CN201137365Y

CN201137365Y - Door machine lock

Info

Publication number: CN201137365Y
Application number: CNU2007201715721U
Authority: CN
Inventors: 饶学良
Original assignee: China Fangda Group Co Ltd
Current assignee: Shenzhen Fangda Automation System Co., Ltd.
Priority date: 2007-12-19
Filing date: 2007-12-19
Publication date: 2008-10-22
Anticipated expiration: 2017-12-19

Abstract

The utility model discloses a door machine lock, which comprises a holdfast which is fixed on a fixed bottom plate, an insert plate which can be shifted in left and right in the holdfast, wherein one end of the insert plate can be connected with a driving assembly which can drive the insert plate to shift in left and right, and further comprises two movable rods, the lower sections of the movable rods are penetrated into the holdfast and the insert plate, and can slide up and down. Grooves which are used to insert the insert plate are arranged on the two movable rods, a connecting pin is respectively arranged on the upper sections of the two movable rods, rotary hooks are respectively hinged on the two sides of the holdfast, translation grooves are all arranged on the rotary hooks, the connecting pins on the two movable rods are respectively inserted in the relative translation grooves, and two photoelectric stroke switches for sensing the moving position of the insert plate which are horizontally parallel, and are provided with gaps mutually among the switches which are arranged on the holdfast. The utility model can avoid the fault that one side door is locked and other side can not be locked when the left and right movable doors are asynchronously operated, thereby guaranteeing the safe and reliable usage of a metro movable door.

Description

Portal crane lock

Technical field

The utility model relates to a kind of portal crane lock, relates in particular to a kind of portal crane lock that is used on the movable every machine of subway station.

Background technology

Existing portal crane lock can only be used for symmetrical dodge gate, and the door machine to drive a left and right sides dodge gate be to adopt single motor to add the mode of screw mandrel (or band) synchronously because the synchronization accuracy height of left and right door running body, this lock can satisfy instructions for use.But for the asymmetrical dodge gate in the left and right sides, and it is to adopt bi-motor to add the mode of screw mandrel that the door machine drives, error can appear in the synchronization accuracy of left and right door running body, so just may cause at one side dodge gate door-closing in-place, and the another side dodge gate does not also close when putting in place, portal crane lock just pins, thereby the fault of closing the door of dodge gate occurs.Can draw from above-mentioned situation, existing portal crane lock is on being used for asymmetric movable every machine the time, has poor reliability, is unfavorable for the shortcoming of practical application.

The utility model content

The utility model is in order to solve above-mentioned technical problem, provides a kind of when using bi-motor to add the kind of drive of screw mandrel, no matter whether the asymmetrical dodge gate operation in the left and right sides is synchronous, can both guarantee the portal crane lock of locking behind the dodge gate door-closing in-place of the left and right sides.

For addressing the above problem, the technical solution of the utility model is a kind of portal crane lock of structure, comprise the support that is fixed on the fixed base plate, being located at can be left in the support, the plate of right translation, plate one end with can drive a plate left side, the driven unit of right translation connects, comprising also that hypomere penetrates in support and the plate can go up, two carriage release levers of lower slider, two carriage release levers are provided with the notch that can supply plate to enter, two carriage release lever epimeres respectively are provided with a connecting pin, the support both sides respectively are hinged with a swivel hook, be equipped with the translation groove on the swivel hook, connecting pin on two carriage release levers inserts respectively in the corresponding translation groove, and support is provided with two laterally side by side, leave the photoelectricity travel switch that the induction plate shift position of spacing is used each other.

Wherein, described plate one end is connected with driven unit, the other end when it is in locked position with can drive plate 5 to the manual push pedal 7 of right translation against.

Described driven unit comprises an electromagnet, inserts the traction iron core that this electromagnet Inner Front End is connected with plate, is with a spring on the traction iron core, and spring one end is resisted against on the electromagnet casing, and the other end is resisted against on the steady pin that is fixed on the traction iron core.

The swivel hook of described support both sides is and is symmetrical arranged.

The utility model is closed the door when asynchronous when left and right sides dodge gate, the situation that one of them swivel hook lags behind and puts in place can appear, at this moment the notch of the carriage release lever that swivel hook drove put in place of the lagging behind plate that do not align, plate can not enter in the notch of two carriage release levers, portal crane lock can not pin, but just can pin after the swivel hook that lags behind puts in place.Compared with prior art, the characteristics of this structure are exactly to move when asynchronous at left and right sides dodge gate, avoid on one side door lock to live, and the fault that another side door can not be locked, thereby guarantee that the subway dodge gate uses safely and reliably.The required component of the utility model are few, each component processing is simple and easy, and lockset has installation, easy to maintenance, the advantage of stable performance.

Description of drawings

Below in conjunction with drawings and Examples the utility model is described further, wherein:

Fig. 1 is the view that shuts of the utility model preferred embodiment;

Fig. 2 is the unlocking condition schematic diagram of the utility model preferred embodiment.

The specific embodiment

As Fig. 1,2 show the basic structure of the utility model preferred embodiment, a kind of portal crane lock, comprise the support 2 that is fixed on the fixed base plate 1, being located at can be left in the support 2, the plate 5 of right translation, these plate 5 one ends with can drive plate 5 left sides, the driven unit of right translation connects, comprise that also hypomere penetrates support 2 and plate 5 interior can going up, two carriage release levers 6 of lower slider, two carriage release levers 6 are provided with the notch 9 that can supply plate 5 to enter, two carriage release lever 6 epimeres respectively are provided with a connecting pin 10, support 2 both sides respectively are hinged with a swivel hook 3, swivel hook 3 is provided with translation groove 11, connecting pin 10 on two carriage release levers 6 inserts respectively in the translation groove 11 on the corresponding swivel hook 3, and support 2 is provided with two laterally side by side, leave photoelectricity travel switch 8 (Fig. 1 that induction plate 5 shift positions of spacing are used each other, only illustrate one in 2).In the present embodiment, the swivel hook 3 of support 2 both sides is and is symmetrical arranged, and the translation groove 11 on two swivel hooks 3 is concordant mutually when locking states; Driven unit comprises an electromagnet 4, insert the traction iron core 12 that electromagnet 4 Inner Front Ends are connected with plate 5, be with a spring 13 on this traction iron core 12, these spring 13 1 ends are resisted against on electromagnet 4 shells, and the other end is resisted against on the steady pin 14 that is fixed on the traction iron core 12.

As shown in Figure 1, 2, plate 5 one ends are connected with driven unit, the other end when it is in locked position with can drive described plate 5 to the manual push pedal 7 of right translation against.Manually push pedal 7 is broken down at driven unit, when needing manual unlocking, can manually spur manual push pedal 7, drives plate 5 and moves right and break away from notch 9.

In the present embodiment, be equipped with U type groove 15 on two swivel hooks 3, U type groove 15 on the swivel hook 3 cooperates with a transmission body (not shown) of fanning on the dodge gate, the mode that two fan dodge gates respectively adopt a motor to add screw mandrel drives, hit the U type groove 15 of swivel hook 3 in the moving process that dodge gate is opened or closed at positive and negative both direction by transmission body, drive the positive and negative rotation of swivel hook 3, thereby realize the upper and lower mobile of carriage release lever 6.In the course of work, when the door machine controller sends when instruction of opening the door, the suction of electromagnet will draw iron core and inhale mobile to the right, make plate 5 move right to notch 9 disengaging configurations of carriage release lever 6, plate 5 has blocked the optical axis of horizontal the right one photoelectricity travel switch (not shown) simultaneously, enabling signal is imported controller into, the motion of under the drive of motor, opening the door of two dodge gates, in the U type groove 15 of transmission body on the dodge gate on swivel hook 3, hit swivel hook 3, swivel hook 3 is rotated, move up door lock place released state thereby drive carriage release lever 6.In the locking process, in the U type groove 15 that is moved into swivel hook 3 of transmission body on the dodge gate along with dodge gate, oppositely hit swivel hook 3, make swivel hook 3 backward rotation, move down and drive carriage release lever 6, when two dodge gate door-closing in-places, controller sends instruction and removes electromagnet 4 suction, plate 5 is moved to the left and enters in the notch 9 of carriage release lever under the elastic force of spring 13 promotes, plate 5 blocks the optical axis of the horizontal left side one photoelectricity travel switch 8 simultaneously, and sends portal crane lock locking signal to controller.In the process of closing the door, close the door asynchronous as two fan dodge gates, the situation that one of them swivel hook 3 lags behind and puts in place can appear, swivel hook 3 hysteresis also lag behind connected carriage release lever 6 and put in place, and the notch 9 on this carriage release lever 6 is not concordant in plate 5 at this moment, and plate 5 can not enter notch 9, at this moment portal crane lock can not pin dodge gate, after the swivel hook 3 that lags behind put in place, plate 5 just can enter notch 9, completely shuts.The characteristics of this structure are exactly to move when asynchronous at left and right sides dodge gate, avoid on one side door lock to live, and the fault that another side door can not be locked, thereby guarantee that the subway dodge gate uses safely and reliably.

Claims

1, a kind of portal crane lock, it is characterized in that: comprise the support (2) that is fixed on the fixed base plate (1), being located at can be left in this support (2), the plate of right translation (5), these plate (5) one ends with can drive described plate (a 5) left side, the driven unit of right translation connects, comprise that also hypomere penetrates described support (2) and can go up with plate (5) is interior, two carriage release levers (6) of lower slider, described two carriage release levers (6) are provided with the notch (9) that can supply described plate (5) to enter, described two carriage release levers (6) epimere respectively is provided with a connecting pin (10), described support (2) both sides respectively are hinged with a swivel hook (3), be equipped with translation groove (11) on the described swivel hook (3), connecting pin (10) on described two carriage release levers (6) inserts respectively in the corresponding described translation groove (11), and described support (2) is provided with two laterally side by side, leave the photoelectricity travel switch (8) that induction plate (5) shift position of spacing is used each other.

2, portal crane lock according to claim 1 is characterized in that: described plate (5) one ends are connected with described driven unit, the other end when it is in locked position with can drive described plate (5) to the manual push pedal (7) of right translation against.

3, portal crane lock according to claim 2, it is characterized in that: described driven unit comprises an electromagnet (4), insert the traction iron core (12) that this electromagnet (4) Inner Front End is connected with described plate (5), be with a spring (13) on this traction iron core (12), these spring (13) one ends are resisted against on described electromagnet (4) shell, and the other end is resisted against on the steady pin (14) that is fixed on the described traction iron core (12).

4, portal crane lock according to claim 3 is characterized in that: the described swivel hook (3) of described support (2) both sides is and is symmetrical arranged.