CN209744680U - Positive pressure air supply outlet for fire fighting - Google Patents
Positive pressure air supply outlet for fire fighting Download PDFInfo
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- CN209744680U CN209744680U CN201920505813.4U CN201920505813U CN209744680U CN 209744680 U CN209744680 U CN 209744680U CN 201920505813 U CN201920505813 U CN 201920505813U CN 209744680 U CN209744680 U CN 209744680U
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- shutter
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Abstract
The utility model provides a malleation supply-air outlet is used in fire control, include: the device comprises a frame, an adjusting shutter module and a linear movement driving device; the frame is made of hollow section bars, a ventilation opening is arranged on the frame, and a connecting structure is arranged around the ventilation opening; the adjusting shutter module is arranged on the ventilation opening and comprises a shutter frame, a plurality of shutters which are parallelly and rotatably arranged on the shutter frame and a driving connecting rod which can synchronously drive the shutters to synchronously rotate, two ends of the shutters are rotatably arranged on the shutter frame, and the axes of the rotating shafts are positioned on the same plane and are mutually parallel; the driving connecting rod extends along the direction vertical to the shutter rotating shaft and is sequentially hinged with the plurality of shutters, and the driving device drives the driving connecting rod to reciprocate along a straight line. This real novel installation that can solve among the prior art fire control and take into account the installation in governing valve, bypass valve, tripe wind gap simultaneously with being connected installation of positive pressure supply-air outlet and fan blowing mouth, problem that installation, debugging are loaded down with trivial details complicated.
Description
Technical Field
The utility model relates to a ventilation field of preventing discharging fume, specificly relate to a malleation supply-air outlet for fire control.
Background
At present, the traditional smoke exhaust ventilation system consists of an air pipe, a fire damper, a guide plate, a smoke exhaust port and a positive pressure air supply port. The smoke outlet or the positive pressure air supply outlet is mainly formed by combining a fire damper or an adjusting valve and an unadjustable shutter air port together. The positive pressure air supply outlet is usually arranged at an elevator front chamber, the common front chamber and the like are closed at ordinary times, a fire fighting center receives a fire signal in case of fire, the positive pressure air supply outlet in a fire area is opened to start air supply, when the amount of supplemented fresh air is excessive and the pressure value of a pressure sensor exceeds a set value, a signal is transmitted to a fire fighting control center, the fire fighting control center sends an instruction signal to an outdoor bypass valve, and the outdoor bypass valve is opened to discharge the excessive fresh air. Therefore, the installation of the adjusting valve, the bypass valve and the louver air port is required to be simultaneously considered in the connection installation of the traditional positive pressure air supply port and the air blowing port of the fan, the installation difficulty is high, and the system debugging is complicated. Because the wind gap is open, can persist a lot of dust and mosquito in the inside for a long time, also can not satisfy the needs of modern society to this kind of product pleasing to the eye, durable degree.
SUMMERY OF THE UTILITY MODEL
In view of the above prior art's shortcoming, an object of the utility model is to provide a malleation supply-air outlet is used in fire control for solve among the prior art fire control need compromise the installation in governing valve, bypass valve, tripe wind gap simultaneously with malleation supply-air outlet and the installation of being connected that entrance to a cave or air pipe reserved mouth is reserved to air shaft, the installation degree of difficulty is great, the loaded down with trivial details complicated problem of system debugging.
In order to realize the above-mentioned purpose and other relevant purposes, the utility model provides a malleation supply-air outlet is used in fire control, include:
The frame is made of hollow sectional materials, and a ventilation opening is formed in the frame;
The adjusting shutter module is arranged on the ventilation opening and comprises a shutter frame capable of being arranged on the ventilation opening, a plurality of shutters which are parallelly and rotatably arranged on the shutter frame and a driving connecting rod capable of synchronously driving the shutters to synchronously rotate, two ends of the shutters are rotatably arranged on the shutter frame, and the axes of the rotating shafts are positioned on the same plane and are mutually parallel; the driving connecting rod extends along the direction vertical to the shutter rotating shaft and is sequentially hinged with the plurality of shutters;
The linear motion driving device can drive the driving connecting rod to reciprocate linearly along the extending direction of the driving connecting rod.
Preferably, the louver is provided with a hinged seat, and the driving connecting rod is sequentially hinged with the hinged seats on the louvers.
Further, the driving connecting rod is arranged in the middle of the louver.
Furthermore, the driving connecting rod is further provided with an avoiding notch for avoiding the rotation of the louver, and a convex part for limiting and supporting the louver when the louver is completely opened is arranged in the avoiding notch.
Further, the linear movement driving device is installed on the frame or the louver frame, and a driving end of the linear movement driving device is connected with an end of the driving connecting rod.
Preferably, the linear movement driving device is connected with a control system of a fire-fighting general control room.
preferably, the linear motion driving device is an electric push rod.
Preferably, the positive pressure air supply outlet for fire protection further comprises a pressure sensor, and the pressure sensor is mounted on the frame and connected with a control system of a fire protection master control room.
Preferably, the frame is further provided with an access door capable of being opened.
As above, the utility model discloses malleation supply-air outlet for fire control has following beneficial effect:
1. the frame of the positive pressure air supply outlet for fire fighting is made of hollow section bars, the part of the outer side of the frame matched with the wall body can be deformed inside the hollow section bars, and the influence of the dimension error of the preformed hole on the ventilation opening on the inner side of the frame can be greatly reduced.
2. Additionally the utility model discloses well regulation tripe module is a whole, very big reduction the degree of difficulty of traditional tripe installation, can be earlier in the reservation mounting hole of frame mount on the wall body during the installation, in installing the ventilation port on the frame with whole regulation tripe module again, the installation is swiftly convenient.
3. The utility model discloses an air regulation structure and supply-air outlet formula as an organic whole set up, through the rectilinear movement drive arrangement drive when the conflagration drive connecting rod is along rectilinear movement to adjust the state of opening of tripe, adjust the amount of wind, therefore do not need additionally to set up the bypass valve, the vent of this malleation supply-air outlet can with ventilating shaft or air pipe lug connection, consequently the utility model discloses the installation and the debugging of governing valve and bypass valve have been saved to if indoor pressure exceeds standard, can directly close for a short time through rectilinear movement drive arrangement drive tripe, with the volume of blowing of reduction fan, thereby reduce the fan load with the energy saving.
4. additionally the utility model provides an extending direction perpendicular to of drive connecting rod the pivot axis of tripe can effectively increase the intensity of tripe, avoids because of the great tripe that causes of wind-force warp.
drawings
The features and advantages of the invention will be more clearly understood by reference to the accompanying drawings, which are schematic and should not be understood as imposing any limitation on the invention, in which:
FIG. 1 is a three-dimensional axial view of the positive pressure air supply outlet for fire protection of the present invention;
FIG. 2 is a front view of the positive pressure air supply outlet for fire protection of the present invention;
Fig. 3 is a sectional view taken along a-a in fig. 2.
reference numerals
10 frame
20 adjust tripe module
201 louver frame
202 hinge base
203 louver
204 drive link
2041 avoiding notch
2042 convex part
30 linear movement driving device
40 access door
50 pressure sensor
60 reserved hole opening of air shaft or reserved opening of ventilation pipeline
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The drawings in the specification show the structure, ratio, size, etc. only for the purpose of matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and not for the purpose of limiting the present invention, so the present invention does not have the essential meaning in the art, and any structure modification, ratio relationship change or size adjustment should still fall within the scope covered by the technical content disclosed in the present invention without affecting the function and achievable purpose of the present invention. Meanwhile, the terms "upper", "lower", "front", "rear", "middle", and the like used in the present specification are for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.
As shown in fig. 1-3, the utility model provides a positive pressure air supply outlet for fire control, include:
A frame 10 made of hollow section bar, wherein the frame 10 is provided with a ventilation opening;
The adjusting shutter module 20 is installed on the ventilation opening, the adjusting shutter module 20 comprises a shutter frame 201 capable of being installed on the ventilation opening, a plurality of shutters 203 which are parallelly and rotatably installed on the shutter frame 201, and a driving connecting rod 204 capable of synchronously driving the plurality of shutters 203 to synchronously rotate, two ends of the plurality of shutters 203 are rotatably installed on the shutter frame 201, and the axes of the rotating shafts are located on the same plane and are parallel to each other; the driving connecting rod 204 extends along the direction vertical to the rotating shaft of the louver 203 and is sequentially hinged with the louvers 203;
The linear motion driving means 30 can be a linear motion driving means for driving the driving link 204 to reciprocate in the extending direction thereof.
in the positive pressure air supply outlet for fire fighting, the frame 10 is made of hollow section bars, and the part of the outer side of the frame 10 matched with the wall body can be deformed in the conventional hollow section bars, so that the influence of the dimension error of the preformed hole on the ventilation opening on the inner side of the frame 10 can be greatly reduced.
Additionally the utility model discloses well regulation tripe module 20 is a whole, very big reduction the degree of difficulty of traditional tripe 203 installation, can install the reservation mounting hole on the wall body with frame 10 earlier during the installation, installs whole regulation tripe module 20 in the vent on frame 10 again, and the installation is swiftly convenient.
When the conflagration the utility model discloses a rectilinear movement drive arrangement 30 drive connecting rod 204 is along rectilinear movement to adjust the state of opening of tripe 203, adjust the amount of wind, therefore do not need additionally to set up the bypass valve, the wind shaft is reserved the entrance to a cave or air pipe and is reserved mouthful 60 and can directly be connected with the vent, consequently the utility model discloses the production installation and the debugging of governing valve and bypass valve have been saved to if indoor pressure exceeds standard, can directly close through rectilinear movement drive arrangement 30 drive tripe 203, with the amount of wind that blows that reduces the fan, thereby reduce the fan load with the energy saving.
Additionally the utility model provides a drive connecting rod 204's extending direction perpendicular to tripe 203's pivot axis can effectively increase tripe 203's intensity, avoids because of the great tripe 203 that causes of wind-force warp.
for convenience of installation, it is preferable that the louver 203 is fixedly installed with the hinge seat 202, and the driving link 204 is sequentially hinged with the hinge seats 202 on the plurality of louvers 203.
The utility model discloses a drive connecting rod 204 is articulated with tripe 203 along perpendicular to tripe 203 direction, can play the effect of strengthening tripe 203 intensity when the malleation is blown, preferably, drive connecting rod 204 sets up at the middle part of tripe 203 in this embodiment, and this kind of setting mode can greatly improve the intensity of tripe 203.
The utility model discloses well drive connecting rod 204 also can set up the bellying in order to avoid drive connecting rod 204 to rotate the interference of in-process to tripe 203 with articulated seat 202 articulated, but the preferred, drive connecting rod 204 adopts the aluminium alloy ex-trusions to make in this embodiment, still is provided with on the drive connecting rod 204 and dodges tripe 203 pivoted and dodges breach 2041, dodges and is provided with in the breach 2041 and carries out spacing convex part 2042 that supports to tripe 203 when tripe 203 is opened completely. The convex portions 2042 can limit the louver 203 on one hand, and can support the louver 203 when the air inlet is opened to the maximum and the air quantity is maximum on the other hand, so that the fan blade is prevented from being bent and deformed.
The utility model discloses a rectilinear movement drive arrangement 30 can install on frame 10 or tripe frame 201, nevertheless in this implementation in order to avoid adjusting the wiring puzzlement that tripe module 20 changed and bring, rectilinear movement drive arrangement 30 installs on frame 10, and rectilinear movement drive arrangement 30's drive end can be dismantled with the tip of drive connecting rod 204 and be connected.
The utility model provides a control to linear motion drive arrangement 30 can direct manual opening, nevertheless in order to realize alarm system's intellectuality, linear motion drive arrangement 30 is connected with the control system of the room is always controlled in the fire control in this embodiment, and control system control linear motion drive arrangement 30 when the conflagration takes place.
The utility model provides a linear motion drive arrangement 30 can be for having the drive structure that can realize the linear drive effect, like lead screw push rod, pneumatic cylinder, nevertheless in the consideration of security and pleasing to the eye, linear motion drive arrangement 30 is electric putter in this embodiment.
In order to achieve the integration of functions, it is preferable that the positive pressure air supply outlet for fire protection in this embodiment further includes a pressure sensor 50, and the pressure sensor 50 is installed on the frame 10 and connected to the control system of the fire control general control room. This may reduce installation of the fire protection system pressure sensor 50.
In order to facilitate the maintenance, the frame 10 of the present embodiment is further provided with an access door 40 that can be opened.
To sum up, the utility model discloses malleation supply-air outlet for fire control can effectively solve among the prior art fire control and uses malleation supply-air outlet and air shaft to reserve the use and the installation that entrance to a cave or air pipe reserved the mouth need compromise governing valve, bypass valve, tripe wind gap simultaneously, and the too high installation degree of difficulty of cost is great, the loaded down with trivial details complicated problem of system debugging. Therefore, the utility model discloses thereby effectively overcome some practical problems among the prior art and had very high use value and use meaning.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. The present invention can be modified in many ways without departing from the spirit and scope of the present invention, and those skilled in the art can modify or change the embodiments described above without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (9)
1. A positive pressure air supply outlet for fire fighting is characterized by comprising:
The frame is made of hollow sectional materials, and a ventilation opening is formed in the frame;
the adjusting shutter module is arranged on the ventilation opening and comprises a shutter frame capable of being arranged on the ventilation opening, a plurality of shutters which are parallelly and rotatably arranged on the shutter frame and a driving connecting rod capable of synchronously driving the shutters to synchronously rotate, two ends of the shutters are rotatably arranged on the shutter frame, and the axes of the rotating shafts are positioned on the same plane and are mutually parallel; the driving connecting rod extends along the direction vertical to the shutter rotating shaft and is sequentially hinged with the plurality of shutters;
The linear motion driving device can drive the driving connecting rod to reciprocate linearly along the extending direction of the driving connecting rod.
2. The positive pressure blower port for fire fighting as defined in claim 1, wherein the louver is provided with a hinge base, and the driving link is sequentially hinged to the hinge bases of the plurality of louvers.
3. The positive pressure blower port for fire protection according to claim 2, wherein the drive link is provided in a middle portion of the louver.
4. The positive pressure air supply outlet for fire fighting as defined in claim 3, wherein an avoiding notch is further provided in the drive link to avoid rotation of the louver, and a protrusion for position-limiting and supporting the louver when the louver is fully opened is provided in the avoiding notch.
5. The positive pressure port for fire fighting according to claim 2, characterized in that the linear movement driving device is mounted on the frame or the louver frame, and a driving end of the linear movement driving device is connected to an end of the driving link.
6. The positive pressure blower outlet for fire protection as recited in claim 1, wherein the linear motion driving device is connected to a control system of a fire protection master control room.
7. The positive pressure blower port for fire fighting as defined in claim 1, wherein the linear motion drive device is an electric push rod.
8. the positive pressure fire control air supply port according to claim 1, further comprising a pressure sensor mounted on the frame and connected to a control system of a fire control main control room.
9. The positive pressure port for fire fighting according to claim 1, characterized in that an access door that can be opened is further provided to the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920505813.4U CN209744680U (en) | 2019-04-15 | 2019-04-15 | Positive pressure air supply outlet for fire fighting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920505813.4U CN209744680U (en) | 2019-04-15 | 2019-04-15 | Positive pressure air supply outlet for fire fighting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209744680U true CN209744680U (en) | 2019-12-06 |
Family
ID=68721043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920505813.4U Active CN209744680U (en) | 2019-04-15 | 2019-04-15 | Positive pressure air supply outlet for fire fighting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209744680U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111779432A (en) * | 2019-12-12 | 2020-10-16 | 湖南拓曼节能科技有限公司 | Electric fire-fighting aluminum alloy shutter |
| CN116357622A (en) * | 2023-02-14 | 2023-06-30 | 广东合胜热能科技有限公司 | Noise reduction system of fan of mute water heater |
-
2019
- 2019-04-15 CN CN201920505813.4U patent/CN209744680U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111779432A (en) * | 2019-12-12 | 2020-10-16 | 湖南拓曼节能科技有限公司 | Electric fire-fighting aluminum alloy shutter |
| CN116357622A (en) * | 2023-02-14 | 2023-06-30 | 广东合胜热能科技有限公司 | Noise reduction system of fan of mute water heater |
| CN116357622B (en) * | 2023-02-14 | 2023-11-03 | 广东合胜热能科技有限公司 | Noise reduction system of fan of mute water heater |
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