CN210689761U - Electromagnetic type depth water level measuring device - Google Patents
Electromagnetic type depth water level measuring device Download PDFInfo
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- CN210689761U CN210689761U CN201922157420.1U CN201922157420U CN210689761U CN 210689761 U CN210689761 U CN 210689761U CN 201922157420 U CN201922157420 U CN 201922157420U CN 210689761 U CN210689761 U CN 210689761U
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Abstract
The utility model discloses an electromagnetic type depth measurement water level device belongs to foundation ditch precipitation technical field, the power distribution box comprises a box body, the elevating gear of setting in the box, control box and main power supply, elevating gear's downside is equipped with range unit, elevating gear one end is equipped with signal device, elevating gear includes the motor, fix the rotation axis and the winding conductor wire at the rotation axis of motor output end, it has auxiliary power source and probe to establish ties on the conductor wire, range unit includes fixed axle and encoder V type wheel, signal device includes fixed shell fragment and dynamic shell fragment, be equipped with a plurality of springs between dynamic shell fragment and the box inner wall. The utility model discloses a motor rotation drives the conductor wire and goes up and down, and the moving distance of electric wire is measured to encoder V type wheel, and the conductor wire partly is used for going up and down, and electromagnet winding is constituteed to some to reach the purpose of the deep water level of electromagnetic type measurement.
Description
Technical Field
The utility model relates to a depth sounding water level device especially relates to an electromagnetic type depth sounding water level device, belongs to foundation ditch precipitation technical field.
Background
Foundation pit dewatering means when excavation foundation pit, and ground water level is higher than the excavation bottom surface, and groundwater can constantly permeate the hole in, for guaranteeing that the foundation pit can be under the dry condition construction, prevent the precipitation work that slope unstability, basic quicksand, the uplift of pit bottom, the piping of pit bottom and foundation bearing capacity descend and do, foundation pit dewatering method mainly has: open ditch water collecting well precipitation, light well point precipitation, jet well point precipitation, electroosmosis well point precipitation, deep well point precipitation and the like.
The foundation pit dewatering is divided into shallow foundation pit dewatering and deep foundation pit dewatering, the shallow foundation pit dewatering generally means that the depth of the foundation pit is within 8 meters, the dewatering well is in the foundation pit within 15 meters, the deep foundation pit is the foundation pit exceeding 8 meters, and the depth of some foundation pits can reach more than 30 meters, so the dewatering well needs to be arranged above 30 meters, even 50 meters or 80 meters.
When the precipitation well is shallow, it is simpler to measure the water level, and manual measurement is also convenient, but in case the degree of depth exceeds 50 meters, adopt manual measurement just more troublesome, 50 meters survey line is put into the well and is proposed again and will consume a large amount of time, and some foundation works need dozens or even hundreds of precipitation wells, and consequently, the water level of depth measurement well has then become the problem that needs to solve urgently.
Some projects can fix a water level probe in a well, but the water level changes constantly, particularly when underground water is pumped around, the change of the deep water level needs to be monitored constantly, the position of a measuring rope cannot be fixed, manual measurement is too troublesome, some projects can adopt a water pressure measuring mode, but the probe for measuring the water pressure needs to be fixed at a certain position, and the water pressure measuring method cannot meet the requirements when the underground water nearby is pumped out in special requirements, so that an electromagnetic type deep water level measuring device for changing the position of the probe in real time is needed.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing an electromagnetic type bathymetric water level device drives the conductor wire through the motor rotation and goes up and down, and the moving distance of electric wire is measured to encoder V type wheel, and the conductor wire partly is used for going up and down, and the electro-magnet winding is constituteed to some to reach the purpose of the electromagnetic type bathymetric water level of measurement.
The purpose of the utility model can be achieved by adopting the following technical scheme:
the utility model provides an electromagnetic type depth sounding water level device, is in including box, setting elevating gear in the box, with the control box that elevating gear connects and respectively with elevating gear with the main power source that the control box electricity is connected, elevating gear's downside be equipped with range unit that the control box is connected, elevating gear one end be equipped with the signal device that the control box is connected, elevating gear is including fixing in the box with motor that the main power source electricity is connected, fixing the rotation axis and the winding of motor output end rotate epaxial double strand conductor wire, establish ties the probe that has auxiliary power source and normally open state on the conductor wire, range unit is including fixing fixed axle in the box and fixing on the fixed axle and with the encoder V type wheel that the conductor wire contradicted and is connected, signal device is including fixing respectively on the box and respectively with fixed shell fragment and the dynamic motion that the control box electricity is connected are fixed shell fragment and move And a plurality of springs are arranged between the dynamic elastic sheet and the inner wall of the box body.
Preferably, the box body comprises a hollow cylinder, and a top cover and a bottom plate which are respectively arranged at two ends of the cylinder, the diameter of the top cover is larger than the outer diameter of the cylinder, a plurality of limiting columns are arranged on the lower side of the circumference of the top cover, and a lifting hole for the conductive wire () is arranged on the bottom plate.
Preferably, the motor is a servo motor, a speed reducer is arranged at the output end of the motor, and a bearing fixed on the box body is sleeved at one end of the rotating shaft.
Preferably, the conductive wire wound around the rotating shaft includes a lifting winding and an electromagnetic winding, the electromagnetic winding being adjacent to the signaling device.
Preferably, a rotary encoder integrated with optical-mechanical-electrical technology and used for measuring speed displacement is fixedly arranged on one side of the encoder V-shaped wheel, and the encoder is connected with the control box.
Preferably, the box body is further provided with a display screen and an operation key which are respectively connected with the control box.
Preferably, the box body is further provided with a warning lamp and a buzzer which are respectively connected with the control box.
The utility model has the advantages of:
1. the utility model provides an electromagnetic type bathymetric water level device, servo motor is rotatory to drive the conductor wire and go up and down, the displacement of encoder and V type wheel measurement electric wire, thereby the automatic measure deep water level.
2. The utility model provides an electromagnetic type depth measurement water level device, the conductor wire winding at the motor output end falls into two parts, and partly is the lift winding that is used for receiving and releasing the conductor wire and measures the water level, and another part is the electromagnetic winding who constitutes the electro-magnet, and two parts winding wire are established ties, but material and thickness are all inequality.
4. The utility model provides an electromagnetic type depth measurement water level device, electromagnetic winding's one end is equipped with signal device, and when the probe got into the circular telegram in the aquatic, the electro-magnet produced magnetism, made two shell fragment contact circular telegrams among the signal device to judge probe contact water, measure the depth of water.
Drawings
Fig. 1 is a schematic overall structure diagram of a preferred embodiment of an electromagnetic depth sounding water level device according to the present invention;
fig. 2 is a schematic view of another angle of the electromagnetic depth sounding water level device according to the present invention;
fig. 3 is a top view of the internal structure of a preferred embodiment of the electromagnetic depth water level measuring device according to the present invention;
fig. 4 is an elevation view of the internal structure of a preferred embodiment of the electromagnetic depth water level measuring device according to the present invention;
fig. 5 is a schematic diagram of a preferred embodiment of an electromagnetic depth sounding water level device according to the present invention;
fig. 6 is a schematic structural diagram of a signal device according to a preferred embodiment of the electromagnetic depth sounding water level device of the present invention;
fig. 7 is a schematic diagram of a conductive line structure of an electromagnetic type depth sounding water level device according to a preferred embodiment of the present invention.
In the figure: 1-box body, 2-lifting device, 3-distance measuring device, 4-signal device, 5-control box, 6-main power supply, 11-cylinder, 12-top cover, 13-bottom plate, 14-limiting column, 15-lifting hole, 21-motor, 22-rotating shaft, 23-conducting wire, 24-auxiliary power supply, 25-probe, 26-bearing, 31-fixed shaft, 32-encoder V-shaped wheel, 41-fixed elastic sheet, 42-dynamic elastic sheet, 43-spring, 231-lifting winding, 232-electromagnetic winding, 551-display screen and 552-operation key.
Detailed Description
In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1-7, the electromagnetic type depth water level measuring device provided by this embodiment includes a box 1, a lifting device 2 disposed in the box 1, a control box 5 connected with the lifting device 2, and a main power source 6 electrically connected with the lifting device 2 and the control box 5, wherein the lower side of the lifting device 2 is provided with a distance measuring device 3 connected with the control box 5, and one end of the lifting device 2 is provided with a signal device 4 connected with the control box 5, the utility model discloses servo motor rotates to drive the conductor wire to go up and down, and the encoder and the V-shaped wheel measure the moving distance of the electric wire, thereby automatically measuring the depth water level.
The utility model designs the probe with the normally open state at the tail end of the conductor wire, the power-off state will descend all the time until the probe is electrified by water, stops descending, rises by A cm upwards and stands for B minutes; then continuously descending, stopping rising for A cm and B minutes when meeting water, and repeating the cycle, wherein the probe is always kept at a certain position above the water level and changes along with the change of the water level, so that the water level change can be measured in real time.
Further, in this embodiment, as shown in fig. 1 to 7, the box body 1 includes a hollow cylinder 11, and a top cover 12 and a bottom plate 13 respectively disposed at two ends of the cylinder 11, wherein a diameter of the top cover 13 is larger than an outer diameter of the cylinder 11, a plurality of limiting posts 14 are disposed at a lower side of a circumference of the top cover 13, and a lifting hole 15 for a conductive wire 23 is disposed on the bottom plate 13.
Further, in this embodiment, as shown in fig. 1 to 7, the lifting device 2 includes a motor 21 fixed in the box 1 and electrically connected to the main power supply, a rotating shaft 22 fixed at an output end of the motor 21, and a double-strand conductive wire 23 wound around the rotating shaft 22, and the control box 5 controls the motor 21 to rotate, so as to drive the conductive wire 23 to rotate around the rotating shaft 22, thereby achieving lifting of the conductive wire 23.
Further, in this embodiment, as shown in fig. 1-7, the present invention preferably uses a servo motor as the motor 21, the output end of the motor 21 is provided with a speed reducer, which can precisely control the lifting of the conductive wire 23, and a sleeve of the rotating shaft 22 is provided with a bearing 26 fixed on the box 1, which can fix the rotating shaft 22.
Further, in the present embodiment, as shown in fig. 1 to 7, the secondary power supply 24 and the probe 25 in the normally open state are connected in series to the conductive wire 23, the conductive wire 23 wound around the rotating shaft 22 includes the lifting winding 231 and the electromagnetic winding 232, and the electromagnetic winding 232 is close to the signaling device 4.
Further, in the present embodiment, as shown in fig. 1 to 7, in the present invention, the conductive wire 23 wound around the output end of the motor 21 is divided into two parts, one part is a lifting winding 231 for winding and unwinding the conductive wire to measure the water level, the other part is an electromagnetic winding 232 constituting an electromagnet, the two parts are connected in series, but the material and thickness are different, the outer side of the material of the lifting winding 231 comprises a waterproof layer which is tough and durable and can support the dead weight of 50 meters and prevent the breaking in the descending process, the electromagnetic winding 232 adopts an enameled copper wire and is wound into an electromagnet structure, when the probe 25 contacts water, the secondary power supply 24 and the conducting wire 23 generate current, the electromagnetic winding 232 generates current and a magnetic field, the signal device 4 is positioned in the magnetic field, and the fixed elastic sheet 41 and the dynamic elastic sheet 42 in the signal device 4 are attracted together by the magnetic force, so that a signal contacting the water is transmitted to the control box 5.
Further, in the present embodiment, as shown in fig. 1-7, the distance measuring device 3 includes a fixed shaft 31 fixed in the case 1 and an encoder V-shaped wheel 32 fixed on the fixed shaft 31 and connected with the conductive wire 23 in an abutting manner, one side of the encoder V-shaped wheel 32 is fixedly provided with a rotary encoder for measuring speed and displacement integrated with optical mechanical and electrical technology, and the encoder is connected with the control box 5.
Further, the utility model discloses in, rotary part among encoder V type wheel 32 is the V type wheel, and this wheel middle part is the recess, and conductor wire 23 passes from the recess, and conductor wire 23 has certain broken line contained angle when the recess, makes conductor wire 23 and V type wheel produce certain pressure, and when conductor wire 23 goes up and down, the V type wheel can rotate to make the encoder produce pulse signal.
Further, in this embodiment, as shown in fig. 1 to 7, the signal device 4 includes a fixed elastic sheet 41 and a dynamic elastic sheet 42 respectively fixed on the box 1 and respectively electrically connected to the control box 5, a plurality of springs 43 are disposed between the dynamic elastic sheet 42 and the inner wall of the box 1, both the fixed elastic sheet 41 and the dynamic elastic sheet 42 are metal elastic sheets capable of generating magnetism, when the electromagnetic winding 232 generates a magnetic field, the dynamic elastic sheet 42 deforms to contact with the fixed elastic sheet 41 to generate a signal, and the signal is transmitted to the control box 5, and when the magnetic field of the electromagnetic winding 232 disappears, the dynamic elastic sheet 42 returns to its original position due to the deformation of the springs 43, and the signal disappears.
Further, in this embodiment, as shown in fig. 1-7, the box body 1 is further provided with a display screen 551 and an operation key 552 respectively connected to the control box 5, various data and parameters of the water level can be displayed through the display screen 551, and the parameters can be changed according to actual conditions through the operation key 552.
Further, in this embodiment, as shown in fig. 1 to 7, the box body 1 is further provided with a warning light and a buzzer, which are respectively connected with the control box 5.
The utility model discloses in, be provided with wireless transmitting module in the control box 5, not draw in attaching, consequently, the preferred display screen 551 of this embodiment, operation key 552, warning light and bee calling organ pass through wired connection, precipitation well or the place that personnel should not pass in some foundation ditch, and the preferred display screen 551 of this embodiment, operation key 552, warning light and bee calling organ pass through wireless and control box 5 and link to each other, adopt remote control, more convenient safety.
As shown in fig. 1 to 7, the working principle and the working process of the electromagnetic depth water level measuring device provided by this embodiment are as follows:
the servo motor rotates to drive the conductor wire to lift, and the encoder and the V-shaped wheel measure the moving distance of the wire, so that the deep water level is automatically measured.
The tail end of the conductive wire is provided with a probe in a normally open state, the probe is in a power-off state and is descended all the time until the probe is electrified when meeting water, the probe stops descending, the probe is ascended by A cm and is kept still for B minutes; then continuously descending, stopping rising for A cm and B minutes when meeting water, and repeating the cycle, wherein the probe is always kept at a certain position above the water level and changes along with the change of the water level, so that the water level change can be measured in real time.
In summary, in the electromagnetic depth water level measuring device provided by this embodiment, the conductive wire wound around the output end of the motor is divided into two parts, one part is a lifting winding for winding and unwinding the conductive wire to measure the water level, the other part is an electromagnetic winding forming an electromagnet, the two parts are connected in series, one end of the electromagnetic winding is provided with a signal device, when the probe is electrified in water, the electromagnet generates magnetism, so that two elastic pieces in the signal device are electrified in contact, and a signal is transmitted to the control box, thereby determining that the probe is in contact with water to measure the water depth, and the probe is always kept at a certain fixed position of the water level, thereby measuring the water level through the electromagnetic method.
The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.
Claims (7)
1. An electromagnetic type depth water level measuring device is characterized in that: the device comprises a box body (1), a lifting device (2) arranged in the box body (1), a control box (5) connected with the lifting device (2) and a main power supply (6) respectively electrically connected with the lifting device (2) and the control box (5), wherein a distance measuring device (3) connected with the control box (5) is arranged on the lower side of the lifting device (2), a signal device (4) connected with the control box (5) is arranged at one end of the lifting device (2), the lifting device (2) comprises a motor (21) fixed in the box body (1) and electrically connected with the main power supply, a rotating shaft (22) fixed at the output end of the motor (21) and a double-strand conducting wire (23) wound on the rotating shaft (22), an auxiliary power supply (24) and a probe (25) in a normally open state are connected in series on the conducting wire (23), the distance measuring device (3) comprises a fixed shaft (31) fixed in the box body (1) and a V-shaped encoder wheel (32) fixed on the fixed shaft (31) and connected with the conductive wire (23) in an abutting mode, the signal device (4) comprises a fixed elastic sheet (41) and a dynamic elastic sheet (42) which are fixed on the box body (1) and electrically connected with the control box (5) respectively, and a plurality of springs (43) are arranged between the dynamic elastic sheet (42) and the inner wall of the box body (1).
2. An electromagnetic depth sounding water level device according to claim 1, characterized in that: the box body (1) comprises a hollow cylinder (11), a top cover (12) and a bottom plate (13) which are arranged at two ends of the cylinder (11) respectively, the diameter of the top cover (12) is larger than the outer diameter of the cylinder (11), a plurality of limiting columns (14) are arranged on the lower side of the circumference of the top cover (12), and lifting holes (15) for the conducting wires (23) are formed in the bottom plate (13).
3. An electromagnetic depth sounding water level device according to claim 1, characterized in that: the motor (21) is a servo motor, a speed reducer is arranged at the output end of the motor (21), and a bearing (26) fixed on the box body (1) is sleeved at one end of the rotating shaft (22).
4. An electromagnetic depth sounding water level device according to claim 1, characterized in that: the conductive wire (23) wound around the rotating shaft (22) includes a lifting winding (231) and an electromagnetic winding (232), the electromagnetic winding (232) being close to the signaling device (4).
5. An electromagnetic depth sounding water level device according to claim 1, characterized in that: and a rotary encoder which integrates the optical collector technology and the electromechanical technology and is used for measuring speed displacement is fixedly arranged on one side of the encoder V-shaped wheel (32), and the encoder is connected with the control box (5).
6. An electromagnetic depth sounding water level device according to claim 1, characterized in that: the box body (1) is also provided with a display screen (551) and an operation key (552) which are respectively connected with the control box (5).
7. An electromagnetic depth sounding water level device according to claim 1, characterized in that: the box body (1) is also provided with a warning lamp and a buzzer which are respectively connected with the control box (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922157420.1U CN210689761U (en) | 2019-12-05 | 2019-12-05 | Electromagnetic type depth water level measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922157420.1U CN210689761U (en) | 2019-12-05 | 2019-12-05 | Electromagnetic type depth water level measuring device |
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| CN210689761U true CN210689761U (en) | 2020-06-05 |
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| CN201922157420.1U Active CN210689761U (en) | 2019-12-05 | 2019-12-05 | Electromagnetic type depth water level measuring device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987115A (en) * | 2019-12-05 | 2020-04-10 | 上海长凯岩土工程有限公司 | Intermittent automatic depth-measuring water level system |
| CN113706819A (en) * | 2021-07-08 | 2021-11-26 | 上海建工集团股份有限公司 | Use method of intelligent well lid system capable of preventing falling and giving alarm automatically |
| CN113706818A (en) * | 2021-07-08 | 2021-11-26 | 上海建工集团股份有限公司 | Prevent intelligent well lid system of falling from reporting to police |
-
2019
- 2019-12-05 CN CN201922157420.1U patent/CN210689761U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987115A (en) * | 2019-12-05 | 2020-04-10 | 上海长凯岩土工程有限公司 | Intermittent automatic depth-measuring water level system |
| CN113706819A (en) * | 2021-07-08 | 2021-11-26 | 上海建工集团股份有限公司 | Use method of intelligent well lid system capable of preventing falling and giving alarm automatically |
| CN113706818A (en) * | 2021-07-08 | 2021-11-26 | 上海建工集团股份有限公司 | Prevent intelligent well lid system of falling from reporting to police |
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