CN204046050U - A kind of multi-function chain type anchor ear - Google Patents

Abstract

The utility model discloses a multifunctional chain hoop, which comprises a chain hoop wound on an electric pole and a conveying and lifting mechanism matched with the chain hoop; one end of the chain hoop is fixed on a The hanging plate or the angle connecting lever of the hoisting point of the lifting mechanism is connected with the hoop hook installed on the hanging plate or the angle connecting lever at the other end. The utility model adopts a chain hoop, wraps the chain hoop on the utility pole, and fixes the two ends of the chain hoop by using the hanging plate as the hanging point or the angle connecting lever and the hoop hook, and cooperates with the transportation and transportation. The lifting mechanism realizes the functions of conveying and lifting objects during the installation and maintenance of power transmission and transformation lines, and improves work efficiency and work quality.

Description

A multifunctional chain hoop

technical field

The utility model belongs to the technical field of installation and maintenance of power systems, in particular to a multifunctional chain hoop.

Background technique

With the development of transmission lines and power grids, electricity consumption by residents and industrial and mining enterprises has become the primary part of power demand, and large and medium-sized power equipment such as power equipment, transmission, distribution, and transformation projects, as well as line maintenance, maintenance, etc. The demand increases, and the reliability requirements of electrical equipment in the power system are getting higher and higher. The increase in the number of operations of power equipment due to power outages and restorations may lead to negative impacts on safety production and personal injury due to long power outages and fatigue operations in power transmission engineering installations. Therefore, in order to ensure the installation and construction quality of personnel operations, it is necessary to use scientific operation modes and new construction inspection methods to ensure personal safety and equipment operation reliability, so that when the main equipment of the grid operation fails or is defective, it can be repaired in time Complementary measures to improve construction time and equipment life in operation.

In the construction of power transmission lines, there are long-distance installation and construction of new lines, installation and renovation of old lines and old equipment, and cross-stretching construction across various obstacles and manual handling operations in special areas are often encountered. construction. Due to the variety of obstacles crossed by power lines, there are various power lines, communication lines, roads, railways, houses, etc., and the crossing points are complex, which brings great safety hazards to the construction of crossing wires, and the construction site ground anchor burying work High difficulty. For example, accidents during construction may lead to long-term power outages across power lines, interruption of railway transportation, and even serious personal safety hazards.

Utility model content

The purpose of the utility model is to overcome the above-mentioned shortcomings of the prior art, and provide a multi-functional chain hoop, which can effectively convert mechanical energy into power energy, and the construction effect is relatively standardized, ensuring the operation quality and improving the working efficiency. efficiency.

In order to achieve the above purpose, the technical solution adopted by the utility model is: including a chain hoop wound on the utility pole and a conveying and lifting mechanism matched with the chain hoop; one end of the chain hoop is fixed on the It is connected with the hanging plate or the angle connecting plate of the hoisting point of the lifting mechanism, and the other end is connected with the hoop hook installed on the hanging plate or the angle connecting plate.

The part of the chain hoop that connects with the utility pole is covered with a rubber sleeve.

The rubber sleeve has a rectangular structure, and a pair of working surfaces on its inner wall are provided with wear-resistant spring liners.

A working platform is also installed on the utility pole, and the working platform is fixed on the utility pole through a hanging plate and a chain hoop, and several hanging rings are arranged on the working platform.

The conveying and lifting mechanism includes a bracket and a wire rope winding wheel installed on the bracket for winding the wire rope. One end of the wire rope is wound on the wire rope winding wheel, and the other end is bypassed and installed on the utility pole as a chain-type suspension point. The hoop is used to hang the lifting object at the lower end; the input end of the wire rope winding wheel is connected to the output end of the gearbox, and the input end of the gearbox is connected to the first safety coupling that cuts off the power when overloaded. The first safety coupling The input end is connected with a motor as an automatic power source or as a rotary handle as a manual power source.

The bracket includes a platform on the top for installing the screw-in mechanism and the conveying and lifting mechanism, and the bottom of the platform is provided with four supporting legs with several sections of plug-in structure, and the lower ends of the supporting legs are connected with active legs; A cross bracket is also arranged between the legs, and a suspension ring for hanging a pulley or an accessory is arranged on the cross bracket.

The gear box is provided with a stop pin that prevents the wire rope winding wheel from reversing and enables the lifting object to hover at any point in the lifting stroke.

Compared with the prior art, the utility model has the following beneficial effects:

The utility model adopts the chain hoop, wraps the chain hoop on the utility pole, and fixes the two ends of the chain hoop by using the hanging plate as the hanging point or the angle connecting wrench and the hoop hook, and cooperates with the transportation and transportation. The lifting mechanism realizes the functions of conveying and lifting objects during the installation and maintenance of power transmission and transformation lines, and improves work efficiency and work quality. The utility model adopts the chain hoop to replace all the functions of the original fixed hoop, and at the same time binds and fixes it securely through fixed-point positions in special areas such as any pile body, pole tower, etc., and can form a hanging point and a fixed point in the working area to complete it. Meet safety requirements and standards in the work area.

Further, the conveying and lifting mechanism of the utility model adopts a motor and a gear box to drive the wire rope winding wheel, and then the wire rope bypasses the hanging ring on the hanging plate or the angle connecting lever to realize the hoisting of the object, mainly responsible for the hoisting of electrical equipment and fittings And dismantling, rescue etc.; The utility model installs hanging point and fixed support on the pole on the convenient pole, has further improved practicability, work efficiency and work quality.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the overall structure schematic diagram of the utility model support;

Fig. 3 is a side view of the utility model screw-in mechanism;

Fig. 4 is the top view of the screw-in mechanism and the conveying and lifting mechanism of the utility model;

Fig. 5 is the structural representation of ground anchor of the present utility model;

Fig. 6 is a structural schematic diagram of the rotary vane and the through hole at the bottom of the ground anchor of the present invention;

Fig. 7 is a structural schematic diagram of the ground anchor rod of the present invention;

Fig. 8 is a schematic diagram of the connection relationship between the ground anchor rod and the ground anchor of the present invention;

Fig. 9 is a structural schematic diagram of the rotary vane ground anchor connecting ring of the present invention;

Fig. 10 is a structural schematic diagram of the utility model connecting the hanging board;

Fig. 11 is a schematic diagram of the connection relationship between the chain hoop and the hanging plate of the present invention;

Fig. 12 is a structural schematic diagram of the hoop hook of the present invention;

Fig. 13 is a schematic structural view of the rubber sleeve of the present invention;

Figure 14 is a schematic diagram of the connection relationship between the chain hoop and the angled connecting pull of the utility model;

Fig. 15 is a structural schematic diagram of the working platform of the present utility model;

Fig. 16 is a front view of the chain hoop of the present invention;

Fig. 17 is a top view of the chain hoop of the present invention.

Among them, 1 is the bracket; 2 is the ground anchor; 3 is the chain hoop; 4 is the working platform; 5 is the lifting object; 6 is the platform; 7 is the supporting leg; Ring; 11 is the worm wheel; 12 is the worm; 13 is the bearing; 14 is the first safety coupling; 15 is the wire rope winding wheel; 16 is the gear box; 17 is the second safety coupling; 18 is the first connection transfer gear ; 19 is the first fork type coupling; 20 is the second fork type coupling; 21 is the second connection transmission gear; 22 is a stop pin; 23 is a rotary blade; 24 is a through hole; 25 is a hanging ring; 26 is the connection hanging plate; 27 is the hanging point bolt; 28 is the connecting bolt; 29 is the ground anchor rod; 30 is the rotary blade type ground anchor connecting ring; Pull; 34 is a hoop hook; 35 is a rubber sleeve; 36 is a wear-resistant spring liner.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in further detail:

Referring to Fig. 1, the utility model includes a screw-in mechanism installed on the support 1, a conveying and lifting mechanism, and a chain hoop 3 and a working platform 4 all installed on the utility pole; Anchor 2; the power input end of the screw-in mechanism and the conveying and lifting mechanism is connected with a motor or a rotary handle; the screw-in mechanism and the conveying and lifting mechanism are connected through respective connection transmission gears; the conveying and lifting mechanism is provided with a wire rope for winding Wire rope winding wheel 15, an end of wire rope is wound on the wire rope winding wheel 15, and the other end walks around as hanging point chain hoop 3, and the lower end hangs lifting object 5. One end of the chain hoop 3 is fixed on the hanging plate 32 or the angle connecting lever 33 as the hanging point, and the other end is connected with the hoop hook 34 installed on the hanging plate 32 or the angle connecting lever 33; the chain hoop 3, the part that connects with the pole is provided with a rubber sleeve 35, the rubber sleeve 35 is a rectangular structure, and a pair of working surfaces on the inner wall are provided with a wear-resistant spring liner 36; the working platform 4 is held by the hanging plate 32 and the chain The hoop 3 is fixed on the utility pole, and the working platform 4 is provided with several hanging rings.

The ground anchor 2 is a hollow structure, and the ground anchor 2 is provided with a rotary vane 23; the lower end and the side of the lower part of the ground anchor 2 are respectively provided with through holes 24 communicating with the internal cavity; the inside and outside of the top of the ground anchor 2 are both Open with thread. The top of ground anchor 2 is connected with hanging ring 25, and hanging ring 25 is connected on the internal thread of ground anchor 2 top, and the bottom of hanging ring 25 is provided with connecting hanging plate 26; Hanging point bolts 27 and connecting bolts 28 matched with the threads provided on the top of the ground anchor 2 . The upper end of ground anchor 2 is also connected with the ground anchor rod 29 that is used to increase the working depth of ground anchor 2; The full threaded bolt 31 links to each other with the ground anchor 2.

The support includes a platform 6 at the top for installing the screw-in mechanism and the conveying and lifting mechanism. The bottom of the platform 6 is provided with four supporting legs 7 of a plurality of plug-in structures, and the lower ends of the supporting legs 7 are connected with active legs and feet 8; wherein, two A horizontal bracket 9 is also arranged between the two supporting legs 7, and a suspension ring 10 for hanging pulleys or accessories is arranged on the horizontal bracket 9. The precession mechanism includes a worm wheel 11 installed on the bracket 1, and a worm 12 that cooperates with the worm wheel 11 to drive the worm wheel 11 to rotate; The hexagonal through hole matched with the outer hexagon; one end of the worm 12 is connected with a first safety coupling 14 that disconnects the power when overloaded, and the input end of the first safety coupling 14 is connected with a motor as an automatic power source or Rotary handle as manual power source. The conveying and lifting mechanism includes a wire rope winding wheel 15, the input end of the wire rope winding wheel 15 is connected with the output end of the gear box 16, and the input end of the gear box 16 is connected with a second safety coupling 17 that disconnects power when overloaded, The input end of the second safety coupling 17 is connected with a motor as an automatic power source or as a rotary handle as a manual power source. The end of the connecting rod at the other end of the worm screw 12 is equipped with a first connection transmission gear 18, and the connecting rod between the first connection transmission gear 18 and the worm screw 12 is provided with a first connection transmission gear 18 that connects or cuts off the power source. Fork type coupling 19; the connecting rod between the output end of the gearbox 16 and the second safety coupling 17 is sequentially provided with a second fork type coupling 20 that enables the gearbox 16 to connect or disconnect the power source And the second connection transmission gear 21 which is constantly meshed with the first connection transmission gear 18 . The gear box 16 is provided with a stop pin 22 that prevents the wire rope winding wheel 15 from reversing and enables the lifting object to hover at any point in the lifting stroke.

Principle of the utility model:

Referring to Fig. 1, the utility model is made of support 1, ground anchor 2, screw-in mechanism, conveying and lifting mechanism, DC motor (24V), steel ball type torque limiter (the first safety coupling 14 and the second safety coupling Device 17), rotary handle constitute. When the DC motor (24V) drives the worm of the screw-in mechanism to rotate, the worm drives the worm gear to rotate to drive the multifunctional ground anchor to rotate, and the multifunctional ground anchor is screwed into the automatic soil under the action of its own revolving blades. When the device encounters greater resistance, the first shaft coupling 14 starts and disconnects the DC motor (24V), the device stops working, and the protection device is not damaged. When the DC motor (24V) is replaced by a rotary handle, ground can be realized The anchor is screwed in manually. When the worm rotates, the conveying and lifting mechanisms are simultaneously driven to work by connecting the transmission gear set. In addition, when the DC motor (24V) is changed to the driving position, it is switched to the input end of the conveying and lifting mechanism, and the screwing mechanism and the conveying and lifting mechanism can also be realized by connecting the transmission gear set. The position of the fork coupling enables the two mechanisms to work simultaneously or independently, and can also be operated manually. There is also a steel ball torque limiter (safety coupling) on the shaft at the input end of the conveying and lifting mechanism to protect the entire device.

In order to expand the working field of the device, there are also two mechanisms, a multi-functional chain hoop and a working platform on the pole, which are convenient for arranging lifting points and a safe operation platform for the pole. The overall mechanism has good reliability, operability and stability, and the application range is very wide.

As shown in Figure 2, the function of the platform 6 of the utility model is to install the overall device. The support leg 7 adopts a three-section plug-in structure as a whole, and is fixed horizontally with bolts. The purpose is to facilitate the use of high and low legs in special areas. Brace force (utilize inclined-plane self-locking principle); Active leg foot 8 can make support firm, links to each other with support leg by screw thread; Horizontal support 9 but support integral body is firm; Suspension ring 10 effects can hang pulley and other accessories.

As shown in Figure 3 and Figure 4, the function of the turbine 11 of the present utility model is power output, which drives the ground anchor 2 to rotate, so that the ground anchor 2 is screwed in and out; the role of the worm 12 is to drive the turbine 11 to rotate; the first fork type The function of coupling 19 is to make the first connection transmission gear 18 connect or cut off the power source; the first connection transmission gear 18 is used to connect the conveying and lifting mechanism; the main function of the first safety coupling 14 is when the overall device is overloaded When the power is disconnected, the protection device will not be damaged; the function of the bearing 13 is to support the turbine 11; the function of the 24V motor is the automatic power source of the whole device, and the design can be controlled by remote control; the rotary handle is the manual power source of the whole device. Both the first safety coupling 14 and the second safety coupling 17 are steel ball torque limiters.

As shown in Figure 4, the utility model gear box 16 function is to make the wire rope winding wheel 15 obtain a suitable speed; the stop pin 22 prevents the wire rope winding wheel 15 from reversing, and can make the object hover at any point; the second dial The function of the fork coupling 20 is to connect or cut off the power source of the gearbox 16; the main function of the second safety coupling 17 is to disconnect the power when the overall device is overloaded, so as to ensure that the device is not damaged; the function of the 24V motor is the overall device The automatic power source is realized, and the design can be controlled by remote control; the rotating handle is the manual power source of the overall device; the wire rope winding wheel 15 is used to wind the wire rope.

As shown in Figures 5 to 10, the ground anchor 2 of the utility model is a self-rotating ground anchor, and the self-rotating ground anchor has a rotating blade 23. The bottom is automatically screwed in, the ground anchor 2 itself is hollow, and the lower end is provided with a through hole 24 communicating with it, which is convenient for the liquid to flow out to lubricate the ground anchor 2, and the upper end of the ground anchor 2 is provided with threads inside and outside for connecting other objects; Rod 29 is the extension bar of ground anchor 2, which can make ground anchor 2 reach the ideal working depth. Both ends are provided with threads inside and outside. It can be connected with self-rotating ground anchor with full threaded bolt 31, and it is fixed with jackscrew after connection. It can also be connected with the rotary blade type ground anchor connection ring 30, which can increase the spin force of the ground anchor 2 and make the screwing in more stable; Connecting bolt 28 in the middle thereof matches with the set screw thread on the self-rotating ground anchor and the ground anchor rod 29; Hanging ring 25 connects it after the ground anchor is screwed in, and can bind rope buckles and hang pulleys.

As shown in Figures 11 to 17, the chain hoop 3 of the present utility model is designed in conjunction with the conveying and lifting mechanism. The connecting lever 33 is connected and used, and the curved connecting lever 33 is provided with a hook hole, and can also be connected and used with the hanging plate 32. By rotating the nut of the chain hoop hook, the chain is tightened, and the hanging point is arranged on the electric pole to protect the electric pole. The rod multifunctional chain hoop is provided with a wear-resistant rubber sleeve 35, which is a rectangular structure, and a pair of working surfaces on the inner wall are designed with wear-resistant spring liners to improve the durability of use; in order to further improve the work of the conveying and lifting mechanism Scope, also be provided with work platform 4 on the bar for it, be fixed on the bar with hanging plate 32 and multifunctional chain hoop, the work platform 4 on the bar is provided with a plurality of linking rings, convenient work uses.

The utility model also has the following advantages:

Lay the foundation for power grid construction and safe operation of equipment, and ensure the reliable operation and stability of transmission lines. This device regulates and solves the safety of staff in special areas, reasonable operability, timeliness of operation quality and scientific operation professionalism. The tool saves time and labor during installation, overhaul, maintenance, emergency rescue and rescue work. It can significantly improve work efficiency while reducing the work intensity of operators, and has many functions. It can improve the reliability of power grid operation, reduce the labor intensity of staff, and improve the economic benefits of safe production and income generation. The invention relates to a multi-in-one combination structure of new-type conveying, three-dimensional lifting, temporary grounding device and screw-in device, especially relates to the structure of a new type of multi-functional conveying, lifting and screw-in mechanism for electric power construction, installation, maintenance, safety rescue, etc.

The above content is only to illustrate the technical idea of the utility model, and cannot limit the protection scope of the utility model. Any changes made on the basis of the technical solution according to the technical idea proposed by the utility model all fall into the scope of the utility model. within the scope of protection of the claims.

Claims (7)

1. a multi-function chain type anchor ear, is characterized in that: comprise winding chain anchor ear on utility poles (3) and the conveying that matches with chain anchor ear (3) and hoisting mechanism; One end of chain anchor ear (3) is fixed on wins in succession on (33) as the link plate (32) of conveying and hoisting mechanism suspension centre or bent angle, the other end be arranged on anchor ear that link plate (32) or bent angle win in succession on (33) and link up with (34) and be connected.

2. multi-function chain type anchor ear according to claim 1, is characterized in that: described chain anchor ear (3) part that is upper and electric pole joint is arranged with rubber sleeve (35).

3. multi-function chain type anchor ear according to claim 2, is characterized in that: described rubber sleeve (35) is rectangular configuration, and its inwall a pair working face is provided with wear-resisting spring liner plate (36).

4. the multi-function chain type anchor ear according to claim 1,2 or 3, it is characterized in that: described electric pole is also provided with workbench (4), workbench (4) is fixed on utility poles by link plate (32) and chain anchor ear (3), and workbench (4) is provided with some links.

5. the multi-function chain type anchor ear according to claim 1,2 or 3, it is characterized in that: described conveying and hoisting mechanism comprise support (1) and the wirerope-winding for lay winding wire ropes be installed on support (1) is taken turns (15), the one ends wound of steel wire rope is on wirerope-winding wheel (15), the other end is walked around and is arranged on electric pole and obtains chain anchor ear (3) as suspension centre, and lower end hangs and promotes object (5); The input of wirerope-winding wheel (15) is connected with the output of gear box (16), the input of gear box (16) being connected with the first safety coupling (17) disconnecting power when overloading, the input of the first safety coupling (17) connecting as the motor in automatic power source or the rotary handle as manual power source.

6. multi-function chain type anchor ear according to claim 5, it is characterized in that: described support (1) comprises top for installing the platform (6) of precession mechanism and conveying and hoisting mechanism, the bottom of platform (6) is provided with four supporting legs (7) of some joint connected structures, and the lower end of supporting leg (7) is connected with active legs and feet (8); Wherein, being also provided with lateral frame (9) between supporting leg (7) between two, lateral frame (9) being provided with the hanging ring (10) for hanging pulley or annex.

7. multi-function chain type anchor ear according to claim 5, it is characterized in that: be provided with in described gear box (16) and prevent wirerope-winding from taking turns (15) reverse, and enable lifting object hover over the latch (22) of any point in lift stroke.