CN212769416U

CN212769416U - Self-locking hook device for crane

Info

Publication number: CN212769416U
Application number: CN202021692891.9U
Authority: CN
Inventors: 窦雪玲
Original assignee: Tianjin Tongtai Xinmiao Enterprise Management Consulting Co ltd
Current assignee: Tianjin Tongtai Xinmiao Enterprise Management Consulting Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-03-23
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses a hoist is with self-locking couple device belongs to hoist hook assembly field, including the lifting hook, hinged joint is passed through with the one end of pin on the lateral wall right side of lifting hook, the lateral wall right side of lifting hook is installed the other end of spring and is connected with the lateral wall right side of pin, the other end that the lateral wall left side of lifting hook was seted up recess and pin is located the recess inside wall, the one end of lifting hook passes through cotter A with connecting block A's inside wall and is connected, the fixed block is installed at connecting block A's top. The utility model discloses a pin, hinge, recess, hinge and lifting hook mutually support to can prevent that the heavy object from rocking the landing, rethread lithium cell, central processing unit, analog-to-digital converter, bee calling organ, LED display and pressure sensor mutually support, thereby can effectually measure the bearing to the heavy object and prevent heavy object overload damage lifting hook, be fit for being extensively promoted and used.

Description

Self-locking hook device for crane

Technical Field

The utility model relates to a crane hook assembly technical field especially relates to a hoist is with self-locking hook device.

Background

A hook is one of the most common spreaders in hoisting machinery. The hook is often suspended from the wire rope of the hoisting mechanism by means of a pulley block or the like. The lifting hook is usually provided with an anti-falling part, the anti-falling part is hinged on the hook body, a torsional spring is arranged at the hinged position, and after a lifting rope on an object to be dropped is hung, the anti-falling part blocks an opening of the lifting hook to prevent the lifting rope from being separated from the lifting hook. The lifting hook is easy to open when the anti-falling part accidentally touches a foreign body, and has great potential safety hazard.

Patent No. CN201520460177 discloses a self-locking hook device, including colluding the body, anticreep spare and wire rope, collude the internal self-locking chamber that has of internal, the anticreep spare articulates the self-locking intracavity is provided with the torsional spring that makes the anticreep spare open in articulated department, the inner of anticreep spare has the pull rod, wire rope inserts the self-locking chamber through the upper end of the coupler body, have the knot that prevents wire rope from breaking away from the coupler body on the wire rope, pull rod and wire rope connect. This hook assembly has improved the stability of anticreep piece greatly, improves the anticreep effect.

At present, the technology has certain defects: 1. the lifting hook is not firm enough when a heavy object is hung and moved, so that the heavy object is easy to fall off when shaking; 2. failure to display the weight of the lifted weight results in the weight being overloaded and damaging the hook.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hoist is with self-locking lifting hook device mutually supports through pin, hinge, recess, hinge and lifting hook to can prevent that the heavy object from rocking the landing, rethread lithium cell, central processing unit, analog-to-digital converter, bee calling organ, LED display and pressure sensor mutually support, thereby can effectually measure the bearing to the heavy object and prevent heavy object overload damage lifting hook, can effectively solve the problem among the background art.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of self-locking lifting hook device for hoist, including the lifting hook, hinged joint is passed through with the one end of pin on the lateral wall right side of lifting hook, the lateral wall right side of lifting hook is installed the other end of spring and is connected with the lateral wall right side of pin, the lateral wall left side of lifting hook is seted up the other end of recess and pin and is located the recess inside wall, the one end of lifting hook passes through cotter A with connecting block A's inside wall and is connected, the fixed block is installed at connecting block A's top, the LED display is installed to the lateral wall of fixed block, bee calling organ is installed to the lateral wall right side bottom of fixed block, pressure sensor is installed to.

Optionally, a connecting block B is installed at the top of the fixing block, and the inner side wall of the connecting block B is connected with the bottom of the outer side wall of the hanging ring through a pin bolt B.

Optionally, an analog-digital converter is installed on the inner side wall of the fixed block, the output end of the pressure sensor is electrically connected with the input end of the analog-digital sensor, and the output end of the analog-digital converter is electrically connected with the input end of the LED displayer.

Optionally, a central processing unit is installed on the inner side wall of the fixed block, the output end of the pressure sensor is electrically connected with the input end of the central processing unit, and the output end of the central processing unit is electrically connected with the input end of the buzzer.

Optionally, the lithium cell is installed to the inside wall of fixed block, the input of LED display, the input of buzzer and pressure sensor's input all with the output electric connection of lithium cell.

The utility model has the advantages as follows:

1. the utility model is practical, convenient to operate and good in use effect, the left side outer wall of the lifting hook is provided with a groove, the right side of the outer side wall of the lifting hook is provided with a hinge, the other end of the hinge is provided with a stop lever, so that the stop lever can rotate on the right side of the outer side wall of the lifting hook, one end of the stop lever is positioned at the inner side wall of the groove, the right side of the outer side wall of the stop lever is connected with the right side of the outer side wall of the lifting hook through a spring, the spring is positioned at the bottom of the hinge, when the stop lever is not subjected to external force, the stop lever is subjected to thrust due to the elasticity of the spring, so that one end of the stop lever in an original state is positioned at the left side of the inner side wall of the groove, when a heavy object extrudes the stop lever to enable the stop lever to extrude, the heavy object rocks and falls.

2. In the utility model, a pressure sensor is arranged on the inner side wall of the lifting hook, a connecting block A is arranged at the bottom of a fixed block, the outer side wall of the connecting block A is connected with the outer side wall of the lifting hook through a bolt A, a lithium battery, an analog-digital sensor and a central processing unit are arranged on the inner side wall of the fixed block, the lithium battery provides the whole circuit electric energy, the output end of the pressure sensor is electrically connected with the input end of the analog-digital sensor, when a heavy object is pressed on the outer side wall of the pressure sensor, the pressure sensor transmits a signal to the analog-digital sensor, the output end of the analog-digital sensor is electrically connected with the input end of an LED display, thereby the weight of the heavy object to be hung is displayed by the LED display, the output end of the pressure sensor is electrically connected, thereby when the heavy object transships central processing unit signals for bee calling organ to bee calling organ reports to the police and reminds that the heavy object transships, thereby can avoid the heavy object transships and damage the lifting hook.

Drawings

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

Fig. 1 is a schematic view of an overall structure of a self-locking hook device for a crane according to an embodiment of the present invention;

fig. 2 is a schematic view of a hook structure of a self-locking hook device for a crane according to an embodiment of the present invention.

In the figure: 1. a hook; 2. connecting a block A; 3. a fixed block; 4. a pin bolt A; 5. hanging a ring; 6. a pin B; 7. connecting block B; 8. an LED display; 9. a buzzer; 10. a pressure sensor; 11. a groove; 12. a stop lever; 13. a hinge; 14. a spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A self-locking hook device for a crane according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.

As shown in fig. 1-2, a hoist is with auto-lock hook assembly, including lifting hook 1, hinge 13 connection is passed through to lifting hook 1's lateral wall right side and the one end of pin 12, the lateral wall right side of lifting hook 1 is installed spring 14 and spring 14's the other end and is connected with the lateral wall right side of pin 12, the lateral wall left side of lifting hook 1 is seted up the other end that recess 11 and pin 12 are located recess 11 inside wall, lifting hook 1's one end and connecting block A2's inside wall are connected through cotter A4, fixed block 3 is installed at connecting block A2's top, LED display 8 is installed to the lateral wall of fixed block 3, bee calling organ 9 is installed to the lateral wall right side bottom of fixed block 3, pressure sensor 10 is installed to lifting hook 1's inside. Wherein, mutually support through pin, hinge, recess, hinge and lifting hook to can prevent that the heavy object from rocking the landing, rethread lithium cell, central processing unit, analog-to-digital converter, bee calling organ, LED display and pressure sensor mutually support, thereby can effectually measure the bearing to the heavy object and prevent heavy object overload damage lifting hook.

In this embodiment, as shown in fig. 1, a connection block B7 is installed on the top of the fixing block 3, and the inner side wall of the connection block B7 is connected to the bottom of the outer side wall of the hanging ring 5 by a pin B6. Wherein, the link is conveniently connected with the navigation car.

In this embodiment, as shown in fig. 2, an analog-to-digital converter is installed on an inner side wall of the fixing block 3, an output end of the pressure sensor 10 is electrically connected to an input end of the analog-to-digital sensor, and an output end of the analog-to-digital converter is electrically connected to an input end of the LED display 8. Wherein the analog-to-digital sensor is capable of converting the electrical signal to a digital signal.

In this embodiment, as shown in fig. 1, a central processing unit is installed on the inner side wall of the fixing block 3, an output end of the pressure sensor 10 is electrically connected to an input end of the central processing unit, and an output end of the central processing unit is electrically connected to an input end of the buzzer 9. Wherein, the inside of the central processing unit is provided with a weight limit value for hanging the weight maximally.

In this embodiment, as shown in fig. 1, a lithium battery is installed on the inner side wall of the fixing block 3, and the input end of the LED display 8, the input end of the buzzer 9, and the input end of the pressure sensor 10 are electrically connected to the output end of the lithium battery. Wherein, the LED display can effectively show heavy object numerical value.

It should be noted that, the utility model relates to a self-locking hook device for crane, in operation, the left side lateral wall of lifting hook 1 is equipped with recess 11, hinge 13 is installed on the lateral wall right side of lifting hook 1, pin 12 is installed on the other end of hinge 13, so that pin 12 can rotate on the lateral wall right side of lifting hook 1, one end of pin 12 is located the inside wall of recess 11, the lateral wall right side of pin 12 is connected with the lateral wall right side of lifting hook 1 through spring 14, spring 14 is located the bottom of hinge, when pin 12 does not receive external force, because the elasticity of spring 14 makes the pin receive thrust, so one end of pin 12 is located the inside wall left side of recess 11 in original state, when the weight extrudes the pin makes pin 12 extrude spring 14, so that pin 12 slides on the inside wall of recess 11, when the weight is hung behind the inside wall of lifting hook 1, the stop lever 12 restores the original state, thereby the weight is self-locked at the lifting hook 1, thereby the weight can be prevented from falling when moving, the weight is rocked and falls, the pressure sensor 10 is installed on the inner side wall of the lifting hook 1, the connecting block A2 is installed at the bottom of the fixing block 3, the outer side wall of the connecting block A2 is connected with the outer side wall of the lifting hook 1 through the bolt A4, the lithium battery is installed on the inner side wall of the fixing block 3, the analog digital sensor and the central processing unit are provided with the whole circuit electric energy, the output end of the pressure sensor 10 is electrically connected with the input end of the analog digital sensor, when the weight is pressed on the outer side wall of the pressure sensor 10, the pressure sensor 10 transmits the signal to the analog digital sensor, the output end of the analog digital sensor is electrically connected with the input end of the LED display 8, thereby the, the weight is got to the inside biggest string of setting for of central processing unit, central processing unit's output and buzzer 9 input electric connection to central processing unit signals for buzzer 9 when the heavy object transships, thereby buzzer 9 reports to the police and suggests that the heavy object transships, thereby can avoid the heavy object overload to damage the lifting hook. The specific types of the components are as follows: an OMEGA PX405 pressure sensor; ohm dragon E8Y-O5B LED display.

The utility model relates to a self-locking hook device 1 and a hook for a crane; 2. connecting a block A; 3. a fixed block; 4. a pin bolt A; 5. hanging a ring; 6. a pin B; 7. connecting block B; 8. an LED display; 9. a buzzer; 10. a pressure sensor; 11. a groove; 12. a stop lever; 13. a hinge; 14. the spring elements are all standard elements or elements known to the person skilled in the art, the structure and the principle of which are known to the person skilled in the art by means of technical manuals or by means of routine experimentation.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A self-locking hook device for a crane comprises a hook (1) and is characterized in that, the right side of the outer side wall of the lifting hook (1) is connected with one end of the stop lever (12) through a hinge (13), a spring (14) is arranged on the right side of the outer side wall of the lifting hook (1), the other end of the spring (14) is connected with the right side of the outer side wall of the stop lever (12), a groove (11) is formed in the left side of the outer side wall of the lifting hook (1), the other end of the stop lever (12) is positioned on the inner side wall of the groove (11), one end of the lifting hook (1) is connected with the inner side wall of the connecting block A (2) through a pin bolt A (4), a fixed block (3) is arranged at the top of the connecting block A (2), an LED display (8) is arranged on the outer side wall of the fixed block (3), a buzzer (9) is arranged at the bottom of the right side of the outer side wall of the fixed block (3), and a pressure sensor (10) is installed at the bottom of the inner side wall of the lifting hook (1).

2. The self-locking hook device for the crane according to claim 1, wherein a connecting block B (7) is installed at the top of the fixing block (3), and the inner side wall of the connecting block B (7) is connected with the bottom of the outer side wall of the hanging ring (5) through a pin B (6).

3. The self-locking hook device for the crane according to claim 1, wherein an analog-digital converter is installed on the inner side wall of the fixed block (3), the output end of the pressure sensor (10) is electrically connected with the input end of the analog-digital sensor, and the output end of the analog-digital converter is electrically connected with the input end of the LED display (8).

4. The self-locking hook device for the crane as claimed in claim 1, wherein a central processing unit is installed on the inner side wall of the fixed block (3), the output end of the pressure sensor (10) is electrically connected with the input end of the central processing unit, and the output end of the central processing unit is electrically connected with the input end of the buzzer (9).

5. The self-locking hook device for the crane as claimed in claim 1, wherein a lithium battery is mounted on the inner side wall of the fixed block (3), and the input end of the LED display (8), the input end of the buzzer (9) and the input end of the pressure sensor (10) are electrically connected with the output end of the lithium battery.