CN210865018U

CN210865018U - Novel NB independent type photoelectric smoke sensor

Info

Publication number: CN210865018U
Application number: CN201921438534.7U
Authority: CN
Inventors: 于基朋
Original assignee: Shenyang Shiji Tiancheng Digital Technology Co ltd
Current assignee: Shenyang Shiji Tiancheng Digital Technology Co ltd
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-06-26
Anticipated expiration: 2029-08-29

Abstract

The utility model provides a novel NB stand alone type photoelectricity smoke sensor, including circular protection casing, circular protection casing's inner wall interlude is equipped with the convex fixed plate of straight flange, the upper surface of the convex fixed plate of straight flange is connected with the integrated board, be equipped with wireless transmission chip component, singlechip integrated component, alarm processing chip component, bee calling organ component, power input element on the integrated board, power input element is connected with the battery case through the wire, the battery case set up in the baffle is kept away from in one side cavity of the convex fixed plate of straight flange, the lower extreme of integrated board passes through the screw fixation and has photoelectric sensor, one side of photoelectric sensor is equipped with warning light, reset switch component and test switch component respectively. The utility model discloses a smoke sensor has higher intelligent effect, can carry out many-sided networking simultaneously and report to the police and the site alarm to still can independently carry out the detection achievement, better promotion the security of fire prevention.

Description

Novel NB independent type photoelectric smoke sensor

Technical Field

The utility model mainly relates to a smoke transducer's technical field, concretely relates to novel NB stand alone type photoelectricity smoke sensor.

Background

Smoke alarms, which are otherwise known as fire smoke alarms, smoke sensors, etc. The smoke sensing alarm device is generally called as a smoke sensing detector, the smoke sensing alarm device is powered by a bus, a plurality of fire alarm controllers can be connected to the bus, the fire alarm controllers are networked and communicated to form an alarm system, no sound exists on site during alarm, and a host machine has acousto-optic prompt. The smoke detector is divided into address coding and non-address coding.

Smoke alarms can be classified into ion smoke alarms and photoelectric smoke alarms from the sensors used.

The accuracy and the reaction speed aspect of current smoke alarm when the response are all not enough, and intelligent degree is not high to the majority needs to supply power through external power source, can not normally work's the condition when taking place the outage easily, and its alarm mode is comparatively single simultaneously, can't send out the warning to many-sided personnel the very first time.

Therefore, it is necessary to design a smoke sensor which has a high degree of intelligence, can work independently without an external power supply, and can give an alarm in many aspects, thereby greatly improving the safety of a place to be detected.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a novel NB stand alone type photoelectricity smoke sensor for solve the technical problem who proposes among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a novel NB independent photoelectric smoke sensor comprises a circular protective shell, wherein a straight-side arc-shaped fixing plate is arranged at the middle section of the inner wall of the circular protective shell, the outer wall of the arc surface of the straight-side arc-shaped fixing plate is in hot melting connection with the inner wall of the circular protective shell, a partition plate is arranged inside the circular protective shell along a horizontal central axis, and the side wall of the partition plate is parallel to the straight side of the straight-side arc-shaped fixing plate;

the upper surface of the straight-edge arc-shaped fixing plate is connected with an integrated plate, one end of the upper surface of the integrated plate is provided with a wireless transmission chip element, one end of the wireless transmission chip element is provided with a single chip microcomputer integrated element, one side of the single chip microcomputer integrated element is provided with an alarm processing chip element, one end of the single chip microcomputer integrated element, which is far away from the wireless transmission chip element, is provided with a buzzer element, one side of the buzzer element, which is close to the alarm processing chip element, is provided with a power input element, the power input element is connected with a battery box through a wire, and the battery box is arranged in a cavity on one side, which is;

the lower extreme of circuit board passes through the screw fixation and has photoelectric sensor, one side of photoelectric sensor is equipped with warning light, reset switch component and test switch component respectively, just the warning light reset switch component with the test switch component all through the wire with the lower surface tin soldering of circuit board is connected.

Further, the top of circular protective housing is equipped with circular mount pad, circular mount pad is close to circular protective housing's being equipped with on the surface and connecting the lug ring, it keeps away from to connect the lug ring the one end bilateral symmetry of circular mount pad is equipped with the fixture block, just the peripheral cover of connecting the lug ring is equipped with rubber seal.

Furthermore, four mounting holes are uniformly distributed on the shell of the circular mounting seat one by one around the circle center, and the mounting holes are positioned in the ring of the connecting bump ring.

Furthermore, an interface slot is formed in the top end of the interior of the circular protective shell, positioning blocks are symmetrically arranged on two sides of the top end of the interface slot, the upper surfaces of the two positioning blocks are parallel to the top surface of the circular protective shell, and the two positioning blocks are clamped with the two clamping blocks.

Furthermore, the lower end of the outer wall of the circular protective shell is provided with an annular breathable area one by one, a plurality of breathable meshes are arranged in the annular breathable area one by one in an equal division manner, a circular bottom cover is arranged at the bottom of the annular breathable area, and a plurality of multi-fold breathable notches are formed in the circular bottom cover.

Furthermore, a lamp hole is formed in the circular bottom cover, the inside of the lamp hole is matched with the warning lamp, and the diameter of the lamp hole is smaller than the diameter of a lamp holder of the warning lamp.

Furthermore, a reset key and a test key are symmetrically arranged on two sides of the lamp hole, and the interiors of the reset key and the test key are respectively and correspondingly connected with the reset switch element and the test switch element.

Furthermore, an arc-shaped connecting piece is arranged on one side, close to the straight-edge arc-shaped fixing plate, of the integrated plate, connecting holes are symmetrically formed in the arc-shaped connecting piece, two fixing holes are correspondingly formed in the lower ends of the two connecting holes, the two fixing holes are located in a plate body on one side, close to the straight edge, of the straight-edge arc-shaped fixing plate, and the two connecting holes are in through connection with the two fixing holes through bolts.

Compared with the prior art, the beneficial effects of the utility model are that:

firstly, sensing data is input and adjusted through a single chip microcomputer integrated element on an integrated board, the smoke concentration detected by a photoelectric sensor is analyzed and processed, an alarm processing chip element is used for converting an alarm signal, the alarm signal is transmitted to relevant departments, a monitoring center and a fire center of a place one by one through the transmission of a wireless transmission chip element to respond in time, and meanwhile, the buzzer is matched with the light of a warning lamp to prompt personnel in the place to escape quickly on site, so that the intelligent degree of the smoke sensor and the alarm diversity are improved well, and the safety of the people is guaranteed well;

secondly, through placing alkaline battery in the battery box, supply power to each components and parts of smoke sensor, realized its function of independent operation to when supplying power, through the accurate control of singlechip integrated component, make the electric quantity of battery by reasonable utilization, better reduction the energy consumption, still avoided the phenomenon of empty discharge to take place simultaneously, prolonged smoke sensor's working life.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

Fig. 1 is a schematic structural view of a circular protective casing of the present invention;

FIG. 2 is a schematic structural view of the circular mounting base of the present invention;

fig. 3 is a schematic structural view of the circular bottom cover of the present invention;

fig. 4 is a schematic diagram of the integrated board structure of the present invention.

In the figure: 1. a circular protective housing; 11. an annular venting zone; 11a, air-permeable meshes; 12. a circular bottom cover; 12a, a multi-fold air-permeable notch; 12b, a reset key; 12c, testing a key; 12d, lamp holes; 13. a partition plate; 14. a straight-edge arc-shaped fixing plate; 14a, a fixing hole; 15. an interface slot; 16. positioning blocks; 2. a circular mounting seat; 22. connecting the bump rings; 23. a clamping block; 24. Mounting holes; 3. an integrated board; 3a, an arc-shaped connecting piece; 3a-1, connecting holes; 31. a power input element; 32. a wireless transmission chip element; 33. a singlechip integrated element; 34. a buzzer element; 35. an alarm processing chip element; 36. a warning light; 37. a photosensor; 38. A reset switching element; 39. testing the switching element; 4. a battery case.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1 and 4 in greater detail, the novel NB independent photoelectric smoke sensor comprises a circular protective shell 1, wherein a straight-side arc-shaped fixing plate 14 is arranged at the middle section of the inner wall of the circular protective shell 1, the outer wall of the arc surface of the straight-side arc-shaped fixing plate 14 is connected with the inner wall of the circular protective shell 1 in a hot melting manner, a partition plate 13 is arranged inside the circular protective shell 1 along a horizontal central axis, and the side wall of the partition plate 13 is parallel to the straight side of the straight-side arc-shaped fixing plate 14; the upper surface of the straight-edge circular arc-shaped fixing plate 14 is connected with an integrated plate 3, one end of the upper surface of the integrated plate 3 is provided with a wireless transmission chip element 32, one end of the wireless transmission chip element 32 is provided with a single chip microcomputer integrated element 33, one side of the single chip microcomputer integrated element 33 is provided with an alarm processing chip element 35, one end of the single chip microcomputer integrated element 33, which is far away from the wireless transmission chip element 32, is provided with a buzzer element 34, one side, which is close to the alarm processing chip element 35, of the buzzer element 34 is provided with a power input element 31, the power input element 31 is connected with a battery box 4 through a lead, and the battery box 4 is arranged in a cavity on one side, which is far; the lower extreme of integrated board 3 passes through the screw fixation and has photoelectric sensor 37, one side of photoelectric sensor 37 is equipped with warning light 36, reset switch element 38 and test switch element 39 respectively, just warning light 36, reset switch element 38 with test switch element 39 all through the wire with the lower surface tin soldering of integrated board 3 is connected.

Please refer to fig. 1 and 2 again, a circular mounting seat 2 is disposed at the top of the circular protective housing 1, a connecting protrusion ring 22 is disposed on the surface of the circular mounting seat 2 close to the circular protective housing 1, two sides of one end of the connecting protrusion ring 22 far from the circular mounting seat 2 are symmetrically provided with a fixture block 23, and a rubber sealing ring 21 is sleeved on the outer periphery of the connecting protrusion ring 22; four mounting holes 24 are uniformly distributed on the shell of the circular mounting base 2 one by one around the circle center, and the mounting holes 24 are positioned in the ring of the connecting bump ring 22; the top end of the interior of the circular protective shell 1 is provided with a connector slot 15, two sides of the top end of the connector slot 15 are symmetrically provided with positioning blocks 16, the upper surfaces of the two positioning blocks 16 are parallel to the top surface of the circular protective shell 1, and the two positioning blocks 16 are clamped with the two clamping blocks 23. In this embodiment, the circular mounting base 2 is fixed to the ceiling or the wall ceiling of the place by passing expansion screws through the four mounting holes 24, then the connector slot 15 on the circular protective housing 1 is connected to the connecting protrusion ring 22 on the circular mounting base 2 in an anastomotic manner, the circular protective housing 1 is rotated after the two positioning blocks 16 are fitted along the gap between the two clamping blocks 23, the lower surfaces of the two positioning blocks 16 are in compressive contact with the upper surfaces of the two clamping blocks 23, and the joint is sealed by the rubber sealing ring 21.

Please refer to fig. 1 and 3 again, the lower end of the outer wall of the circular protective casing 1 is provided with an annular ventilation zone 11 one by one, a plurality of ventilation meshes 11a are arranged in the annular ventilation zone 11 one by one in equal parts, the bottom of the annular ventilation zone 11 is provided with a circular bottom cover 12, and the circular bottom cover 12 is provided with a plurality of multi-fold ventilation slots 12 a. In the present embodiment, the plurality of ventilation meshes 11a in the annular ventilation zone 11 and the plurality of multi-fold ventilation notches 12a on the circular bottom cover 12 allow smoke to penetrate through the housing of the smoke sensor from the outside and extend to the inside of the smoke sensor, thereby facilitating the detection of smoke concentration.

Please refer to fig. 3 and 4, a lamp hole 12d is formed in the circular bottom cover 12, an inner portion of the lamp hole 12d is engaged with the warning lamp 36, and a diameter of the lamp hole 12d is smaller than a lamp holder diameter of the warning lamp 36. In the embodiment, the warning lamp 36 is engaged in the lamp hole 12d, so that the daily observation of people and the flashing reminding during alarming are facilitated.

Referring to fig. 3 and 4 again, a reset key 12b and a test key 12c are symmetrically disposed on two sides of the lamp hole 12d, and the interiors of the reset key 12b and the test key 12c are respectively connected to the reset switch element 38 and the test switch element 39. In this embodiment, the connection between the reset button 12b and the reset switch element 38 can be used to press the reset button 12b to reset during false alarm, thereby eliminating the alarm, and the connection between the test button 12c and the test switch element 39 can be used to facilitate the alarm test of the worker during the routine inspection of the latter during installation.

Referring to fig. 1 and 4 again, an arc-shaped connecting piece 3a is arranged on one side of the integrated board 3 close to the straight-edge arc-shaped fixing plate 14, connecting holes 3a-1 are symmetrically formed in the arc-shaped connecting piece 3a, two fixing holes 14a are correspondingly formed in the lower ends of the two connecting holes 3a-1, the two fixing holes 14a are located on a board body on one side of the straight-edge arc-shaped fixing plate 14 close to the straight edge, and the two connecting holes 3a-1 are connected with the two fixing holes 14a through bolts. In the embodiment, after the two connecting holes 3a-1 on the arc-shaped connecting piece 3a and the two fixing holes 14a on the straight-edge arc-shaped fixing plate 14 are connected by using bolts, the integrated plate 3 is stably installed and is convenient to detach during maintenance.

The utility model discloses a concrete operation as follows:

firstly, fixing a circular mounting seat 2 with a ceiling or a wall top at the top of a place by using expansion screws to penetrate through four mounting holes 24, then enabling an interface groove 15 on the circular protective shell 1 to be matched and connected with a connecting convex block ring 22 on the circular mounting seat 2, enabling two positioning blocks 16 to be matched along a gap between two clamping blocks 23, then rotating the circular protective shell 1, then enabling the lower surfaces of the two positioning blocks 16 to be in extrusion contact with the upper surfaces of the two clamping blocks 23, simultaneously sealing the connection position by using a rubber sealing ring 21, after the circular protective shell is mounted, starting a test switch element 39 by using a test key 12c to carry out an alarm test through the processing of a singlechip integrated element 33, firstly analyzing and processing an alarm triggering signal of a photoelectric sensor 37 by the singlechip integrated element 33 after the alarm test is started, and converting the alarm signal by using an alarm processing chip element 35, the alarm signal is transmitted to relevant departments, a monitoring center and a fire-fighting center of a place one by one through the transmission of the wireless transmission chip element 32, meanwhile, the alarm prompt is carried out on the spot through the sounding of the buzzer element 34 and the light flicker of the warning lamp 36, after the test is finished, the reset key 12b is used for starting the reset switch element 38, the test is stopped, and the working state of the smoke sensor is restored;

when high-concentration smoke is met, the smoke can enter the shell of the smoke sensor from the outside through the plurality of air-permeable meshes 11a in the annular air-permeable area 11 and the plurality of multi-fold air-permeable notches 12a on the circular bottom cover 12, the smoke sensor 37 detects that the smoke concentration exceeds the standard and immediately enters an alarm mode, and the alarm step is the same as the alarm test step.

The above description of the present invention is made in conjunction with the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and the method and the technical solution of the present invention are not substantially improved or directly applied to other occasions without improvement, and are all within the protection scope of the present invention.

Claims

1. A novel NB independent photoelectric smoke sensor comprises a circular protective shell (1) and is characterized in that a straight-side arc-shaped fixing plate (14) is arranged at the middle section of the inner wall of the circular protective shell (1), the outer wall of the arc surface of the straight-side arc-shaped fixing plate (14) is in hot melting connection with the inner wall of the circular protective shell (1), a partition plate (13) is arranged inside the circular protective shell (1) along a horizontal central axis, and the side wall of the partition plate (13) is parallel to the straight side of the straight-side arc-shaped fixing plate (14);

the upper surface of the straight-edge circular arc-shaped fixing plate (14) is connected with an integrated plate (3), one end of the upper surface of the integrated board (3) is provided with a wireless transmission chip element (32), one end of the wireless transmission chip element (32) is provided with a singlechip integrated element (33), an alarm processing chip element (35) is arranged on one side of the singlechip integrated element (33), and a buzzer element (34) is arranged at one end of the singlechip integrated element (33) far away from the wireless transmission chip element (32), a power input element (31) is arranged on one side of the buzzer element (34) close to the alarm processing chip element (35), the power input element (31) is connected with a battery box (4) through a lead, the battery box (4) is arranged in a cavity on one side of the partition plate (13) far away from the straight-edge arc-shaped fixing plate (14);

the lower extreme of integrated board (3) passes through screw fixation and has photoelectric sensor (37), one side of photoelectric sensor (37) is equipped with warning light (36), reset switch element (38) and test switch element (39) respectively, just warning light (36), reset switch element (38) with test switch element (39) all through the wire with the lower surface tin soldering of integrated board (3) is connected.

2. A novel NB standalone photoelectric smoke sensor according to claim 1, wherein the top of the circular protection shell (1) is provided with a circular mounting seat (2), the surface of the circular mounting seat (2) close to the circular protection shell (1) is provided with a connection convex block ring (22), the end of the connection convex block ring (22) far away from the circular mounting seat (2) is provided with two symmetrical fixture blocks (23), and the outer periphery of the connection convex block ring (22) is sleeved with a rubber sealing ring (21).

3. A novel NB freestanding photoelectric smoke sensor as claimed in claim 2, wherein four mounting holes (24) are provided in the housing of the circular mounting base (2) one by one equally around the center of the circle, and a plurality of the mounting holes (24) are located inside the ring of the connection boss ring (22).

4. The novel NB standalone photoelectric smoke sensor according to claim 2, wherein an interface slot (15) is provided at the top end of the interior of the circular protection shell (1), positioning blocks (16) are symmetrically provided at two sides of the top end of the interface slot (15), the upper surfaces of the two positioning blocks (16) are parallel to the top surface of the circular protection shell (1), and the two positioning blocks (16) are clamped with the two clamping blocks (23).

5. A novel NB standalone photoelectric smoke sensor according to claim 4, wherein the lower end of the outer wall of the circular protective shell (1) is provided with an annular ventilation zone (11) one by one, a plurality of ventilation meshes (11a) are provided in the annular ventilation zone (11) one by one in an equal division manner, and the bottom of the annular ventilation zone (11) is provided with a circular bottom cover (12), and the circular bottom cover (12) is provided with a plurality of multi-fold ventilation notches (12 a).

6. A novel NB standalone photoelectric smoke sensor as claimed in claim 5 wherein said circular bottom cover (12) is provided with a lamp hole (12d), the inside of said lamp hole (12d) fits said warning lamp (36), and the diameter of said lamp hole (12d) is smaller than the lamp socket diameter of said warning lamp (36).

7. A novel NB standalone photoelectric smoke sensor as claimed in claim 6 wherein said lamp hole (12d) is bilaterally symmetrical with a reset button (12b) and a test button (12c), the interior of said reset button (12b) and said test button (12c) are respectively connected with said reset switch element (38) and said test switch element (39).

8. The novel NB independent photoelectric smoke sensor as claimed in claim 1, wherein an arc-shaped connecting piece (3a) is arranged on one side of the integration plate (3) close to the straight-edge arc-shaped fixing plate (14), connecting holes (3a-1) are symmetrically formed in the arc-shaped connecting piece (3a), two fixing holes (14a) are correspondingly formed in the lower ends of the two connecting holes (3a-1), the two fixing holes (14a) are located on one side of the straight-edge arc-shaped fixing plate (14) close to the straight edge, and the two connecting holes (3a-1) and the two fixing holes (14a) are in through connection through bolts.