CN220642247U - Bridge crane conversion lifting appliance - Google Patents

Abstract

The utility model discloses a bridge crane conversion lifting appliance, which belongs to the technical field of lifting appliances and comprises a bracket, wherein a chute is formed in the bottom surface of the bracket, a bidirectional screw rod is rotatably connected to the inner side of the chute, one end of the bidirectional screw rod penetrates through the inside of the bracket to extend to the outside and is fixedly provided with a nut, the outer side of the bidirectional screw rod is in threaded connection with a sliding block, the bottom surface of the sliding block is fixedly provided with a mounting seat, the inner side of the mounting seat is fixedly provided with a pin shaft, the outer side of the pin shaft is rotatably connected with the lifting appliance, the lifting appliance comprises a lifting hook and a connecting block, one side of the connecting block is provided with a connecting hole, the outer side of the bracket is provided with a mounting groove, the inner side of the mounting groove is slidably connected with a connecting ring, and both sides of the connecting ring are fixedly provided with connecting rods. According to the utility model, double hooks or single hooks can be switched according to the type of the article, and the lifting hooks are not required to be detached and installed, so that the labor is saved, and the working efficiency is improved.

Description

Bridge crane conversion lifting appliance

Technical Field

The utility model belongs to the technical field of lifting appliances, and particularly relates to a bridge crane conversion lifting appliance.

Background

The lifting appliance refers to a device for lifting a heavy object in lifting machinery, is widely applied to the lifting industry of lifting, is divided into a double hook and a single hook, is respectively applied to lifting objects with different specifications, and needs to undergo the process of disassembly and installation when the lifting hook needs to be switched, and is difficult to disassemble and install due to the large weight of the lifting hook, so that the bridge crane conversion lifting appliance device is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the bridge crane conversion lifting appliance which can switch double hooks or single hooks according to the types of objects without disassembling and installing lifting hooks, so as to solve the problems that the existing bridge crane conversion lifting appliance which is proposed in the background art is divided into double hooks and single hooks, is respectively applied to lifting objects with different specifications, and needs to undergo disassembling and installing processes when the lifting hooks need to be switched, and is difficult to disassemble and install due to the heavy weight of the lifting hooks.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: bridge crane conversion hoist, which comprises a bracket, the spout has been seted up to the bottom surface of support, the inboard of spout rotates and is connected with two-way lead screw, the one end of two-way lead screw passes the inside of support and extends to outside and be fixed with the nut, the outside threaded connection of two-way lead screw has the slider, the bottom surface of slider is fixed with the mount pad, the inboard of mount pad is fixed with the round pin axle, the outside of round pin axle rotates and is connected with the hoist, the hoist includes lifting hook and connecting block, the connecting hole has been seted up to one side of connecting block, the mounting groove has been seted up in the outside of support, the inboard sliding connection of mounting groove has the go-between, the both sides of go-between all are fixed with the connecting rod.

As a preferable technical scheme of the utility model, the sliding chute is of a T-shaped structure.

As the preferable technical scheme of the utility model, the sliding block is of a T-shaped structure, and the outer side of the sliding block is in sliding connection with the inner side of the sliding groove.

As the preferable technical scheme of the utility model, the lifting appliance is of an integrated structure.

As the preferable technical scheme of the utility model, the installation groove is of an arc-shaped structure, and the circle center of the installation groove and the circle center of the pin shaft are positioned on the same straight line.

As a preferable technical scheme of the utility model, the circle center of the connecting ring and the circle center of the pin shaft are positioned in the same straight line.

As a preferable technical scheme of the utility model, one end of the connecting rod is in plug-in fit with the inner side of the connecting hole.

The utility model provides a bridge crane conversion lifting appliance, which has the following beneficial effects:

1. this bridge crane conversion hoist can switch double hook or single hook according to the type of article, need not to dismantle and install the lifting hook, has saved the manpower, has improved work efficiency.

2. The bridge crane conversion lifting appliance has reasonable and compact structural design and good use effect.

Drawings

Fig. 1 is a schematic diagram of the whole structure of a bridge crane conversion sling according to the present utility model.

Fig. 2 is a schematic diagram of a split structure of a conversion sling of the bridge crane.

Fig. 3 is an enlarged schematic view of the bridge crane conversion spreader of the present utility model at a in fig. 2.

In the figure: 1. a bracket; 2. a chute; 3. a two-way screw rod; 4. a screw cap; 5. a slide block; 6. a mounting base; 7. a pin shaft; 8. a lifting appliance; 81. a lifting hook; 82. a connecting block; 83. a connection hole; 9. a mounting groove; 10. a connecting ring; 11. and (5) connecting a rod.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

When the existing crane lifting appliance is used, flexible replacement operation cannot be performed, the whole lifting appliance needs to be replaced completely, and the use is inconvenient.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the bridge crane conversion lifting appliance comprises a bracket 1, wherein a sliding groove 2 is formed in the bottom surface of the bracket 1, a bidirectional screw rod 3 is rotationally connected to the inner side of the sliding groove 2, one end of the bidirectional screw rod 3 penetrates through the inside of the bracket 1 to extend to the outside and is fixedly provided with a nut 4, the outer side of the bidirectional screw rod 3 is in threaded connection with a sliding block 5, a mounting seat 6 is fixedly arranged on the bottom surface of the sliding block 5, a pin shaft 7 is fixedly arranged on the inner side of the mounting seat 6, a lifting appliance 8 is rotationally connected to the outer side of the pin shaft 7, the lifting appliance 8 comprises a lifting hook 81 and a connecting block 82, a connecting hole 83 is formed in one side of the connecting block 82, a mounting groove 9 is formed in the outer side of the bracket 1, a connecting ring 10 is slidingly connected to the inner side of the connecting ring 10, connecting rods 11 are respectively fixed on two sides of the connecting ring 10, the sliding groove 2 is of a T-shaped structure, the sliding block 5 is of a T-shaped structure, the outer side of the sliding block 5 is in sliding connection with the inner side of the sliding groove 2, the lifting appliance 8 is of an integrated structure, the mounting groove 9 is of an arc structure, the center of the circle of the mounting groove 9 is positioned on the same straight line, the center of the circle of the pin shaft 7 and the center of the circle of the connecting ring 10 is positioned on the same straight line, one end of the connecting rod 11 is in the center of the circle, and the circle is in the inner side of the connecting hole 83 is in a plug and matched;

the screw cap 4 on the bidirectional screw rod 3 is aligned with the external electric wrench, the bidirectional screw rod 3 is driven to rotate by the external electric wrench, the bidirectional screw rod 3 drives the sliding block 5 to move towards the middle along the sliding groove 2 on the bracket 1, when the sliding block is close to the middle, the connecting rod 11 on the connecting ring 10 is aligned with the connecting hole 83 on the lifting hook 81 through manual adjustment, so that the two lifting hooks 81 are combined, the circle center of the connecting ring 10 and the circle center of the pin shaft 7 on the lifting hook 81 are on the same straight line, the connecting ring 10 can rotate along with the movement of the lifting hook 81, double hooks or single hooks can be switched according to the types of objects through the flow, the lifting hooks do not need to be detached and installed, the labor is saved, and the working efficiency is improved.

Specific use and action of the embodiment: according to the utility model, the external electric wrench is aligned with the nut 4 on the bidirectional screw rod 3, the bidirectional screw rod 3 is driven to rotate by the external electric wrench, the bidirectional screw rod 3 drives the sliding block 5 to move towards the middle along the sliding groove 2 on the bracket 1, when the sliding block approaches the middle, the connecting rod 11 on the connecting ring 10 is aligned with the connecting hole 83 on the lifting hook 81 by manual adjustment, so that the two lifting hooks 81 are combined into one, and the connecting ring 10 can move and rotate along with the lifting hook 81 due to the fact that the circle center of the connecting ring 10 and the circle center of the pin shaft 7 on the lifting hook 81 are on the same straight line.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. Bridge crane conversion hoist, including support (1), its characterized in that: spout (2) have been seted up to the bottom surface of support (1), the inboard rotation of spout (2) is connected with two-way lead screw (3), the inside extension of support (1) is passed to outside to the one end of two-way lead screw (3) is fixed with nut (4), the outside threaded connection of two-way lead screw (3) has slider (5), the bottom surface of slider (5) is fixed with mount pad (6), the inboard of mount pad (6) is fixed with round pin axle (7), the outside rotation of round pin axle (7) is connected with hoist (8), hoist (8) are including lifting hook (81) and connecting block (82), connecting hole (83) have been seted up to one side of connecting block (82), mounting groove (9) have been seted up in the outside of support (1), the inboard sliding connection of mounting groove (9) has go-between (10), the both sides of go-between (10) all are fixed with connecting rod (11).

2. The bridge crane conversion sling as defined in claim 1, wherein: the sliding groove (2) is of a T-shaped structure.

3. The bridge crane conversion sling as defined in claim 1, wherein: the sliding block (5) is of a T-shaped structure, and the outer side of the sliding block (5) is in sliding connection with the inner side of the sliding groove (2).

4. The bridge crane conversion sling as defined in claim 1, wherein: the lifting appliance (8) is of an integrated structure.

5. The bridge crane conversion sling as defined in claim 1, wherein: the installation groove (9) is of an arc-shaped structure, and the circle center of the installation groove (9) and the circle center of the pin shaft (7) are in the same straight line.

6. The bridge crane conversion sling as defined in claim 1, wherein: the circle center of the connecting ring (10) and the circle center of the pin shaft (7) are positioned on the same straight line.

7. The bridge crane conversion sling as defined in claim 1, wherein: one end of the connecting rod (11) is in plug-in fit with the inner side of the connecting hole (83).