Hydrogen detection device with protection structure

Abstract

The utility model is applicable to the technical field of hydrogen detection, and provides a hydrogen detection device with a protective structure, which comprises a hydrogen detection sensor, the lower shell is arranged at the bottom of the hydrogen detection sensor; the upper shell is arranged at the top of the lower shell; the opening and closing mechanism is installed on the inner wall of the lower shell and used for controlling opening and closing of the lower shell and the upper shell; the buffering and damping mechanism is arranged on the inner wall of the lower shell and is used for buffering and damping the hydrogen detection sensor; and the air circulation mechanism is mounted on the lower shell and is used for enabling external air to circulate in the hydrogen detection sensor. The hydrogen detection device with the protection structure provided by the scheme has a fireproof protection function, can prevent equipment from being damaged by knocking when falling to the ground, cannot burn out the hydrogen detection equipment when a detection place is on fire, can prevent dense smoke and hot air from entering the hydrogen detection equipment to cause damage, and is relatively convenient to overhaul and maintain.

Description

Technical Field

[0001] The utility model belongs to the technical field of hydrogen detection, and in particular relates to a hydrogen detection device with a protective structure. Background Art

[0002] Hydrogen testing primarily focuses on the concentration and safety of hydrogen in the environment. Hydrogen is a colorless, odorless, flammable, and explosive gas, and its leakage can cause serious safety accidents. Therefore, hydrogen testing is particularly important in industrial production, scientific research, and specific living environments.

[0003] Although existing hydrogen detection devices can detect hydrogen concentration, they often lack fire protection functions. Therefore, if the equipment accidentally falls to the ground, it may be damaged. At the same time, if a fire occurs at the detection site, it may not only burn the hydrogen detection equipment, but also the thick smoke and hot air flow entering the hydrogen detection equipment may cause damage to it. Utility Model Content

[0004] The utility model provides a hydrogen detection device with a protective structure, aiming to solve the problem in the above background technology that the existing hydrogen detection device has no fire protection function.

[0005] To solve the above problems, the present invention is implemented as follows: a hydrogen detection device with a protective structure, comprising: a hydrogen detection sensor; a lower shell arranged at the bottom of the hydrogen detection sensor; an upper shell arranged on the top of the lower shell; an opening and closing mechanism installed on the inner wall of the lower shell, the opening and closing mechanism is used to control the opening and closing of the lower shell and the upper shell; a buffering and shock-absorbing mechanism installed on the inner wall of the lower shell, the buffering and shock-absorbing mechanism is used to buffer and shock-absorbing the hydrogen detection sensor; an air circulation mechanism installed on the lower shell, the air circulation mechanism is used to circulate external air in the hydrogen detection sensor.

[0006] Preferably, the opening and closing mechanism includes: a plurality of rotating rods rotatably mounted on the inner wall of the bottom of the lower shell; a plurality of threaded blocks fixedly mounted on the top ends of the plurality of rotating rods; a plurality of threaded sleeves threadedly sleeved on the plurality of threaded blocks; a worm rotatably mounted on the inner wall of the lower shell and extending to the outside of the lower shell; a plurality of worm wheels fixedly sleeved on the plurality of rotating rods and meshing with the worm; and a handwheel fixedly mounted on one end of the worm.

[0007] Preferably, the buffer damping mechanism comprises: a U-shaped frame fixedly installed on the inner wall of the lower shell; a plurality of round holes opened on the U-shaped frame; a plurality of buffer damping sleeves respectively arranged on the plurality of round holes; a plurality of sliding rods respectively arranged on the plurality of buffer damping sleeves; a support plate fixedly installed at the top end of the plurality of sliding rods and fixedly connected with the hydrogen detection sensor; a plurality of springs respectively sleeved on the plurality of sliding rods; and a plurality of limiting blocks fixedly installed at the bottom end of the plurality of sliding rods.

[0008] Preferably, the air circulation mechanism comprises: an air pump fixedly installed on the U-shaped frame; an air inlet pipe arranged at the air inlet end of the air pump and extending to the outside of the lower shell; a communication pipe arranged at the air outlet end of the air pump and connected with the air inlet of the hydrogen detection sensor; an air outlet pipe arranged at the air outlet of the hydrogen detection sensor and extending to the outside of the lower shell; and two electromagnetic valves respectively arranged on the air inlet pipe and the air outlet pipe.

[0009] Preferably, the lower shell and the upper shell are both provided with a hollow layer, and the inside of the two hollow layers is both provided with an aerogel felt heat insulation layer.

[0010] Preferably, the U-shaped frame is provided with a control module, one side of the lower shell is provided with an infrared temperature sensor, and the top of the upper shell is provided with a smoke alarm.

[0011] Preferably, the upper shell is provided with an observation window, and the observation window is provided with fireproof glass.

[0012] Compared with the related art, the hydrogen detection device with the protection structure has the following beneficial effects:

[0013] Compared with the prior art, the hydrogen detection device with the protection structure provided by the present scheme has the following advantages: the hydrogen detection sensor as the core component of the device is responsible for real-time and accurate detection of the hydrogen concentration in the environment, the high-precision detection capability of the hydrogen detection sensor provides reliable data support for hydrogen safety monitoring, the lower shell and the upper shell are combined to form a protective shell of the hydrogen detection sensor, which effectively isolates the direct influence of the external environment on the inside of the sensor, such as dust, humidity and physical impact, thereby protecting the sensor from damage, the opening and closing mechanism allows the user to conveniently open or close the lower shell and the upper shell, which is convenient for installation, maintenance or replacement of the hydrogen detection sensor, the design not only improves the operation efficiency, but also ensures the sealing performance of the shell in the closed state to prevent gas leakage, the buffer damping mechanism effectively reduces the influence of vibration, collision and other physical factors on the hydrogen detection sensor by absorbing and dispersing external impact energy, thereby ensuring the measurement accuracy and long-term stability of the sensor, and the air circulation mechanism promotes the circulation of external air in the hydrogen detection sensor, which helps to introduce hydrogen molecules around the sensor into the detection area in time, thereby improving the detection response speed.

[0014] In summary, the protective structure in the present invention provides a safe, stable and efficient working environment for the hydrogen detection sensor through the synergistic effect of the opening and closing mechanism, the buffering and shock-absorbing mechanism and the air circulation mechanism, significantly improving its detection performance and service life, which is of great significance for ensuring hydrogen safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main cross-sectional structure of a hydrogen detection device with a protective structure provided by the utility model;

[0016] Figure 2 for Figure 1 Schematic diagram of the three-dimensional structure;

[0017] Figure 3 for Figure 2 Schematic diagram of the enlarged structure of part A shown in FIG.

[0018] Figure numerals: 1. Hydrogen detection sensor; 2. Lower shell; 3. Upper shell; 4. Rotating rod; 5. Threaded block; 6. Threaded sleeve; 7. Worm; 8. Worm gear; 9. Handwheel; 10. U-shaped frame; 11. Round hole; 12. Buffer and shock-absorbing sleeve; 13. Sliding rod; 14. Support plate; 15. Spring; 16. Limit block; 17. Air pump; 18. Inlet pipe; 19. Exhaust pipe; 20. Solenoid valve; 21. Aerogel felt insulation layer; 22. Control module; 23. Infrared temperature sensor; 24. Smoke alarm; 25. Observation window; 26. Fireproof glass. DETAILED DESCRIPTION

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which this application belongs; the terms used herein in the specification of the application are for the purpose of describing specific embodiments only and are not intended to limit this application; the terms "including" and "having" in the specification and claims of this application and the description of the above-mentioned drawings, as well as any variations thereof, are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, rather than to describe a specific order; the terms "inside", "outside", "left", and "right" indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the present invention.

[0020] Reference to "an embodiment" herein means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase "in an embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily mutually exclusive of one another. It is expressly understood that any of the embodiments described herein can be combined with any of the other embodiments unless specifically noted otherwise.

[0021] The utility model embodiment provides a hydrogen detection device with protection structure, as shown in Figures 1-3 The hydrogen detection device with protection structure comprises a hydrogen detection sensor 1, a lower shell 2 arranged at the bottom of the hydrogen detection sensor 1, an upper shell 3 arranged at the top of the lower shell 2, an opening and closing mechanism installed on the inner wall of the lower shell 2, the opening and closing mechanism being used to control the opening and closing of the lower shell 2 and the upper shell 3, a buffer damping mechanism installed on the inner wall of the lower shell 2, the buffer damping mechanism being used to buffer and damp the hydrogen detection sensor 1, and an air circulation mechanism installed on the lower shell 2, the air circulation mechanism being used to make external air circulate in the hydrogen detection sensor 1.

[0022] In the embodiment, the hydrogen detection sensor 1 serves as the core component of the device and is responsible for real-time and accurate detection of the hydrogen concentration in the environment, and the high-precision detection capability of the hydrogen detection sensor 1 provides reliable data support for hydrogen safety monitoring, the lower shell 2 and the upper shell 3 are combined to form the protective shell of the hydrogen detection sensor, which effectively isolates the direct influence of the external environment on the inside of the sensor, such as dust, moisture and physical impact, thereby protecting the sensor from damage, the opening and closing mechanism allows the user to conveniently open or close the lower shell and the upper shell, facilitating the installation, maintenance or replacement of the hydrogen detection sensor, and the design not only improves the operation efficiency but also ensures the sealing performance of the shell in the closed state to prevent gas leakage, the buffer damping mechanism effectively reduces the influence of physical factors such as vibration and collision on the hydrogen detection sensor by absorbing and dispersing external impact energy, thereby guaranteeing the measurement accuracy and long-term stability of the sensor, and the air circulation mechanism promotes the circulation of external air in the hydrogen detection sensor, which helps to introduce hydrogen molecules around the sensor into the detection area in a timely manner and improve the detection response speed.

[0023] In summary, the protection structure in the application provides a safe, stable and efficient working environment for the hydrogen detection sensor through the synergistic effect of the opening and closing mechanism, the buffer damping mechanism and the air circulation mechanism, significantly improves the detection performance and service life of the hydrogen detection sensor, and has important significance for ensuring hydrogen safety.

[0024] In a further preferred embodiment of the present invention, the opening and closing mechanism includes: a plurality of rotating rods 4 rotatably mounted on the inner wall of the bottom of the lower shell 2; a plurality of threaded blocks 5 respectively fixedly mounted on the top ends of the plurality of rotating rods 4; a plurality of threaded sleeves 6 respectively threadedly sleeved on the plurality of threaded blocks 5; a worm 7 rotatably mounted on the inner wall of the lower shell 2 and extending to the outside of the lower shell 2; a plurality of worm wheels 8 respectively fixedly sleeved on the plurality of rotating rods 4 and meshing with the worm 7; and a handwheel 9 fixedly mounted on one end of the worm 7.

[0025] In this embodiment, the worm 7 is driven to rotate by the handwheel 9, the worm 7 drives multiple worm gears 8 to rotate, and the multiple worm gears 8 drive multiple rotating rods 4 to rotate. The multiple rotating rods 4 drive multiple threaded blocks 5 to rotate on the inner walls of multiple threaded sleeves 6, which can drive the upper shell 3 to move up and down, thereby controlling the opening and closing of the upper shell 3 and the lower shell 2, making it convenient for staff to inspect and maintain the hydrogen detection sensor 1.

[0026] In a further preferred embodiment of the present invention, the buffering and shock-absorbing mechanism includes: a U-shaped frame 10 fixedly mounted on the inner wall of the lower shell 2; a plurality of circular holes 11 opened on the U-shaped frame 10; a plurality of buffering and shock-absorbing sleeves 12 respectively arranged on the plurality of circular holes 11; a plurality of sliding rods 13 respectively arranged on the plurality of buffering and shock-absorbing sleeves 12; a support plate 14 fixedly mounted on the top ends of the plurality of sliding rods 13 and fixedly connected to the hydrogen detection sensor 1; a plurality of springs 15 respectively slidably sleeved on the plurality of sliding rods 13; and a plurality of limit blocks 16 respectively fixedly mounted on the bottom ends of the plurality of sliding rods 13.

[0027] In this embodiment, the hydrogen detection sensor 1 can be buffered and shock-absorbed by the multiple buffering and shock-absorbing sleeves 12 and the multiple springs 15, thereby preventing the hydrogen detection sensor 1 from being damaged by shock when the device falls to the ground.

[0028] In a further preferred embodiment of the present utility model, the air circulation mechanism includes: an air pump 17 fixedly mounted on the U-shaped frame 10; an air intake pipe 18 arranged at the air intake end of the air pump 17 and extending to the outside of the lower shell 2; a connecting pipe arranged at the exhaust end of the air pump 17 and connected to the air intake port of the hydrogen detection sensor 1; an exhaust pipe 19 arranged at the exhaust port of the hydrogen detection sensor 1 and extending to the outside of the lower shell 2; and two solenoid valves 20 respectively arranged on the air intake pipe 18 and the exhaust pipe 19.

[0029] In this embodiment, external air is drawn in through the air pump 17 and the intake pipe 18 and injected into the hydrogen detection sensor 1 through the connecting pipe for detection. The detected air is discharged along the exhaust pipe 19 .

[0030] In a further preferred embodiment of the present invention, both the lower shell 2 and the upper shell 3 are provided with a hollow layer, and an aerogel felt insulation layer 21 is provided inside the two hollow layers.

[0031] In this embodiment, the fireproof performance of the device can be improved by using the aerogel felt insulation layer 21.

[0032] In a further preferred embodiment of the present invention, a control module 22 is provided on the U-shaped frame 10 , an infrared temperature sensor 23 is provided on one side of the lower shell 2 , and a smoke alarm 24 is provided on the top of the upper shell 3 .

[0033] In this embodiment, the control module 22 can control the opening and closing of the two solenoid valves 20 according to the monitoring results of the infrared temperature sensor 23 and the smoke alarm 24, thereby preventing high-temperature airflow and smoke from entering the hydrogen detection sensor 1 during a fire.

[0034] In a further preferred embodiment of the present invention, an observation window 25 is provided on the upper shell 3 , and a fireproof glass 26 is installed on the observation window 25 .

[0035] In this embodiment, the reading on the hydrogen detection sensor 1 can be observed through the observation window 25 and the fireproof glass 26 thereon.

[0036] To sum up, compared with related technologies, this device has fire protection function, which can prevent the equipment from being damaged when it falls to the ground. When a fire occurs at the detection site, the hydrogen detection equipment will not be burned. At the same time, it can prevent thick smoke and hot air flow from entering the interior of the hydrogen detection equipment and causing damage to it, and it is more convenient to inspect and maintain.

[0037] In the several embodiments provided in this application, it should be understood that the disclosed device can be implemented in other ways.

[0038] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the scope of protection of the present invention. Obviously, the embodiments described are only some embodiments of the present invention, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making any creative work are within the scope to be protected by the present invention. Although the present invention has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the present invention according to the circumstances without conflict, without making any creative work, so as to obtain different other technical solutions that do not deviate from the concept of the present invention in essence, and these technical solutions also fall within the scope to be protected by the present invention.

Claims

1. A hydrogen detection device with a protective structure, characterized in that: include: Hydrogen detection sensor; A lower shell provided at the bottom of the hydrogen detection sensor; an upper shell disposed on top of the lower shell; an opening and closing mechanism mounted on the inner wall of the lower shell, the opening and closing mechanism being used to control the opening and closing of the lower shell and the upper shell; A buffering and shock absorbing mechanism installed on the inner wall of the lower shell, the buffering and shock absorbing mechanism is used to buffer and absorb shock of the hydrogen detection sensor; An air circulation mechanism is mounted on the lower housing, and is used to circulate external air within the hydrogen detection sensor.

2. The hydrogen detection device with a protective structure according to claim 1, characterized in that: The opening and closing mechanism comprises: Rotating a plurality of rotating rods mounted on the bottom inner wall of the lower shell; A plurality of threaded blocks are respectively fixedly mounted on the top ends of the plurality of rotating rods; a plurality of threaded sleeves respectively threadedly sleeved on the plurality of threaded blocks; a worm rotatably mounted on the inner wall of the lower housing and extending to the outside of the lower housing; a plurality of worm wheels respectively fixedly mounted on the plurality of rotating rods and meshing with the worm; A hand wheel is fixedly mounted on one end of the worm.

3. The hydrogen detection device with a protective structure according to claim 1, characterized in that: The buffering and shock absorbing mechanism comprises: A U-shaped frame fixedly mounted on the inner wall of the lower shell; A plurality of circular holes are provided on the U-shaped frame; a plurality of buffer and shock-absorbing sleeves respectively arranged on the plurality of circular holes; A plurality of sliding rods respectively provided on the plurality of buffer and shock absorbing sleeves; a support plate fixedly mounted on the top ends of the plurality of sliding rods and fixedly connected to the hydrogen detection sensor; a plurality of springs slidably sleeved on the plurality of sliding rods; A plurality of limit blocks are respectively fixedly mounted on the bottom ends of the plurality of sliding rods.

4. The hydrogen detection device with a protective structure according to claim 3, characterized in that: The air circulation mechanism comprises: An air pump fixedly mounted on the U-shaped frame; an air intake pipe provided at the air intake end of the air pump and extending to the outside of the lower housing; a connecting pipe provided at the exhaust end of the air pump and connected to the air inlet of the hydrogen detection sensor; an exhaust pipe provided at the exhaust port of the hydrogen detection sensor and extending to the outside of the lower shell; Two solenoid valves are respectively arranged on the intake pipe and the exhaust pipe.

5. The hydrogen detection device with a protective structure according to claim 1, wherein: The lower shell and the upper shell are both provided with a hollow layer, and an aerogel felt insulation layer is provided inside the two hollow layers.

6. The hydrogen detection device with a protective structure according to claim 4, characterized in that: A control module is provided on the U-shaped frame, an infrared temperature sensor is provided on one side of the lower shell, and a smoke alarm is provided on the top of the upper shell.

7. The hydrogen detection device with a protective structure according to claim 1, wherein: An observation window is provided on the upper shell, and fireproof glass is installed on the observation window.

Images