CN1265371A

CN1265371A - Detector and detection method for opened door to elevator room in the story with no elevator cage

Info

Publication number: CN1265371A
Application number: CN 00112131
Authority: CN
Inventors: 陈金林
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-03-13
Filing date: 2000-03-13
Publication date: 2000-09-06
Anticipated expiration: 2020-03-13
Also published as: CN1141241C

Abstract

The detector and detection method of the present invention is used to trigger alarm circuit so as to promote operator to precaution. The detector includes dry reed pipes and permanent magnets, the dry reed pipes are installed separately in side of door frames and thresholds of all stories, one permanent magnet is installed in the protection of each door frame near the dry reed pipe, one pair of permanent magnets are installed on the cage in the position of each story are connected parallelly and the parallel,combinations of all stories are connected serially.

Description

Detecting device and method of inspection thereof when the layer Room, non-lift car place door is opened

What the present invention relates to is that a kind of layer Room, non-lift car place door that is used for is signal supervisory instrument and a method of inspection thereof when opening by the people, be used to trigger various warning circuits (device), the operator that hoistway door is opened in prompting notes: elevator is not at this layer, take care, in case fall into hoistway, cause injures and deaths, this method and device are suitable for exhausted most various passenger-cargo cage lifter.

As being opened down for operator's turnover and riding elevator by the gate drive under its Room door normal circumstances of elevator, also need Room door be opened in some cases from the outside by key, carry out various relevant work, if elevator is not to handle with great care in the words of this layer, in order to avoid fall into hoistway, cause injures and deaths.Problem is various former thereby open the Room behind the door, owing to causing the attention of opening Room door person, the warning facility that does not have to be correlated with falls into hoistway, the injures and deaths that this reason causes have accounted for exhausted major part, and elevator can only accomplish so far that from invention Room door is externally out of service by people's elevator when opening.

Detecting device and method of inspection thereof when the objective of the invention is to provide the layer Room, a kind of non-lift car place door to be opened at above-mentioned weak point, connect again after the dry-reed tube of installing on the dry-reed tube of installing on the door pocket of station, every layer of Room and the every layer of lading door dill is in parallel and constitute a path, at car sill one end a pair of permanent magnet is installed, when other floor Room doors of the non-place of car layer are opened, it is alarm that the warning circuit device detects open circuit signaling, can prevent that the personal injury incident from taking place.

Detecting device when the layer Room, non-lift car place door is opened and method of inspection thereof take following scheme to realize:

Detecting device 1 of the present invention, overlap hidden part correct position at every layer of Room every of elevator and install one and be connected to the dry-reed tube of line (as GBN, GBN-1 ...);

2, every layer Room door near dry-reed tube on the door pocket near the position one block permanent magnet is installed, its appended permanent magnet can make reliable closed, the conducting in its contact to being installed in the dry-reed tube effect on the door pocket when adjusting its suitable position and making it work as Room door closed contact;

3, at every layer of lading door dill side correct position one dry-reed tube is installed, this is managed two terminated lines and is installed in dry-reed tube that Room every puts mutually and connect (as GAN, GAN-1 ...); ,

4, in car sill one side, a pair of permanent magnet is installed in the position near the dry-reed tube of installing corresponding to lading door dill, its spacing is slightly wideer than dry-reed tube, make its can be when the lift car flat bed dry-reed tube be subjected to closed connection of magnetic field reliable effect of this a pair of permanent magnet, by adjusting the upper and lower, left and right position of dry-reed tubes such as dry-reed tube GAN, GAN-1 at lading door dill, make its lift car when every floor layer flat bed, dry-reed tube just in time is subjected to the effect of a pair of permanent magnet that car sill adds and reliable closed, conducting;

5, will be and two dry-reed tube two ends that connect be serially connected by the dry-reed tube on lead and all lading door dills of upper and lower floor and constitute a path, join by 2 of A, B and warning circuit.

Method of inspection of the present invention for when elevator when the place layer opens the door, though move the permanent magnet position on the door of the Room thereupon, being installed in dry-reed tube on the door pocket can not get effect contact, magnetic field and is open circuit, when open a way in the contact, electric current still can be by being installed in the dry-reed tube on the lading door dill, because of the contact of the effect closure of the appended a pair of permanent magnet of car sill is the loop, when non-car place layer has any one deck balcony Men Gang to open, the dry-reed tube of two parallel connections all is open circuit, circuit A, the B end is open circuit, and warning circuit detects A, can send light behind 2 open circuit signalings of B, the dual alarm of sound.

Detecting device and method of inspection thereof when the layer Room, non-lift car place door is opened, be skillfully constructed, principle is simple, reasonable in design, the reliability height, with low cost, easy for installation, can be independent of the characteristics of lift circuit work, needing only for the express elevator with advance door opening increases a pair of length that is attached to permanent magnet on the car sill.Elevator during the present invention both had been suitable for manufacturing and designing also is suitable for using elevator.Bonded assembly warning circuit of the present invention, remind the operator open Room door note the car railway carriage or compartment not this layer prevent to fall into hoistway and cause injures and deaths.

The invention will be further described below with reference to accompanying drawing.

Fig. 1 is detecting device and the method for inspection electric control theory figure thereof of the layer Room, non-lift car place door when being opened.

With reference to accompanying drawing 1, the present invention overlaps the dry-reed tube GB that hidden part correct position installation one is connected to line at every layer of Room every of elevator; And one block permanent magnet is installed near this dry-reed tube position at Room reveal face, at the correct position of lading door dill another dry-reed tube GA is installed, and be installed in dry-reed tube that Room every puts mutually and connect by line, again with other on, the dry-reed tube that following floor installs in the same way is in series, in the dry-reed tube position that car sill one side is installed corresponding to lading door dill a pair of permanent magnet is installed, make its dry-reed tube when the lift car flat bed can be subjected to the effect of this a pair of permanent magnet and reliable closed the connection, though method of inspection is for move when elevator permanent magnet position on the door of the Room when the place layer opens the door thereupon, when being installed in dry-reed tube on the door pocket and can not get effect contact, magnetic field open circuit, electric current still can form the loop by the dry-reed tube make contact that is installed on the lading door dill, only when the layer Room, non-car place door is opened, when the dry-reed tube of two parallel connections all is open circuit, A, 2 of B are open circuit, warning circuit detects A, can send light behind 2 open circuit signalings of B, the dual alarm of sound

Principle of work: every layer Room every put the dry-reed tube GA that installs on the dry-reed tube GB of installation and the every layer of lading door dill be in parallel after again with other on, following floor install in the same way two and connect dry-reed tube series connection and constitute a loop as shown in Figure 1, like this if every layer of Room door all close and series connected dry-reed tube GB is installed on its some door pockets when putting in place is subjected to the appended permanent magnet effect of floor Room door separately and closure, be channel status, though move the permanent magnet position on the door of the Room if car arrives any one deck when opening the door thereupon, the dry-reed tube GBN-4 pipe that is installed on the door pocket can not get the magnetic field effect, when open a way in the contact, but electric current still can be closed because of the effect of the appended a pair of permanent magnet of car sill by the dry-reed tube GAN-4 that is installed on the lading door dill, constitute the loop, therefore no matter Room door is closure or is opening, when as long as other floor Room doors of the non-place of car layer are opened, the dry-reed tube GA of two parallel connections, GB is open circuit, A, 2 of B are open circuit, can send light after the warning circuit device detects, the dual alarm of sound.

Above-mentioned is that two dry-reed tubes that are connected in parallel on every layer of lading door dill that every layer Room every is put and corresponding are cascaded and constitute a path and offer warning circuit, in fact also two dry-reed tubes that are connected in parallel on can cooresponding each layer lading door dill of each layer door pocket insert each warning circuit separately, or inserting warning circuit again after two, three layers of series connection, its character is identical.

Claims

1, detecting device when the layer Room, a kind of non-lift car place door is opened, it is characterized in that (1), be connected to the dry-reed tube of line in every layer of Room of elevator every cover installation one, (2), the position is equipped with a block permanent magnet near dry-reed tube on the close door pocket of every layer of Room door, adjust when the position makes it work as Room door closed contact and can make the reliable closed conducting in contact being installed in the dry-reed tube effect on the door pocket, (3), every layer of lading door dill side one dry-reed tube is installed, this is managed two terminated lines and is installed in dry-reed tube that Room every puts mutually and connect, (4), near the dry-reed tube that car sill one side is installed corresponding to sill, a pair of permanent magnet is installed, dry-reed tube is subjected to the closed connection of this magnetic field reliable effect to permanent magnet when the lift car flat bed, (5), with and two dry-reed tube two ends that connect by lead and last, dry-reed tube on following all lading door dills of floor is serially connected and constitutes a path, and joins with warning circuit.

2, method of inspection when the layer Room, a kind of non-lift car place door is opened, though it is characterized in that moving thereupon when elevator permanent magnet position on the door of the Room when the place layer opens the door, the dry-reed tube that is installed on the door pocket can not get effect contact, magnetic field and is open circuit, electric current still can be by being installed in dry-reed tube on the lading door dill because of the effect closure of the appended a pair of permanent magnet of car sill, and constitute the loop when non-car place layer has any one deck balcony Men Gang to open, the dry-reed tube of two parallel connections all is open circuit, A, the B terminal circuit is open circuit, and warning circuit can send light after detecting open circuit signaling, the dual alarm of sound.