CN203159107U

CN203159107U - Pulling force buffer

Info

Publication number: CN203159107U
Application number: CN 201320117276
Authority: CN
Inventors: 肖伟; 庄开柽; 张何军; 董康
Original assignee: ANKANG POWER SUPPLY BUREAU; State Grid Corp of China SGCC
Current assignee: ANKANG POWER SUPPLY BUREAU; State Grid Corp of China SGCC
Priority date: 2013-03-14
Filing date: 2013-03-14
Publication date: 2013-08-28
Anticipated expiration: 2023-03-14

Abstract

The utility model discloses a pulling force buffer. The pulling force buffer comprises a fan-shaped inner clamping block and an outer clamping block, which are respectively placed on two sides of angle steel, wherein a steel wire rope sleeve winds peripheries of the inner clamping block and the outer clamping block for fixation. During use, the inner clamping block and the outer clamping block are respectively placed on the two sides of the angle steel, and the steel wire rope sleeve winds the peripheries of the inner clamping block and the outer clamping block for fixation to reduce the pressure born by the steel wire rope sleeve and to avoid the direct contact of the steel wire rope sleeve and edges of the angle steel, so that angle steel edge cutting damage to the steel wire rope sleeve is reduced, and damages to personnel and equipment due to sudden rope loosing or breaking of the steel wire rope sleeve in the lifting process can be avoided.

Description

The pulling force buffer device

Technical field

The instrument that the utility model instrument uses when relating to a kind of power transformation installation and line construction relates in particular to a kind of pulling force buffer device.

Background technology

Power transformation installation company conducting transmission line is newly-built; reconstruction; enlarging substation; rigging up and debugging; overhaul of the equipments work; and in the part line construction engineering; use the chance of pulley hanging device many; but in the hoisting process; suspension centre can only be chosen on the girder steel; often occur using the steel wire loop of pulley the situation that broken lot reaches disconnected strand to occur; steel wire loop broken lot and disconnected strand mainly be because steel wire and steelframe friction force excessive due to; steel wire loop can heavily be received huge pulling force usually during hanging device; make and produce great pressure between steel wire loop and the steelframe; cause friction force increase between steelframe and the steel wire; repeatedly friction causes the part steel wire to be rubbed, thereby the phenomenon of steel wire loop broken lot or disconnected thigh occurs.

In order to improve construction quality, reduce steel wire loop broken lot in the work progress, disconnected burst phenomenon, improve the safety that power transformation and circuit use the pulley hanging device, be badly in need of a kind of method that addresses this problem.

Summary of the invention

In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of pulling force buffer device, by alleviating the friction force between steel wire loop and the steelframe angle steel, personnel that steel wire loop broken lot or fracture cause injure and the problem of device damage to avoid occurring in the hoisting process.

In order to achieve the above object, the utility model is by the following technical solutions:

The pulling force buffer device, it mainly is made up of the internal clamping block that places the angle steel both sides respectively and outer fixture block, and steel wire loop is fastened along inside and outside fixture block periphery.

The inboard shape of described internal clamping block and outer fixture block according to the angle steel shape make, the outside is circular arc, also is embedded with the magnet that inside and outside fixture block is pulled together in internal clamping block and the outer fixture block.

Described steel wire loop remains with angle steel and does not contact.

The longitudinal size of described angle steel is less than internal clamping block and the corresponding size of outer fixture block, and the longitudinal size of described angle steel is the size with angle steel bearing of trend vertical direction.

Described internal clamping block and outer fixture block link together by little copper cash.

Described internal clamping block and outer fixture block adopt A/B type epoxy resin to make.

In inciting somebody to action when the utility model is formed use by the internal clamping block that places the angle steel both sides respectively and outer fixture block, outer fixture block is positioned over tower material angle steel both sides respectively, in the steel wire loop edge, outer fixture block circular arc periphery is fastened, the area of thrust surface of steel rope have been increased, reduce the pressure that steel wire loop bears, avoid steel wire loop directly to contact with the angle steel seamed edge, reduce the angle steel seamed edge to the cutting damage of steel wire loop, overcome the safety difficulty of using the pulley hanging device, for the safe reliability of using the pulley hanging device in the work progress lays a solid foundation, personnel's injury and the device damage of having avoided the unexpected broken lot of steel wire loop in the hoisting process or fracture to cause.

Description of drawings

Fig. 1 is the structural representation of the utility model released state;

Fig. 2 is the structural representation of the utility model attracting state;

Fig. 3 is use state reference map of the present utility model.

Wherein: 1, internal clamping block; 2, outer fixture block; 3, little copper cash; 4, magnet; 5, angle steel; 6, steel wire loop.

The specific embodiment

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

Shown in Fig. 1-2, the pulling force buffer device is made up of the internal clamping block 1 and the outer fixture block 2 that place the angle steel both sides respectively, steel wire loop 6 is fastened along inside and outside fixture block periphery, internal clamping block 1 and outer fixture block 2 inboard shapes according to the angle steel shape make, the outside is circular arc, also be embedded with the magnet 4 that inside and outside fixture block is pulled together in internal clamping block 1 and the outer fixture block 1, internal clamping block 1 and outer fixture block 2 link together by little copper cash 3.

As shown in Figure 3, during use internal clamping block 1 and outer fixture block 2 are positioned over the both sides of tower material angle steel 5 respectively, internal clamping block 1 relies on the magnetic force of magnet to inhale mutually with outer fixture block 2 and is fixed on the tower material, in steel wire loop 6 edges, outer fixture block periphery is twined and is enclosed within on the pulling force buffer device, the area of thrust surface of steel rope have been increased, reduce the pressure that steel wire loop bears, avoid steel wire loop and angle steel direct friction, delay the life-span of steel wire loop, reduce because the steel wire loop fracture personnel that cause injure and equipment damage, be applicable to power transformation, use the occasion of pulley hanging device in the line construction process, avoided personnel using pulley to carry out occurring in the hoisting process steel wire loop broken lot, disconnected burst phenomenon, the personnel that cause injure, improve safety of construction, guaranteed construction quality effectively.

Internal clamping block and outer fixture block are embedded with magnet 4, in the use, be subjected to pulling force after its surperficial application force its position can not changed, avoid coming off; Use little copper cash to connect between the inside and outside fixture block, generous attractive in appearance, easy to carry in the work progress, avoid losing.

The pulling force buffer device is placed on angle steel 5 both sides, guarantee that steel wire loop 6 does not contact all the time with angle steel 5, the longitudinal size of described angle steel 5 is less than internal clamping block 1 and outer fixture block 2 corresponding sizes, the longitudinal size of described angle steel 5 is the size with angle steel 5 bearing of trend vertical direction, avoid steel wire loop 6 directly to contact with angle steel 5 and rub, steel wire loop is caused damage.

Described internal clamping block 1 and outer fixture block 2 adopt A/B type epoxy resin to make, and avoid in the use energy disperser to be subjected to big pulling force and produce and be out of shape; Its inboard shape is made according to the angle bar shape of steelframe and iron tower, and use is convenient, and closely links to each other with suspension centre in the hoisting process, makes construction standardization and standardization.

The appearance design of pulling force buffer device neatly compactly, easy to carry, generous attractive in appearance, whole principle of design bond ectocrine surface friction force factor knowwhy of science and electro-magnetism principle, the artificial aesthetic design thinking of whole employing, considered working security and on-site actual situations, effectively improved and use the safety of pulley hanging device in power transformation, the line construction process.The relevant regulations that meets " standardized work standard " and " electric apparatus installation work construction and acceptance specification ".Be applicable to that power transformation and line construction use in the pulley hanging device process, require under the construction requirement of standardization and normalization more practical.

Claims

1. pulling force buffer device, it is characterized in that: it mainly is made up of the internal clamping block (1) that places angle steel (5) both sides respectively and outer fixture block (2), and steel wire loop (6) is fastened along inside and outside fixture block periphery.

2. pulling force buffer device according to claim 1, it is characterized in that: described internal clamping block (1) and the inboard shape of outer fixture block (2) according to the angle steel shape make, the outside is circular arc, also is embedded with the magnet (4) that inside and outside fixture block is pulled together in internal clamping block (1) and the outer fixture block (2).

3. pulling force buffer device according to claim 1, it is characterized in that: described steel wire loop (6) remains with angle steel (5) and does not contact.

4. pulling force buffer device according to claim 1, it is characterized in that: the longitudinal size of described angle steel (5) is less than the corresponding size of internal clamping block (1) and outer fixture block (2), and the longitudinal size of described angle steel (5) is the size with angle steel (5) bearing of trend vertical direction.

5. according to any described pulling force buffer device among the claim 1-4, it is characterized in that: described internal clamping block (1) and outer fixture block (2) link together by little copper cash (3).

6. according to any described pulling force buffer device among the claim 1-4, it is characterized in that: described internal clamping block (1) and outer fixture block (2) adopt A/B type epoxy resin to make.