CN214202581U

CN214202581U - Smoke and temperature sensing fire detector

Info

Publication number: CN214202581U
Application number: CN202120267299.2U
Authority: CN
Inventors: 胡富华; 张志宾
Original assignee: Suzhou Jinyu Fire Engineering Technology Co ltd
Current assignee: Suzhou Jinyu Fire Engineering Technology Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-09-14
Anticipated expiration: 2031-01-29

Abstract

The application relates to a smoke and temperature sensing fire detector, which comprises a detector main body and an air inlet pipeline arranged on one side of the detector main body, wherein one end of the air inlet pipeline is communicated with the detector main body; a plurality of air inlets are formed in the air inlet pipeline, the air inlets are arranged along the length direction of the air inlet pipeline, and a first exhaust fan is further arranged at one end, close to the detector main body, of the air inlet pipeline. The detector main part can in time detect the emergence of conflagration through admission line, effectively promotes the sensitivity of the work of smoke and heat fire detector.

Description

Smoke and temperature sensing fire detector

Technical Field

The application relates to the field of fire-fighting equipment, in particular to a smoke-sensing temperature-sensing fire detector.

Background

Currently, in some buildings, fire fighting equipment needs to be installed to ensure timely or early extinguishment. In many fire-fighting facilities, the smoke-sensing and temperature-sensing fire detector can be used generally because the smoke and temperature changes caused by fire can be sensed and the fire can be warned in time.

Common smoke temperature-sensing fire detectors can only sense smoke around the smoke temperature-sensing fire detectors, so that when fire breaks out at positions far away from the smoke temperature-sensing fire detectors, smoke needs to float to positions near the smoke temperature-sensing fire detectors, the detectors can sense the fire, and the smoke temperature-sensing fire detectors cannot detect the fire easily and timely.

SUMMERY OF THE UTILITY MODEL

In order to guarantee in time to sense the emergence of conflagration, this application provides smoke and heat fire detector.

The application provides a smoke sensing temperature fire detector adopts following technical scheme:

the smoke-sensing and temperature-sensing fire detector comprises a detector main body and an air inlet pipeline arranged on one side of the detector main body, wherein one end of the air inlet pipeline is communicated with the detector main body; the detector is characterized in that the air inlet pipeline is provided with a plurality of air inlets, the plurality of air inlets are arranged along the length direction of the air inlet pipeline, and one end of the air inlet pipeline, which is close to the detector main body, is also provided with a first exhaust fan.

Through adopting above-mentioned technical scheme, first exhaust fan can make inlet port department form the negative pressure, inhales the admission line with the smog that the conflagration produced to bring smog to near detector main part, make the detector main part can in time detect the emergence of conflagration, effectively promote smoke and heat fire detector's sensitivity.

Preferably, a second exhaust fan is arranged on one side, close to the detector main body, of each air inlet hole.

Through adopting above-mentioned technical scheme, every second air discharge fan homoenergetic can work independently, guarantees the pressure intensity of every air inlet department to guarantee that smog can normally enter into to the intake pipe.

Preferably, the air inlet is provided with a gas collecting hood, the gas collecting hood is arranged in a horn mouth shape, and the small end of the gas collecting hood is connected with the air inlet pipeline and communicated with the air inlet.

Through adopting above-mentioned technical scheme, the gas collecting channel can play certain guard action to the air inlet to can promote the air inlet and to the collection effect of smog, promote work efficiency.

Preferably, a protective net is arranged in the gas collecting hood.

Through adopting above-mentioned technical scheme, the protection network can play the guard action to the air inlet for during the mosquito is difficult for entering into inlet duct, prevent inlet duct's jam, thereby guarantee inlet duct's normal work.

Preferably, one end of the air inlet pipeline, which is close to the detector main body, is rotatably connected with a nut, a threaded joint matched with the nut is arranged on the side wall of the detector main body, and the air inlet pipeline is communicated with the detector main body through the threaded joint.

Through adopting above-mentioned technical scheme, be connected nut and screwed joint, the admission line can be connected with the detector main part, effectively promotes the convenience of sensing cigarette temperature-sensing fire detector installation.

Preferably, one end of the air inlet pipeline close to the detector main body is further provided with an air release valve.

Through adopting above-mentioned technical scheme, the effect of inside and outside atmospheric pressure of balanced admission line can be played to the snuffle valve, and when the smog in the admission line was too much, smog can be through the admission line of snuffle valve discharge.

Preferably, the air inlet pipeline comprises a pipeline main body and a connecting pipe arranged at one end of the pipeline main body, and the connecting pipe is a hose; the air inlet is arranged on the pipeline main body, one end of the connecting pipe is fixed at one end of the pipeline main body and communicated with the pipeline main body, and the nut is rotatably arranged at one end, far away from the pipeline main body, of the connecting pipe.

Through adopting above-mentioned technical scheme, the setting up of hose makes the staff can adjust the installation angle of pipeline main part to effectively promote the flexibility of admission line installation.

Preferably, the air inlet pipeline is further provided with a hanging ring.

Through adopting above-mentioned technical scheme, the staff can set up the anchor point on the ceiling of building in advance, can hang the couple on the anchor point afterwards to promote the convenience of inlet duct installation.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the first exhaust fan can enable the air inlet to form negative pressure, smoke generated by a fire disaster is sucked into the air inlet pipeline and is led to the position close to the detector main body, so that the detector main body can timely detect the occurrence of the fire disaster, and the sensitivity of the smoke-sensing and temperature-sensing fire detector is effectively improved;

2. a second exhaust fan is arranged on one side, close to the detector main body, of each air inlet, each second exhaust fan can work independently, the pressure intensity of each air inlet is guaranteed, a gas collecting hood is arranged at each air inlet, the gas collecting hood can protect the air inlets to a certain extent, and the smoke collecting effect of the air inlets can be improved;

3. still be provided with the snuffle valve on the admission line, the snuffle valve can play the effect of the inside and outside atmospheric pressure of balanced admission line, and when the smog in the admission line was too much, smog can be through the admission line of snuffle valve discharge to in the normal work of assurance smoke sensing temperature sensing fire detector.

Drawings

FIG. 1 is a schematic structural diagram of a smoke and temperature sensing fire detector according to an embodiment of the present invention;

fig. 2 is a structural sectional view of an intake duct.

In the drawings, the reference numbers: 1. a probe body; 11. a threaded joint; 2. an air intake duct; 21. a connecting pipe; 211. a nut; 22. a pipe body; 221. a first exhaust fan; 222. a second exhaust fan; 23. a gas-collecting hood; 231. a protective net; 24. hanging a ring; 25. an air release valve.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses smoke and temperature sensing fire detector. Referring to fig. 1, the smoke and temperature sensitive fire detector includes a detector body 1 and an air inlet duct 2. The air intake duct 2 includes a duct main body 22 and a connection pipe 21, and a plurality of suspension loops 24 are fixed to the duct main body 22, and when the air intake duct is installed, an anchor point can be preset on a ceiling of a building, and the suspension loops 24 can be connected to the anchor point.

Referring to fig. 2, the connection pipe 21 is provided as a hose, one end of the connection pipe 21 is fixed to the pipe main body 22 and communicates with the pipe main body 22, the other end of the connection pipe 21 is sleeved with a nut 211, and the nut 211 is rotatably provided on the connection pipe 21. The detector main body 1 is fixed with a threaded joint 11, and the threaded joint 11 is communicated with the interior of the detector main body 1. The nut 211 can be screwed with the threaded joint 11 so that the connection pipe 21 can be connected with the probe body 1 to communicate the intake duct 2 with the probe body 1.

Referring to fig. 2, the duct main body 22 is provided with a plurality of air inlets. A plurality of air inlets are evenly distributed along the length direction of the duct main body 22. Each air inlet is provided with a gas-collecting hood 23, and the gas-collecting hoods 23 are positioned outside the pipeline main body 22. The gas collecting channel 23 is arranged in a bell mouth shape, and the small end of the gas collecting channel 23 is fixed on the pipeline main body 22. A protective screen 231 is also fixed in the gas-collecting hood 23.

Referring to fig. 2, a second exhaust fan 222 is disposed at a side of each air inlet hole adjacent to the connection pipe 21, the second exhaust fan 222 is fixed inside the duct main body 22, and the second exhaust fan 222 can introduce smoke into the inside of the air intake duct 2. Duct body 22 is close to the one end of connecting pipe 21 and still is fixed with first exhaust fan 221, and first exhaust fan 221 sets up the inside at duct body 22 equally, and first exhaust fan 221 can let in to detector main part 1 through connecting pipe 21 by the inside smog of duct body 22 for detector main part 1 can sense the emergence of fire.

Referring to fig. 2, an air release valve 25 is further connected to a side wall of the duct main body 22 adjacent to the connection pipe 21, and when smoke is excessive inside the air intake duct 2, the smoke can be discharged through the air release valve 25.

The implementation principle of the smoke-sensing temperature-sensing fire detector in the embodiment of the application is as follows: install smoke temperature sensing fire detector to the ceiling of building on to be connected inlet duct 2 and detector main part 1, start first exhaust fan 221 and second exhaust fan 222, when the conflagration takes place, inlet duct 2 can collect smog, and let in smog in detector main part 1, so that the emergence of conflagration is in time sensed to detector main part 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Smoke and temperature sensing fire detector, its characterized in that: the gas detector comprises a detector main body (1) and a gas inlet pipeline (2) arranged on one side of the detector main body (1), wherein one end of the gas inlet pipeline (2) is communicated with the detector main body (1); a plurality of air inlets are formed in the air inlet pipeline (2), the air inlets are arranged along the length direction of the air inlet pipeline (2), and a first exhaust fan (221) is further arranged at one end, close to the detector main body (1), of the air inlet pipeline (2).

2. The smoke-sensitive, temperature-sensitive, fire detector of claim 1, wherein: and a second exhaust fan (222) is arranged on one side of each air inlet hole close to the detector main body (1).

3. The smoke-sensitive, temperature-sensitive, fire detector of claim 1, wherein: and a gas collecting hood (23) is arranged at the air inlet, the gas collecting hood (23) is arranged in a horn mouth shape, and the small end of the gas collecting hood (23) is connected with the air inlet pipeline (2) and communicated with the air inlet.

4. The smoke-sensitive, temperature-sensitive, fire detector of claim 3, wherein: and a protective screen (231) is arranged in the gas collecting hood (23).

5. The smoke-sensitive, temperature-sensitive, fire detector of claim 1, wherein: one end of the air inlet pipeline (2) close to the detector main body (1) is rotatably connected with a nut (211), a threaded joint (11) matched with the nut (211) is arranged on the side wall of the detector main body (1), and the air inlet pipeline (2) is communicated with the detector main body (1) through the threaded joint (11).

6. The smoke-sensitive, temperature-sensitive, fire detector of claim 5, wherein: and an air release valve (25) is further arranged at one end, close to the detector main body (1), of the air inlet pipeline (2).

7. The smoke-sensitive, temperature-sensitive, fire detector of claim 5, wherein: the air inlet pipeline (2) comprises a pipeline main body (22) and a connecting pipe (21) arranged at one end of the pipeline main body (22), and the connecting pipe (21) is a hose; the air inlet is arranged on the pipeline main body (22), one end of the connecting pipe (21) is fixed at one end of the pipeline main body (22) and communicated with the pipeline main body (22), and the nut (211) is rotatably arranged at one end, far away from the pipeline main body (22), of the connecting pipe (21).

8. The smoke-sensitive, temperature-sensitive, fire detector of claim 1, wherein: the air inlet pipeline (2) is also provided with a hanging ring (24).