Non-dispersive infrared sensor

Abstract

The utility model relates to the technical field of non-dispersive infrared sensors, and discloses a non-dispersive infrared sensor, which comprises an explosion-proof metal shell, an equipment operation indicating lamp is fixedly connected outside the explosion-proof metal shell, and an emergency power supply machine box is fixedly sleeved inside the explosion-proof metal shell. The top of the emergency power supply machine box is movably sleeved with an element connecting cable, a plug replacement threaded groove is formed in the bottom of the explosion-proof metal shell, a replacement plug is movably sleeved with the plug replacement threaded groove, the exterior of the replacement plug is fixedly connected with anti-skid lines, and the bottom of the replacement plug is fixedly connected with a sensor connecting cable; according to the utility model, through the arrangement of the emergency power supply machine box, electric power can be provided through an emergency power supply installed in the emergency power supply machine box, and normal operation of equipment is maintained through connection of elements at the top of the emergency power supply machine box and a cable, so that the use experience of operation is effectively optimized.

Description

Technical Field

[0001] The utility model relates to the technical field of sensors, and more specifically to a non-dispersive infrared sensor. Background Art

[0002] The non-dispersive infrared sensor is a "non-dispersive infrared detection technology" (NDIR) based on the Lambert-Beer law. The optical path uses a single light source and dual wavelength measurement to ensure the stability and accuracy of the detection. In addition, real-time temperature compensation technology is used near the detection probe to enable the instrument to adapt to different environmental changes and ensure the accuracy of the measurement value.

[0003] Existing non-dispersive infrared sensors may experience power outages during daily use, causing the operator to be unable to operate the device normally due to lack of power supply, which greatly affects the operator experience.

[0004] During daily use of existing non-dispersive infrared sensors, the connecting cables of the infrared sensors may be damaged due to improper storage or other reasons, which makes it impossible for operators to use the sensors normally, greatly affecting the operating experience. Utility Model Content

[0005] In order to overcome the above defects of the prior art, the utility model provides a non-dispersive infrared sensor to solve the problems existing in the above background technology.

[0006] The utility model provides the following technical solutions: a non-dispersive infrared sensor, comprising an explosion-proof metal casing, the outside of the explosion-proof metal casing is fixedly connected to an equipment operation indicator light, the inside of the explosion-proof metal casing is fixedly sleeved to an emergency power supply box, and the top of the emergency power supply box is movably sleeved to a component connection cable. The existing non-dispersive infrared sensor may experience power outages during daily use, which may cause the equipment to be unable to operate normally, thereby greatly affecting the operating experience. When the emergency power supply box sleeved in the explosion-proof metal casing cannot be used when the equipment is powered off, power can be provided by an emergency power supply installed in the emergency power supply box, and the normal operation of the equipment can be maintained through the component connection cable on the top of the emergency power supply box. At the same time, an equipment operation indicator light is installed outside the explosion-proof metal casing, which is connected to the emergency power supply box to light up and turn off, so that the operator can check whether the power is normal. , thereby effectively optimizing the operation experience, a plug replacement thread groove is provided at the bottom of the explosion-proof metal shell, the internal movable sleeve of the plug replacement thread groove is connected to the replacement plug, the outside of the replacement plug is fixedly connected to the anti-slip groove, and the bottom of the replacement plug is fixedly connected to the sensor connection cable. In the daily use of the existing non-dispersive infrared sensor, the connection cable of the infrared sensor may be damaged due to improper storage or other reasons, which makes the operator unable to use it normally, greatly affecting the operation experience. By nesting the plug replacement thread groove and the replacement plug at the bottom of the explosion-proof metal shell, the operator can replace the sensor connection cable when the sensor connection cable is damaged. At the same time, the anti-slip groove is fixedly connected to the outside of the replacement plug to facilitate the operator to disassemble, effectively optimizing the operation experience.

[0007] Furthermore, an air vent is provided on the outside of the explosion-proof metal shell, and a detection gas chamber is provided at the bottom of the air vent, which is conducive to gas or signal collection.

[0008] Furthermore, the exterior of the detection air chamber is fixedly connected to a protective cover holder, and the interior of the protective cover holder is movably connected to the protective cover, which is conducive to dust filtering and prevents excessive dust from entering the interior and affecting the quality of use.

[0009] Furthermore, a detection element box is provided inside the detection air chamber, and a detection filter is fixedly connected to the outside of the detection element box, and the collected data is transmitted.

[0010] Furthermore, a reference filter is provided at the bottom of the detection filter, and the reference filter is fixedly connected to a reference element to process, analyze and feed back the received information data.

[0011] Furthermore, the interior of the detection component box is movably connected to the infrared light source, and the exterior of the infrared light source is fixedly connected to the component connecting cable, and the component connecting cable is conducive to connecting the component to the machine box.

[0012] Furthermore, a temperature compensator is fixedly connected to the top of the emergency power supply box, which is beneficial to controlling the temperature inside the equipment.

[0013] Technical effects and advantages of the utility model:

[0014] 1. The utility model is provided with an emergency power supply box, which is conducive to providing power through the emergency power supply installed in the emergency power supply box when the equipment cannot be used due to power outage. The normal operation of the equipment is maintained through the component connection cable on the top of the emergency power supply box. At the same time, an equipment operation indicator light is installed outside the explosion-proof metal casing, which is connected to the emergency power supply box to light up and turn off, so that the operator can know whether the power is normal, thereby effectively optimizing the operating experience.

[0015] 2. The utility model is provided with a replacement plug, which is beneficial to the nesting of the replacement plug through the plug replacement thread groove opened at the bottom of the explosion-proof metal shell. When the sensor connection cable is damaged, the operator can replace the sensor connection cable. At the same time, the anti-slip grooves on the outside of the replacement plug are fixed to facilitate the operator's disassembly, which effectively optimizes the operating experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 This is a schematic diagram of the detection air chamber structure of the utility model.

[0018] Figure 3 This is a schematic diagram of the structure of the detection element box of the utility model.

[0019] Figure 4 This is a schematic diagram of the replacement plug structure of the utility model.

[0020] The accompanying drawings are marked as follows: 1. explosion-proof metal casing; 2. equipment operation indicator light; 3. emergency power supply box; 4. component connection cable; 5. plug replacement thread groove; 6. plug replacement; 7. anti-slip groove; 8. sensor connection cable; 101. air vent; 102. detection air chamber; 103. protective cover holder; 104. protective cover; 105. detection component box; 106. detection filter; 107. reference filter; 108. reference component; 109. infrared light source; 110. temperature compensator. DETAILED DESCRIPTION

[0021] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative, and the non-dispersive infrared sensor involved in the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0022] Reference Figure 1-4 The utility model provides a non-dispersive infrared sensor, including an explosion-proof metal shell 1, an equipment operation indicator light 2 fixedly connected to the outside of the explosion-proof metal shell 1, an emergency power supply box 3 fixedly sleeved inside the explosion-proof metal shell 1, and a component connection cable 4 movably sleeved on the top of the emergency power supply box 3. The existing non-dispersive infrared sensor may experience power outages during daily use, which may cause the equipment to be unable to operate normally, thereby greatly affecting the operating experience. When the emergency power supply box 3 sleeved in the explosion-proof metal shell cannot be used when the equipment is powered off, the emergency power supply installed in the emergency power supply box 3 can be used to provide power, and the normal operation of the equipment can be maintained through the component connection cable 4 on the top of the emergency power supply box 3. At the same time, an equipment operation indicator light 2 is installed outside the explosion-proof metal shell 1, which is connected to the emergency power supply box 3 to light up and turn off, so that the operator can check whether the power is normal. The operation experience is effectively optimized. A plug replacement thread groove 5 is provided at the bottom of the explosion-proof metal shell 1. The internal movable sleeve of the plug replacement thread groove 5 is connected to the replacement plug 6. The external fixed connection anti-slip groove 7 of the replacement plug 6 is fixedly connected to the sensor connection cable 8. In the daily use of the existing non-dispersive infrared sensor, the connection cable of the infrared sensor may be damaged due to improper storage or other reasons, which makes the operator unable to use it normally, greatly affecting the operation experience. By nesting the plug replacement thread groove 5 and the replacement plug 6 at the bottom of the explosion-proof metal shell 1, the operator can replace the sensor connection cable 8 when the sensor connection cable 8 is damaged. At the same time, the anti-slip groove 7 on the outside of the replacement plug 6 is fixedly connected to facilitate the operator to disassemble, which effectively optimizes the operation experience.

[0023] In a preferred embodiment, a vent hole 101 is provided on the outside of the explosion-proof metal housing 1 , and a detection gas chamber 102 is provided at the bottom of the vent hole 101 , which is conducive to gas or signal collection.

[0024] In a preferred embodiment, the exterior of the detection air chamber 102 is fixedly connected to the protective cover holder 103, and the interior of the protective cover holder 103 is movably connected to the protective cover 104, which is conducive to dust filtering and prevents excessive internal dust from affecting the quality of use.

[0025] In a preferred embodiment, a detection element box 105 is provided inside the detection chamber 102, and a detection filter 106 is fixedly connected to the outside of the detection element box 105, and the collected data is transmitted.

[0026] In a preferred embodiment, a reference filter 107 is provided at the bottom of the detection filter 106, and the reference filter 107 is fixedly connected to a reference element 108 to process, analyze and feed back the received information data.

[0027] In a preferred embodiment, the infrared light source 109 is movably sleeved inside the detection component box 105, and the infrared light source 109 is externally fixedly connected to the component connecting cable 4, which is conducive to connecting the component to the machine box.

[0028] In a preferred embodiment, the top of the emergency power supply box 3 is fixedly connected to a temperature compensator 110, which is beneficial for controlling the temperature inside the device.

[0029] The working principle of the utility model is as follows: a non-dispersive infrared sensor comprises an explosion-proof metal shell 1, the outside of the explosion-proof metal shell 1 is fixedly connected to a device operation indicator light 2, the inside of the explosion-proof metal shell 1 is fixedly sleeved to an emergency power supply box 3, and the top of the emergency power supply box 3 is movably sleeved to connect a component cable 4. The existing non-dispersive infrared sensor may experience power failure during daily use, which may cause the device to be unable to operate normally, thereby greatly affecting the user experience of the operation. When the emergency power supply box 3 sleeved in the explosion-proof metal shell cannot be used when the device is powered off, the emergency power supply installed in the emergency power supply box 3 can be used to provide power, and the component cable 4 on the top of the emergency power supply box 3 can be used to keep the device in operation. Normal operation, and at the same time, an equipment operation indicator light 2 is installed outside the explosion-proof metal casing 1, which is connected to the emergency power box 3 to light up and turn off, so that the operator can know whether the power is normal, thereby effectively optimizing the operation experience. A plug replacement thread groove 5 is provided at the bottom of the explosion-proof metal casing 1, and the internal movable sleeve replacement plug 6 of the plug replacement thread groove 5 is connected, and the outside of the replacement plug 6 is fixedly connected to the anti-slip pattern 7, and the bottom of the replacement plug 6 is fixedly connected to the sensor connection cable 8. In the daily use of the existing non-dispersive infrared sensor, the connection cable of the infrared sensor may be damaged due to improper storage or other reasons, which makes the operator unable to use it normally, greatly affecting The user experience of the operation is affected, and through the nesting of the plug replacement thread groove 5 and the replacement plug 6 opened at the bottom of the explosion-proof metal shell 1, the operator can replace the sensor connection cable 8 when the sensor connection cable 8 is damaged. At the same time, the anti-slip pattern 7 is fixedly connected to the outside of the replacement plug 6 for the convenience of the operator to disassemble, which effectively optimizes the user experience of the operation. The outside of the explosion-proof metal shell 1 is provided with an air vent 101, and the bottom of the air vent 101 is provided with a detection air chamber 102, which is conducive to gas or signal collection, the outside of the detection air chamber 102 is fixedly connected to the protective cover holder 103, and the inside of the protective cover holder 103 is movably connected to the protective cover 104, which is conducive to dust filtering and prevent Too much dust inside affects the quality of use. A detection element box 105 is provided inside the detection air chamber 102. The outside of the detection element box 105 is fixedly connected to a detection filter 106 for transmitting the collected data. A reference filter 107 is provided at the bottom of the detection filter 106. The reference filter 107 is fixedly connected to a reference element 108 for processing, analyzing and feeding back the received information data. An infrared light source 109 is movably connected to the inside of the detection element box 105. The outside of the infrared light source 109 is fixedly connected to an element connecting cable 4. The element connecting cable 4 is conducive to connecting the element to the machine box. The top of the emergency power supply machine box 3 is fixedly connected to a temperature compensator 110, which is conducive to controlling the temperature inside the equipment.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

[0031] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, which can be a mechanical connection or an electrical connection, or the internal communication of two components, or a direct connection. "upper", "lower", "left" and "right" are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0032] Secondly: The drawings of the embodiments disclosed in the present utility model only involve structures related to the embodiments disclosed in the present utility model, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0033] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A non-dispersive infrared sensor, comprising an explosion-proof metal housing (1), characterized in that: The outside of the explosion-proof metal casing (1) is fixedly connected to a device operation indicator light (2), the inside of the explosion-proof metal casing (1) is fixedly connected to an emergency power supply box (3), the top of the emergency power supply box (3) is movably connected to a component connection cable (4), the bottom of the explosion-proof metal casing (1) is provided with a plug replacement thread groove (5), the inside of the plug replacement thread groove (5) is movably connected to a replacement plug (6), the outside of the replacement plug (6) is fixedly connected to an anti-slip groove (7), and the bottom of the replacement plug (6) is fixedly connected to a sensor connection cable (8).

2. A non-dispersive infrared sensor according to claim 1, characterized in that: The explosion-proof metal housing (1) is provided with an air vent (101) on the outside, and a detection air chamber (102) is provided at the bottom of the air vent (101).

3. A non-dispersive infrared sensor according to claim 2, characterized in that: The exterior of the detection air chamber (102) is fixedly connected to a protective cover fixer (103), and the interior of the protective cover fixer (103) is movably connected to a protective cover (104).

4. A non-dispersive infrared sensor according to claim 3, characterized in that: A detection element box (105) is provided inside the detection gas chamber (102), and a detection filter (106) is fixedly connected to the outside of the detection element box (105).

5. A non-dispersive infrared sensor according to claim 4, characterized in that: A reference filter (107) is provided at the bottom of the detection filter (106), and the reference filter (107) is fixedly connected to a reference element (108).

6. A non-dispersive infrared sensor according to claim 4, characterized in that: The detection element box (105) is internally movably connected to the infrared light source (109), and the external fixed connection element of the infrared light source (109) is connected to the cable (4).

7. The non-dispersive infrared sensor according to claim 1, characterized in that: The top of the emergency power supply box (3) is fixedly connected to a temperature compensator (110).

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