CN211653811U

CN211653811U - Spark detection alarm device

Info

Publication number: CN211653811U
Application number: CN201921598540.9U
Authority: CN
Inventors: 罗淑梅; 生亮田
Original assignee: Weixuanda Textile Technology Foshan Co ltd
Current assignee: Weixuanda Textile Technology Foshan Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-10-09
Anticipated expiration: 2029-09-19

Abstract

The utility model relates to an alarm detection technical field, in particular to spark detection alarm device is applicable to weaving blowing comb and parallel cotton fibers prior to spinning and then filters dirt unit, and it includes shell, adsorber, circuit board, silicon photocell, cassette and pilot lamp, the adsorber install in the shell for adsorb in the tuber pipe plane, the circuit board is located the shell inside and with silicon photocell's output is connected, the cassette is fixed in silicon photocell's collection end front end, the pilot lamp is installed in the shell, the utility model discloses there are very high spark detection sensitivity and output responsiveness, can in time catch the spark, stop negative-pressure air fan and filter dirt unit operation and acousto-optic warning or water spray and extinguish and discharge the raw materials that catches fire, remind the workman in time to handle the fire alarm incident.

Description

Spark detection alarm device

Technical Field

The utility model relates to an alarm detection technical field, in particular to spark detection alarm device is applicable to weaving blowing comb and parallel cotton fibers prior to spinning and dirt filtering unit.

Background

The blowing comb and parallel cotton fibers prior to spinning process raw materials of spinning mill are carried through pipeline fan production negative pressure, because the processing is opened to the raw materials to the more hired roughneck of opening of raw materials inflammability and equipment, when taking place that raw materials winding hired roughneck produces the scheduling problem of blockking, easily because hired roughneck's tearing and rotating parts block up the friction and produce a large amount of heats, the hired roughneck also can grab metal object when grabbing cotton in addition and produce the spark, thereby arouse the fire alarm, in addition because be negative pressure pipeline transport raw materials, the spark is very easily spread to different equipment and inhale the miscellaneous air conditioner dust filter unit that falls, thereby cause the conflagration of great area, bring serious influence and loss for production.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a spark detection alarm device, including shell, adsorber, circuit board, silicon photocell, cassette and pilot lamp, the adsorber install in the shell for adsorb in the tuber pipe plane, the circuit board is located the shell inside and with silicon photocell's output is connected, the cassette is fixed in silicon photocell's collection end front end, the pilot lamp is installed in the shell.

Preferably, the shell consists of a bottom box and a surface cover plate, and the bottom box and the surface cover plate are fixed through screws.

Preferably, the bottom box is provided with a copper seat, and the filter disc is arranged inside the copper seat.

Preferably, the sealing film is installed to copper seat outside drain pan face, the sealing film periphery is fixed with the adsorber, the adsorber comprises four neodymium iron boron magnetic steel, neodymium iron boron magnetic steel equipartition and sealing film periphery.

Preferably, waterproof connectors are arranged on two side faces of the width of the bottom box and used for allowing a circuit board power supply cable and a circuit output cable to penetrate through.

Preferably, the indicator light is mounted on one longitudinal side of the bottom case and electrically connected with the circuit board.

Preferably, a resilience type rotary key switch is installed on one side surface of the lengthwise length of the bottom box and used for self-checking test.

Preferably, the filter sheet can transmit infrared light with a wavelength of 850-1100nm, does not transmit infrared light with a wavelength of 400-680nm, and has an infrared light detection range of 700-1100nm and a maximum sensitivity detection wavelength of 960 nm.

Preferably, the circuit module on the circuit board is composed of an alternating current 220V input circuit, a transformer and its protection circuit, a rectification voltage stabilizing circuit, a signal detection, amplification and comparison processing circuit using a silicon photocell as a core detection element, an infrared light self-detection circuit capable of emitting analog sparks, and an alarm and control signal input and output circuit, wherein the silicon photocell is connected with the control signal input circuit.

Preferably, the bottom box is riveted with a metal sheet.

The above technical scheme of the utility model has following profitable technological effect:

the utility model discloses there are very high spark detection sensitivity and output responsiveness, can in time catch the spark, stop negative-pressure air fan and dust filter unit operation and acousto-optic warning or water spray and extinguish and discharge the raw materials that catches fire, remind the workman in time to handle the fire alarm incident.

Drawings

Fig. 1 is a schematic view of a viewing angle structure of the present invention;

fig. 2 is a schematic view of a viewing angle structure of the present invention;

fig. 3 is a third schematic view of the structure of a viewing angle of the present invention;

FIG. 4 is a schematic view of a view angle structure of the present invention

Fig. 5 is a schematic view of a viewing angle structure of the present invention;

reference numerals:

1. a housing; 2. neodymium iron boron magnetic steel; 3. a filter disc; 4. a copper base; 5. a silicon photocell; 6. a circuit board; 7. an indicator light; 71. an alarm indicator light; 72. an operation indicator light; 8. a resilient rotary key switch; 9. a bottom case; 10. a face cover plate; 11. sealing the rubber sheet; 12. a waterproof joint; 13. a metal sheet; 14. a reset button.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 1-5, the utility model provides a spark detection alarm device, including shell 1, adsorber, circuit board 6, silicon photocell 5, cassette 3 and pilot lamp 7, the adsorber install in shell 1 for adsorb in the tuber pipe plane, circuit board 6 is located 1 inside of shell and with silicon photocell 5's output is connected, cassette 3 is fixed in silicon photocell 5's collection end front end, pilot lamp 7 is installed in shell 1.

In one embodiment, as shown in fig. 5, the housing 1 is composed of a bottom case 9 and a front cover plate 10, and the bottom case 9 and the front cover plate 10 are fixed by screws.

In one embodiment, the bottom case 9 is provided with a copper seat 4, and the filter 3 is arranged inside the copper seat 4.

In a specific embodiment, an engaging region may be provided in the copper base to engage the filter 3 in the copper base 4.

A round hole with the diameter of 20-22mm is arranged in the middle of the bottom box 9, and a copper seat 4 is arranged.

In one embodiment, a sealing rubber sheet 11 is installed on the outer side of the bottom shell of the copper seat 4, the adsorber is fixed on the periphery of the sealing rubber sheet 11, the adsorber is composed of four neodymium iron boron magnetic steels 2, the neodymium iron boron magnetic steels 2 are uniformly distributed on the periphery of the sealing rubber sheet, the four neodymium iron boron magnetic steels 2 are adsorbed on the plane of the air pipe, and the sealing sheet 11 is annular or special-shaped.

In one embodiment, waterproof connectors 12 are mounted on both sides of the width of the bottom case 9, and are used for allowing power supply cables and circuit output cables to pass through the circuit board 6.

In the specific implementation process, holes are formed in two sides of the width of the bottom case 9, for example, the diameter of each hole is 22mm, and the waterproof joints 12 are assembled, so that the waterproof joints 12 can be connected with the inside and the outside of the bottom case 9.

In one embodiment, the indicator light 7 is mounted on one longitudinal side of the bottom case 9 and electrically connected to the circuit board 6.

In a specific implementation, the indicator lights 7 include an alarm indicator light 71 and an operation indicator light 72.

In one embodiment, a resilient rotary key switch 8 is mounted on one longitudinal side of the bottom case 9 for self-test. The side of the bottom box 9 is also provided with a reset button 14 which is matched with the rebound type rotary key switch 8 for use.

In one embodiment, the filter 3 can transmit infrared light with a wavelength of 850-.

It should be noted that, during the actual test, the near infrared transition wavelength partially visible to the naked eye is 680nm to 800nm partially transmitted (about 40% transmittance).

In one embodiment, the circuit module on the circuit board 6 is composed of an alternating current 220V input circuit, a transformer and its protection circuit, a rectification voltage stabilizing circuit, a signal detection, amplification and comparison processing circuit using a silicon photocell as a core detection element, an infrared light self-detection circuit capable of emitting simulated sparks, and an alarm and control signal input and output circuit, wherein the silicon photocell 5 is connected with the control signal input circuit, and the rebound rotary key switch 8 is connected with the infrared light self-detection circuit capable of emitting simulated sparks.

In one embodiment, the bottom case 9 is riveted with a metal sheet 13, and the metal sheet 13 can be engraved, projected, sprayed, etc.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a spark detection alarm device, its characterized in that, includes shell (1), adsorber, circuit board (6), silicon photocell (5), cassette (3) and pilot lamp (7), the adsorber install in shell (1) for adsorb in the tuber pipe plane, circuit board (6) are located shell (1) inside and with the output of silicon photocell (5) is connected, cassette (3) are fixed in the collection end front end of silicon photocell (5), pilot lamp (7) are installed in shell (1).

2. A spark detection alarm device as claimed in claim 1, wherein: the shell (1) is composed of a bottom box (9) and a surface cover plate (10), and the bottom box (9) and the surface cover plate (10) are fixed through screws.

3. A spark detection alarm device as claimed in claim 2, wherein: the bottom box (9) is provided with a copper seat (4), and the filter disc (3) is arranged inside the copper seat (4).

4. A spark detection alarm device according to claim 3, wherein: sealing film (11) are installed to copper seat (4) outside drain pan face, sealing film (11) periphery is fixed with the adsorber, the adsorber comprises four neodymium iron boron magnetic steel (2), neodymium iron boron magnetic steel (2) equipartition and sealing film periphery.

5. A spark detection alarm device as claimed in claim 2, wherein: waterproof connectors (12) are mounted on two width side faces of the bottom box (9) and used for enabling a power supply cable and a circuit output cable of the circuit board (6) to penetrate through.

6. A spark detection alarm device as claimed in claim 2, wherein: the indicator light (7) is arranged on one longitudinal side surface of the bottom box (9) and is electrically connected with the circuit board (6).

7. A spark detection alarm device as claimed in claim 2, wherein: and a rebound type rotary key switch (8) is arranged on one longitudinal side surface of the bottom box (9) and used for self-checking test.

8. A spark detection alarm device as claimed in claim 1, wherein: the filter (3) can transmit infrared light with the wavelength of 850-1100nm, the filter does not transmit infrared light with the wavelength of 400-680nm, the detection range of the infrared light of the silicon photocell (5) is 700-1100nm, and the detection wavelength of the maximum sensitivity is 960 nm.

9. A spark detection alarm device as claimed in claim 1, wherein: the circuit module on the circuit board (6) is composed of an alternating current 220V input circuit, a transformer and a protection circuit thereof, a rectification voltage stabilizing circuit, a signal detection, amplification and comparison processing circuit which takes a silicon photocell as a core detection element, an infrared light self-detection circuit which can emit simulated sparks and an alarm and control signal input and output circuit, wherein the silicon photocell (5) is connected with the control signal input circuit.

10. A spark detection alarm device as claimed in claim 2, wherein: the bottom box (9) is riveted with a metal sheet (13).