CN219716193U - Suction type smoke detector - Google Patents
Suction type smoke detector Download PDFInfo
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- CN219716193U CN219716193U CN202320764943.6U CN202320764943U CN219716193U CN 219716193 U CN219716193 U CN 219716193U CN 202320764943 U CN202320764943 U CN 202320764943U CN 219716193 U CN219716193 U CN 219716193U
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- smoke
- mounting
- connecting plate
- mounting cavity
- air inlets
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- 239000000779 smoke Substances 0.000 title claims abstract description 67
- 238000001514 detection method Methods 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 13
- 238000000605 extraction Methods 0.000 claims description 9
- 230000002441 reversible effect Effects 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 4
- 208000021063 Respiratory fume inhalation disease Diseases 0.000 claims 4
- 239000000428 dust Substances 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
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- Fire-Detection Mechanisms (AREA)
Abstract
The utility model relates to the technical field of security detection, in particular to a suction type smoke detector, a plurality of air inlets communicated with a mounting cavity are formed in the circumferential direction of a mounting seat, the air inlets are arranged along the axial direction of the mounting cavity, an air extracting unit is fixedly arranged at the lower end of the mounting seat and is used for sucking smoke into the mounting cavity through the plurality of air inlets, a driving piece is arranged in the mounting cavity, the output end of the driving piece is connected with a connecting plate, a plurality of protrusions corresponding to the air inlets one by one are formed on the circumferential side of the connecting plate, the protrusions extend into the plurality of air inlets respectively, the driving piece is used for driving the connecting plate to reciprocate along the axial direction of the mounting cavity, and the detecting unit comprises a smoke sensor, a processor and an alarm which are arranged in the mounting cavity, wherein the processor is electrically connected with the smoke sensor and the alarm respectively. The problem of the dust pile up in the rectangular shape smog through-hole on the smog detector easily, cause smog through-hole to block up for the smog detector inefficacy is solved.
Description
Technical Field
The utility model relates to the technical field of security detection, in particular to an inhalation type smoke detector.
Background
Smoke detectors, also known as smoke detectors, smoke probes and smoke sensors, are disclosed in the patent document of the prior art with the application number 202022653476.9 as a smoke detector convenient to install, are mainly applied to fire protection systems, and are also applied to the construction of security and protection systems, and are typical equipment converted from space fire protection measures to civilian use.
At present, the surface of the smoke detector shell on the market is provided with a long-strip smoke through hole, when the smoke detector is installed on a house beam of a production workshop, the smoke through hole easily enters a large amount of dust, after a long time, the dust is easily blocked in the smoke through hole, so that smoke cannot enter the smoke detector shell through the smoke through hole to obtain the inside, finally, the smoke detector is disabled, and the fire alarm function cannot be achieved.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, provides a suction type smoke detector, and solves the problems that dust is easy to accumulate in a strip-shaped smoke through hole on the smoke detector to cause the blocking of the smoke through hole and the smoke detector is invalid in the prior art.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
the utility model provides an inhalation type smoke detector, comprising:
the mounting seat is internally provided with a mounting cavity, a plurality of air inlets communicated with the mounting cavity are formed in the circumferential direction of the mounting seat, and the air inlets are arranged along the axial direction of the mounting cavity;
the air extraction unit is fixedly arranged at the lower end of the mounting seat and is used for sucking smoke into the mounting cavity through the air inlets;
the ash removing unit comprises a driving piece and a connecting plate, wherein the driving piece is arranged in the mounting cavity, the output end of the driving piece is connected with the connecting plate, a plurality of protrusions which are in one-to-one correspondence with the air inlet holes are formed on the periphery of the connecting plate, the protrusions extend into the air inlet holes respectively, and the driving piece is used for driving the connecting plate to reciprocate along the axis direction of the mounting cavity; and
the detection unit comprises a smoke sensor, a processor and an alarm which are arranged in the installation cavity, and the processor is respectively and electrically connected with the smoke sensor and the alarm.
In some embodiments, two connecting pieces are formed at the upper end of the mounting seat, and mounting holes are formed in the two connecting pieces.
In some embodiments, the driving piece includes positive and negative motor, threaded rod and backup pad, the backup pad sets firmly in the mount pad and is located a plurality of the below of inlet port, positive and negative motor sets firmly in the interior top of mount pad, the one end and the output fixed connection of positive and negative motor of threaded rod, the other end and the backup pad rotation of threaded rod are connected, the threaded rod rotates with the connecting plate to be connected, positive and negative motor and treater electric connection.
In some embodiments, the driving piece is an electric push rod fixedly arranged at the inner top end of the mounting seat, the output end of the electric push rod is fixedly connected with the connecting plate, and the electric push rod is electrically connected with the processor.
In some embodiments, the smoke sensor is fixedly connected with the support plate, and the processor and the alarm are both fixed to the inner top end of the mounting base.
In some embodiments, the mounting seat is cylindrical as a whole, the connecting plate is disc-shaped, and the threaded rod is rotationally connected with the center of the connecting plate.
In some embodiments, the connecting plate is uniformly provided with a plurality of ventilation holes.
In some embodiments, the number of air intake holes is 8-15.
In some embodiments, the air extraction unit is a micro direct current fan.
In some embodiments, the alarm is a buzzer.
Compared with the prior art, the suction type smoke detector provided by the utility model has the advantages that the plurality of air inlets communicated with the mounting cavity are formed in the circumferential direction of the mounting seat, the air inlets are arranged along the axial direction of the mounting cavity, the air suction unit is used for sucking smoke into the mounting cavity through the plurality of air inlets, the driving piece is arranged in the mounting cavity, the output end of the driving piece is connected with the connecting plate, the driving piece is used for driving the connecting plate to reciprocate along the axial direction of the mounting cavity, the plurality of bulges formed on the circumferential side of the connecting plate can clean dust accumulated in the corresponding plurality of air inlets, the air suction unit is used for sucking air into the mounting cavity, negative pressure is formed in the mounting cavity, air enters the mounting cavity through the plurality of air inlets, the air is sucked into the shell in an active air suction mode, the detection speed of the smoke sensor can be accelerated, and the alarm is sent out through the alarm, so that the smoke can be found timely.
Drawings
Fig. 1 is a schematic structural view of an inhalation type smoke detector according to the present utility model;
fig. 2 is a front view of an inhalation type smoke detector of the present utility model;
FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 2;
FIG. 4 is a cross-sectional view of another embodiment of the present utility model;
FIG. 5 is a cross-sectional view taken along the direction B-B in FIG. 2;
fig. 6 is a schematic structural view of the connection plate of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1 to 6, the present utility model provides an inhalation type smoke detector. This suction type smoke detector is used for installing on the roof beam in workshop for whether appear smog in the workshop detects, simultaneously, can clear up rectangular shape smog through-hole on the smoke detector, avoids the dust to pile up the condition that causes the jam in rectangular shape smog through-hole on the smoke detector.
In this embodiment, the suction type smoke detector comprises a mounting seat 1, an air extraction unit 2, an ash removal unit 3 and a detection unit 4, wherein a mounting cavity 10 is arranged in the mounting seat 1, a plurality of air inlets 11 communicated with the mounting cavity 10 are formed in the circumferential direction of the mounting seat 1, and the air inlets 11 are arranged along the axial direction of the mounting cavity 10; the air extraction unit 2 is fixedly arranged at the lower end of the mounting seat 1, and the air extraction unit 2 is used for sucking smoke into the mounting cavity 10 through a plurality of air inlet holes 11; the ash removing unit 3 comprises a driving piece 31 and a connecting plate 32, wherein the driving piece 31 is arranged in the mounting cavity 10, the output end of the driving piece is connected with the connecting plate 32, a plurality of protrusions 321 which are in one-to-one correspondence with the air inlet holes 11 are formed on the periphery of the connecting plate 32, the protrusions 321 respectively extend into the air inlet holes 11, and the driving piece 31 is used for driving the connecting plate 32 to reciprocate along the axial direction of the mounting cavity 10; the detecting unit 4 comprises a smoke sensor 41, a processor 42 and an alarm 43 which are arranged in the mounting cavity 10, and the processor 42 is respectively and electrically connected with the smoke sensor 41 and the alarm 43.
In the actual use process, the smoke detector is arranged at a position to be detected, the smoke detector is externally connected with a power supply, the air extraction unit 2 extracts air from the installation cavity 10, the outside air can be conveyed into the installation cavity 10 through the air inlets 11, the smoke sensor 41 detects smoke and transmits the detected signal to the processor 42, and the processor can control the alarm 43 to give an alarm to remind an operator of finding a fire in emergency; meanwhile, the driving member 31 drives the connection plate 32 to reciprocate along the axial direction of the installation cavity 10 at every interval, and the circumferential protrusions 321 of the connection plate 32 can clean dust blocked in the air inlet 11.
In this embodiment, the smoke detectors are generally installed in the production shop, so as to detect the production shop, and avoid the fire caused by the firing of the production shop.
In one embodiment, two connecting pieces 12 are formed at the upper end of the mounting base 1, and mounting holes 121 are formed in the two connecting pieces 12. The mounting seat 1 is mounted by matching the mounting holes 121 with screws, and in another embodiment, an annular connecting block can be formed at the upper end of the mounting seat 1, and a plurality of mounting holes 121 are uniformly distributed on the annular connecting block.
The driving member 31 is not limited to a specific configuration, and may be configured to drive the connecting plate 32 to reciprocate in the axial direction of the mounting cavity 10.
In an embodiment, the driving member 31 includes a forward and reverse motor 311, a threaded rod 312, and a supporting plate 313, the supporting plate 313 is fixedly disposed in the mounting seat 1 and located below the air inlet holes 11, the forward and reverse motor 311 is fixedly disposed at an inner top end of the mounting seat 1, one end of the threaded rod 312 is fixedly connected with an output end of the forward and reverse motor 311, the other end of the threaded rod 312 is rotatably connected with the supporting plate 313, the threaded rod 312 is rotatably connected with the connecting plate 32, and the forward and reverse motor 311 is electrically connected with the processor 42.
Meanwhile, the connection plate 32 can be driven to reciprocate along the axial direction of the installation cavity 10 by driving the threaded rod 312 to rotate forward or backward through the forward and backward motor 311, and meanwhile, the plurality of protrusions 321 respectively slide along the plurality of air inlets 11, so that the protrusions 321 can clean dust blocked in the air inlets 11, and external air can be ensured to enter the installation cavity 10 through the plurality of air inlets 11.
In another embodiment, the driving member 31 is an electric push rod 314 fixedly disposed at the inner top end of the mounting seat 1, an output end of the electric push rod 314 is fixedly connected with the connecting plate 32, and the electric push rod 314 is electrically connected with the processor 42.
It should be noted that the reciprocating movement of the driving member 31 to drive the connection plate 32 in the axial direction of the installation cavity 10 is not always performed, and the electric push rod 314 or the reversible motor 311 is controlled by the processor to operate every six hours.
In this embodiment, the smoke sensor 41 is fixedly connected to the support plate 313, and the processor 42 and the alarm 43 are both fixed to the inner top end of the mounting base 1. Specifically, the mounting seat 1 is cylindrical as a whole, the connecting plate 32 is disc-shaped, and the threaded rod 312 is rotatably connected with the center of the connecting plate 32.
It should be noted that, the inner diameter of the connection plate 32 is smaller than the inner diameter of the installation cavity in the installation seat 1, so that an annular gap exists between the peripheral side of the connection plate 32 and the inner wall of the installation cavity, and the air extraction unit 2 can draw the external cavity into the installation cavity through the plurality of air inlet holes 11 whenever the connection plate 32 is slid to any position.
Based on the above scheme, the connecting plate 32 is uniformly provided with a plurality of ventilation holes 322. Wherein the inner diameter of the ventilation holes 322 is generally controlled to be 2mm.
In one embodiment, the number of air intake holes 11 is 8-15. In this embodiment, the number of the air inlets 11 is 10, and 10 protrusions corresponding to the air inlets 11 one by one are formed on the peripheral side of the connecting plate 32.
In one embodiment, the air extracting unit 2 is a micro dc fan, and the alarm 43 is a buzzer. When the miniature direct current fan is sucked into the installation cavity 10 through the air inlets 11, the smoke sensor 41 detects smoke and transmits the detected signal to the processor, and the processor can control the buzzer to give an alarm to remind an operator of finding a fire in emergency.
The beneficial effects are that:
compared with the prior art, the suction type smoke detector provided by the utility model has the advantages that the plurality of air inlets communicated with the mounting cavity are formed in the circumferential direction of the mounting seat, the air inlets are arranged along the axial direction of the mounting cavity, the air suction unit is used for sucking smoke into the mounting cavity through the plurality of air inlets, the driving piece is arranged in the mounting cavity, the output end of the driving piece is connected with the connecting plate, the driving piece is used for driving the connecting plate to reciprocate along the axial direction of the mounting cavity, the plurality of bulges formed on the circumferential side of the connecting plate can clean dust accumulated in the corresponding plurality of air inlets, the air suction unit is used for sucking air into the mounting cavity, negative pressure is formed in the mounting cavity, air enters the mounting cavity through the plurality of air inlets, the air is sucked into the shell in an active air suction mode, the detection speed of the smoke sensor can be accelerated, and the alarm is sent out through the alarm, so that the smoke can be found timely.
The above-described embodiments of the present utility model do not limit the scope of the present utility model. Any other corresponding changes and modifications made in accordance with the technical idea of the present utility model shall be included in the scope of the claims of the present utility model.
Claims (10)
1. An inhalation smoke detector comprising
The mounting seat is internally provided with a mounting cavity, a plurality of air inlets communicated with the mounting cavity are formed in the circumferential direction of the mounting seat, and the air inlets are arranged along the axial direction of the mounting cavity;
the air extraction unit is fixedly arranged at the lower end of the mounting seat and is used for sucking smoke into the mounting cavity through the air inlets;
the ash removing unit comprises a driving piece and a connecting plate, wherein the driving piece is arranged in the mounting cavity, the output end of the driving piece is connected with the connecting plate, a plurality of protrusions which are in one-to-one correspondence with the air inlet holes are formed on the periphery of the connecting plate, the protrusions extend into the air inlet holes respectively, and the driving piece is used for driving the connecting plate to reciprocate along the axis direction of the mounting cavity; and
the detection unit comprises a smoke sensor, a processor and an alarm which are arranged in the installation cavity, and the processor is respectively and electrically connected with the smoke sensor and the alarm.
2. The smoke inhalation detector according to claim 1, wherein two connecting pieces are formed at the upper end of the mounting base, and mounting holes are formed in the two connecting pieces.
3. The smoke detector according to claim 1, wherein the driving member comprises a forward and reverse motor, a threaded rod and a supporting plate, the supporting plate is fixedly arranged in the mounting seat and positioned below the air inlets, the forward and reverse motor is fixedly arranged at the inner top end of the mounting seat, one end of the threaded rod is fixedly connected with the output end of the forward and reverse motor, the other end of the threaded rod is rotatably connected with the supporting plate, the threaded rod is rotatably connected with the connecting plate, and the forward and reverse motor is electrically connected with the processor.
4. The smoke inhalation detector according to claim 1, wherein the driving member is an electric push rod fixedly arranged at the inner top end of the mounting seat, the output end of the electric push rod is fixedly connected with the connecting plate, and the electric push rod is electrically connected with the processor.
5. A smoke inhalation detector according to claim 3 wherein the smoke sensor is fixedly connected to the support plate and the processor and alarm are both secured to the inner top end of the mounting base.
6. A smoke inhalation detector according to claim 3 wherein the mounting base is generally cylindrical and the web is disc-shaped and the threaded rod is rotatably connected to the centre of the web.
7. The smoke detector of claim 6 wherein the plurality of ventilation holes are evenly distributed on the web.
8. An inhalation smoke detector according to claim 1 wherein the number of said inlet apertures is from 8 to 15.
9. An inhalation smoke detector according to claim 1 wherein the air extraction unit is a micro dc fan.
10. An inhalation smoke detector according to claim 1 wherein the alarm is a buzzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320764943.6U CN219716193U (en) | 2023-04-07 | 2023-04-07 | Suction type smoke detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320764943.6U CN219716193U (en) | 2023-04-07 | 2023-04-07 | Suction type smoke detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219716193U true CN219716193U (en) | 2023-09-19 |
Family
ID=87983330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320764943.6U Active CN219716193U (en) | 2023-04-07 | 2023-04-07 | Suction type smoke detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219716193U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117558098A (en) * | 2023-11-20 | 2024-02-13 | 山东青耕电气有限公司 | Early fire rapid smoke sensing device and system |
-
2023
- 2023-04-07 CN CN202320764943.6U patent/CN219716193U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117558098A (en) * | 2023-11-20 | 2024-02-13 | 山东青耕电气有限公司 | Early fire rapid smoke sensing device and system |
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