CN212509572U - Underground garage ventilation engineering fire prevention valve - Google Patents
Underground garage ventilation engineering fire prevention valve Download PDFInfo
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- CN212509572U CN212509572U CN202021287878.5U CN202021287878U CN212509572U CN 212509572 U CN212509572 U CN 212509572U CN 202021287878 U CN202021287878 U CN 202021287878U CN 212509572 U CN212509572 U CN 212509572U
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- blade
- valve body
- blade axle
- axle
- underground garage
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Abstract
The utility model discloses an underground garage ventilation engineering fire prevention valve, including valve body, setting at the inboard blade of valve body and install the actuating mechanism in the valve body upper end, the valve body is tetragonal frame column structure, the inside of valve body is equipped with the blade axle, and the blade is fixed epaxially at the blade, and the one end and the actuating mechanism of blade axle are connected, are equipped with 280 taper block temperature sensors on the actuating mechanism, and when the temperature reached 280 degrees, the fuse fusing produced the signal, and the inside motor work of actuating mechanism drives the blade closure through the effect of blade axle, prevents the indiscriminate cluster of flame, and the area of controlling the fire reaches fire control safety's purpose.
Description
Technical Field
The utility model relates to an underground garage ventilation engineering fire prevention valve.
Background
Along with the continuous development of social and economic levels, more and more urban private vehicles are used, land resources are scarce, a large number of underground garage are matched with urban public land and novel residential districts in China for saving urban land, and a large number of motor vehicles are led into underground parking. The lives of ordinary residents have been closely tied to underground garages.
In most underground garages, buildings are affected by factors such as positions, elevations, building areas, sizes of access passages and the like, and the requirements of the existing fireproof design specifications can be met basically by adopting mechanical air supply and exhaust and mechanical smoke exhaust modes. For the design and application of mechanical air supply and exhaust and mechanical smoke exhaust systems, except for fully understanding and mastering the current design specification, people should be especially skilled in the application of various fire valves in ventilation systems. When a fire disaster occurs in a building, the fire can rapidly spread along the pipelines of the ventilation and air conditioning system, so that great life and property loss is caused; in order to minimize the loss caused by fire, effective fire and smoke prevention measures must be taken to control the spread of fire, and the proper arrangement of fire valves in the ventilation and smoke prevention system plays an important role.
The fire-proof valve mainly comprises a valve body and an actuating mechanism. The valve body comprises a valve body, blades, a blade linkage mechanism and the like. An actuator controls the rotation of the blade. When the temperature of the gas conveyed in the pipeline reaches the melting temperature of the fusible metal sheet, the fusible sheet is fused, the execution mechanism controls the blades to complete closing, and the purpose of fire prevention is achieved.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a convenient to use, easy operation is applicable to underground garage, and when the temperature reached the setting value, ability self-closing valve prevented that the intensity of a fire from stretching, improved fire safety, has the underground garage ventilation engineering fire prevention valve of practicality and use universality.
In order to solve the above problem, the utility model adopts the following technical scheme:
the utility model provides an underground garage ventilation engineering fire prevention valve, includes the valve body, sets up at the inboard blade of valve body and installs the actuating mechanism in the valve body upper end, the valve body is tetragonal frame column structure, the inboard of valve body is equipped with the crossbeam, and the crossbeam falls into two parts with the inboard of valve body, is equipped with the through hole on the crossbeam, the inside of valve body is equipped with blade axle one, blade axle two, blade axle three, and blade axle one, blade axle three set up in the both sides of blade axle two, and blade axle one, blade axle two, blade axle three pass the through hole, the copper sheathing is installed to the inboard of through hole, the upper end and the actuating mechanism of blade axle two are connected, the inboard of valve body is equipped with the support, and the both ends and the leg joint of blade axle one, blade axle two, blade axle.
Preferably, the cross beam is formed by folding and welding two metal plates.
Preferably, a 280-degree conical block temperature sensor is arranged on the actuating mechanism.
This setting detects the temperature through the effect of temperature sensor, reaches the purpose of self-closing valve.
Preferably, the lower end of the valve body is provided with a connecting rod, and the connecting rod is connected with the first blade shaft, the second blade shaft and the third blade shaft.
According to the arrangement, the linkage of the blades is realized through the action of the connecting rod, and the purpose of synchronously opening and closing the blades is achieved.
Preferably, the number of the blades is six, and the blades are mounted on the blade shaft I, the blade shaft II and the blade shaft III in pairs.
Preferably, the inner side of the valve body is provided with two barrier strips, and the barrier strips are matched with the blades.
This setting, the spacing of blade is accomplished through the effect of blend stop, leakproofness when guaranteeing the blade closure.
The utility model has the advantages that: convenient to use, easy operation is applicable to underground garage, and when the temperature reached the setting value, ability self-closing valve prevented that the intensity of a fire from stretching, improved fire safety, had the practicality and the universality of use.
Drawings
In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, but the scope of the present invention is not limited thereto.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic top view of the present invention;
fig. 3 is a schematic bottom view of the present invention;
fig. 4 is a schematic cross-sectional view of the present invention;
FIG. 5 is an enlarged schematic view of A-A of the present invention;
FIG. 6 is an enlarged schematic view of B-B of the present invention;
FIG. 7 is an enlarged schematic view of the C-C of the present invention;
the temperature sensor comprises a valve body 1, a cross beam 2, a blade 3, a blade shaft I4, an actuating mechanism 5, an 6.280-degree cone block temperature sensor 7, a blade shaft II 8, a connecting rod 9, a copper sleeve 10, a support frame 11, a blocking strip 12 and a blade shaft III.
Detailed Description
Referring to fig. 1 to 7, the fire damper for ventilation engineering of underground garage comprises a valve body 1, a blade 3 arranged inside the valve body 1 and an actuating mechanism 5 arranged at the upper end of the valve body 1, the valve body 1 is of a quadrangular frame-shaped structure, the inner side of the valve body 1 is provided with a beam 2, the beam 2 divides the inner side of the valve body 1 into two parts, the beam 2 is provided with a through hole, a first blade shaft 4, a second blade shaft 7 and a third blade shaft 12 are arranged in the valve body 1, the first blade shaft 4 and the third blade shaft 12 are arranged on two sides of the second blade shaft 7, the first blade shaft 4, the second blade shaft 7 and the third blade shaft 12 penetrate through the through holes, a copper sleeve 9 is arranged on the inner side of the through hole, the upper end of the blade shaft II 7 is connected with the actuating mechanism 5, the inner side of the valve body 1 is provided with a support 10, and two ends of the first blade shaft 4, the second blade shaft 7 and the third blade shaft 12 are connected with the support 10.
Further, the cross beam 2 is formed by folding and welding two metal plates.
Further, a 280-degree conical block temperature sensor 6 is arranged on the actuating mechanism 5.
Further, the lower end of the valve body 1 is provided with a connecting rod 8, and the connecting rod 8 is connected with the first blade shaft 4, the second blade shaft 7 and the third blade shaft 12.
Furthermore, the six blades 3 are arranged on the blade shaft I4, the blade shaft II 7 and the blade shaft III 12 in pairs.
Further, the inner side of the valve body 1 is provided with two barrier strips 11, and the barrier strips 11 are matched with the blades 3.
The utility model discloses during the use, the fire prevention valve is installed on the wind channel of discharging fume or the vertical air duct in underground garage, when the conflagration takes place, the flame is gone into from the pipeline, when 280 awl piece temperature sensors detected the temperature and reached 280, the sheetmetal fusing of fuse, and produce triggering signal, the inside motor of actuating mechanism drives two rotations of blade axle, two rotations of blade axle drive blade axle one and blade axle through the connecting rod, through blade axle one, blade axle two, the effect of blade axle three makes the blade rotate and form the closure state, the blend stop carries on spacingly to the turned angle of blade simultaneously.
The above is only the specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (6)
1. The utility model provides an underground garage ventilation engineering fire prevention valve, includes the valve body, sets up at the inboard blade of valve body and installs the actuating mechanism in the valve body upper end, its characterized in that: the valve body is tetragonal frame column structure, the inboard of valve body is equipped with the crossbeam, and the crossbeam falls into two parts with the inboard of valve body, is equipped with the through hole on the crossbeam, the inside of valve body is equipped with blade axle one, blade axle two, blade axle three, and blade axle one, blade axle three set up in the both sides of blade axle two, and blade axle one, blade axle two, blade axle three pass the through hole, the copper sheathing is installed to the inboard of through hole, the upper end and the actuating mechanism of blade axle two are connected, the inboard of valve body is equipped with the support, and the both ends and the leg joint of blade axle one, blade axle two, blade axle three.
2. The underground garage ventilation engineering fire damper of claim 1, wherein: the beam is formed by folding and welding two metal plates.
3. The underground garage ventilation engineering fire damper of claim 1, wherein: and a 280-degree conical block temperature sensor is arranged on the actuating mechanism.
4. The underground garage ventilation engineering fire damper of claim 1, wherein: the lower end of the valve body is provided with a connecting rod, and the connecting rod is connected with the first blade shaft, the second blade shaft and the third blade shaft.
5. The underground garage ventilation engineering fire damper of claim 1, wherein: the six blades are arranged on the blade shaft I, the blade shaft II and the blade shaft III in pairs.
6. The underground garage ventilation engineering fire damper of claim 1, wherein: the inner side of the valve body is provided with two barrier strips, and the barrier strips are matched with the blades.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021287878.5U CN212509572U (en) | 2020-07-02 | 2020-07-02 | Underground garage ventilation engineering fire prevention valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021287878.5U CN212509572U (en) | 2020-07-02 | 2020-07-02 | Underground garage ventilation engineering fire prevention valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212509572U true CN212509572U (en) | 2021-02-09 |
Family
ID=74432245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021287878.5U Active CN212509572U (en) | 2020-07-02 | 2020-07-02 | Underground garage ventilation engineering fire prevention valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212509572U (en) |
-
2020
- 2020-07-02 CN CN202021287878.5U patent/CN212509572U/en active Active
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