CN208200194U - A kind of loop wheel machine - Google Patents

Abstract

The utility model discloses a crane, which comprises a vertical rod and a truss. The bottom of the vertical rod is provided with a base, the base is provided with a winch and a translation motor, the truss is provided with pulleys and double pulleys, and the truss is provided with a wire rope fixing plate. and the fixed pulley, the truss is provided with a movable hook car, the movable hook car includes a mobile bracket, pulleys are respectively arranged on both sides of the top of the mobile bracket, rail wheels are arranged on both sides of the bottom of the mobile bracket, and the mobile bracket is fixedly connected with The reciprocating rope, the other end of the reciprocating rope passes through the fixed pulley and goes around the double pulley and the rope sheave to connect with the rotating shaft of the translation motor. A movable pulley hook is arranged under the moving bracket, and a steel wire rope is connected to the movable pulley hook. One end of the wire rope is fixed on the wire rope fixed plate, and the other end of the wire rope passes through the pulley on the right side, the movable pulley hook, the pulley on the left side and the turning wheel to connect with the windlass of the hoist. The utility model is easy to maintain and install, saves cost, and has good rainproof and positive effects.

Description

a crane

technical field

The utility model relates to the technical field of cranes, in particular to a crane.

Background technique

Cranes or cranes that have been in use for a hundred years usually place the power on the top of the crane and walk with the hook. Going to a high place, exposed to the sun and rain, there is a problem of safety and reliability, and the motor with reducer and its mechanism are large in volume and weight, so it can only be hung in the form of I-beam exposed and double-sided under the I-beam. Rail wheels are used to slide on the edge and driven by another motor, so the volume and weight are larger. When encountering installation and maintenance, it is often necessary to climb up to a high place, especially the tower crane in the construction industry, which is hundreds of meters high. Bring inconvenience, simultaneously its manufacturing cost is also high.

Aiming at the problems in the related technologies, no effective solution has been proposed yet.

Utility model content

Aiming at the problems in the related art, the utility model proposes a crane to overcome the above-mentioned technical problems existing in the related art.

The technical scheme of the utility model is achieved in that:

A crane, including a pole and a truss, wherein, the bottom of the pole is provided with a base, the base is provided with a winch and/or a translation motor, and the top of the pole is provided with a rotating sleeve, so The rotating sleeve is fixedly connected with a truss, and the truss is provided with a running wheel and/or double pulleys above the rotating sleeve, and the end of the truss away from the rotating sleeve is provided with a wire rope fixing plate and/or There is a fixed pulley, the truss is provided with a movable hook car, the movable hook car includes a mobile bracket located in the truss, pulleys are respectively arranged on both sides of the top of the mobile bracket, and the Both sides of the bottom are provided with rail wheels that match the bottom rails of the truss, and a reciprocating rope mechanism is fixedly connected to the side opposite to the fixed pulley on the mobile support, and the other end of the reciprocating rope is connected to the mobile support. After the right side is fixed, pass through the fixed pulley and go around the double pulley and the pair of rope sheaves arranged on the base in turn, one of the rope sheaves is connected with the rotating shaft of the translation motor, and the moving bracket A movable pulley hook is arranged below the movable pulley hook, and a steel wire rope is connected to the movable pulley hook. One end of the steel wire rope is fixed on the steel wire rope fixing plate, and the other end of the steel wire rope passes through the pulley on the right side of the mobile bracket in turn. The upper part, the movable pulley hook, the upper part of the pulley on the left side of the mobile support and the pulley are connected with the windlass of the winch. The utility model can also be made into forms such as gantry cranes.

Wherein, the base is a wallboard or the ground.

Wherein, the base is a track type or a two-movable base.

Wherein, the cross-section of the truss is a rectangular tube or a steel structure with a grooved bottom.

Wherein, the grooves of the pair of rope sheaves are wedge-shaped independent rings with several grooves.

Wherein, or also include two fixed pulleys (can cooperate with the movable pulley to form several groups), the two fixed pulleys are located at the top middle of the mobile bracket, and when the two fixed pulleys are provided, the other ends of the steel wire ropes are passed through in turn. Through the top of the pulley on the right side of the mobile support, the movable pulley hook, two fixed pulleys, the movable pulley hook, the top of the pulley on the left side of the mobile support and the pulley are connected with the windlass of the hoist.

Beneficial effects of the utility model: compared with the prior art, by moving down the power and mechanism of the lifting and moving part of the hook driving part with a complex structure and a large volume, the benefits are simplified structure and truss volume, Easy maintenance and installation, cost saving, good rainproof and beautiful appearance.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only the present invention. For some embodiments of the present invention, those of ordinary skill in the art can also obtain other drawings based on these drawings on the premise of not paying creative efforts.

Fig. 1 is a schematic structural view of a crane according to an embodiment of the present invention;

Fig. 2 is a schematic structural diagram of a movable hook car according to an embodiment of the present invention.

In the picture:

1. Pole; 2. Truss; 3. Base; 4. Hoist; 5. Translating motor; 6. Rotating sleeve; 7. Wheel; 8. Double pulley; 1. Movable hook car; 12. Mobile bracket; 13. Pulley; 14. Rail wheel; 15. Reciprocating rope; 16. Rope sheave; 17. Movable pulley hook;

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments without creative work obtained by those skilled in the art belong to the protection scope of the present utility model.

According to an embodiment of the utility model, a crane is provided.

As shown in Fig. 1 and Fig. 2, the crane according to the embodiment of the utility model includes a pole 1 and a truss 2, wherein, the bottom of the pole 1 is provided with a base 3, and the base 3 is provided with a winch 4 and a translation motor 5, the top of the vertical pole 1 may be provided with a rotating sleeve 6, and the rotating sleeve 6 is fixedly connected with a truss 2, and the truss 2 is provided with a turning wheel 7 and Double pulley 8, the end of the truss 2 away from the rotating sleeve 6 is provided with a wire rope fixed plate 9 and a fixed pulley 10, and the truss 2 is provided with a movable hook car 11, and the movable hook car 11 includes The mobile support 12 located in the truss 2, the top sides of the mobile support 12 are provided with pulleys 13 respectively, and the bottom sides of the mobile support 12 are provided with rail wheels 14 matching with the bottom track of the truss 2 , or a reciprocating rope mechanism can be installed: a reciprocating rope 15 is fixedly connected to the side opposite to the fixed pulley-10 on the mobile bracket 12, and the other end of the reciprocating rope 15 passes through the fixed pulley-10 and sequentially One of the double pulleys 8 and the rope sheave 16 arranged on the base 3 is connected to the rotating shaft of the translation motor 5, and a movable pulley hook 17 is arranged below the mobile bracket 12, and the movable pulley hook 17 is connected with a wire rope 18, one end of the wire rope 18 is fixed on the wire rope fixing plate 9, and the other end of the wire rope 18 passes through the top of the pulley 13 on the right side of the mobile bracket 12, the movable pulley hook 17 , the top of the pulley 13 on the left side of the mobile support 12 and the pulley 14 are connected with the windlass of the winch 4 .

In a specific application, the base 3 is a wallboard or a ground. The base 3 is a track type or two mobile bases. The cross section of the truss 2 is a rectangular tube or steel structure with a grooved bottom. Each groove of the rope sheave 16 is a wedge-shaped independent ring. The utility model may also include two fixed pulleys 19, the two fixed pulleys 19 are located in the middle of the top of the mobile bracket 12, and when the two fixed pulleys 19 are provided, the other end of the steel wire rope 18 passes through the The top of the pulley 13 on the right side of the mobile support 12, the movable pulley hook 17, the fixed pulley two 19, the movable pulley hook 17, the top of the pulley 13 on the left side of the mobile support 12 and the pulley 14 are connected with the windlass of the winch 4, so Said this pulley can be combined with several groups up and down. The utility model can also be made into forms such as gantry cranes.

To sum up, with the help of the above-mentioned technical solution of the present utility model, by moving down the power and mechanism of the lifting and moving part of the hook driving part with a complex structure and a large volume, the benefits brought are the simplified structure and the volume of the truss , easy maintenance and installation, cost saving, good rainproof and beautiful appearance.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in the Within the protection scope of the present utility model.

Claims (6)

1. a kind of loop wheel machine, including upright bar and truss, wherein the bottom of the upright bar is provided with pedestal, is provided on the pedestal Hoist engine and or have a translation motor, the top of the upright bar or be provided with turning set, be fixedly connected with purlin on the turning set Frame, be located on the truss above the turning set be provided with turn wheel and or have sister block, turn on the truss far from described One end of dynamic set be provided with steel wire rope fixed plate and or have fixed pulley one, be provided with removable hook vehicle on the truss, it is described can Movable hook vehicle feature includes: the mobile bracket in the truss, and the top two sides of the mobile bracket are respectively arranged with cunning Wheel, the two sides of the bottom of the mobile bracket are provided with the rail wheel matched with the truss base track, on the mobile bracket The side opposite with the fixed pulley one is fixedly connected with reciprocal rope, and the other end back and forth restricted passes through the fixed pulley one And it successively around sister block and the pairs of rope sheave being set on the pedestal and is tensioned, one of rope sheave and the translation The rotation axis connection of motor is provided with movable pulley suspension hook below the mobile bracket, is connected with steel on the movable pulley suspension hook Cord, one end of the wirerope are fixed in the steel wire rope fixed plate, and the other end of the wirerope sequentially passes through described The top of pulley on the right side of mobile bracket, movable pulley suspension hook, pulley on the left of the mobile bracket top and turn wheel and volume Raise the winch connection of machine.

2. loop wheel machine according to claim 1, which is characterized in that the pedestal is wallboard or ground.

3. loop wheel machine according to claim 1, which is characterized in that the pedestal is rail mounted or two mobile bases.

4. loop wheel machine according to claim 1, which is characterized in that the truss cross section is the rectangular tube or steel of bottom slot Structure.

5. loop wheel machine according to claim 1, which is characterized in that each slot of the rope sheave is that wedge independence shape is cyclic annular.

6. loop wheel machine according to claim 1, which is characterized in that further include fixed pulley two, the fixed pulley two is located at described The top middle portion of mobile bracket, and when having the fixed pulley two, the other end of the wirerope sequentially passes through the movement The top of pulley on the right side of bracket, movable pulley suspension hook, fixed pulley two, movable pulley suspension hook, pulley on the left of the mobile bracket Top and the winch connection for turning wheel and hoist engine.