CN218497882U

CN218497882U - Hinge type electromagnet structure of wind vane brake

Info

Publication number: CN218497882U
Application number: CN202222454228.0U
Authority: CN
Inventors: 梅裕裔; 郭承嗣
Original assignee: Anhui Pioneering Electromagnetic Clutches Co ltd
Current assignee: Anhui Pioneering Electromagnetic Clutches Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-02-17
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a hinge type electro-magnet structure of weathercock stopper, including the electromagnet seat, and set up electromagnet core on the electromagnet seat, the cover is equipped with the electro-magnet solenoid on the electromagnet core, the activity is provided with the release backup pad on the electromagnet seat, first through-hole has been seted up to release backup pad lower extreme, wear to be equipped with the backup pad dabber in the first through-hole, backup pad dabber activity sets up on the electromagnet seat, two first recesses have been seted up at release backup pad lower extreme interval, install the torsional spring in the first recess, it establishes to turn round the spring cover the backup pad is epaxial. The utility model discloses convenient to use is swift, can realize preventing that the release backup pad from taking place to drop when rotating, and then makes the normal work of weathercock stopper.

Description

Hinge type electromagnet structure of wind vane brake

Technical Field

The utility model relates to a weathercock stopper technical field, in particular to weathercock stopper's hinge type electromagnet structure.

Background

The wind vane brake can realize the function that the rotating arm of the tower crane can freely rotate along with the wind after the tower crane operator goes off duty or when the tower crane is stopped for a long time and is not used, and prevent the tower crane from being blown down due to the overlarge windward side of the tower arm. After the wind vane mechanism works, under the condition of power failure, the brake is also in a release state, and the tower arm can be freely adjusted to the downwind direction along with the wind, so that the windward area and the windward resistance of the tower arm are minimum, and the tower arm is prevented from toppling over to cause safety accidents.

On the weathercock stopper, all being furnished with a weathercock electro-magnet generally, what former weathercock stopper electro-magnet adopted is clapping formula electro-magnet, and when the in-service use, electro-magnet release backup pad loop is on the electromagnet seat, and electro-magnet release backup pad has the risk of declutching, and the release board of unable support weathercock stopper after the electro-magnet release board is declutched causes the weathercock stopper trouble.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a hinge-type electromagnet structure of a vane brake, which can effectively solve the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a hinge type electromagnet structure of a wind vane brake comprises an electromagnet seat and an electromagnet core arranged on the electromagnet seat, wherein an electromagnet coil is sleeved on the electromagnet core, a release support plate is movably arranged on the electromagnet seat, a first through hole is formed in the lower end of the release support plate, a support plate mandrel is arranged in the first through hole in a penetrating mode, the support plate mandrel is movably arranged on the electromagnet seat, two first grooves are formed in the lower end of the release support plate at intervals, torsion springs are arranged in the first grooves, and the torsion springs are sleeved on the support plate mandrel;

the same U-shaped plug is fixed on the left surface and the right surface of the electromagnet seat, and two ends of the U-shaped plug cover two ends of the support plate mandrel and are used for preventing the support plate mandrel from falling off;

and supporting bosses are arranged on the left surface and the right surface of the electromagnet seat and used for limiting the backward movement of the release supporting plate and preventing the release supporting plate from being separated.

Preferably, two coaxial second through holes are formed in the left surface and the right surface of the electromagnet seat, and the support plate mandrel is movably arranged in the two second through holes in a penetrating mode.

Preferably, a microswitch is fixed on the left surface of the electromagnet seat, a contact of the microswitch is arranged towards the release support plate, and bosses are arranged at two ends of the release support plate and used for pressing the contact of the microswitch.

Preferably, the bosses at the two ends of the release support plate are symmetrically arranged and used for holding the release support plate and preventing the release support plate from being reversely mounted.

Preferably, a third through hole is formed in the back of the electromagnet seat and used for riveting the electromagnet core, and a second groove is formed in the back of the electromagnet seat and used for penetrating through a lead of the electromagnet coil.

Preferably, the suction surface of the electromagnet core is of a circular structure with a notch, and the notch of the suction surface of the electromagnet core is arranged downwards and used for preventing the electromagnet core from interfering with the lower end of the release support plate.

Preferably, the contact angle between the torsion spring and the release support plate is far away from the electromagnet core, so as to prevent the collision of the two contact angles of the torsion spring due to the attraction of the electromagnet core.

Preferably, the left and right sides of the electromagnet seat are provided with screw holes, and the U-shaped plug is fixed by screws in cooperation with the screw holes.

Compared with the prior art, the utility model discloses following beneficial effect has:

this hinge type electro-magnet structure of weathercock stopper, release backup pad pass through backup pad dabber and electromagnet seat swing joint, and backup pad dabber both ends are covered by the U-shaped end cap, are convenient for prevent that the backup pad dabber from droing, and then prevent that the release backup pad from droing, and in addition, the support boss on the two sides further limits the release backup pad about the electromagnet seat, prevents that the release backup pad from rotating backward and deviating from.

Drawings

Fig. 1 is an overall structural schematic diagram of a hinge type electromagnet structure of a vane brake provided by the present invention.

FIG. 2 is a schematic view of an electromagnet base.

Fig. 3 is a schematic view of a release support plate.

Fig. 4 is a schematic diagram of an electromagnet core.

Fig. 5 is a schematic view of the release support plate and torsion spring.

FIG. 6 is a schematic view of the electromagnet seat and the U-shaped plug.

In the figure: 1. an electromagnet base; 2. an electromagnet core; 3. an electromagnet coil; 4. releasing the support plate; 5. a first through hole; 6. a support plate mandrel; 7. a first groove; 8. a torsion spring; 9. a U-shaped plug; 10. supporting the boss; 11. a second through hole; 12. a microswitch; 13. a boss; 14. a third through hole; 15. a second groove; 16. a screw hole; 17. and (4) screws.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-6, a hinge type electromagnet structure of a vane brake comprises an electromagnet seat 1 and an electromagnet core 2 arranged on the electromagnet seat 1, wherein an electromagnet coil 3 is sleeved on the electromagnet core 2, a release support plate 4 is movably arranged on the electromagnet seat 1, a first through hole 5 is formed in the lower end of the release support plate 4, a support plate mandrel 6 penetrates through the first through hole 5, the support plate mandrel 6 can be a cylindrical pin, the support plate mandrel 6 is movably arranged on the electromagnet seat 1, two first grooves 7 are formed in the lower end of the release support plate 4 at intervals, a torsion spring 8 is arranged in each first groove 7, and the torsion spring 8 is sleeved on the support plate mandrel 6;

the left surface and the right surface of the electromagnet seat 1 are fixedly provided with the two ends of the same U-shaped plug 9,U type plug 9 which covers the two ends of the support plate mandrel 6 and is used for preventing the support plate mandrel 6 from falling off;

all be equipped with support boss 10 on the left and right sides of electromagnetism iron seat 1 for the backward motion of restriction release backup pad 4 prevents that release backup pad 4 from deviating from.

Two coaxial second through holes 11 are formed in the left surface and the right surface of the electromagnet seat 1, and the support plate mandrel 6 is movably arranged in the two second through holes 11 in a penetrating mode.

A microswitch 12 is fixed on the left surface of the electromagnet seat 1, a contact of the microswitch 12 is arranged towards the release support plate 4, and bosses 13 are arranged at two ends of the release support plate 4 and used for pressing the contact of the microswitch 12.

The bosses 13 at both ends of the release supporting plate 4 are symmetrically provided to hold the release supporting plate 4 and also prevent the release supporting plate 4 from being reversely mounted.

The back of the electromagnet seat 1 is provided with a third through hole 14 for riveting the electromagnet core 2, and the back of the electromagnet seat 1 is also provided with a second groove 15 for passing through a lead of the electromagnet coil 3.

The suction surface of the electromagnet core 2 is a round structure with a gap, and the gap of the suction surface of the electromagnet core 2 is arranged downwards and is used for preventing the electromagnet core from interfering with the lower end of the release supporting plate 4.

The angle at which the torsion spring 8 and the release support plate 4 contact is away from the electromagnet core 2 for preventing the two torsion springs 8 from colliding due to the attraction of the electromagnet core 2.

Screw holes 16 are formed in the left surface and the right surface of the electromagnet seat 1, and the U-shaped plug 9 is fixed by matching screws 17 and the screw holes 16.

The bottom surface on the electromagnet seat 1 is provided with a threaded hole, and the electromagnet is arranged on the wind vane brake through the threaded hole. The utility model discloses a wind vane brake during operation, earlier for the circular telegram of wind vane brake, wind vane brake release board upward movement, at this moment again for the electro-magnet circular telegram, release backup pad 4 receives 2 suction inward rotations of electro-magnet iron core, release backup pad 4 just in time is in under the wind vane brake release board, at this moment, give the wind vane brake outage again, then release backup pad 4 blocks wind vane brake release board, then give the electro-magnet outage again, wind vane brake disc is in free state, the tower crane swinging boom that links to each other with the wind vane brake can follow wind direction free rotation, avoid the tower crane to be blown down by the strong wind.

It should be noted that, the utility model relates to a hinge type electro-magnet structure of weathercock stopper, release backup pad 4 passes through backup pad dabber 6 and the 1 swing joint of magnet seat, and backup pad dabber 6 both ends are covered by U-shaped end cap 9, be convenient for prevent that backup pad dabber 6 from droing, and then prevent that release backup pad 4 from droing, furthermore, support boss 10 on the magnet seat 1 left and right sides further limits release backup pad 4, prevent release backup pad 4 and rotate backward and deviate from, when electromagnet core 2 attracts release backup pad 4, release backup pad 4 rotates to electromagnet core 2 one side along backup pad dabber 6, when torsional spring 8 drives release backup pad 4 and rotates, release backup pad 4 still rotates along backup pad dabber 6, release backup pad 4 rotates and is blocked by support boss 10 after certain angle, can realize preventing release backup pad 4 from taking place to drop when rotating, and then make weathercock stopper normal work.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The hinged electromagnet structure of the wind vane brake comprises an electromagnet seat (1) and an electromagnet core (2) arranged on the electromagnet seat (1), wherein an electromagnet solenoid (3) is sleeved on the electromagnet core (2), and the hinged electromagnet structure is characterized in that a release support plate (4) is movably arranged on the electromagnet seat (1), a first through hole (5) is formed in the lower end of the release support plate (4), a support plate mandrel (6) is arranged in the first through hole (5) in a penetrating manner, the support plate mandrel (6) is movably arranged on the electromagnet seat (1), two first grooves (7) are formed in the lower end of the release support plate (4) at intervals, a torsion spring (8) is arranged in each first groove (7), and the torsion spring (8) is sleeved on the support plate mandrel (6);

the same U-shaped plug (9) is fixed on the left surface and the right surface of the electromagnet seat (1), and two ends of the U-shaped plug (9) cover two ends of the support plate mandrel (6) and are used for preventing the support plate mandrel (6) from falling off;

all be equipped with support boss (10) on the left and right sides of electromagnetism iron seat (1), be used for the restriction release backup pad (4) motion backward prevents release backup pad (4) are deviate from.

2. The hinge-type electromagnet structure of a weathervane brake according to claim 1, wherein: two coaxial second through holes (11) are formed in the left surface and the right surface of the electromagnet seat (1), and the support plate mandrel (6) movably penetrates through the two second through holes (11).

3. The hinge-type electromagnet structure of a weathervane brake according to claim 1, wherein: a microswitch (12) is fixed on the left surface of the electromagnet seat (1), a contact of the microswitch (12) is arranged towards the release supporting plate (4), and bosses (13) are arranged at two ends of the release supporting plate (4) and used for pressing the contact of the microswitch (12).

4. The hinge-type electromagnet structure of a weathervane brake according to claim 3, wherein: the bosses (13) at the two ends of the release support plate (4) are symmetrically arranged and used for holding the release support plate (4) and preventing the release support plate (4) from being reversely mounted.

5. The hinge-type electromagnet structure of a weathervane brake according to claim 1, wherein: a third through hole (14) is formed in the back of the electromagnet seat (1) and used for riveting the electromagnet core (2), and a second groove (15) is formed in the back of the electromagnet seat (1) and used for penetrating through a lead of the electromagnet coil (3).

6. The hinge-type electromagnet structure of a weathervane brake according to claim 1, wherein: the attraction face of the electromagnet core (2) is of a circular structure with a notch, and the notch of the attraction face of the electromagnet core (2) is arranged downwards and used for preventing the electromagnet core from interfering with the lower end of the release supporting plate (4).

7. The hinge-type electromagnet structure of a weathervane brake according to claim 1, wherein: the angle that torsional spring (8) and release backup pad (4) contact is kept away from electromagnet core (2), is used for preventing two the angle of torsional spring (8) is because of the attraction of electromagnet core (2) bumps.

8. The hinge-type electromagnet structure of a weathervane brake according to claim 1, wherein: screw holes (16) are formed in the left surface and the right surface of the electromagnet seat (1), and the U-shaped plug (9) is fixed by matching screws (17) with the screw holes (16).