CN209835334U - Novel anti-falling device with non-return structure - Google Patents

Abstract

The utility model discloses a novel anti-falling of ending structure device, including mounting panel, bearing frame, bearing, steering pin, end contrary piece, reset spring, electromagnetism break away from mechanism and unblock connecting rod, its characterized in that: the mounting panel upside is connected with two bearing framves, two bearing frame internally mounted have the bearing, the bearing outside is connected with the steering pin, the steering pin outside is installed and is only stopped the piece, it installs reset spring to end between piece and the mounting panel only, it is only connected with the unblock connecting rod to end one end, the unblock connecting rod other end is connected with the electromagnetism and breaks away from the mechanism, and this utility model anti-falling device that ends the structure can provide safe and reliable's anti-falling device for elevator and elevating gear, can provide effectual anti-falling function and the guarantee to user's personal safety in the aspect of preventing weighing down to conveniently remove and fix.

Description

Novel anti-falling device with non-return structure

Technical Field

The utility model relates to an anti-falling device technical field specifically is a novel anti-falling device of backstop structure.

Background

The anti-falling device is currently used for elevators, lifting devices and the like, is mostly centrifugal and clutch type at present, the speed exceeds a certain speed in the motion process, the anti-falling function is realized, under the condition, the impact inertia of the anti-falling device is large, the anti-falling device is easy to lose efficacy and short in service life, when the elevator or the lifting devices are static, the elevator or the lifting devices are completely dependent on the brake device of the motor, the elevator or the lifting devices are in a static state, and once the motor brake device fails, the falling risk can occur. The utility model discloses anti-falling device of contrary structure, when elevator or elevating gear are static, realize elevating gear and stand mechanical locking, when elevator or elevating gear need rise with decline, the unblock, elevating gear realize rising or decline under the drive of motor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an elevator or elevating gear anti-falling device under quiescent condition to solve the problem that provides among the above-mentioned background art.

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

the utility model provides a novel prevent weighing down of contrary structure device, includes the mounting panel, the bearing frame, the bearing, the steering pin, ends contrary piece, reset spring, electromagnetism breaks away from mechanism and unblock connecting rod, its characterized in that: the mounting panel upside is connected with two bearing framves, two bearing frame internally mounted have the bearing, the bearing outside is connected with the steering pin, the non-return piece is installed in the steering pin outside, install reset spring between non-return piece and the mounting panel, non-return piece upper end is connected with the unblock connecting rod, the unblock connecting rod other end is connected with the electromagnetism and breaks away from the mechanism.

Preferably, the electromagnetic separation mechanism is electrically connected with an external power supply, and a dustproof protection cover is arranged on the outer side of the electromagnetic separation mechanism.

Preferably, the unlocking connecting rod is connected with the backstop block in a welding mode.

Preferably, the backstop block is connected with the steering pin and can rotate along the steering pin, and when the backstop block rotates along the steering pin, the end surface of the locking end at the lower part forms an arc surface, so that the backstop block cannot be unlocked due to too large mechanical pressure during unlocking.

Preferably, the mounting plate is fixed at the joint of the operating platform and the lifting mechanism.

Preferably, a return spring is arranged between the non-return block and the mounting plate, and the non-return block can be automatically and mechanically locked when the electromagnetic separation mechanism is powered off.

Preferably, the electromagnetic separation mechanism drives the unlocking connecting rod, the unlocking connecting rod is connected with the non-return block, and when the electromagnetic separation mechanism is powered off, the non-return block is mechanically locked under the action of the return spring, so that the anti-falling purpose is achieved.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a prevent that end structure's anti-falling device can provide safe and reliable's anti-falling device for elevator and elevating gear, can prevent weighing down the aspect and provide effectual function of preventing weighing down and to the guarantee of user's personal safety to convenient removal and fixed.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an installation schematic diagram (unlocked state) of the present invention.

Fig. 3 is an installation schematic view (locked state) of the present invention.

In the figure: the device comprises a mounting plate 1, a bearing seat 2, a bearing 3, a steering pin 4, a non-return block 5, a return spring 6, an electromagnetic release mechanism 7 and an unlocking connecting rod 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a novel prevent weighing down of contrary structure device, includes mounting panel 1, bearing frame 2, bearing 3, steering pin 4, ends contrary piece 5, reset spring 6, electromagnetism breaks away from mechanism 7 and unblock connecting rod 8, its characterized in that: the mounting panel 1 upside is connected with two bearing frames 2, two bearing frame 2 internally mounted have bearings 3, the bearing 3 outside is connected with steering pin 4, reverse piece 5 is installed in the steering pin 4 outside, install reset spring 6 between reverse piece 5 and the mounting panel 1, reverse piece 5 upper end is connected with unblock connecting rod 8, unblock connecting rod 8 other end is connected with electromagnetism release mechanism 7, electromagnetism release mechanism 7 carries out electric connection with external power source, and the outside is provided with dustproof safety cover, unblock connecting rod 8 is connected through the welded mode with reverse piece 5, reverse piece 5 is connected with steering pin 4 to can rotate along steering pin 4, reverse piece 5 is when rotating along steering pin 4, the terminal surface of the locking end of lower part becomes an arc surface, is unlikely to when the unblock because mechanical pressure is too big and can not unblank, the mounting plate 1 is fixed at the joint of the operating platform and the lifting mechanism, the unlocking connecting rod 8 is driven by the electromagnetic separation mechanism 7, the unlocking connecting rod 8 is connected with the non-return block 5, when the electromagnetic separation mechanism 7 is powered off, the non-return block 5 is mechanically locked under the action of the reset spring 6, the anti-falling purpose is achieved, the reset spring 6 is installed between the non-return block 5 and the mounting plate 1, and when the electromagnetic separation mechanism 7 is powered off, the non-return block 5 can be automatically and mechanically locked.

The working principle is as follows: the unlocking connecting rod 8 is driven by the electromagnetic disengaging mechanism 7, the unlocking connecting rod 8 is connected with the non-return block 5, and when the electromagnetic mechanism is powered off, the non-return block 5 is mechanically locked under the action of the reset spring 6, so that the anti-falling purpose is achieved; when the non-return block 5 rotates along the steering pin 4, the end surface of the locking end at the lower part forms an arc surface, so that the non-unlocking caused by too large mechanical pressure can be avoided during unlocking. A return spring 6 is arranged between the non-return block 5 and the mounting plate 1, and the non-return block can be automatically and mechanically locked when the electromagnetic separation mechanism 7 is powered off.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (5)

1. The utility model provides a novel prevent weighing down of contrary structure device, includes mounting panel (1), bearing frame (2), bearing (3), steering pin (4), ends contrary piece (5), reset spring (6), electromagnetism disengagement mechanism (7) and unblock connecting rod (8), its characterized in that: mounting panel (1) upside is connected with two bearing frames (2), two bearing frame (2) internally mounted have bearing (3), bearing (3) outside is connected with steering pin (4), reverse block (5) are installed in steering pin (4) outside, install reset spring (6) between reverse block (5) and mounting panel (1), reverse block (5) upper end is connected with unblock connecting rod (8), unblock connecting rod (8) other end is connected with electromagnetic separation mechanism (7).

2. The anti-falling device with the novel non-return structure as claimed in claim 1, is characterized in that: the electromagnetic separation mechanism (7) is electrically connected with an external power supply, and a dustproof protection cover is arranged on the outer side of the electromagnetic separation mechanism.

3. The anti-falling device with the novel non-return structure as claimed in claim 1, is characterized in that: the unlocking connecting rod (8) is connected with the non-return block (5) in a welding mode.

4. The anti-falling device with the novel non-return structure as claimed in claim 1, is characterized in that: the backstop block (5) is connected with the steering pin (4) and can rotate along the steering pin (4).

5. The anti-falling device with the novel non-return structure as claimed in claim 1, is characterized in that: the mounting plate (1) is fixed at the joint of the operating platform and the lifting mechanism.