Portable device for continuously measuring icing weight of simulation wire

Abstract

The utility model provides a portable continuous measurement simulation lead icing weight device, which comprises a fixing part, a weighing part and a simulation lead, the weighing part comprises a first connecting rod, a tension sensor and a second connecting rod which are detachably connected in sequence from top to bottom, the upper end of the first connecting rod is detachably connected with the fixing part, and the lower end of the first connecting rod is detachably connected with the simulation lead. The lower end of the second connecting rod is used for fixing a simulation wire so that the tension sensor can weigh the simulation wire, the fixing part is used for supporting the simulation wire to be away from the ground, a first threaded hole is formed in the upper end of the tension sensor, and an external thread matched with the first threaded hole is formed in the outer wall face of the lower end of the first connecting rod. A second threaded hole is formed in the lower end of the tension sensor, and an external thread matched with the second threaded hole is formed on the outer wall face of the upper end of the second connecting rod. The utility model aims to provide a portable device for continuously measuring the icing weight of a simulation wire.

Description

Technical Field

[0001] The utility model relates to the technical field of power transmission line monitoring, in particular to a portable device for continuously measuring the weight of ice covering a simulated conductor. Background Art

[0002] Conductor icing refers to the phenomenon that a layer of ice covers the surface of a transmission line under environmental conditions such as low temperature, rain and strong winds. This phenomenon can have a serious impact on the normal operation of the power system and may cause transmission line rupture, equipment failure and power outages.

[0003] Production accidents such as swaying of transmission line conductors, tilting and collapse of towers, broken wires, and flashover of insulators caused by icing seriously affect the normal operation of the power grid. At present, the main methods for detecting line icing include manual inspection and ice observation stations. These methods have problems such as high labor intensity and long time for manual inspection, and low accuracy of detection results. Therefore, exploring more complete detection technology has important practical significance and guiding role in the operation of transmission lines and improving the safety and reliability of the entire power system.

[0004] Therefore, it is necessary to propose a portable device for continuously measuring the weight of ice coating on simulated conductors to facilitate the detection of the weight of ice coating on conductors. Utility Model Content

[0005] The main purpose of the utility model is to provide a portable device for continuously measuring the weight of ice covering a simulated conductor.

[0006] To achieve the above-mentioned purpose, the utility model proposes a portable device for continuously measuring the weight of ice covering a simulated wire, comprising a fixing component, a weighing component and a simulated wire, the weighing component comprising a first connecting rod, a tension sensor and a second connecting rod which are detachably connected from top to bottom, the upper end of the first connecting rod is detachably connected to the fixing component, the lower end of the second connecting rod is used to fix the simulated wire so that the tension sensor can weigh the weight of the simulated wire, the fixing component is used to support the simulated wire away from the ground, a first threaded hole is formed at the upper end of the tension sensor, an external thread matching the first threaded hole is formed on the outer wall surface of the lower end of the first connecting rod, a second threaded hole is formed at the lower end of the tension sensor, and an external thread matching the second threaded hole is formed on the outer wall surface of the upper end of the second connecting rod.

[0007] The fixing component includes a fixing element and a first mounting element. The fixing element is arranged parallel to the ground and spaced apart to support the simulated wire away from the ground. One end of the first mounting element is connected to the outer wall surface of one end of the fixing element, and the other end of the first mounting element extends in a direction away from the fixing element. The first mounting element is used to install a camera component.

[0008] Preferably, the fixing component also includes a second mounting element, one end of the second mounting element is connected to the fixing element, the other end of the second mounting element extends in a direction away from the fixing element, and the second mounting element is used to mount a solar energy component, and the solar energy component is electrically connected to the tension sensor and the camera component, respectively.

[0009] Preferably, two weighing components are provided, the two weighing components are arranged in sequence along the length direction of the fixing element, and the second mounting element is arranged between the two weighing components.

[0010] Preferably, the camera component includes a first mounting sleeve, a connecting structure and a camera, the first mounting sleeve is used to be mounted on the first mounting element, one end of the connecting structure is connected to the outer wall of the first mounting sleeve, and the camera is installed at the other end of the connecting structure.

[0011] Preferably, the solar component includes a second mounting sleeve, a mounting plate and a solar panel, the second mounting sleeve is used to be mounted on a second mounting element, the side of the mounting plate facing the ground is connected to the outer wall surface of the second mounting sleeve, the solar panel is installed on the other side of the mounting plate, and the solar panel is electrically connected to the tension sensor and the camera respectively.

[0012] Preferably, the portable continuous measurement device for simulating the weight of ice covering a conductor also includes an energy storage component, which is electrically connected to the solar component to receive and store electrical energy from the solar component. The energy storage component is also electrically connected to the tension sensor and the camera, respectively, to power the tension sensor and the camera.

[0013] Preferably, the portable continuous measurement device for simulating the weight of ice covering on a wire also includes a protective component, the outer shell of the protective component encloses and forms an enclosed space for accommodating the tension sensor, the outer shell of the protective component is connected to both ends of the first connecting rod, the protective component includes a protective box, the top plate of the protective box forms a first through hole for allowing the first connecting rod to pass through the enclosed space, the inner wall surface of the first through hole and the bottom plate of the protective box form a second through hole for allowing the second connecting rod to pass through the enclosed space.

[0014] Preferably, the protection component further includes a heat insulation element, which is disposed in the enclosed space, one side of the heat insulation element is connected to the inner wall surface of the protection box, and the other side of the heat insulation element is used to face the tension sensor.

[0015] In the technical solution of the utility model, when a simulation experiment is required, the fixing component is set away from the ground so that the fixing component can support the simulated wire away from the ground, and then the weight of the simulated wire can be weighed by the weighing component to obtain experimental data. Since the simulated wire and the wire of the transmission line have the same material caliber and only the length is different, the icing condition of the wire of the transmission line under the same environmental conditions can be inferred by the icing condition of the simulated wire. For example, when the length of the simulated wire is 1 meter and the weighed ice weight is 0.2 kg, if the transmission line is 10 meters long, the test personnel can quickly calculate that the ice weight of the transmission line is 2 kg;

[0016] During the experiment, the weighing component continuously measures the weight of the simulated wire in real time, so as to facilitate the observation of the ice coating changes of the simulated wire;

[0017] Since each component of the weighing component can be detachably connected, and the weighing component and the fixing component can be detachably connected, when no experiment is needed, the operator can disassemble the device into the weighing component, the fixing component and the simulation wire, and further disassemble the weighing component into the first connecting rod, the tension sensor and the second connecting rod for easy carrying. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0019] Figure 1 This is a structural schematic diagram of an embodiment of a portable device for continuously measuring the weight of ice covering a simulated conductor according to the utility model;

[0020] Figure 2 A top view of a portable device for continuously measuring the weight of ice covering a simulated conductor.

[0021] Description of Figure Numbers:

[0022] 1-fixing element; 2-first mounting element; 3-second mounting element; 4-weighing component; 41-first connecting rod; 42-tension sensor; 43-second connecting rod; 5-camera component; 6-solar component; 7-analog wire.

[0023] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0026] In addition, in the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0027] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0029] The utility model provides a portable device for continuously measuring the weight of ice covering a simulated conductor.

[0030] Please refer to Figure 1 to Figure 2The portable device for continuously measuring the weight of ice covering a simulated wire comprises a fixing component, a weighing component 4 and a simulated wire 7. The weighing component 4 comprises a first connecting rod 41, a tension sensor 42 and a second connecting rod 43 which are detachably connected from top to bottom. The upper end of the first connecting rod 41 is detachably connected to the fixing component. The lower end of the second connecting rod 43 is used to fix the simulated wire 7 so that the tension sensor 42 can weigh the weight of the simulated wire 7. The fixing component is used to support the simulated wire 7 away from the ground. A first threaded hole is formed at the upper end of the tension sensor 42. An external thread matching the first threaded hole is formed on the outer wall surface of the lower end of the first connecting rod 41. A second threaded hole is formed on the lower end of the tension sensor 42. An external thread matching the second threaded hole is formed on the outer wall surface of the upper end of the second connecting rod 43. The fixing method of the fixing component can be changed according to the actual use needs. For example, when conducting a simulation experiment in a laboratory, one end of the fixing component can be fixed to the wall. Of course, the device can also be used for a simulation experiment outdoors. In this case, a mounting rod can be inserted into the ground, and then the fixing component can be fixed to the mounting rod.

[0031] In this embodiment, the tension sensor 42 is an S-type tension sensor, the upper end of the first connecting rod 41 is provided with a clamp, and the lower end of the second connecting rod 43 is also provided with a clamp. The clamp at the upper end of the first connecting rod 41 is used to be sleeved on the fixing element 1, and the clamp of the second connecting rod 43 is used to be sleeved on the simulation wire 7.

[0032] In the technical solution of the utility model, when a simulation experiment is required, the fixing component is set away from the ground so that the fixing component can support the simulated wire 7 away from the ground, and then the weight of the simulated wire 7 can be weighed by the weighing component 4 to obtain experimental data. Since the simulated wire 7 is of the same material caliber as the wire of the transmission line and only has a different length, the icing condition of the wire of the transmission line under the same environmental conditions can be inferred by the icing condition of the simulated wire 7. For example, when the length of the simulated wire is 1 meter and the weighed ice weight is 0.2 kg, if the transmission line is 10 meters long, the test personnel can quickly calculate that the ice weight of the transmission line is 2 kg;

[0033] During the experiment, the weighing component 4 continuously measures the weight of the simulated wire 7 in real time, so as to observe the change of ice coating on the simulated wire 7;

[0034] Since each component of the weighing component 4 can be detachably connected, and the weighing component 4 and the fixing component can be detachably connected, when no experiment is needed, the operator can disassemble the device into the weighing component 4, the fixing component and the simulation wire 7, and further disassemble the weighing component 4 into the first connecting rod 41, the tension sensor 42 and the second connecting rod 43, which is easy to carry.

[0035] Optionally, the fixing component includes a fixing element 1 and a first mounting element 2, wherein the fixing element 1 is used to be arranged parallel to the ground and spaced apart to support the simulated wire 7, one end of the first mounting element 2 is connected to the outer wall surface of one end of the fixing element 1, and the other end of the first mounting element 2 extends in a direction away from the fixing element 1, and the first mounting element 2 is used to install a camera component 5. The camera component 5 is provided to obtain image information on the simulated wire 7, to more intuitively display the ice coating of the simulated wire 7, and to facilitate the technicians to observe the development process of ice coating of the simulated wire 7; the camera component 5 can be detached from the first mounting element 2 for easy storage and carrying.

[0036] Optionally, the fixing component further includes a second mounting element 3, one end of which is connected to the fixing element 1, and the other end of which extends in a direction away from the fixing element 1, and the second mounting element 3 is used to mount a solar component 6, and the solar component 6 is electrically connected to the tension sensor 42 and the camera component 5, respectively. The solar component 6 can be detached from the second mounting element 3 for easy storage and carrying; in this embodiment, the fixing element 1, the first mounting element 2 and the second mounting element 3 are all tubular structural members, and the fixing element 1, the first mounting element 2 and the second mounting element 3 are all arranged horizontally, and the first mounting element 2 and the first mounting element 3 are respectively perpendicular to the fixing element 1.

[0037] Optionally, two weighing components 4 are provided, and the two weighing components 4 are arranged in sequence along the length direction of the simulated wire 7, and the second mounting element 3 is arranged between the two weighing components 4. The simulated wire 7 is arranged in parallel with the fixing element 1, and two weighing components 4 are provided to fix the simulated wire 7 together, so that the fixation of the simulated wire 7 is more stable.

[0038] Optionally, the camera component 5 includes a first mounting sleeve, a connecting structure and a camera, wherein the first mounting sleeve is used to be mounted on the first mounting element 2, one end of the connecting structure is connected to the outer wall of the first mounting sleeve, and the camera is mounted on the other end of the connecting structure. In this embodiment, the connecting structure is a tubular structural member, and a mounting seat is provided at the bottom of the camera, and the mounting seat is rotatably inserted into the end of the connecting structure away from the first mounting sleeve.

[0039] Specifically, the camera is an infrared camera.

[0040] Optionally, the solar component 6 includes a second mounting sleeve, a mounting plate and a solar panel, wherein the second mounting sleeve is used to be mounted on the second mounting element 3, the mounting plate is connected to the outer wall of the second mounting sleeve on one side facing the ground, and the solar panel is mounted on the other side of the mounting plate, and the solar panel is electrically connected to the tension sensor 42 and the camera, respectively. In this embodiment, the mounting plate is a rectangular plate, and the mounting plate is horizontally arranged.

[0041] Optionally, the portable device for continuously measuring the weight of ice covering a simulated conductor further includes an energy storage component, which is electrically connected to the solar component 6 to receive and store the electric energy of the solar component 6, and is also electrically connected to the tension sensor 42 and the camera, respectively, to power the tension sensor 42 and the camera. The energy storage component is provided to receive and store the electric energy of the solar component 6, and to power the tension sensor 42 and the camera in an environment with poor lighting; specifically, the energy storage component may be a battery.

[0042] Specifically, the portable device for continuously measuring the weight of ice covering a simulated conductor also includes a host and a display component. The host is respectively connected to the camera and the tension sensor 42 to receive and store the image data of the camera and the weight data of the tension sensor 42. The host includes a communication element to communicate with the display component through the communication element. The display component is also provided with an alarm. The alarm is used to alarm when the weight value measured by the tension sensor 42 reaches a set value. In this embodiment, the set value is 70% of the design load-bearing value of the simulated conductor 7 being measured.

[0043] Optionally, the portable device for continuously measuring the weight of ice covering a simulated wire further includes a protective component, the outer shell of the protective component encloses and forms a closed space for accommodating the tension sensor 42, the outer shell of the protective component is connected to the two ends of the first connecting rod 41, the protective component includes a protective box, the top plate of the protective box forms a first through hole for allowing the first connecting rod 41 to pass through the closed space, and the inner wall surface of the first through hole and the bottom plate of the protective box form a second through hole for allowing the second connecting rod 43 to pass through the closed space. In this embodiment, the side wall of the protective box is also formed with a third through hole for allowing the data line of the tension sensor 42 to pass through the closed space, the protective box includes a box body and a cover plate, the front plate of the box body forms an opening for allowing the tension sensor 42 to enter and exit the closed space, and the cover plate is used to close the opening. Under the condition of low temperature and rain, the tension sensor 42 used to measure the weight of the simulated wire 7 is easily affected by the low temperature or even freezes, resulting in large errors in the measured weight data. By providing the protective component, during the simulation experiment, the tension sensor 42 in the enclosed space can be protected to prevent the tension sensor 42 from contacting with rainwater, while reducing the impact of low temperature on the tension sensor 42 and preventing the tension sensor 42 from freezing, thereby reducing measurement errors and improving the accuracy of data obtained in the experiment.

[0044] Optionally, the protection component further includes a heat insulation element, which is disposed in the enclosed space, one side of which is connected to the inner wall surface of the protection box, and the other side of which is used to face the tension sensor 42. In this embodiment, the heat insulation element is a rubber heat insulation sheet, and the heat insulation element is provided to further reduce the influence of external low temperature on the tension sensor 42.

[0045] The above are only preferred embodiments of the present invention, and do not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A portable device for continuously measuring the weight of ice on a simulated conductor, characterized in that: It includes a fixing component, a weighing component and a simulation wire, the weighing component includes a first connecting rod, a tension sensor and a second connecting rod which are detachably connected from top to bottom, the upper end of the first connecting rod is detachably connected to the fixing component, the lower end of the second connecting rod is used to fix the simulation wire so that the tension sensor can weigh the weight of the simulation wire, the fixing component is used to support the simulation wire away from the ground, a first threaded hole is formed at the upper end of the tension sensor, an external thread matching the first threaded hole is formed on the outer wall surface of the lower end of the first connecting rod, a second threaded hole is formed at the lower end of the tension sensor, and an external thread matching the second threaded hole is formed on the outer wall surface of the upper end of the second connecting rod.

2. According to claim 1, the portable device for continuously measuring the weight of ice covering a simulated conductor is characterized in that: The fixing component includes a fixing element and a first mounting element. The fixing element is arranged parallel to the ground and spaced apart to support the simulated wire away from the ground. One end of the first mounting element is connected to the outer wall surface of one end of the fixing element, and the other end of the first mounting element extends in a direction away from the fixing element. The first mounting element is used to install a camera component.

3. The portable device for continuously measuring the weight of ice covering a simulated conductor according to claim 2, characterized in that: The fixing component also includes a second mounting element, one end of which is connected to the fixing component, and the other end of which extends in a direction away from the fixing component. The second mounting element is used to mount a solar component, and the solar component is electrically connected to the tension sensor and the camera component, respectively.

4. According to claim 3, the portable device for continuously measuring the weight of ice covering a simulated conductor is characterized in that: There are two weighing components, which are arranged in sequence along the length direction of the simulated wire, and the second mounting element is arranged between the two weighing components.

5. The portable device for continuously measuring the weight of ice covering a simulated conductor according to claim 3, characterized in that: The camera component includes a first mounting sleeve, a connecting structure and a camera. The first mounting sleeve is used to be mounted on the first mounting element. One end of the connecting structure is connected to the outer wall of the first mounting sleeve, and the camera is installed at the other end of the connecting structure.

6. The portable device for continuously measuring the weight of ice covering a simulated conductor according to claim 5, characterized in that: The solar component includes a second mounting sleeve, a mounting plate and a solar panel. The second mounting sleeve is used to be mounted on a second mounting element. The side of the mounting plate facing the ground is connected to the outer wall of the second mounting sleeve. The solar panel is installed on the other side of the mounting plate. The solar panel is electrically connected to the tension sensor and the camera respectively.

7. The portable device for continuously measuring the weight of ice covering a simulated conductor according to claim 5, characterized in that: It also includes an energy storage component, which is electrically connected to the solar component to receive and store the electrical energy of the solar component. The energy storage component is also electrically connected to the tension sensor and the camera respectively to supply power to the tension sensor and the camera.

8. The portable device for continuously measuring the weight of ice covering a simulated conductor according to claim 1, characterized in that: It also includes a protective component, the outer shell of the protective component encloses a closed space for accommodating the tension sensor, the outer shell of the protective component is connected to the two ends of the first connecting rod, the protective component includes a protective box, the top plate of the protective box forms a first through hole for allowing the first connecting rod to pass through the closed space, and the inner wall surface of the first through hole and the bottom plate of the protective box form a second through hole for allowing the second connecting rod to pass through the closed space.

9. The portable device for continuously measuring the weight of ice covering a simulated conductor according to claim 8, characterized in that: The protection component further includes a heat insulation element, which is disposed in the enclosed space. One side of the heat insulation element is connected to the inner wall surface of the protection box, and the other side of the heat insulation element is used to face the tension sensor.

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