CN109914959B - Automatic fire-proof window closer - Google Patents
Automatic fire-proof window closer Download PDFInfo
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- CN109914959B CN109914959B CN201910319687.8A CN201910319687A CN109914959B CN 109914959 B CN109914959 B CN 109914959B CN 201910319687 A CN201910319687 A CN 201910319687A CN 109914959 B CN109914959 B CN 109914959B
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- rotating shaft
- telescopic arm
- window
- elastic restoring
- automatic fire
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- 239000011521 glass Substances 0.000 claims description 4
- 230000009970 fire resistant effect Effects 0.000 claims 2
- 230000002265 prevention Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 4
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The invention discloses an automatic fireproof window closer which comprises a first body, a second body and a telescopic arm, wherein the first body is arranged on a window frame, the second body is arranged on a side frame of the window, the two ends of the telescopic arm are respectively connected with the first body and the second body, an elastic restoring mechanism is arranged on the first body, a connecting rod is arranged on the telescopic arm, one end of the connecting rod is connected with the elastic restoring mechanism through a first rotating shaft, and the other end of the connecting rod is connected with the telescopic arm through a second rotating shaft; be equipped with first spout on the second body, be equipped with the sliding seat in the first spout, the one end of flexible arm is connected with first body through the third pivot, and the other end is connected with the sliding seat through the fourth pivot, is equipped with the unblock piece on the sliding seat, with the fixed temperature sensing element of unblock piece, the unblock piece is rotated with the sliding seat through elastic return element and is connected, is equipped with cam portion on the unblock piece. The invention has simple structure, small volume, stable and reliable mechanical mechanism and high sensitivity, and can realize hidden installation.
Description
Technical Field
The invention relates to the technical field of fireproof equipment, in particular to an automatic fireproof window closer.
Background
Fire protection window means a window that can meet fire resistance stability and fire resistance integrity requirements over a period of time in conjunction with a frame. Fire windows should be used on two building exterior walls with insufficient fire clearance or between spaces separated by fire walls where lighting and ventilation are required. And the fire window is partly characterized by glass and a frame, and partly characterized by a window closing device, and the window is required to be opened, so that the window closing device is required to be automatically closed under the condition of fire disaster after the window is opened, thereby ensuring the fire protection effect. The existing window closer is generally electric, and has the problems of huge structure, inconvenient installation and influence on the appearance.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide the hidden automatic fireproof window closer which is simple in structure and small in size. The technical scheme is as follows:
the automatic fireproof window closer comprises a first body arranged on a window frame, a second body arranged on a side frame of the window, and a telescopic arm with two ends respectively connected with the first body and the second body, wherein an elastic restoring mechanism is arranged on the first body, a connecting rod is arranged on the telescopic arm, one end of the connecting rod is connected with the elastic restoring mechanism through a first rotating shaft, and the other end of the connecting rod is connected with the telescopic arm through a second rotating shaft;
the second body is provided with a first sliding groove, a sliding seat is arranged in the first sliding groove, one end of the telescopic arm is connected with the first body through a third rotating shaft, the other end of the telescopic arm is connected with the sliding seat through a fourth rotating shaft, the sliding seat is provided with an unlocking piece and a temperature sensing element for fixing the unlocking piece, the unlocking piece is rotationally connected with the sliding seat through an elastic restoring element, and the unlocking piece is provided with a cam part;
when the window is opened, the connecting rod forms a support for the telescopic arm and forms a support angle with the telescopic arm, when the temperature sensing element is broken along with the rise of the ambient temperature, the elastic restoring element drives the unlocking piece to rotate, the cam part is abutted with the first sliding groove and drives the sliding seat to slide in the first sliding groove, so that the included angle between the connecting rod and the support arm is smaller than the support angle, and at the moment, the elastic restoring mechanism restores to complete the window closing.
As a further improvement of the invention, the elastic restoring mechanism comprises a spring, a guide rod and a fixed ring, wherein the fixed ring is sleeved on the guide rod and is fixedly connected with the first body, the spring is sleeved on the guide rod, one end of the spring is connected with the fixed ring, and the other end of the spring is connected with one end of the guide rod, which is far away from the third rotating shaft.
As a further improvement of the invention, the first body is provided with a second chute, the elastic restoring mechanism is arranged in the second chute, one end of the guide rod, which is far away from the third rotating shaft, is provided with a sliding block, and the spring is connected with the sliding block.
As a further improvement of the invention, a buffer is also arranged on the first body, and the buffer is connected with one end of the guide rod, which is far away from the third rotating shaft.
As a further improvement of the invention, the unlocking piece is provided with a locking hole, and one end of the temperature sensing element is arranged in the locking hole to lock the unlocking piece.
As a further development of the invention, the telescopic arm comprises a main arm and a secondary arm which are mutually matched.
As a further improvement of the invention, a friction pad is arranged between the main arm and the auxiliary arm.
As a further development of the invention, the elastic restoring element is a torsion spring.
As a further improvement of the invention, the temperature sensing element is a temperature sensing glass ball.
The invention has the beneficial effects that:
the automatic fireproof window closer disclosed by the invention is simple in structure, small in size, capable of realizing hidden installation, stable and reliable in mechanical mechanism, high in sensitivity and wide in market prospect and application prospect, and can realize automatic window closing.
The foregoing description is only an overview of the present invention, and is intended to be implemented in accordance with the teachings of the present invention, as well as the preferred embodiments thereof, together with the following detailed description of the invention, given by way of illustration only, together with the accompanying drawings.
Drawings
FIG. 1 is a schematic view of an embodiment of the present invention when an automatic fire protection window closer is closed;
FIG. 2 is a schematic view of an embodiment of the present invention with an automatic fire protection window closer open;
FIG. 3 is a schematic structural view of a first body according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a second body according to an embodiment of the present invention;
FIG. 5 is a schematic view of a sliding seat according to an embodiment of the present invention;
FIG. 6 is a second schematic structural view of a sliding seat according to an embodiment of the present invention;
FIG. 7 is a schematic view of an assembly structure of an unlocking member and a temperature sensing element in an embodiment of the present invention;
fig. 8 is an exploded view of the unlocking member and the temperature sensing element in the embodiment of the invention.
Marking: 100. a first body; 110. a third rotating shaft; 120. a second chute; 131. a spring; 132. a guide rod; 133. a fixing ring; 134. a slide block; 140. a buffer; 200. a second body; 210. a first chute; 300. a telescoping arm; 310. a telescoping arm; 310. a main arm; 320. a secondary arm; 400. a connecting rod; 410. a first rotating shaft; 420. a second rotating shaft; 500. a sliding seat; 510. a fourth rotating shaft; 520. an unlocking member; 521. a torsion spring assembly hole; 522. a locking hole; 523. a cam section; 530. a temperature sensing element.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the invention and practice it.
Referring to fig. 1 to 8, an automatic fire-proof window closer according to an embodiment of the present invention includes a first body 100 mounted on a window frame, a second body 200 mounted on a side frame of a window, and telescopic arms 300 having both ends connected to the first body 100 and the second body 200, respectively.
The first body 100 is provided with an elastic restoring mechanism, the telescopic arm 300 is provided with a connecting rod 400, one end of the connecting rod 400 is connected with the elastic restoring mechanism through a first rotating shaft 410, and the other end of the connecting rod 400 is connected with the telescopic arm 300 through a second rotating shaft 420.
As shown in fig. 3, the first body 100 is provided with a second chute 120, the elastic restoring mechanism is disposed in the second chute 120, the elastic restoring mechanism includes a spring 131, a guide rod 132, and a fixing ring 133, the fixing ring 133 is sleeved on the guide rod 132 and fixedly connected with the first body 100, the spring 131 is sleeved on the guide rod 132, one end of the spring 131 is connected with the fixing ring 133, and the other end is connected with one end of the guide rod 132 far away from the third rotating shaft 110.
In this embodiment, a slider 134 is disposed at an end of the guide rod 132 away from the third rotating shaft 110, and the spring 131 is connected to the slider 134.
In this embodiment, the first body 100 is further provided with a buffer 140, and the buffer 140 is connected to an end of the guide rod 132 away from the third rotating shaft 110. Buffer 140 may enable a smoother window closing.
As shown in fig. 4 to 8, a first sliding groove 210 is formed in the second body 200, a sliding seat 500 is formed in the first sliding groove 210, one end of the telescopic arm 300 is connected with the first body 100 through a third rotating shaft 110, the other end of the telescopic arm is connected with the sliding seat 500 through a fourth rotating shaft 510, an unlocking piece 520 and a temperature sensing element 530 for fixing the unlocking piece 520 are arranged on the sliding seat 500, the unlocking piece 520 is rotatably connected with the sliding seat 500 through an elastic restoring element, and a cam portion 523 is arranged on the unlocking piece 520.
Specifically, the unlocking member 520 is provided with a locking hole 522, one end of the temperature sensing element 530 is disposed in the locking hole 522, and the other end of the temperature sensing element abuts against the sliding seat 500 to lock the unlocking member 520.
In this embodiment, the elastic restoring element is a torsion spring, and the unlocking member 520 and the sliding seat 500 are provided with torsion spring assembly holes 521, and the torsion spring is assembled in the torsion spring assembly holes 521.
In this embodiment, the telescopic arm 300 includes a main arm 310 and a sub-arm 320 that are engaged with each other, and a friction pad is provided between the main arm 310 and the sub-arm 320. For increasing friction.
Preferably, the temperature sensing element 530 is a temperature sensing glass ball.
When the window is opened, the connecting rod 400 supports the telescopic arm 300 and forms a supporting angle with the telescopic arm 300, in this state, the first rotating shaft 410, the second rotating shaft 420 and the third rotating shaft 110 are on the same straight line, the first body 100, the connecting rod 400 and the telescopic arm 300 are in a force balance state, and the steering force exerted on the telescopic arm 300 by the elastic restoring mechanism is zero. The window can be stabilized in the windowing state by the friction force between the rotating shafts.
When the temperature sensing element 530 breaks along with the rise of the ambient temperature, the torsion spring drives the unlocking member 520 to rotate, the cam portion 523 abuts against the first sliding groove 210, and drives the sliding seat 500 to slide in the first sliding groove 210, and simultaneously drives the telescopic arm 300 to move, so that the included angle between the connecting rod 400 and the supporting arm 300 is smaller than the supporting angle, at this time, the balance state of the forces among the first body 100, the connecting rod 400 and the telescopic arm 300 is broken, and at this time, the elastic restoring mechanism applies steering force to the telescopic arm 300 through the connecting rod 400, so as to complete window closing.
The automatic fireproof window closer disclosed by the invention is simple in structure, small in size, capable of realizing hidden installation, stable and reliable in mechanical mechanism, high in sensitivity and wide in market prospect and application prospect, and can realize automatic window closing.
The above embodiments are merely preferred embodiments for fully explaining the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutions and modifications will occur to those skilled in the art based on the present invention, and are intended to be within the scope of the present invention. The protection scope of the invention is subject to the claims.
Claims (9)
1. The automatic fireproof window closer comprises a first body arranged on a window frame, a second body arranged on a side frame of the window, and a telescopic arm with two ends respectively connected with the first body and the second body, and is characterized in that an elastic restoring mechanism is arranged on the first body, a connecting rod is arranged on the telescopic arm, one end of the connecting rod is connected with the elastic restoring mechanism through a first rotating shaft, and the other end of the connecting rod is connected with the telescopic arm through a second rotating shaft;
the second body is provided with a first sliding groove, a sliding seat is arranged in the first sliding groove, one end of the telescopic arm is connected with the first body through a third rotating shaft, the other end of the telescopic arm is connected with the sliding seat through a fourth rotating shaft, the sliding seat is provided with an unlocking piece and a temperature sensing element for fixing the unlocking piece, the unlocking piece is rotationally connected with the sliding seat through an elastic restoring element, and the unlocking piece is provided with a cam part;
when the window is opened, the connecting rod forms a support for the telescopic arm and forms a support angle with the telescopic arm, when the temperature sensing element is broken along with the rise of the ambient temperature, the elastic restoring element drives the unlocking piece to rotate, the cam part is abutted with the first sliding groove and drives the sliding seat to slide in the first sliding groove, so that the included angle between the connecting rod and the support arm is smaller than the support angle, and at the moment, the elastic restoring mechanism restores to complete the window closing.
2. The automatic fire-proof window closer according to claim 1, wherein the elastic restoring mechanism comprises a spring, a guide rod and a fixing ring, the fixing ring is sleeved on the guide rod and fixedly connected with the first body, the spring is sleeved on the guide rod, one end of the spring is connected with the fixing ring, and the other end of the spring is connected with one end of the guide rod, which is far away from the third rotating shaft.
3. The automatic fire-proof window closer according to claim 2, wherein the first body is provided with a second chute, the elastic restoring mechanism is arranged in the second chute, one end of the guide rod, which is far away from the third rotating shaft, is provided with a sliding block, and the spring is connected with the sliding block.
4. The automatic fire protection window closer according to claim 2, wherein the first body is further provided with a buffer, and the buffer is connected with one end of the guide rod away from the third rotating shaft.
5. The automatic fire prevention window closer of claim 1, wherein the unlocking piece is provided with a locking hole, and one end of the temperature sensing element is arranged in the locking hole to lock the unlocking piece.
6. The automatic fire protection window closer of claim 1, wherein the telescoping arm comprises a main arm and a secondary arm that cooperate with each other.
7. The automatic fire resistant window closer of claim 6 wherein a friction pad is provided between the primary and secondary arms.
8. The automatic fire resistant window closer of claim 1 wherein the resilient return element is a torsion spring.
9. The automatic fire protection window closer of claim 1, wherein the temperature sensing element is a temperature sensing glass sphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910319687.8A CN109914959B (en) | 2019-04-19 | 2019-04-19 | Automatic fire-proof window closer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910319687.8A CN109914959B (en) | 2019-04-19 | 2019-04-19 | Automatic fire-proof window closer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109914959A CN109914959A (en) | 2019-06-21 |
| CN109914959B true CN109914959B (en) | 2023-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910319687.8A Active CN109914959B (en) | 2019-04-19 | 2019-04-19 | Automatic fire-proof window closer |
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| Country | Link |
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| CN (1) | CN109914959B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143267A (en) * | 2017-07-11 | 2017-09-08 | 青岛万和装饰门窗工程有限公司 | Shutting window device and the fire window comprising this shutting window device |
| CN107605318A (en) * | 2017-09-30 | 2018-01-19 | 苏州市富尔达科技股份有限公司 | A kind of warming shutting window device that can be closed automatically |
| CN107869291A (en) * | 2017-12-13 | 2018-04-03 | 苏州市富尔达科技股份有限公司 | A kind of quick fire prevention shutting window device for closing window |
| CN207278072U (en) * | 2017-09-30 | 2018-04-27 | 苏州市富尔达科技股份有限公司 | A kind of double-reed fire prevention automatic window closing device |
| CN207920339U (en) * | 2017-12-13 | 2018-09-28 | 苏州市富尔达科技股份有限公司 | A kind of fire prevention shutting window device quickly closing window |
| CN210316968U (en) * | 2019-04-19 | 2020-04-14 | 苏州市富尔达科技股份有限公司 | Automatic fireproof window closer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064855B (en) * | 2015-08-06 | 2017-01-18 | 苏州市富尔达科技股份有限公司 | Automatic door closing device for fire |
-
2019
- 2019-04-19 CN CN201910319687.8A patent/CN109914959B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143267A (en) * | 2017-07-11 | 2017-09-08 | 青岛万和装饰门窗工程有限公司 | Shutting window device and the fire window comprising this shutting window device |
| CN107605318A (en) * | 2017-09-30 | 2018-01-19 | 苏州市富尔达科技股份有限公司 | A kind of warming shutting window device that can be closed automatically |
| CN207278072U (en) * | 2017-09-30 | 2018-04-27 | 苏州市富尔达科技股份有限公司 | A kind of double-reed fire prevention automatic window closing device |
| CN107869291A (en) * | 2017-12-13 | 2018-04-03 | 苏州市富尔达科技股份有限公司 | A kind of quick fire prevention shutting window device for closing window |
| CN207920339U (en) * | 2017-12-13 | 2018-09-28 | 苏州市富尔达科技股份有限公司 | A kind of fire prevention shutting window device quickly closing window |
| CN210316968U (en) * | 2019-04-19 | 2020-04-14 | 苏州市富尔达科技股份有限公司 | Automatic fireproof window closer |
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| CN109914959A (en) | 2019-06-21 |
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