rope 2 passes through the pulley 9, then passes through the fixed pulley block 15 arranged below the weight guide pipe bracket 12, and then passes through the movable pulley block 14 arranged above the weight 3, and then is connected to the upper end of the weight 3. In the effective stroke 1000mm range of the heavy hammer 3, the number of the flexible ropes passing through the pulleys determines the display proportion of the liquid level measuring range.

The floating ball 4 is internally provided with the floating ball loading object 10, so that the weight of the floating ball 4 can be increased to reduce lateral deflection, and through practical fumbling, the weight ratio of the general heavy hammer to the weight of the floating ball is 1:3 is preferable.

The liquid level depth gauge does not use a floating ball guide cylinder, and avoids the influence of the viscosity change of the medium on measurement.

When the liquid level rises or falls, the floating ball 4 changes along with the change, the direction of the floating ball is changed by a flexible rope through a pulley block, the heavy hammer 3 is internally provided with the magnetic steel 6, and the external double-color magnetic turnover plate 1 on the outer wall of the shell 5 is driven by the magnetic pole of the magnetic steel 6 to turn over, so that the liquid level is displayed.

The movable pulley block is additionally arranged on the heavy hammer 3, the fixed pulley block is additionally arranged at the upper end of the heavy hammer guide pipe bracket 12, and the flexible rope determines the display of the liquid level measuring range through the number of the pulleys within the effective stroke of 1000mm of the heavy hammer 3.

In practice, one example of the water tank has the depth of 4000mm and the distance from the top of the indoor layer of 1500mm, and is designed according to the conditions: the floating ball 4 travels 4000mm, the driving display weight 3 travels 800mm, the proportion is 5:1, the flexible rope is required to be connected to the weight 3 through 2 movable pulleys and 2 fixed pulleys, the flexible rope is fixed at the movable pulley block end to form a proportion of 5:1, and the total height of the liquid level depth gauge is 1200mm, so that the field requirement is met.

Claims (5)

1. The utility model provides a liquid level depth gauge, includes magnetism turns over board (1), floater (4), shell (5), mounting flange (7), equipment flange (8), its characterized in that: the device also comprises a flexible rope (2), a heavy hammer (3), a pulley (9) and a heavy hammer guide pipe (13); the heavy hammer guide pipe (13) is vertically positioned at the center position in the shell (5), and the heavy hammer guide pipe bracket (12) is fixed between the upper part of the heavy hammer guide pipe and the inner wall of the shell; the lower end of the flexible rope (2) is connected with the upper end of the floating ball (4), the upper end of the flexible rope penetrates out of the heavy hammer guide pipe (13) upwards and is connected with the upper end of the heavy hammer (3) sleeved on the outer wall of the lower part of the heavy hammer guide pipe through the pulley (9) fixed above the heavy hammer guide pipe; the heavy hammer (3) is internally provided with magnetic steel (6), and the outer wall of the shell (5) is vertically provided with a bicolor magnetic turnover plate (1) at the position corresponding to the magnetic steel.

2. A fluid level gauge as defined in claim 1, wherein: the flexible rope (2) passes through the pulley (9) and then passes through the fixed pulley block (15) arranged below the heavy hammer guide pipe bracket (12), and then passes through the movable pulley block (14) arranged above the heavy hammer (3) and then is connected to the upper end of the heavy hammer (3).

3. A fluid level gauge according to claim 1 or 2, characterized in that: a floating ball loading object (10) is arranged in the floating ball (4).

4. A fluid level gauge as defined in claim 3, wherein: the weight ratio of the heavy hammer to the floating ball is 1:3.

5. A fluid level gauge as defined in claim 3, wherein: the total height of the liquid level depth gauge is 1200mm.