CN210834838U - Gas analysis device of security device - Google Patents
Gas analysis device of security device Download PDFInfo
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- CN210834838U CN210834838U CN201921599856.XU CN201921599856U CN210834838U CN 210834838 U CN210834838 U CN 210834838U CN 201921599856 U CN201921599856 U CN 201921599856U CN 210834838 U CN210834838 U CN 210834838U
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- filter screen
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- monitoring
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Abstract
The utility model discloses a gas analysis device of a security device, which comprises a device body, a monitoring part and a detection part, wherein the monitoring part is provided with a monitoring camera, and the detection part comprises a control module, a plurality of gas monitoring probes, a gas analyzer and a bidirectional scavenger fan which are arranged inside a shell; the bidirectional ventilator is provided with a through hole corresponding to the shell where the bidirectional ventilator is arranged, and a gas collecting device is connected outside the through hole; the gas collecting device comprises a first pipe body, a second pipe body, a third pipe body and a fourth pipe body which are detachably connected; a first filter screen is arranged in the second pipe body; the fourth tube body is provided with a deformed tube body and a collecting head, and a plurality of vent holes are uniformly distributed in the collecting head; the tail end of the device body is also provided with a filter screen rear cover; the device can accurately monitor the quality of air in the environment, and can timely send out warning and alarm when abnormal gas is found, so that personnel in the area can be reminded to pay attention to safety or evacuate.
Description
Technical Field
The utility model relates to security protection device technical field, concretely relates to security protection device's gas analysis device.
Background
The security monitoring system is an independent and complete system which is formed by transmitting video signals in a closed loop by using optical fibers, coaxial cables or microwaves, and shooting, image display and recording. The system can reflect the monitored object in real time, vividly and truly, not only greatly prolongs the observation distance of human eyes, but also enlarges the functions of the human eyes, can replace manpower to carry out long-time monitoring in severe environment, enables people to see all the actual conditions of the monitored site, and records the actual conditions through a video recorder. However, the existing security monitoring device can only record videos, has single function and cannot monitor combustible gas, toxic gas and fire; especially in chemical production enterprises or places for underground operation, the gas safety is very important.
For example, in 2016, a Chinese utility model (publication No. CN205212966U) discloses a safety monitoring device for chemical production, which comprises a protective cover, a shell, a camera, a base, a dangerous gas detection probe, an audible and visual alarm and a fire-fighting lance; the camera and the hazardous gas detection probe are jointly arranged in the shell, the shell is arranged on the base, the protective cover is arranged at the top of the shell, and the audible and visual alarm is arranged on the protective cover; the monitoring device also comprises a central control system and a singlechip. The utility model discloses a monitoring mechanism that hazardous gas test probe and camera constitute jointly strengthens the timeliness and the accuracy that control, prevention hazardous gas revealed. However, the gas detection probe is relatively fixed in position, so that gas near the monitoring device cannot be flexibly detected, and the probe is arranged in the shell and cannot be in direct contact with the gas quickly, so that the detection precision and sensitivity are affected.
In addition, in a mine or a production workshop, the mobility of air is poor, when dangerous gas leaks, gas diffusion is slow, when the probe monitors the dangerous gas, the concentration is high, the time for disposal is short, and the dangerous gas cannot be found in time in the initial stage.
Disclosure of Invention
The utility model aims at providing a gas analysis device of security protection device to the problem that prior art exists.
In order to achieve the above object, the utility model adopts the following technical scheme:
a gas analysis device of a security device comprises a device body, wherein the device body is provided with a monitoring part and a detection part, the monitoring part is provided with a monitoring camera, and the detection part comprises a control module, a plurality of gas monitoring probes, a gas analyzer and a bidirectional ventilator which are arranged in a shell; the bidirectional ventilator is provided with a through hole corresponding to the shell where the bidirectional ventilator is arranged, and a gas collecting device is connected outside the through hole; the gas collecting device sequentially comprises a first pipe body, a second pipe body, a third pipe body and a fourth pipe body which are detachably connected from top to bottom; a first filter screen is arranged in the second pipe body; the third pipe body is in a truncated cone shape and is in transitional connection with the fourth pipe body; the fourth tube body is provided with a deformed tube body and a collecting head, and a plurality of vent holes are uniformly distributed in the collecting head; the tail end of the device body is also provided with a filter screen rear cover.
The gas analysis device of the security device pumps air of an external environment into the detection part through the acquisition device for analysis and detection, monitors the quality of the air in the external environment, and sends out warning and alarm in time when finding out combustible gas and toxic gas to remind personnel in the area to pay attention to safety or evacuate; the monitoring camera can monitor personnel conditions in the area.
Two-way scavenger fan can inhale the test section with the air of great within range and carry out the analysis and detection, and the gas of concentrating relatively is favorable to the weak harmful gas of the timely discovery of gas monitoring probe and gas analysis appearance (combustible gas and toxic gas), just can remind personnel to notice at the beginning of gas leakage to and whether detect in time and have gas to reveal, will danger suppression just discover after avoiding revealing by a large scale at the initial stage.
The bidirectional ventilator can improve the flowing speed of air, can effectively absorb the air in the environment in a windless environment, and improves the detection effect.
First filter screen can filter the solid impurity or the dust in the air, avoids solid impurity to get into the detection portion, causes adverse effect to gas monitoring probe, gas analysis appearance and the control module that the required precision is high, reduces its precision and the sensitivity that detects.
The filter screen rear cover is matched with the bidirectional ventilator and the collecting device to form a gas flow channel, so that the gas monitoring probe and the gas analyzer can capture harmful gas in flowing air all the time; meanwhile, the air filter can also play a role in filtering, so that the air behind is prevented from directly entering the detection part.
Adopt the distortion that the body can realize arbitrary direction of warping to can extend and contract, with the gaseous collection under the adaptation different environment, avoid only collecting near the gas of security protection device.
Furthermore, a connecting flange is arranged at one end, close to the bidirectional ventilator, of the first pipe body, and the connecting flange is in screwed connection with the lower portion of the device body; the first pipe is arranged obliquely relative to the device body.
By adopting the structure, the interference of the acquisition device with the steering column, the fixed bracket and the like in the movement process of the device body is avoided; the form of the connecting flange is convenient for installation and disassembly.
Further, the detachable connection is a screw connection, and the second pipe body is a stepped pipe and is provided with a protruding part and a groove part; the outer circumference of the protruding part is provided with an external thread, and the inner circumference of the groove part is provided with an internal thread; the first filter screen is fixed on the inner circumferential surface of the second pipe body. The detachable second body is convenient to replace the first filter screen.
The screw connection structure can be adopted on other pipe bodies, the length of the protruding portion is consistent with the depth of the groove portion, and the length and the specification of the screw thread are unified by adopting the screw connection structure, so that the pipe bodies can be quickly connected and matched at will. The length of the long tube can be increased to prolong the length of the acquisition device, so that long-distance acquisition is realized.
Furthermore, the detachable connection can also be one of a buckle connection and a magnetic attraction connection.
Further, the gas monitoring probe comprises a combustible gas monitoring probe and a toxic gas monitoring probe. The device can detect various combustible gases or vapors, such as methane, hydrogen and the like; multiple toxic gases such as CO and H can be detected according to different matching sensors2S、NO、NO2、CL2、HCN、NH3、PH3And the like.
Furthermore, the filter screen rear cover is screwed on the device body and is provided with a cover plate and a cover frame which are integrally formed, ribs which are arranged in a staggered mode are arranged in the cover frame, and a second filter screen covers the ribs; the cover frame reaches the second filter screen corresponds the detection portion sets up. The lid frame and the apron form the back lid that has intensity to install on the device body, the setting of rib is convenient for install the second filter screen.
Further, the control module is respectively and electrically connected with the monitoring camera, the gas monitoring probe, the gas analyzer and the bidirectional ventilator; the control module is integrated with a single chip microcomputer, a communication assembly and a storage assembly.
Further, a protective cover is arranged above the device body, and a three-color alarm lamp and an alarm are arranged above the protective cover; the three-color alarm lamp is electrically connected with the alarm and the control module. The protective cover can also protect the monitoring camera.
Further, the device body is installed on the fixed support through the steering column. Convenient rotation and installation.
Furthermore, the deformation pipe body is made of metal materials, and a plurality of concave grooves are uniformly distributed in the circumferential direction.
Compared with the prior art, the beneficial effects of the utility model are that: 1. the security device can pump ambient air into the detection part for analysis and detection, monitors the quality of air in the external environment, and sends out warning and alarm in time when finding out combustible gas and toxic gas to remind personnel in the area to pay attention to safety or evacuate; 2. the device can find weak harmful gas, can remind people to pay attention at the beginning of gas leakage, and can avoid finding the gas after large-area leakage; 3. the bidirectional ventilator can improve the flowing speed of air, effectively absorb the air in the environment in a windless environment and improve the detection effect; 4. the arrangement of the first filter screen and the second filter screen can filter solid impurities or dust in air, so that the solid impurities are prevented from entering the detection part, and the detection precision and sensitivity of the gas monitoring probe and the gas analyzer are reduced; 5. the pipe bodies can be quickly connected and matched at will; the length of the long tube can be increased to prolong the length of the acquisition device, so that long-distance acquisition is realized.
Drawings
Fig. 1 is a schematic view of the overall structure of a gas analysis device of a security device of the present invention;
fig. 2 is a schematic structural view of an acquisition device of a gas analysis device of the security device of the present invention;
fig. 3 is an enlarged schematic view of a structure at a position a of a gas analysis device of the security device of the present invention;
fig. 4 is a schematic diagram of a rear cover of a filter screen of a gas analysis device of the security device of the present invention;
in the figure: 1. a monitoring section; 2. a detection unit; 3. a surveillance camera; 4. a control module; 5. a gas monitoring probe; 6. a gas analyzer; 7. a bidirectional ventilation fan; 8. a first pipe body; 801. a connecting flange; 9. a second tube body; 901. a first filter screen; 902. raised external threads; 903. the groove is internally threaded; 904. a seal ring; 10. a third tube; 11. a fourth tube body; 1101. deforming the pipe body; 12. a pick head; 1201. a vent hole; 13. a filter screen rear cover; 1301. a cover plate; 1302. a cover frame; 1303. a rib; 1304. a second filter screen; 14. a protective cover; 15. a three-color alarm lamp; 16. an alarm; 17. a steering column; 18. and fixing the bracket.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "middle", "upper", "lower", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 4, a gas analysis device of a security device includes a device body, the device body has a monitoring part 1 and a detection part 2, the monitoring part 1 has a monitoring camera 3, the detection part 2 includes a control module 4, a plurality of gas monitoring probes 5, a gas analyzer 6 and a bidirectional ventilator 7, which are arranged inside a housing; a through hole is formed in the shell below the bidirectional ventilator 7, and a gas collecting device is connected outside the through hole; the gas collecting device sequentially comprises a first pipe body 8, a second pipe body 9, a third pipe body 10 and a fourth pipe body 11 which are detachably screwed from top to bottom; a first filter screen 901 is arranged in the second pipe body 9; the third pipe 10 is in a truncated cone shape and is in transition connection with the fourth pipe 11; the fourth tube 11 is provided with a deformed tube 1101 and a collecting head 12, and a plurality of vent holes 1201 are uniformly distributed on the collecting head 12; the tail end of the device body is also provided with a filter screen rear cover 13.
The gas analysis device of the security device pumps air of the external environment into the detection part 2 through the acquisition device for analysis and detection, monitors the quality of the air in the external environment, and sends out warning and alarm in time when finding out combustible gas and toxic gas to remind personnel in the area to pay attention to safety or evacuate; the monitoring camera 3 can monitor the personnel conditions in the area.
Two-way scavenger fan 7 can inhale the air of great within range and carry out the analysis and detection in the detection portion 2, and the gas of relatively concentrating is favorable to the weak harmful gas of discovery (combustible gas and toxic gas) of gas monitoring probe 5 and gas analysis appearance 6 in time, just can remind personnel to notice at the beginning of gas leakage to and whether detect in time and have gas leakage, will danger suppression in the initial stage, just discover after avoiding revealing by a large scale.
The bidirectional ventilator 7 can also improve the flowing speed of air, effectively absorb the air in the environment in a windless environment, and improve the detection effect.
The filter screen rear cover 13 is matched with the bidirectional ventilator 7 and the collecting device to form a gas flow channel, so that the gas monitoring probe 5 and the gas analyzer 6 can capture harmful gases in flowing air all the time; meanwhile, the air filter can also play a role in filtering, so that the air behind is prevented from directly entering the detection part.
Adopt the distortion that warp body 1101 can realize arbitrary direction to can extend and contract, with the gaseous collection under the different environment of adaptation, avoid only can collecting near the gas of security protection device.
Further, a connecting flange 801 is arranged at one end, close to the bidirectional ventilator 7, of the first pipe body 8, and the connecting flange 801 is in threaded connection with the lower portion of the device body; the first tube 8 is arranged obliquely with respect to the device body.
By adopting the structure, the interference of the acquisition device with the steering column, the fixed bracket and the like in the movement process of the device body is avoided; the form of the connecting flange is convenient for installation and disassembly.
Further, as shown in fig. 3, the second tube 9 is a stepped tube having a protrusion and a groove; the outer circumference of the convex part is provided with a convex external thread 902, and the inner circumference of the groove part is provided with a groove internal thread 903; a sealing groove and a sealing ring 904 are arranged between the contact surfaces of the second pipe body 9 and the first pipe body 8 and the third pipe body 10; the first filter 901 is fixed to the inner circumferential surface of the second pipe 9. The detachable second pipe 9 facilitates replacement of the first filter 901.
The screw connection structure can be adopted on other pipe bodies, the length of the protruding portion is consistent with the depth of the groove portion, and the length and the specification of the screw thread are unified by adopting the screw connection structure, so that the pipe bodies can be quickly connected and matched at will. The length of the long tube can be increased to prolong the length of the acquisition device, so that long-distance acquisition is realized.
Further, the gas monitoring probe 5 comprises a combustible gas monitoring probe and a toxic gas monitoring probe. The device can detect various combustible gases or vapors, such as methane, hydrogen and the like; multiple toxic gases such as CO and H can be detected according to different matching sensors2S、NO、NO2、CL2、HCN、NH3、PH3And the like.
Further, as shown in fig. 4, the filter screen rear cover 13 is screwed on the device body, the filter screen rear cover 13 has a cover plate 1301 and a cover frame 1302 which are integrally formed, ribs 1303 which are arranged in a staggered manner are arranged in the cover frame 1302, and the ribs 1303 are covered with second filter screens 1304; the cover frame 1302 and the second filter 1304 are provided corresponding to the detection unit 2. Lid frame and apron form the back lid that has intensity to install on the device body, the setting of rib is convenient for install the second filter screen strengthens the joint strength of second filter screen.
Further, the control module 4 is respectively electrically connected with the monitoring camera 3, the gas monitoring probe 5, the gas analyzer 6 and the bidirectional ventilator 7; the control module 4 is integrated with an MSP430FE42X series single chip microcomputer, a GPRS communication component and a RAM/ROM storage component.
Further, a protective cover 14 is arranged above the device body, and a three-color alarm lamp 15 and an alarm 16 are arranged above the protective cover 14; the three-color alarm lamp 15 and the alarm 16 are electrically connected with the control module 4. The protective cover 14 can also protect the monitoring camera 3.
Further, the apparatus body is mounted on a fixed bracket 18 via a steering column 17. Convenient rotation and installation.
Further, the deformation pipe 1101 is made of metal, and a plurality of concave grooves are uniformly distributed in the circumferential direction.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A gas analysis device of a security device comprises a device body, wherein the device body is provided with a monitoring part and a detection part, the monitoring part is provided with a monitoring camera, and the gas analysis device is characterized in that the detection part comprises a control module, a plurality of gas monitoring probes, a gas analyzer and a bidirectional ventilator which are arranged in a shell; the bidirectional ventilator is provided with a through hole corresponding to the shell where the bidirectional ventilator is arranged, and a gas collecting device is connected outside the through hole; the gas collecting device sequentially comprises a first pipe body, a second pipe body, a third pipe body and a fourth pipe body which are detachably connected from top to bottom; a first filter screen is arranged in the second pipe body; the third pipe body is in a truncated cone shape and is in transitional connection with the fourth pipe body; the fourth tube body is provided with a deformed tube body and a collecting head, and a plurality of vent holes are uniformly distributed in the collecting head; the tail end of the device body is also provided with a filter screen rear cover.
2. The gas analysis device of the security device according to claim 1, wherein a connection flange is provided at one end of the first pipe body close to the bidirectional ventilator, and the connection flange is screwed below the device body; the first pipe is arranged obliquely relative to the device body.
3. The gas analysis device of a security device according to claim 1, wherein the detachable connection is a screw connection, and the second tube body is a stepped tube having a protrusion portion and a groove portion; the outer circumference of the protruding part is provided with an external thread, and the inner circumference of the groove part is provided with an internal thread; the first filter screen is fixed on the inner circumferential surface of the second pipe body.
4. The gas analysis device of the security device as claimed in claim 1 or 3, wherein the detachable connection is one of a snap connection and a magnetic connection.
5. The gas analysis device of the security device according to claim 1, wherein the gas monitoring probe comprises a combustible gas monitoring probe and a toxic gas monitoring probe.
6. The gas analysis device of the security device according to claim 1, wherein the filter screen rear cover is screwed to the device body, the filter screen rear cover has a cover plate and a cover frame which are integrally formed, ribs are arranged in the cover frame in a staggered manner, and a second filter screen covers the ribs; the cover frame reaches the second filter screen corresponds the detection portion sets up.
7. The gas analysis device of the security device according to claim 1, wherein the control module is electrically connected to the monitoring camera, the gas monitoring probe, the gas analyzer and the bidirectional ventilator respectively; the control module is integrated with a single chip microcomputer, a communication assembly and a storage assembly.
8. The gas analysis device of the security device according to claim 1, wherein a protective cover is further arranged above the device body, and a three-color alarm lamp and an alarm are mounted above the protective cover; the three-color alarm lamp is electrically connected with the alarm and the control module.
9. The gas analysis device of the security device according to claim 1, wherein the device body is mounted on a fixing bracket through a steering column.
10. The gas analysis device of the security device according to claim 1, wherein the deformation pipe body is made of metal, and a plurality of concave grooves are uniformly distributed in the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921599856.XU CN210834838U (en) | 2019-09-25 | 2019-09-25 | Gas analysis device of security device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921599856.XU CN210834838U (en) | 2019-09-25 | 2019-09-25 | Gas analysis device of security device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210834838U true CN210834838U (en) | 2020-06-23 |
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ID=71277004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921599856.XU Expired - Fee Related CN210834838U (en) | 2019-09-25 | 2019-09-25 | Gas analysis device of security device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210834838U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114115164A (en) * | 2021-12-30 | 2022-03-01 | 铜陵化工集团化工研究设计院有限责任公司 | Chemical production safety monitoring device |
| CN114566026A (en) * | 2022-04-28 | 2022-05-31 | 成都蓉悦科技有限公司 | Automatic data measurement and control device, system and method for gas transmission station |
-
2019
- 2019-09-25 CN CN201921599856.XU patent/CN210834838U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114115164A (en) * | 2021-12-30 | 2022-03-01 | 铜陵化工集团化工研究设计院有限责任公司 | Chemical production safety monitoring device |
| CN114566026A (en) * | 2022-04-28 | 2022-05-31 | 成都蓉悦科技有限公司 | Automatic data measurement and control device, system and method for gas transmission station |
| CN114566026B (en) * | 2022-04-28 | 2022-07-15 | 成都蓉悦科技有限公司 | Automatic data measurement and control device, system and method for gas transmission station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 Termination date: 20210925 |