CN205861265U - Livewire work isolated digitalization monitors bearing in real time - Google Patents

Abstract

The utility model discloses an insulating digital real-time monitoring load-bearing device for live work, which comprises a hanging lug, a hanging beam, a pulley bolt assembly and a display. The hanging lug is provided with a first bolt hole, and the lower end of the hanging lug is connected to a There is a tension conversion sensor installation body, a tension conversion sensor is arranged in the tension conversion sensor installation body, a protective door and a wireless sensor are arranged on the tension conversion sensor installation body, and a first bolt is connected to the lower end of the tension conversion sensor installation body , the hanging beam is provided with a second bolt hole and a third bolt hole, the first bolt is connected to the hanging beam through the second bolt hole, and the lower end of the hanging beam is connected to the pulley bolt assembly through the third bolt hole, The display is provided with a wireless receiver, and the display is wirelessly connected to the wireless sensor through the wireless receiver, and the pulley and bolt assembly and the hanging beam are both made of insulating materials. The utility model is simple and easy to understand, convenient to operate and strong in controllability.

Description

Insulation digital real-time monitoring load-bearing device for live work

Technical field:

The utility model relates to a real-time monitoring force-bearing device, in particular to an insulating digital real-time monitoring force-bearing device for live work.

Background technique:

With the continuous development of material science and measurement technology, new sensing technologies have gradually entered various production fields of power grids. These new technologies and new products have gradually been applied in the safe operation and maintenance of power grids. The load-bearing tools such as lifting and tightening used in the process generally only have the rated load. For the objects to be hoisted that can be seen intuitively, appropriate load-bearing tools can be selected according to the quantity and volume of the objects. During the work of the wire, the force (traction force) on the tool will gradually increase with the tightening of the ground wire. The calculation of this force is not visible to the naked eye, and it is difficult for the construction personnel to control it. Therefore, traction often occurs in electric power construction. Caused tools, equipment damage and other problems.

Utility model content:

The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a simple, easy-to-understand, and highly controllable insulation digital real-time monitoring load-bearing device for live work.

The technical scheme that the utility model takes for solving the technical problem is:

An insulating digital real-time monitoring load-bearing device for live work, including a hanging lug, a hanging beam, a pulley bolt assembly, and a display. The hanging lug is provided with a first bolt hole, and the lower end of the hanging lug is connected to a tension conversion sensor. body, the installation body of the tension conversion sensor is provided with a tension conversion sensor (not shown in the figure), the installation body of the tension conversion sensor is provided with a protective door and a wireless sensor, and the lower end of the installation body of the tension conversion sensor is connected to a second A bolt, the hanging lug, the installation body of the tension conversion sensor and the first bolt are an integrated structure, the second bolt hole and the third bolt hole are arranged on the hanging beam, and the first bolt passes through the second bolt hole and the third bolt hole. The hanging beam is connected, the lower end of the hanging beam is connected with the pulley bolt assembly through the third bolt hole, the lower end of the pulley bolt assembly is connected with a tail rope ring, the display is provided with a wireless receiver, and the display receives The device is wirelessly connected with the wireless sensor, and the pulley bolt assembly and the suspension beam are both made of insulating materials.

The hanging beam is an inverted U-shaped structure, the two sides and the middle of the hanging beam are respectively provided with a third bolt hole and a second bolt hole, and the third bolt hole on both sides of the U-shaped structure hanging beam is connected with the pulley bolt The bolt holes on the combined body are matched, and the second bolt holes on the middle position of the suspension beam are matched with the first bolts.

The hanging lug is a U-shaped structure, and there are two first bolt holes, which are respectively arranged on both sides of the hanging lug of the U-shaped structure near the top.

The tension conversion sensor (not shown in the figure) is an output device that converts physical signals into measurable electrical signals. The input impedance is 380±10Ω, the output impedance is 350±3Ω, the insulation resistance is greater than 5000MΩ, and the sensitivity is 1.5mV/V, creep is ±0.05%FS/30min.

The tension conversion sensor (not shown in the figure) is connected to the wireless sensor through wires inside the tension conversion sensor installation body, and the wireless sensor is wirelessly connected to the wireless receiver on the display by emitting infrared rays.

The display has data display and early warning functions. The display can display the real-time force of the load-bearing tool in digital form, and can set early warning coefficients and has an alarm function.

The positive beneficial effect of the utility model is:

1. The setting of the display in this utility model can solve the problem of real-time monitoring of the force of the insulating load-bearing tool in the live line operation, and display it in a digital form on the display screen. When the preset alarm coefficient is exceeded, an alarm can be given. , To prevent over-traction of insulating tools, improve construction safety.

2. In the utility model, the wireless transmission method is adopted to transmit the data of live high-altitude operations to the ground receiving device in real time, which is convenient for the ground monitoring personnel to observe the data changes in time, and then conduct work instructions to the operators, which improves the work efficiency. In addition, the wireless transmission method is used The utility model reduces the short circuit of the live safety distance and the inconvenience of construction caused by the length limitation of the connecting wire, and increases the practicability of the device.

3. The design of the protective door in this utility model prevents the tension conversion sensor from being corroded by dust and other substances, increases the service life of the device, and ensures the sensitivity of the device. In addition, the device is simple and easy to understand, easy to operate, and can increase the power consumption. The perception and controllability of construction and live work have good economic benefits.

Description of drawings:

Fig. 1 is a structural schematic diagram of a digital real-time monitoring load-bearing device for live-line work of the present invention;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is a schematic diagram of the structure of the suspension beam in Fig. 1 .

detailed description:

Below in conjunction with accompanying drawing and specific embodiment, the utility model is further explained and illustrated:

See Figure 1, Figure 2 and Figure 3: In the figure, 1-hanging lug, 2-tension conversion sensor installation body, 3-protective plate, 4-wireless sensor, 5-first bolt, 6-hanging beam, 7- Pulley bolt assembly, 8-first bolt hole, 9-second bolt hole, 10-third bolt hole, 11-bolt, 12-tail rope ring, 13-wireless receiver, 14-display.

Embodiment: An insulating digital real-time monitoring load-bearing device for live work, including a hanging lug 1, a hanging beam 6, a pulley and bolt assembly 7, and a display 14. The hanging lug 1 is provided with a first bolt hole 8, and the lower end of the hanging lug 1 is Connected with the installation body 2 of the tension conversion sensor, the tension conversion sensor installation body 2 is provided with a tension conversion sensor (not shown in the figure), the tension conversion sensor installation body 2 is provided with a protective door 3 and a wireless sensor 4, the tension conversion sensor The lower end of the installation body 2 is connected with the first bolt 5, the hanging lug 1, the tension conversion sensor installation body 2 and the first bolt 5 are an integrated structure, the hanging beam 6 is provided with the second bolt hole 9 and the third bolt hole 10, the second A bolt 5 is connected with the suspension beam 6 through the second bolt hole 9, the lower end of the suspension beam 6 is connected with the pulley bolt assembly 7 through the third bolt hole 10, the lower end of the pulley bolt assembly 7 is connected with a tail rope ring 12, and the display 14 is provided with There is a wireless receiver 13, and the display 14 is wirelessly connected with the wireless sensor 4 through the wireless receiver 13, and the pulley and bolt assembly 7 and the hanging beam 6 are both made of insulating materials.

The suspension beam 6 is an inverted U-shaped structure, and the two sides and the middle position of the suspension beam 6 are respectively provided with a third bolt hole 10 and a second bolt hole 9. The third bolt hole 10 on both sides of the U-shaped structure suspension beam 6 is connected with the pulley bolt. The bolt holes 10 on the assembly 7 are matched, and the second bolt holes 9 in the middle of the suspension beam 6 are matched with the first bolts 5; the hanging lug 1 has a U-shaped structure, and there are two first bolt holes 8, which are respectively set The two sides of the mounting ear 1 of the U-shaped structure are near the top.

The tension conversion sensor (not shown in the figure) is an output device that converts physical signals into measurable electrical signals. The input impedance is 380±10Ω, the output impedance is 350±3Ω, the insulation resistance is greater than 5000MΩ, and the sensitivity is 1.5mV /V, creep is ±0.05%FS/30min.

The tension conversion sensor (not shown in the figure) is connected to the wireless sensor 4 through wires inside the tension conversion sensor mounting body 2, and the wireless sensor 4 is wirelessly connected to the wireless receiver 13 on the display 14 by emitting infrared rays.

The display 14 has data display and early warning functions. The display 14 can display the real-time force of the load-bearing tool in digital form, and can set early warning coefficients and has an alarm function.

When working, fix the device on the pole tower or other suitable position through the first bolt hole 8 on the hanging ear 1, and then cooperate with the insulating rope to lift the material, tool or wire, and then according to the line distance, wire type, site environment, Factors such as temperature calculate the actual stress data of the work, set the load alarm value on the display 14, when lifting materials, tools or wires, the device is stressed, and the tension conversion sensor (not shown) feels the gravity , and then convert the gravity into a digital signal and transmit it to the wireless sensor 4, the wireless sensor 4 transmits the data to the wireless receiver 13 through infrared rays, the wireless receiver 13 transmits the data to the display 14, and the display 14 displays the data on the display screen When the display 14 detects that the transmitted data exceeds the preset value, the display 14 will display the data and give an alarm prompt.

The above is only a preferred embodiment of the present utility model, and does not impose any formal restrictions on the present utility model. Any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present utility model, All still belong to the protection scope of the technical solution of the utility model.

Claims (3)

1. livewire work isolated digitalization monitors a bearing in real time, including hangers (1), hanging beam (6), pulley bolt group Fit (7) and display (14), is characterized in that: be provided with the first bolt hole (8), described hangers (1) lower end on described hangers (1) Connect and have pulling force conversion sensor fixing body (2), in described pulling force conversion sensor fixing body (2), be provided with pulling force conversion sensing Device, described pulling force conversion sensor fixing body (2) is provided with protective door (3) and wireless sensor (4), and the conversion of described pulling force passes Sensor fixing body (2) lower end connects the first bolt (5), described hangers (1), pulling force conversion sensor fixing body (2) and the One bolt (5) is integral structure, and described hanging beam (6) is provided with the second bolt hole (9) and the 3rd bolt hole (10), described One bolt (5) is connected with hanging beam (6) by the second bolt hole (9), and described hanging beam (6) lower end is by the 3rd bolt hole (10) and slides Wheel bolt combination body (7) connects, and described pulley bolt assembly (7) lower end connects tail rope ring (12), described display (14) On be provided with wireless receiver (13), described display (14) carries out nothing by wireless receiver (13) and wireless sensor (4) Line connects, and described pulley bolt assembly (7) and described hanging beam (6) are made by insulant.

Livewire work isolated digitalization the most according to claim 1 monitors bearing in real time, it is characterized in that: described in hang Beam (6) is inverted U structure, and described hanging beam (6) both sides and centre position are respectively arranged with the 3rd bolt hole (10) and the second bolt Hole (9), the 3rd bolt hole (10) on described U-shape structure hanging beam (6) both sides and the bolt hole on pulley bolt assembly (7) (10) matching, the second bolt hole (9) on described hanging beam (6) centre position matches with the first bolt (5).

Livewire work isolated digitalization the most according to claim 1 monitors bearing in real time, it is characterized in that: described extension Ear (1) is U-shape structure, and described first bolt hole (8) has two, is separately positioned on the both sides of U-shape structure hangers (1) near top Position.