CN210313073U

CN210313073U - Elevator door motor that stability is good

Info

Publication number: CN210313073U
Application number: CN201921279117.2U
Authority: CN
Inventors: 李申; 范小斌; 仲小伟
Original assignee: Haian Shenling Electrical Appliance Manufacturing Co Ltd
Current assignee: Haian Shenling Electrical Appliance Manufacturing Co Ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-04-14
Anticipated expiration: 2029-08-08

Abstract

The utility model discloses an elevator door machine with good stability, the lower end of the door machine main body is provided with a track, a first pulley mechanism and a second pulley mechanism are arranged on the track and are symmetrically arranged, the upper end of the first pulley mechanism is provided with a first connecting rod, the upper end of the second pulley mechanism is provided with a second connecting rod, the top end of the first connecting rod is provided with a first rack, the top end of the second connecting rod is provided with a second rack, the end of the first rack far away from the first connecting rod is provided with a first change gear mechanism, the end of the second rack far away from the second connecting rod is provided with a second change gear mechanism, the end of the first change gear mechanism far away from the first rack and the end of the second change gear mechanism far away from the second rack are both arranged in a chute, the utility model has reasonable structure, the traditional belt is replaced by the racks, and the whole stability is ensured through the track mechanism with four wheels and the first change, compared with the traditional belt type gantry crane, the stability and the precision are greatly improved, and meanwhile, the damage rate is also greatly reduced.

Description

Elevator door motor that stability is good

Technical Field

The utility model relates to an elevator door motor technical field specifically is an elevator door motor that stability is good.

Background

The elevator door machine is a mechanism for opening and closing elevator car door, when it is received the elevator and opened or closed the door signal, the elevator door machine controls the door opening motor through the control system of its own, changes the moment produced by the motor into the force of a specific direction, closes or opens the door. When the door closing stopping force is larger than 150N, the door machine automatically stops closing the door and reversely opens the door, and the door closing protection effect is achieved to a certain degree.

The belt drive switch door is generally adopted to traditional elevator door machine, and the belt has following problem: it is easy to damage, has low stability and low precision, and therefore, an improved technique is needed to solve the problem in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an elevator door machine that stability is good to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an elevator door machine with good stability comprises a door machine main body, a rail, a limit switch, a first pulley mechanism, a second pulley mechanism, a door hanging plate, a first connecting rod, a second connecting rod, a first rack, a second rack, a gear, a permanent magnet motor, a first change gear mechanism, a second change gear mechanism and a sliding groove, wherein the lower end of the door machine main body is provided with the rail, the door machine main body is provided with the limit switch at two sides and the middle position above the rail, the first pulley mechanism and the second pulley mechanism are both arranged on the rail and are symmetrically arranged, the lower ends of the first pulley mechanism and the second pulley mechanism are both provided with the door hanging plate, the upper end of the first pulley mechanism is provided with the first connecting rod, the upper end of the second pulley mechanism is provided with the second connecting rod, the top end of the first connecting rod is provided with the first rack, and the top end of the second connecting rod is provided with the second, the door machine main part intermediate position is provided with the permanent-magnet machine who installs the gear, gear upper end and lower extreme mesh with first rack and second rack respectively, the head rod is transversely opened there is logical groove, the second rack passes the logical groove that first connecting rod opened, head rod one end is kept away from to first rack is provided with first change gear mechanism, second connecting rod one end is kept away from to the second rack is provided with second change gear mechanism, door machine main part upper end is provided with the spout, first change gear mechanism is kept away from first rack one end and second change gear mechanism and is kept away from second rack one end and all set up in the spout.

Preferably, the first pulley mechanism and the second pulley mechanism are the same in structure, the first pulley mechanism comprises a framework and two idler wheels A, the two idler wheels A are mounted on two sides of the upper end and two sides of the lower end of the framework, and the idler wheels A are connected with the track.

Preferably, the first change gear mechanism and the second change gear mechanism are the same in structure, the first change gear mechanism comprises a stand column, a cross rod and a roller B, the top end of the stand column is connected with the cross rod, the roller B is arranged at one end, far away from the stand column, of the cross rod, and the roller B is arranged in the sliding groove.

Preferably, the pitches of the first rack and the second rack are the same, the saw teeth of the first rack are located below, and the saw teeth of the second rack are located above.

Preferably, two ends of the track are provided with limiting blocks.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses replaced traditional belt with the rack, through the track mechanism of four-wheel and first change gear mechanism and the second change gear mechanism of upper end, guaranteed holistic stability, more traditional belt type door machine stability and precision improve greatly, while also greatly reduced of spoilage.

Drawings

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

Fig. 2 is a schematic structural diagram of the first pulley mechanism.

Fig. 3 is a schematic structural diagram of the first change gear mechanism.

In the figure: the gantry crane comprises a gantry crane main body 1, a track 2, a limit switch 3, a first pulley mechanism 4, a second pulley mechanism 5, a gantry crane plate 6, a first connecting rod 7, a second connecting rod 8, a first rack 9, a second rack 10, a gear 11, a permanent magnet motor 12, a first change gear mechanism 13, a second change gear mechanism 14, a sliding groove 15, a limit block 16, a framework 41, a roller A42, an upright column 131, a cross bar 132 and a roller B133.

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.

Referring to fig. 1, the present invention provides a technical solution: an elevator door machine with good stability comprises a door machine main body 1, a track 2, a limit switch 3, a first pulley mechanism 4, a second pulley mechanism 5, a door hanger plate 6, a first connecting rod 7, a second connecting rod 8, a first rack 9, a second rack 10, a gear 11, a permanent magnet motor 12, a first change gear mechanism 13, a second change gear mechanism 14 and a chute 15, wherein the lower end of the door machine main body 1 is provided with the track 2, two ends of the track 2 are provided with limit blocks 16, the door machine main body 1 is provided with the limit switch 3 at two sides and the middle position above the track 2, the first pulley mechanism 4 and the second pulley mechanism 5 are both arranged on the track 2 and are symmetrically arranged, the lower ends of the first pulley mechanism 4 and the second pulley mechanism 5 are both provided with the door hanger plate 6, the upper end of the first pulley mechanism 4 is provided with the first connecting rod 7, the upper end of the second pulley mechanism 5 is provided with the second connecting rod 8, the top end of the first connecting rod 7 is provided with the, the top end of the second connecting rod 8 is provided with a second rack 10, the tooth pitch of the first rack is consistent with that of the second rack, the sawtooth of the first rack 9 is located below, the sawtooth of the second rack 10 is located above, a permanent magnet motor 12 for installing a gear 11 is arranged in the middle of the gantry crane main body 1, the upper end and the lower end of the gear 11 are respectively meshed with the first rack 9 and the second rack 10, a through groove is transversely formed in the first connecting rod 7, the second rack 10 penetrates through the through groove formed in the first connecting rod 7, one end, far away from the first connecting rod 7, of the first rack 9 is provided with a first gear hanging mechanism 13, one end, far away from the second connecting rod 8, of the second rack 10 is provided with a second gear hanging mechanism 14, the upper end of the gantry crane main body 1 is provided with a sliding groove 15, one end, far away from the first rack 9, one end, far away from the second rack 10.

As shown in fig. 2, the first pulley mechanism 4 and the second pulley mechanism 5 have the same structure, the first pulley mechanism 4 includes a frame 41 and rollers a42, two rollers a42 are installed on two sides of the upper end and two sides of the lower end of the frame 41, and the rollers a42 are connected to the track 2.

As shown in fig. 3, the first change gear mechanism 13 and the second change gear mechanism 14 have the same structure, the first change gear mechanism 13 includes a column 131, a cross bar 132 and a roller B133, the top end of the column 131 is connected to the cross bar 132, the roller B133 is disposed at one end of the cross bar 132 away from the column 131, and the roller B133 is disposed in the sliding slot 15.

The use principle is as follows: first pulley mechanism 4 and second pulley mechanism 5 all link to each other with track 2, and the gyro wheel B133 of first change gear mechanism 13 and the 14 tip of second change gear mechanism all sets up in spout 15, and when permanent-magnet machine 12 drove gear 11 and rotated, reverse synchronous motion of first pulley mechanism 4 and second pulley mechanism 5 to realize the action of elevator switch door, limit switch 3 sheltered from output signal through head rod 7 and second connecting rod 8, the utility model discloses replaced traditional belt with the rack, through first change gear mechanism 13 and the second change gear mechanism 14 of track 2 mechanism and upper end of four-wheel, guaranteed holistic stability, more traditional belt door machine stability and precision improve greatly, while spoilage is greatly reduced also.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a good elevator door machine of stability which characterized in that: comprises a gantry crane main body (1), a track (2), a limit switch (3), a first pulley mechanism (4), a second pulley mechanism (5), a gantry crane plate (6), a first connecting rod (7), a second connecting rod (8), a first rack (9), a second rack (10), a gear (11), a permanent magnet motor (12), a first change gear mechanism (13), a second change gear mechanism (14) and a chute (15), wherein the track (2) is arranged at the lower end of the gantry crane main body (1), the limit switches (3) are arranged at two sides and the middle position of the gantry crane main body (1) above the track (2), the first pulley mechanism (4) and the second pulley mechanism (5) are arranged on the track (2) and are symmetrically arranged, the lower ends of the first pulley mechanism (4) and the second pulley mechanism (5) are both provided with the gantry crane plate (6), the upper end of the first pulley mechanism (4) is provided with the first connecting rod (7), a second connecting rod (8) is arranged at the upper end of the second pulley mechanism (5), a first rack (9) is arranged at the top end of the first connecting rod (7), a second rack (10) is arranged at the top end of the second connecting rod (8), a permanent magnet motor (12) for mounting a gear (11) is arranged at the middle position of the gantry crane main body (1), the upper end and the lower end of the gear (11) are respectively meshed with the first rack (9) and the second rack (10), a through groove is transversely formed in the first connecting rod (7), the second rack (10) penetrates through the through groove formed in the first connecting rod (7), a first hanging wheel mechanism (13) is arranged at one end, away from the first connecting rod (7), of the first rack (9), a second hanging wheel mechanism (14) is arranged at one end, away from the second connecting rod (8), of the second rack (10), a sliding groove (15) is arranged at the upper end of the gantry crane main body (1), one end of the first change gear mechanism (13) far away from the first rack (9) and one end of the second change gear mechanism (14) far away from the second rack (10) are both arranged in the sliding groove (15).

2. The elevator door motor with good stability of claim 1, characterized in that: first pulley mechanism (4) and second pulley mechanism (5) structure are the same, and first pulley mechanism (4) include skeleton (41) and gyro wheel A (42), two gyro wheels A (42) are all installed to skeleton (41) upper end both sides and lower extreme both sides, gyro wheel A (42) link to each other with track (2).

3. The elevator door motor with good stability of claim 1, characterized in that: first change gear mechanism (13) and second change gear mechanism (14) structure is the same, first change gear mechanism (13) include stand (131), horizontal pole (132) and gyro wheel B (133), stand (131) top links to each other with horizontal pole (132), stand (131) one end is kept away from in horizontal pole (132) is provided with gyro wheel B (133), gyro wheel B (133) set up in spout (15).

4. The elevator door motor with good stability of claim 1, characterized in that: the tooth pitches of the first rack and the second rack are consistent, the sawteeth of the first rack (9) are positioned below, and the sawteeth of the second rack (10) are positioned above.

5. The elevator door motor with good stability of claim 1, characterized in that: and two ends of the track (2) are provided with limiting blocks (16).