CN218886014U - Portable current detection device in water - Google Patents

Abstract

The utility model discloses a portable current detection device in water, which comprises a shell, wherein the density of the shell is less than that of water, an installation cavity is arranged in the shell, a fixed anchor for conducting and fixing is movably arranged in the installation cavity, and a first through hole matched with the fixed anchor is arranged at the bottom of the shell; an installation box is arranged in the installation cavity, a spring is fixedly arranged at the top in the installation box, the bottom of the spring is connected with a weight guide block, the bottom of the weight guide block is connected with a suspension bubble through a connecting rod, and the suspension bubble penetrates through the installation box; the conducting rope movably penetrates through the weight guide block and the mounting box, and a limiting assembly is further arranged between the mounting box and the conducting rope; and a detection assembly connected with the fixed anchor is further arranged in the mounting cavity. The utility model discloses can detect the aquatic electric current, avoid the rescue personnel to go into the electric shock risk of water, and can be applicable to the water far away from.

Description

Portable current detection device in water

Technical Field

The utility model relates to a current detection technical field especially relates to a portable aquatic current detection device.

Background

With the development of marine underwater engineering technology, the application range of underwater electric appliances is more and more extensive. At present, besides underwater welding and underwater cutting, there are underwater lighting, electric tools, instruments, underwater television cameras, underwater photography, underwater workrooms, underwater power or control power supplies for submarine oil and gas production facilities, and impressed current supplies for large-scale structural cathode protection devices. These also involve a common basic problem, namely: the underwater power utilization is safe.

The relationship between human activities and water environment is becoming more and more intimate, and the number of accidents in water is also increasing. This presents a more serious challenge for underwater rescue. In recent years, rainstorm weather in our country is increased, and urban waterlogging becomes a novel urban problem. The city is flooded with water and is not different from the traditional water rescue, and the two are very different. In cities, circuits are dense, electrical equipment facilities are visible everywhere, and once submerged by water, electric shock accidents are easy to happen. In the urban inland inundation rescue process, rescuers face everywhere visible electric shock danger, and the rescue cannot be performed within a short time due to the fact that the lives of the rescuers are sacrificed and the electric shock hidden dangers cannot be caused. Up to now, the government has not provided a related underwater rescue system. The rescue responsibility body of the related accident is not yet clear. The problems to be faced by people are how to distribute tasks, how to implement rescue expenses and how to train rescue skills in underwater rescue, so that the lack of underwater rescue equipment is a major challenge for underwater rescue, and the underwater current detection device is urgently needed to be designed in urban underwater rescue environments to detect underwater current so as to prevent electric shock injury.

The utility model discloses a non-contact type underwater leakage detector in utility model patent with publication number CN 217007422U, which comprises an insulated shell, a circuit board arranged in the shell, a wiring port arranged on the rear end face of the shell and a plurality of probes arranged on the front side of the shell, wherein the probes are electrically connected with the circuit board, the front ends of the probes penetrate out of the front end face of the shell, an electric field induction module, an audible and visual alarm module and a battery are integrated on the circuit board, and the probes are arranged side by side; the left side and the right side of the shell are provided with fixing sheets with fixing holes; the utility model discloses a probe and electric field response module come the response to wade the alternating electric field that produces around the water, come the electrified condition of perception water through the mode of space induction, need not to contact with the water directly for electric leakage detection personnel's safety more; the utility model discloses the structure of casing is small and exquisite, and portable when using, can directly use or install through the stationary blade and use on other objects, can use in a flexible way according to the site conditions. However, the electric leakage detector can only detect a water body at a close distance, but cannot detect a water body at a far distance, and the application range is limited; in addition, the leakage detector needs a power supply to provide electric energy for the leakage detector, and the energy consumption is large.

Disclosure of Invention

To the problem that exists, the utility model aims at providing a portable aquatic electric current detection device, the device can detect the aquatic electric current, avoids the rescue personnel electric shock risk of entrying.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides a portable aquatic current detection device, includes the shell, its characterized in that: the density of the shell is smaller than that of water, an installation cavity is arranged in the shell, a fixed anchor for conducting and fixing is movably arranged in the installation cavity, and a first through hole matched with the fixed anchor is formed in the bottom of the shell; and a trigger assembly for driving the fixed anchor to fall and a detection assembly connected with the fixed anchor are further arranged in the mounting cavity.

Further, the detecting component comprises a conductive rope, a resistor, two alarm lamps and a buzzer, one end of the conductive rope is connected with the fixed anchor, the other end of the conductive rope is respectively connected with the two alarm lamps and the buzzer in a corresponding mode through three branch circuits, and the conductive rope is connected with the resistor between the alarm lamps and the buzzer.

Furthermore, the trigger assembly comprises an installation box fixedly arranged in the shell, a spring is fixedly arranged at the top in the installation box, the bottom of the spring is connected with a weight guide block, the bottom of the weight guide block is connected with a suspension bubble through a connecting rod, and the suspension bubble penetrates through the installation box; the conducting rope movably penetrates through the weight guide block and the mounting box, and a limiting assembly is further arranged between the mounting box and the conducting rope.

Furthermore, spacing subassembly is established including fixed cover spacing ball outside the wire rope, set up on the lateral wall of install bin with spacing ball phase-match's spacing groove, still all seted up the second through-hole on the left and right sides wall of install bin, one of them second through-hole intercommunication is located the top of spacing groove.

Furthermore, rotate on the inside wall of shell and install the spool, the electric conduction rope winding be in on the spool, the fixed pulley is all installed to the left and right sides of install bin, the electric conduction rope walks around two in proper order the fixed pulley.

Further, the fixing anchor is solid construction, just the fixing anchor includes the pull rod, the bottom of pull rod sets firmly curved pole of snatching perpendicularly, the both ends of snatching the pole all are equipped with snatchs most advanced.

Further, the shell is of a streamline structure.

The beneficial effects of the utility model are that: compared with the prior art, the utility model has the improvement that,

1. the utility model discloses an aquatic electric current detection device can float on the surface of water, drop to the bottom from the shell through triggering the subassembly drive anchor, because the anchor adopts the metal material, can electrically conduct, thereby with the electric conduction rope, resistance and alarm lamp form one-way return circuit, when there is the electric leakage condition in the aquatic, use the electric leakage power supply as relying on the power, through the anchor, the electric conduction rope, will have the electric current to pass through in the one-way return circuit that resistance and alarm lamp formed, thereby arouse alarm lamp and bee calling organ to report to the police through the form of bright light and sound respectively, the user finds that there is electric leakage phenomenon in the aquatic through alarm lamp and bee calling organ, reach the purpose that detects the aquatic electric current, avoid the electric shock risk that rescue personnel entered into the water, it can be suitable for to the water homoenergetic far away from.

2. The utility model discloses a conductive part in the test assembly not only can be regarded as to the anchorage, can also snatch aquatic debris and fix as borrow power point to the position of whole device, supports the influence of external forces such as anti-wind, stream.

3. The utility model discloses a when not going into water, because the action of gravity of guide weight piece makes spacing ball card in the spacing groove, after the device goes into water, the suspension bubble receives upward buoyancy to drive guide weight piece rebound, the extrusion spring, guide weight piece rebound in-process with spacing ball pull out from the spacing groove, the anchor falls under the action of gravity, conductor rope and spacing ball can move in the guide tube of guide weight piece, guarantee that the anchor can fall to the bottom under the action of gravity; this trigger assembly need not other switch settings, relies on the structure of device self to realize.

4. The shell of the utility model adopts a streamline structure, reduces the wind resistance, increases the throwing distance, and simultaneously considers the aesthetic design concept, so that the appearance is more beautiful; the inner installation cavity provides design space for other structures needed by the device, and the detection device is small in size and convenient to carry.

5. The utility model discloses a detection device need not other power supplies and supplies power to it, the low-power consumption, and high continuation of the journey, and can alleviate the quality of device itself.

Drawings

Fig. 1 is a schematic structural view of the utility model when water is not entering.

Fig. 2 is a schematic structural view of the utility model when entering water.

Fig. 3 is a schematic diagram of the structure of the trigger assembly of the present invention.

Fig. 4 is a schematic diagram of the circuit connection of the detecting assembly of the present invention.

Fig. 5 is a schematic view of the structure of the anchor of the present invention.

Wherein: 1-shell, 2-installation cavity, 3-fixing anchor, 301-pull rod, 302-grabbing rod, 303-grabbing tip, 304-lifting ring, 4-first through hole, 5-installation box, 6-spring, 7-weight guide block, 701-guide tube, 8-connecting rod, 9-suspension bubble, 10-limiting ball, 11-limiting groove, 12-second through hole, 13-bobbin, 14-fixed pulley, 15-conductive rope, 16-resistor and 17-alarm lamp.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following describes the technical solution of the present invention with reference to the accompanying drawings and embodiments.

Referring to fig. 1-5, a portable current detection device in water comprises a housing 1, wherein the density of the housing 1 is less than that of water, so as to ensure that the housing 1 can float on the water surface; an installation cavity 2 is arranged in the shell 1, the installation cavity 2 is used for installing other structures of the detection device, a fixed anchor 3 for conducting and fixing is movably arranged in the installation cavity 2, and a first through hole 4 matched with the fixed anchor 3 is formed in the bottom of the shell 1; the fixing anchor 3 is positioned outside the installation cavity 2, and the structure for connecting the fixing anchor 3 is positioned in the installation cavity 2, as shown in the attached drawing 1. And a trigger assembly for driving the fixed anchor 3 to fall and a detection assembly connected with the fixed anchor 3 are further arranged in the installation cavity 2. It should be noted that the anchor 3 may be located in the installation cavity 2 at a position corresponding to the first through hole 4 before entering water, but it is necessary to ensure that the anchor 3 is located at a position corresponding to the first through hole 4 in a vertical manner, so that the anchor 3 may fall out of the housing 1 from the first through hole 4 under the action of its own weight under the action of the trigger assembly.

Specifically, the fixing anchor 3 includes a pull rod 301, the bottom of the pull rod 301 sets firmly curved grabbing rod 302 perpendicularly, the both ends of grabbing rod 302 all are equipped with and grab pointed end 303, the top of pull rod 301 sets firmly rings 304. The whole of the fixing anchor 3 is of a solid structure, iron is adopted as a main material, aluminum alloy is plated on the surface of the fixing anchor 3 to prevent rusting, and red copper penetrates through the fixing anchor 3 from the inside to further enhance the conductivity of the fixing anchor. The anchor 3 can be used for snatching aquatic debris on the one hand and fix as the position of borrow power point to whole detection device, and on the other hand can regard as determine module's electrically conductive carrier.

The detection component further comprises a conductive rope 15, a resistor 16, two alarm lamps 17 and a buzzer 18, wherein one end of the conductive rope 15 is connected with a hanging ring 304 of the fixing anchor 3; the other end of the conductive rope 15 is respectively connected with two alarm lamps 17 and a buzzer 18 through three branches, and a resistor 16 is connected between the conductive rope 15 and the alarm lamps 17 and the buzzer 18. The alarm lamp 16 is a neon lamp. When there is the electric leakage condition in aquatic, use the electric leakage power supply as relying on the power, will have the electric current to pass through in the one-way loop that forms through anchor 3, conducting rope 15, resistance 16, alarm lamp 17 and bee calling organ 18 to arouse alarm lamp 17 and bee calling organ 18 to report to the police through the form of bright lamp and sound respectively, the user finds that there is the electric leakage phenomenon in the aquatic through alarm lamp 17 and bee calling organ 18, reaches the purpose that detects the aquatic electric current, avoids the risk of electrocution that rescue personnel got into water.

The trigger assembly comprises an installation box 5 fixedly arranged in the shell 1, a spring 6 is fixedly arranged at the top in the installation box 5, the bottom of the spring 6 is connected with a weight guide block 7, the bottom of the weight guide block 7 is connected with a suspension bubble 9 through a connecting rod 8, the suspension bubble 9 penetrates through the installation box 5 and the shell 1, a through hole matched with the suspension bubble 9 is also formed in the shell 1, when the device is not immersed in water, the whole or part of the suspension bubble 9 is positioned outside the shell 1, and after the device is immersed in water, the suspension bubble 9 floats on the water surface under the action of buoyancy force, so that the connecting rod 8 and the weight guide block 7 are driven to move upwards to extrude the spring 6; the conducting rope 15 movably penetrates through the weight guide 7 and the mounting box 5, a guide pipe 701 which is communicated with the left and the right is arranged in the weight guide 7, and the guide pipe 701 is used for the conducting rope 15 to move in the guide pipe 701; and a limiting component is also arranged between the installation box 5 and the conductive rope 15.

The limiting component comprises a limiting ball 10 fixedly sleeved outside the conductive rope 15, a limiting groove 11 matched with the limiting ball 10 is formed in one side wall of the mounting box 5, second through holes 12 are formed in the left side wall and the right side wall of the mounting box 5, and one of the second through holes 12 is communicated with and positioned above the limiting groove 11; when the device is not immersed in water, the limiting ball 10 is clamped in the limiting groove 11, a downward acting force is applied to the conductive rope 15 and the limiting ball 10 under the action of the gravity of the weight guide 7 and the suspension bubble 9, and the limiting ball 10 is matched with the limiting groove 11 to limit the position of the fixing anchor 3; after the fixing anchor 3 is filled into water, the limiting ball 10 is pulled out upwards from the limiting groove 11 along with the upward movement of the connecting rod 8 and the weight guide 7, the limiting effect on the fixing anchor 3 is removed, the conducting rope 15 and the limiting ball 10 are pulled to move along the second through hole 12 and the guide pipe 701 under the action of the gravity of the fixing anchor 3, and therefore the fixing anchor 3 falls into the water bottom.

In order to avoid the winding of the conductive rope 15, a spool 13 is rotatably mounted on the inner side wall of the shell 1, the conductive rope 15 is wound on the spool 13, fixed pulleys 14 are mounted on the left side and the right side of the mounting box 5, and the conductive rope 15 sequentially bypasses the fixed pulleys 14.

Preferably, the shell 1 is of a streamline structure, so that the wind resistance is reduced, the throwing distance is increased, and meanwhile, the aesthetic design concept is considered, so that the appearance is more attractive; the internal mounting cavity 2 provides design space for other structures required by the device.

The utility model discloses a theory of operation does: the utility model discloses when using, throw whole detection device on the surface of water that needs detected, under the buoyancy of shell 1, whole detection device can float on the surface of water, at this moment, suspension bubble 9 floats on the surface of water under the buoyancy, thereby drive connecting rod 8 and guide weight 7 rebound, extrusion spring 6, upwards pull out spacing ball 10 from spacing groove 11, remove the limiting displacement to anchorage 3, under 3 self action of gravity of anchorage, pulling electric conduction rope 15 and spacing ball 10 are along second through-hole 12, stand pipe 701 removes, thereby make anchorage 3 fall into the bottom.

When the aquatic has the electric leakage condition, use the electric leakage power as relying on the power, the dead anchor 3 is as electrically conductive carrier, will have the electric current to pass through in the one-way return circuit that forms through dead anchor 3, conducting rope 15, resistance 16, alarm lamp 17 and bee calling organ 18, thereby arouse alarm lamp 17 and bee calling organ 18 to report to the police through the form of light and sound respectively, the user finds that there is the electric leakage phenomenon in the aquatic through alarm lamp 17 and bee calling organ 18, reach the purpose that detects the aquatic electric current, avoid the risk of electrocution that rescue personnel entered water.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. A portable current detection device in water, includes shell (1), its characterized in that: the density of the shell (1) is smaller than that of water, a mounting cavity (2) is arranged in the shell (1), a fixed anchor (3) for conducting and fixing is movably arranged in the mounting cavity (2), and a first through hole (4) matched with the fixed anchor (3) is formed in the bottom of the shell (1); and a trigger assembly used for driving the fixed anchor (3) to fall and a detection assembly connected with the fixed anchor (3) are further arranged in the installation cavity (2).

2. A portable current sensing device in water according to claim 1, wherein: the detection component comprises a conductive rope (15), a resistor (16), two alarm lamps (17) and a buzzer (18), one end of the conductive rope (15) is connected with the fixing anchor (3), the other end of the conductive rope (15) is respectively connected with the alarm lamps (17) and the buzzer (18) through three branch circuits, and the conductive rope (15) is connected with the resistor (16) between the alarm lamps (17) and the buzzer (18).

3. A portable current sensing device in water according to claim 2, wherein: the trigger assembly comprises an installation box (5) fixedly arranged in the shell (1), a spring (6) is fixedly arranged at the top in the installation box (5), the bottom of the spring (6) is connected with a weight guide block (7), the bottom of the weight guide block (7) is connected with a suspension bubble (9) through a connecting rod (8), and the suspension bubble (9) penetrates through the installation box (5); the conducting rope (15) movably penetrates through the weight guide block (7) and the installation box (5), and a limiting assembly is further arranged between the installation box (5) and the conducting rope (15).

4. A portable current sensing device in water according to claim 3, wherein: spacing subassembly is established including fixed cover spacing ball (10) outside conducting rope (15), seted up on the lateral wall of install bin (5) with spacing ball (10) assorted spacing groove (11), second through-hole (12) have still all been seted up on the left and right sides wall of install bin (5), one of them second through-hole (12) intercommunication is located the top of spacing groove (11).

5. A portable current detection device in water according to claim 4, wherein: rotate on the inside wall of shell (1) and install spool (13), wire rope (15) winding is in on spool (13), fixed pulley (14) are all installed to the left and right sides of install bin (5), wire rope (15) are walked around two in proper order fixed pulley (14).

6. A portable current-in-water sensing device as defined in claim 1, wherein: the fixing anchor (3) is of a solid structure, the fixing anchor (3) comprises a pull rod (301), the bottom of the pull rod (301) is fixedly provided with an arc-shaped grabbing rod (302) vertically, and grabbing pointed ends (303) are arranged at two ends of the grabbing rod (302).

7. A portable current sensing device in water according to claim 1, wherein: the shell (1) is of a streamline structure.

Images