CN220932148U - Foundation pit water level monitoring device - Google Patents
Foundation pit water level monitoring device Download PDFInfo
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- CN220932148U CN220932148U CN202322385273.XU CN202322385273U CN220932148U CN 220932148 U CN220932148 U CN 220932148U CN 202322385273 U CN202322385273 U CN 202322385273U CN 220932148 U CN220932148 U CN 220932148U
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- water level
- level monitoring
- foundation pit
- protective cylinder
- monitoring device
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 60
- 238000012806 monitoring device Methods 0.000 title claims abstract description 26
- 238000004804 winding Methods 0.000 claims abstract description 53
- 230000001681 protective effect Effects 0.000 claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000012544 monitoring process Methods 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims abstract description 6
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a foundation pit water level monitoring device, which relates to the technical field of automatic water level monitoring and comprises a protection cylinder, wherein a winding mechanism and a connecting plate positioned below the winding mechanism are arranged in the protection cylinder; the water level monitoring mechanism is further arranged in the protective cylinder and comprises a traction rope, the top end of the traction rope penetrates through the connecting plate to be wound on the winding mechanism, and the bottom end of the traction rope is connected with a conical block; the connecting plate with be equipped with the kickboard between the toper piece, the traction rope wears to establish the kickboard the top of kickboard is equipped with the reflecting plate the connecting plate is towards be equipped with laser range finder on the one end of reflecting plate, laser range finder's detection head is towards the reflecting plate. The utility model can monitor the underground water level of the foundation pit in real time, and improves the convenience, the efficiency and the timeliness of the water level monitoring of the foundation pit.
Description
Technical Field
The utility model belongs to the technical field of automatic water level monitoring, and particularly relates to a foundation pit water level monitoring device.
Background
The foundation pit water level monitoring is an important link of foundation pit engineering, and plays a vital role in safety and stability of the foundation pit engineering. Firstly, the construction of foundation pit engineering needs to be firstly excavated to form an underground space, a large amount of underground water can appear in the process, if the underground water level is not monitored and treated in time, the safety of the foundation pit engineering is threatened, and even engineering accidents can be caused seriously.
The traditional foundation pit water level monitoring mode is that the straight rod is inserted into the foundation pit, the depth of the foundation pit water level is determined through the depth of the immersed straight rod, the mode is simple and convenient to operate, but the perpendicularity of the straight rod inserted into the foundation pit is difficult to guarantee, and therefore the measuring mode is only suitable for rough measurement.
The prior patent number 202020629040.3 provides a foundation pit water level monitoring device, which discloses the technical scheme that a loop bar is fixed on the bottom surface near a foundation pit through a taper pipe, then the height of a telescopic rod is adjusted according to the requirement, a first steel cable is driven to pull a side rod to rotate through a first crank, a second steel cable is driven to pull a balancing weight through a second crank to lower the balancing weight to a water bottom position, the second steel cable is controlled to be pulled to a straightened state through the second crank, a positioning ring slides downwards under the action of gravity, meanwhile, the positioning ring is positioned at the upper end of a liquid surface under the action of buoyancy of a floating plate, a metering person uses a rod with a hook to be hung with a traction rope, the traction rope pulls a connecting rod to rotate inwards in the hanging process, so that a clamping block and the second steel cable are clamped, the balancing weight is moved to the ground together, and an operator measures the distance between the balancing weight and the positioning ring, thereby measuring the water level depth of the foundation pit.
Although the technical problem of low measurement accuracy is solved, the technical problem that manual operation is needed for monitoring is still solved, the operation steps are complex and complicated, the monitoring is not timely, and continuous change conditions of the underground water level cannot be monitored in real time.
Disclosure of Invention
The utility model aims to provide a foundation pit water level monitoring device which can monitor the underground water level of a foundation pit in real time and improve the convenience of foundation pit water level monitoring and the timeliness of foundation pit water level detection.
The technical scheme for achieving the aim comprises the following steps.
The utility model provides a foundation pit water level monitoring device, which comprises a protective cylinder, wherein a winding mechanism and a connecting plate positioned below the winding mechanism are arranged in the protective cylinder;
The water level monitoring mechanism is further arranged in the protective cylinder and comprises a traction rope, the top end of the traction rope penetrates through the connecting plate to be wound on the winding mechanism, and the bottom end of the traction rope is connected with a conical block;
The connecting plate with be equipped with the kickboard between the toper piece, the traction rope wears to establish the kickboard the top of kickboard is equipped with the reflecting plate the connecting plate is towards be equipped with laser range finder on the one end of reflecting plate, laser range finder's detection head is towards the reflecting plate.
In some embodiments, the winding mechanism comprises a winding roller erected in the protective cylinder, the traction rope is wound on the winding roller, two ends of the winding roller are rotatably matched with the protective cylinder in a plug-in manner, and at least one end of the winding roller penetrates through the protective cylinder to extend out of the protective cylinder to be connected with a handle.
When the winding mechanism is used, the handle is utilized to rotate to drive the winding roller to rotate, so that the traction rope wound on the winding roller can be wound or unwound, the use convenience of the winding mechanism is improved, and the structural complexity and the structural manufacturing cost are reduced.
In some embodiments, a limiting plate is arranged between the handle and the wind-up roller, the limiting plate is fixedly arranged on the outer wall of the protective cylinder, the limiting plate and the handle are coaxially arranged, a plurality of bolt holes are formed in the limiting plate, the bolt holes are in annular arrays along the center of the limiting plate, limiting bolts are arranged on the handle, and the limiting bolts are in plug-in fit with any one of the bolt holes.
When the winding device is used, the limit bolt on the handle is used for being matched with any bolt hole on the limit plate in an inserting mode, so that the rotation of the winding roller can be limited after the traction rope is wound or unwound in place, the condition that the winding is continuously unwound under the action of dead weight is avoided, and the use stability of the winding structure is improved.
In some embodiments, the limit bolt is screwed to the handle.
When the winding roller is used, the structural stability of the limiting bolt and the rotation limiting stability of the winding roller are further improved by utilizing the threaded connection of the limiting bolt and the handle.
In some embodiments, a counterweight is provided at the bottom end of the floating plate.
When the device is used, the self weight of the balancing weight is utilized to assist the floating plate and the reflecting plate arranged on the floating plate to descend to the water surface on the traction rope, so that the distance between the laser range finder and the detecting reflecting plate is ensured to be the distance between the laser range finders on the water surface, and the accuracy and the stability of detection are improved.
In some embodiments, an observation window is formed in the outer wall of the protective cylinder, and a graduated scale is arranged on the traction rope and faces the observation window.
When the device is used, the scale of the traction rope inside the protection cylinder is observed through the observation window on the protection cylinder, the descending depth of the conical block at the bottom end of the traction rope is judged, and the situation that the traction rope is excessively lengthened is avoided.
In some embodiments, a first thread is provided on the outer peripheral wall of the top end of the conical block, and a second thread is provided on the bottom end of the inner peripheral wall of the protective cylinder, and the second thread is in threaded engagement with the first thread.
When using, after the complete rolling of traction rope, utilize the cooperation of first screw thread and second screw thread to connect toper piece and protective tube, accomodate traction rope, balancing weight, kickboard, reflecting plate etc. in protective tube, improve this monitoring devices's accomodate convenience and transport this monitoring devices's convenience, avoid damaging the condition emergence of traction rope, balancing weight, kickboard, reflecting plate.
In some embodiments, a drain hole is formed in the outer wall of the protective cylinder, the drain hole is communicated with the inside of the protective cylinder, and a detachable plug is arranged on the drain hole.
When the device is used, the drainage hole is used for draining the water which remains in the protective cylinder after the water level is measured by the traction rope, and the drainage hole is plugged by the plug after draining, so that the condition that the monitoring device is damaged due to the fact that water enters the protective cylinder again or dust and impurities and the like is avoided.
In some embodiments, a sleeve is disposed at one end of the connection plate facing the reflecting plate, through holes for the traction ropes to pass through are formed in the connection plate, the sleeve, the floating plate and the reflecting plate, and brushes are fixedly disposed in the sleeve and used for cleaning the traction ropes passing through the sleeve.
When the winding device is used, the brush inside the sleeve is used for cleaning mud, impurities and the like on the traction rope, so that the situation that the winding roller cannot normally rotate due to the fact that the impurities enter a gap of the winding roller to rotate when the traction rope is wound is avoided.
In some embodiments, a flange is provided on the outer peripheral wall of the protective cylinder, a mounting hole is provided on the flange, and a detachable fixing piece is provided in the mounting hole for fixing the protective cylinder on the ground.
When the water level monitoring device is used, the existing inserted nails, inserted shafts and the like are used as fixing pieces to penetrate through the mounting holes on the flanges to be bound into the ground, and the protective cylinder is fixed, so that the conical blocks, the floating plates, the reflecting plates, the balancing weights and the like stably descend to be matched with the laser range finder for water level monitoring.
According to the foundation pit water level monitoring device, the winding mechanism and the connecting plate positioned below the winding mechanism are arranged in the protective cylinder, the laser range finder is installed by utilizing the connecting plate, the winding mechanism winds the traction rope, the floating plate and the conical block are arranged on the traction rope, the reflecting plate matched with the laser range finder is arranged at the top end of the floating plate, when the foundation pit water level monitoring device is used, the self weight of the conical block is utilized to tighten the traction rope, then the floating plate and the conical block are unwound by utilizing the winding mechanism to descend into the foundation pit until the conical block descends to a position close to the bottom of the foundation pit, the reflecting plate at the top end of the floating plate floats on the water surface under the action of the floating plate when the traction rope is tightened, and at the moment, the water level height is obtained by utilizing the cooperation measurement of the laser range finder and the reflecting plate.
Drawings
FIG. 1 is a schematic view of a three-dimensional angle structure of the present utility model;
FIG. 2 is a schematic view showing a front sectional structure of a reflection plate of the present utility model;
FIG. 3 is a schematic elevational view in cross-section of a protective cartridge of the present utility model;
FIG. 4 is an enlarged partial schematic view of portion A of FIG. 3 in accordance with the present utility model;
FIG. 5 is a schematic view of the structure of the limiting plate of the present utility model;
fig. 6 is a schematic structural view of the sleeve of the present utility model.
Reference numerals illustrate:
1. Pulling the rope; 2. a splice plate; 3. a laser range finder; 4. a reflection plate; 5. a floating plate; 6. balancing weight; 7. a conical block; 8. a protective cylinder; 9. a wind-up roll; 10. a handle; 11. a limiting plate; 12. a limit bolt; 13. bolt holes; 14. an observation window; 15. a flange; 16. a sleeve; 17. a brush; 18. and (5) plugging.
Detailed Description
In order that the utility model may be readily understood, a more particular description of specific embodiments thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
The terms "first" and "second" … "as used herein, unless specifically indicated or otherwise defined, are merely used to distinguish between names and do not denote a particular quantity or order.
The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items, unless specifically stated or otherwise defined.
The term "fixed" or "connected" as used herein may be directly fixed or connected to an element, or indirectly fixed or connected to an element.
Referring to fig. 1 to 3, the foundation pit water level monitoring device provided by the embodiment comprises a protection barrel 8, wherein an installation cavity is formed in the protection barrel 8, a winding mechanism is arranged in the installation cavity, the winding mechanism comprises a winding roller 9 rotatably arranged in the installation cavity, two ends of the winding roller 9 are rotatably inserted and matched with the inner wall of the installation cavity, and at least one end of the winding roller 9 is penetrated by the protection barrel 8, extends out of the protection barrel 8 and is connected with a handle 10 for driving the winding roller 9 to rotate.
Further, referring to fig. 4 and 5, a limiting plate 11 is sleeved on one end of the wind-up roll 9 extending out of the protective cylinder 8, the limiting plate 11 is located between the handle 10 and the outer wall of the protective cylinder 8, in this embodiment, the limiting plate 11 is preferably fixedly connected with the outer wall of the protective cylinder 8 through a mode of screwing, clamping, bonding and the like, so that the limiting plate 11 and the handle 10 are coaxially arranged, meanwhile, a plurality of bolt holes 13 are formed in the limiting plate 11, the plurality of bolt holes 13 are arranged in an annular array along the center of the limiting plate 11, a screw hole is formed in the handle 10, a limiting bolt 12 is fixedly screwed in the screw hole, the limiting bolt 12 is used for being inserted into the bolt hole 13 corresponding to the screw hole at the moment after unreeling or unreeling in place, further, continuous rotation of the wind-up roll 9 is limited, and overlong unreeling of a traction rope is avoided in positioning of the wind-up mechanism is realized.
Referring to fig. 2 and 3, a connecting plate 2 is arranged below the winding mechanism, a laser range finder 3 is arranged at one end, deviating from the winding mechanism, of the connecting plate 2, a pulling rope 1 is further included in the installation cavity, the top end of the pulling rope 1 penetrates through the connecting plate 2 to be wound on a winding roller 9, the bottom end of the pulling rope is connected with a conical block 7, a floating plate 5 is arranged between the conical block 7 and the connecting plate 2, a reflecting plate 4 is arranged at the top end of the floating plate 5, and a balancing weight 6 is arranged at the bottom end of the floating plate 5.
Specifically, the through holes for the traction rope 1 to pass through are formed in the floating plate 5, the connecting plate 2, the reflecting plate 4 and the balancing weight 6, and in a normal state, the floating plate 5, the transmitting plate and the balancing weight 6 can move on the traction rope 1, so that the floating plate 5 can always float on the water surface through moving on the traction rope 1 according to the change of the water level.
Referring to fig. 2, 3 and 6, a sleeve 16 is disposed at one end of the connection plate 2 away from the winding mechanism, the sleeve 16 is located at a position of a through hole of the connection plate 2, a brush 17 is disposed inside the sleeve 16, and the top end of the pulling rope 1 is penetrated through the sleeve 16 and the through hole of the connection plate 2 to be connected with the winding roller 9, so that the purpose of cleaning dirt and sundries on the pulling rope 1 by using the brush 17 in the winding process of the pulling rope 1 is achieved.
Referring to fig. 1 and 2, be equipped with first screw thread on the outer peripheral wall on the top of toper piece 7 be equipped with the second screw thread on the inner peripheral wall of the installation cavity bottom of protective cylinder 8, utilize the spiro union cooperation of second screw thread and first screw thread to realize that the connection between toper piece 7 and the protective cylinder 8 is fixed, can all accomodate traction rope 1, kickboard 5, balancing weight 6, reflecting plate 4 and toper piece 7 on protective cylinder 8 effectively when not using, reduce the volume of device and improve the convenience of carrying.
In this embodiment, one of the first thread and the second thread is an external thread, and the other is an internal thread, and in this embodiment, the first thread is preferably an external thread, and the second thread is preferably an internal thread.
Referring to fig. 1, an observation window 14 is formed in the outer wall of the protection barrel 8, a graduated scale is arranged on the traction rope 1, the graduated scale faces the observation window 14, whether the conical block 7 falls into a position close to the bottom of a foundation pit or not is judged according to excavation depth data obtained by checking scale matching of the traction rope 1 through the observation window 14, the situation that the traction rope 1 is unreeled too long due to the fact that the conical block 7 is contacted with the bottom of the foundation pit is avoided, the position of a floating plate 5 is changed under the condition that the traction rope 1 is not stretched, and the situation that the distance cannot be detected or the detection distance is inaccurate is generated.
The outer wall of the protection cylinder 8 is provided with a drain hole, the drain hole is communicated with the inside of the protection cylinder 8 and used for discharging water which remains in the traction rope 1 and drops into the installation cavity after the conical block 7 is connected with the protection cylinder 8, and the drain hole is provided with a detachable plug 18 for plugging the drain hole after water is discharged to avoid water from entering again, and meanwhile, the function of dust protection is achieved.
The outer peripheral wall of the protective cylinder 8 is provided with a flange 15, the flange 15 is provided with a mounting hole, a detachable fixing piece is arranged in the mounting hole, the fixing piece in this embodiment is an existing inserted pin, an inserted rod, an inserted shaft and the like, and the embodiment preferably adopts the inserted pin as long as the protective cylinder 8 can be fixed on the ground by being nailed into the ground.
According to the foundation pit water level monitoring device provided by the embodiment, the winding mechanism is arranged inside the protection cylinder 8, the connecting plate 2 positioned below the winding mechanism is utilized to install the laser range finder 3, the winding mechanism is used for winding the traction rope 1, the traction rope 1 is provided with the floating plate 5 and the conical block 7, the top end of the floating plate 5 is provided with the reflecting plate 4 matched with the laser range finder 3, when the foundation pit water level monitoring device is used, the self weight of the conical block 7 is utilized to tighten the traction rope 1, then the winding mechanism is utilized to unwind the floating plate 5 and the conical block 7 to descend in the foundation pit until the conical block 7 descends to a position close to the bottom of the foundation pit, the reflecting plate 4 at the top end of the floating plate 5 floats on the water surface under the action of the floating plate 5, at the moment, the water level height is measured by the aid of the cooperation of the laser range finder 3 and the reflecting plate 4, and the floating plate 5 can always float on the water surface according to the change of the water level, the monitoring of the real-time change of the water level is realized, and the convenience and the timeliness of water level monitoring of the foundation pit are effectively improved.
The above examples are also not an exhaustive list based on the utility model, and there may be a number of other embodiments not listed. Any substitutions and modifications made without departing from the spirit of the utility model are within the scope of the utility model.
Claims (10)
1. The foundation pit water level monitoring device is characterized by comprising a protective cylinder, wherein a winding mechanism and a connecting plate positioned below the winding mechanism are arranged in the protective cylinder;
The water level monitoring mechanism is further arranged in the protective cylinder and comprises a traction rope, the top end of the traction rope penetrates through the connecting plate to be wound on the winding mechanism, and the bottom end of the traction rope is connected with a conical block;
The connecting plate with be equipped with the kickboard between the toper piece, the traction rope wears to establish the kickboard the top of kickboard is equipped with the reflecting plate the connecting plate is towards be equipped with laser range finder on the one end of reflecting plate, laser range finder's detection head is towards the reflecting plate.
2. The foundation pit water level monitoring device of claim 1, wherein the winding mechanism comprises a winding roller erected in the protective cylinder, the traction rope is wound on the winding roller, two ends of the winding roller are rotatably matched with the protective cylinder in an inserting manner, and at least one end of the winding roller penetrates through the protective cylinder to extend out of the protective cylinder to be connected with a handle.
3. The foundation pit water level monitoring device according to claim 2, wherein a limiting plate is arranged between the handle and the wind-up roller, the limiting plate is fixedly arranged on the outer wall of the protective cylinder, the limiting plate and the handle are coaxially arranged, a plurality of bolt holes are formed in the limiting plate, the bolt holes are in an annular array along the center of the limiting plate, and limiting bolts are arranged on the handle and are in plug-in fit with any bolt hole.
4. A pit water level monitoring device as claimed in claim 3 wherein the limit bolts are threadably secured to the handle.
5. The foundation pit water level monitoring device of any one of claims 1-4, wherein a counterweight is provided at the bottom end of the floating plate.
6. The foundation pit water level monitoring device of any one of claims 1-4, wherein an observation window is provided on an outer wall of the protective cylinder, and a scale is provided on the pulling rope, the scale facing the observation window.
7. The foundation pit water level monitoring device of any one of claims 1-4, wherein a first thread is provided on the outer peripheral wall of the top end of the tapered block, and a second thread is provided on the bottom end of the inner peripheral wall of the protective cylinder, the second thread being in threaded engagement with the first thread.
8. The foundation pit water level monitoring device of any one of claims 1-4, wherein a drain hole is provided in an outer wall of the protective casing, the drain hole is communicated with an interior of the protective casing, and a detachable plug is provided in the drain hole.
9. The foundation pit water level monitoring device of any one of claims 1-4, wherein a sleeve is arranged at one end of the connecting plate facing the reflecting plate, through holes for the traction ropes to pass through are respectively formed in the connecting plate, the sleeve, the floating plate and the reflecting plate, and brushes are fixedly arranged in the sleeve and used for cleaning the traction ropes passing through the sleeve.
10. The foundation pit water level monitoring device of any one of claims 1-4, wherein a flange is provided on the outer peripheral wall of the protective cylinder, a mounting hole is provided on the flange, and a detachable fixing member is provided in the mounting hole for fixing the protective cylinder on the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322385273.XU CN220932148U (en) | 2023-09-04 | 2023-09-04 | Foundation pit water level monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322385273.XU CN220932148U (en) | 2023-09-04 | 2023-09-04 | Foundation pit water level monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220932148U true CN220932148U (en) | 2024-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322385273.XU Active CN220932148U (en) | 2023-09-04 | 2023-09-04 | Foundation pit water level monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220932148U (en) |
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2023
- 2023-09-04 CN CN202322385273.XU patent/CN220932148U/en active Active
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