CN105920770B - Fire prevention detection device - Google Patents
Fire prevention detection device Download PDFInfo
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- CN105920770B CN105920770B CN201610415518.0A CN201610415518A CN105920770B CN 105920770 B CN105920770 B CN 105920770B CN 201610415518 A CN201610415518 A CN 201610415518A CN 105920770 B CN105920770 B CN 105920770B
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- fire
- fixing pin
- sensing
- temperature
- fighting
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/46—Construction of the actuator
- A62C37/48—Thermally sensitive initiators
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Fire Alarms (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
The fire-fighting temperature-sensing fragmentation device is characterized in that the traction holes are all pulled by ropes and the like, when the fire-fighting temperature-sensing fragmentation device is fragmented due to overhigh temperature, the fire-fighting detection device is separated, the ropes move to close a fire-fighting air door, close a rolling door of a shop, close an inlet valve of inflammable products and the like, the reaction is sensitive and quick, the service life is long, the use of metal containing lead and cadmium is avoided, the use of metal containing lead and cadmium is gradually forbidden in many countries, the fire-fighting temperature-sensing fragmentation device is convenient and quick to replace in the maintenance process, the fire-fighting temperature-sensing fragmentation device can be controlled through the temperature as the sprinkler, any spring is avoided, the work can be influenced due to the abrasion and the permanent deformation of the spring, and the device is prevented.
Description
Technical Field
The invention relates to a fire-proof detection device, which is used for a shutter ventilation opening of a building, an air-conditioning pipeline, a fire-proof air door, a rolling door of a shop and an access valve of an inflammable warehouse.
Background
The fire-proof detection device is used in automatic fire alarm system to detect the scene and alarm the fire. The function of the fire detection device is to monitor the environment for the presence of a fire. Once a fire occurs, the characteristic physical quantity of the fire, such as temperature, is converted into an electric signal and immediately acts to send the electric signal to the fire alarm controller.
In the fire-proof detection device in the prior art, when a fire disaster occurs, a preset temperature is reached in a short time, a fire-fighting temperature-sensing glass column of the fire-proof detection device is broken, and mechanical devices of the fire-proof detection device, such as a spring, a weight and the like, release loads and are used for opening a shutter vent of a building, closing a fire-proof air door, closing a roller shutter door of a shop, closing an inlet valve of an inflammable product and the like.
However, the existing design adopts the spring, the mechanical function can be influenced due to the abrasion and the permanent deformation of the spring, and the fire-fighting temperature-sensing glass column is very troublesome to replace because the fire-fighting detection device is locked;
most existing probe connections use fusible alloys and the technology of using fusible alloys in future probe connections will disappear since the RoHS requirement does not allow the reuse of these metals.
Most of the existing fire detection devices are not fail-safe, which means that when opened, the fitting will be blocked and a failure detected.
Disclosure of Invention
The invention overcomes the defects in the prior art, and provides the fire-proof detection device which does not adopt a spring, has sensitive response and long service life, can very quickly replace the fire-fighting temperature-sensing glass column, and is simple and convenient to replace.
In order to solve the technical problems, the invention is realized by the following technical scheme:
a fire prevention detection device comprises a first stress support and a second stress support, wherein the first stress support and the second stress support are spliced together, the far ends of the first stress support and the second stress support are respectively provided with a traction hole, a fire-fighting temperature-sensing fragmentation device is arranged between the first stress support and the second stress support, the first stress support is provided with a fixing device at the upper end of the fire-fighting temperature-sensing fragmentation device, the first stress support is provided with a first fixing pin, the second stress support is provided with a second fixing pin, the first fixing pin and the second fixing pin are arranged in a staggered mode, a movable free piece is arranged between the first fixing pin and the second fixing pin, the first fixing pin is arranged at one side, close to the fire-fighting temperature-sensing fragmentation device, of the movable free piece, the second fixing pin is arranged at the other side of the movable free piece, and the first fixing pin is higher than the second fixing pin, the movable free part is provided with a lower end fixing device of a fire-fighting temperature-sensing cracking device, the first stressed support is provided with a guide groove corresponding to the second fixing pin, and the second stressed support is also provided with a guide groove corresponding to the first fixing pin.
Further, the fire-fighting temperature-sensing fragmentation device is a fire-fighting temperature-sensing glass column.
Further, the activity free part is the L type, one side of L type activity free part set up in between first fixed pin and the second fixed pin, the cracked device lower extreme fixing device of fire control temperature sensing set up in the another side of L type activity free part.
Furthermore, the fixing device at the upper end of the fire-fighting temperature-sensing fragmentation device is a glass bulb cage shell.
Further, the first fixing pin and the second fixing pin are both elastic cylindrical pins.
Further, the lower end fixing device of the fire-fighting temperature-sensing fragmentation device is a thread fastening device.
Furthermore, the side parts of the first stress bracket and the second stress bracket are correspondingly provided with vent holes.
Further, a fixing column inserting hole is formed in the side portion of the second stress support.
Furthermore, the bottom of the second stress bracket is provided with a replacing hole corresponding to the fixing device at the lower end of the fire-fighting temperature-sensing fragmentation device.
Compared with the prior art, the invention has the beneficial effects that:
the fire-fighting temperature-sensing fragmentation device is characterized in that the traction holes are all pulled by ropes and the like, when the fire-fighting temperature-sensing fragmentation device is fragmented due to overhigh temperature, the fire-fighting detection device is separated, the ropes move to close a fire-fighting air door, close a rolling door of a shop, close an inlet valve of inflammable products and the like, the reaction is sensitive and quick, the service life is long, the use of metal containing lead and cadmium is avoided, the use of metal containing lead and cadmium is gradually forbidden in many countries, the fire-fighting temperature-sensing fragmentation device is convenient and quick to replace in the maintenance process, the fire-fighting temperature-sensing fragmentation device can be controlled through the temperature as the sprinkler, any spring is avoided, the work can be influenced due to the abrasion and the permanent deformation of the spring, and the device is prevented.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, with the understanding that the present disclosure is to be considered as an exemplification of the invention and is not intended to limit the invention to the embodiments illustrated in the drawings, in which:
FIG. 1 is a schematic exploded view of a fire detection system according to the present invention;
FIG. 2 is a top view of a fire detection system according to the present invention;
FIG. 3 is a sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic view showing the deformation step of the fire detection device after the fire-fighting temperature-sensitive glass column is broken;
FIG. 5 is a schematic view showing the procedure of replacing the fire-fighting temperature-sensitive glass column.
In the figure, 1-first force-bearing support; 2-second force bearing support;
3-a first retaining pin; 4-a second retaining pin;
5-a guide groove; 6-a traction hole;
7-fire-fighting temperature-sensing glass column; 8-glass bulb cage;
9-free moving part; 10-screw thread fastening device;
11-a vent hole; 12-fixed post inserting hole;
13-fixed column; 14-replacement hole;
15-thread fastening paint.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
As shown in fig. 1 to 3, the fire detection device according to the present invention includes a first stressed bracket 1 and a second stressed bracket 2, the first stressed bracket 1 and the second stressed bracket 2 are inserted together, the first stressed bracket 1 is provided with a first fixing pin 3, the second stressed bracket 2 is provided with a second fixing pin 4, in this embodiment, the first fixing pin 3 and the second fixing pin 4 are both elastic cylindrical pins, the first stressed bracket 1 is provided with a guide groove 5 corresponding to the second fixing pin 4, the second stressed bracket 2 is also provided with a guide groove 5 corresponding to the first fixing pin 3, and when the first stressed bracket 1 and the second stressed bracket 2 are inserted together, the guide groove 5 limits the first fixing pin 3 and the second fixing pin 4.
The distal end of first atress support 1 and second atress support 2 all is equipped with traction hole 6, traction hole 6 is used for binding the rope, be equipped with fire control temperature sensing glass post 7 between first atress support 1 and the second atress support 2, first atress support 1 is equipped with glass bulb cage shell 8, glass bulb cage shell 8 sets up in 7 tops of fire control temperature sensing glass post, through changing glass bulb cage shell 8, can install the fire control temperature sensing glass post 7 of different length, glass bulb cage shell 8 is the copper pipe material, avoid mechanical impact with protection fire control temperature sensing glass post 7.
The fire-fighting temperature-sensing glass column fixing device is characterized in that the first fixing pin 3 and the second fixing pin 4 are arranged in a staggered mode, the movable free part 9 is arranged between the first fixing pin 3 and the second fixing pin 4, the first fixing pin 3 is arranged on one side, close to the fire-fighting temperature-sensing glass column 7, of the movable free part 9, the second fixing pin 4 is arranged on the other side of the movable free part 9, the first fixing pin 3 is higher than the second fixing pin 4, and through the design of the movable free part 9 and the distance between the two fixing pins, the force applied to the fire-fighting temperature-sensing glass column 7 is gradually reduced, so that the fire-fighting temperature-.
The movable free part 9 is L-shaped, one side of the L-shaped movable free part 9 is arranged between the first fixing pin 3 and the second fixing pin 4, the thread fastening device 10 is arranged on the other side of the L-shaped movable free part 9, the thread fastening device 10 can be adjusted according to fire-fighting temperature-sensing glass columns 7 of different models, the fire-fighting temperature-sensing glass columns 7 with various lengths and starting ends can be adapted, the permanent strength of the fire-fighting temperature-sensing glass columns 7 is limited, and the numerical value given by a manufacturer is reached through calculation of the force.
By using stainless steel metal stock or appropriate surface treatments to achieve corrosion resistance, the fittings of this system cannot be moved individually to prevent the installer from inadvertently loosening the system during operation.
When the fire fighting temperature sensitive glass column 7 explodes, the present invention will never be restricted or stay in the closed state. In order to provide such a fail-safe, when the fire fighting temperature sensitive glass column 7 explodes, its parts will separate.
The side portions of the first and second force receiving brackets 1 and 2 are correspondingly provided with the vent holes 11, the vent holes 11 and the fittings having a small thickness to make the temperature sensing of the fire fighting temperature sensing glass column 7 more accurate and to have permanent mechanical resistance by using appropriate metal raw materials and thicknesses to achieve an elongation of more than 300 DaN.
Referring to fig. 4, the deformation of the fire-fighting temperature-sensitive glass column 7 after fragmentation comprises the following steps:
1. when the temperature is lower than the set temperature of the fire-fighting temperature-sensing glass column 7, the fire-fighting temperature-sensing glass column 7 is not deformed and cracked, and the upper end and the lower end of the fire-fighting temperature-sensing glass column respectively support against the first stress bracket 1 and the second stress bracket 2;
2. when the external temperature is higher than the set temperature of the fire-fighting temperature-sensing glass column 7, the fire-fighting temperature-sensing glass column 7 explodes and cracks, the traction piece always has the tension of a rope due to the fact that the force of the fire-fighting temperature-sensing glass column 7 does not exist, under the tension of the rope, the first fixing pin 3 of the first stress bracket 1 pushes the movable free piece 9 to incline, and the first stress bracket 1 and the second stress bracket 2 are separated and move towards the respective stress directions;
3. the first stressed bracket 1 and the second stressed bracket 2 continue to move towards the respective directions, when the first fixing pin 3 and the second fixing pin 4 completely slide out of the guide groove 5, the first stressed bracket 1 and the second stressed bracket 2 are completely separated, and the movable free piece 9 falls off and does not collide with other accessories.
Referring to fig. 5, the step of replacing the fire-fighting temperature-sensitive glass column 7 includes:
1. the side of the second force bearing bracket 2 is provided with a fixing post insertion hole 12, and a fixing post 13 is inserted into the fixing post insertion hole 12 for fixing.
2. The bottom of the second stress support 2 is provided with a replacing hole 14 corresponding to the lower end fixing device of the fire-fighting temperature-sensing cracking device, the thread fastening device 10 is opened through the replacing hole 14, the fire-fighting temperature-sensing glass column 7 is replaced, the thread fastening device 10 is screwed, thread fastening paint 15 is coated, and the fixing column is removed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. A fire detection device, characterized by: the fire-fighting temperature-sensing cracking device comprises a first stress support and a second stress support, wherein the first stress support and the second stress support are spliced together, the far ends of the first stress support and the second stress support are respectively provided with a traction hole, a fire-fighting temperature-sensing cracking device is arranged between the first stress support and the second stress support, the first stress support is provided with a fixing device at the upper end of the fire-fighting temperature-sensing cracking device, the first stress support is provided with a first fixing pin, the second stress support is provided with a second fixing pin, the first fixing pin and the second fixing pin are arranged in a staggered manner, a movable free part is arranged between the first fixing pin and the second fixing pin, the first fixing pin is arranged at one side of the movable free part close to the fire-fighting temperature-sensing cracking device, the second fixing pin is arranged at the other side of the movable free part, the first fixing pin is higher than the second fixing pin, and the movable free part is provided with a fixing device at the lower end of, the first stressed support is provided with a guide groove corresponding to the second fixing pin, and the second stressed support is also provided with a guide groove corresponding to the first fixing pin.
2. A fire detection system as claimed in claim 1, wherein: the fire-fighting temperature-sensing fragmentation device is a fire-fighting temperature-sensing glass column.
3. A fire detection system as claimed in claim 2, wherein: the movable free piece is L-shaped, one side of the L-shaped movable free piece is arranged between the first fixing pin and the second fixing pin, and the lower end fixing device of the fire-fighting temperature-sensing fragmentation device is arranged on the other side of the L-shaped movable free piece.
4. A fire detection system as claimed in claim 2, wherein: the fixing device at the upper end of the fire-fighting temperature-sensing fragmentation device is a glass bulb cage shell.
5. A fire detection system as claimed in claim 1, wherein: the first fixing pin and the second fixing pin are both elastic cylindrical pins.
6. A fire detection system as claimed in claim 1, wherein: the lower end fixing device of the fire-fighting temperature-sensing fragmentation device is a thread fastening device.
7. A fire detection system as claimed in claim 1, wherein: and ventilation holes are correspondingly formed in the side parts of the first stress bracket and the second stress bracket.
8. A fire detection system as claimed in claim 1, wherein: and a fixing column inserting hole is formed in the side part of the second stress bracket.
9. A fire detection system as claimed in claim 8, wherein: and the bottom of the second stress bracket is provided with a replacing hole corresponding to the fixing device at the lower end of the fire-fighting temperature-sensing cracking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610415518.0A CN105920770B (en) | 2016-06-14 | 2016-06-14 | Fire prevention detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610415518.0A CN105920770B (en) | 2016-06-14 | 2016-06-14 | Fire prevention detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105920770A CN105920770A (en) | 2016-09-07 |
| CN105920770B true CN105920770B (en) | 2021-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610415518.0A Active CN105920770B (en) | 2016-06-14 | 2016-06-14 | Fire prevention detection device |
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| Country | Link |
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| CN (1) | CN105920770B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3052362B1 (en) * | 2016-06-14 | 2020-08-14 | Jpci Controls (Foshan Gaoming) Co Ltd | FIRE DETECTION DEVICE |
| CN110763933A (en) * | 2019-10-14 | 2020-02-07 | 广东电网有限责任公司 | Heating defect grading device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1243690A (en) * | 1915-06-10 | 1917-10-23 | Albert Blauvelt | Heat-sensitive link for automatic fire apparatus. |
| FR2358605A1 (en) * | 1976-07-16 | 1978-02-10 | Celanese Corp | VALVE CONTROLLED BY A THERMOSENSITIVE DEVICE |
| US4262448A (en) * | 1979-06-20 | 1981-04-21 | Justrite Manufacturing Company | Safety storage cabinet |
| CN2342023Y (en) * | 1998-10-08 | 1999-10-06 | 深圳日通机电设备工程有限公司 | External fuse type valve controller |
| CN201671476U (en) * | 2010-05-07 | 2010-12-15 | 河北九安门业有限公司 | Automatic closing device of fire resistant window |
| CN201963154U (en) * | 2011-01-18 | 2011-09-07 | 王志刚 | Fire resisting shutter temperature control release device |
| US9297198B2 (en) * | 2013-12-16 | 2016-03-29 | Mahtomedi Area Education Foundation | Automatic fire resistant exterior shutter |
| CN105443006A (en) * | 2015-12-05 | 2016-03-30 | 重庆市恒固席勒装饰工程有限公司 | Fire-resisting window capable of being automatically closed |
| CN205759335U (en) * | 2016-06-14 | 2016-12-07 | 佛山市高明毅力温控器有限公司 | A kind of fire protection detection device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2751858C (en) * | 2010-09-09 | 2020-06-09 | Michael Hatzinikolas | Self-releasing structural assembly |
| CA2769821C (en) * | 2012-02-28 | 2020-08-11 | Michael Hatzinikolas | Self-releasing structural assembly |
-
2016
- 2016-06-14 CN CN201610415518.0A patent/CN105920770B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1243690A (en) * | 1915-06-10 | 1917-10-23 | Albert Blauvelt | Heat-sensitive link for automatic fire apparatus. |
| FR2358605A1 (en) * | 1976-07-16 | 1978-02-10 | Celanese Corp | VALVE CONTROLLED BY A THERMOSENSITIVE DEVICE |
| US4262448A (en) * | 1979-06-20 | 1981-04-21 | Justrite Manufacturing Company | Safety storage cabinet |
| CN2342023Y (en) * | 1998-10-08 | 1999-10-06 | 深圳日通机电设备工程有限公司 | External fuse type valve controller |
| CN201671476U (en) * | 2010-05-07 | 2010-12-15 | 河北九安门业有限公司 | Automatic closing device of fire resistant window |
| CN201963154U (en) * | 2011-01-18 | 2011-09-07 | 王志刚 | Fire resisting shutter temperature control release device |
| US9297198B2 (en) * | 2013-12-16 | 2016-03-29 | Mahtomedi Area Education Foundation | Automatic fire resistant exterior shutter |
| CN105443006A (en) * | 2015-12-05 | 2016-03-30 | 重庆市恒固席勒装饰工程有限公司 | Fire-resisting window capable of being automatically closed |
| CN205759335U (en) * | 2016-06-14 | 2016-12-07 | 佛山市高明毅力温控器有限公司 | A kind of fire protection detection device |
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| Publication number | Publication date |
|---|---|
| CN105920770A (en) | 2016-09-07 |
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