CN112748364B - Hand-held type transmission line insulation detection device - Google Patents
Hand-held type transmission line insulation detection device Download PDFInfo
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- CN112748364B CN112748364B CN202011552429.3A CN202011552429A CN112748364B CN 112748364 B CN112748364 B CN 112748364B CN 202011552429 A CN202011552429 A CN 202011552429A CN 112748364 B CN112748364 B CN 112748364B
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- detection
- ring
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- wall
- transmission line
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
Abstract
The invention relates to a handheld transmission line insulation detection device which comprises a machine shell, a handheld rod and a detection ring, wherein the handheld rod is installed at the bottom of the machine shell, detection ports are formed in the front end and the rear end of the machine shell, the detection ring is installed in the machine shell, the two ends of the detection ring are rotatably connected with the inner wall of the machine shell, a plurality of detection pieces are arranged in the detection ring along the circumferential direction, the detection pieces are rotatably connected with the inner wall of the detection ring, a driving assembly for driving the detection ring to rotate is installed in the machine shell, a warning lamp is arranged on the outer wall of the machine shell, a conductive mechanism is arranged on the inner wall of the machine shell and abutted against the detection ring, and the warning lamp is electrically connected with the conductive mechanism.
Description
Technical Field
The invention belongs to the technical field of insulation detection, and particularly relates to a handheld transmission line insulation detection device.
Background
Power transmission refers to a way of routing power from one place to another by a power plant through a power transmission line. The power transmission line connects a power plant and a load center which are far away from each other, so that the development and the utilization of electric energy exceed the limit of regions. Therefore, the quality of the cable in the power transmission line plays an important role in the power transmission effect. The cable needs to carry out a great deal of detection before using, one of them is the insulation detection of cable, when the somewhere of the insulating casing of cable produced the crack, there is the potential safety hazard of electric leakage, current hand-held type insulation detection device is through detecting ring cover outside the cable, detect whether there is electric leakage in the insulating casing of cable through the electric conductor of detection device inside, because the crack has big or small, in order to ensure the accuracy nature that detects, need to detect the ring and hug closely on the circumference wall of insulating casing, this has just caused frictional force between them to increase, when removing the detection ring, the resistance is great, detect the ring simultaneously and take place the friction with insulating casing easily, cause the damage of insulating casing.
Disclosure of Invention
Therefore, the invention provides the handheld power transmission line insulation detection device, which can reduce the friction force between the handheld power transmission line insulation detection device and the cable insulation shell and reduce the abrasion to the cable insulation shell while completing the cable insulation detection.
The technical scheme of the invention is realized as follows:
the invention provides a handheld power transmission line insulation detection device which comprises a machine shell, a handheld rod and a detection ring, wherein the handheld rod is installed at the bottom of the machine shell, detection ports are formed in the front end and the rear end of the machine shell, the detection ring is installed in the machine shell, the two ends of the detection ring are rotatably connected with the inner wall of the machine shell, a plurality of detection pieces are arranged in the detection ring along the circumferential direction, the detection pieces are rotatably connected with the inner wall of the detection ring, a driving assembly for driving the detection ring to rotate is installed in the machine shell, a warning lamp is arranged on the outer wall of the machine shell, a conductive mechanism is arranged on the inner wall of the machine shell and abutted against the detection ring, and the warning lamp is electrically connected with the conductive mechanism.
Preferably, the detection piece includes detection stick and pivot, the pivot is worn to establish the center of detection stick, the both ends of pivot with the inner wall of detecting the ring rotates and is connected.
Preferably, the driving assembly comprises a driving motor, a worm wheel and a worm, the driving motor is installed inside the casing, the worm wheel is fixedly sleeved on the outer wall of the detection ring, the top end of the worm is rotatably connected with the inner top of the casing, the bottom end of the worm is connected with an output shaft of the driving motor, and the worm wheel is connected with the worm in a meshed mode.
Preferably, electrically conductive mechanism includes conducting rod and expanding spring, the casing inner wall is equipped with the spout, conducting rod slidable mounting in the spout, expanding spring's one end is located the afterbody of conducting rod, the other end of spring with the trailing end connection of spout, the warning light pass through the wire with the conducting rod is connected, the front end of conducting rod with detect the outer wall butt of ring.
Preferably, the tail end of the sliding chute is provided with a wire guide hole, and the wire is respectively connected with the conducting rod and the warning lamp through the wire guide hole.
Preferably, the detection ring, the detection piece and the conducting rod are all made of conducting materials, and the shell and the handheld rod are made of insulating materials.
Preferably, a storage battery is installed on one side of the driving motor, and the driving motor is electrically connected with the storage battery.
Preferably, the handheld rod is provided with a starting button for starting the driving motor.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a handheld transmission line insulation detection device, wherein a casing is sleeved on a cable to be detected through a detection port, current is conducted at two ends of the cable, a driving assembly is started to drive a detection ring to rotate, a detection piece is driven by the detection ring to rotate along the circumference of an insulation shell of the cable, when the insulation shell of the cable has a crack to cause electric leakage, the current is sequentially conducted to the detection piece, the detection ring and a conductive mechanism, and finally the current is transmitted to a warning lamp through the conductive mechanism, and the warning lamp is lightened. The shell is driven to slowly move along the cable through the handheld handle, the whole detection piece spirally rotates along the insulating shell of the cable, friction force between the detection piece and the insulating shell is reduced, blocking feeling during sliding is reduced, and abrasion to the insulating shell of the cable is reduced while insulation detection of the cable is completed.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic perspective view of a detection ring according to the present invention;
fig. 5 is an exploded view of a detection ring of the present invention.
In the figure, a machine shell 1, a handheld rod 2, a detection ring 3, a detection port 4, a warning lamp 5, a detection rod 6, a rotating shaft 7, a driving motor 8, a worm wheel 9, a worm 10, a conductive rod 11, a telescopic spring 12, a sliding groove 13, a wire hole 14 and a start button 15 are arranged.
Detailed Description
For a better understanding of the technical content of the present invention, the following detailed description is provided in conjunction with the accompanying drawings for further explanation of the present invention.
Referring to fig. 1 to 5, the invention provides a handheld power transmission line insulation detection device, which comprises a casing 1, a handheld rod 2 and a detection ring 3, wherein the handheld rod 2 is installed at the bottom of the casing 1, detection ports 4 are formed in the front end and the rear end of the casing 1, the detection ring 3 is installed inside the casing 1, two ends of the detection ring 3 are rotatably connected with the inner wall of the casing 1 through rotating bearings, a plurality of detection pieces are arranged inside the detection ring 3 along the circumferential direction, the detection pieces are rotatably connected with the inner wall of the detection ring 3, a driving assembly for driving the detection ring 3 to rotate is installed inside the casing 1, a warning lamp 5 is arranged on the outer wall of the casing 1, a conductive mechanism is arranged on the inner wall of the casing 1, the conductive mechanism is abutted against the detection ring 3, and the warning lamp 5 is electrically connected with the conductive mechanism.
Sleeving a machine shell 1 on a cable to be detected through a detection port 4, switching on current at two ends of the cable, starting a driving assembly to drive a detection ring 3 to rotate, driving a detection piece to circumferentially rotate by the detection ring 3 in a manner of being attached to an insulating shell of the cable, and when the insulating shell of the cable has cracks to cause electric leakage, the current is sequentially transmitted to the detection piece, the detection ring 3 and a conductive mechanism, and finally the current is transmitted to a warning lamp 5 by the conductive mechanism, and the warning lamp 5 lights up; on the contrary, if the insulating shell of the cable does not have the electric leakage phenomenon, the warning lamp 5 is not lighted. Drive casing 1 along cable slow moving through handheld handle, detect that the whole insulating casing along the cable makes spiral rotation, reduce the frictional force between detection piece and the insulating casing, the hindrance when reducing to slide feels, when accomplishing the cable insulation and detecting, reduces the wearing and tearing to cable insulating casing.
The detection piece comprises a detection rod 6 and a rotating shaft 7, wherein the rotating shaft 7 penetrates through the center of the detection rod 6, and two ends of the rotating shaft 7 are rotatably connected with the inner wall of the detection ring 3. Detect ring 3 and take place to rotate under drive assembly's drive, detect stick 6 and roll along the insulating casing of cable through pivot 7, carry out comprehensive detection to insulating casing.
Drive assembly includes driving motor 8, worm wheel 9 and worm 10, driving motor 8 is installed 1 inside the casing, worm wheel 9 is fixed to be cup jointed detect ring 3's outer wall, the top of worm 10 with casing 1's interior top is rotated and is connected, the bottom of worm 10 with driving motor 8's output shaft, worm wheel 9 with worm 10 meshes the connection, and driving motor 8 is connected with external power supply electricity, drives worm 10 through driving motor 8 and rotates, and worm 10 drives worm wheel 9 and rotates, realizes whole rotation of detecting ring 3 through worm wheel 9, and worm wheel 9 and worm 10 are insulating material and make, prevent that the cable leakage from causing the influence to driving motor 8.
Electrically conductive mechanism includes conducting rod 11 and expanding spring 12, 1 inner wall of casing is equipped with spout 13, 11 slidable mounting of conducting rod are in the spout 13, expanding spring 12's one end is located the afterbody of conducting rod 11, the other end of spring with spout 13's trailing end connection, warning light 5 pass through the wire with conducting rod 11 is connected, conducting rod 11's front end with detect ring 3's outer wall butt. The front end of the conducting rod 11 is hemispherical, so that the contact area between the conducting rod 11 and the detection ring 3 is reduced while the contact between the conducting rod 11 and the detection ring is kept, the friction force between the conducting rod and the detection ring is reduced, and the conducting rod 11 is ensured to be always abutted against the detection ring 3 by applying an outward force to the conducting rod 11 through the telescopic spring 12.
The tail end of the sliding groove 13 is provided with a wire guide hole 14, and the wire is respectively connected with the conducting rod 11 and the warning light 5 through the wire guide hole 14.
The detection ring 3, the detection piece and the conducting rod 11 are all made of conducting materials, and the machine shell 1 and the handheld rod 2 are made of insulating materials. While ensuring the detection of electric leakage, the detection personnel is protected from electric shock by the insulated housing 1 and the hand-held rod 2.
The battery is installed to driving motor 8 one side, driving motor 8 with the battery electricity is connected, and this device is when idle, and accessible charging wire etc. charges the battery.
The handheld rod 2 is provided with a starting button 15 for starting the driving motor 8, and the driving motor 8 can be quickly started and stopped by pressing the starting button 15.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.
Claims (8)
1. The utility model provides an insulating detection device of hand-held type transmission line, its characterized in that, includes casing, handheld pole and detection ring, handheld pole is installed the bottom of casing, the detection mouth has been seted up at both ends around the casing, it installs to detect the ring inside the casing, detect the ring both ends with casing inner wall rotates to be connected, it is equipped with a plurality of detection pieces to detect the ring inside along the circumferencial direction, detection piece with the inner wall that detects the ring rotates to be connected, casing internally mounted has the drive detect ring pivoted drive assembly, the outer wall of casing is equipped with the warning light, the inner wall of casing is equipped with electrically conductive mechanism, electrically conductive mechanism with detect the ring butt, the warning light with electrically conductive mechanism electricity is connected, it is conducting material to detect ring, detection piece and electrically conductive pole and makes.
2. The insulation detection device for the handheld power transmission line according to claim 1, wherein the detection piece comprises a detection rod and a rotating shaft, the rotating shaft penetrates through the center of the detection rod, and two ends of the rotating shaft are rotatably connected with the inner wall of the detection ring.
3. The handheld transmission line insulation detection device of claim 1, wherein the drive assembly comprises a drive motor, a worm wheel and a worm, the drive motor is installed inside the casing, the worm wheel is fixedly sleeved on the outer wall of the detection ring, the top end of the worm is rotatably connected with the inner top of the casing, the bottom end of the worm is connected with an output shaft of the drive motor, and the worm wheel is meshed with the worm.
4. The insulation detection device for the handheld power transmission line according to claim 1, wherein the conductive mechanism comprises a conductive rod and a telescopic spring, a sliding groove is formed in the inner wall of the casing, the conductive rod is slidably mounted in the sliding groove, one end of the telescopic spring is arranged at the tail of the conductive rod, the other end of the spring is connected with the tail end of the sliding groove, the warning lamp is connected with the conductive rod through a lead, and the front end of the conductive rod is abutted against the outer wall of the detection ring.
5. The insulation detection device for the power transmission line of claim 4, wherein a wire guide hole is formed at the tail end of the sliding groove, and the wire is connected with the conductive rod and the warning lamp through the wire guide hole respectively.
6. The device of claim 4, wherein the housing and the hand-held rod are made of an insulating material.
7. The hand-held power transmission line insulation detection device of claim 3, wherein a storage battery is installed at one side of the driving motor, and the driving motor is electrically connected with the storage battery.
8. The device of claim 3, wherein a start button for starting the drive motor is provided on the hand-held lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011552429.3A CN112748364B (en) | 2020-12-24 | 2020-12-24 | Hand-held type transmission line insulation detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011552429.3A CN112748364B (en) | 2020-12-24 | 2020-12-24 | Hand-held type transmission line insulation detection device |
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| Publication Number | Publication Date |
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| CN112748364A CN112748364A (en) | 2021-05-04 |
| CN112748364B true CN112748364B (en) | 2022-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011552429.3A Active CN112748364B (en) | 2020-12-24 | 2020-12-24 | Hand-held type transmission line insulation detection device |
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| CN103472356A (en) * | 2013-10-12 | 2013-12-25 | 长沙威胜信息技术有限公司 | Cable type fault detector |
| US9046558B2 (en) * | 2013-11-05 | 2015-06-02 | Gregory Hubert Piesinger | Apparatus and method for determining the status and phase of an electric power cable |
| EP3418756A1 (en) * | 2013-11-19 | 2018-12-26 | Hyun Chang Lee | Mobile electric leakage detection device and method |
| CN105629036B (en) * | 2016-01-29 | 2019-01-01 | 深圳市均方根科技有限公司 | A kind of leakage detector of replaceable detection folder |
| CN105954095B (en) * | 2016-06-27 | 2018-08-21 | 温州集智科技有限公司 | A kind of fixture of power cable strength test device |
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| CN207067310U (en) * | 2017-08-27 | 2018-03-02 | 常州市基础工程公司 | A kind of handheld cable line earth detector |
| CN109490690A (en) * | 2018-11-14 | 2019-03-19 | 华北水利水电大学 | A kind of underground utilities earth detector |
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| CN112748364A (en) | 2021-05-04 |
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