CN218724518U - Water level meter with suspension device - Google Patents

Abstract

The utility model discloses a take linkage's fluviograph, the fluviograph passes through the communication cable hoist and mount in surveying intraductally, linkage is including setting up at the orificial mouth of pipe positioning seat of survey pipe and gathering the installation section of thick bamboo, mouth of pipe positioning seat transverse section is greater than survey pipe cross-section and takes in the outside of surveying the pipe mouth of pipe, gather the installation section of thick bamboo and fix in mouth of pipe positioning seat bottom and insert and survey the pipe mouth of pipe, the communication cable through sealed head fixed introduction gather in the installation section of thick bamboo and with gather the collection circuit board communication connection in the installation section of thick bamboo, fix in surveying intraductally with the fluviograph hoist and mount through communication cable and linkage. The utility model has the advantages of the installation is maintained conveniently, the detection accuracy is high, has improved the reliability of fluviograph in long-time monitoring process.

Description

Water level meter with suspension device

Technical Field

The utility model discloses a take linkage's fluviograph specifically belongs to the water level monitoring technique in the monitoring engineering.

Background

In recent years, water level gauges are widely applied to water level measurement of various geological environments, such as foundation pits, side slopes, reservoirs, dams and the like, and because the change of the pore water pressure is a precursor of the change of the stress of a soil body, the change of the water level inside the soil foundation can be evaluated in advance by measuring the pore water pressure and the water level of permeable soil, so that the damage of uneven settlement or cracking to the engineering is prevented. Therefore, the water level meter is widely applied to monitoring projects, and particularly when monitoring large-scale project projects, the long-term effective monitoring effect needs to be ensured, so that the project can be safely and reliably completed.

Traditional fluviograph is bigger, generally adopts the method of impressing and buries the method and measure the hole water level of different degree of depth soil, adopts the method of impressing or has the condition of test tube, generally uses rope or iron wire to tie up the upper end at the fluviograph and fixes, causes the skew very easily like this, silt blocks up, the unbalanced condition of atmospheric pressure, along with monitoring time's extension, can appear measuring inaccurate phenomenon, especially outstanding when the small-scale range is measured. Secondly, the water level gauge is mostly packaged underground by adopting an elastic pressure sensitive unit, the inside of the water level gauge is only contacted with an underground pressure environment, the elastic performance of an elastic part has certain fluctuation under different pressure environments, so that certain deviation exists in the obtained water pressure value, the water level accuracy is influenced, the water level gauge is possibly damaged even, and the safety quality and the early warning of a project are directly influenced.

Disclosure of Invention

The utility model provides a technical problem be: the water level gauge with the suspension device is provided for solving the problems that the traditional water level gauge is inconvenient to settle and inaccurate in measurement when used for monitoring the water level of underground pores.

The utility model discloses a following technical scheme realizes:

the utility model provides a take linkage's fluviograph, the fluviograph passes through communication cable 4 hoist and mount in surveying pipe 13, linkage is including setting up at the orificial mouth of pipe positioning seat 8 of survey pipe 13 and collection installation section of thick bamboo 9, 8 transverse cross-sections of mouth of pipe positioning seat are greater than survey pipe cross-section and take and put in the outside of surveying pipe mouth of pipe, collection installation section of thick bamboo 9 is fixed in 8 bottoms of mouth of pipe positioning seat and insert and survey the pipe mouth of pipe, communication cable 4 through sealed head fixed introduction gather in the installation section of thick bamboo 9 and with gather collection circuit board 12 communication connection in the installation section of thick bamboo 9, fix in surveying the pipe with fluviograph hoist and mount through communication cable and linkage.

The utility model discloses an among the water level gauge of taking linkage, it is further, be equipped with the atmospheric air flue 801 of intercommunication on the linkage, the inside gas circuit pipeline that is equipped with of communication cable 4, the gas circuit pipeline is with inside air flue and the atmosphere intercommunication on the linkage of passing through of water level gauge along with communication cable 4, keeps the inside non-contact pressure region of water level gauge and atmosphere intercommunication.

The utility model discloses an among the water level gauge of taking linkage, it is further, air flue 801 sets up on mouth of pipe positioning seat 8, be equipped with waterproof ventilated membrane 802 on the air flue 801, prevent that outside water from getting into inside the water level gauge when making the water level gauge inside and atmosphere intercommunication.

The utility model discloses an among the water level gauge of area linkage, it is further, the water level gauge includes barrel 1, pressure sensing element 2 and filter assembly 3, pressure sensing element 2 is fixed in inside the barrel 1, 1 one end opening of barrel sets up filter assembly 3, communication cable 4 is connected from the fixed pressure sensing element 2 of introducing in the barrel 1 and in the barrel 1 of the other end through sealed head.

The utility model discloses an among the water level gauge of area linkage, it is further, 1 inside steps that are used for pressure sensing element 2 location that are equipped with of barrel, pressure sensing element 2 compresses tightly through filter assembly 3 and fixes on the step in the barrel.

The utility model discloses an among the water level gauge of area linkage, it is further, be equipped with the sealing washer between 2 peripheries of pressure sensing element and the barrel inner wall, separate the barrel of pressure sensing element both sides, when preventing that the water in the survey pipe from soaking the inside of water level gauge, also guarantee the regional gas tightness of the inside intercommunication atmospheric pressure of water level gauge.

The utility model discloses an among the water level gauge of area linkage, it is further, filtering component 3 includes filter screen mount pad 301, filter screen 302 and filter screen clamp plate 303, filter screen clamp plate 303 is with filter screen 302 pressure equipment in the inboard recess of filter screen mount pad 301, the fixed cartridge of filter screen mount pad 301 is at barrel tip opening to compress tightly barrel internal pressure sensing element 2, filtering component adopts the components of a whole that can function independently structure to assemble, makes things convenient for the dismouting, the washing and the maintenance of the filter screen of being convenient for.

The utility model discloses an among the water level gauge of area linkage, it is further, between filter screen clamp plate 303 and the filter screen mount pad 301 through screw-thread fit between filter screen mount pad 301 and the barrel 1.

The utility model adopts the above technical scheme following beneficial effect has:

the utility model discloses a among the linkage that the fluviograph adopted, the communication cable of transmission detected signal is as the adapting unit who suspends the fluviograph in midair, and linkage sets up the data acquisition circuit board of fluviograph through gathering the installation section of thick bamboo inside, directly to data analysis processes and output, gathers the installation section of thick bamboo and fixes at the survey pipe mouth of pipe through the mouth of pipe positioning seat, can directly place the mouth of pipe at the monitoring hole pipe, simple to operate; meanwhile, the communication cable is a special cable with an air channel pipeline, the air channel pipeline is arranged in the cable, the cable is communicated with a non-pressure detection area and a suspension device in the water level meter and further communicated with the atmosphere, so that an elastic diaphragm of a pressure sensitive element in the water level meter is always exposed in an atmospheric pressure environment, the fluctuation influence of the water level meter on the elastic performance of the elastic diaphragm in closed spaces with different pressure intensities is eliminated, the long-time monitoring accuracy of the water level meter is improved, no air hole is formed in a water level meter body, and the waterproof sealing effect of the water level meter body is improved.

To sum up, the utility model provides a pair of take linkage's fluviograph has the installation and maintains convenient, detect the advantage that the accuracy is high, has improved the reliability of fluviograph in long-time monitoring process.

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Drawings

Fig. 1 is a schematic view of the internal structure of a water level gauge in the embodiment.

FIG. 2 is an exploded view of the water level gauge in the embodiment.

FIG. 3 is a schematic view of a filter assembly of the water level gauge in an embodiment.

Fig. 4 is a schematic view of the water level gauge of the embodiment installed in the measuring tube by the suspension device.

Fig. 5 is a schematic view of the internal structure of the suspension device in the embodiment.

Reference numbers in the figures: 1-cylinder, 2-pressure sensitive element, 3-filter assembly, 301-filter screen mounting seat, 302-filter screen, 303-filter screen pressing plate, 4-communication cable, 5-first sealing ring, 6-second sealing ring, 7-first sealing head, 8-pipe orifice positioning seat, 801-air passage, 802-waterproof breathable film, 9-collection mounting cylinder, 10-third sealing ring, 11-second sealing head, 12-collection circuit board and 13-measuring tube.

Detailed Description

Examples

Referring to fig. 1-5, a take linkage's fluviograph in the figure shows for a specific implementation plan of the utility model, including fluviograph, communication cable 4 and linkage triplex, as shown in fig. 4 and fig. 5, fluviograph hoists in survey pipe 13 through communication cable 4, linkage is including setting up at the orificial mouth of pipe positioning seat 8 of survey pipe 13 and gathering installation tube 9, mouth of pipe positioning seat 8 is set up in the outside of surveying pipe mouth of pipe, gather installation tube 9 and fix in mouth of pipe positioning seat 8 bottom and insert survey pipe mouth, communication cable 4 is through the fixed collection installation tube 9 of introducing of second sealed head 11 in and with gathering circuit board 12 communication connection in the collection installation tube 9, communication cable 4 handles the inside water level signal of telecommunication that measures of fluviograph to gathering circuit board 12, simultaneously cable 4 connects the collection installation tube of fluviograph and linkage as the suspension rope, hoist and fix the fluviograph at the appointed height in survey pipe 13 and measure.

Specifically, as shown in fig. 5, the pipe orifice positioning seat 8 has a disk body with a transverse section larger than that of the measuring pipe, a boss is coaxially arranged on the disk body, the collecting and mounting cylinder 9 is assembled on the boss through screw thread fit, the outer diameter of the collecting and mounting cylinder 9 does not exceed the inner diameter of the measuring pipe 13, an inlet and an outlet of the communication cable 4 are arranged at the center of the pipe orifice positioning seat 8 and the center of the bottom of the collecting and mounting cylinder 9, wherein the bottom of the collecting and mounting cylinder 9 is fixedly led into the communication cable 4 connected with the water level meter through a second sealing head 11, and the communication cable 4 transmits the electric signal of the water level meter to a collecting circuit board 12 in the collecting and mounting cylinder 9; the center of the pipe orifice positioning seat 8 is fixedly led out of the communication cable 4 through the second sealing head 11, and the communication cable 4 outputs the water level data processed by the acquisition circuit board 12 to the outside. No matter the second seal head 11 on the pipe orifice positioning seat 8 or the second seal head 11 on the collecting and mounting cylinder 9 is equipped with a third seal ring 10, so as to ensure the water resistance inside the suspension device.

Referring to fig. 1 and 2 again, the water level gauge of the embodiment includes a cylinder 1, a pressure sensitive element 2 and a filter assembly 3, the pressure sensitive element 2 is fixed inside the cylinder 1, one end of the cylinder 1 is open and provided with the filter assembly 3, the pressure sensitive element 2 directly contacts the pressure environment inside the measuring tube towards one side of the filter assembly 3, the water level height of the water level gauge is monitored through the pressure sensitive element 2, a communication cable 4 is fixedly introduced into the cylinder 1 from the other end through a sealing head and is connected with the pressure sensitive element 2 in the cylinder 1, and a water level signal detected by the pressure sensitive element 2 is transmitted to a collecting circuit board in the collecting and mounting cylinder.

The present embodiment is intended to explain the suspension installation scheme of the water level gauge in the present embodiment, and the transmission of the water level gauge signal by the pressure sensitive element inside the water level gauge and the communication cable belongs to the conventional technology of the existing water level gauge, and the present embodiment does not describe the circuit connection manner of the pressure sensitive element of the water level gauge and the communication cable again.

Furthermore, the inner wall of the cylinder 1 of the water level gauge, which is close to the opening on one side of the filter assembly 3, is provided with a step for positioning the pressure sensitive element 2, and the top end of the step is arranged into an outward bell-mouth inclined plane, so that the pressure sensitive element 2 can be conveniently and quickly installed in the cylinder 1, the filter assembly 3 is installed at the opening of the cylinder 1, and the pressure sensitive element 2 is tightly pressed and fixed on the step in the cylinder 1.

Specifically, as shown in fig. 3, the filter assembly 3 includes a filter screen mounting seat 301, a filter screen 302 and a filter screen pressing plate 303, wherein the filter mounting seat 301 is a mounting main body, a through groove with steps is formed in the mounting main body, the filter screen pressing plate 303 presses the filter screen 302 onto the steps on the inner side of the groove of the filter screen mounting seat 301, the filter screen mounting seat 301 is fixedly inserted into an opening at the end of the cylinder and presses the pressure sensitive element 2 inside the cylinder, the periphery of the filter screen pressing plate 303 and the inner wall of the groove of the filter screen mounting seat 301 are in threaded fit, and the periphery of the filter screen mounting seat 301 and the inner wall of the opening of the cylinder 1 are in threaded fit. The filter components are assembled in a split structure, so that the filter components are convenient to disassemble and assemble, and the filter screen is convenient to clean and maintain.

Be equipped with first sealing washer 5 between 2 peripheries of pressure sensing element and the barrel inner wall, first sealing washer 5 separates the barrel of 2 both sides of pressure sensing element, wherein the barrel that is located 3 one sides of filter assembly directly faces the inside pressure environment of survey pipe through filter assembly, monitor survey intraductal water level, it is sealed isolated with the inside opposite side of introducing the communication cable of barrel, form the inside space that surveys pipe monitoring environment confined relatively, when preventing that the water in surveying pipe from passing through filter assembly 3 infiltration entering fluviograph inside, also guarantee the regional gas tightness of the inside intercommunication atmospheric pressure of fluviograph.

Further, be equipped with the atmospheric air flue 801 of intercommunication on this embodiment linkage, communication cable 4 is inside to be equipped with the gas circuit pipeline, 4 one ends of communication cable are connected with pressure sensitive unit 2 from the fixed introduction fluviograph of barrel tail end through first sealed head 7, the other end is connected with collection circuit board 12 through the fixed collection installation section of thick bamboo 9 that introduces of sealed head 11 of second, the gas circuit pipeline is with inside air flue and the atmosphere intercommunication on the linkage of passing through of fluviograph along with communication cable 4, keep the inside non-contact pressure region of fluviograph and atmosphere intercommunication. The fixed suit of sealed head is on the communication cable, wherein through screw assembly between first sealed head 7 and the barrel 1 to be equipped with second sealing washer 6, through screw assembly between second sealed head 11 and the collection installation section of thick bamboo 9, and be equipped with third sealing washer 10.

This embodiment processing sets up air flue 801 on mouth of pipe positioning seat 8 to be equipped with waterproof ventilated membrane 802 on the air flue 801, waterproof ventilated membrane 802 prevents inside the water level gauge that gets into of outside water when making the inside and atmosphere intercommunication of water level gauge.

The linkage of this embodiment is waterproof construction, and collection circuit board 12 can be directly to data analysis processes gathering inside collection installation section of thick bamboo 9, and top mouth of pipe positioning seat 8 is for being greater than the orificial discoid of survey pipe, when the fluviograph installation, can directly take and put the mouth of pipe of placing at survey pipe, simple to operate. Communication cable 4 not only is as water level data signal's communication channel, the connecting cable of hoist and mount fluviograph is regarded as simultaneously, still at the inside gas circuit pipeline that still is equipped with of communication cable 4, gas circuit pipeline one end gets into the inside of fluviograph along with the communication cable, the other end extends to linkage department, with inside air flue and the atmosphere intercommunication of passing through on the linkage of fluviograph, it is linked together with the atmosphere to keep inside the fluviograph, reduce the influence of atmospheric pressure to measurement accuracy.

The above examples are intended to illustrate preferred embodiments of the invention, and are not intended to limit the scope of the invention, which is to be construed as limited to the specific embodiments set forth herein, but that modifications and variations are possible to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. A water level gauge with a suspension device is characterized in that: the water level gauge is hung in the measuring pipe (13) through a communication cable (4), the hanging device comprises a pipe orifice positioning seat (8) and a collecting and installing barrel (9) which are arranged at the pipe orifice of the measuring pipe (13), the transverse section of the pipe orifice positioning seat (8) is larger than the pipe orifice cross section of the measuring pipe and is placed on the outer side of the pipe orifice of the measuring pipe, the collecting and installing barrel (9) is fixed at the bottom of the pipe orifice positioning seat (8) and is inserted into the pipe orifice of the measuring pipe, and the communication cable (4) is fixedly led into the collecting and installing barrel (9) through a sealing head and is in communication connection with a collecting circuit board (12) in the collecting and installing barrel (9).

2. The water level gauge with a suspension device of claim 1, wherein: the air channel (801) communicated with the atmosphere is arranged on the suspension device, an air channel pipeline is arranged inside the communication cable (4), and the air channel pipeline communicates the inside of the water level gauge with the atmosphere through the air channel on the suspension device along with the communication cable (4).

3. The water level gauge with a suspension device according to claim 2, wherein: the air passage (801) is arranged on the pipe orifice positioning seat (8), and the air passage (801) is provided with a waterproof breathable film (802).

4. The water level gauge with a suspension device of claim 1, wherein: the water level gauge comprises a cylinder body (1), a pressure sensitive element (2) and a filtering component (3), wherein the pressure sensitive element (2) is fixed inside the cylinder body (1), one end of the cylinder body (1) is opened and provided with the filtering component (3), and a communication cable (4) is fixedly introduced into the cylinder body (1) from the other end through a sealing head and is connected with the pressure sensitive element (2) in the cylinder body (1).

5. The water level gauge with a suspension device of claim 4, wherein: the pressure-sensitive element (2) is pressed and fixed on the steps in the cylinder body through the filtering component (3).

6. The water level gauge with a suspension device of claim 5, wherein: and a sealing ring is arranged between the periphery of the pressure sensitive element (2) and the inner wall of the cylinder body.

7. The water level gauge with a suspension device of claim 4, wherein: the filter assembly (3) comprises a filter screen mounting seat (301), a filter screen (302) and a filter screen pressing plate (303), the filter screen pressing plate (303) presses the filter screen (302) in an inner side groove of the filter screen mounting seat (301), the filter screen mounting seat (301) is fixedly inserted into an opening at the end part of the cylinder body, and the pressure sensitive element (2) in the cylinder body is pressed tightly.

8. The water level gauge with a suspension device of claim 7, wherein: the filter screen pressing plate (303) is in threaded fit with the filter screen mounting seat (301) and the filter screen mounting seat (301) is in threaded fit with the barrel body (1).

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