CN214192237U - Crane hook anti-falling device with high stability - Google Patents

Abstract

The application discloses hoist technical field's hoist lifting hook anticreep device of strong stability, including two door-shaped frames, be connected with cart running gear between two door-shaped frames, be equipped with dolly running gear on the cart running gear, be equipped with hoisting mechanism on the dolly running gear, hoisting mechanism includes the connecting piece, and the connecting piece passes through the steel cable and is connected with dolly running gear, fixedly connected with couple on the connecting piece, couple include crotch end and link, leave the cavity in the crotch end, the crotch end is equipped with dodges the hole, dodges hole and cavity intercommunication, and it has the locking mechanism to rotate in the cavity to be connected with, and the one end of locking mechanism is worn out from dodging the hole, and it has the snap ring that the locking mechanism used to cooperate to rotate on the link. This scheme is through setting up locking mechanism and rotating in the crotch end cavity and connecting the mutual lock at the link snap ring, and then seals the breach of couple, and it rocks too big to lift by crane the thing when avoiding lifting by crane, and the rope is from the condition of droing in the couple, and then has avoided lifting by crane dropping of thing.

Description

Crane hook anti-falling device with high stability

Technical Field

The utility model relates to a hoist technical field, concretely relates to crane hook anticreep device of strong stability.

Background

The crane is also called as a traveling crane, a crown block and the like, is a general name of a crane by people, and is mainly used for lifting and moving goods yards and heavy objects indoors and outdoors. The crane comprises two door-shaped frames, a cart running structure is fixedly connected between the two door-shaped frames, a trolley running mechanism is arranged on the cart running mechanism, and a hook is connected to the trolley running mechanism. In the conventional travelling crane, a rope is generally used for binding a lifted object, and then the rope is hung in a hook of the travelling crane, and the hook is not completely closed, so that when the lifted object is lifted, if the lifted object shakes excessively, the rope may fall off from the hook, and the lifted object falls and is damaged.

SUMMERY OF THE UTILITY MODEL

The utility model provides a crane hook anticreep device of strong stability to the problem that drops in the hook is probably followed to the thing of lifting by crane when solving present crane operation.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a hoist lifting hook anticreep device of strong stability, includes two door-shaped frames, fixedly connected with cart running gear between two door-shaped frames, is equipped with dolly running gear on the cart running gear, is equipped with on the dolly running gear and lifts by crane the mechanism, it includes the connecting piece to lift by crane the mechanism, and the connecting piece passes through the steel cable and is connected with dolly running gear, fixedly connected with couple on the connecting piece, the couple includes crotch end and link, leave the cavity in the crotch end, the crotch end is equipped with dodges the hole, dodges hole and cavity intercommunication, it has the locking mechanism to rotate in the cavity, and the one end of locking mechanism is worn out from dodging the hole, it has the snap ring that the locking mechanism used to cooperate to rotate on the link.

The utility model discloses the theory of operation: when the rope binding device is used, a rope binding a lifted object is hung in the hook, the hook comprises a hook end and a connecting end, the hook end and the connecting end are provided with a notch for the rope to be sleeved in, a cavity is reserved in the hook end, the hook end is provided with an avoiding hole, the cavity is rotatably connected with a locking mechanism, and meanwhile, the connecting end is rotatably connected with a snap ring matched with the locking mechanism for use, so that the rope passes through the notch of the hook and is sleeved on the hook, then the snap ring is rotated to enable the snap ring to be sleeved on the locking mechanism, and the notch of the hook is sealed through the snap ring. When the rope needs to be taken out, the locking mechanism is pressed, the locking mechanism moves to the cavity, the locking mechanism is loosened to be buckled with the clamping ring, then the clamping ring is rotated to open the notch of the hook, and then the rope is taken out of the hook.

The utility model has the advantages that: this scheme is through setting up locking mechanism and rotating in the crotch end cavity and connecting the mutual lock at the link snap ring, and then seals the breach of couple, and it rocks too big to lift by crane the thing when avoiding lifting by crane, and the rope is from the condition of droing in the couple, and then has avoided lifting by crane dropping of thing.

Further, locking mechanism includes the buckle, the one end of buckle is passed through the dead axle and is rotated the connection in the cavity, the other end of buckle passes and dodges the hole and is located the crotch and hold outside. The clamping ring is prevented from being locked by one end of the avoiding hole extending out of the buckle, the clamping ring is prevented from moving, the buckle is rotated when the clamping ring is taken out, and the clamping ring is removed from being locked in the cavity.

Furthermore, a torsion spring is arranged at the rotary connection position of the buckle and the fixed shaft. Its purpose, through this kind of setting, under the initial condition, the buckle stretches out outside dodging the hole, then when the snap ring removed to buckle department, pressed the buckle through the snap ring, pressed the buckle to the cavity in, the torsional spring was in the wrench movement state this moment, crossed the buckle back when the snap ring, the snap ring was not oppressing the snap ring, the buckle recovered to initial position under the spring action of torsional spring this moment, blocked the snap ring and prevented the snap ring from removing.

Furthermore, the end face of one end of the buckle, which is positioned outside the avoidance hole, is an inclined plane which inclines downwards. Its purpose, through this kind of setting, the snap ring of being convenient for moves on the buckle when the pressure moves the buckle.

Furthermore, a water baffle is arranged at the top of the avoiding hole and is fixedly connected with the hook end. Its purpose shelters from the rainwater through the breakwater, avoids the rainwater through-hole to dodge the hole and enters into the cavity, leads to torsional spring to rust in the cavity.

Further, the hook is coated with an antirust coating. Its purpose is, avoid the couple to rust after exposing for a long time in the open air.

Further, the inner concave surface of the hook end is coated with a smooth coating. The purpose is to avoid the rope from being worn off due to the friction between the rope and the hook end after the rope is hung on the hook end through the arrangement.

Drawings

Fig. 1 is a schematic structural view of a crane hook anti-drop device with strong stability of the utility model;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is a cross-sectional view of the front view of the hanger of FIG. 2;

fig. 4 is a cross-sectional view of the snap ring of fig. 2.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a door-shaped frame 1, a cart running mechanism 2, a trolley running mechanism 3, a steel rope 4, a connecting piece 5, a connecting end 6, a snap ring 7, a water baffle 8, a buckle 9, a hook end 10, a dead axle 11 and a cavity 12.

The embodiments are substantially as shown in figures 1, 2, 3 and 4 of the accompanying drawings:

a crane hook anti-drop device with strong stability comprises two portal frames 1, a cart running mechanism 2 is arranged between the two portal frames 1, a trolley running mechanism 3 is arranged on the cart running mechanism 2, a hoisting mechanism is arranged on the trolley running mechanism 3, the hoisting mechanism comprises a connecting piece 5, the connecting piece 5 is connected with the trolley running mechanism 3 through a steel rope 4, a hook is fixedly connected onto the connecting piece 5 and is coated with an anti-rust coating and comprises a hook end 10 and a connecting end 6, the hook end 10 and the connecting end 6 are integrally formed, the inner concave surface of the hook end 10 is coated with a ceramic smooth coating, a cavity 12 is reserved in the hook end 10, a dodging hole is arranged in the hook end 10 and is communicated with the cavity 12, a water baffle 8 is arranged at the top of the dodging hole, the water baffle 8 is fixedly connected with the hook end 10, a locking mechanism is arranged in the cavity 12, and comprises a buckle 9, the one end of buckle 9 is passed through dead axle 11 and is rotated and connect in cavity 12, and the other end of buckle 9 passes and dodges the hole and be located outside hook end 10, and the terminal surface that buckle 9 is located the outer one end of hook end 10 is the inclined plane of downward sloping, and buckle 9 is equipped with the torsional spring with dead axle 11's rotation junction, and the last swivelling joint of link 6 has the snap ring 7 that the mechanism used of cooperation locking.

The specific implementation process is as follows:

during the use, will bind the rope of lifting work and hang into the couple, because the couple includes crotch end 10 and link 6, so crotch end 10 and link 6 leave the breach that supplies the rope to embolia, and leave cavity 12 in the crotch end 10, and be equipped with on the crotch end 10 and dodge the hole, because the swivelling joint has locking mechanism in the cavity 12, swivelling joint has snap ring 7 that the cooperation locking mechanism used on the link 6 simultaneously, so pass through the breach of couple at the rope, embolia on the couple, then rotate snap ring 7 and make snap ring 7 cover on locking mechanism, seal the breach of couple through snap ring 7. When the rope needs to be taken out, the locking mechanism is pressed, moves into the cavity 12, is loosened from the clamping ring 7, then rotates the clamping ring 7 to open the gap of the hook, and then takes out the rope from the hook.

Claims (7)

1. The utility model provides a strong stability's crane hook anticreep device, includes two door-shaped frames, fixedly connected with cart running gear between two door-shaped frames, is equipped with dolly running gear on the cart running gear, is equipped with hoisting mechanism on the dolly running gear, hoisting mechanism includes the connecting piece, and the connecting piece passes through the steel cable to be connected with dolly running gear, fixedly connected with couple on the connecting piece, the couple includes crotch end and link, its characterized in that: the improved hook is characterized in that a cavity is reserved in the hook end, an avoiding hole is formed in the hook end and communicated with the cavity, a locking mechanism is rotatably connected in the cavity, one end of the locking mechanism penetrates out of the avoiding hole, and a clamping ring matched with the locking mechanism to use is rotatably connected to the connecting end.

2. A strong stability crane hook anti-drop device as claimed in claim 1, wherein: the locking mechanism comprises a buckle, one end of the buckle is rotatably connected in the cavity through a fixed shaft, and the other end of the buckle penetrates through the avoiding hole and is located outside the hook end.

3. A strong stability crane hook anti-drop device as claimed in claim 2, wherein: and a torsional spring is arranged at the rotary connection part of the buckle and the fixed shaft.

4. A strong stability crane hook anti-drop device as claimed in claim 3, wherein: the end face of one end of the buckle, which is positioned outside the avoidance hole, is an inclined plane which inclines downwards.

5. A strong stability crane hook anti-drop device as claimed in claim 4, wherein: and the top of the avoiding hole is provided with a water baffle which is fixedly connected with the hook end.

6. A strong stability crane hook anti-drop device as claimed in claim 5, wherein: and the hook is coated with an antirust coating.

7. A strong stability crane hook anti-drop device as claimed in claim 6, wherein: the inner concave surface of the hook end is coated with a smooth coating.

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