CN106289611A - Insulation digital real-time monitoring load-bearing device for live work - Google Patents

Abstract

The invention discloses an insulated digital real-time monitoring force-bearing device for live-wire work, which comprises a suspension loop, a suspension beam, a pulley and bolt combination body and a display, the hanger is provided with a first bolt hole, the lower end of the hanger is connected with a tension conversion sensor mounting body, a tension conversion sensor is arranged in the tension conversion sensor mounting body, a protective door and a wireless sensor are arranged on the tension conversion sensor mounting body, the lower end of the tension conversion sensor mounting body is connected with a first bolt, the hanging beam is provided with a second bolt hole and a third bolt hole, the first bolt is connected with the hanging beam through a second bolt hole, the lower end of the hanging beam is connected with the pulley bolt combination body through a third bolt hole, the wireless receiver is arranged on the display, the display is in wireless connection with the wireless sensor through the wireless receiver, and the pulley and bolt combination body and the hanging beam are made of insulating materials. The method is simple and easy to understand, convenient and fast to operate and strong in controllability.

Description

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

Technical field:

The invention 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 construction personnel to control it. Therefore, traction often occurs in electric power construction. Caused tools, equipment damage and other problems.

Invention content:

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

The technical scheme that the present invention takes for solving technical problems 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 and bolt assembly through the third bolt hole, the lower end of the pulley and 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 bolts on the combination are matched, and the second bolt holes in the middle 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%F•S/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 present invention is:

1. The setting of the display in the present invention 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. Prevent over-drawing of insulating tools, improve construction safety.

2. In the present invention, the wireless transmission method is adopted to transmit the live high-altitude operation data 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 reduces This eliminates the short-circuiting 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 the present invention 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 improve power construction. And the perception and controllability of live work, with good economic benefits.

Description of drawings:

Fig. 1 is a structural schematic diagram of an insulating digital real-time monitoring load-bearing device for live 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 present invention will be 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 bolts 10 on the assembly 7 are matched, and the second bolt hole 9 on the middle position of the suspension beam 6 is matched with the first bolt 5; the hanging lug 1 has a U-shaped structure, and there are two first bolt holes 8, which are respectively arranged in The two sides of the U-shaped structure hanging ear 1 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%F•S/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 invention, and does not limit the present invention in any form. Any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention still belong to Within the scope of protection of the technical solution of the present invention.

Claims (3)

1. An insulating digital real-time monitoring load-bearing device for live work, including hanging lugs (1), hanging beams (6), pulley and bolt assemblies (7) and displays (14), characterized in that: the hanging lugs ( 1) is provided with a first bolt hole (8), the lower end of the hanging ear (1) is connected with a tension conversion sensor installation body (2), and the tension conversion sensor installation body (2) is provided with a tension conversion sensor, so A protective door (3) and a wireless sensor (4) are provided on the tension conversion sensor installation body (2), and a first bolt (5) is connected to the lower end of the tension conversion sensor installation body (2), and the hanging ear ( 1), the tension conversion sensor installation body (2) and the first bolt (5) are an integrated structure, and the second bolt hole (9) and the third bolt hole (10) are arranged on the hanging beam (6), so The first bolt (5) is connected to the hanging beam (6) through the second bolt hole (9), and the lower end of the hanging beam (6) is connected to the pulley bolt assembly (7) through the third bolt hole (10). The lower end of the pulley and bolt assembly (7) is connected with a tail rope ring (12), and the display (14) is provided with a wireless receiver (13), and the display (14) communicates with the wireless sensor through the wireless receiver (13) The device (4) is wirelessly connected, and the pulley and bolt assembly (7) and the suspension beam (6) are both made of insulating materials. 2. The insulating digital real-time monitoring load-bearing device for live work according to claim 1, characterized in that: the hanging beam (6) is an inverted U-shaped structure, and the two sides and the middle position of the hanging beam (6) are respectively A third bolt hole (10) and a second bolt hole (9) are provided, the third bolt hole (10) on both sides of the U-shaped structure suspension beam (6) and the bolt on the pulley bolt assembly (7) (10), the second bolt hole (9) at the middle position of the suspension beam (6) matches the first bolt (5). 3. The insulation digital real-time monitoring load-bearing device for live work according to claim 1, characterized in that: the hanging lug (1) is a U-shaped structure, and the first bolt hole (8) has two, respectively Set on both sides of the U-shaped structure mounting ear (1) near the top.