CN110397384B

CN110397384B - Fireproof window with arm blocking device

Info

Publication number: CN110397384B
Application number: CN201910672603.9A
Authority: CN
Inventors: 柴华明
Original assignee: Beijing Yuechang Metal Door And Window Co ltd
Current assignee: Beijing Yuechang Metal Door And Window Co ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-06-30
Anticipated expiration: 2039-07-24
Also published as: CN110397384A

Abstract

The invention discloses a fireproof window with a baffle arm device, which has the technical scheme that: the fireproof window comprises a frame body and two window bodies which are arranged in the frame body and hinged with the frame body, wherein fireproof glass is arranged in the window bodies; the frame body comprises an outer frame and a supporting beam fixedly connected between the opposite inner walls of the outer frame, and a blocking arm device for blocking the opening and closing of the window body is arranged at one side of the opening and closing of the window body in the frame body; the arm blocking device comprises two driving blocks arranged on one side, facing the opening and closing of the window body, of the supporting beam, and the two driving blocks are respectively positioned at two ends of the supporting beam; two sides of each driving block are respectively provided with a telescopic arm, one end of each telescopic arm is hinged with the driving block, and the other end of each telescopic arm is hinged with the inner wall of the end corner of the adjacent frame body; and a driving mechanism which drives the two driving blocks to move towards the middle of the supporting beam so that the telescopic arm extends and abuts against the outer side wall of the window body is arranged in the supporting beam. The invention has the advantages that: make framework and window body closure tighter, prolonged the fire prevention ageing of fire prevention window.

Description

Fireproof window with arm blocking device

Technical Field

The invention relates to the field of building protective windows, in particular to a fireproof window with a blocking arm device.

Background

A fire window is a window that, in conjunction with a frame, meets the requirements of fire stability and fire integrity over a period of time. When lighting and ventilation are needed on two building outer walls with insufficient fire-proof spacing or between spaces separated by a fire-proof wall, fire-proof windows should be adopted.

The existing fireproof window comprises a frame body and a plurality of window bodies which are arranged in the frame body and hinged with the frame body, wherein fireproof glass is arranged in the window bodies.

If when the fire breaks out in the room, personnel are closed with the window body to reduce the gap between framework and the window body, reduced the flow of air, make the intensity of a fire difficult for stretching to indoor. However, although the fireproof window is a fireproof window, the frame or the window body of the fireproof window is deformed under a high-temperature environment with a certain fire resistance limit for a long time, so that a gap between the frame and the window body is formed, heat is easily introduced into an area without fire, and people trapped in a fire hazard pose a life threat.

Disclosure of Invention

The invention aims to provide a fireproof window with a barrier arm device, which has the advantages that a frame body and a window body are closed more tightly, and the fireproof time efficiency of the fireproof window is prolonged.

The technical purpose of the invention is realized by the following technical scheme:

a fire window with a barrier arm device comprises a frame body, two window bodies which are arranged in the frame body and hinged with the frame body, and fire-proof glass is arranged in the window bodies; the frame body comprises an outer frame and a supporting beam fixedly connected between the opposite inner walls of the outer frame, and a blocking arm device for blocking the opening and closing of the window body is arranged at one side of the opening and closing of the window body in the frame body;

the arm blocking device comprises two driving blocks arranged on one side, facing the opening and closing of the window body, of the supporting beam, and the two driving blocks are respectively positioned at two ends of the supporting beam; two sides of each driving block are respectively provided with a telescopic arm, one end of each telescopic arm is hinged with the driving block, and the other end of each telescopic arm is hinged with the inner wall of the end corner of the adjacent frame body; and a driving mechanism which drives the two driving blocks to move towards the middle of the supporting beam so that the telescopic arm extends and abuts against the outer side wall of the window body is arranged in the supporting beam.

Through the technical scheme, when a fire disaster occurs, a worker closes the window body in the frame body, then the arm blocking device works, the driving mechanism drives the two driving blocks to slide towards the middle direction of the supporting beam, so that the telescopic arm stretches out and draws back, and a triangular structure is formed between the telescopic arm and the frame body, so that the telescopic arm is shielded on one side where the window body is opened and closed, and the telescopic arm is tightly attached to the surface of the window body, thereby not only limiting the opening and closing of the window body, but also ensuring that the window body and the frame body are tightly attached. Under the extrusion of flexible arm, restricted the frame window form junction and taken place deformation, caused the difficult intercommunication of air of fire window both sides to the fire prevention ageing of fire window has been prolonged.

The invention is further configured to: the driving mechanism comprises a connecting block fixedly connected to one side of each driving block, which faces the supporting beam, and the connecting block is arranged in the supporting beam and is connected with the inner wall of the limiting chute in a sliding manner; a first rotating rod is arranged in the supporting beam and distributed along the length direction of the supporting beam, two sections of external threads are arranged on the peripheral surface of the first rotating rod from two ends to the middle part, and the thread directions are opposite; one end of the first rotating rod is provided with a driving motor for driving the first rotating rod to rotate, and the first rotating rod is in threaded connection with the two connecting blocks.

Through above-mentioned technical scheme, when actuating mechanism during operation, driving motor drives first axis of rotation and rotates for two connecting blocks move towards opposite direction under the restriction of spacing spout, and link two drive blocks towards a supporting beam's middle part direction displacement, and drive flexible arm and extend. The driving mechanism is simple in structure, the displacement effect of the two driving blocks is remarkable, and the later maintenance of the driving mechanism is facilitated.

The invention is further configured to: the telescopic arm comprises a first functional arm and a second functional arm which are arranged in a collinear manner, and a sleeve which is sleeved on the outer peripheral surface of the second functional arm of the first functional arm, the first functional arm is connected with the sleeve, and the second functional arm is connected with the sleeve in a sliding manner; one end of the first function arm is rotatably connected with the driving rod, and one end of the second function arm is rotatably connected with the inner wall close to the end angle of the frame body.

Through the technical scheme, when the telescopic arm is in a contracted state and is positioned at the upper edge and the lower edge of the frame, the opening and closing of the window body cannot be influenced; when the drive block moves, the telescopic arm can be driven to extend to block one side of the window body to be opened and closed, and the telescopic arm is driven by the drive block to automatically extend and automatically retract, so that the window is convenient to maintain.

The invention is further configured to: two holding tanks for holding four telescopic arms are arranged on the inner wall of the frame body.

Through above-mentioned technical scheme, when the drive block was located initial position, make four flexible arms be located the last border and the lower border department of framework respectively, the effect of accomodating has been played to four flexible arms to seting up of holding tank, has not only reduced the space of contracting the arm and has occupied, has also improved the aesthetic property of fire window.

The invention is further configured to: cavities are formed in the first functional arm and the second functional arm, and openings are formed in the sides, facing the window body, of the first functional arm and the second functional arm; and a pressing mechanism which applies pressure to the window body to enable the window body and the frame body to be tightly abutted is arranged in the first function arm.

Through above-mentioned technical scheme, flexible arm sets up in window body direction one side that opens and shuts, can avoid the deformation on a large scale of window body, and the setting of pressing the mechanism can exert pressure to the window body for window body and framework are closed tighter, have reduced the space between framework and the window body.

The invention is further configured to: the pressing mechanism comprises a second rotating rod arranged in the first functional arm, two ends of the second rotating rod are rotatably connected with the inner wall of the first functional arm, one end of the second rotating rod is provided with an active motor for driving the second rotating rod to rotate, two sections of external threads are arranged on the circumferential surface of the second rotating rod from two ends to the middle part, and the thread directions are opposite; threaded connection has a slider on two sections threads of second dwang, one side of second dwang is provided with the gag lever post that wears to establish two sliders together simultaneously, and the gag lever post is parallel to each other with the second dwang, and the both ends and the first function arm inner wall fixed connection of gag lever post are provided with one between two sliders and are used for pressing the arc shell fragment on the window body, arc shell fragment's both ends and two slider fixed connection.

Through above-mentioned technical scheme, when flexible arm is in the state of extending, the initiative motor starts to drive the second dwang and rotates, through the threaded connection of two sliders and second dwang to make the slider move towards opposite direction under the restriction of gag lever post, thereby drive the arc shell fragment and take place to buckle and contradict on the frame of window body, thereby apply elastic force to the window body, make window body and framework contact tighter, thereby make difficult deformation between window body and the framework.

The invention is further configured to: a pressing mechanism is also arranged in the second function arm.

Through above-mentioned technical scheme, the setting of the pressure subassembly in the second function arm has increased with the action point of framework, has improved the effort between window body and the framework, has improved the leakproofness between window body and the framework.

In conclusion, the invention has the following beneficial effects:

firstly, the frame body and the window body are closed more tightly. The driving mechanism drives the two driving blocks to slide towards the middle of the supporting beam, so that the telescopic arms stretch and retract, a triangular structure is formed between the telescopic arms and the frame body, the telescopic arms are shielded on one side of the opening and closing of the window body and are tightly attached to the surface of the window body, the opening and closing of the window body are limited, and the window body and the frame body are attached more tightly;

and secondly, the deformation of the window body is reduced. When flexible arm is in the extension state, the initiative motor starts to drive the second dwang and rotates, through the threaded connection of two sliders and second dwang to make the slider move towards opposite direction under the restriction of gag lever post, thereby drive the arc shell fragment and take place to buckle and contradict on the frame of window body, thereby apply elastic force to the window body, make window body and framework contact tighter, thereby make difficult deformation between window body and the framework.

Drawings

FIG. 1 is a schematic view of the overall construction of a fire protection window;

FIG. 2 is a schematic structural view of a device embodying a blocking arm;

FIG. 3 is a schematic view showing the operation of the arm blocking device;

FIG. 4 is a schematic view showing the structure of the telescopic arm;

FIG. 5 is a schematic view showing the structure of the sleeve;

FIG. 6 is a schematic view showing a partial structure of a driving mechanism;

fig. 7 is a schematic structural view showing the pressing mechanism.

In the figure, 1, frame; 11. accommodating grooves; 2. a support beam; 21. a limiting chute; 3. a window body; 31. a window frame; 32. fireproof glass; 4. a catch arm device; 41. a drive block; 42. a telescopic arm; 421. a first functional arm; 4211. a first chute; 422. a second functional arm; 4221. a second chute; 423. a sleeve; 4231. a limiting block; 43. a drive mechanism; 431. a first rotating lever; 432. a drive motor; 433. connecting blocks; 5. a pressing mechanism; 51. a second rotating lever; 52. a limiting rod; 53. an active motor; 54. an arc-shaped elastic sheet; 55. a slide block.

Detailed Description

A fire window with a blocking arm device comprises a rectangular frame body 1, wherein a supporting beam 2 is arranged in the frame body 1, two ends of the supporting beam 2 are respectively fixed in the middle of an upper beam and a lower beam in the frame body 1, and two window bodies 3 are hinged in the frame body 1, so that two openings formed by the supporting beam 2 and the frame body 1 are closed. The window 3 includes a ring-shaped window frame 31 and a fire proof glass 32 embedded in the window frame 31.

As shown in fig. 2, a barrier arm device 4 for blocking window 3 is disposed at a side of opening and closing window 3 in frame 1. The arm blocking device 4 comprises two driving blocks 41 arranged on one side of the supporting beam 2 facing the opening and closing direction of the window 3, and the driving blocks 41 are respectively positioned on the upper side and the lower side of the supporting beam 2; each driving block 41 is connected with two telescopic arms 42, the telescopic arms 42 are respectively positioned at two sides of the driving block 41 and are arranged in parallel with the upper beam and the lower beam of the frame body 1, one end of each telescopic arm 42 is hinged with the driving block 41, and the other end of each telescopic arm 42 is hinged with the inner wall of an end corner of the frame body 1; and a driving mechanism 43 for driving the two driving blocks 41 to move towards the middle of the support beam 2 to drive the telescopic arm 42 to extend and retract so that the telescopic arm 42 blocks one side of the window 3 is further arranged in the support beam 2. The stretching of the telescopic arm 42 limits the window 3 to be accidentally opened or closed with the frame body 1 due to long-time thermal deformation, so that the service life of the window 3 is prolonged, and valuable rescue time is extruded for trapped people in fire.

As shown in fig. 2, the upper beam of the frame 1 and the lower beam of the frame 1 are respectively provided with a receiving groove 11 for receiving two telescopic arms 42, so that the arm blocking device 4 can be received in the receiving groove 11 when not in operation, thereby ensuring normal opening and closing of the window body 3 and improving the overall aesthetic property of the fire window.

As shown in fig. 3 and 4, the telescopic arm 42 includes a first functional arm 421 and a second functional arm 422 that are arranged in a collinear manner, and a sleeve 423 that is simultaneously sleeved on the outer peripheral surfaces of the first functional arm 421 and the second functional arm 422, and the first functional arm 421 and the sleeve 423 and the second functional arm 422 and the sleeve 423 are slid with each other. The opposite inner wall of the sleeve 423 is fixedly connected with four limit blocks 4231 (shown in fig. 5), the four limit blocks 4231 are respectively located at two ends of the sleeve 423, and the outer peripheral surface of the first function arm 421 is provided with a first sliding groove 4211 for accommodating the two limit blocks 4231 to slide along the length direction of the first function arm 421; the outer peripheral surface of the second functional arm 422 is provided with two second sliding grooves 4221 along the length direction of the second functional arm 422 for accommodating the other two limiting blocks 4231 to slide. By mutual sliding between the limit block 4231 and the first sliding groove 4211, and between the limit block 4231 and the second sliding groove 4221, not only the telescopic stability of the telescopic arm 42 is ensured, but also the maximum extension length of the first functional arm 421 and the second functional arm 422 is limited. The first functional arm 421 is hinged to the driving block 41, and the second functional arm 422 is hinged to the inner wall of the corner of the receiving groove 11 of the frame 1.

As shown in fig. 3 and 6, a cavity is formed in the supporting beam 2, a limiting sliding groove 21 communicated with the cavity in the supporting beam 2 is formed in one side, facing the window body 3, of the supporting beam 2, and the limiting sliding groove 21 is formed in the length direction of the supporting beam 2. The driving mechanism 43 includes a first rotating rod 431 provided in the support beam 2; a driving motor 432 arranged at the lower end of the first rotating rod 431, wherein the driving motor 432 is fixedly connected to the inner wall of the frame 1, and the output shaft of the driving motor 432 is coaxially and fixedly connected with the first rotating rod 431; two sections of external threads are arranged on the peripheral surface of the first rotating rod 431 from two ends to the middle part of the first rotating rod 431, and the thread directions of the two sections of external threads are opposite; a connecting block 433 is fixedly connected to one side of each driving block 41 facing the support beam 2, the connecting block 433 is matched with the size of the cavity of the support beam 2, and the first rotating rod 431 penetrates through the connecting block 433 and is in threaded connection with the connecting block 433.

When the driving mechanism 43 is started, the driving motor 432 drives the first rotating rod 431 to rotate, the two connecting blocks 433 are connected with the first rotating rod 431 through threads, and the two driving blocks 41 are limited to move towards the middle direction of the supporting beam 2 through mutual limiting of the connecting blocks 433 and the limiting sliding grooves 21; when the two driving blocks 41 move towards the middle of the supporting beam 2, the four telescopic arms 42 are driven to stretch, so that the four telescopic arms 42 block one side of the opening and closing direction of the window 3, and the opening and closing of the window 3 and the frame 1 are limited. And first function arm 421 and second function arm 422 are parallel to each other with window 3 surface towards one side of window 3, if window 3 takes place the deformation back, first function arm 421, second function arm 422 contradict on window frame 31 of window 3 to increased the area of contact of flexible arm 42 with window 3, provided good supporting role to window 3, make window 3 be difficult for producing deformation on a large scale.

As shown in fig. 7, first function arm 421 is also provided with pressing mechanism 5 that presses sash 31 of window 3. The first function arm 421 has a cavity therein, and one side of the first function arm 421 facing the window 3 is an opening structure. The pressing mechanism 5 includes a second rotating rod 51 disposed in the first function arm 421, the second rotating rod 51 is disposed along the length direction of the first function arm 421, two ends of the second rotating rod 51 are rotatably connected with the inner wall of the first function arm 421, a limiting rod 52 disposed parallel to the second rotating rod 51 is disposed on one side of the second rotating rod 51, and two ends of the limiting rod 52 are fixedly connected with the inner wall of the first function arm 421; one end of the second rotating rod 51 is provided with an active motor 53, the active motor 53 is fixedly connected with the inner wall of the first functional arm 421, and the output shaft of the active motor 53 is coaxially and fixedly connected with the second rotating rod 51; two sections of external threads are formed on the outer peripheral surface of the second rotating rod 51 from the two ends of the second rotating rod 51 to the middle, and the directions of the two sections of external threads are opposite. Two sliding blocks 55 penetrate through the second rotating rod 51 and are respectively in threaded connection with the two sections of external threads, and the limiting rod 52 also penetrates through the two sliding blocks 55 and is in sliding connection with the two sliding blocks 55; an arc-shaped elastic sheet 54 is arranged between the two sliding blocks 55, the middle part of the arc-shaped elastic sheet 54 bends towards the direction far away from the first functional arm 421, and the two ends of the arc-shaped elastic sheet 54 are respectively fixedly connected with the corresponding sliding blocks 55. The second function arm 422 has the same structure as the first function arm 421, and the second function arm 422 is also provided with a pressing mechanism 5 therein.

When the telescopic arm 42 is in the extended state, the first functional arm 421 and the second functional arm 422 are extended from the sleeve 423, at this time, the driving motor 53 is started to drive the second rotating rod 51 to rotate, through the threaded connection between the sliding block 55 and the second rotating rod 51, the sliding block 55 drives the two sliding blocks 55 to slide towards the middle of the second rotating rod 51 under the limiting action of the limiting rod 52, thereby driving the arc-shaped elastic sheet 54 to bend towards the window 3, and making the middle part of the arc-shaped elastic sheet 54 contact against the window frame 31 of the window 3, so that the window body 3 and the frame body 1 are closed more tightly, the air tightness of the two sides of the fireproof window is ensured, even if the fire window passes a prescribed fire-resistant time, under the resistance of telescopic arm 42, deformation of window 3 can be restricted, therefore, gaps between the frame body 1 and the window 3 are reduced, and the survival opportunity is provided for trapped survival people.

The working process is as follows: when a fire disaster happens, firstly, the window body 3 is closed, so that the window body 3 and the frame body 1 are kept closed, then the driving motor 432 is started, the two driving blocks 41 are driven to slide from the two ends of the supporting beam 2 to the middle direction of the supporting beam 2, and the telescopic arm 42 is driven to extend and block one side of the opening and closing direction of the window body 3; then, the driving motor 53 is started to drive the two sliding blocks 55 to slide in opposite directions, so that the arc-shaped elastic sheet 54 is extruded on the window frame 31 of the window 3, and the window 3 and the frame 1 are closed more tightly.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. A fire window with a barrier arm device comprises a frame body (1), two window bodies (3) which are arranged in the frame body (1) and hinged with the frame body (1), and fire-proof glass (32) is arranged in each window body (3); a supporting beam (2) is fixedly connected between the inner wall in the frame body (1), and is characterized in that: a blocking arm device (4) for blocking the opening and closing of the window body (3) is arranged at one side of the opening and closing of the window body (3) in the frame body (1);

the arm blocking device (4) comprises two driving blocks (41) arranged on one side, facing the window body (3), of the supporting beam (2), and the two driving blocks (41) are respectively positioned at two ends of the supporting beam (2); two sides of each driving block (41) are respectively provided with a telescopic arm (42), one end of each telescopic arm (42) is hinged with the driving block (41), and the other end of each telescopic arm (42) is hinged with the inner wall of an end corner of the adjacent frame body (1); and a driving mechanism (43) which drives the two driving blocks (41) to move towards the middle direction of the supporting beam (2) so that the telescopic arm (42) extends and is attached to the outer side wall of the window body (3) is arranged in the supporting beam (2).

2. A fire protection window having a stop arm assembly as defined in claim 1, wherein: a cavity is formed in the supporting beam (2), a limiting sliding groove (21) communicated with the inside of the supporting beam (2) is formed in one side, facing the driving block (41), of the supporting beam (2), the driving mechanism (43) comprises a connecting block (433) fixedly connected to one side, facing the supporting beam (2), of each driving block (41), and the connecting block (433) is arranged in the supporting beam (2) and connected with the inner wall of the limiting sliding groove (21) in a sliding mode; a first rotating rod (431) is arranged in the supporting beam (2), the first rotating rod (431) is distributed along the length direction of the supporting beam (2), two sections of external threads are arranged on the peripheral surface of the first rotating rod (431) from two ends to the middle part, and the thread directions are opposite; one end of the first rotating rod (431) is provided with a driving motor (432) for driving the first rotating rod (431) to rotate, and the first rotating rod (431) is in threaded connection with the two connecting blocks (433).

3. A fire protection window having a stop arm assembly as defined in claim 1, wherein: the telescopic arm (42) comprises a first functional arm (421) and a second functional arm (422) which are arranged in a collinear manner, and a sleeve (423) which is sleeved on the outer peripheral surface of the first functional arm (421) and the second functional arm (422) at the same time, the first functional arm (421) is connected with the sleeve (423), and the second functional arm (422) is connected with the sleeve (423) in a sliding manner; one end of the first functional arm (421) is rotatably connected with the driving block (41), and one end of the second functional arm (422) is rotatably connected with the inner wall of the end angle of the adjacent frame body (1).

4. A fire protection window having a stop arm assembly as defined in claim 3, wherein: two accommodating grooves (11) for accommodating four telescopic arms (42) are formed in the inner wall of the frame body (1).

5. A fire protection window having a stop arm assembly as defined in claim 3, wherein: cavities are formed in the first functional arm (421) and the second functional arm (422), and openings are formed in one sides of the first functional arm (421) and the second functional arm (422) facing the window body (3); and a pressing mechanism (5) which applies pressure to the window body (3) to enable the window body (3) and the frame body (1) to be tightly abutted is arranged in the first function arm (421).

6. A fire protection window having a stop arm assembly as defined in claim 5, wherein: the pressing mechanism (5) comprises a second rotating rod (51) arranged in the first functional arm (421), two ends of the second rotating rod (51) are rotatably connected with the inner wall of the first functional arm (421), one end of the second rotating rod (51) is provided with an active motor (53) for driving the second rotating rod (51) to rotate, two sections of external threads are formed on the peripheral surface of the second rotating rod (51) from two ends to the middle part, and the thread directions are opposite; threaded connection has a slider (55) on two sections threads of second dwang (51), one side of second dwang (51) is provided with gag lever post (52) that wears to establish two sliders (55) simultaneously, and gag lever post (52) are parallel to each other with second dwang (51), the both ends and first function arm (421) inner wall fixed connection of gag lever post (52), are provided with one between two sliders (55) and are used for pressing arc shell fragment (54) on window body (3), the both ends and two sliders (55) fixed connection of arc shell fragment (54).

7. A fire protection window having a stop arm assembly as defined in claim 6, wherein: a pressing mechanism (5) is also arranged in the second function arm (422).