CN102354931B - Hot-line insulation tool consisting of multifunctional components - Google Patents

Abstract

The invention discloses a group of multifunctional components in the field of transmission line maintenance to form an insulating tool for live work, including an insulating platform, an insulating interval and a lifting platform arranged in sequence from top to bottom; the insulating platform includes: an insulating pedal, a first support plate and a second support plate. Two support plates, the midpoint of the second support plate is pivotally connected to the central support shaft, the insulating platform is unfolded, and the constraint end of the second support plate is engaged with the first end of the first support plate , the gravity of the live operator is transmitted to the bottom surface of the foundation platform through the clamping connection between the first support plate and the second support plate, and the technical effect obtained is that it can safely lift the live operator to the working surface , carry out live work, and ensure the personal safety of live work personnel during live work.

Description

A group of multi-functional components constitute an insulating tool for live work

technical field

The invention relates to an insulating tool for live work composed of a group of multifunctional components in the field of power transmission line maintenance.

Background technique

With the rapid development of regional economy and large-scale urban construction in recent years, the demand for power load has continued to increase significantly. At the same time, users have put forward higher requirements for power quality, power outage time, frequency and reliability. For this reason, live construction work has been carried out to reduce the scope and duration of power outages and ensure that users' demand for power can be met.

At present, the live construction tools that can quickly reach the accident site are mainly 10kV insulated bucket trucks. However, due to the uncertainty of the accident location, sometimes the 10kV insulated bucket truck cannot reach the live work site. In narrow streets, In alleys, residential areas, farmland and other places, because 10kV insulated bucket trucks cannot enter, it is often impossible to carry out live work; even if they can enter, they often block traffic and cause adverse social reactions. At the same time, the 10kV insulated arm truck is expensive, and the number of equipment is limited, so it cannot be used for a long time.

When the insulated bucket truck cannot enter, because there are many cross-cuts and lead wires in the 10-110kV power line nail poles, cable climbing poles and between the poles, the central conductor of the 10-110kV power line is charged In the case of defect treatment and repair, the insulation platform cannot be installed, which affects the development of live work. When crossing or crossing live 10-110kV power lines, it is not only dangerous to build cross-line racks with moso bamboo, but also has a large workload and is not insulated

To sum up, there is an urgent need to develop a variety of modularized, standardized, time-saving, labor-saving, inexpensive, safe and reliable insulation tools for manned live work that adapt to the above-mentioned environment.

Contents of the invention

The object of the present invention is to overcome the deficiencies of the prior art, and provide a group of multifunctional components to form an insulating tool for live work, which is easy to install and occupies a small area. It can safely lift live workers to the live working position, carry out live work, and ensure the personal safety of live workers during live work.

A technical solution to achieve the above purpose is: a group of multi-functional components form a live work insulation tool, and the live work insulation tool includes an insulation platform, an insulation interval and a lifting platform arranged in sequence from top to bottom;

Described elevating platform comprises: two well-shaped frames arranged parallel to each other, inner brackets and hydraulic trolleys, the inner sides of two described well-shaped frames are oppositely provided with guide rails in a vertical direction to the bottom of the well-shaped frame, Pulleys are arranged on both sides of the hydraulic trolley, and the top surface of the hydraulic trolley is the installation plane for installing the inner bracket. The pulleys on both sides of the hydraulic trolley and the guide rail are engaged with each other. It is characterized in that:

The insulating platform includes a basic platform, an insulating pedal and a first support plate, and the insulating pedal and the first supporting plate are arranged in pairs on both sides of the horizontal horizontal direction of the basic platform;

The insulating pedal is pivotally connected to the top ends of the horizontal and lateral sides of the foundation platform through a rotating shaft;

The first end of the first support plate is pivotally connected to the bottom ends of the horizontal lateral sides of the foundation platform through a support shaft, and the second end of the first support plate is movably connected to the insulating pedal;

The base platform has a hollow structure in the middle, a central support shaft is arranged on the bottom surface of the hollow structure in the middle, the central support shaft is located in the middle of the horizontal direction of the bottom surface, and the central support shaft is parallel to the support shaft The insulating platform also includes a pair of second support plates, the midpoint of the second support plate is pivotally connected to the central support shaft, and the second support plate is along the central support shaft aligned;

The second support plate is divided into a constrained end and a free end,

The insulating platform is closed, the second supporting plate is kept horizontal, the insulating platform is unfolded, the restraining end of the second supporting plate is engaged with the first end of the first supporting plate, and the second supporting plate The free end of the plate is in contact with the bottom surface of the central hollow structure of the base platform.

Further, the inner sides of the two well-shaped frames of the lifting platform are provided with self-locking devices in pairs;

The self-locking device includes a fixed block, a grip, a return spring and a balance cable;

The fixed block is erected on the well-shaped frame along the horizontal direction of the well-shaped frame;

The first end of the gripper is pivotally connected to the fixed block through a rotating shaft, and the second end of the gripper is a notch composed of an upper gripping portion and a lower gripping portion;

The first end of the return spring is connected to the lower grip part of the notch, and the second end of the return spring is connected to the well-tac-toe frame below the fixed block;

The first end of the balance cable is connected to the upper grip part of the notch, and the second end of the balance cable hangs down naturally after bypassing the pulley on the well-tac-toe frame fixed above the fixed block;

When the self-locking device is balanced, the grip is inclined to the horizontal plane,

When the self-locking device is locked, the handle is parallel to the horizontal plane.

Still further, when the self-locking device is unlocked, the handle is perpendicular to the horizontal plane.

Still further, the fixed block on the self-locking device is erected on the longitudinal horizontal beam of the well-shaped frame along the horizontal and transverse direction of the well-shaped frame.

Still further, the second end of the return spring on the self-locking device is connected to the column of the well-tac-toe frame under the fixed block.

Still further, the pulley on the self-locking device is fixed on the horizontal horizontal beam of the well-shaped frame or the longitudinal horizontal beam of the well-shaped frame.

Further, the insulation pedal of the insulation platform is provided with a guide rail groove perpendicular to the rotation axis; the second end of the first support plate is movably connected with the guide rail groove through a moving shaft.

Adopt the technical solution of a group of multi-functional components of the present invention to form an insulating tool for live work, that is, an insulating interval and an insulating platform are set on the top of the lifting platform, and the insulating platform passes through the first end of the first support plate and the second support plate The clamping connection between the restraining ends of the base plate and the contact of the second support plate with the bottom surface of the hollow structure in the middle of the foundation platform transmits the gravity of the live operator to the bottom surface of the foundation platform, and the technical effect is that it can safely The live working personnel are lifted to the working position of live working, carry out live working, and ensure the personal safety of the live working personnel during the live working process.

Description of drawings

Fig. 1 is the overall structure schematic diagram that a group of multi-functional components of the present invention form live working insulation tool;

Figure 2a is a schematic diagram of the unfolded structure of an insulation platform composed of a group of multifunctional components of the present invention to form an insulation tool for live work;

Fig. 2b is a schematic diagram of the close-up structure of an insulating platform composed of a group of multifunctional components of the present invention to form an insulating tool for live work;

Fig. 2c is a schematic diagram of the stress on the insulating platform of a live working insulating tool composed of a group of multifunctional components of the present invention;

Fig. 3 is a schematic diagram of the end structure of the insulating support rod on the rainy day insulating interval of a group of multifunctional components of the present invention composed of live working insulating tools;

Fig. 4 is a structural schematic diagram of a fine-tuning lifting mechanism composed of a group of multifunctional components of the present invention to form an insulating tool for live work

Fig. 5a is a structural schematic diagram of a self-locking device on a lifting platform composed of a group of multifunctional components of the present invention before the installation of the inner bracket;

Figure 5b is a schematic diagram of the position of the gripper in the locked state of a self-locking device on a lifting platform composed of a group of multifunctional components of the present invention before the inner bracket is installed; Figure 5c is a group of multifunctional components of the present invention before the inner bracket is installed Schematic diagram of the position of the gripper in the unlocked state of the self-locking device on the lifting platform of the insulating tool for live working composed of functional components;

Fig. 6 is a schematic view of the structure of a lifting platform composed of a group of multifunctional components of the present invention, which is an insulating tool for live work, before the inner bracket is installed

Fig. 7a is a schematic diagram of the inner bracket structure of a lifting platform composed of a group of multifunctional components of the present invention for live working insulation tools;

Fig. 7b is a side view of a single-section inner support structure of a lifting platform composed of a group of multifunctional components of the present invention for live working insulation tools;

Fig. 8 is a structural schematic diagram of a hydraulic trolley composed of a group of multifunctional components of the present invention to form a lifting platform for live working insulation tools

Fig. 9 is a three-dimensional structural view of a group of multifunctional components of the present invention to form an insulating tool for live work.

Detailed ways

Please refer to Fig. 1 to Fig. 9, in order to better understand the technical solution of the present invention, the following will be described in detail through specific embodiments and in conjunction with the figures:

Please refer to Fig. 1, Fig. 1 is that a group of multi-functional components of the present invention form live working insulating tool, described live working insulating tool comprises insulating platform 1 from top to bottom, insulating interval 2, fine-tuning lifting mechanism 3 and lifting platform, wherein The insulation interval 2 and the fine-tuning lifting mechanism 3 are prior art, and the fine-tuning lifting mechanism 3 is an unnecessary component;

Please refer to Fig. 2 a and Fig. 2 b, the insulation platform 1 of live working insulation tool of the present invention comprises base platform 11, insulation pedal 12, first support plate 13 and second support plate 14, wherein said insulation pedal 12, first support The boards 13 are arranged in pairs on both horizontal and lateral sides of the foundation platform 11;

The insulating pedal 12 is pivotally connected to the top ends of the horizontal and lateral sides of the foundation platform 11 through a rotating shaft 15;

The first end of the first support plate 13 is pivotally connected to the bottom ends of the horizontal lateral sides of the foundation platform 11 through the support shaft 16, and the second end of the first support plate 13 is movably connected to the insulating pedal 12 ;

The flexible connection between the second end of the first support plate 13 and the flexible connection of the insulating pedal 12 can be realized in this way: the insulating pedal 12 is provided with a guide rail groove 18 perpendicular to the rotating shaft 15; The second end of the first support plate 13 is movably connected with the guide rail groove 18 through a moving shaft 19 , that is, the moving shaft 19 can slide in the guide rail groove 18 along the axial direction of the guide rail groove 18 .

The insulating platform 1 is closed, and the moving shaft 19 slides to the side of the guide rail groove 18 close to the rotating shaft 15; the insulating platform 1 is unfolded, and the moving shaft 19 slides on the guiding rail groove 18 away from the rotating shaft 15 side.

The base platform 11 has a hollow structure in the middle, the bottom surface of the hollow structure in the middle is provided with a central support shaft 17, the central support shaft 17 is located in the middle of the horizontal direction of the bottom surface, and the central support shaft 17 is parallel to the support shaft 16;

The second support plates 14 of the insulating platform 1 are also provided in pairs, and the midpoints of the second support plates 14 are pivotally connected to the central support shaft 17, and the second support plates 14 are arranged along the The axial arrangement of the central support shaft 17;

The second supporting plate 14 is divided into a constraining end and a free end, the insulating platform 1 is closed, and the second supporting plate 14 remains horizontal; the insulating platform 1 is unfolded, and the constraining end of the second supporting plate 14 is connected The first ends of the first support plates 13 are engaged with each other, and the free ends of the second support plates 14 are in contact with the bottom surface of the hollow structure in the middle of the foundation platform 11 .

The purpose of this design is to connect the first end of the first support plate 13 with the constrained end of the second support plate 14 and the contact between the free end of the second support plate 14 and the bottom surface of the hollow structure in the middle of the foundation platform 11. The weight of the person on the insulating pedal 12 is transmitted to the foundation platform 11, ensuring the stability of the center of gravity of the insulating platform 1, and no rollover during use, thus ensuring the personal safety of the operators.

In order to ensure that when the insulating platform 1 is unfolded, the binding end of the second support plate 14 and the first end of the first support plate 13 can be correctly clamped, the insulating platform 1 is closed, and the first end of the first support plate 13 is closed. While the two support plates 14 are kept horizontal, two of the second support plates 14 in the paired second support plates 14 should also be respectively connected with the first support plates 13 of the first support plates 13 on both sides of the foundation platform 11. contact between the terminals.

In Fig. 2a, the insulating platform 1 is unfolded, the binding end of the second support plate 14 on the front side is engaged with the first end of the first support plate 13 on the right side of the base platform 11, and the first end of the first support plate 13 on the right side of the base platform 11 is engaged. The constraining ends of the two support plates 14 are engaged with the first end of the first support plate 13 on the left side of the foundation platform 11 . In Fig. 2b, the insulating platform 1 is closed, the restraining end of the second support plate 14 on the front side is in contact with the first end of the first support plate 13 on the right side of the base platform 11, and the second support plate 13 on the rear side The constraining end of the support plate 14 is in contact with the first end of the first support plate 13 located on the left side of the foundation platform 11 .

In order to further ensure the personal safety of live workers, several central support holes 110 are arranged on the top surface of the insulating pedal 12 of the insulating platform 1. Please refer to FIG. A total of eight central support holes 110 are provided on the top to install guardrails. The vertical rods 111 of the guardrails are plugged into the central support holes 110 on the top surface of the insulating pedal 12. The surrounding bars 112 of the guardrails The T-shaped three-way pipe 113 and the corner three-way pipe 114 are connected to the vertical bar 111. After the installation of the fence is completed, the personal safety of the workers is further guaranteed.

The insulation platform 1 of the live working platform on the pole composed of a group of multifunctional components of the present invention is illustrated below by FIG. 2c. FIG. 2c only uses the insulation pedal 12, the first support plate 13, Taking the second support plate 14 as an example, the principle will be described.

Live workers stand on the insulating pedal 12, and apply their own gravity G on the insulating pedal 12, and then the insulating pedal 12 transmits the gravity G to the second end of the first support plate 13, in order to maintain and support The moment balance of the first support plate 13 centered on the axis 16, the first end of the first support plate 13 is subjected to a downward force F1, the downward force F1 comes from the restraint end of the second support plate 14, and the second support The constraint end of the plate 14 is also subjected to the reaction force of the downward force F1, which is the elastic force N1; in order to maintain the balance of the moment of the second support plate 14 centered on the central support shaft 17, the second support plate 14 The free end is also subjected to another upward elastic force N2. Since the free end of the second support plate 14 is in contact with the bottom surface of the hollow structure in the middle of the base platform 11, the forcer of the elastic force N2 is the base platform 11. Correspondingly, the bottom surface of the base platform 11 is also subjected to the reaction force of the elastic force N2, and the reaction force is the downward force F. To sum up, through the transmission of the lever structure of the first support plate 13 and the second support plate 14, the gravity G of the live operator is transmitted to the foundation platform 11, and becomes the downward force F on the foundation platform 11, thus the The center of gravity of the insulating platform 1 can be kept stable, thereby ensuring the personal safety of live working personnel.

At the same time, in order to ensure that the insulating platform can pass through the phases safely, its size is also particular. For example, the distance between the two phases of the current 10kV power supply line is 60cm, so the insulation platform 1 is closed, the top surface size of the insulation platform 1 is 60 × 40cm, the insulation platform 1 is unfolded, and the top surface size of the insulation platform is It is 60×180cm. When performing live operation on power supply lines of other specifications, the size of the insulating platform can be adjusted accordingly.

Please refer to Fig. 1, a group of multifunctional components of the present invention form on the insulating tool for live work, what is positioned at the below of described insulating platform 1 is insulating spacer 2, and described insulating spacer 2 is existing technology, and described insulating spacer 2 It is composed of two glass fiber laminated boards 21 arranged in parallel and an insulating support rod 22 arranged between the two glass fiber laminated boards 21 .

The insulation interval 2 is divided into common insulation interval and rainy day insulation interval.

The pole-operated tool in Figure 1 uses a rain-weather insulation interval. Please refer to Fig. 3, please refer to Fig. 3, the insulating support bar 22 of described rainy weather insulating interval comprises glass fiber rod 221 and the silicone rubber sleeve 222 that is positioned at described glass fiber rod 221 outer circle, wherein said glass fiber rod 221 is solid The insulating support rod 22 can be fixed between the glass fiber laminate 21 through the following technical means: the end of the glass fiber rod 221 is sleeved with an aluminum alloy jacket 223, and the aluminum alloy jacket 223 is Bolt holes are set, and an aluminum alloy inner sleeve 224 with a Huff structure is embedded between the solid glass fiber rod 221 and the aluminum alloy outer sleeve 223, so that the bottom surface of the aluminum alloy inner sleeve 224 is in contact with the glass fiber rod The end faces of 221 are parallel. When the insulating support rod 22 is fixed to the fiberglass laminate 21, as the bolts are tightened in the bolt holes on the aluminum alloy outer casing 223, the aluminum alloy inner sleeve 224 is blocked by the fiberglass laminate 21, Keep still in the axial direction, and the aluminum alloy outer casing 223 moves toward the end of the glass fiber rod 221 in the axial direction, and the inner wall slope of the aluminum alloy outer casing 223 and the outer wall slope of the aluminum alloy inner casing 224 are relatively displaced, thereby The aluminum alloy inner sleeve 224 is tightly wrapped on the glass fiber rod 221, so that the aluminum alloy outer sleeve 223, the aluminum alloy inner sleeve 224 and the insulating support rod 221 become an organic whole, so that the mechanical strength of the insulating interval 2 can be improved, It will not damage the electrical insulation performance of the glass fiber rod 221 and meet the requirements of the use environment.

The insulating support bar 22 in the common insulating space is also a glass fiber rod 221, but in order to reduce the quality of the insulating space, the glass fiber rod 221 is usually hollow, and the outer ring of the glass fiber rod 221 may not A silicon rubber sleeve 222 is provided, and the two ends of the glass fiber rod 221 are provided with the aluminum alloy outer sleeve 223 and the aluminum alloy inner sleeve 224 according to the same method as the insulation interval in rainy days, and are fixed with the glass fiber laminate 21 .

The insulation interval 2 can be directly arranged on the hoop platform 4 on the pole, but in order to further meet the requirements of live workers to reach a specified height, a Fine-tune the lifting mechanism 3.

The insulation interval 2 can be directly arranged on the top of the lifting platform of the insulation tool for live work between the poles, but in order to further meet the requirements of the live workers to reach the specified height, so between the insulation interval 2 and the top of the lifting platform Fine-tuning lifting mechanism 3 is set between, and this fine-tuning lifting mechanism 3 is also prior art.

Please refer to FIG. 4 , the fine-tuning elevating mechanism 3 includes two upper lamination plates, a lower lamination plate, a pair of first connecting rods 331 and a pair of second connecting rods 332 arranged in parallel up and down. The midpoint of the first connecting rod 331 and the midpoint of the second connecting rod 332 are pivoted together through the rotating shaft 36 to form an X-shaped bracket 33; end;

On the X-shaped bracket 33, the first end of the first connecting rod 331 is pivotally connected to the top surface of the lower laminate, and the second end of the first connecting rod 331 is connected to the bottom surface of the upper laminate. The guide shaft 34 is movably connected;

The first end of the second connecting rod 332 is pivotally connected to the bottom surface of the upper laminate, and the second end of the second connecting rod 332 is movably connected to the screw rod 32 arranged on the top surface of the lower laminate;

The screw mandrel 32 is connected to a gear box 35, and a rotating handle 31 is arranged on the gear box 35. By turning the handle 31, the gear box 35 drives the screw mandrel 32 to move, thereby completing the lifting operation of the fine-tuning lifting mechanism 3 .

Described elevating platform comprises two two well-shaped frames 5 that are arranged parallel to each other and inner support 6 and hydraulic trolley 7, the inner side of two described well-shaped frames 5 is paired and oppositely set vertical guide rail 56 to described The bottom end of well-shaped frame 5, described hydraulic trolley 7 both sides are provided with pulley 73, and the top surface of described hydraulic trolley 7 is the installation plane that inner support 6 is installed, the pulley 73 of described hydraulic trolley 7 both sides and described guide rail 56 are engaged with each other, so that the hydraulic trolley 7 can slide vertically along the guide rail 56 . The hydraulic trolley 7 is arranged between the two guide rails 56 at the inner bottom ends of the two well-shaped frames 5 through the pulleys 73 on both sides of the hydraulic trolley 7 . The top surface of the hydraulic trolley 7 is an installation plane for installing the inner bracket 6, and the inner bracket 6 is made of aluminum alloy, or other materials. In the vertical direction, the columns 63 of the inner bracket 6 of each section are connected by a stainless steel connector 64, and the first section of the inner bracket 6, that is, the top of the inner bracket 6 of the top section is installed by a fine-tuning lifting mechanism 3, Insulation spacer 2 and insulating platform 1 form the integral body, wherein fine-tuning elevating mechanism 3 is unnecessary component, and the above content about elevating platform is all prior art.

Compared with the prior art, the present invention sets self-locking devices 4 in pairs opposite to each other on the inner side of the well-shaped frame 5, please refer to Fig. 5a to Fig. 5c, Fig. 5a is a group of multifunctional components of the present invention to form live working Schematic diagram of the structure of the self-locking device 4 of the lifting platform of the insulating tool.

Described self-locking device 4 comprises fixed block 41, grab handle 42, back-moving spring 43 and balance rope 44; The first end of the handle 42 is pivotally connected to the fixed block 41 through the rotating shaft 45, and the second end of the handle 42 is a notch 421 composed of an upper grip part and a lower grip part; The first end of the return spring 43 is connected to the lower grip of the notch 421, and the second end of the return spring 43 is connected to the well-tac-toe frame below the fixed block 41; the balance cable 44 The first end of the balance cable 44 is connected to the upper gripping portion of the notch 421 , and the second end of the balance cable 44 hangs down naturally after bypassing the pulley 46 fixed on the tic-tac-toe frame 5 above the fixed block 41 .

In actual use, the fixed block 41 is erected on the longitudinal horizontal beam of the well-shaped frame along the horizontal direction of the well-shaped frame 5; the second end of the back-moving spring 43 is generally fixed on On the column 51 of the well-shaped frame 5 below the fixed block 41; the pulley 46 is generally fixed on the horizontal horizontal beam 52 or the longitudinal horizontal beam 53 of the well-shaped frame 5 above the fixed block 41; design like this The purpose is to increase the structural strength of the self-locking device 4 .

In Fig. 5a, the self-locking device 4 is in a balanced state, the pulling force generated by the balance cable 44 is equal to the pulling moment generated by the return spring 43, and the handle 42 is inclined to the horizontal plane. The position at must ensure that the longitudinal horizontal beam 61 on the inner bracket 6 on the lifting platform can slide into the notch 421 of the gripper 42 .

Please refer to Fig. 5b, the self-locking device 4 is in a locked state, at this time, the handle 42 is parallel to the horizontal plane, and the longitudinal horizontal beam 61 of the inner bracket 6 of the lifting platform is supported by the notch 421 of the handle 42, The inner support 6 no longer falls.

The self-locking device 4 in Fig. 5c is in an unlocked state, and now the grip 42 is perpendicular to the horizontal plane, so that the inner support 6 is not blocked by the grip 42 of the self-locking device 4 during the falling process, but the grip 42 being perpendicular to the horizontal plane is not a necessary condition, as long as the inner bracket 6 is not blocked by the handle 42 of the self-locking device 4 during the falling process when the self-operating device 4 is in the unlocked state. The purpose of setting the balance cable 44 in the present invention is to pull the handle 42 to the unlocked position in the process of dismounting the inner bracket 6, so as to ensure that the inner bracket 6 can be locked on the two grippers of the self-locking device arranged in pairs. When falling in the space between 42, it is not blocked by the gripper 42 of the self-locking device 4 during the falling process, so the balance cable 44 is a necessary part.

Taking Fig. 6, Fig. 7, Fig. 7b, Fig. 8 and Fig. 9 as examples below, the method of using a group of multifunctional components of the present invention to form live working insulating tools is described. A group of multi-functional components form the bottom plane of the lifting platform of the live working insulation tool and place it horizontally, and set up the well-shaped frame 5 of the lifting platform at the corresponding position, and the horizontal adjustment screw 57 is set on the bottom surface of the well-shaped frame 5 to adjust the Adjust screw 57 horizontally, make described well-shaped frame 5 to vertical state, and described well-shaped frame 5 is fixed, generally adopt the form of diagonal brace 54 to fix described well-shaped frame 5 in actual use, then in two A hydraulic trolley 7 is arranged between the parallel well-shaped frames 5, and the pulley 73 of the hydraulic trolley 7 is clamped on the guide rail 56 at the bottom of the well-shaped frame, and the hydraulic trolley 7 can carry out vertical direction along the guide rail 56. The sliding of the insulation platform 1, the insulation interval 2, the fine-tuning lifting mechanism 3 and the inner bracket 6 are lifted. At this time, the self-locking device 4 on the well 5 is in a balanced state. In order to fix the well-tac-toe frame 5, a fixed beam 55 is also arranged between the two well-tac-toe frames 5. As shown in Figure 6.

Put the assembled insulation platform 1, insulation interval 2, fine-tuning lifting mechanism 3 and a section of inner bracket 6 as a whole (not shown in Figure 6) directly on the installation plane of the hydraulic trolley 7, and use your feet to step on the The operating lever 71 of the hydraulic trolley 7 makes the guide rail 56 of the hydraulic trolley 7 slide upward. The longitudinal horizontal beam 61 of the inner support 6 produces an upward thrust to the gripper 42 of the self-locking device 4, which destroys the original moment balance of the gripper 42 of the self-locking device 4, and the distance between the gripper 42 and the horizontal plane The included angle increases, so that the longitudinal horizontal beam 61 of the inner bracket 6 passes over the handle 42 of the self-locking device 4 . At this time, the hydraulic trolley 7 no longer rises, and the hydraulic control valve 72 of the hydraulic trolley 7 is released, so that the hydraulic trolley 7 descends to the bottom along the guide rail 56 . And the gripper 42 on the self-locking device 4 returns to the equilibrium position under the effect of the pulling force of the back-moving spring 43, and the longitudinal horizontal crossbeam 61 of the inner support falls into the gripper of the self-locking device 4 during the falling process of the inner support 6 In the notch 421 of 42, the handle 42 under the action of the gravity of the inner bracket 6 and above, makes the handle 42 of the self-locking device 4 reach the locked position, and the handle 42 of the self-locking device 4 Under the supporting effect of the notch 421 of the inner bracket 6 on the longitudinal horizontal crossbeam 61, the inner bracket 6 and the above parts no longer descend. An open space has just been formed between the bottom of the inner support 6 and the installation plane of the hydraulic trolley 7 like this, and the height of this space is greater than the height of a joint inner support 6 . Then put into the second joint interior support 6, make the installation plane of described hydraulic trolley 7 rise with the same method. When the upper and lower joints of the inner brackets 6 were in contact, the hydraulic trolley 7 remained stationary. Then fast the column 63 of the upper and lower two joints inner support 6 is fixed with stainless steel connector 64. Then the hydraulic trolley 7 continues to rise. When the longitudinal horizontal beam 61 of the second inner support 6 crosses the handle 42 of the self-locking device 4, the hydraulic trolley 7 is no longer raised, but the hydraulic adjustment of the hydraulic trolley 7 is released by hand. The valve 72 makes the hydraulic trolley 7 drop to the bottom, and the handle 42 of the self-locking device 4 supports the longitudinal horizontal beam 61 of the second inner bracket 6 . Then put into the third section inner support 6. The following operation sequence can refer to the steps of installing the inner bracket 6 in the first two sections. Until the insulating platform 1 is raised to the height required for construction, and the bottom of the inner support 6 at the bottom end is fixed, as shown in FIG. 1 . The currently commonly used fixing method is to set a fixed block between the installation plane of the hydraulic trolley 7 and the bottom surface of the inner support 6 at the bottom end. Then, the operator can climb onto the insulating platform 1 along the steps 62 of the inner support 6 .

When dismantling, first unclamp the solid fixation at the bottom of the inner support 6 at the bottom end, and then step on the operating lever 71 of the hydraulic trolley 7 to make the hydraulic trolley 7 lift the inner support 6 upwards. When the longitudinal horizontal crossbeam 61 of the inner support 6 at the bottom end is enough to reset the grab handle 42 of the self-locking device 4, that is, when the self-locking device 4 is in a balanced state, pull the balance cable 44 to make the self-locking device 4 The device 4 reaches the unlocked state, that is, the falling of the inner support 6 is not blocked by the gripper 42 of the self-locking device 4 during the falling process, and then the hydraulic control valve 72 of the hydraulic trolley 7 is released to make the insulating platform 1, insulating The overall whereabouts of interval 2, fine-tuning elevating mechanism 3 and inner support 6 composition. When the horizontal longitudinal horizontal beam 61 of the bottom second inner support 6 is supported by the gripper 42 of the self-locking device 44, the hydraulic trolley 7 remains stationary, and the stainless steel connector 64 is opened, and the hydraulic trolley 7 and the last inner support 6 Continue to descend to the bottom, just can take out last joint inner bracket 6. By analogy, until the top first joint inner support 6, i.e. the first joint inner support 6 is disassembled, at this moment the insulating platform 1, the insulating interval 2, the fine-tuning lifting mechanism 3, etc. can be removed together to complete the disassembly.

During the actual operation process, in the process of installing the inner bracket 6, in order to ensure that the inner bracket 6 rises vertically and steadily, when the inner bracket 6 described in the first section is installed, the four columns 63 of the inner bracket 6 described in the first section The wind ropes are arranged respectively, and along with the jacking up of the inner support 6 for the insulation platform 1, the insulation interval 2 and the fine-tuning lifting mechanism 3, the inner support 6 rises every 5-6 meters, and the inner support 6 at the bottom section On the four uprights 63 of the four columns 63, a wind rope is set respectively until the insulating platform 1 is raised to the height required for construction, and every road wind rope is bound with the bottom of the well-shaped frame 5. In the dismounting process, before loosening the fixing of the bottom of the inner support 6 at the bottom end, at first loosen the binding of each road wind rope and the well-tac-toe frame 5.

Please refer to Fig. 9, the opposite inner side of two parallel well-tac-toe frames 5 in Fig. 9, along the axial direction of the horizontal longitudinal horizontal beam 53 of said well-tac-toe frame 5, several pairs of self-locking devices are arranged, simultaneously, in said well-tac-toe frame 5 Some pairs of self-locking devices are also arranged on the opposite inner sides of two parallel well-shaped frames 5, and the vertical distance between every two pairs of self-locking devices is an integer multiple of the length in the vertical direction of the single-section interior support 6. The purpose of this design is to increase the strength and stability of the lifting platform structure.

Simultaneously, in order to make a group of multifunctional components of the present invention form the insulating platform 1 of the insulating tool for live work to pass through more and more safely, reduce the quality simultaneously, adopt insulating materials such as rectangular glass fiber tubes, glass fiber rods and glass fiber laminated boards as basic The material is assembled through inlaying and hole shaft connection technology. Of course, the insulating platform 1 can also be made of other insulating materials. On the insulating platform 1, six rail grooves 18 perpendicular to the rotating shaft 15 are arranged on the insulating pedal 12, and the material of the rail grooves 18 is nylon; Six pairs of first support plates 13 and second support plates 14 are provided in the axial direction, and the second end of the first support plate 13 is movably connected with the insulating pedal 12 through a moving shaft 19 . Wherein the material of the first support plate 13 and the second support plate 14 is glass fiber tube or glass fiber rod, and the base platform 11 is made of two glass fiber laminated boards arranged in parallel and four A glass fiber tube or a glass fiber rod forms the hollow structure in the middle of the foundation platform 11 . The purpose of arranging multiple pairs of first support plates 13 and second support plates 14 in the axial direction of the central support shaft 17 on the insulating platform 1 is to enhance the structural strength of the unfolded insulating platform for live work. Certainly, the quantity of the guide rail groove 18, the first support plate 13 and the second support plate 14 can be adjusted according to the requirements for the strength of the insulating platform.

Those of ordinary skill in the art should recognize that the above embodiments are only used to illustrate the present invention, rather than as a limitation to the present invention, as long as within the scope of the spirit of the present invention, the above-described embodiments Changes and modifications will fall within the scope of the claims of the present invention.

Claims (7)

1. one group of multifunctional component is formed the live line working insulating tool, and described live line working insulating tool comprises the hoistable platform that sets gradually from bottom to up, insulation gap (2) and insulated platform (1);

Described hoistable platform comprises: two the well cabinet frames (5) that are arranged in parallel, inner support (6) and hydraulic trolley (7), the inboard guide rail (56) of vertical direction that arranges in opposite directions in pairs of two described well cabinet frames (5) is to the bottom of described well cabinet frame (5), described hydraulic trolley (7) both sides arrange pulley (73), the end face of described hydraulic trolley (7) is the mounting plane that inner support (6) is installed, the pulley (73) of described hydraulic trolley (7) both sides and described guide rail (56) clamping mutually is characterized in that:

Described insulated platform (1) comprises basic platform (11), and insulation footboard (12) and first supporting bracket (13), described insulation footboard (12) and first supporting bracket (13) are to arrange in pairs in described basic platform (11) horizontal cross both sides;

Described insulation footboard (12) is articulated in the top of described basic platform (11) horizontal cross both sides by rotating shaft (15);

First end of described first supporting bracket (13) is articulated in the bottom of described basic platform (11) horizontal cross both sides by back shaft (16), and second end of described first supporting bracket (13) and described insulation footboard (12) flexibly connect;

Described basic platform (11) has the middle part engraved structure, in the bottom surface of described middle part engraved structure central support shaft (17) is set, described central support shaft (17) is positioned at the middle part of the horizontal cross of described bottom surface, and described central support shaft (17) is parallel to described back shaft (16); Described insulated platform (1) also comprises second supporting bracket (14) of paired setting, and the mid point of described second supporting bracket (14) is articulated on the described central support shaft (17), and described second supporting bracket (14) is along described central support shaft (17) axially-aligned;

Described second supporting bracket (14) is divided into restrained end and free end,

Described insulated platform (1) closes up, described second supporting bracket (14) maintenance level, described insulated platform (1) launches, and the mutual clamping of first end of the restrained end of described second supporting bracket (14) and described first supporting bracket (13), the free end of described second supporting bracket (14) contacts with the bottom surface of the middle part engraved structure of described basic platform (11).

2. live line working insulating tool according to claim 1, it is characterized in that: the inboard of two well cabinet frames (5) of described hoistable platform arranges self-locking device (4) in pairs in opposite directions;

Described self-locking device (4) comprises fixed stop (41), handgrip (42), back-moving spring (43) and tail rope (44);

Described fixed stop (41) is erected on the described well cabinet frame (5) along the horizontal cross of described well cabinet frame (5);

First end of described handgrip (42) is articulated on the described fixed stop (41) by rotation axis (45), the recess (421) that grasping part and following grasping part were formed on second end of described handgrip (42) was served as reasons;

First end of described back-moving spring (43) connects the following grasping part of described recess (421), and second end of described back-moving spring (43) is connected on the well cabinet frame (5) of described fixed stop (41) below;

First end of described tail rope (44) connects the last grasping part of described recess (421), and pulley (46) back that second end of described tail rope (44) is walked around on the well cabinet frame (5) that is fixed in described fixed stop (41) top is sagging naturally;

During described self-locking device balance, described handgrip (42) tilts with horizontal plane,

During described self-locking device locking, described handgrip (42) is parallel with horizontal plane.

3. live line working insulating tool according to claim 2 is characterized in that: during described self-locking device (4) release, described handgrip (42) is perpendicular with horizontal plane.

4. live line working insulating tool according to claim 2, it is characterized in that: the described fixed stop (41) on the described self-locking device (4) is erected on the vertical equity crossbeam (53) of described well cabinet frame (5) along the horizontal cross of described well cabinet frame (5).

5. live line working insulating tool according to claim 2 is characterized in that: second end of the described back-moving spring (43) on the described self-locking device (4) is connected on the column (51) of well cabinet frame (5) of described fixed stop (41) below.

6. live line working insulating tool according to claim 2 is characterized in that: the pulley (46) on the described self-locking device (4) is fixed on the vertical equity crossbeam (53) of the transverse horizontal crossbeam (52) of described well cabinet frame (5) or described well cabinet frame.

7. according to any described live line working insulating tool in the claim 1 to 6, it is characterized in that: the insulation footboard (12) of described insulated platform (1) is gone up the guide-track groove (18) vertical with described rotating shaft (15) is set; Second end of described first supporting bracket (13) flexibly connects by shifting axle (19) and described guide-track groove (18).

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