CN102030244A

CN102030244A - Safety window of elevator car roof

Info

Publication number: CN102030244A
Application number: CN201010588787XA
Authority: CN
Inventors: 吴彬; 沈建伟; 闵骏; 冯小明
Original assignee: SJEC Corp
Current assignee: SJEC Corp
Priority date: 2010-12-15
Filing date: 2010-12-15
Publication date: 2011-04-27

Abstract

The invention discloses a safety window of an elevator car roof, which is provided with a window frame, wherein, a window body, a safety protection switch and an alarm are arranged on the window frame, and the window frame is fixed on the window edge of the car roof, therefore, the different mounting of the window body and the safety protection switch, which is referred in the prior art and is carried out specific to the concrete structures of different car roofs, such as the layout method of reinforcing ribs, is avoided, and the mounting of the safety window has generality and is simple and convenient. Moreover, the alarm is arranged so that monitoring personnel can be informed of that the window body is opened in time. Furthermore, the window frame is arranged on the window edge of the car roof, so that the window edge intensity of the car roof is also improved.

Description

The elevator top car emergency exit

Technical field

The present invention relates to the elevator top car emergency exit.

Background technology

Existing elevator top car emergency exit; comprise the sedan-chair top that offers window, be arranged on the forms that are used to close window on the reinforced rib that sedan-chair pushes up by hinge through ground; on the reinforced rib on sedan-chair top safety protection switch is housed also, this safety protection switch is used for sending signal when forms are opened makes elevator out of service.Skilled in the art will recognize that; security window has different specifications; also there is different specifications on the sedan-chair top; like this when forms are installed; need fix hinge, safety protection switch etc. at the concrete structure on sedan-chair top such as the arrangement of reinforced rib, to realize the installation of forms, then existing elevator top car emergency exit does not have commonality; install inconvenience, and the intensity on sedan-chair top is relatively poor.

Summary of the invention

The purpose of this invention is to provide on the window edge on sedan-chair top dress window frame and forms, safety protection switch all are contained in elevator top car emergency exit on the window frame, this security window is easy for installation, and has strengthened the intensity on sedan-chair top by window frame.

For achieving the above object; the technical solution used in the present invention is: the elevator top car emergency exit; comprise the sedan-chair top that offers window; this top car emergency exit also comprises the window frame on the window edge that is fixed on described sedan-chair top; can be contained in the forms that are used to close described window on the described window frame rotationally; be provided with between described window frame and the described forms and be used for the stable blocking device that is closed on the described window frame of described forms; be equipped with on the described window frame at described forms and when described window frame is opened, send the safety protection switch that stops the elevator run signal, the annunciator that sends alerting signal at described forms when described window frame is opened also is housed on the described window frame.

Preferably, be provided with the position limiting structure that is used to forbid that described forms are excessively opened from the described window frame between described window frame and the described forms.

Further preferably, described position limiting structure comprises that an end is arranged on position-limited lever on the described window frame rotationally, is opened in the chute on the described forms, the other end of described position-limited lever can be slidingly arranged in the described chute at described forms length direction along described chute when described window frame is opened, the rotational axis line of described position-limited lever parallels with the rotational axis line of described forms, when described forms are opened from described window frame fully, described position-limited lever and described chute terminal inconsistent.

Preferably; described forms comprise first window unit that can be contained in rotationally on the described window frame, can be contained in second window unit on described first window unit rotationally; described blocking device is arranged between described second window unit and the described window frame; in described second window unit when described window frame is opened; described safety protection switch sends the signal that stops the elevator operation, and described annunciator sends alerting signal.

Preferably; described window frame is closed quadrangle; on the described window frame in one group of relative both sides wherein on one side by hinge through be provided with described forms; be provided with described blocking device on one side and between the described forms in addition; wherein on one side described annunciator is housed in other one group of relative both sides on the described window frame, on one side described safety protection switch is housed in addition.

Preferably, described blocking device comprises and is arranged on the lock on one of them position in described forms, two positions of described window frame, is opened in lockhole on the another one position, is opened in sliding eye on the described lock, is inserted in locking bar in the described sliding eye slidably, is arranged on and is used for providing elastic-restoring force of described locking bar to make described locking bar insert the elastic component of described lockhole between described lock and the described locking bar.

Because the utilization of technique scheme; the present invention compared with prior art has following advantage: window frame is set; forms; safety protection switch and annunciator all are contained on the window frame; window frame is fixed on the window edge on sedan-chair top; that has avoided like this mentioning in the background technology comes forms are carried out different installations with safety protection switch at the concrete structure on different sedan-chairs top such as the arrangement of reinforced rib; make the installation of this security window have commonality; and it is simple and convenient; and annunciator is set; can inform in time that monitor staff's forms are opened; furthermore, the window edge of window frame on the sedan-chair top is set, also strengthened the window edge intensity on sedan-chair top.

Description of drawings

Accompanying drawing 1 is window frame and forms bonded assembly schematic top plan view among the present invention;

Accompanying drawing 2 is for the master of forms of the present invention looks scheme drawing, and wherein second window unit is opened;

The master that accompanying drawing 3 is opened fully for forms of the present invention looks scheme drawing, and window frame schematically draws.

The specific embodiment

Further set forth structure of the present invention below in conjunction with accompanying drawing.

Shown in Fig. 1-3; the elevator top car emergency exit; comprise the sedan-chair top that offers window 19; be fixed on the window frame 13 on the window edge on sedan-chair top; can be contained in rotationally and be used to close window 19 forms 14 on the window frame 13; be provided with blocking device 3 between window frame 13 and the forms 14; this blocking device 3 is used for the forms 14 stable window frames 13 that are closed in; safety protection switch 7 and annunciator 8 are housed on the window frame 13; safety protection switch 7 is used for sending when window frame 13 is opened at forms 14 and stops the elevator run signal, and annunciator 8 is used for sending alerting signal at forms 14 when window frame 13 is opened.Window frame 13 is set; forms 14; safety protection switch 7 and annunciator 8 all are contained on the window frame 13; window frame 13 is fixed on the window edge on sedan-chair top; by window frame 13 forms 14 are installed; safety protection switch 7 and annunciator 8; that has avoided mentioning in the background technology comes forms are carried out different installations with safety protection switch at the concrete structure on different sedan-chairs top such as the arrangement of reinforced rib; make the installation of this security window have commonality; and it is simple and convenient; and annunciator 8 is set; can inform in time that monitor staff's forms 14 are opened; furthermore, the window edge of window frame 13 on the sedan-chair top is set, also strengthened the window edge intensity on sedan-chair top.

Window frame 13 is closed quadrangle; comprise four

edges frame

9 and 10 and 11 and 12; wherein 11 be provided with forms 14 rotationally on one side in one group of relative both

sides

11 and 12 on the window frame 13 by hinge 5; be provided with blocking device 3 between one side 12 and the forms 14 in addition; wherein on one side 10 annunciator 8 is housed in other one group of relative both

sides

9 and 10 on the window frame 13, on one side 9 safety protection switch 7 is housed in addition.Forms 14 comprise by hinge 5 can be contained in first window unit 2 on the frame 11 of window frame 13 rotationally, can be contained in second window unit 1 on first window unit 2 rotationally by hinge 4, blocking device 3 is arranged between the frame 12 of second window unit 1 and window frame 13, blocking device 3 comprises and is arranged on the lock 16 on second window unit 1 on the forms 14, be opened in the lockhole on the frame 12, be opened in the sliding eye on the lock 16, be inserted in the locking bar 15 in the sliding eye slidably, be arranged on the elastic component 17 between lock 16 and the locking bar 15, this elastic component 17 is used for providing 15 1 elastic-restoring forces of locking bar to make locking bar 15 stably insert lockhole, realizes second locking of window unit 1 on frame 12.When needs are opened second window unit 1; overcome the elastic resistance of elastic component 17; making locking bar 15 break away from from lockhole gets final product; in second window unit 1 when window frame 13 is opened; safety protection switch 7 sends the signal that stops the elevator operation; elevator is out of service, and annunciator 8 sends alerting signal, is used to notify the monitor staff.When opening second window unit 1, second window unit 1 at first rotates with respect to first window unit 2, as shown in Figure 2, after second window unit 1 is opened fully, second window unit 1 can be stacked on first window unit 2, promote first window unit 2 then, first window unit 2 rotates with respect to frame 11, as shown in Figure 3, window 19 is opened fully, be provided with position limiting structure 20 between first window unit 2 on window frame 13 upper side frames 9 and the forms 14, this position limiting structure 20 is used to forbid that forms 14 excessively open from window frame 13.In Fig. 2 and 3, position limiting structure 20 comprises that an end is arranged on the position-limited lever 6 on the frame 9 of window frame 13 rotationally, be opened in the chute 18 on first window unit 2 of forms 14, can slide in chute 18 in the other end of position-limited lever 6, the rotational axis line of position-limited lever 6 parallels with the rotational axis line of forms 14, like this in first window unit 2 of forms 14 when window frame 13 is opened, one end of position-limited lever 6 rotates with respect to the frame 9 of window frame 13, slide in chute 18 in the other end of position-limited lever 6, when the end of position-limited lever 6 and chute 18 terminal inconsistent, then first window unit 2 is under an embargo and is rotated further, this moment, first window unit 2 was opened fully, then next first window unit 2 can only be rotated in the opposite direction, realizes closing window 19.

Claims

1. elevator top car emergency exit; comprise the sedan-chair top that offers window; it is characterized in that: this top car emergency exit also comprises the window frame on the window edge that is fixed on described sedan-chair top; can be contained in the forms that are used to close described window on the described window frame rotationally; be provided with between described window frame and the described forms and be used for the stable blocking device that is closed on the described window frame of described forms; be equipped with on the described window frame at described forms and when described window frame is opened, send the safety protection switch that stops the elevator run signal, the annunciator that sends alerting signal at described forms when described window frame is opened also is housed on the described window frame.

2. elevator top car emergency exit according to claim 1 is characterized in that: be provided with the position limiting structure that is used to forbid that described forms are excessively opened from the described window frame between described window frame and the described forms.

3. elevator top car emergency exit according to claim 2, it is characterized in that: described position limiting structure comprises that an end is arranged on position-limited lever on the described window frame rotationally, is opened in the chute on the described forms, the other end of described position-limited lever can be slidingly arranged in the described chute at described forms length direction along described chute when described window frame is opened, the rotational axis line of described position-limited lever parallels with the rotational axis line of described forms, when described forms are opened from described window frame fully, described position-limited lever and described chute terminal inconsistent.

4. elevator top car emergency exit according to claim 1; it is characterized in that: described forms comprise first window unit that can be contained in rotationally on the described window frame, can be contained in second window unit on described first window unit rotationally; described blocking device is arranged between described second window unit and the described window frame; in described second window unit when described window frame is opened; described safety protection switch sends the signal that stops the elevator operation, and described annunciator sends alerting signal.

5. elevator top car emergency exit according to claim 1; it is characterized in that: described window frame is closed quadrangle; on the described window frame in one group of relative both sides wherein on one side by hinge through be provided with described forms; be provided with described blocking device on one side and between the described forms in addition; wherein on one side described annunciator is housed in other one group of relative both sides on the described window frame, on one side described safety protection switch is housed in addition.

6. according to the described elevator top car emergency exit of above-mentioned each claim, it is characterized in that: described blocking device comprises and is arranged on the lock on one of them position in described forms, two positions of described window frame, is opened in lockhole on the another one position, is opened in sliding eye on the described lock, is inserted in locking bar in the described sliding eye slidably, is arranged on and is used for providing elastic-restoring force of described locking bar to make described locking bar insert the elastic component of described lockhole between described lock and the described locking bar.