CN109596190B - Foundation pit dewatering well water level measuring device and implementation method - Google Patents
Foundation pit dewatering well water level measuring device and implementation method Download PDFInfo
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- CN109596190B CN109596190B CN201811544097.7A CN201811544097A CN109596190B CN 109596190 B CN109596190 B CN 109596190B CN 201811544097 A CN201811544097 A CN 201811544097A CN 109596190 B CN109596190 B CN 109596190B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/40—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using bands or wires as transmission elements
- G01F23/44—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using bands or wires as transmission elements using electrically actuated indicating means
- G01F23/443—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using bands or wires as transmission elements using electrically actuated indicating means using electromechanically actuated indicating means
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Level Indicators Using A Float (AREA)
Abstract
The invention provides a foundation pit dewatering well water level measuring device and an implementation method, wherein the foundation pit dewatering well water level measuring device comprises a wire spool, the wire spool comprises wire coils on two sides and a wire spool movably connected between the wire coils, an indicator lamp device is arranged on the surface of the outer side wall of one side of the wire spool, a measuring rope is circumferentially wound on the surface of the wire spool, the top end of the measuring rope penetrates through the wire coils and is fixedly connected with the indicator lamp device, and the bottom end of the measuring rope is fixedly connected with a water level detecting device; the indicating lamp device comprises a fixing box, the fixing box is fixedly connected to the surface of the outer side wall of the wire coil, a storage battery and an indicating lamp are arranged in the fixing box, and the output end of the storage battery is connected with the indicating lamp; the device has a simple structure, is convenient and flexible to use, can know the precipitation water level of the foundation pit in real time through the device, and solves the problem that the precipitation water level of the foundation pit is lack of detection in the existing foundation pit precipitation construction.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a foundation pit dewatering well water level measuring device and an implementation method.
Background
The foundation pit dewatering means that when a foundation pit is excavated, the underground water level is higher than the excavated bottom surface, underground water can continuously seep into the pit, a well pipe is buried outside the foundation pit for ensuring that the foundation pit can be constructed under a dry condition and preventing slope instability, basic quicksand, pit bottom uplift, pit bottom piping and foundation bearing capacity reduction, and a submersible pump is used for pumping water from the well pipe, so that the underground water level is reduced to an engineering means below 1 meter of an excavated surface, the foundation below natural underground water and foundation engineering construction can avoid the influence of underground water, the engineering quality is improved, and the construction safety is ensured.
However, in the existing foundation pit precipitation construction, the control condition of the precipitation water level is poor, due to the lack of related equipment, the measurement supervision of the foundation pit precipitation water level is lacked, the precipitation cannot reach the designed elevation, the construction progress is influenced, and if the precipitation is too much, the ground around the foundation pit can be settled and deformed to a certain degree, and the construction quality and the surrounding environment are influenced.
Disclosure of Invention
The invention is mainly applied to the control of the slope gradient of the side slope in the earth excavation process of the building construction site, and aims to solve the problem that the precipitation water level of the foundation pit is lack of detection in the existing foundation pit precipitation construction in the background technology.
In order to achieve the aim, the invention provides a foundation pit dewatering well water level measuring device, which comprises a wire spool,
the wire spool comprises wire coils on two sides and a wire spool movably connected between the wire coils, an indicator light device is arranged on the surface of the outer side wall of one side of the wire coil, a measuring rope is wound on the surface of the wire spool in the circumferential direction, the top end of the measuring rope penetrates through the wire coils and is fixedly connected with the indicator light device, and the bottom end of the measuring rope is fixedly connected with a water level detection device;
the indicating lamp device comprises a fixing box, the fixing box is fixedly connected to the surface of the outer side wall of the wire coil, a storage battery and an indicating lamp are arranged in the fixing box, and the output end of the storage battery is connected with the indicating lamp;
the measuring rope comprises a graduated scale and electric wires, the electric wires are respectively arranged on two sides of the graduated scale, the upper ends of the electric wires are connected with a storage battery and an indicator light, the lower ends of the electric wires positioned on two sides of the graduated scale are also respectively connected with a fixed contact piece and an elastic contact piece, and the graduated scale and the outer parts of the electric wires are sealed and fixed through transparent insulating sleeves;
the water level detection device is including being the back taper, water level detection device's lower extreme is equipped with the horn mouth, sealing connection has waterproof film between water level detection device and the transparent insulating cover, the inside wall fixed surface at water level detection device middle part is connected with the plastic net, the bottom intercommunication horn mouth of plastic net, the upper end of plastic net is equipped with water-absorbent resin.
Preferably, one end of the spool, which is far away from the indicator light device, is fixedly connected with a hand-operated lever.
Preferably, the top end of the indicator light penetrates through the fixing box and is arranged on the outer surface of the fixing box.
Preferably, the graduated scale is made of flexible materials, and the surface of the graduated scale is provided with graduated marks.
Preferably, the fixed contact and the elastic contact are in a normally open state.
Preferably, the water-absorbent resin is spherical, and the bottom end of the water-absorbent resin is fixedly connected with the plastic net through binding wires.
Preferably, the indicator light, the battery and the electric wire, the fixed contact piece and the elastic contact piece are in a series circuit device.
The invention also discloses an implementation method of the foundation pit dewatering well water level measuring device, which comprises the following specific steps of:
rotating a hand rocker to enable a measuring rope to descend into a precipitation well;
when the water level detection device reaches the water level in the well, the water-absorbent resin absorbs water and then expands, the elastic contact piece is extruded to be connected with the fixed contact piece, at the moment, the indicating lamp, the battery, the electric wire, the fixed contact piece and the elastic contact piece form a closed circuit, and the indicating lamp emits light;
reading and recording scale values of the graduated scale to obtain the precipitation water level;
and step four, recovering the measuring rope to finish measurement.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1) this foundation ditch precipitation well water level measuring device through fixed rope and the pilot lamp device of wire reel, utilizes hand lever and spool can be convenient for promote or descend the rope survey, and the pilot lamp device setting is convenient for observe on the drum surface, sets up rationally, the operation of being convenient for.
2) This foundation ditch precipitation well water level measuring device through setting up the pilot lamp device can audio-visually observe the measuring rope and whether contact with the water level, uses in a flexible way, and simple structure, has practiced thrift manufacturing cost.
3) This foundation ditch precipitation well water level measuring device, through the electric wire in the measuring rope, can be connected with the pilot lamp device, can be with the information transfer when contacting with the water level for the pilot lamp device, fixed contact and the elastic contact through the electric wire bottom can cooperate with the water level monitoring device of bottom, when water level monitoring device contacts the water level, in time closed circuit, the pilot lamp is lighted in control, the staff that can be convenient for the well face through the scale reads the record water level degree of depth, thereby obtain the actual precipitation of foundation ditch, so that in time adjustment control, can seal the measuring rope through transparent insulating sleeve, prevent the short circuit of circuit under humid environment.
4) This foundation ditch precipitation well water level measuring device, through at the inside water-absorbing resin that sets up of water level detection device, its high imbibition speed can make water-absorbing resin expand rapidly, extrusion elastic contact, make it form closed circuit with the contact of fixed contact, make the pilot lamp light, implement nimble high efficiency and be of value to and reduce construction cost, can seal the measuring rope through set up water-proof membrane between water level monitoring device and transparent insulating boot, prevent that the circuit from meeting the water short circuit, construction safety has been improved simultaneously, through the fixed water-absorbing resin of plastic mesh that sets up inside the water level detection device, can guarantee that water-absorbing resin can contact with the top contact when meeting the water inflation.
The device has a simple structure, is convenient and flexible to use, can know the precipitation water level of the foundation pit in real time through the device, and solves the problem that the precipitation water level of the foundation pit is lack of detection in the existing foundation pit precipitation construction.
Drawings
FIG. 1 is a schematic structural diagram of a foundation pit dewatering well water level measuring device of the present invention;
FIG. 2 is a cross-sectional view of the present invention of a tether and indicator light assembly;
FIG. 3 is a sectional view of a water level detecting apparatus according to the present invention
FIG. 4 is a schematic structural diagram of a wire spool according to the present invention;
in the figure: the device comprises a wire spool 1, a wire spool 1-2, a hand lever 1-3, an indicator light device 2, an indicator light 2-1, a battery 2-2, a fixing box 2-3, a measuring rope 3-1, a graduated scale 3-1, an electric wire 3-2, a fixed contact 3-3, an elastic contact 3-4, a transparent insulating sleeve 3-5, a water level detection device 4-1, water-absorbent resin 4-2, a waterproof film 4-3, a plastic net 4-3 and a horn mouth 4-4.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example one
The foundation pit dewatering well water level measuring device shown in figures 1-3 comprises a wire spool 1,
the wire spool 1 comprises wire spools 1-1 on two sides and wire spools 1-2 movably connected between the wire spools 1-1, an indicator light device 2 is arranged on the surface of the outer side wall of the wire spool 1-1 on one side of the wire spool, a measuring rope 3 is circumferentially wound on the surface of the wire spool 1-2, the top end of the measuring rope 3 penetrates through the wire spool 1-1 and is fixedly connected with the indicator light device 2, and the bottom end of the measuring rope 3 is fixedly connected with a water level detection device 4;
the indicator light device 2 comprises a fixing box 2-3, the fixing box 2-3 is fixedly connected to the outer side wall surface of the wire coil 1-1, a storage battery 2-2 and an indicator light 2-1 are arranged in the fixing box 2-3, and the output end of the storage battery 2-2 is connected with the indicator light 2-1;
the measuring rope 3 comprises a graduated scale 3-1 and electric wires 3-3, the electric wires 3-3 are respectively arranged on two sides of the graduated scale 3-1, the upper end of the electric wire 3-3 is connected with a storage battery 2-2 and an indicator light 2-1, the lower ends of the electric wires 3-3 on two sides of the graduated scale 3-1 are respectively connected with a fixed contact piece 3-3 and an elastic contact piece 3-4, and the graduated scale 3-1 and the outer parts of the electric wires 3-3 are sealed and fixed through a transparent insulating sleeve 3-5;
the water level detection device 4 is in an inverted cone shape, a horn mouth 4-4 is formed in the lower end of the water level detection device 4, a waterproof film 4-2 is connected between the water level detection device 4 and the transparent insulating sleeve 3-5 in a sealing mode, a plastic net 4-3 is fixedly connected to the surface of the inner side wall in the middle of the water level detection device 4, the bottom end of the plastic net 4-3 is communicated with the horn mouth 4-4, and water absorption resin 4-1 is arranged at the upper end of the plastic net 4-3.
Wherein, one end of the bobbin 1-2 far away from the indicator light device 2 is fixedly connected with a hand lever 1-3; the top end of the indicator light 2-1 penetrates through the fixing box 2-3 and is arranged on the outer surface of the fixing box; the graduated scale 3-1 is made of flexible materials, and the surface of the graduated scale 3-1 is provided with graduated marks; the fixed contact 3-3 and the elastic contact 3-4 are in a normally open state; the water-absorbing resin 4-1 is spherical, and the bottom end of the water-absorbing resin 4-1 is fixedly connected with the plastic net 4-3 through binding wires; the indicator light 2-1, the battery 2-2, the electric wire 3-2, the fixed contact 3-3 and the elastic contact 3-4 are series circuit devices.
Example two
An implementation method of a foundation pit dewatering well water level measuring device comprises the following specific steps:
step one, rotating a hand crank 1-3 to enable a measuring rope 3 to descend into a precipitation well;
when the water level detection device 4 reaches the water level in the well, the water-absorbing resin 4-1 absorbs water and then expands, the elastic contact piece 3-4 is extruded to be connected with the fixed contact piece 3-3, at the moment, the indicator lamp 2-1, the battery 2-2, the electric wire 3-2, the fixed contact piece 3-3 and the elastic contact piece 3-4 form a closed loop, and the indicator lamp 2-1 emits light;
reading and recording the scale value of the graduated scale 3-1 to obtain the precipitation water level;
and step four, recovering the measuring rope 3 to finish measurement.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing is merely illustrative of embodiments of the present invention to enable those skilled in the art to understand and practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A foundation pit dewatering well water level measuring device is characterized by comprising a wire spool (1),
the wire spool (1) comprises wire coils (1-1) on two sides and wire spools (1-2) movably connected between the wire coils (1-1), an indicator light device (2) is arranged on the surface of the outer side wall of the wire coil (1-1) on one side of the wire spool, a measuring rope (3) is wound on the surface of the wire spool (1-2) in the circumferential direction, the top end of the measuring rope (3) penetrates through the wire coils (1-1) and is fixedly connected with the indicator light device (2), and the bottom end of the measuring rope (3) is fixedly connected with a water level detection device (4);
the indicating lamp device (2) comprises a fixing box (2-3), the fixing box (2-3) is fixedly connected to the outer side wall surface of the wire coil (1-1), a storage battery (2-2) and an indicating lamp (2-1) are arranged in the fixing box (2-3), and the output end of the storage battery (2-2) is connected with the indicating lamp (2-1);
the measuring rope (3) comprises a graduated scale (3-1) and electric wires (3-3), the electric wires (3-3) are respectively arranged on two sides of the graduated scale (3-1), the upper end of each electric wire (3-3) is connected with a storage battery (2-2) and an indicator lamp (2-1), the lower ends of the electric wires (3-3) on two sides of the graduated scale (3-1) are respectively connected with a fixed contact piece (3-3) and an elastic contact piece (3-4), and the graduated scale (3-1) and the outer parts of the electric wires (3-3) are sealed and fixed through a transparent insulating sleeve (3-5);
the water level detection device (4) comprises an inverted cone, the lower end of the water level detection device (4) is provided with a horn mouth (4-4), a waterproof film (4-2) is hermetically connected between the water level detection device (4) and the transparent insulating sleeve (3-5), the inner side wall surface of the middle part of the water level detection device (4) is fixedly connected with a plastic net (4-3), the bottom end of the plastic net (4-3) is communicated with the horn mouth (4-4), and the upper end of the plastic net (4-3) is provided with water-absorbing resin (4-1).
2. The foundation pit dewatering well water level measuring device as claimed in claim 1, wherein a hand lever (1-3) is fixedly connected to one end of the spool (1-2) far away from the indicator light device (2).
3. The foundation pit dewatering well water level measuring device as claimed in claim 1, wherein the top end of the indicator light (2-1) penetrates through the fixing box (2-3) and is arranged on the outer surface of the fixing box.
4. The foundation pit dewatering well water level measuring device as claimed in claim 1, wherein the graduated scale (3-1) is made of flexible materials, and the surface of the graduated scale (3-1) is provided with graduation marks.
5. The foundation pit dewatering well water level measuring device as claimed in claim 1, wherein the fixed contact piece (3-3) and the elastic contact piece (3-4) are in a normally open state.
6. The foundation pit dewatering well water level measuring device as claimed in claim 1, wherein the water absorbent resin (4-1) is spherical, and the bottom end of the water absorbent resin (4-1) is fixedly connected with the plastic net (4-3) through a binding wire.
7. The foundation pit dewatering well water level measuring device as claimed in claim 1, wherein the indicator light (2-1), the battery (2-2), the electric wire (3-2), the fixed contact (3-3) and the elastic contact (3-4) are series circuit devices.
8. The implementation method of the foundation pit dewatering well water level measuring device according to any one of claims 1 to 7, characterized by comprising the following specific steps:
step one, rotating a hand-operated lever (1-3) to enable a measuring rope (3) to descend into a precipitation well;
when the water level detection device (4) reaches the water level in the well, the water-absorbing resin (4-1) absorbs water and then expands, the elastic contact piece (3-4) is pressed to be connected with the fixed contact piece (3-3), at the moment, the indicator lamp (2-1), the battery (2-2), the electric wire (3-2), the fixed contact piece (3-3) and the elastic contact piece (3-4) form a closed loop, and the indicator lamp (2-1) emits light;
reading and recording the scale value of the graduated scale (3-1) to obtain the precipitation water level;
and step four, recovering the measuring rope (3) to finish measurement.
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| CN201811544097.7A CN109596190B (en) | 2018-12-17 | 2018-12-17 | Foundation pit dewatering well water level measuring device and implementation method |
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| CN201811544097.7A CN109596190B (en) | 2018-12-17 | 2018-12-17 | Foundation pit dewatering well water level measuring device and implementation method |
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| CN109596190B true CN109596190B (en) | 2020-07-24 |
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| CN114411788A (en) * | 2022-02-21 | 2022-04-29 | 中国建筑第八工程局有限公司 | Wellhead sealing device for dewatering well |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205483153U (en) * | 2016-01-08 | 2016-08-17 | 中国建筑第八工程局有限公司 | Well water level measurement device among foundation pit dewatering |
| CN207147583U (en) * | 2017-07-21 | 2018-03-27 | 中建八局第一建设有限公司 | A kind of base pit dewatering well water level measuring arrangement |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6123521B2 (en) * | 2013-07-01 | 2017-05-10 | 株式会社デンソー | Liquid level detector |
| CN203551036U (en) * | 2013-10-16 | 2014-04-16 | 无锡市政设计研究院有限公司 | Underground water level measuring device |
| US9528512B2 (en) * | 2013-11-26 | 2016-12-27 | Beacon Technical Systems, Llc | Test and monitoring system for a battery-powered DC pump installation |
| US9804015B2 (en) * | 2015-09-30 | 2017-10-31 | Lat-Lon LLC | Liquid level sensing device having a support tube housing a circuit board and a processor to be fillable with liquid |
| CN206919967U (en) * | 2017-04-11 | 2018-01-23 | 杭州西南检测技术股份有限公司 | A kind of foundation ditch water table measure system |
| PT3760795T (en) * | 2018-03-02 | 2023-06-21 | Unito Smart Tech Limited | Water-based liquid supply system |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205483153U (en) * | 2016-01-08 | 2016-08-17 | 中国建筑第八工程局有限公司 | Well water level measurement device among foundation pit dewatering |
| CN207147583U (en) * | 2017-07-21 | 2018-03-27 | 中建八局第一建设有限公司 | A kind of base pit dewatering well water level measuring arrangement |
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