CN114411828A - Underground water leakage detection system for foundation pit support system - Google Patents

Abstract

The invention discloses a foundation pit support system underground water leakage detection system, and relates to the technical field of foundation pit support; the method aims to solve the problems that the excavation of a foundation pit often causes the infiltration of underground water into the pit, and the swelling and the quicksand and the pit bottom soil loss occur; the system comprises a water level pipe, a fixed limiting mechanism, an early warning lamp and a water level adjusting mechanism; and the outer walls of the periphery of the water level pipe are provided with filter layers. According to the invention, the filter layer can filter water entering the water level pipe to prevent a large amount of silt from entering the water level pipe, the water level inside the water level pipe can be monitored in real time through the water level adjusting mechanism sliding in the fixed limiting mechanism, when the water level inside the water level pipe reaches an early warning position, the water level adjusting mechanism jacks up the early warning lamp at the top of the fixed limiting mechanism and energizes the early warning lamp to enable the early warning lamp to rise and light, so that workers in the whole construction site can see the early warning lamp, and the workers are reminded to adjust the groundwater level of the foundation pit.

Description

Underground water leakage detection system for foundation pit support system

Technical Field

The invention relates to the technical field of foundation pit support, in particular to a foundation pit support system underground water leakage detection system.

Background

In the foundation construction stage, excavation of foundation pit often can lead to in groundwater infiltration hole, phenomenons such as heave sand flow and hole bottom soil loss appear, if not handle in time, can make the foundation bearing capacity descend, cause engineering accidents such as slope collapse, when excavation of foundation pit, generally need monitor the groundwater level of foundation pit, at present, among the prior art, the groundwater level monitoring of foundation pit generally sets up an observation hole, then drop into the observation hole with monitoring facilities, information that uploads through the monitoring data monitors the groundwater level, but the staff that the information that uploads needs to correspond looks over, can not play the warning early warning function to the staff of whole job site, consequently, urgent need a foundation pit enclosure system groundwater seepage detecting system.

Through retrieval, chinese patent application number is CN201721450591.8, discloses a foundation ditch enclosure system groundwater seepage detecting system, aims at realizing the detection to the foundation ditch seepage, and its technical scheme main points are: a foundation pit enclosure system underground water leakage detection system comprises an observation hole driven into the ground, a water level pipe positioned in the observation hole and a detection device partially contacted with the water surface, wherein the bottom of the water level pipe is sealed, the lower part of the water level pipe is a precipitation section, water filtering holes are arranged above the precipitation section in a staggered mode, a floating mechanism is arranged in the water level pipe and comprises a floating barrel which floats in the water level pipe and is in clearance fit with the wall of the water level pipe, and a waterproof pipe which is detachably connected with the center of the floating barrel and extends upwards; the detection device comprises a microscopic underwater detecting head which is contacted with the water surface, a data acquisition unit which is positioned on the ground, and a cable which passes through the waterproof pipe and is connected with the microscopic underwater detecting head and the data acquisition unit. The underground water leakage detection system of the foundation pit support system in the patent has no early warning function, and is easy to cause foundation pit water seepage when workers neglect, so that the bearing capacity of a foundation can be reduced, and engineering accidents such as slope collapse are caused.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a foundation pit support system underground water leakage detection system.

In order to achieve the purpose, the invention adopts the following technical scheme:

a foundation pit support system underground water leakage detection system comprises a water level pipe, a fixed limiting mechanism, an early warning lamp and a water level adjusting mechanism; the outer wall of the periphery of the water level pipe is provided with a filter layer; the outer wall of one side of the fixed limiting mechanism is fixedly connected with the inner wall of one side of the water level pipe; the outer wall of the bottom end of the early warning lamp is placed on the outer wall of the top end of the fixed limiting mechanism; the peripheral outer wall of the water level adjusting mechanism is connected with the inner wall of one side of the fixed limiting mechanism in a sliding manner.

Preferably: the water level pipe comprises a water level monitoring pipe and a precipitation sealing cover; the peripheral outer walls of the water level monitoring pipe are arranged on the inner wall of one side of the filter layer; water filtering holes are uniformly distributed on the inner wall of one side of the water level monitoring pipe; the outer wall of the top end of the sedimentation sealing cover is fixedly connected to the outer wall of the bottom end of the water level monitoring pipe.

Preferably: the fixed limiting mechanism comprises a fixed connecting rod, a folding connecting rod and a support connecting block; a limiting slide hole is processed on the inner wall of one side of the fixed connecting rod; the outer wall of one side of the fixed connecting rod is fixedly connected with the outer wall of one side of the folding connecting rod; a fixing bolt is arranged on the inner wall of one side of the folding connecting rod; the outer wall of the other side of the fixed connecting rod is fixedly connected with the outer wall of one side of the supporting connecting block through the connecting rod.

Preferred for the present invention are: the water level adjusting mechanism comprises an adjusting slide rod, a monitoring air bag, a middle connecting rod and a bearing connecting block; the peripheral outer wall of the adjusting slide bar is connected with the inner wall of one side of the limiting slide hole in a sliding manner.

Further preferred as the invention: the outer wall of one side of the adjusting slide bar is fixedly connected with a connecting rod; the outer wall of one side of the connecting rod is fixedly connected with the outer wall of one side of the middle connecting rod; the outer wall of the bottom end of the middle connecting rod is fixedly connected with a fixed connecting ring; the outer wall of the top end of the monitoring air bag is fixedly connected with the outer wall of the bottom end of the fixed interlink.

Further preferred as the invention: the outer wall of the top end of the adjusting slide rod is fixedly connected with a round electron.

Further preferred as the invention: the outer wall of the top end of the middle connecting rod is fixedly connected with the outer wall of the bottom end of the bearing connecting block; the outer wall of the top end of the bearing connecting block is fixedly connected with a mounting connecting plate; the inner wall of one side of the connecting plate is fixedly connected with a transmission induction block; the inner wall of the bottom end of the bearing connecting block is fixedly connected with uniformly distributed adjusting springs; the outer wall of the top end of the adjusting spring is fixedly connected with an adjusting rubber pad.

Further preferred as the invention: the inner wall of the top end of the support connecting block is fixedly connected with a limiting spring; the outer wall of the bottom end of the limiting spring is fixedly connected with a limiting rubber pad; the inner walls of the two sides of the supporting connecting block are fixedly connected with receiving induction blocks.

Further preferred as the invention: the bottom of the fixed connecting rod is flush with the bottom of the foundation pit; the length of the adjusting sliding rod is greater than that of the fixed connecting rod.

Further preferred as the invention: the distance from the supporting connecting block to the bottom of the fixed connecting rod is equal to the distance from the bearing connecting block to the monitoring air bag.

The invention has the beneficial effects that:

1. the filter layer can filter the inside water that gets into the water level pipe, it is inside to prevent that a large amount of silt from getting into the water level pipe, gliding water level adjustment mechanism can carry out real-time supervision to the inside water level of water level pipe through fixing stop gear, when the inside water level of water level pipe reachd the early warning position, the early warning lamp jack-up at stop gear top will be fixed to water level adjustment mechanism, and make the early warning lamp rise to light with the early warning lamp circular telegram, make the staff of whole job site all can see, thereby remind the staff to adjust the groundwater water level of foundation ditch.

2. The monitoring gasbag is inside the water level pipe, change along with the water level removes, and then can be real-timely monitor the inside water level of water level pipe, the monitoring gasbag is when removing, make the adjusting slide pole remove in spacing slide opening, when the inside water level of water level pipe risees the alarm position of foundation ditch, the monitoring gasbag will bear the weight of even piece and rise to supporting even piece department this moment, settle even board with spacing rubber pad upwards extrusion entering spacing spring department, support even piece then with adjusting rubber pad extrusion downwards entering adjusting spring department, thereby make transmission response piece and receipt response piece contact each other, thereby cause alarm device, remind staff personnel in time to adjust groundwater level.

3. The limiting rubber pad and the adjusting rubber pad can prevent the receiving induction block and the transmitting induction block from contacting muddy water, so that damage is avoided, the working effectiveness of the device is ensured, and the muddy water can be prevented from being adhered to the fixed connecting ring by the annular shape of the fixed connecting ring.

Drawings

FIG. 1 is a schematic diagram of an overall mechanism of a foundation pit support system groundwater seepage detection system provided by the invention;

FIG. 2 is a schematic view of a water level pipe state of a foundation pit support system groundwater seepage detection system provided by the invention;

FIG. 3 is a schematic form view of a fixing and limiting mechanism and a water level adjusting mechanism of the underground water leakage detection system of the foundation pit support system provided by the invention;

FIG. 4 is a schematic diagram of a water level adjusting mechanism of a foundation pit support system groundwater leakage detecting system according to the present invention;

FIG. 5 is a schematic cross-sectional view of a bearing block of the system for detecting groundwater leakage of a foundation pit support system according to the present invention;

FIG. 6 is a schematic form view of a fixing and limiting mechanism of the underground water leakage detection system of the foundation pit support system provided by the invention;

FIG. 7 is a schematic cross-sectional view of a support block of the system for detecting groundwater leakage of a foundation pit support system according to the present invention.

In the figure: 1-water level pipe, 101-water level monitoring pipe, 102-water filtering hole, 103-depositing sealing cover, 2-fixing limiting mechanism, 201-fixing connecting rod, 202-fixing bolt, 203-folding connecting rod, 204-limiting sliding hole, 205-supporting connecting block, 206-limiting spring, 207-receiving induction block, 208-limiting rubber pad, 3-early warning lamp, 4-water level adjusting mechanism, 401-adjusting sliding rod, 402-connecting rod, 403-monitoring air bag, 404-fixing connecting ring, 405-middle connecting rod, 406-bearing connecting block, 407-round electronic, 408-adjusting rubber pad, 409-arranging connecting plate, 410-transmitting induction block, 411-adjusting spring and 5-filtering layer.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not to be construed as limiting the device, structure, or element to which reference is made to have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner.

Example 1:

a foundation pit support system underground water leakage detection system is shown in figures 1-7 and comprises a water level pipe 1, a fixed limiting mechanism 2, an early warning lamp 3 and a water level adjusting mechanism 4; the outer wall of the periphery of the water level pipe 1 is provided with a filter layer 5; the outer wall of one side of the fixed limiting mechanism 2 is fixedly connected with the inner wall of one side of the water level pipe 1; the outer wall of the bottom end of the early warning lamp 3 is placed on the outer wall of the top end of the fixed limiting mechanism 2; the peripheral outer wall of the water level adjusting mechanism 4 is connected with the inner wall of one side of the fixed limiting mechanism 2 in a sliding manner; filter layer 5 can filter the water that gets into 1 inside of water level pipe, prevent that a large amount of silt from getting into 1 inside of water level pipe, gliding water level adjustment mechanism 4 can carry out real-time supervision to the water level of 1 inside of water level pipe through fixing stop gear 2, when the early warning position is reachd to 1 inside water level of water level pipe, 3 jack-ups of early warning lamp at 2 tops of stop gear are fixed to water level adjustment mechanism 4, and make 3 risees of early warning lamp and light with 3 circular telegrams of early warning lamp, make the staff of whole job site all can see, thereby remind the staff to adjust the groundwater level of foundation ditch.

In order to ensure the effectiveness of the operation of the water level pipe 1, the water level pipe 1 comprises a water level monitoring pipe 101 and a settling sealing cover 103; the peripheral outer wall of the water level monitoring pipe 101 is arranged on the inner wall of one side of the filter layer 5; the inner wall of one side of the water level monitoring pipe 101 is provided with uniformly distributed water filtering holes 102; the outer wall of the top end of the sedimentation sealing cover 103 is fixedly connected with the outer wall of the bottom end of the water level monitoring pipe 101; inside water level monitoring pipe 1 was got into to the groundwater of foundation ditch was made things convenient for to drainage hole 102 on the water level monitoring pipe 101 to monitor the water level of the groundwater of foundation ditch, deposit closing cap 103 can prevent that the silt of bottom from getting into water level pipe 1, can deposit the silt that gets into water level pipe 1 from drainage hole 102 simultaneously, improve the accurate nature to groundwater monitoring.

In order to ensure the effectiveness of the cooperation of the fixed limiting mechanism 2 and the water level adjusting mechanism 4, the fixed limiting mechanism 2 comprises a fixed connecting rod 201, a folding connecting rod 203 and a support connecting block 205; a limiting slide hole 204 is processed on the inner wall of one side of the fixed connecting rod 201; the outer wall of one side of the fixed connecting rod 201 is fixedly connected with the outer wall of one side of the folding connecting rod 203; a fixing bolt 202 is arranged on the inner wall of one side of the folding connecting rod 203; the outer wall of the other side of the fixed connecting rod 201 is fixedly connected to the outer wall of one side of the supporting connecting block 205 through a connecting rod; the water level adjusting mechanism 4 comprises an adjusting slide bar 401, a monitoring air bag 403, an intermediate connecting rod 405 and a bearing connecting block 406; the peripheral outer wall of the adjusting slide bar 401 is slidably connected with the inner wall of one side of the limiting slide hole 204; the outer wall of one side of the adjusting slide bar 401 is fixedly connected with a connecting rod 402; the outer wall of one side of the connecting link 402 is fixedly connected with the outer wall of one side of the middle link 405; the outer wall of the bottom end of the middle connecting rod 405 is fixedly connected with a fixed connecting ring 404; the outer wall of the top end of the monitoring air bag 403 is fixedly connected with the outer wall of the bottom end of the fixed connecting ring 404; the outer wall of the top end of the adjusting slide bar 401 is fixedly connected with a round electron 407; the outer wall of the top end of the middle connecting rod 405 is fixedly connected with the outer wall of the bottom end of the bearing connecting block 406; the outer wall of the top end of the bearing connecting block 406 is fixedly connected with a mounting connecting plate 409; a transmission induction block 410 is fixedly connected to the inner wall of one side of the mounting connecting plate 409; the inner wall of the bottom end of the bearing connecting block 406 is fixedly connected with uniformly distributed adjusting springs 411; the outer wall of the top end of the adjusting spring 411 is fixedly connected with an adjusting rubber pad 408; the inner wall of the top end of the support connecting block 205 is fixedly connected with a limiting spring 206; the outer wall of the bottom end of the limiting spring 206 is fixedly connected with a limiting rubber pad 208; the inner walls of the two sides of the supporting connecting block 205 are fixedly connected with receiving induction blocks 207; the bottom of the fixed connecting rod 201 is flush with the bottom of the foundation pit; the length of the adjusting slide bar 401 is greater than that of the fixed connecting rod 201; the distance from the support link 205 to the bottom of the fixed link 201 is equal to the distance from the bearing link 406 to the monitoring airbag 403; the circular electronic 407 can contact with the early warning lamp 3, so that the early warning lamp 3 is powered on and lightened, the monitoring air bag 403 moves inside the water level pipe 1 along with the change of the water level, and further the water level inside the water level pipe 1 can be monitored in real time, when the monitoring air bag 403 moves, the adjusting slide rod 401 moves in the limiting slide hole 204, when the water level inside the water level pipe 1 rises to the alarm position of a foundation pit, the monitoring air bag 403 raises the bearing connecting block 406 to the supporting connecting block 205, the connecting plate 409 is arranged to extrude the limiting rubber pad 208 upwards into the limiting spring 206, the supporting connecting block 205 extrudes the adjusting rubber pad 408 downwards into the adjusting spring 411, so that the transmission sensing block 410 and the receiving sensing block 207 contact with each other, so as to trigger the alarm device and remind a worker to adjust the underground water level in time, and the limiting rubber pad 208 and the adjusting rubber pad 408 can prevent the receiving sensing block 207 from contacting each other, so as to prompt the alarm device to prompt the worker to adjust the underground water level, and the limiting rubber pad 208 and the adjusting rubber pad 408 can prevent the receiving sensing block 207 from contacting each other, The transmission induction block 410 is contacted with muddy water, so that damage is avoided, the working effectiveness of the device is ensured, and the annular shape of the fixed connecting ring 404 can prevent the muddy water from being adhered to the fixed connecting ring 404.

When the device is used, after an observation hole is drilled on a foundation pit, the water level monitoring pipe 101 is sleeved with the filter layer 5 and then is arranged in the observation hole, the fixed limiting mechanism 2 with a proper length is selected, the bottom of the fixed connecting rod 201 is equal to the depth of the foundation pit, the adjusting slide rod 401 is arranged in the fixed limiting mechanism 2 along the limiting slide hole 204, the fixed limiting mechanism 2 and the water level adjusting mechanism 4 are arranged inside the water level pipe 1 together, the fixed limiting mechanism 2 is fixed on the inner wall of the water level pipe 1 through the fixing bolt 202 and the folding connecting rod 203, the early warning lamp 3 is arranged at the top of the fixed connecting rod 201, the distance of the adjusting slide rod 401 longer than the fixed connecting rod 201 is an early warning distance, the filter layer 5 can filter water entering the inside of the water level pipe 1 to prevent a large amount of silt from entering the inside the water level pipe 1, the water level inside the water level pipe 1 can be monitored in real time through the water level adjusting mechanism 4 sliding in the fixed limiting mechanism 2, when the water level in the water level pipe 1 reaches the early warning position, the water level adjusting mechanism 4 jacks up the early warning lamp 3 at the top of the fixed limiting mechanism 2, and the early warning lamp 3 is electrified to enable the early warning lamp 3 to rise and light up, so that workers in the whole construction site can see the early warning lamp to remind the workers to adjust the groundwater level of the foundation pit, the groundwater of the foundation pit can conveniently enter the water level pipe 1 through the drainage hole 102 on the water level monitoring pipe 101, the groundwater of the foundation pit can be monitored, the sediment sealing cover 103 can prevent sediment at the bottom from entering the water level pipe 1, the sediment entering the water level pipe 1 from the drainage hole 102 can be precipitated, the accuracy of groundwater monitoring is improved, the monitoring air bag 403 moves in the water level pipe 1 along with the change of the water level, the water level in the water level pipe 1 can be monitored in real time, and when the monitoring air bag 403 moves, the adjusting slide rod 401 moves in the limiting slide hole 204, when the water level inside the water level pipe 1 rises to the alarm position of a foundation pit, the monitoring air bag 403 rises the bearing connecting block 406 to the supporting connecting block 205, the connecting plate 409 is arranged to extrude the limiting rubber pad 208 upwards to enter the limiting spring 206, the supporting connecting block 205 extrudes the adjusting rubber pad 408 downwards to enter the adjusting spring 411, so that the transmission sensing block 410 and the reception sensing block 207 are in contact with each other, an alarm device is triggered, workers are reminded to adjust the underground water level in time, the limiting rubber pad 208 and the adjusting rubber pad 408 can prevent the reception sensing block 207 and the transmission sensing block 410 from contacting muddy water, damage is avoided, the working effectiveness of the device is ensured, and the muddy water can be prevented from being adhered to the fixing connecting ring 404 due to the ring shape of the fixing connecting ring 404.

The above description is for the purpose of illustrating the preferred embodiments of the present invention and is not intended to be exhaustive or to limit the invention to the precise embodiments disclosed, and all modifications, equivalents, and improvements that may occur to those skilled in the art and that fall within the spirit and scope of the invention are intended to be embraced therein.

Claims (10)

1. A foundation pit support system underground water leakage detection system comprises a water level pipe (1), a fixed limiting mechanism (2), an early warning lamp (3) and a water level adjusting mechanism (4), and is characterized in that a filter layer (5) is arranged on the outer wall of the periphery of the water level pipe (1); the outer wall of one side of the fixed limiting mechanism (2) is fixedly connected with the inner wall of one side of the water level pipe (1); the outer wall of the bottom end of the early warning lamp (3) is placed on the outer wall of the top end of the fixed limiting mechanism (2); the peripheral outer wall of the water level adjusting mechanism (4) is connected with the inner wall of one side of the fixed limiting mechanism (2) in a sliding manner.

2. A foundation pit support system groundwater seepage detection system according to claim 1, wherein the water level pipe (1) comprises a water level monitoring pipe (101), a precipitation cover (103); the peripheral outer walls of the water level monitoring pipe (101) are arranged on the inner wall of one side of the filter layer (5); water filtering holes (102) are uniformly distributed on the inner wall of one side of the water level monitoring pipe (101); the outer wall of the top end of the sedimentation sealing cover (103) is fixedly connected with the outer wall of the bottom end of the water level monitoring pipe (101).

3. The underground water leakage detection system for the foundation pit support system according to claim 2, wherein the fixed limiting mechanism (2) comprises a fixed connecting rod (201), a folding connecting rod (203) and a support connecting block (205); a limiting sliding hole (204) is processed on the inner wall of one side of the fixed connecting rod (201); the outer wall of one side of the fixed connecting rod (201) is fixedly connected with the outer wall of one side of the folding connecting rod (203); a fixing bolt (202) is arranged on the inner wall of one side of the folding connecting rod (203); the outer wall of the other side of the fixed connecting rod (201) is fixedly connected with the outer wall of one side of the support connecting block (205) through a connecting rod.

4. The underground water leakage detection system for the foundation pit support system according to claim 3, wherein the water level adjusting mechanism (4) comprises an adjusting slide rod (401), a monitoring air bag (403), an intermediate connecting rod (405) and a bearing connecting block (406); the peripheral outer wall of the adjusting slide bar (401) is connected with the inner wall of one side of the limiting slide hole (204) in a sliding manner.

5. The underground water leakage detection system for the foundation pit enclosure system according to claim 4, wherein the outer wall of one side of the adjusting slide bar (401) is fixedly connected with a connecting rod (402); the outer wall of one side of the connecting rod (402) is fixedly connected with the outer wall of one side of the middle connecting rod (405); the outer wall of the bottom end of the middle connecting rod (405) is fixedly connected with a fixed connecting ring (404); the outer wall of the top end of the monitoring air bag (403) is fixedly connected with the outer wall of the bottom end of the fixed connecting ring (404).

6. The underground water leakage detection system for the foundation pit enclosure system according to claim 5, wherein the outer wall of the top end of the adjusting slide bar (401) is fixedly connected with a round electronic (407).

7. The underground water leakage detection system for the foundation pit support system according to claim 6, wherein the outer wall of the top end of the intermediate connecting rod (405) is fixedly connected to the outer wall of the bottom end of the bearing connecting block (406); the outer wall of the top end of the bearing connecting block (406) is fixedly connected with a mounting connecting plate (409); a transmission induction block (410) is fixedly connected with the inner wall of one side of the mounting connecting plate (409); the inner wall of the bottom end of the bearing connecting block (406) is fixedly connected with uniformly distributed adjusting springs (411); the outer wall of the top end of the adjusting spring (411) is fixedly connected with an adjusting rubber pad (408).

8. The underground water leakage detection system for the foundation pit support system according to claim 7, wherein a limit spring (206) is fixedly connected to the inner wall of the top end of the support connecting block (205); the outer wall of the bottom end of the limiting spring (206) is fixedly connected with a limiting rubber pad (208); the inner walls of the two sides of the supporting connecting block (205) are fixedly connected with receiving induction blocks (207).

9. The underground water leakage detection system for the foundation pit enclosure system according to claim 8, wherein the bottom of the fixed connecting rod (201) is level with the bottom of the foundation pit; the length of the adjusting slide rod (401) is larger than that of the fixed connecting rod (201).

10. A foundation pit support system groundwater seepage detection system according to claim 9, wherein the distance from the support link (205) to the bottom of the fixed connecting rod (201) is equal to the distance from the bearing link (406) to the monitoring air bag (403).

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