CN210442923U - Wireless flame detector and wireless fire detection system - Google Patents
Wireless flame detector and wireless fire detection system Download PDFInfo
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- CN210442923U CN210442923U CN201922049056.7U CN201922049056U CN210442923U CN 210442923 U CN210442923 U CN 210442923U CN 201922049056 U CN201922049056 U CN 201922049056U CN 210442923 U CN210442923 U CN 210442923U
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Abstract
The utility model discloses a wireless type flame detector and wireless type fire detection system, this detector include casing, flame detection head, lid, sleeve, wireless transmission module and antenna. The housing has at least one open end, and the flame detector is mounted on the housing and is adapted to detect flame information in a sector forward of its mounting location. The cover body covers the opening end, one end of the sleeve is connected to the opening end, the other end of the sleeve is connected with the cover body, and an installation space is defined by the cover body, the shell body and the cover body. The wireless transmission module is installed in the installation space and used for collecting information detected by the flame detector head. The antenna is arranged on the outer wall of the sleeve and used for transmitting the information collected by the wireless transmission module. The utility model discloses reduce the installation degree of difficulty of detector, improve the installation effectiveness of detector, guarantee the normal clear of flame detection when reforming transform or changing, both can reduce the cost of whole change, still avoid extravagant original wired type flame detector.
Description
Technical Field
The utility model relates to a flame detector of flame detection technical field especially relates to a wireless type flame detector, still relates to the wireless type fire detection system who comprises a plurality of this wireless type flame detector.
Background
The flame detector detects the generation of smoke and the emission of heat during the combustion of a substance, and also generates invisible light radiation which is visible or not in the atmosphere. Depending on the light characteristics of the flame, three flame detectors are used: one is an ultraviolet detector sensitive to the shorter wavelength ultraviolet radiation in the flame; the other is an infrared detector sensitive to longer wavelength infrared radiation in the flame; the third is a hybrid ultraviolet/infrared detector that simultaneously detects both shorter wavelength ultraviolet light and longer wavelength infrared light in the flame.
However, the existing flame detectors are all wired detectors, the alarm signals and fault signals of the detectors need to be connected with corresponding controllers to receive signals, and signal transmission depends on signal connecting lines, so that power lines and signal lines need to be arranged in field arrangement and installation, the installation is complex, and the use is inconvenient. In order to solve this problem, the probe may be configured as a wireless type probe, but if the probe is replaced in a large area, the following problems may occur: (1) the flame detection system is used in a stagnation mode, the detection function is lost, and the actual use is influenced; (2) the replacement cost is high, so that most users refuse to replace the linear flame detector and the existing linear flame detector is wasted; (3) the signal wires used by the existing linear flame detector are arranged in a large area, are troublesome to remove and generate waste.
SUMMERY OF THE UTILITY MODEL
For solving current flame detector installation and wiring complicacy, change the technical problem that the detector is with high costs, cause the waste simultaneously, the utility model provides a wireless type flame detector and wireless type fire detection system.
The utility model discloses a following technical scheme realizes: a wireless-type flame detector, comprising:
a housing having at least one open end;
the flame detector is arranged on the shell and used for detecting flame information in a sector in front of the installation position of the flame detector;
a cover body covering the open end;
one end of the sleeve is connected to the opening end, the other end of the sleeve is connected with the cover body, and an installation space is enclosed by the sleeve, the shell and the cover body;
the wireless transmission module is arranged in the installation space and is used for collecting flame information detected by the flame detector; and
and the antenna is arranged on the outer wall of the sleeve and is used for transmitting the information collected by the wireless transmission module.
The utility model forms the installation space for the wireless transmission module to be accommodated by arranging the sleeve between the cover body and the shell body, so that the wireless transmission module can collect the information detected by the flame detecting head and further transmit the information by the antenna in a wireless way, and simultaneously, the sleeve, the wireless transmission module and the antenna can be independently installed on the existing flame detector because the shell body and the cover body can be parts in the detector installed at present, thereby realizing the wireless transmission of the data of the flame detector on one hand, solving the technical problem that the existing linear flame detector is complicated in installation and wiring, improving the installation efficiency of the detector, reducing the installation difficulty and facilitating the installation, and on the other hand, only installing the sleeve, the wireless transmission module and the antenna of the utility model on the original flame detector when replacing the flame detector, the original flame detector is not required to be dismantled, the technical problems that the existing linear flame detector is high in detector replacement cost and causes waste are solved, the flame detection system is prevented from being used in a stagnation mode, the replacement cost is reduced, and the effect of the original flame detector cannot be wasted.
As a further improvement of the above scheme, the opening end is in threaded connection with a sleeve, and the sleeve is in threaded connection with the cover body.
As a further improvement of the scheme, the shell, the cover body and the sleeve are integrally molded.
As a further improvement of the scheme, the sleeve is a metal cylinder and is combined with the shell and the cover body to form a closed signal shielding body.
As a further improvement of the above aspect, the wireless flame detector further includes:
a circuit board fixed in the installation space; the wireless transmission module is integrated on the circuit board.
As a further improvement of the above aspect, the wireless flame detector further includes:
a mounting box disposed in the mounting space; the wireless transmission module is fixed in the mounting box;
a damping device comprising a plurality of springs; the springs are uniformly distributed among the mounting box, the shell and the sleeve; one end of each spring is fixed on the outer wall of the mounting box, and the other end of each spring is fixed on the bottom wall of the shell or the inner wall of the sleeve.
Furthermore, the mounting box is a box body made of aluminum alloy materials and can shield electromagnetic noise signals in the mounting space.
As a further improvement of the above aspect, the wireless flame detector further includes:
the first sealing ring is sleeved at the connecting part of the cover body and the sleeve and seals a connecting gap between the cover body and the sleeve;
the second sealing ring is sleeved at the connecting part of the opening end and the sleeve and seals a connecting gap between the opening end and the sleeve;
wherein, the first sealing ring and the second sealing ring isolate the installation space from the space outside the shell.
As a further improvement of the above aspect, the wireless flame detector further includes:
a heat insulation box provided in the installation space and having a heat insulation space that insulates external heat; the wireless transmission module is fixed in the heat insulation space.
The utility model also provides a wireless fire detection system, which comprises a plurality of wireless flame detectors; the plurality of wireless flame detectors form a wireless fire detection network through corresponding antennas respectively.
Compare in current flame detector, the utility model discloses a wireless type flame detector and wireless type fire detection system, it has following beneficial effect:
1. the wireless flame detector is characterized in that a sleeve is arranged between the shell and the cover body, so that an installation space is enclosed by the sleeve, the shell and the cover body, a wireless transmission module is arranged in the installation space, the wireless transmission module can collect information detected by the flame detection head, and the collected information is further transmitted out through an antenna in a wireless mode. Just so can go out the information transmission that the detecting head detected through the mode of wireless transmission data, can insert wisdom fire platform and realize remote monitoring, when this wireless type flame detector of installation, just need not to arrange the signal line again simultaneously, and then make the installation of detector simpler, can reduce the installation degree of difficulty of detector, make things convenient for the installation of detector, improve the installation effectiveness of detector, it is complicated technical problem to have solved present linear type flame detector installation and wiring.
2. The wireless flame detector can be used on the basis of not damaging the original flame detector, and particularly used when the flame detector needs to be replaced. When need reform transform wired type flame detector into wireless type flame detector, the transformation personnel can set up the sleeve between present flame detector's casing and lid to form an installation space, further can set up newly-increased wireless transmission module in this installation space, and install the antenna on the sleeve, just so realized wireless transmission function through wireless transmission module and antenna, accomplished the transformation of detector. The modification can bring the following effects: (1) when the linear flame detector is reformed, a flame detection system formed by the whole detector cannot be used in a stagnation mode, and can be continuously used for flame detection, so that the normal operation of flame detection is ensured; (2) only a new structure is needed to be added during transformation, and the original flame detector is not needed to be dismantled, so that the cost of overall replacement can be reduced, the waste of the original linear flame detector can be avoided, and the transformation is simpler; (3) the flame detector can be used together with the original linear flame detector, so that the use area of the flame detector can be increased; (4) the existing signal wire wiring does not need to be removed, and the device can be used for detection when the signal wire fails, so that the detection application of the wired flame sensor is facilitated.
3. This wireless type flame detector, it still can set up mounting box and damping device, and wireless transmission module fixes in the mounting box, can guarantee like this that wireless transmission module avoids external influence, and damping device reduces external vibrations through a plurality of springs and transmits to the mounting box to guarantee wireless transmission module safe handling, improve wireless transmission module's life. In addition, the outer wall of the mounting box of the wireless flame detector can be coated with electromagnetic shielding coating, so that external electromagnetic noise signals cannot be transmitted to the mounting box, and normal use of the wireless transmission module is guaranteed.
4. This wireless type flame detector, it still can set up sealing washer one with sealed lid and telescopic joint line, the open end and the telescopic joint line of the sealed casing of sealing washer two, can avoid external dust to enter into the installation space and influence wireless transmission module like this, can also avoid external rainwater to get into to play waterproof effect.
5. This wireless type flame detector, it still can set up thermal-insulated box, and wireless transmission module sets up in thermal-insulated box in order to install to avoid external heat to enter into thermal-insulated space and cause the damage to wireless transmission module, especially flame detector generally is used for surveying the region that produces flame easily, and when this region produces flame, the temperature around the detector can sharply rise, and thermal-insulated box just can guarantee wireless transmission module's service temperature well this moment, guarantees wireless type flame detector's safe handling.
Drawings
Fig. 1 is a perspective view of a wireless flame detector according to embodiment 1 of the present invention;
FIG. 2 is an exploded view of the wireless flame detector of FIG. 1;
fig. 3 is a cross-sectional view of a wireless type flame detector according to embodiment 2 of the present invention;
fig. 4 is a perspective view of a wireless flame detector according to embodiment 3 of the present invention;
fig. 5 is a cross-sectional view of a wireless flame detector according to embodiment 4 of the present invention.
Description of the symbols:
1 case 7 mounting box
2 cover body 8 spring
3 sleeve 9 sealing ring 1
4 installation space 10 sealing ring two
5 antenna 11 heat insulation box
6 heat insulation column of circuit board 12
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
Referring to fig. 1 and 2, the present embodiment provides a wireless flame detector, which includes a housing 1, a flame detector head, a cover 2, a sleeve 3, a wireless transmission module, an antenna 5, and a circuit board 6. This wireless type flame detector generally fixes in positions such as wall, crossbeam, can pass through wireless transmission's mode transmission signal with outside wisdom fire control platform, and wisdom fire control platform can establish wireless connection with a plurality of wireless type flame detectors, carries out remote monitoring to a plurality of wireless type flame detectors simultaneously to demonstrate each flame detector's state.
The housing 1 has at least one open end, in this embodiment both ends of the housing 1 are open ends. The housing 1 may be a housing of an existing flame detector and is a metal housing. The case 1 is a heat-resistant case, which can prevent the case 1 from being damaged by the combustion of substances and protect other components located in the case 1. The surface of the housing 1 may be coated with a heat-resistant coating to reduce the damage of the housing 1 caused by the flame, and of course, the outer wall of the housing 1 may be coated with a corrosion-resistant material to allow the detector to be used in corrosive environments. The housing 1 may also be provided with a mounting structure for fixing with other structures, so that an installer can fix the flame detector at a designated position through the mounting structure. Wherein, mounting structure can adopt with screw complex screw structure, also can adopt joint structure, can also adopt other structures of facilitating the installation. In some special application environments, the shell 1 can be directly connected with the shells of other non-detector devices into a whole, so that the installation and fixation of the detector can be facilitated.
The flame detector is mounted on the housing 1 and is used for detecting flame information in a sector in front of the mounting position of the flame detector, namely detecting material combustion information in a certain range of the sector. The wireless type flame detector of the present embodiment is used for a fire detector responding to the light characteristics of a fire, that is, detecting the light intensity of flame combustion and the flicker frequency of the flame. The flame detector operates in a manner similar to a camera and detects the light characteristics of the flame within a sector in front of the mounting location. In this embodiment, the flame detector head employs a sensor that is capable of responding to the light information of the flame to collect corresponding light information, such as ultraviolet light, infrared light, and ultraviolet/infrared mixed light. When the flame detecting head is specifically installed, the flame detecting head can be fixed by adopting the existing installing mode of the detecting head, and even can be separated from the shell through a cable. When the detector is an ultraviolet detector, the detector can detect ultraviolet rays generated in flame combustion, namely the sensor is selected as an ultraviolet sensor, and the ultraviolet sensor can generate corresponding electric signals by detecting the ultraviolet rays. The sensor may employ a solid substance as a sensing element, such as silicon carbide or aluminum nitrate, or a gas filled tube, such as a geiger-m é el tube, as a sensing element. When the detector is an infrared detector, the detector can detect infrared rays generated in flame combustion, namely, the sensor is an infrared sensor which can generate corresponding electric signals by detecting the infrared rays. The infrared sensor can adopt an aluminum sulfide material as a sensitive element to detect infrared rays with the wavelength of 2.5-3mm, and also can adopt a lead selenide material or an aluminum tantalate material as a sensitive element to detect infrared rays with the wavelength of 4.4-4.6 mm. Of course, in practical applications, the selection of the sensor can be determined according to the light component in the flame generated by the combustion of the substance, that is, when the proportion of certain light is obviously larger than that of other light, the corresponding sensor can be selected as the detection element.
The cover body 2 covers the open end, and can be screwed to the housing 1. That is, a first screw structure is provided on the open end, and a second screw structure is provided on the lid body 2, so that the lid body 2 is connected to the open end by the cooperation of the first screw structure and the second screw structure. The cover body 2 can be a metal cover which is made of the same material as the shell body 1. The cover body 2 can be directly selected from the cover bodies of the existing flame detectors, and is matched with the shell body 1 for combined use. Of course, in other embodiments, there may be other ways of connecting the cover 2 to the housing 1.
It should be noted here that the housing 1, the flame detector head, and the cover 2 may all adopt the corresponding structures of the existing flame detector, that is, the partial structures of the wired flame detector. These structures can be retained and used continuously when the wired flame detector is replaced or modified. The structures described in the following embodiments may be used as a whole with the structures described above, or may be used in combination with existing structures for modification or update.
One end of the sleeve 3 is connected to the opening end, and the other end is connected to the cover body 2, and encloses an installation space 4 with the shell body 1 and the cover body 2. In the present embodiment, the sleeve 3 is screwed to the cover 2, while in other embodiments, the housing 1, the cover 2, and the sleeve 3 are integrally formed. When connecting through the spiro union mode, set up a pair of spiro union subassembly between open end and the sleeve 3, set up a pair of spiro union subassembly between sleeve 3 and the lid 2. For example, one end of the sleeve 3 is provided with a third screw connection structure, which is screwed with the first screw connection structure, while the other end of the sleeve 3 is provided with a fourth screw connection structure, which is screwed with the second screw connection structure. The sleeve 3 is a metal cylinder and is combined with the housing 1 and the cover 2 to form a closed signal shielding body, so that external electromagnetic interference signals are difficult to enter the installation space 4, and devices installed in the installation space 4 are prevented from being interfered. In some embodiments, the housing 1, the cover 2, and the sleeve 3 may also be integrally formed.
When reforming transform current wired flame detector, this embodiment can use on the basis of not destroying original flame detector, especially uses when needing to change flame detector. When the wired flame detector needs to be transformed into a wireless flame detector, a transformation personnel can arrange the sleeve 3 between the shell 1 and the cover body 2 of the current flame detector, so that an installation space is formed. In this way, when other devices are required to be installed into the housing 1, especially when the space in the housing 1 is full, the space between the housing 1 and the cover 2 can be expanded by the sleeve, so as to facilitate the modification of the detector.
The wireless transmission module is installed in the installation space 4 and is used for collecting flame information detected by the flame detector. In the present embodiment, the wireless transmission module may be fixed in the installation space 4 through the wiring board 6, specifically, the wiring board 6 is fixed in the installation space 4, and the wireless transmission module is integrated on the wiring board 6. In some embodiments, the circuit board 6 and the wireless transmission module may be used as a single component, and during installation, the circuit board 6 and the wireless transmission module may be inserted into through holes formed in the circuit board 6 by a plurality of bolts, and further screwed into screw holes formed in the housing 1 or the sleeve 3.
An antenna 5 is mounted on the outer wall of the sleeve 3 and is used to transmit the information collected by the wireless transmission module. The antenna 5 and the wireless transmission module form a wireless transmission mechanism, which can realize the wireless transmission function of data, and the specific transmission mode can be microwave or WiFi. When the antenna 5 is specifically installed, a through hole may be formed in the side wall of the sleeve 3, and the cable of the antenna 5 may be further electrically connected to the wireless transmission module through the through hole. The antenna 5 can amplify the signal transmitted by the wireless transmission module, so that the receiving device at the far end can receive the corresponding signal and further transmit the signal to the intelligent fire fighting platform for display. Like this, the user of service just can go out the information transmission that the detecting head detected through the mode of wireless transmission data, can insert wisdom fire platform and realize remote monitoring, when this wireless type flame detector of installation, just need not to arrange the signal line again simultaneously, and then make the installation of detector simpler, can reduce the installation degree of difficulty of detector, make things convenient for the installation of detector, improve the installation effectiveness of detector, it is complicated technical problem to have solved present linear type flame detector installation and wiring.
Moreover, reconstruction or renewal personnel can set up newly-increased wireless transmission module in installation space to install antenna 5 on sleeve 3, just so realized wireless transmission function through wireless transmission module and antenna 5, accomplished the transformation of detector. The modification can bring the following effects: 1. when the linear flame detector is reformed, a flame detection system formed by the whole detector cannot be used in a stagnation mode, and can be continuously used for flame detection, so that the normal operation of flame detection is ensured; 2. only a new structure is needed to be added during transformation, and the original flame detector is not needed to be dismantled, so that the cost of overall replacement can be reduced, the waste of the original linear flame detector can be avoided, and the transformation is simpler; 3. the flame detector can be used together with the original linear flame detector, so that the use area of the flame detector can be increased; 4. the existing signal wire wiring does not need to be removed, and the device can be used for detection when the signal wire fails, so that the detection application of the wired flame sensor is facilitated.
In some embodiments, the primary functions of the wireless flame detector include:
1, fire detection: the detector can be used for indicating flame in the detection area and sending an alarm signal, and the signal is uploaded to the monitoring platform through NB wireless transmission to realize a remote alarm function.
2, fault feedback: when the detector breaks down and cannot be used, a fault signal can be uploaded through wireless transmission, and related personnel are informed to maintain in time.
3, remote resetting: when the detector gives an alarm, a reset instruction can be remotely sent out through the platform after the false alarm is confirmed or the field processing is finished, the instruction is sent to the detector through NB wireless transmission, the detector is powered off and reset, and the normal monitoring state is recovered.
In summary, the wireless flame detector of the present embodiment has the following advantages compared to the existing linear flame detector:
1. the wireless flame detector is characterized in that a sleeve 3 is arranged between a shell 1 and a cover body 2, so that the sleeve 3, the shell 1 and the cover body 2 enclose an installation space 4, a wireless transmission module is arranged in the installation space 4, the wireless transmission module can collect information detected by a flame detecting head, and the collected information is further transmitted out through an antenna in a wireless mode. Just so can go out the information transmission that the detecting head detected through the mode of wireless transmission data, can insert wisdom fire platform and realize remote monitoring, when this wireless type flame detector of installation, just need not to arrange the signal line again simultaneously, and then make the installation of detector simpler, can reduce the installation degree of difficulty of detector, make things convenient for the installation of detector, improve the installation effectiveness of detector, it is complicated technical problem to have solved present linear type flame detector installation and wiring.
2. The wireless flame detector can be used on the basis of not damaging the original flame detector, and particularly used when the flame detector needs to be replaced. When need reform transform wired type flame detector into wireless type flame detector, reform transform personnel can set up sleeve 3 between present flame detector's casing 1 and lid 2 to form an installation space 4, further can set up newly-increased wireless transmission module in this installation space 4, and install antenna 5 on sleeve 3, just so realized wireless transmission function through wireless transmission module and antenna 5, accomplish the transformation of detector. The modification can bring the following effects: (1) when the linear flame detector is reformed, a flame detection system formed by the whole detector cannot be used in a stagnation mode, and can be continuously used for flame detection, so that the normal operation of flame detection is ensured; (2) only a new structure is needed to be added during transformation, and the original flame detector is not needed to be dismantled, so that the cost of overall replacement can be reduced, the waste of the original linear flame detector can be avoided, and the transformation is simpler; (3) the flame detector can be used together with the original linear flame detector, so that the use area of the flame detector can be increased; (4) the existing signal wire wiring does not need to be removed, and the device can be used for detection when the signal wire fails, so that the detection application of the wired flame sensor is facilitated.
Example 2
Referring to fig. 3, the present embodiment provides a wireless flame detector, which adds a mounting box 7 and a damping device on the basis of embodiment 1. The mounting box 7 is disposed in the mounting space 4, and the wireless transmission module is fixed in the mounting box 7. The damping means comprises a plurality of springs 8 for damping the mounting box 7. The plurality of springs 8 are uniformly arranged between the mounting box 7 and the housing 1 and the sleeve 3. One end of each spring 8 is fixed to the outer wall of the mounting box 7 and the other end is fixed to the bottom wall of the housing 1 or the inner wall of the sleeve 3. Further, in some embodiments, the mounting box 7 is a box made of aluminum alloy and can shield electromagnetic noise signals in the mounting space 4.
Because wireless transmission module fixes in mounting box 7, can guarantee like this that wireless transmission module avoids the external world to influence, and damping device reduces external vibrations through a plurality of springs 8 and transmits to mounting box 7 to guarantee wireless transmission module safe handling, improve wireless transmission module's life. In addition, the outer wall of the mounting box 7 of the wireless flame detector can be coated with electromagnetic shielding coating, so that external electromagnetic noise signals cannot be transmitted to the mounting box 7, and normal use of a wireless transmission module is guaranteed.
Example 3
Referring to fig. 4, the present embodiment provides a wireless flame detector, which adds a first sealing ring 9 and a second sealing ring 10 on the basis of embodiment 1. The first sealing ring 9 is sleeved at the connecting part of the cover body 2 and the sleeve 3 and seals the connecting gap between the cover body 2 and the sleeve 3. And a second sealing ring 10 is sleeved at the connecting part of the opening end and the sleeve 3 and seals the connecting gap between the opening end and the sleeve 3. During specific installation, the first sealing ring 9 and the second sealing ring 10 can be positioned outside the sleeve 3, can be positioned in a connecting gap, and can be positioned inside the sleeve 3. Wherein the first sealing ring 9 and the second sealing ring 10 isolate the installation space 4 from the space outside the housing 1. Like this, sealing washer 9 is with the joint line gap of sealed lid 2 and sleeve 3, and the joint line gap of the open end of the sealed casing 1 of sealing washer two 10 and sleeve 3 can avoid external dust to enter into installation space 4 and influence wireless transmission module like this, can also avoid external rainwater to get into to play waterproof effect.
Example 4
Referring to fig. 5, the present embodiment provides a wireless flame detector, which adds a heat insulation box 11 and a plurality of heat insulation columns 12 on the basis of embodiment 1. The heat insulation box 11 is provided in the installation space 4, and has a heat insulation space that insulates external heat. The heat insulating box 11 may be connected to the sleeve 3 and the housing 1 by a heat insulating column 12, and both the heat insulating box 11 and the heat insulating column 12 have a heat insulating structure. The wireless transmission module is fixed in the heat insulation space. Because the wireless transmission module is arranged in the heat insulation box 11 for installation, the damage to the wireless transmission module caused by the external heat entering into the heat insulation space is avoided, especially, the flame detector is generally used for detecting the area which is easy to generate flame, when the flame is generated in the area, the temperature around the detector can be rapidly raised, and the heat insulation box 22 can well ensure the service temperature of the wireless transmission module at the moment, so that the safe use of the wireless flame detector is ensured.
Example 5
This embodiment provides a wireless type fire detection system including a plurality of wireless type flame detectors, and the wireless type flame detectors are any one of the wireless type flame detectors provided in embodiments 1 to 4. The plurality of wireless flame detectors constitute a wireless fire detection network through the corresponding antennas 5, respectively. Thus, the wireless fire detection network can form a detection space covering multiple areas so as to detect flames of buildings or equipment with large space and wide detection areas. Of course, in some embodiments, the wireless fire detection system may also include an intelligent fire platform. The wisdom fire control platform can show all wireless type flame detector transmission's data to the realization is surveyed the flame early warning of multiposition in this detection space.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A wireless-type flame detector, comprising:
a housing (1) having at least one open end;
the flame detector is arranged on the shell (1) and used for detecting flame information in a sector in front of the installation position of the flame detector;
a lid body (2) that covers the open end;
characterized in that, wireless type flame detector still includes:
one end of the sleeve (3) is connected to the opening end, the other end of the sleeve is connected with the cover body (2), and the sleeve, the shell (1) and the cover body (2) enclose an installation space (4);
the wireless transmission module is arranged in the installation space (4) and is used for collecting flame information detected by the flame detector; and
an antenna (5) mounted on the outer wall of the sleeve (3) and used for transmitting the information collected by the wireless transmission module.
2. A wireless type flame detector according to claim 1, wherein the open end is screw-coupled with the sleeve (3), and the sleeve (3) is screw-coupled with the cover body (2).
3. A wireless type flame detector according to claim 1, wherein the housing (1), the cover (2), and the sleeve (3) are integrally formed.
4. A wireless flame detector according to claim 1, wherein the sleeve (3) is a metal cylinder and is combined with the housing (1) and the cover (2) to form a closed signal shield.
5. The wireless flame detector of claim 1, further comprising:
a circuit board (6) fixed in the mounting space (4); the wireless transmission module is integrated on the circuit board (6).
6. The wireless flame detector of claim 1, further comprising:
a mounting box (7) provided in the mounting space (4); the wireless transmission module is fixed in the mounting box (7);
a damping device comprising a plurality of springs (8); the springs (8) are uniformly distributed among the mounting box (7), the shell (1) and the sleeve (3); one end of each spring (8) is fixed on the outer wall of the mounting box (7), and the other end is fixed on the bottom wall of the shell (1) or the inner wall of the sleeve (3).
7. A wireless type flame detector according to claim 6, wherein the mounting case (7) is a case made of an aluminum alloy material and shields an electromagnetic noise signal in the mounting space (4).
8. The wireless flame detector of claim 1, further comprising:
the sealing ring I (9) is sleeved at the connecting part of the cover body (2) and the sleeve (3) and seals a connecting gap between the cover body (2) and the sleeve (3);
the second sealing ring (10) is sleeved at the connecting part of the opening end and the sleeve (3) and seals a connecting gap between the opening end and the sleeve (3);
the first sealing ring (9) and the second sealing ring (10) isolate the installation space (4) from the space outside the shell (1).
9. The wireless flame detector of claim 1, further comprising:
a heat insulation box (11) which is provided in the installation space (4) and has a heat insulation space that insulates external heat; the wireless transmission module is fixed in the heat insulation space.
10. A wireless type fire detection system, comprising a plurality of wireless type flame detectors according to any one of claims 1 to 9; the plurality of wireless flame detectors form a wireless fire detection network through corresponding antennas (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922049056.7U CN210442923U (en) | 2019-11-22 | 2019-11-22 | Wireless flame detector and wireless fire detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922049056.7U CN210442923U (en) | 2019-11-22 | 2019-11-22 | Wireless flame detector and wireless fire detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210442923U true CN210442923U (en) | 2020-05-01 |
Family
ID=70412344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922049056.7U Active CN210442923U (en) | 2019-11-22 | 2019-11-22 | Wireless flame detector and wireless fire detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210442923U (en) |
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2019
- 2019-11-22 CN CN201922049056.7U patent/CN210442923U/en active Active
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