CN215413939U

CN215413939U - Split capacitor liquid level meter connecting structure

Info

Publication number: CN215413939U
Application number: CN202121828810.8U
Authority: CN
Inventors: 王伟宁
Original assignee: Harbin Jinbaihong Technology Development Co ltd
Current assignee: Harbin Jinbaihong Technology Development Co ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-01-04
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses a split capacitor liquid level meter connecting structure, wherein a return spring is arranged in an adjusting box, the lower end of the return spring is fixedly connected with the adjusting box, the upper end of the return spring is fixedly connected with a piston plate, one end of a bidirectional screw is rotatably connected with a connecting plate, the other end of the bidirectional screw penetrates through the connecting plate and is provided with a nut, the inner side walls of the two clamping plates are respectively provided with a clamping groove, the two clamping plates are driven by the bidirectional screw to move relatively, the split capacitor liquid level meter can be fixed by the two clamping plates, a micro vacuum pump is turned on, air can be extracted from the adjusting box by the micro vacuum pump, and the piston plate can move downwards under the action of atmospheric pressure, so that an adjusting rod can be driven to move downwards, the connecting plate can be driven to move downwards by the adjusting rod, and the split capacitor liquid level meter can be driven to move downwards by the connecting plate.

Description

Split capacitor liquid level meter connecting structure

Technical Field

The utility model relates to the technical field of capacitance liquid level meters, in particular to a split capacitance liquid level meter connecting structure.

Background

A split-type capacitance liquid level meter is a measuring instrument for measuring the level of a medium in a container by using the change of capacitance, a container wall made of electrodes and conductive materials in the container forms a capacitor, when the dielectric constant of the measured medium is not changed for a given electrode, a measuring voltage with a fixed frequency is applied to the electrode, the current flowing through the capacitor depends on the height of the medium between the electrodes of the capacitor and is proportional to the height of the medium, therefore, the capacitance liquid level meter is used for measuring the level based on the change of the capacitance, one basic requirement of measuring the level by using the capacitance level meter is that the relative dielectric constant (the ratio of the dielectric constant of the measured medium to the dielectric constant of air) of the measured medium is not changed in the measuring process and can be remotely transmitted to an operation control room for centralized display, alarm or automatic control by a secondary instrument or a computer device, and a connecting device of the capacitance liquid level meter is a connecting and mounting part between the liquid level meter and the container for containing the liquid, the existing split capacitance liquid level meter connecting structure is generally used for fixedly connecting the split capacitance liquid level meter with a container, but when the liquid level is lower than the position which can not be reached by the split capacitance liquid level meter, the split capacitance liquid level meter is generally required to be taken down and fixed again, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model discloses a connection structure of a split capacitor liquid level meter, which adopts the technical scheme that the connection structure comprises an adjusting box, the adjusting box is a stainless steel box, the upper surface of the adjusting box is provided with a through hole, a piston plate is arranged in the adjusting box, the piston plate is in sliding connection with the adjusting box, the lower end of the piston plate is provided with two adjusting rods, the lower ends of the two adjusting rods penetrate through the adjusting box and are arranged at the lower end of the adjusting box, a connecting plate is arranged between the lower ends of the two adjusting rods, a return spring is arranged in the adjusting box, the lower end of the return spring is fixedly connected with the adjusting box, the upper end of the return spring is fixedly connected with the piston plate, the side wall of the adjusting box is provided with a micro vacuum pump, the air inlet of the micro vacuum pump is communicated with the lower end of the adjusting box through a connecting pipe, the piston plate is an iron-nickel alloy plate, and a mounting groove is arranged in the connecting plate, a two-way screw is arranged in the mounting groove, one end of the two-way screw is rotationally connected with the connecting plate, the other end of the two-way screw penetrates through the connecting plate and is provided with a nut, two clamping plates are arranged in the mounting groove and are respectively in threaded connection with a positive screw and a negative screw on the two-way screw, the inner side walls of the two clamping plates are respectively provided with a clamping groove, the lower end of the side wall of the regulating box is provided with an air inlet unit, the side wall of the regulating box is provided with a storage battery and a control switch group, the input end of the control switch group is electrically connected with the output end of the storage battery, the output end of the control switch group is electrically connected with the input end of the micro vacuum pump, the two clamping plates are driven to do relative motion through the two-way screw, the split capacitance liquid level gauge can be fixed through the two clamping plates, when the liquid level is lower than the position which can not be reached by the split capacitance liquid level gauge, the micro vacuum pump is opened, and air can be extracted from the regulating box through the micro vacuum pump, under the action of atmospheric pressure, the piston plate can move downwards, so that the adjusting rod can be driven to move downwards, the connecting plate can be driven to move downwards through the adjusting rod, and the split capacitor liquid level meter can be driven to move downwards through the connecting plate.

As a preferred technical scheme of the utility model, the air inlet unit comprises an air inlet pipe and an electromagnetic valve, the air inlet pipe is arranged at the lower end of the side wall of the regulating box, one end of the air inlet pipe is communicated with the regulating box, the electromagnetic valve is arranged at the other end of the air inlet pipe, and the input end of the electromagnetic valve is electrically connected with the output end of the control switch group and can be used for regulating air blowing in the regulating box.

As a preferable technical scheme, the adjusting box further comprises three mounting plates and connecting bolts, wherein the three mounting plates are arranged on the side wall of the adjusting box, and the connecting bolts are arranged on the mounting plates and can be used for mounting the adjusting box.

As a preferred technical scheme of the utility model, the device also comprises an electromagnet, wherein the electromagnet is arranged on the upper surface inside the adjusting box, the electromagnet is magnetically connected with the piston plate, and the input end of the electromagnet is electrically connected with the output end of the control switch group and can be used for fixing the piston plate.

As a preferred technical scheme, the liquid level meter further comprises two protective pads, wherein the two protective pads are respectively arranged in the clamping grooves in the inner side walls of the two clamping plates and can be used for protecting the split-type capacitance liquid level meter.

The utility model has the beneficial effects that: the two clamping plates are driven by the bidirectional screw to move relatively, the split capacitor liquid level meter can be fixed by the two clamping plates, when the position, which cannot be touched by the split capacitor liquid level meter, is reached below the liquid level, the micro vacuum pump is started, air can be extracted from the adjusting box by the micro vacuum pump, the piston plate can move downwards under the action of atmospheric pressure, so that the adjusting rod can be driven to move downwards, the connecting plate can be driven to move downwards by the adjusting rod, the split capacitor liquid level meter can be driven to move downwards by the connecting plate, the position of the split capacitor liquid level meter can be adjusted when the position, which cannot be touched by the split capacitor liquid level meter, is reached below the liquid level, and the use is convenient.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the back of the present invention;

fig. 3 is a schematic structural view of the cross-section of the present invention.

In the figure: the device comprises a 1 adjusting box, a 2 micro vacuum pump, a 3 adjusting unit, a 31 piston plate, a 32 adjusting rod, a 33 return spring, a 4 connecting unit, a 41 clamping plate, a 42 bidirectional screw, a 43 connecting plate, a 44 nut, a 5 air inlet unit, a 51 air inlet pipe, a 52 electromagnetic valve, a 6 mounting plate, a 7 connecting bolt, an 8 storage battery, a 9 control switch group, a 10 through hole, an 11 electromagnet and a 12 protection pad.

Detailed Description

Example 1

As shown in fig. 1 to 3, the utility model discloses a connection structure of a split capacitance liquid level meter, which adopts the technical scheme that the connection structure comprises an adjusting box 1, wherein the adjusting box 1 is a stainless steel box, a through hole 10 is arranged on the upper surface of the adjusting box 1, a piston plate 31 is arranged in the adjusting box 1, the piston plate 31 is in sliding connection with the adjusting box 1, two adjusting rods 32 are arranged at the lower end of the piston plate 31, the lower ends of the two adjusting rods 32 penetrate through the adjusting box 1 and are arranged at the lower end of the adjusting box 1, a connecting plate 43 is arranged between the lower ends of the two adjusting rods 32, a return spring 33 is arranged in the adjusting box 1, the lower end of the return spring 33 is fixedly connected with the adjusting box 1, the upper end of the return spring 33 is fixedly connected with the piston plate 31, a micro vacuum pump 2 is arranged on the side wall of the adjusting box 1, an air inlet of the micro vacuum pump 2 is communicated with the lower end of the adjusting box 1 through a connecting pipe, the piston plate 31 is an iron-nickel alloy plate, a mounting groove is arranged in a connecting plate 43, a two-way screw 42 is arranged in the mounting groove, one end of the two-way screw 42 is rotatably connected with the connecting plate 43, the other end of the two-way screw 42 penetrates through the connecting plate 43 and is provided with a nut 44, two clamping plates 41 are arranged in the mounting groove, the two clamping plates 41 are respectively in threaded connection with a positive screw and a negative screw on the two-way screw 42, clamping grooves are respectively arranged on the inner side walls of the two clamping plates 41, an air inlet unit 5 is arranged at the lower end of the side wall of an adjusting box 1, a storage battery 8 and a control switch group 9 are arranged on the side wall of the adjusting box 1, the input end of the control switch group 9 is electrically connected with the output end of the storage battery 8, the output end of the control switch group 9 is electrically connected with the input end of a micro vacuum pump 2, the two clamping plates 41 are driven by the two-way screw 42 to move relatively, the split capacitance liquid level meter can be fixed by the two clamping plates 41, when the liquid level is at a position which can not be touched by the split capacitance liquid level meter, open micro vacuum pump 2, can follow the extraction air in the regulating box 1 through micro vacuum pump 2, under the effect of atmospheric pressure, piston plate 31 can the downstream, thereby can drive and adjust pole 32 downstream, can drive connecting plate 43 downstream through adjusting pole 32, can drive components of a whole that can function independently electric capacity level gauge downstream through connecting plate 43, thereby can be under the liquid level when the position that can not touch with components of a whole that can function independently electric capacity level gauge, adjust the position of components of a whole that can function independently electric capacity level gauge, it is more convenient to use.

As a preferred technical scheme of the utility model, the air inlet unit 5 comprises an air inlet pipe 51 and an electromagnetic valve 52, the air inlet pipe 51 is arranged at the lower end of the side wall of the regulating box 1, one end of the air inlet pipe 51 is communicated with the regulating box 1, the electromagnetic valve 52 is arranged at the other end of the air inlet pipe 51, the input end of the electromagnetic valve 52 is electrically connected with the output end of the control switch group 9, and the air inlet pipe 51 and the electromagnetic valve 52 can be used for regulating the air 1 blown into the regulating box.

As a preferable technical scheme of the utility model, the adjusting box further comprises an installation plate 6 and connecting bolts 7, the installation plate 6 is three and is arranged on the side wall of the adjusting box 1, the connecting bolts 7 are arranged on the installation plate 6, and the adjusting box 1 can be installed through the installation plate 6 and the connecting bolts 7.

As a preferred technical scheme of the present invention, the electromagnetic valve further comprises an electromagnet 11, the electromagnet 11 is disposed on the upper surface inside the adjusting box 1, the electromagnet 11 is magnetically connected with the piston plate 31, an input end of the electromagnet 11 is electrically connected with an output end of the control switch group 9, and the electromagnet 11 can be used to fix the piston plate 31.

As a preferred technical scheme of the utility model, the liquid level meter further comprises two protective pads 12, wherein the two protective pads 12 are respectively arranged in the clamping grooves on the inner side walls of the two clamping plates 41, and the protective pads 12 can be used for protecting the split capacitance liquid level meter.

The working principle of the utility model is as follows: when the device is used, the split capacitance liquid level meter is placed between the two clamping plates 41, then the two-way screw 42 is rotated, the two clamping plates 41 are driven to move relatively through the two-way screw 42, the split capacitance liquid level meter can be fixed through the two clamping plates 41, when the liquid level is below the position where the split capacitance liquid level meter cannot be touched, the micro vacuum pump 2 is started, air can be extracted from the adjusting box 1 through the micro vacuum pump 2, the piston plate 31 can move downwards under the action of atmospheric pressure, so that the adjusting rod 32 can be driven to move downwards, the connecting plate 43 can be driven to move downwards through the adjusting rod 32, the split capacitance liquid level meter can be driven to move downwards through the connecting plate 43, so that the position of the split capacitance liquid level meter can be adjusted when the position where the split capacitance liquid level meter cannot be touched below the liquid level, the device is convenient to use, the air inlet pipe 51 and the electromagnetic valve 52 can be used for adjusting the air 1 blown into the adjusting box, the mounting plate 6 and the connecting bolt 7 can be used for mounting the adjusting box 1, the electromagnet 11 can be used for fixing the piston plate 31, and the protective pad 12 can be used for protecting the split capacitance liquid level meter.

The circuit connections involved in the present invention are conventional means used by those skilled in the art, and can be suggested by limited experimentation, and are widely used in the prior art, in the present invention, micro vacuum pumps EDLP 600-D12B.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes and modifications without inventive changes may be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

Claims

1. The utility model provides a components of a whole that can function independently electric capacity level gauge connection structure, includes regulating box (1), regulating box (1) is the stainless steel case, through-hole (10) have been seted up to the upper surface of regulating box (1), its characterized in that, be equipped with piston plate (31) in regulating box (1), sliding connection between piston plate (31) and regulating box (1), the lower extreme of piston plate (31) is equipped with two regulation poles (32), the lower extreme of two regulation poles (32) passes regulating box (1) and arranges the lower extreme of regulating box (1), is equipped with connecting plate (43) between the lower extreme of two regulation poles (32), be equipped with reset spring (33) in regulating box (1), fixed connection between the lower extreme of reset spring (33) and regulating box (1), fixed connection between the upper end of reset spring (33) and piston plate (31), the lateral wall of regulating box (1) is equipped with micro vacuum pump (2), the air inlet of the micro vacuum pump (2) is communicated with the lower end of the adjusting box (1) through a connecting pipe, the piston plate (31) is an iron-nickel alloy plate, a mounting groove is arranged in the connecting plate (43), a two-way screw (42) is arranged in the mounting groove, one end of the two-way screw (42) is rotatably connected with the connecting plate (43), the other end of the two-way screw (42) penetrates through the connecting plate (43) to be provided with a nut (44), two clamping plates (41) are arranged in the mounting groove, the two clamping plates (41) are respectively in threaded connection with a positive screw and a negative screw on the two-way screw (42), the inner side walls of the two clamping plates (41) are respectively provided with a clamping groove, the lower end of the side wall of the adjusting box (1) is provided with an air inlet unit (5), the side wall of the adjusting box (1) is provided with a storage battery (8) and a control switch group (9), and the input end of the control switch group (9) is electrically connected with the output end of the storage battery (8), the output end of the control switch group (9) is electrically connected with the input end of the micro vacuum pump (2).

2. The split capacitance level gauge connection structure of claim 1, wherein: the air inlet unit (5) comprises an air inlet pipe (51) and an electromagnetic valve (52), the air inlet pipe (51) is arranged at the lower end of the side wall of the adjusting box (1), one end of the air inlet pipe (51) is communicated with the adjusting box (1), the electromagnetic valve (52) is arranged at the other end of the air inlet pipe (51), and the input end of the electromagnetic valve (52) is electrically connected with the output end of the control switch group (9).

3. The split capacitance level gauge connection structure of claim 1, wherein: still include mounting panel (6) and connecting bolt (7), mounting panel (6) are three, and all arrange the lateral wall of regulating box (1) in, are equipped with connecting bolt (7) on mounting panel (6).

4. The split capacitance level gauge connection structure of claim 1, wherein: the electromagnetic valve is characterized by further comprising an electromagnet (11), wherein the electromagnet (11) is arranged on the upper surface inside the adjusting box (1), the electromagnet (11) is magnetically connected with the piston plate (31), and the input end of the electromagnet (11) is electrically connected with the output end of the control switch group (9).

5. The split capacitance level gauge connection structure of claim 1, wherein: the protective pad is characterized by further comprising two protective pads (12), wherein the two protective pads (12) are respectively arranged in the clamping grooves in the inner side walls of the two clamping plates (41).