Insulator electrified deicing device

Abstract

The utility model discloses an insulator electrified deicing device, and belongs to the field of power equipment maintenance. The insulator umbrella skirt ice piton deicing device solves the technical problems that an existing insulator umbrella skirt ice piton deicing device is low in deicing efficiency, low in safety and incapable of adapting to insulators of various specifications. The driving gear is arranged on the tail portion of the Y-shaped plate and meshed with one driven gear in the driven gear set, one end of the elbow connecting rod is connected with the driving gear, the clamping arm is installed on the outer sides of the two end portion gears through the gear shaft, and the deicing rope penetrates through the shaft head cap to be rotatably installed on the outer side of the clamping arm. The insulating rod is a hollow round rod, a transmission connecting rod is arranged in the insulating rod, joints are arranged at two ends of the transmission connecting rod, one end of the transmission connecting rod is connected with the other end of the elbow connecting rod through the joint, and the other end of the transmission connecting rod is connected with the output end of the motor through the joint. Manpower is saved, the problem of high labor intensity is solved, and the practical application effect is remarkable. The ice removing device is used for ice removing work of substation equipment.

Description

Technical Field

[0001] The utility model relates to an insulator live deicing device, belonging to the field of power equipment maintenance. Background Art

[0002] With global warming in recent years and the northward shift of the freezing line, the temperature in northern my country has frequently hovered around zero degrees Celsius, causing ice to cover equipment in the area.

[0003] The existing deicing methods are manual deicing and heating deicing. Manual deicing relies solely on traditional manual removal and requires workers to use insulating rods. There are often problems such as high work intensity, low efficiency, and low precision. Heating deicing has disadvantages such as uneven heating, low efficiency, high cost, and large size. The existing methods do not meet the operating conditions of the power grid and affect the safe and stable operation of the power grid equipment.

[0004] The existing deicing device for the ice cone of the insulator shed has the technical problems of low deicing efficiency, low safety and inability to adapt to insulators of various specifications. Summary of the invention

[0005] The purpose of the utility model is to solve the technical problems of low deicing efficiency and low safety of the existing deicing device for the ice cone of the insulator shed, and the deicing device cannot adapt to insulators of various specifications. Then, an insulator live deicing device is proposed.

[0006] The technical solution of the utility model is that the upper part of the Y-shaped plate is an upward concave arc, and a plurality of gear shafts are sequentially arranged along the arc direction of the upper part of the Y-shaped plate, and a plurality of mutually meshing driven gears in the driven gear set are respectively mounted on the gear shafts, and two end gears are respectively arranged at the ends of the driven gear set, and the driving gear is arranged on the tail of the Y-shaped plate, and the driving gear is meshed with a driven gear in the driven gear set, and one end of the elbow connecting rod is connected to the driving gear, and the clamping arm is installed on the outer sides of the two end gears through the gear shaft, and the heads of the gear shafts on which the two end gears are installed are all equipped with shaft head caps, and the deicing rope passes through the shaft head cap and can be rotatably installed on the outer side of the clamping arm;

[0007] The insulating rod is a hollow round rod, a transmission connecting rod is arranged inside the insulating rod, joints are arranged at both ends of the transmission connecting rod, one end of the transmission connecting rod is connected to the other end of the elbow connecting rod through the joint, and the other end of the transmission connecting rod is connected to the output end of the motor through the joint.

[0008] As another improvement of the present invention, there are two Y-shaped plates, the two Y-shaped plates are parallel to each other and arranged opposite to each other, the clamping arms and de-icing ropes installed at the heads of the Y-shaped plates are parallel to each other and arranged opposite to each other, the number of the clamping arms is four in total, and the number of the de-icing ropes is four in total.

[0009] As another improvement of the present invention, the two ends of the clamp arm spring are respectively connected to the bottom ends of the clamp arms at the two head ends of the Y-shaped plate. When the clamp arm spring is in a balanced state, it is located above the middle of the concave arc-shaped opening of the Y-shaped plate. One end of the control rope is connected to the bottom end of the clamp arm. Pulling the other end of the control rope causes the clamp arm spring to expand and contract, thereby controlling the opening and closing angle of the two clamp arms.

[0010] As another improvement of the utility model, the arc baffle is fixed above the middle part of the clamp arm spring through a support rod.

[0011] As another improvement of the utility model, the sides of both ends of the insulating rod are provided with butt threads, and the butt threads are used to realize the detachable connection of the two adjacent sections of the insulating rod.

[0012] As another improvement of the utility model, limiting bolts fixedly connected to the insulating rod are arranged on both sides of the transmission connecting rod.

[0013] As another improvement of the utility model, the de-icing rope is a nylon rope.

[0014] As another improvement of the present invention, the shape of the clamping arm is an upward concave arc.

[0015] Beneficial effects of the utility model:

[0016] 1. The utility model starts the motor to drive the transmission connecting rod to rotate, and drives the driving gear, the driven gear and the end gear to rotate through the elbow connecting rod, and then the de-icing rope rotates, and the de-icing rope is used to complete the removal of the ice cones on the insulator surface transformer. It can work under the condition of live operation of electrical equipment, effectively remove the ice cones on the insulator umbrella skirt, and ensure the safe operation of electrical equipment. After applying this device, manpower can be saved, and the problem of high labor intensity is solved. The average ice clearing time is 2 minutes, which takes only 20% of the time of traditional tool methods. The improvement effect is very obvious, and the actual application effect is remarkable.

[0017] 2. The utility model adopts a semi-encircling adjustable design, and operates at different opening and closing angles according to insulators of different diameters, thereby increasing the application range of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The utility model is a three-dimensional schematic diagram of an insulator live deicing device.

[0019] Figure 2 It is a three-dimensional schematic diagram of the machine head.

[0020] Figure 3 It is a cross-sectional view of the insulating rod.

[0021] Figure 4 It is a three-dimensional schematic diagram of the driving gear, driven gear set and end gear in the machine head.

[0022] Figure 5 This is a front view of the driving gear, driven gear set and end gear in the machine head. DETAILED DESCRIPTION

[0023] Specific implementation method 1: Combination Figures 1 to 5 The present embodiment is described. The present embodiment is an insulator live deicing device, comprising a machine head 1, an insulating rod 2 and a motor 3 connected in sequence. The machine head 1 comprises an elbow connecting rod 1-1, a clamping arm 1-3, a Y-type plate 1-7, a driving gear 1-8, a driven gear set 1-9, an end gear 1-10, a shaft head cap 1-11, a gear shaft 1-12 and a deicing rope 1-6. The upper portion of the Y-type plate 1-7 is an upwardly concave arc, and a plurality of gear shafts 1-12 are sequentially arranged along the arc direction of the upper portion of the Y-type plate 1-7. A plurality of driven gears are meshed with each other in the driven gear set 1-9. The plurality of mutually meshing driven gears in the driven gear set 1-9 are respectively mounted on the gear shaft 1-12. The end of the driven gear set 1-9 Two end gears 1-10 are respectively provided, and the end gears 1-10 are meshed with the adjacent driven gears. The driving gear 1-8 is arranged on the tail of the Y-type plate 1-7, and the driving gear 1-8 is meshed with a driven gear in the driven gear set 1-9. The driven gear located in the middle of the driven gear set can be meshed with the driving gear. One end of the elbow connecting rod 1-1 is connected to the driving gear 1-8. The clamping arm 1-3 is installed on the outside of the two end gears 1-10 through the gear shaft 1-12. The heads of the gear shafts 1-12 on which the two end gears 1-10 are installed are all equipped with shaft head caps 1-11. The deicing rope 1-6 passes through the shaft head cap 1-11 and is rotatably installed on the outside of the clamping arm 1-3.

[0024] The insulating rod 2 is a hollow round rod, and a transmission connecting rod 2-2 is arranged inside the insulating rod 2. Both ends of the transmission connecting rod 2-2 are provided with joints 2-4. One end of the transmission connecting rod 2-2 is connected to the other end of the elbow connecting rod 1-1 through the joint 2-4, and the other end of the transmission connecting rod 2-2 is connected to the output end of the motor 3 through the joint 2-4.

[0025] The starting motor drives the transmission connecting rod 2-2 to rotate, and the driving gear 1-8, the driven gear and the end gear 1-10 are driven to rotate through the elbow connecting rod 1-1, and then the de-icing rope 1-6 is rotated, and the de-icing rope 1-6 is used to complete the removal of the ice cones on the insulator surface transformer. Reduce the labor intensity of operators and improve efficiency. The device adopts an insulating design, and the main structure takes the insulation design into consideration. The overall material is replaced with insulating materials such as bakelite, insulating bolts, ceramics, nylon ropes, etc., to prevent personal electric shock, phase-to-phase short circuit and ground short circuit accidents, and protect the safety of operators and electrical equipment. This embodiment can work under the condition of live operation of electrical equipment, effectively remove the ice cones on the insulator umbrella skirt, and ensure the safe operation of electrical equipment. After applying this tool, manpower can be saved and the problem of high labor intensity is solved. The average ice clearing time is 2 minutes, which is only 20% of the time consumed by traditional tools and methods. The improvement effect is very obvious, and the actual application effect is significant.

[0026] This implementation is applied to the situation where ice and ice cones are formed on insulating equipment such as circuit breakers, current transformers, disconnectors, lightning arresters, and suspensions in substations under extreme weather conditions. It can effectively prevent the insulation performance of the equipment from being reduced due to ice coverage, increase the leakage current of the equipment, and thus cause the risk and hidden danger of equipment short circuit, flashover, and tripping, thereby improving the reliability and economy of power supply in substations. This implementation has the advantages of high stability and high efficiency, and is suitable for deicing equipment in various substations, suitable for comprehensive promotion, and has broad application prospects.

[0027] Specific implementation method 2: Combination Figure 2 and Figure 4 This embodiment is described. The difference between this embodiment and the first embodiment is that the number of Y-shaped plates 1-7 is two. The two Y-shaped plates 1-7 are parallel to each other and arranged oppositely. The clamping arms 1-3 and de-icing ropes 1-6 installed at the head of the Y-shaped plates 1-7 are parallel to each other and arranged oppositely. The number of clamping arms 1-3 is four in total, and the number of de-icing ropes 1-6 is four in total. The Y-shaped plates 1-7 are arranged in double layers, and the corresponding clamping arms 1-3 and de-icing ropes 1-6 are arranged in double layers oppositely, which is used to increase the de-icing area and improve work efficiency. Other components and connection methods are the same as those in the first embodiment.

[0028] Specific implementation method three: Combination Figure 2 and Figure 4This embodiment is described. The difference between this embodiment and the specific embodiment 1 is that this embodiment also includes a clamp arm spring 1-4 and a control rope 1-2. The two ends of the clamp arm spring 1-4 are respectively connected to the bottom ends of the clamp arms 1-3 at the two head ends of the Y-type plate 1-7. When the clamp arm spring 1-4 is in a balanced state, it is located above the middle of the concave arc-shaped opening of the Y-type plate 1-7. One end of the control rope 1-2 is connected to the bottom end of the clamp arm 1-3. Pulling the other end of the control rope 1-2 causes the clamp arm spring 1-4 to expand and contract, thereby controlling the opening and closing angles of the two clamp arms 1-3. The opening and closing angles of the two clamp arms 1-3 are changed to adapt to different types of insulators, thereby increasing the scope of application of this embodiment. Other components and connection methods are the same as those of specific embodiments 1 or 2.

[0029] Specific implementation method four: Combination Figure 2 and Figure 4 This embodiment is described. The difference between this embodiment and the specific embodiment 1 is that this embodiment also includes an arc baffle 1-5, and the arc baffle 1-5 is fixed above the middle of the clamp arm spring 1-4 through a support rod. The arc baffle 1-5 is used to prevent the insulator from getting stuck between the two Y-shaped plates 1-7, affecting the work efficiency. It can also guide the working angle of the machine head, which can help the staff to fix the machine head within a relatively suitable angle range to work, reducing the labor intensity of the operator. The other components and connection methods of this embodiment are the same as any one of the specific embodiments 1 to 3 when working.

[0030] Specific implementation method five: Combination Figure 3 This embodiment is described. The difference between this embodiment and the specific embodiment 1 is that the sides of both ends of the insulating rod 2 are provided with butt threads 2-1, and the two adjacent sections of the insulating rod 2 are detachably connected through the butt threads 2-1. The use of two sections of insulating rods 2 is connected to improve the use degree of this embodiment and expand the scope of application. The other components and connection methods are the same as any one of the specific embodiments 1 to 4.

[0031] Specific implementation method six: Combination Figure 3 This embodiment is described. The difference between this embodiment and the specific embodiment 1 is that the two sides of the transmission connecting rod 2-2 are provided with limit bolts 2-3 fixedly connected to the insulating rod 2. The limit bolts 2-3 limit and protect the transmission connecting rod 2-2 in the left and right directions, thereby enhancing the reliability of the device. The other components and connection methods are the same as any one of the specific embodiments 1 to 5.

[0032] Specific implementation method seven: Combination Figure 1 , Figure 2 , Figure 4 and Figure 5This embodiment is described. The difference between this embodiment and the first embodiment is that the de-icing rope 1-6 is a nylon rope. High-strength and high-quality nylon rope is used for de-icing. This material is not easily affected by moisture, which can prevent the water melted from ice from being adsorbed on the rope to reduce insulation. It is resistant to aging and corrosion, and has low maintenance costs. It can generate a strong impact force driven by the rotating shaft to achieve no dead angle cleaning and complete the removal of ice cones on the surface of the insulator. Other components and connection methods are the same as any one of the first to sixth embodiments.

[0033] Specific implementation method eight: Combination Figure 1 , Figure 2 , Figure 4 and Figure 5 This embodiment is described. The difference between this embodiment and the first embodiment is that the shape of the clamp arm 1-3 is an upward concave arc. A semi-encircling adjustable design is adopted, and different opening and closing angles are used to work according to insulators of different diameters, thereby increasing the scope of application of the device. Other components and connection methods are the same as any one of the first to seventh embodiments.

[0034] Combination Figures 1 to 5 Explain the working principle of the utility model:

[0035] To assemble the utility model, the insulating rod is connected, and the motor is started to drive the transmission connecting rod to rotate, and the driving gear, the driven gear and the end gear are driven to rotate through the elbow connecting rod, so that the deicing rope is rotated, and the deicing rope is used to complete the action of clearing the ice cone on the insulator surface.

[0036] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An insulator live deicing device, characterized in that It comprises a machine head (1), an insulating rod (2) and a motor (3) which are connected in sequence. The machine head (1) comprises an elbow connecting rod (1-1), a clamping arm (1-3), a Y-type plate (1-7), a driving gear (1-8), a driven gear set (1-9), an end gear (1-10), a shaft head cap (1-11), a gear shaft (1-12) and a de-icing rope (1-6). The upper part of the Y-type plate (1-7) is an upwardly concave arc shape. A plurality of gear shafts (1-12) are sequentially arranged along the arc direction of the upper part of the Y-type plate (1-7). A plurality of mutually meshing driven gears in the driven gear set (1-9) are respectively mounted on the gear shaft (1-12). The driven gear set (1-9) Two end gears (1-10) are respectively arranged at the ends of the Y-shaped plate (1-7), the driving gear (1-8) is arranged on the tail of the Y-shaped plate (1-7), the driving gear (1-8) is meshed with a driven gear in the driven gear set (1-9), one end of the elbow connecting rod (1-1) is connected to the driving gear (1-8), the clamping arm (1-3) is installed on the outside of the two end gears (1-10) through the gear shaft (1-12), the head of the gear shaft (1-12) on which the two end gears (1-10) are installed is equipped with a shaft head cap (1-11), and the deicing rope (1-6) passes through the shaft head cap (1-11) and is rotatably installed on the outside of the clamping arm (1-3); The insulating rod (2) is a hollow round rod. A transmission connecting rod (2-2) is arranged inside the insulating rod (2). Both ends of the transmission connecting rod (2-2) are provided with joints (2-4). One end of the transmission connecting rod (2-2) is connected to the other end of the elbow connecting rod (1-1) through the joint (2-4), and the other end of the transmission connecting rod (2-2) is connected to the output end of the motor (3) through the joint (2-4).

2. The insulator live deicing device according to claim 1, characterized in that: The number of the Y-shaped plates (1-7) is two, the two Y-shaped plates (1-7) are parallel to each other and arranged opposite to each other, the clamping arms (1-3) and the deicing ropes (1-6) installed at the heads of the Y-shaped plates (1-7) are parallel to each other and arranged opposite to each other, the number of the clamping arms (1-3) is four in total, and the number of the deicing ropes (1-6) is four in total.

3. The insulator live deicing device according to claim 2, characterized in that It also includes a clamp arm spring (1-4) and a control rope (1-2). The two ends of the clamp arm spring (1-4) are respectively connected to the bottom ends of the clamp arms (1-3) at the two head ends of the Y-shaped plate (1-7). The clamp arm spring (1-4) is located above the middle of the concave arc-shaped opening of the Y-shaped plate (1-7) in a balanced state. One end of the control rope (1-2) is connected to the bottom end of the clamp arm (1-3). Pulling the other end of the control rope (1-2) causes the clamp arm spring (1-4) to expand and contract, thereby controlling the opening and closing angles of the two clamp arms (1-3).

4. The insulator live deicing device according to claim 3, characterized in that It also comprises a circular arc baffle (1-5), wherein the circular arc baffle (1-5) is fixed above the middle part of the clamp arm spring (1-4) through a support rod.

5. The insulator live deicing device according to claim 1, characterized in that: The side surfaces of both ends of the insulating rod (2) are provided with butt threads (2-1), and the butt threads (2-1) are used to realize the detachable connection of two adjacent sections of the insulating rod (2).

6. The insulator live deicing device according to claim 1, characterized in that: Limit bolts (2-3) fixedly connected to the insulating rod (2) are provided on both sides of the transmission connecting rod (2-2).

7. An insulator live deicing device according to any one of claims 1 to 6, characterized in that: The de-icing rope (1-6) is a nylon rope.

8. An insulator live deicing device according to any one of claims 1 to 6, characterized in that: The shape of the clamping arm (1-3) is an upward concave arc.

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