CN217126670U

CN217126670U - Crane unhooking-proof device capable of being opened and closed remotely

Info

Publication number: CN217126670U
Application number: CN202220858761.0U
Authority: CN
Inventors: 张士星; 黄梓庭; 王光楚
Original assignee: Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
Current assignee: Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2022-08-05
Anticipated expiration: 2032-04-14

Abstract

The utility model discloses a crane anti-unhooking device with remote control opening and closing, which comprises a C-shaped clamp, a lifting hook, a baffle, an electromagnet, a wireless remote control switch and a remote controller; the C-shaped card is connected to the lifting hook, the baffle is hinged to the lifting hook, and the baffle is connected with a balancing weight; the electromagnet and the wireless remote control switch are connected to the C-shaped card, the electromagnet is electrically connected to the wireless remote control switch, and the remote controller controls the wireless remote control press switch through a wireless signal; when the electromagnet is powered off, the baffle naturally droops and is contacted with the hook body of the lifting hook; when the electromagnet is electrified, the electromagnet adsorbs the balancing weight to separate the baffle from the hook body. The utility model discloses accessible remote controller switching mousing-hook's baffle improves work efficiency, also satisfies the production occasion that inconvenient personnel got into simultaneously.

Description

Crane unhooking-proof device capable of being opened and closed remotely

Technical Field

The utility model relates to a hoist technical field especially relates to a hoist mousing-hook device of remote control switching.

Background

At present, a lifting hook is an essential part for mechanical lifting in the processes of industrial production, bridge construction and transportation. The anti-unhooking technology is added on the lifting hook equipment, and is mainly used for preventing a sling from being separated from the lifting hook due to shaking when the lifting hook lifts a heavy object or moves the heavy object, so that property loss and casualties are caused; however, the existing unhooking prevention technology is mostly a mechanical type anti-tripping device, and needs workers to perform manual operation before and after hoisting, so that the unhooking prevention device is not suitable for production occasions where the operators cannot enter conveniently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist mousing-hook device of remote control switching, accessible remote controller switching mousing-hook's baffle improves work efficiency, also satisfies the production occasion that inconvenient personnel got into simultaneously to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a crane unhooking prevention device capable of being opened and closed remotely through remote control comprises a lifting hook, a C-shaped clamp, a baffle plate, an electromagnet, a wireless remote control switch and a remote controller; the C-shaped card is connected to the lifting hook, the baffle is hinged to the lifting hook, and the baffle is connected with a balancing weight; the electromagnet and the wireless remote control switch are connected to the C-shaped card, the electromagnet is electrically connected to the wireless remote control switch, and the remote controller controls the wireless remote control press switch through a wireless signal; when the electromagnet is powered off, the baffle naturally droops and is contacted with the hook body of the lifting hook; when the electromagnet is electrified, the electromagnet adsorbs the balancing weight to separate the baffle from the hook body.

The utility model has the further improvement that the C-shaped card is symmetrically connected to the hook handle of the lifting hook through the bolt, and the electromagnet is vertically connected to the C-shaped card; the hook handle at the bottom of the C-shaped card is connected with an ear plate, and the baffle is rotationally connected to the ear plate.

The utility model discloses a further improvement is, the lateral part of baffle is triangle-shaped, and the base angle of baffle and the coupler body contact of lifting hook, the one corner at baffle top is passed through screw nut subassembly and is connected in the otic placode.

The utility model discloses a further improvement is, the balancing weight is connected in one side at baffle top, and the balancing weight corresponds from top to bottom with the electro-magnet.

The utility model discloses a further improvement scheme is, be equipped with guiding mechanism between baffle and the C type card.

The utility model discloses a further improvement is, guiding mechanism includes gib block and guide holder, and the guide holder is connected on C type card, and the gib block is connected in a baffle top angle department, is equipped with the guide way on the guide holder, and gib block sliding connection is in the guide way.

The utility model discloses a further improvement is, the gib block is the arcuation structure of adaptation with the guide way, and the baffle is flagging naturally and when contacting with the coupler body of lifting hook, the gib block does not deviate from in the guide way.

The utility model discloses a further improvement scheme is, electro-magnet and wireless remote control switch homonymy, and electro-magnet, wireless remote control switch's weight is close with the weight of guide holder.

The utility model discloses a further improvement is, the gib block is located the both sides of baffle respectively with the balancing weight, and the gib block is close with the weight of balancing weight.

The utility model has the advantages that:

first, the utility model discloses a hoist mousing-hook device of remote control switching, accessible remote controller switching mousing-hook's baffle improves work efficiency, also satisfies the production occasion that inconvenient personnel got into simultaneously.

Second, the utility model discloses a hoist mousing-hook device of remote control switching is equipped with guiding mechanism between baffle and the C type card, and more firm when guaranteeing the baffle open and shut is reliable.

Third, the utility model discloses a hoist mousing-hook device of remote control switching, electro-magnet, wireless remote control switch's weight is close with the weight of guide holder, and the gib block is close with the weight of balancing weight, guarantees the holistic equilibrium of lifting hook.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a rear view of the present invention.

Fig. 3 is a partial side view of the present invention.

In the figure: 1-lifting hook, 101-hook body, 102-hook handle, 2-C type card, 3-baffle, 301-screw nut component, 4-electromagnet, 5-wireless remote control switch, 6-remote controller, 7-counterweight block, 8-ear plate, 9-guide mechanism, 901-guide strip and 902-guide seat.

Detailed Description

The invention will be further elucidated with reference to the drawings and the specific embodiments.

Example 1: as shown in fig. 1 to 3, a crane unhooking prevention device capable of being opened and closed remotely comprises a lifting hook 1, a C-shaped clamp 2, a baffle 3, an electromagnet 4, a wireless remote control switch 5 and a remote controller 6; the C-shaped clamp 2 is connected to the lifting hook 1, the baffle 3 is hinged to the lifting hook 1, and the baffle 3 is connected with a balancing weight 7; the electromagnet 4 and the wireless remote control switch 5 are connected to the C-shaped card 2, the electromagnet 4 is electrically connected to the wireless remote control switch 5, and the remote controller 6 controls the wireless remote control press switch through a wireless signal; when the electromagnet 4 is powered off, the baffle 3 naturally droops and is contacted with the hook body 101 of the lifting hook 1; when the electromagnet 4 is electrified, the electromagnet 4 adsorbs the balancing weight 7 to separate the baffle 3 from the hook body 101; the C-shaped clamp 2 is symmetrically connected to the hook handle 102 of the lifting hook 1 through a bolt, and the electromagnet 4 is vertically connected to the C-shaped clamp 2; the hook handle 102 at the bottom of the C-shaped card 2 is connected with an ear plate 8, and the baffle 3 is rotatably connected to the ear plate 8; the side part of the baffle 3 is triangular, the bottom corner of the baffle 3 is contacted with the hook body 101 of the lifting hook 1, and one corner of the top part of the baffle 3 is connected to the ear plate 8 through a screw and nut component 301; the balancing weight 7 is connected to one side of the top of the baffle 3, and the balancing weight 7 corresponds to the electromagnet 4 up and down.

In this embodiment, the wireless remote control switch 5 is Karaoke KGS-B10.

Example 2: the embodiment is a further improvement of the embodiment 1, and the main improvement is that in the use of the embodiment 1, the baffle 3 is easy to shake, so that the baffle is unstable when being opened and closed; in the present embodiment, the above-mentioned defects can be avoided, specifically:

a guide mechanism 9 is arranged between the baffle 3 and the C-shaped card 2; the guide mechanism 9 comprises a guide strip 901 and a guide seat 902, the guide seat 902 is connected to the C-shaped card 2, the guide strip 901 is connected to one corner of the top of the baffle 3, a guide groove is formed in the guide seat 902, and the guide strip 901 is connected to the guide groove in a sliding manner; the guide strip 901 and the guide groove are in an adaptive arc-shaped structure, and when the baffle 3 naturally droops and contacts with the hook body 101 of the lifting hook 1, the guide strip 901 does not depart from the guide groove; the electromagnet 4 is arranged at the same side of the wireless remote control switch 5, and the weight of the electromagnet 4 and the wireless remote control switch 5 is similar to that of the guide seat 902; the guide strip 901 and the counterweight block 7 are respectively positioned at two sides of the baffle 3, and the weight of the guide strip 901 is similar to that of the counterweight block 7. Be equipped with guiding mechanism 9 between baffle 3 and the C type card 2 in this embodiment, more firm reliable when guaranteeing baffle 3 to open and shut.

Otherwise, this embodiment is identical to embodiment 1, and will not be described herein.

The utility model discloses a concrete theory of operation as follows:

under a normal state, the electromagnet 4 is in a power-off state, and the baffle 3 naturally droops under the gravity of the balancing weight 7; when the steel wire rope is hung, the steel wire rope extrudes the baffle 3, and the baffle 3 rotates to enable the steel wire rope to be hung on the hook body 101; when unhooking, operating personnel presses the button on the remote controller 6, and electro-magnet 4 circular telegram adsorbs balancing weight 7, and baffle 3 rotates along the hinge point and separates with hook body 101, can take off wire rope.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a hoist mousing-hook device of remote control switching which characterized in that: comprises a lifting hook (1), a C-shaped card (2), a baffle (3), an electromagnet (4), a wireless remote control switch (5) and a remote controller (6); the C-shaped clamp (2) is connected to the lifting hook (1), the baffle (3) is hinged to the lifting hook (1), and the baffle (3) is connected with a balancing weight (7); the electromagnet (4) and the wireless remote control switch (5) are connected to the C-shaped card (2), the electromagnet (4) is electrically connected to the wireless remote control switch (5), and the remote controller (6) controls the wireless remote control press switch through a wireless signal; when the electromagnet (4) is powered off, the baffle (3) naturally droops and is contacted with the hook body (101) of the lifting hook (1); when the electromagnet (4) is electrified, the electromagnet (4) adsorbs the balancing weight (7) to separate the baffle (3) from the hook body (101).

2. The crane anti-unhooking device opened and closed remotely according to claim 1, wherein: the C-shaped clamp (2) is symmetrically connected to a hook handle (102) of the lifting hook (1) through a bolt, and the electromagnet (4) is vertically connected to the C-shaped clamp (2); the hook handle (102) at the bottom of the C-shaped card (2) is connected with an ear plate (8), and the baffle (3) is rotatably connected on the ear plate (8).

3. The crane anti-unhooking device opened and closed remotely according to claim 1, wherein: the lateral part of baffle (3) is triangle-shaped, and the base angle of baffle (3) contacts with coupler body (101) of lifting hook (1), and the one corner at baffle (3) top is passed through screw nut subassembly (301) and is connected in otic placode (8).

4. A crane hook block preventing device opened and closed remotely as claimed in claim 2 or 3, wherein: the counterweight block (7) is connected to one side of the top of the baffle plate (3), and the counterweight block (7) corresponds to the electromagnet (4) up and down.

5. The crane anti-unhooking device opened and closed remotely according to claim 4, wherein: and a guide mechanism (9) is arranged between the baffle (3) and the C-shaped card (2).

6. The crane anti-unhooking device opened and closed remotely according to claim 5, wherein: the guide mechanism (9) comprises a guide strip (901) and a guide seat (902), the guide seat (902) is connected to the C-shaped card (2), the guide strip (901) is connected to one corner of the top of the baffle (3), a guide groove is formed in the guide seat (902), and the guide strip (901) is connected to the guide groove in a sliding mode.

7. The crane anti-unhooking device opened and closed remotely according to claim 6, wherein: the guide strip (901) and the guide groove are in adaptive arc structures, and when the baffle (3) naturally droops and is in contact with the hook body (101) of the lifting hook (1), the guide strip (901) does not separate from the guide groove.

8. The crane hook drop prevention device opened and closed remotely as claimed in claim 6 or 7, wherein: the electromagnet (4) is arranged at the same side of the wireless remote control switch (5), and the weight of the electromagnet (4) and the weight of the wireless remote control switch (5) are close to that of the guide seat (902).

9. The crane hook drop prevention device opened and closed remotely as claimed in claim 6 or 7, wherein: the guide strip (901) and the balancing weight (7) are respectively positioned on two sides of the baffle (3), and the weight of the guide strip (901) is close to that of the balancing weight (7).