CN218568191U - Portable remote ultraviolet flame detector function tester - Google Patents
Portable remote ultraviolet flame detector function tester Download PDFInfo
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- CN218568191U CN218568191U CN202222824605.5U CN202222824605U CN218568191U CN 218568191 U CN218568191 U CN 218568191U CN 202222824605 U CN202222824605 U CN 202222824605U CN 218568191 U CN218568191 U CN 218568191U
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Abstract
The utility model relates to a portable remote ultraviolet flame detector function test ware, its technical characterstic is: the handheld shell consists of a light source shell, an end cover, a high-transmittance ultraviolet quartz lens, a battery barrel and a battery cover, wherein the high-transmittance ultraviolet quartz lens is embedded on the inner wall of one side of the end cover, the other side of the end cover is installed with the light source shell together, and a remote ultraviolet light source device is installed in a cavity defined by the light source shell, the end cover and the high-transmittance ultraviolet quartz lens; the other side of the light source shell is connected with the battery barrel, the other side of the battery barrel is installed with the battery cover, a lithium battery power supply circuit is installed in a cavity defined by the battery barrel and the battery cover, and the lithium battery power supply circuit is connected with the remote ultraviolet light source device and supplies power. The utility model discloses strengthen ultraviolet source's radiant intensity, solved the short problem of ultraviolet source analog device testing distance, can extensively be used for debugging and detection after the on-the-spot installation of remote ultraviolet flame detector.
Description
Technical Field
The utility model belongs to the technical field of fire-fighting equipment, especially, portable remote ultraviolet flame detector functional test ware.
Background
The ultraviolet flame detector is used for detecting high-risk fire disasters of metals such as sodium, magnesium and the like, explosives and smokeless liquid, gas and solid such as hydrogen, hydride, ammonia, silane and the like, and has high sensitivity. According to the national fire-fighting facility detection technical regulations and fire-fighting engineering acceptance regulations, the flame detector needs to be debugged and detected after being installed, and the detection of the ultraviolet flame detector has detailed regulations, namely the ultraviolet detector requires a light source with the ultraviolet wavelength less than 280nm to be placed so as to check whether the detector gives an alarm or not.
In the current fire engineering, the ultraviolet flame detector is mostly tested by adopting an oil pan method or a conventional electronic light source detection method in the fire debugging and detection process. Because the oil basin method has fire hazard safety, the application is less and less. The conventional electronic light source method adopts ultraviolet light source simulation equipment to emit an ultraviolet light source to an ultraviolet flame detector to realize a test function, but the flame detector is usually arranged at a higher position, the light source radiation intensity of the conventional ultraviolet light source simulation equipment is limited, so that the detection distance is shorter (generally only reaching 3-4 meters), and a special ascending tool is required for assistance in high-altitude test, so that the conventional ultraviolet light source simulation equipment cannot meet the actual requirement due to the too-short detection distance and the high-altitude test.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a reasonable in design, detection distance are long and convenient to use's portable remote ultraviolet flame detector function test ware.
The utility model provides a current technical problem take following technical scheme to realize:
a portable remote ultraviolet flame detector function tester comprises a handheld shell, wherein the handheld shell is composed of a light source shell, an end cover, a high-transmittance ultraviolet quartz lens, a battery barrel and a battery cover, the high-transmittance ultraviolet quartz lens is embedded on the inner wall of one side of the end cover, the other side of the end cover is installed with the light source shell, and a remote ultraviolet light source device is installed in a cavity defined by the light source shell, the end cover and the high-transmittance ultraviolet quartz lens; the other side of the light source shell is connected with the battery barrel, the other side of the battery barrel is installed with the battery cover, a lithium battery power supply circuit is installed in a cavity defined by the battery barrel and the battery cover, and the lithium battery power supply circuit is connected with the remote ultraviolet light source device and supplies power.
The remote ultraviolet light source device comprises an aluminum light cup, a plurality of ultraviolet light tubes, an ultraviolet light source driving plate and a laser collimating mirror, wherein the ultraviolet light tubes are arranged on the ultraviolet light source driving plate, the bottom of the aluminum light cup is sleeved on the ultraviolet light tubes, a top ring of the aluminum light cup is attached to a high-transmittance ultraviolet quartz lens, the bottom of a light source shell is provided with a positive threaded hole, two negative threaded holes and a collimating mirror mounting hole, the ultraviolet light source driving plate is provided with a positive threaded hole, two negative threaded holes and a collimating mirror through hole which correspond to the positive threaded hole, the two negative threaded holes and the collimating mirror mounting hole, screws are screwed into the ultraviolet light source driving plate and the two negative threaded holes at the bottom of the light source shell so as to mount the ultraviolet light source driving plate and the bottom of the light source shell together, and the positive threaded hole is provided with a screw and connected with a lithium battery power supply circuit; and the laser collimating mirror is arranged in a collimating mirror mounting hole at the bottom of the light source shell.
Further, the ultraviolet light source driving board comprises a laser power supply circuit, a stroboscopic signal generation circuit, a boosting/voltage-stabilized power supply circuit, a stroboscopic driving circuit and a self-excited high-frequency high-voltage generation circuit, the laser power supply circuit is connected with a lithium battery power supply circuit, 6-8.4V direct-current voltage provided by a lithium battery is converted into 5V direct-current voltage and supplies power to a laser collimating mirror, the stroboscopic signal generation circuit is connected with the lithium battery power supply circuit to generate 5-8Hz stroboscopic signals and outputs the stroboscopic signals to the stroboscopic driving circuit, the stroboscopic driving circuit amplifies and outputs the stroboscopic signals to the self-excited high-frequency high-voltage generation circuit, the boosting/voltage-stabilized power supply circuit is connected with the lithium battery power supply circuit, the 6-8.4V direct-current voltage provided by the lithium battery is boosted to 15V direct-current voltage and outputs the direct-current high-frequency high-voltage to the self-excited high-frequency high-voltage generation circuit, and the high-frequency high-voltage generation circuit generates high-frequency voltage under the control of the stroboscopic signals output by the boosting/voltage-stabilized power supply circuit and outputs the high-frequency high-voltage to a plurality of ultraviolet lamp tubes connected in parallel.
Further, the laser power circuit adopts a 78L05 voltage-regulator tube; the stroboscopic signal generating circuit consists of an NE555 time-base circuit chip and a peripheral circuit thereof; the stroboscopic drive circuit consists of an IRFR220N power tube and a peripheral circuit thereof; the boost/stabilized voltage supply circuit is formed by connecting a boost chip XL6009E1 and a peripheral circuit thereof; the self-excited high-frequency high-voltage generating circuit is formed by connecting two D882 power tubes, an EPC-19 high-frequency transformer and peripheral circuits thereof.
Furthermore, the ultraviolet lamp tubes are cold cathode ultraviolet lamp tubes, and the number of the ultraviolet lamp tubes is 3.
Furthermore, the lithium battery power supply circuit comprises two lithium batteries connected in series, a lithium battery protection board, a charging socket and a switch, wherein the two lithium batteries are connected in series to output 6-8.4V direct-current voltage, the lithium batteries are connected with the lithium battery protection board and one end of the switch, the other end of the switch is connected with the charging socket, and the charging socket is connected with a standard 8.4V charger.
Further, the specific installation relationship among the lithium battery power supply circuit, the battery barrel and the battery cover is as follows: the two lithium batteries are serially arranged in the battery barrel, a first elastic thimble and a lithium battery protection plate are sequentially arranged on the inner side of the battery cover, and the lithium battery protection plate is connected with the negative electrode of the lithium battery; the charging socket is arranged on the side wall of the upper end of the battery barrel, one end of the charging socket is connected with the positive electrode of the lithium battery, the other side of the charging socket is connected with the button switch, the other side of the button switch is connected with the second elastic thimble through a steel insulating sheet, the second elastic thimble is connected with the positive threaded hole of the remote ultraviolet light source device, a spring is arranged on the outer side of the button switch, a switch pressing cap is connected to the outer side of the spring, the switch pressing cap is arranged on the side wall of the battery barrel, and steel insulating pieces are arranged around the spring and the switch pressing cap.
Further, the light source shell, the end cover, the battery barrel and the battery cover are all made of aluminum alloy materials subjected to anodic oxidation treatment.
The utility model has the advantages that:
1. the utility model relates to a rationally, it is installed inside hand-held type casing a plurality of negative pole ultraviolet fluorescent tubes, provides high frequency high pressure for it through remote ultraviolet source device to realize the spotlight function through the aluminium light cup, strengthened ultraviolet source's radiant intensity, solved the short problem of current ultraviolet source analog device testing distance, avoided high altitude construction, can extensively be used for debugging and detection after remote ultraviolet flame detector's the field installation.
2. The utility model discloses install remote ultraviolet source device and lithium cell supply circuit inside the hand-held type casing, its compact structure, portable and use can satisfy the needs of different application scene actual detection.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the end cap structure of the present invention;
FIG. 3 is a schematic structural diagram of the front end main body of the present invention;
FIG. 4 is a side view of FIG. 3;
fig. 5 is a schematic view of the battery case structure of the present invention;
fig. 6 is a schematic view of a battery cover structure of the present invention;
fig. 7a is a detection circuit diagram (first part) of the present invention;
fig. 7b is a detection circuit diagram (second part) of the present invention;
in FIG. 1, 1-aluminum light cup, 2-end cap, 3-ultraviolet lamp tube, 4-light source shell, 5-laser collimator, 6-switch press cap, 7-spring, 8-stainless steel insulator, 9-battery cylinder, 10-lithium battery, 11-battery cover, 12-lithium battery protection plate, 13-first elastic thimble, 14-battery anode, 15-charging socket, 16-button switch, 17-second elastic thimble, 18-stainless steel insulating sheet, 19-ultraviolet light source driving board, 20-aluminum light cup top ring, 21-silica gel ring, 22-JGS1 quartz lens, 23-collimating mirror mounting hole, 24-negative threaded hole and 25-positive threaded hole;
a1-a battery protection board, A2-a laser power supply circuit, A3-a stroboscopic signal generation circuit, A4-a boosting/voltage stabilizing power supply circuit, A5-a stroboscopic driving circuit and A6-a self-excitation type high-frequency high-voltage generation circuit.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings.
A portable remote ultraviolet flame detector function tester is shown in figures 1 and 6 and comprises a handheld shell body formed by a light source shell body 4, an end cover 2, a JGS1 quartz lens 22, a battery barrel body 9 and a battery cover 11, wherein the JGS1 quartz lens (high-transmittance ultraviolet quartz lens) is embedded on the inner wall of one side of the end cover and sealed through a silica gel ring 21, the other side of the end cover is installed with the light source shell body, and a remote ultraviolet light source device is installed in a cavity formed by the light source shell body, the end cover and the JGS1 quartz lens in an enclosing mode. The other side of the light source shell is connected with the battery barrel, the other side of the battery barrel is installed with the battery cover, a lithium battery power supply circuit is installed in a cavity defined by the battery barrel and the battery cover, and the lithium battery power supply circuit is connected with the remote ultraviolet light source device and supplies power.
In this embodiment, the light source housing, the end cap, the battery barrel, and the battery cover are all made of an aluminum alloy housing subjected to anodic oxidation treatment.
The remote ultraviolet light source device comprises an aluminum light cup 1, a plurality of ultraviolet light tubes 3, an ultraviolet light source driving board 19 and a laser collimator 5, wherein the ultraviolet light tubes are arranged on the ultraviolet light source driving board, the bottom of the aluminum light cup is sleeved on the ultraviolet light tubes, a top ring 20 of the aluminum light cup is attached to a JGS1 quartz lens, and the aluminum light cup plays a role in light condensation. The bottom of the light source shell is provided with an anode threaded hole 25, two cathode threaded holes 24 and a collimating mirror mounting hole 23, the ultraviolet light source drive plate is provided with an anode threaded hole 25, two cathode threaded holes 24 and a collimating mirror mounting hole 23, the anode threaded hole, the cathode threaded hole and a collimating mirror through hole correspond to the anode threaded hole 25, the two cathode threaded holes 24 and the collimating mirror mounting hole 23, screws are screwed into the ultraviolet light source drive plate and the two cathode threaded holes at the bottom of the light source shell so as to mount the ultraviolet light source drive plate and the bottom of the light source shell together, and the anode threaded hole is provided with a screw and connected with a lithium battery power supply circuit. The laser collimating lens is arranged in the collimating lens mounting hole at the bottom of the light source shell and is connected with the lithium battery power supply circuit, and the laser collimating lens irradiates the front end through the collimating lens through hole in the ultraviolet light source driving plate, so that the function of aiming prompt is achieved.
In this embodiment, the UV lamp employs 3 cold cathode UV lamps as the UV radiation source, and the wavelength of the UV radiation source is 254nm. Two lithium batteries 10 connected in series are arranged in the battery barrel, a first elastic thimble 13 and a lithium battery protection plate 12 are sequentially arranged on the inner side of the battery cover 11, and the lithium battery protection plate is connected with the negative electrode of the lithium battery. The side wall of the upper end of the battery barrel is provided with a charging socket 15, one end of the charging socket is connected with the anode 14 of the lithium battery, the other side of the charging socket is connected with a button switch 16, the other side of the button switch is connected with a second elastic thimble 17 through a steel insulating sheet 18, the second elastic thimble is connected with an anode threaded hole 25 with an insulating sleeve, and the anode threaded hole is connected with the anode of the ultraviolet light source driving plate through a screw. A spring 7 is installed on the outer side of the button switch, a switch pressing cap 6 is connected to the outer side of the spring, the switch pressing cap is installed on the side wall of the battery barrel, steel insulating pieces 8 are installed on the periphery of the spring and the switch pressing cap, and the switch function of power supply is achieved through pressing operation of the switch pressing cap.
In this embodiment, the lithium battery is A2-section loose 18650 lithium battery, the power is supplied in series, the battery voltage is 7.4V, the battery capacity is 3200mAh, and the battery protection board is 18A2SA-16 of shenzhen anshun power supply limited company, so as to prevent the battery from being overcharged and overdischarged and protect the battery.
As shown in fig. 7a and 7b, the ultraviolet light source driving board includes a laser power circuit A2, a strobe signal generating circuit A3, a boosting/voltage stabilizing power circuit A4, a strobe driving circuit A5 and a self-excited high-frequency high-voltage generating circuit A6, a lithium battery in the battery cylinder is connected with a battery protection board A1, one contact of a switch K1 and a charging socket, and the charging socket can be connected with a standard 8.4V charger to charge the lithium battery; the other contact of the switch K1 is connected with a laser power supply circuit A2 and a stroboscopic signal generating circuit A3, the laser power supply circuit adopts a 78L05 voltage-stabilizing tube, can convert 6-8.4V direct-current voltage provided by a lithium battery into 5V direct-current voltage and supplies power for a laser collimating mirror, the stroboscopic signal generating circuit consists of an NE555 time-base circuit chip and a peripheral circuit thereof, can generate 5-8Hz stroboscopic signals and output to a stroboscopic driving circuit, the stroboscopic driving circuit consists of an IRFR220N power tube and a peripheral circuit thereof, and can amplify and output the stroboscopic signals to a self-excitation type high-frequency high-voltage generating circuit. The boost/stabilized voltage supply circuit is formed by connecting a boost chip XL6009E1 and peripheral circuits thereof, can boost an input 6-8.4V direct-current voltage to a 15V direct-current voltage, and outputs the 15V direct-current voltage to the self-excitation type high-frequency high-voltage generating circuit. The self-excited high-frequency high-voltage generating circuit is formed by connecting two D882 power tubes, an EPC-19 high-frequency transformer and peripheral circuits thereof, the 15V direct-current voltage output by the boosting/voltage stabilizing power circuit is controlled by a stroboscopic signal output by the stroboscopic driving circuit through the double-tube self-excited oscillation function, the high-frequency voltage is output by the EPC-19 high-frequency transformer, and the high-frequency voltage is loaded on three cold cathode ultraviolet lamp tubes which are connected in parallel to provide high-frequency voltage for the three cold cathode ultraviolet lamp tubes.
The utility model discloses through the witnessed inspections: will the utility model discloses apart from the 8 m transmission of ultraviolet flame detector, ultraviolet flame detector reports to the police corresponding time and is no longer than 15s, will the utility model discloses apart from the 10 m transmission of ultraviolet flame detector, ultraviolet flame detector reports to the police corresponding time and is no longer than 20s. The detection distance is far higher than the existing distance of 3 meters, and the method can be widely applied to debugging and detection of ultraviolet flame detectors in various application scenes.
It should be emphasized that the embodiments described herein are illustrative and not restrictive, and thus the present invention includes but is not limited to the embodiments described in the detailed description, as well as other embodiments derived from the technical solutions of the present invention by those skilled in the art, which also belong to the scope of the present invention.
Claims (8)
1. The utility model provides a portable remote ultraviolet flame detector function test ware, includes hand-held type casing, its characterized in that: the handheld shell consists of a light source shell, an end cover, a high-transmittance ultraviolet quartz lens, a battery barrel and a battery cover, wherein the high-transmittance ultraviolet quartz lens is embedded on the inner wall of one side of the end cover, the other side of the end cover is installed with the light source shell together, and a remote ultraviolet light source device is installed in a cavity defined by the light source shell, the end cover and the high-transmittance ultraviolet quartz lens; the other side of the light source shell is connected with the battery barrel, the other side of the battery barrel is installed with the battery cover, a lithium battery power supply circuit is installed in a cavity defined by the battery barrel and the battery cover, and the lithium battery power supply circuit is connected with the remote ultraviolet light source device and supplies power.
2. The portable remote ultraviolet flame detector functionality tester as claimed in claim 1, wherein: the remote ultraviolet light source device comprises an aluminum light cup, a plurality of ultraviolet light tubes, an ultraviolet light source driving plate and a laser collimating mirror, wherein the ultraviolet light tubes are arranged on the ultraviolet light source driving plate, the bottom of the aluminum light cup is sleeved on the ultraviolet light tubes, a top ring of the aluminum light cup is attached to a high ultraviolet-transmitting quartz lens, the bottom of a light source shell is provided with a positive threaded hole, two negative threaded holes and a collimating mirror mounting hole, the ultraviolet light source driving plate is provided with a positive threaded hole, two negative threaded holes and a collimating mirror through hole which correspond to the positive threaded hole, the two negative threaded holes and the collimating mirror mounting hole, screws are screwed into the ultraviolet light source driving plate and the two negative threaded holes at the bottom of the light source shell so as to mount the ultraviolet light source driving plate and the bottom of the light source shell together, and the positive threaded holes are provided with screws and connected with a lithium battery power supply circuit; the laser collimating lens is arranged in a collimating lens mounting hole at the bottom of the light source shell.
3. The portable remote ultraviolet flame detector functionality tester as claimed in claim 2, wherein: the ultraviolet light source driving board comprises a laser power supply circuit, a stroboscopic signal generation circuit, a boosting/stabilized voltage supply circuit, a stroboscopic driving circuit and a self-excited high-frequency high-voltage generation circuit, wherein the laser power supply circuit is connected with a lithium battery power supply circuit, 6-8.4V direct-current voltage provided by a lithium battery is converted into 5V direct-current voltage and supplies power to a laser collimating mirror, the stroboscopic signal generation circuit is connected with the lithium battery power supply circuit, 5-8Hz stroboscopic signals are generated and output to the stroboscopic driving circuit, the stroboscopic driving circuit amplifies the stroboscopic signals and outputs the stroboscopic signals to the self-excited high-frequency high-voltage generation circuit, the boosting/stabilized voltage supply circuit is connected with the lithium battery power supply circuit, the 6-8.4V direct-current voltage provided by the lithium battery is boosted to 15V direct-current voltage and outputs the 15V direct-current voltage to the self-excited high-frequency high-voltage generation circuit, and the self-excited high-frequency high-voltage generation circuit generates high-frequency voltage under the control of the stroboscopic signals output by the 15V direct-current driving circuit and outputs the high-frequency high-voltage to a plurality of ultraviolet light tubes connected in parallel.
4. The portable remote ultraviolet flame detector functionality tester as recited in claim 3, wherein: the laser power circuit adopts a 78L05 voltage-stabilizing tube; the stroboscopic signal generating circuit consists of an NE555 time-base circuit chip and a peripheral circuit thereof; the stroboscopic drive circuit consists of an IRFR220N power tube and a peripheral circuit thereof; the boost/stabilized voltage supply circuit is formed by connecting a boost chip XL6009E1 and a peripheral circuit thereof; the self-excited high-frequency high-voltage generating circuit is formed by connecting two D882 power tubes, an EPC-19 high-frequency transformer and a peripheral circuit thereof.
5. The portable remote ultraviolet flame detector functionality tester as claimed in claim 3, wherein: the ultraviolet lamp tubes are cold cathode ultraviolet lamp tubes, and the number of the ultraviolet lamp tubes is 3.
6. The portable remote ultraviolet flame detector functionality tester as claimed in claim 1, wherein: the lithium battery power supply circuit comprises two lithium batteries connected in series, a lithium battery protection board, a charging socket and a switch, wherein the two lithium batteries are connected in series to output 6-8.4V direct-current voltage, the lithium batteries are connected with the lithium battery protection board and one end of the switch, the other side of the switch is connected with the charging socket, and the charging socket is connected with a standard 8.4V charger.
7. The portable remote ultraviolet flame detector functionality tester as claimed in any one of claims 1 to 6, wherein: the specific installation relationship among the lithium battery power supply circuit, the battery barrel and the battery cover is as follows: the two lithium batteries are serially arranged in the battery barrel, a first elastic thimble and a lithium battery protection plate are sequentially arranged on the inner side of the battery cover, and the lithium battery protection plate is connected with the negative electrode of the lithium battery; the charging socket is arranged on the side wall of the upper end of the battery barrel, one end of the charging socket is connected with the positive electrode of the lithium battery, the other side of the charging socket is connected with the button switch, the other side of the button switch is connected with the second elastic thimble through a steel insulating sheet, the second elastic thimble is connected with the positive threaded hole of the remote ultraviolet light source device, the spring is arranged on the outer side of the button switch, the switch pressing cap is connected to the outer side of the spring, the switch pressing cap is arranged on the side wall of the battery barrel, and steel insulating pieces are arranged around the spring and the switch pressing cap.
8. A portable remote ultraviolet flame detector functionality tester as claimed in any one of claims 1 to 6, wherein: the light source shell, the end cover, the battery barrel and the battery cover are all made of aluminum alloy materials subjected to anodic oxidation treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222824605.5U CN218568191U (en) | 2022-10-26 | 2022-10-26 | Portable remote ultraviolet flame detector function tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222824605.5U CN218568191U (en) | 2022-10-26 | 2022-10-26 | Portable remote ultraviolet flame detector function tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218568191U true CN218568191U (en) | 2023-03-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222824605.5U Active CN218568191U (en) | 2022-10-26 | 2022-10-26 | Portable remote ultraviolet flame detector function tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218568191U (en) |
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2022
- 2022-10-26 CN CN202222824605.5U patent/CN218568191U/en active Active
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