CN203647933U - Mechanical pressure release device - Google Patents
Mechanical pressure release device Download PDFInfo
- Publication number
- CN203647933U CN203647933U CN201320708781.0U CN201320708781U CN203647933U CN 203647933 U CN203647933 U CN 203647933U CN 201320708781 U CN201320708781 U CN 201320708781U CN 203647933 U CN203647933 U CN 203647933U
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- Prior art keywords
- fixed
- torsion spring
- magnet steel
- fixed head
- fixed plate
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- Withdrawn - After Issue
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Abstract
The utility model relates to a fire extinguishing technology, and discloses a mechanical pressure release device. The mechanical pressure release device is characterized by comprising a window body, a fixed plate arranged at a position close to the outer side of the window body, a torsion spring arranged on the upper part of the fixed plate, a magnetic locking structure arranged on the lower part of the fixed plate, a baffle with an upper end capable of rotating around the fixed plate, and an armature arranged on the inner side of the baffle, wherein the fixed plate is fixed on the window body by virtue of an expanded bolt; the torsion spring is fixed on a rotating shaft; one end extending from the tail end of the torsion spring props against the baffle; the other end extending from the tail end of the torsion spring is fixed on the fixed plate; the rotating shaft is arranged on the upper part of the fixed plate by virtue of a bearing; the armature is arranged on the baffle corresponding to the magnetic locking structure. When a gas fire extinguishing system extinguishes fire, the mechanical pressure release device is switched on to release pressure immediately so as to prevent injury caused by dramatic rise of gas pressure; the mechanical pressure release device is simple in structure, convenient to use and large in application range.
Description
Technical field
The utility model relates to fire-fighting fire extinguishing technology, particularly a kind of mechanical type pressure relief device.
Background technology
Gas extinguishing system spurts quantitative extinguishing chemical in airtight guard plot within very short time, and like this by the air pressure in guard plot is sharply raise, in the time that pressure is excessive, the building enclosure in meeting tamper protection district, even may cause personnel's injury.Therefore, country's mandatory requirement in extinction using gas design specification must arrange pressure relief opening in guard plot.
Utility model content
For the problems referred to above, it is a kind of by the mechanical type pressure relief device that attack time is short, fire-fighting efficiency is high of superfine dry powder fire-distinguishing system and high-pressure fine water mist fire-extinguishing system combination that the purpose of this utility model is to provide.
In order to achieve the above object, the utility model is achieved by the following technical solutions.
A kind of mechanical type pressure relief device, it is characterized in that, comprising: forms, be arranged on the baffle plate that can rotate around fixed head near fixed head, the torsion spring that is arranged on fixed head top, the magnetic shutting structure that is arranged on fixed head bottom, the upper end in forms outsides and be arranged on the armature inside baffle plate; Described fixed head is fixed on described forms by expansion bolt, described torsion spring is fixed in rotating shaft, the extended one end of described torsion spring end is connected on described baffle plate, the extended other end of described torsion spring end is fixed on described fixed head, described rotating shaft is arranged on described fixed head top by bearing, and described armature is located on the baffle plate corresponding with described magnetic shutting locations of structures.
Described magnetic shutting structure is magnet steel closedown structure, and described magnet steel closedown structure comprises: magnetic inductive block, screw, magnetic shield and magnet steel; Described magnet steel is fixed on described forms by described screw, and described magnetic shield is set in described magnet steel outside, and described magnetic inductive block is located on described magnet steel and described magnetic shield.
Described magnetic inductive block is provided with hole, and the groove at described screw top is positioned at the outside of described magnetic inductive block by described hole.
Feature of the present utility model and further improvement are:
Described magnetic shutting structure is magnet steel closedown structure, and described magnet steel closedown structure comprises: magnetic inductive block, screw, magnetic shield and magnet steel; Described magnet steel is fixed on described forms by described screw, and described magnetic shield is set in described magnet steel outside, and described magnetic inductive block is located on described magnet steel and described magnetic shield.
Described magnetic inductive block is provided with hole, and the groove at described screw top is positioned at the outside of described magnetic inductive block by described hole.
Mechanical type pressure relief device of the present utility model adopts the magnetic force opening and closing baffle plate of magnet steel closedown structure and magnet, and the utility model is opened in time pressure release in the time that gas extinguishing system is put out a fire, eliminate because air pressure sharply raises, and the injury causing; And in the time of assembling, capable of regulating screw changes the distance between magnet steel and armature, thereby changes the size of opening force, and to meet the demand of different occasions, the utility model is simple in structure, easy to use, applied widely.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further details.
Fig. 1 is the structural representation of the utility model mechanical type pressure relief device;
Structural representation when Fig. 2 is the work of the utility model mechanical type pressure relief device;
Fig. 3 is the schematic diagram of the magnet steel closedown structure of the utility model mechanical type pressure relief device clock;
In figure: 1, forms; 2, baffle plate; 3, bearing; 4, torsion spring; 5, magnet steel closedown structure; 6, setscrew; 7, armature; 8, magnetic inductive block; 9, screw; 10, magnetic shield; 11, magnet steel; 12, fixed head.
Detailed description of the invention
The mechanical type pressure relief device that the utility model embodiment provides as shown in the figure.
As depicted in figs. 1 and 2, the mechanical type pressure relief device that the utility model provides, wherein, fixed head 12 is arranged on the position near forms 1 outside, fixed head 12 tops are provided with torsion spring 3, fixed head 12 bottoms are provided with magnetic shutting structure 5, baffle plate 2 upper ends can rotate around fixed head 12, fixed head 12 is fixed on forms 1 by expansion bolt 6, torsion spring 4 is fixed in rotating shaft, rotating shaft is arranged on fixed head 12 tops by bearing 3, torsion spring 4 extended one end of end are connected on baffle plate 2, the extended other end of torsion spring 4 end is fixed on fixed head 12, armature 7 is located on the baffle plate inner side corresponding with magnetic shutting structure 5 positions,
As shown in Figure 3, wherein, magnet steel closedown structure 5 comprises: magnetic inductive block 8, screw 9, magnetic shield 10 and magnet steel 11; Magnet steel 11 is fixed on forms 1 by screw 9, and magnetic shield 10 is set in magnet steel 11 outsides, and magnetic inductive block 8 is located on magnet steel 11 and magnetic shield 10.
As shown in Figure 3, wherein, magnetic inductive block 8 is provided with hole, and the groove at screw 9 tops is positioned at the outside of magnetic inductive block 8 by hole.
The mechanical type pressure relief device that the utility model provides, in the time that gas extinguishing system is put out a fire, quantitative extinguishing chemical spurts in airtight guard plot within very short time, and the air pressure in guard plot is sharply raise, baffle plate 2 is impacted and pushes open by gases at high pressure, and gas is released to forms 1 outside; In the time that the pressure outside the pressure in forms 1 and forms 1 reaches balance, baffle plate 2 deadweight and by the magneticaction between armature 7 and Alnico closedown structure 5 under closure, in the time that needs change magnetic force, thus can be by the size of the groove change magnetic force at screw 9 tops in turn Alnico closedown structure 5.
The embodiment of the mechanical type pressure relief device above the utility model being provided is described in detail, applied specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present utility model and core concept thereof; Meanwhile, for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications.In sum, this description should not be construed as restriction of the present utility model.
Claims (3)
1. a mechanical type pressure relief device, it is characterized in that, comprising: forms, be arranged on the baffle plate that can rotate around fixed head near fixed head, the torsion spring that is arranged on fixed head top, the magnetic shutting structure that is arranged on fixed head bottom, the upper end in forms outsides and be arranged on the armature inside baffle plate; Described fixed head is fixed on described forms by expansion bolt, described torsion spring is fixed in rotating shaft, the extended one end of described torsion spring end is connected on described baffle plate, the extended other end of described torsion spring end is fixed on described fixed head, described rotating shaft is arranged on described fixed head top by bearing, and described armature is located on the baffle plate corresponding with described magnetic shutting locations of structures.
2. mechanical type pressure relief device according to claim 1, is characterized in that, described magnetic shutting structure is magnet steel closedown structure, and described magnet steel closedown structure comprises: magnetic inductive block, screw, magnetic shield and magnet steel; Described magnet steel is fixed on described forms by described screw, and described magnetic shield is set in described magnet steel outside, and described magnetic inductive block is located on described magnet steel and described magnetic shield.
3. mechanical type pressure relief device according to claim 2, is characterized in that, described magnetic inductive block is provided with hole, and the groove at described screw top is positioned at the outside of described magnetic inductive block by described hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320708781.0U CN203647933U (en) | 2013-11-08 | 2013-11-08 | Mechanical pressure release device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320708781.0U CN203647933U (en) | 2013-11-08 | 2013-11-08 | Mechanical pressure release device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203647933U true CN203647933U (en) | 2014-06-18 |
Family
ID=50914376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320708781.0U Withdrawn - After Issue CN203647933U (en) | 2013-11-08 | 2013-11-08 | Mechanical pressure release device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203647933U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103550894A (en) * | 2013-11-08 | 2014-02-05 | 西安新竹防灾救生设备有限公司 | Mechanical pressure release device |
-
2013
- 2013-11-08 CN CN201320708781.0U patent/CN203647933U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103550894A (en) * | 2013-11-08 | 2014-02-05 | 西安新竹防灾救生设备有限公司 | Mechanical pressure release device |
| CN103550894B (en) * | 2013-11-08 | 2019-01-22 | 西安新竹防灾救生设备有限公司 | Mechanical pressure release device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140618 Effective date of abandoning: 20190122 |