CN201756394U

CN201756394U - Permanent magnetic door machine for elevator car

Info

Publication number: CN201756394U
Application number: CN201020245682XU
Authority: CN
Inventors: 项新兵; 钱冬清; 张小波
Original assignee: HANGZHOU XIZI TRUST TECH Co Ltd
Current assignee: HANGZHOU XIZI TRUST TECH Co Ltd
Priority date: 2010-06-30
Filing date: 2010-06-30
Publication date: 2011-03-09
Anticipated expiration: 2020-06-30

Abstract

The utility model provides a permanent magnetic door machine for an elevator car, which belongs to a component of an elevator. One structure is a center opening door machine structure which comprises each structure in an elevator car device. The structure is characterized in that the center opening door machine further comprises a car door lock 7, a door machine in-place signal contact switch 13 and a support 11, wherein the car door lock 7 is a lock for outputting the contact signals of mechanical lock and electric in-place lock. The inside of a door head plate 1 is provided with wire protecting chains 5a and 5b for light screen motion. Another structure is a side-opening double-folding door machine structure which comprises each structure in an elevator car device. The side-opening double-folding door machine further comprises a car door lock 7, a quick door in-place signal contact switch 13b, a slow door in-place signal contact switch 13a and a support 11. The inside of a door head plate 1 is provided with a wire protecting chain 5 for light screen motion. Compared with the prior art, the utility model has the advantages of simple structure, stable performance, energy conservation, environmental protection and high comfortableness etc. Furthermore, the utility model improves the safety and reliability of the elevator car door operation and is an ideal supplement and improvement to the prior art.

Description

Elevator cab door permanent magnetism door machine

Technical field

The utility model provides a kind of elevator cab door with permanent magnetism door machine, belongs to elevator parts.

Background technology

Elevator door is a kind of frequent reciprocator that moves, and its comfort level and safety more and more are subjected to people's attention, and the switch of elevator door directly has influence on the comfort level and the safety of people's using escalator.Divide during elevator door generally has and open the door and two kinds of versions of side opening door, which kind of structure all requires the reliability height of its work, safety good, and satisfy energy-conserving and environment-protective, noise low, operate steadily, fault rate is low, the high requirement of comfort level, and should respond rapidly, adjustable-speed.

An existing motor car door switch door door machine, the general asynchronous ac motor that adopts is as drive system, though also using permagnetic synchronous motor to drive, but its machine generally adopts magnet contactor to add the mode operation of coder, because of factors such as its magnetic induction scope and installation sites, do not put in place with regard to output signal at the switch door, a feasible door machine is easy to produce misoperation and carries out the switch door, it is not in place or hit a phenomenon also to occur the switch door easily, greatly reduces the safety and the comfort level of a machine like this.When elevator cab door is arbitrarily taken off gate, power failure, contingency or mechanical breakdown personnel, exist elevator cage operation attempt of the people in the car when non-flat bed to push the risk that gate, gate are pushed aside aside, exist defectives such as potential safety hazard.The China Patent No. of application before the applicant: 200910153638.8, a kind of anti-cage door device of taking off door lock device of integral type that is equipped with is disclosed, the application has the basic structure of this patent, but the anti-door lock device of taking off of integral type is not installed, but is realized the safety control of opposite house by other structures.

Summary of the invention

The utility model provides a kind of elevator cab door permanent magnetism door machine, by using low pressure to put contact signal in place as door machine operation control method and the safety control that gate lock realization opposite house is installed, be the improvement of prior art and fill up, have simple in structure, stable performance, energy-conserving and environment-protective, comfort level advantages of higher, and gate lock, the safety that has improved car door greatly be housed.

Elaborate the technical program below in conjunction with the mark in the utility model Figure of description: a kind of elevator cab door permanent magnetism door machine, be a kind of center opening door machine structure, comprise, door 1 and be arranged in a support 11 in 1 the place ahead, with the door motor 9 that is arranged in the permanent-magnet synchronous on the support 11, left and right sides link plate 10a, 10b, guide rail 17, left and right sides door-plate 18a and 18b, door cutter 6, driving band 4, transmission bracket 12, swelling device 2, frequency converter 8, and each structure in the cage door device, also include: gate lock 7, described gate lock 7 is for having the door lock of mechanical caging and the electric locking contact signal output that puts in place; Described gate lock 7 has a main hook slide assemblies 70 that is fixed on the described door plate 1, and described gate lock 7 also has a secondary lock hook assembly 74 that is fixedly mounted on the machine link plate 10a; When car door is in non-flat bed, Room door and gate are in the door-closing in-place state, one latch hook 72 is arranged on the described main hook slide assemblies 70, latch hook 72 and described secondary lock hook assembly 74 interlocks, contact 71 on the latch hook 72 contacts with contact contact on the secondary lock hook assembly 74, forms the loop and produces signal and give control housing; The door machine signalling contact switch 13 that puts in place is a kind of low-pressure contact signal switchs; Contact 132 is fixed on the contact holder 131, and support 131 is installed on the link plate 10b; Contact 133 is installed on the support 134 that is fixed on the plate 1, and when the link plate door-closing in-place, contact contact 132 contacts with the sheetmetal of contact 133 and forms a loop, and the electric potential signal of generation offers frequency converter 8; Wherein: described support 11 is L shaped, or U-shaped or Z-shaped or crotch shape, or the combination between them, one side of described support 11 is fixed on 1 front, the limit is fixed on the side of door motor 9 in addition, or two sides, or three sides, or top, or the below, or the above and below, or a side and the top of two sides, or a side and the below of two sides, or two sides and above or below; Described door cutter 6 is a synchronous door knife, or asynchronous door cutter, or the anti-door lock device of taking off of integral type; What the inside of a described door plate 1 was provided with light curtain line of motion protects linear chain 5a and 5b.Above-mentioned elevator cab door is fixed on left link plate 10a top with permanent magnetism door machine, the linear chain 5a that protects wherein, protects the top that linear chain 5b is fixed on right link plate 10b.Be provided with buffering block 15 and intermediate door between the link plate of the described left and right sides between 10a and the 10b and be locked into a signalling contact switch 14.

The utility model provides a kind of elevator cab door permanent magnetism door machine in addition, for opening two folding door machine structure in a kind of side, comprise, door 1 ' and be arranged in a support 11 ' in 1 ' the place ahead, with the door motor 9 ' that is arranged in the permanent-magnet synchronous on the support 11 ', left and right sides link plate 10 ' a and 10 ' b, guide rail 17 ', left and right sides door-plate 18 ' a and 18 ' b, door cutter 6 ', driving band 4 ', transmission bracket 12 ', swelling device 2 ', frequency converter 8 ', and each structure in the cage door device, also include: by door motor 9 ' driving wheel driven 19 ', and be connected the driving system that the driving band 4 ' between driving wheel 19 ' and the flower wheel 3 ' constitutes, and regulate the width between centers of driving band 4 ' by being installed in swelling device 2 ' on 1 '; Described left and right sides door-plate 18 ' a and 18 ' b are motion in the same way, and left-hand door plate 18 ' a wherein is slow door-plate, and right door-plate 18 ' b is a shutter plate; Described door strap 10 ' a and 10 ' b are provided with and drive door-plate 18 ' a and the homodromous rope sheave transmission component 23 of 18 ' b; The door cutter 6 ' that door strap 10 ' b go up to install be with 4 ' to be connected synchronously, drive door strap 10 ' b moves; One gate lock 7, the main hook slide assemblies 70 on the described gate lock 7 is fixedly mounted on the plate 1 ', and gate lock 7 is same sampling device with aforementioned schemes; The one shutter signalling contact switch 13b that puts in place, its contact are fixed on the support 24 on the plate 1 ', are installed on the fast door strap 18 ' b by support; One slow signalling contact switch 13a that puts in place, its contact is installed on the support 25 that is fixed on the plate 1 ', is installed in by support on the transmission arm of slow door strap 18 ' a; Intermediate door is locked into a signalling contact switch 14, its contact is installed on the support 26 that is fixed on the plate 1 ', the contact is installed on the fast door strap 18 ' b by support, wherein, described support 11 ' is L shaped, or U-shaped, or it is Z-shaped, or crotch shape, or the combination between them, one side of described support 11 ' is fixed on 1 ' front, the limit is fixed on the side of door motor 9 ' in addition, or two sides, or three sides, or top, or the below, or the above and below, or a side and the top of two sides, or a side and the below of two sides, or two sides and above or below;

What the inside of a described door plate 1 ' was provided with light curtain line of motion protects linear chain 5 '.

Described gate lock 7 is installed on the plate 1 or 1 ', perhaps establishes support by other and is installed on the plate 1 or 1 '.

Above-mentioned two kinds of elevator cab doors permanent magnetism door machine, its described contact switch 13, or the shutter signalling contact switch 13b that puts in place, or slow signalling contact switch 13a that puts in place, their contact is rack-mount, and support is to install that door 1 or 1 ' is gone up and fixing contact on it, two metal contact conductings of contact in-to-in two metal sheets and contact, can form loop signal, the installation site of contact and contact also can exchange.

The utility model compared with prior art has the following advantages: 1, owing to adopted contact signal to make the judgement signal that the switch door puts in place, sheetmetal in its contact satisfies the operating needs of spring-go position more than 5,000,000 times, thereby guarantee that effectively the signal that provides is accurate, improved accuracy, safety and the comfort level of the operation of door machine greatly, thoroughly eliminated because of stopping etc. that to make door switch not in place or hit a phenomenon.2, owing to increased the gate lock construction, the gate lock is again the dual-use function with mechanical caging and the electric locking contact signal output judgement that puts in place, thereby guaranteed that effectively car door personnel when non-flat bed can not arbitrarily take off gate and open gate, made the car door operation more safe and reliable.3, this device and have simple in structure, stable performance, energy-conserving and environment-protective, comfort level advantages of higher is that the desirable supplementary sum of prior art is improved.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment one;

Fig. 2 is the lateral plan (enlarged drawing) of Fig. 1;

Fig. 3 represents the scheme of installation of part 9;

Fig. 4 represents the scheme of installation of part 9 ';

Fig. 5 is the structural representation of the part 7 of Fig. 1 (gate be locked into time);

Fig. 6 is the structural representation of the part 13 of Fig. 1;

Fig. 7 is the structural representation of the utility model embodiment two.

Fig. 8 is the scheme of installation of

contact signal switch

13a and 13b among Fig. 7.

Indicate among the figure: 1 and 1 ' is the door head, and 2 and 2 ' is swelling device, 3, flower wheel, 4 and 4 ' is driving band, and 5a and 5b are the tank chain, and 6 and 6 ' is the door cutter, 7, the gate lock, 8 and 8 ' is frequency converter, 9 and 9 ' is door motor, 10a and 10b are link plate, and 11 and 11 ' is the door motor erection scaffolding, and 12 and 12 ' is the driving band transmission bracket, 13a and 13b are door-closing in-place signalling contact switch, 14, the door lock signalling contact switch that puts in place, 15, the buffering block, 16, the link plate wheel, 17 and 17 ' is guide rail, 18a and 18b door-plate, 19 and 19 ' is driving wheel, 20, door cutter mounting bracket, 21, the door slide block, 22, sill, 23, the wire rope pulley assembly, 24, shutter contact switch support, 25, slow door contact switch bracket, 26, intermediate door is locked into a contact switch support, 71, gate is locked into a signalling contact switch, 72, latch hook, 73, the action wheel, 74, the latch hook support, 131, door-closing in-place signal contact support, 132, contact, 133, contact, 134, the contact mounting bracket.

The specific embodiment

Further describe embodiment of the present utility model and principle of work below in conjunction with accompanying drawing 1-8.

Accompanying drawing 1 is the structural representation of the utility model embodiment one, can clearly be seen that the feature of center opening door machine structure and this device by Fig. 1, what need further specify is: left and right link plate 10a, 10b are respectively by driving left and right sides link plate motion with driving band 4 bonded assembly transmission bracket 12, thereby make the synchronous incorgruous translation of left and right sides door-plate 18a, 18b of the car door that is installed on the link plate of the left and right sides, realize center opening door machine structure; In addition, being installed in gate lock 7 on 1 has the elevator cab door motion prevent the function that gate is pushed aside when non-flat bed; Intermediate door is locked into a signalling contact switch 14 and the door machine signalling contact switch 13 that puts in place, put in place contact signal 13 of door machine inserts frequency converters 8, frequency converter 8 vertically or be horizontally set on the upper end in the place ahead of a head, and need in door head width scope, drive left and right sides door-plate 18a, 18b by frequency converter 8 control gate motors 9 and move.Used driving band 4 is synchronous bands.The door motor 9 of car direct drive driving wheel in the width range of door head drives circulating system and does the motion of circulation reciprocation type.Need to prove that the integral type of invention is anti-before the door cutter 6 of this device uses the applicant when taking off cutter, taking off a cutter because of integral type is anti-has had the anti-function of taking off, and just no longer needs to install gate lock 7.

Accompanying drawing 2 is the lateral plan of the utility model embodiment one.Its expression, door 1, gate lock 7, driving wheel 19, door cutter mounting bracket 20, door slide block 21, and the position of sill 22 on door motor erection scaffolding 11; Support 11 wherein is L shaped, one side support 11 be fixed on 1 front.

A kind of mounting means of accompanying drawing 3 expression parts 9 door motors is the part 9 installation sites signals in the center opening door machine structure, the fixed form when shown door motor erection scaffolding 11 is L shaped, and this mounting means is equally applicable to the other two folding door machine structure of opening.

A kind of mounting means of accompanying drawing 4 expression parts 9 ' door motor is part 9 ' the installation site signal in the side opening door machine structure, and shown door motor erection scaffolding 11 ' is the L shaped and curved combination of purchasing shape, and this array mode is equally applicable to center opening door machine structure.

Accompanying drawing 5 is structural representations (gate be locked into time) of the part 7 gates lock of Fig. 1, be gate lock 7 closure state when the non-flat bed, gate lock 7 is for having the dual-use function of mechanical caging and the electric locking contact signal output that puts in place, when car door is in non-flat bed, Room door and gate are in the door-closing in-place state, the

latch hook

72 and 74 interlocks of latch hook support of gate lock, and the sheetmetal in the contact on the latch hook 72 71 effectively contacts with the contact contact on the latch hook support, form a loop, the signal of generation passes to control housing.The mounting means of gate lock 7 and operating principle are equally applicable to the other two folding door machine structure of opening.

Accompanying drawing 6 is the structural representation for the part 13 of Fig. 1, put in place the contact form of signal switch of expression door machine, and this signal is kind of a low pressure point activation signal, and contact 132 is fixed on the contact holder 131, and support is installed on link plate; Contact 133 is installed on the support 134 that is fixed on the head.When the link plate door-closing in-place, contact contact 132 effectively contacts with the sheetmetal of contact 133, forms a loop, produces electric potential signal and gives frequency converter, control motor operation after the frequency converter received signal.

Accompanying drawing 7 is the structural representation of the utility model embodiment two, be the another embodiment of elevator cab door with permanent magnetism door machine, two folding door machine structure is opened on promptly a kind of side, wherein, establishing on door strap 10 ' a and the 10 ' b has door-plate 18 ' a or 18 ' b respectively, and door strap drives door-plate and does motion in the same way; Door motor 9 ' drives driving wheel 19 ', and the transmission that constitutes by the driving band 4 ' that is connected between driving wheel 19 ' and the flower wheel 3 ', and by a width between centers that is installed in swelling device 2 ' the adjusting driving band 4 ' on 1 '; The door cutter 6 ' that door strap 10 ' b installs be with 4 ' to be connected synchronously, drive door strap 10 ' b motion, door strap is by 23 transmissions of rope sheave assembly, thereby makes the left and right sides door-plate 18 ' a of car door and 18 ' b work move in the same way; Being installed on the head 1 ' gate lock 7 has the elevator cab door motion prevent the function that gate is pushed aside when non-flat bed; Shutter put in place the signal of signalling contact switch 13a of signalling contact switch 13b and slow door that puts in place inserts frequency converter 8 ', moves by Frequency Converter Control driven by motor door-plate.

Accompanying drawing 8 is the scheme of installation of

contact signal switch

13a and 13b among Fig. 7, is door-closing in-place signalling contact switch 13a among the embodiment two and the scheme of installation of 13b.

A kind of elevator cab door that the utility model provides permanent magnetism door machine; the contact signal switch that is adopted, gate lock have only been done detailed description with regard to illustrated embodiments; but can not be interpreted as the restriction of other modes that the utility model is implemented; everyly further improve and similar or identical scheme on the utility model basis, all being considered as is the scope that the utility model is asked for protection.

Claims

1. an elevator cab door is with permanent magnetism door machine, be a kind of center opening door machine structure, comprise, door head (1) and be arranged in the support (11) in a head (1) the place ahead, with the door motor (9) that is arranged in the permanent-magnet synchronous on the support (11), left and right sides link plate (10a, 10b), guide rail (17), left and right sides door-plate (18a, 18b), door cutter (6), driving band (4), transmission bracket (12), swelling device (2), frequency converter (8), and each structure in the cage door device, it is characterized in that: also include:

One gate lock (7), described gate lock (7) is for having the door lock of mechanical caging and the electric locking contact signal output that puts in place; Described gate lock (7) has a main hook slide assemblies (70) that is fixed on the described door plate (1), and described gate lock (7) also has a secondary lock hook assembly (74) that is fixedly mounted on the machine link plate (10a); One latch hook (72) is arranged on the described main hook slide assemblies (70), latch hook (72) and described secondary lock hook assembly (74) interlock, the contact (71) on the latch hook (72) contact with contact contact on the secondary lock hook assembly (74), forms loop generation signal to control housing;

The door machine signalling contact switch (13) that puts in place is a kind of low-pressure contact signal switch; Contact (132) is fixed on the contact holder (131), and support (131) is installed on the link plate (10b); Contact (133) is installed on the support (134) that is fixed on the plate (1), and when the link plate door-closing in-place, contact contact (132) contacts with the sheetmetal of contact (133) and forms a loop, and the electric potential signal of generation offers frequency converter (8); Wherein:

Described support (11) is L shaped, or U-shaped or Z-shaped or crotch shape, or the combination between them, one side of described support (11) is fixed on the front of a head (1), the limit is fixed on the side of door motor (9) in addition, or two sides, or three sides, or top, or the below, or the above and below, or a side and the top of two sides, or a side and the below of two sides, or two sides and above or below;

Described door cutter (6) is a synchronous door knife, or asynchronous door cutter, or the anti-door lock device of taking off of integral type;

The inside of a described door plate (1) be provided with light curtain line of motion protect linear chain (5a, 5b).

2. elevator cab door according to claim 1 permanent magnetism door machine is characterized in that: the described linear chain (5a) that protects is fixed on left link plate (10a) top, protects the top that linear chain (5b) is fixed on right link plate (10b).

3. elevator cab door according to claim 1 and 2 is characterized in that: be provided with buffering block (15) and intermediate door between the link plate of the described left and right sides between (10a, 10b) and be locked into a signalling contact switch (14) with permanent magnetism door machine.

4. an elevator cab door is with permanent magnetism door machine, for opening two folding door machine structure in a kind of side, comprise, door head (1 ') and be arranged in a support (11 ') in head (1 ') the place ahead, with the door motor (9 ') that is arranged in the permanent-magnet synchronous on the support (11 '), left and right sides link plate (10 ' a, 10 ' b), guide rail (17 '), left and right sides door-plate (18 ' a, 18 ' b), door cutter (6 '), driving band (4 '), transmission bracket (12 '), swelling device (2 '), frequency converter (8 '), and each structure in the cage door device, it is characterized in that: also include:

By door motor (9 ') driving wheel driven (19 '), and be connected the driving system that the driving band (4 ') between driving wheel (19 ') and the flower wheel (3 ') constitutes;

Described left and right sides door-plate (18 ' a, 18 ' b) is motion in the same way, and (18 ' a) is slow door-plate to left-hand door plate wherein, and right door-plate (18 ' b) is a shutter plate;

Described door strap (10 ' a, 10 ' b) is provided with and drives door-plate (18 ' a, 18 ' b) homodromous rope sheave transmission component (23); Door strap (10 ' b) is gone up the door cutter of installing (6 ') and is connected with being with (4 ') synchronously, drives door strap (10 ' b) motion;

One gate lock (7), the main hook slide assemblies (70) on the described gate lock (7) is fixedly mounted on the plate (1 ');

The one shutter signalling contact switch (13b) that puts in place, its contact are fixed on the support (24) on the plate (1 '), are installed on the fast door strap (18 ' b) by support;

The one slow door signalling contact switch (13a) that puts in place, its contact is installed on the support (25) that is fixed on the plate (1 '), is installed in slow door strap (on 18 ' a) the transmission arm by support;

Intermediate door is locked into a signalling contact switch (14), and its contact is installed on the support (26) that is fixed on the plate (1 '), and the contact is installed on the fast door strap (18 ' b) by support, wherein,

Described support (11 ') is L shaped, or U-shaped or Z-shaped, or crotch shape, or the combination between them, described support (11 ') one side be fixed on a front of head (1 '), the limit is fixed on the side of door motor (9 ') in addition, or two sides, or three sides, or the top, or below, or the above and below, or a side and the top of two sides, or a side and the below of two sides, or two sides and above or below

What the inside of a described door plate (1 ') was provided with light curtain line of motion protects linear chain (5 ').

According to claim 1 or 4 described elevator cab doors with permanent magnetism door machines, it is characterized in that: described gate lock (7) is installed in a plate (1) or on (1 '), perhaps establishes by other that support is installed in a plate (1) or on (1 ').