CN105442933A - Power grid pole erection tool cart and its construction method - Google Patents

Abstract

The present invention discloses a tool vehicle for erecting electric power poles of an electric grid, comprising a frame, a bracket installed under the frame, wheels installed on the bracket, and a universal wheel installed at the front end of the frame; the feature is that screw rods are installed on both sides of the frame, and sliders that slide back and forth on the screw rods controlled by screw handwheels are installed on the screw rods; a jacket 1 assembled from an upper cover of a fixed fastening frame and a lower cover of a fixed fastening frame is installed at one end in the middle of the frame, and rotating shafts are provided on both sides of the jacket 1 and inserted into the frame; the beneficial effects of the present invention are as follows: the device and the construction method thereof are easy to use, save manpower, have stable walking, and have a fast construction speed when erecting electric poles, and at the same time, the construction area is suitable for both flat roads with sufficient electricity and remote mountainous areas with rugged roads, and the device is highly practical and suitable for popularization and use.

Description

Power grid pole erection tool cart and its construction method

technical field

The invention relates to a power grid construction device, in particular to a tool cart for erecting power grid utility poles and a construction method thereof, belonging to the technical field of power construction.

Background technique

Electric power engineering refers to engineering related to the production, transmission, and distribution of electric energy. In a broad sense, it also includes engineering that uses electricity as power and energy in various fields. The bubbling area is composed of angle steels juxtaposed with each other, and the arrangement direction of the angle steels is parallel to the direction of liquid flow.

For example, an application number of CN104088501A discloses a cement utility pole stringing vehicle, which includes a vehicle frame and a utility pole lifting device and a utility pole support device arranged on the vehicle frame; the front end of the vehicle frame is provided with a shaft sleeve; A connecting rod is provided, and one end of the connecting rod is connected with a first snap ring; the supporting device includes a channel steel and a slide rail arranged on the channel steel; There are rollers on the top; the end of the slide rail is provided with a second snap ring for binding the cement pole; the lifting device of the pole includes a lifting cylinder, a central shaft and a crank arm arranged on the frame, and the crank arm is movably connected to the central shaft Above, the crank arm includes a short arm and a long arm, the short arm is movably connected with the cylinder rod of the lifting cylinder, and the long arm is connected with the pin shaft; the middle shaft is connected with the bushing through the support rod. The lifting device of the wire trolley is equipped with crank arms and lifting oil cylinders. The lifting and lowering adopts the lever principle, which is very convenient to operate, saves time and effort, and greatly improves the work efficiency.

Another example is that an application number is CN203393738U, which discloses a wire-free electric pole fixing structure and a fixed foundation. It includes an electric pole, and the root of the electric pole is provided with a fixed foundation. The fixed foundation is a structure with a large upper end and a small lower end and a trapezoidal longitudinal section. , the center of the fixed foundation is provided with a fixed groove, and the root of the utility pole is plugged into the fixed groove; the utility model fixed structure of the utility model is provided with a fixed foundation at the root of the utility pole through the improvement of the existing fixed structure, and the fixed foundation The upper end is small and the lower end is large, which increases the contact area between the root of the utility pole and the ground, increases the stability of the utility pole after erection, and makes the external force capacity of the utility pole the same as that of a utility pole with a stay wire or a steel structure tower, and has a simple structure. , Easy construction, low cost, beautiful and practical, small footprint and high safety factor.

At present, electric poles play a very important role in power transmission, which makes erecting electric poles essential. The patent application number 201410297193.1 discloses a cement electric pole erecting vehicle. This design can achieve the purpose of erecting electric poles. However, the poles must be placed on the device from the ground with the help of additional mechanisms or devices. It is relatively cumbersome to operate in the field and cannot be used alone to realize the erection of poles. The cost is relatively high, and the mechanism only has two Wheels are unstable during walking and prone to accidents.

Contents of the invention

The invention overcomes the existing problems in the prior art, and proposes a tool cart for erecting utility poles in a power grid and a construction method thereof. The device and the construction method are convenient to use, save manpower, run stably, and have fast construction speed when erecting utility poles.

Concrete technical scheme of the present invention is as follows:

The utility vehicle for erecting utility poles of a power grid includes a vehicle frame, a bracket is installed under the vehicle frame, wheels are mounted on the bracket, and universal wheels are installed at the front end of the vehicle frame; it is characterized in that wires are installed on both sides of the vehicle frame rod, and the slider that slides back and forth on the screw rod is controlled by the screw hand wheel and installed on the screw rod; one end in the middle of the frame is assembled with a fixed fastening frame upper cover and a fixed fastening frame lower cover Jacket 1, the two sides of the jacket 1 are provided with rotating shafts inserted into the frame; the other end in the middle of the frame is installed with jacket 2; the slider is equipped with a jack, and the jack is connected with the clamp There is a lifting bracket connected between the two sets, and the jack presser is installed on the side of the jack;

A turntable is installed on one side of the vehicle frame, a turntable motor is connected below the turntable, and a triangular tower is installed above, one end of the bottom end of the tower is hinged on the turntable, and the other end is connected to the hydraulic cylinder; the triangular A cable pulley is installed on the top of the tower; a reel is installed on the bottom of the tower, and a reel motor is connected to the side of the reel. The vehicle frame is also provided with a positioning hole, and a climbing ladder is movably installed in the positioning hole.

Preferably, screw guide rods are arranged on both sides of the screw rod.

Preferably, handlebars are installed on both sides of the vehicle frame.

Preferably, pulleys are evenly distributed on the inner side of the second jacket.

Preferably, a V-shaped wooden groove is installed between the first jacket and the second jacket.

Preferably, a screw foot is installed under the turntable.

Based on the above-mentioned device, the present invention also provides a method for erecting electric grid poles, which is characterized in that it includes the following steps:

1) Move the overall frame to the stacking position of the utility pole, and screw the screw feet to touch the ground to make the car body stable;

2) Use the lifting ring to cover both ends of the electric pole that needs to be lifted, and tie the pull wire to the lifting ring, and fasten the pull wire to the reel after passing through the pulley pulley;

3) Start the reel motor to drive the lower reel to retract the pull wire and then lift the pole until it reaches a height higher than the frame and stop. The hydraulic cylinder pulls the tripod back, raises the pole and straightens it close to the bed frame At this time, the turntable motor is running, and the pole is moved to the top of the frame;

4) Install the utility pole in jacket one and jacket two to fix it, and move the car body to the pit of the utility pole;

5) Operate the jack presser to raise the jack to lift the second jacket, and at the same time continuously rotate the screw and handwheel to adjust the position of the jack to adapt to the height of the second jacket. During this process, the pole takes the first jacket as the center, The second jacket rotates 90 degrees to erect the pole so that the bottom enters the pole pit;

6) Fill and compact the pit of the utility pole, climb up the ladder, open the jacket and jacket 2, so that the utility pole loses the restraining sleeve, and the construction is completed.

Beneficial effects of the present invention: the device and its construction method are easy to use when erecting utility poles, save manpower, run stably, and have fast construction speed. At the same time, the construction area is also suitable for remote mountain roads and rugged areas with sufficient power. Strong, suitable for popularization.

Description of drawings

Fig. 1 is the structural representation of the tool cart for erecting power grid utility poles of the present invention;

Fig. 2 is a top view of the utility vehicle for erecting power grid utility poles of the present invention;

Fig. 3 is a side view of the utility vehicle for erecting electric grid poles;

Fig. 4 is the working schematic diagram during construction of the present invention;

Fig. 5 is the working schematic diagram during construction of the present invention;

Fig. 6 is the working schematic diagram during construction of the present invention;

Fig. 7 is a working schematic diagram of the present invention during construction.

detailed description

As shown in the figure, the utility vehicle for erecting utility poles of the power network includes a vehicle frame 4, a support 20 is installed under the vehicle frame 4, wheels 21 are installed on the support 20, and a universal wheel 3 is installed at the front end of the vehicle frame 4; Screw rods 16 are installed on both sides of the vehicle frame 4, and the slider 25 that slides back and forth on the screw rod 16 through the screw handle 2 is installed on the screw rod 16. 15. Vehicle frame 4 both sides are equipped with handlebar 5, construction personnel can pull the handle to control the traveling direction of vehicle.

One end in the middle of the vehicle frame 4 is equipped with a fixed fastening frame upper cover 18 and a fixed fastening frame lower cover 19 assembled jacket one, the two sides of the jacket one are provided with a rotating shaft inserted in the vehicle frame 4; The other end in the middle of the vehicle frame 4 is provided with a jacket two 23; the inner side of the jacket two 23 is uniformly equipped with a pulley 29. A jack 7 is installed on the slider 25 , and a lifting bracket 22 is connected between the jack 7 and the second jacket 23 , and the jack presser 6 is installed on the side of the jack 7 . Both jacket two 23 and jacket one can be opened and locked by fasteners.

A turntable 9 is installed on one side of the vehicle frame 4, a turntable motor 28 is connected below the turntable 9, and a triangular tower 12 is installed above, one end of the bottom end of the tower 12 is hinged on the turntable 9, and the other end is connected to the hydraulic cylinder. 14 above; the top of the triangular tower 12 is equipped with a pulley 11; the bottom of the tower 12 is equipped with a reel 13, and the side of the reel 13 is connected with a reel motor 10. A V-shaped wooden groove 40 is also installed between the jacket one and the jacket two 23 . Screw support feet 27 are installed below the turntable 9 . The vehicle frame 4 is also provided with a positioning hole 62 , and a ladder 61 is movably installed in the positioning hole 62 .

Based on the above-mentioned device, the present invention also provides a method for erecting electric grid poles, which is characterized in that it includes the following steps:

1) Move the overall vehicle frame 4 to the stacking position of the utility pole 17, and screw the screw feet 27 to touch the ground to make the vehicle body stable;

2) Use lifting rings 30 to cover both ends of the utility pole 17 that needs to be lifted, and tie the guy wire 31 on the ring 30, and fasten the guy wire 31 to the reel 13 after passing the guy pulley 11;

3) Start the reel motor 10 to drive the lower reel 13 to retract the pull wire 31 and then lift the utility pole 17 until it reaches a height higher than the vehicle frame 4 and stop. Raise and straighten the position close to the bed frame 4. At this time, the turntable motor 28 is running and working, and the utility pole 17 is moved to the top of the vehicle frame 4;

4) Fix the utility pole 17 in the first jacket and the second jacket 23, and move the car body to the utility pole pit;

5) Operate the jack presser 6 to raise the jack 7 to lift the jacket 23, and at the same time continuously rotate the screw hand wheel 2 to adjust the position of the jack 7 to adapt to the height of the jacket 2 23. During this process, the utility pole 17 With the first jacket as the center of the circle, the second jacket 23 rotates 90 degrees to erect the utility pole 17 so that the bottom enters the utility pole groove;

6) Fill and compact the pit of the utility pole, climb up through the ladder 61, open the jacket and the second jacket 23, so that the utility pole 17 loses the restraining sleeve, and the construction is completed.

In addition to the above-mentioned embodiments, the present invention can also have other implementations. All technical solutions formed by equivalent replacement or equivalent transformation fall within the scope of protection required by the present invention.

Claims (5)

1. electrical network electric pole erecting tools car, comprises vehicle frame (4), and described vehicle frame (4) below is provided with support (20), and wheel (21) is arranged on support (20), and described vehicle frame (4) front end is provided with universal wheel (3); It is characterized in that, described vehicle frame (4) both sides are provided with screw mandrel (16), and the slide block (25) controlling to slidably reciprocate on screw mandrel (16) by leading screw handwheel (2) is arranged on described screw mandrel (16); One end in the middle of described vehicle frame (4) is provided with the chuck one that fixing fastening frame upper cover (18) assembles with fixing fastening frame lower cover (19), and the both sides of described chuck one are provided with turning cylinder and insert in vehicle frame (4); The other end in the middle of described vehicle frame (4) is provided with chuck two (23); Described slide block (25) is provided with jack (7), is connected with hoisting bracket (22) between described jack (7) and chuck two (23), jack pressure hand (6) is arranged on the side of jack (7);

The side of described vehicle frame (4) is provided with rotating disk (9), described rotating disk (9) below is connected with rotary tray motor (28), top is provided with triangle pylon (12), and described pylon (12) one end, bottom is hinged on rotating disk (9), and the other end is connected to above hydraulic cylinder (14); Described triangle pylon (12) top is provided with pull wire pulley (11); Described pylon (12) bottom is provided with reel (13), and reel (13) side is connected with reel motor (10); Described vehicle frame (4) is also provided with locating hole (62), in described locating hole (62), is movably installed with cat ladder (61).

2. electrical network electric pole erecting tools car as claimed in claim 1, is characterized in that: described screw mandrel (16) both sides are laid with leading screw guide peg (15).

3. electrical network electric pole erecting tools car as claimed in claim 1, is characterized in that: described vehicle frame (4) both sides are provided with handlebar (5).

4. as the electrical network electric pole erecting tools car in claim 1-3 as described in any one, it is characterized in that: described chuck two (23) inner side is uniform is provided with pulley (29).

5. an electrical network electric pole erection construction method, is characterized in that, comprise the following steps:

1) unitized frame (4) is moved to the accumulation position of electric pole (17), and spiral leg (27) is threaded to kiss the earth makes car body steady;

2) utilize suspension ring (30) to be enclosed within electric pole (17) two ends needing lifting, and fasten bracing wire (31) at suspension ring (30), and by bracing wire (31) by setting fastening after pull wire pulley (11) on reel (13);

3) reel motor (10) is started drive lower mandrel member (13) pack up bracing wire (31) and then electric pole (17) is sling, the height reached higher than vehicle frame (4) stops, hydraulic cylinder (14) is pulled back past for A-frame (12), electric pole (17) is raised and the stretching position near bedstead (4), now rotary tray motor (28) operation, is transferred to the top of vehicle frame (4) by electric pole (17);

4) electric pole (17) is arranged on chuck one and chuck two (23) internal fixtion, and car body is transplanted on electric pole groove hole place;

5) operate jack pressure hand (6) jack (7) is risen thus promotes chuck two (23), constantly the position of rotating threaded shaft handwheel (2) adjustment jack (7) adapts to the elevated height of chuck two (23) simultaneously, in the process, electric pole (17) is with chuck one for the center of circle, and electric pole (17) is holded up and made to enter bottom it in electric pole groove hole by chuck two (23) 90-degree rotation;

6) to banket and closely knit to electric pole groove hole, swashed by cat ladder (61), open chuck and chuck two (23), make electric pole (17) lose about collar, construction completes.