CN212769387U - Lifting appliance - Google Patents

Abstract

The utility model relates to a become distribution equipment processing technology field, specifically disclose a hoist, including an at least bearing bar, the one end of bearing bar is provided with the dead lever, the dead lever with the length direction mutually perpendicular of bearing bar, the outside cover of bearing bar is equipped with and follows the gliding sleeve of bearing bar, telescopic outer wall is provided with the slide bar, the slide bar with dead lever parallel arrangement, the slide bar with the dead lever is kept away from the one end of bearing bar is provided with rings respectively, rings are provided with the lifting rope respectively, and are a plurality of the lifting rope is connected with the becket respectively. The utility model discloses a width adjustable bearing device, with the top cap centre gripping by dead lever, bearing bar and slide bar formation have certain intensity the space in, the effectual deformation of avoiding box transformer top cap, the processing installation of box transformer top cap of adaptation and different shapes and model.

Description

Lifting appliance

Technical Field

The utility model belongs to the technical field of the transformation and distribution equipment processing technique and specifically relates to a hoist is related to.

Background

The box-type transformer is a substation device used outdoors, and the traditional transformer and other accessories are generally assembled and installed in a box-type shell in a centralized manner, so that the box-type transformer becomes a transformation power supply system with compact volume, light weight and convenient installation. The box-type transformer is not only a transformer, but also is equivalent to a small-sized substation distribution station, can directly provide power for users, and generally comprises a high-voltage chamber, a transformer chamber and a low-voltage chamber; the high-voltage chamber is a power supply side, is generally 35 kilovolts or 10 kilovolts of incoming lines, comprises a high-voltage bus bar, a circuit breaker or a fuse, a voltage transformer, a lightning arrester and the like, transformers are arranged in a voltage transformation chamber and are main equipment of a box transformer, a low-voltage bus bar, a low-voltage circuit breaker, a metering device, the lightning arrester and the like are arranged in the low-voltage chamber, and lines are led out from the low-voltage bus bar to supply power to users. In the using process, complicated weather and environmental changes must be faced, so that the premise that the transformer normally works is that the transformer is provided with a good protection and supporting shell. In order to ensure the processing quality of the shell, the top cover of the existing box-type transformer is processed in advance, and the top cover is integrally hoisted after the transformer is placed into a voltage transformation chamber, so that the processing and installation are completed. However, the general size of the top cover is larger, the top cover is only used in a closed manner, the strength is not high, the hoisting is very inconvenient, and the existing hoisting tool is very easy to deform in the hoisting process.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at prior art not enough, provide a hoist, adopt width adjustable bearing device, with the top cap centre gripping by dead lever, bearing bar and slide bar formation have the space of certain intensity, the effectual deformation of avoiding box transformer top cap, the processing installation with the box transformer top cap of different shapes and model.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a lifting appliance, includes an at least bearing bar, the one end of bearing bar is provided with the dead lever, the dead lever with the length direction mutually perpendicular of bearing bar, the outside cover of bearing bar is equipped with can follow the gliding sleeve of bearing bar, telescopic outer wall is provided with the slide bar, the slide bar with dead lever parallel arrangement, the slide bar with the dead lever is kept away from the one end of bearing bar is provided with rings respectively, rings are provided with the lifting rope respectively, and are a plurality of the lifting rope is connected with the becket respectively.

As a further improvement, the bearing rod is provided with the above-mentioned of dead lever is provided with the backing plate, the sleeve is provided with the above-mentioned of slide bar also is provided with the backing plate, the dead lever with the side that the slide bar is relative is provided with the backing plate respectively.

As a further improvement of the utility model, the backing plate is a rubber plate or a rubber block.

As a further improvement of the present invention, the sleeve is provided with a jack screw for limiting the relative position of the sleeve and the bearing bar.

As a further improvement of the utility model, the end part of the jackscrew is provided with a handle.

As a further improvement of the utility model, the rope ring is a self-locking rope ring.

As a further improvement of the utility model, the lifting rope is a nylon rope.

As a further improvement of the utility model, the lifting rope is a rubber-coated steel wire rope.

The utility model has the advantages that:

the utility model discloses when using, pass the top cap of box transformer with the bearing bar by the one end that does not set up the dead lever, then establish the sleeve cover on the bearing bar to the position of adjustment sleeve on the bearing bar makes dead lever and slide bar press from both sides tight top cap, then connects becket bridle and hoisting accessory, puts on the frame of box transformer through hoisting accessory with the top cap hoist, carries out the fixed of top cap again. This device is through adopting width adjustable load-bearing device, with the top cap centre gripping by dead lever, bearing bar and slide bar form have certain intensity the space in, the effectual deformation of avoiding box transformer top cap, the processing installation with the box transformer top cap of different shapes and model.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an implementation state of the present invention;

fig. 2 is a schematic view of the structure of the present invention.

In the figure: the lifting rope comprises a rope ring 1, a lifting rope 2, a fixing rod 3, a bearing rod 4, a sleeve 5, a sliding rod 6, a top cover 7, a lifting ring 8, a backing plate 9, a jackscrew 10 and a handle 11.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and 2, a lifting appliance is mainly used for mounting and lifting a top cover 7 of a box-type transformer, and includes at least one load-bearing rod 4, in actual operation, two load-bearing rods 4 are generally respectively disposed at two ends of the top cover 7, and as the length of the top cover 7 of the box-type transformer increases, the number of the load-bearing rods 4 can be increased, so that the stress point of the top cover 7 can be increased during lifting, and the probability of deformation of the top cover 7 of the box-type transformer can be reduced; the one end of bearing bar 4 is provided with dead lever 3, dead lever 3 with the length direction mutually perpendicular of bearing bar 4, the outside cover of bearing bar 4 is equipped with can follow the gliding sleeve 5 of bearing bar 4, the outer wall of sleeve 5 is provided with slide bar 6, slide bar 6 with dead lever 3 parallel arrangement, slide bar 6 with dead lever 3 is kept away from the one end of bearing bar 4 is provided with rings 8 respectively, rings 8 are provided with lifting rope 2 respectively, and is a plurality of lifting rope 2 is connected with becket bridle 1 respectively.

When the device is used, the bearing rod 4 penetrates through the top cover 7 of the box-type transformer from one end without the fixed rod 3, then the sleeve 5 is sleeved on the bearing rod 4, the position of the sleeve 5 on the bearing rod 4 is adjusted, so that the fixed rod 3 and the sliding rod 6 clamp the top cover 7 tightly, then the rope ring 1 is connected with the hoisting device, the top cover 7 is hoisted on the frame of the box-type transformer through the hoisting device, and then the top cover 7 is fixed. This device is through adopting width adjustable load-bearing device, with top cap 7 centre gripping by dead lever 3, bearing bar 4 and slide bar 6 formation have certain intensity space in, the effectual deformation of avoiding box transformer top cap 7 adapts to and installs with the processing of the box transformer top cap 7 of different shapes and models.

In a specific embodiment, further, a backing plate 9 is arranged on the upper surface of the fixed rod 3 of the bearing rod 4, a backing plate 9 is also arranged on the upper surface of the sliding rod 6 of the sleeve 5, and the backing plates 9 are respectively arranged on the opposite side surfaces of the fixed rod 3 and the sliding rod 6; preferably, the backing plate 9 is a rubber plate or a rubber block. By utilizing the arranged backing plate 9, corners of the top cover 7 contacting with the lifting appliance during lifting can be protected, and the risk that the corners of the lifting appliance scratch and rub the top cover 7 to cause damage is reduced.

In a specific embodiment, further, the sleeve 5 is provided with a top thread 10 for limiting the relative position of the sleeve 5 and the bearing rod 4; preferably, the end of the jackscrew 10 is provided with a handle 11. The effect of jackscrew 10 is when being used for the hoist and mount, and after sleeve 5 moved suitable position on bearing bar 4, through wearing to establish jackscrew 10 top tightly on bearing bar 4 in the through-hole on sleeve 5, realize sleeve 5 and bearing bar 4 relative position's fixed, also be favorable to more convenient operation jackscrew 10 through handle 11.

In a specific embodiment, further, the string loop 1 is a self-locking string loop; preferably, the lifting rope 2 is a nylon rope or an encapsulated steel wire rope. Self-locking rope ring, nylon rope and rubber coating wire rope are prior art, and rubber coating wire rope's structure is mainly for outer high-quality PVC coating or PU picture layer, and the PU picture layer is more wear-resisting than PVC, and the environmental protection level is higher.

It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.

Claims (8)

1. A lifting appliance is characterized in that: including an at least bearing bar (4), the one end of bearing bar (4) is provided with dead lever (3), dead lever (3) with the length direction mutually perpendicular of bearing bar (4), the outside cover of bearing bar (4) is equipped with and follows the gliding sleeve (5) of bearing bar (4), the outer wall of sleeve (5) is provided with slide bar (6), slide bar (6) with dead lever (3) parallel arrangement, slide bar (6) with dead lever (3) are kept away from the one end of bearing bar (4) is provided with rings (8) respectively, rings (8) are provided with lifting rope (2) respectively, and are a plurality of lifting rope (2) are connected with becket (1) respectively.

2. A spreader according to claim 1, wherein: bearing bar (4) are provided with above-mentioned of dead lever (3) is provided with backing plate (9), sleeve (5) are provided with above-mentioned of slide bar (6) also is provided with backing plate (9), dead lever (3) with the relative side of slide bar (6) is provided with backing plate (9) respectively.

3. A spreader according to claim 2, wherein: the backing plate (9) is a rubber plate or a rubber block.

4. A spreader according to claim 1, wherein: the sleeve (5) is provided with a jackscrew (10) used for limiting the relative position of the sleeve (5) and the bearing rod (4).

5. A spreader according to claim 4, wherein: the end part of the jackscrew (10) is provided with a handle (11).

6. A spreader according to claim 1, wherein: the rope ring (1) is a self-locking rope ring.

7. A spreader according to any of claims 1 to 6, wherein: the lifting rope (2) is a nylon rope.

8. A spreader according to any of claims 1 to 6, wherein: the lifting rope (2) is an encapsulated steel wire rope.

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