Harmful gas induction alarm device with protection structure

Abstract

The utility model relates to the technical field of harmful gas induction sensors, and discloses a harmful gas induction alarm device with a protection structure, which comprises a base, and is characterized in that the top of the base is provided with a harmful gas induction alarm sensor and a fixed protection mechanism, and the fixed protection mechanism is arranged on the top of the base. An external protection mechanism is arranged at the top of the fixed protection mechanism, the harmful gas induction alarm sensor is fixed to the base through the fixed protection mechanism, the harmful gas induction alarm sensor is prevented from falling off to be damaged after being used for a long time, the overall fixing effect is good, and the harmful gas induction alarm sensor cannot fall off to be damaged; when the device falls off, the device body is protected through the first external protection ring and the rubber protection ring, the device is prevented from falling off and being damaged, the impact force generated by falling is reduced through the damping telescopic column and the buffer spring arranged between the rubber protection ring and the second external protection ring, and the safety of the device is further guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of harmful gas induction sensors, in particular to a harmful gas induction alarm device with a protective structure. Background Art

[0002] A gas sensor is a converter that converts the volume fraction of a certain gas into a corresponding electrical signal. The detection head conditions the gas sample through the gas sensor, usually including filtering out impurities and interfering gases, drying or refrigerating the instrument display part. A gas sensor is a device that converts information such as the composition and concentration of a gas into information that can be used by personnel, instruments, computers, etc. Gas sensors are generally classified as a type of chemical sensor, although this classification is not necessarily scientific.

[0003] According to a protective structure for a fiber optic sensing alarm device disclosed on the patent website (authorization announcement number: CN217739991U), "The utility model discloses a protective structure for a fiber optic sensing alarm device, which relates to the technical field of security equipment. The utility model includes a mounting mechanism; an easy-to-use protective mechanism connected to the bottom of the mounting mechanism for external protection of the fiber optic sensing alarm device; the easy-to-use protective mechanism includes an upper protective shell, a lower protective shell connected to the bottom of the upper protective shell, and a protective net connected to the central position of the bottom of the lower protective shell; and also includes a structural reinforcement mechanism connected to the lower protective shell for force resistance protection of the above-mentioned protective net; the structural reinforcement mechanism includes a group of support blocks 1 symmetrically connected to the middle of both sides of the lower protective shell, a support block 2 connected to the inner end of any one of the support blocks 1, a support rod connected to the middle of the support block 2, and a reinforcement block connected to the bottom of the support rod; by setting the easy-to-use protective mechanism, the problem of damage to the existing fiber optic sensing alarm device caused by human damage and detachment at the installation site during long-term use is solved."

[0004] Based on the above, the applicant believes that there are the following defects:

[0005] The protective structure for the fiber optic sensing alarm device includes an upper protective shell, a lower protective shell connected to the bottom end of the upper protective shell, and a protective net connected to the central position of the bottom end of the lower protective shell. By adding the upper protective shell, the lower protective shell and the protective net structure, a space is formed on the inner side thereof to perform internal protection of the fiber optic sensing alarm device. However, the sensor is placed inside the protective shell without corresponding fixing components. After long-term use, the sensor may fall off and be damaged by falling, which will affect the working efficiency of the device. Utility Model Content

[0006] The purpose of the utility model is to provide a harmful gas sensing alarm device with a protective structure to solve the problems raised in the above background technology.

[0007] To achieve the above objectives, the utility model provides the following technical solutions: a harmful gas sensing alarm device with a protective structure, comprising a base, a harmful gas sensing alarm sensor is arranged on the top of the base, a fixed protective mechanism is arranged on the top of the base, and an external protective mechanism is arranged on the top of the fixed protective mechanism.

[0008] Preferably, the fixed protection mechanism includes a fixing hole, the fixing hole is opened at the outer end of the top of the base, a fixing bolt is arranged inside the fixing hole, a protective shell is arranged on the top of the fixing hole, a protective net is fixedly connected to the top of the protective shell, through grooves are arranged at the bottom of the front and back of the protective shell, a placement groove is arranged at the center of the top of the base, fixing rings are fixedly connected on the left and right sides of the top of the base, a through hole is arranged on the surface of the fixing ring, a clamping ring is arranged on the inner side of the fixing ring, a spring is fixedly connected between the fixing ring and the clamping ring, a linkage rod is fixedly connected to the right side of the clamping ring, an auxiliary protective ring 2 is fixedly connected to the bottom of the protective net, a protective spring is fixedly connected to the bottom of the auxiliary protective ring 2, and an auxiliary protective ring 1 is fixedly connected to the bottom of the protective spring. By setting the fixed protection mechanism, the harmful gas sensing alarm sensor is fixed to the base to prevent the harmful gas sensing alarm sensor from falling and being damaged after long-term use. The overall fixing effect is good and it will not fall off and be damaged. The safety of the harmful gas sensing alarm sensor is further guaranteed by the setting of the auxiliary protective ring 1 and the auxiliary protective ring 2.

[0009] Preferably, the fixing ring, the through hole, the clamping ring, the linkage rod and the spring are provided in two groups and are symmetrically distributed on the left and right sides of the top of the base, and the linkage rod runs through the inside of the through hole.

[0010] Preferably, the protective spring is fixedly connected between the auxiliary protective ring 1 and the auxiliary protective ring 2, and five groups of the protective springs are provided.

[0011] Preferably, the external protection mechanism includes an external protection ring 1, which is arranged at the top of the fixed protection mechanism, and the fixed protection mechanism includes a protective shell, the external protection ring 1 is fixedly connected to the top of the protective shell, a connecting column is fixedly connected to the surface of the external protection ring 1, and an end of the connecting column away from the external protection ring 1 is fixedly connected to a rubber protection ring, an external protection ring 2 is arranged at the bottom of the rubber protection ring, a damping telescopic column is fixedly connected between the rubber protection ring and the external protection ring 2, and a buffer spring is arranged on the surface of the damping telescopic column, when the device falls, the external protection ring 1 and the rubber protection ring are arranged to protect the device body to prevent the device from falling and being damaged, and the damping telescopic column and the buffer spring arranged between the rubber protection ring and the external protection ring 2 are used to reduce the impact force caused by the fall, thereby further ensuring the safety of the device.

[0012] Preferably, six groups of the connecting columns are provided, six groups of the damping telescopic columns and buffer springs are provided, and the second external protective ring is provided in the middle section of the surface of the protective shell.

[0013] Compared with the prior art, the utility model provides a harmful gas sensing alarm device with a protective structure, which has the following beneficial effects:

[0014] 1. The harmful gas sensing alarm device with a protective structure is provided with a fixed protective mechanism, by which the harmful gas sensing alarm sensor is fixed on the base to prevent the harmful gas sensing alarm sensor from falling and being damaged after long-term use. The overall fixing effect is good and will not fall off and be damaged. The safety of the harmful gas sensing alarm sensor is further ensured by the setting of auxiliary protective ring 1 and auxiliary protective ring 2.

[0015] 2. The harmful gas sensing alarm device with a protective structure is provided with an external protective mechanism. When the device falls, the external protective ring 1 and the rubber protective ring are provided to protect the device body to prevent the device from falling and being damaged. The damping telescopic column and the buffer spring provided between the rubber protective ring and the external protective ring 2 are used to reduce the impact force caused by the fall, thereby further ensuring the safety of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the overall separation view of the structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the structural fixing protection mechanism of the utility model;

[0020] Figure 4 This is a schematic diagram of an auxiliary protection ring of the utility model structure;

[0021] Figure 5 It is a schematic diagram of the external protection mechanism of the structure of the utility model.

[0022] In the figure: 1. base; 2. harmful gas induction alarm sensor; 3. fixed protection mechanism; 31. fixing hole; 32. fixing bolt; 33. protective shell; 331. protective net; 332. through groove; 34. placement groove; 35. fixing ring; 36. through hole; 37. clamping ring; 38. linkage rod; 39. spring; 301. auxiliary protection ring 1; 302. auxiliary protection ring 2; 303. protection spring; 4. external protection mechanism; 41. external protection ring 1; 42. connecting column; 43. rubber protection ring; 44. external protection ring 2; 45. damping telescopic column; 46. buffer spring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] The utility model provides the following technical solutions:

[0026] Embodiment 1

[0027] See also Figure 1-4 A harmful gas sensing alarm device with a protective structure comprises a base 1, a harmful gas sensing alarm sensor 2 is arranged on the top of the base 1, a fixed protective mechanism 3 is arranged on the top of the base 1, and an external protective mechanism 4 is arranged on the top of the fixed protective mechanism 3;

[0028] The fixed protection mechanism 3 includes a fixing hole 31, which is opened at the outer end of the top of the base 1, and a fixing bolt 32 is arranged inside the fixing hole 31. A protective shell 33 is arranged on the top of the fixing hole 31, and a protective net 331 is fixedly connected to the top of the protective shell 33. Through grooves 332 are arranged on the front and back bottom of the protective shell 33. A placement groove 34 is arranged at the center of the top of the base 1. A fixing ring 35 is fixedly connected to the left and right sides of the top of the base 1. A through hole 36 is arranged on the surface of the fixing ring 35. A clamping ring 37 is arranged on the inner side of the fixing ring 35. A spring 39 is fixedly connected between the fixing ring 35 and the clamping ring 37. The right side of the clamping ring 37 A linkage rod 38 is fixedly connected, an auxiliary protection ring 2 302 is fixedly connected to the bottom of the protection net 331, a protection spring 303 is fixedly connected to the bottom of the auxiliary protection ring 2 302, and an auxiliary protection ring 1 301 is fixedly connected to the bottom of the protection spring 303. The harmful gas sensing alarm sensor 2 is fixed to the base 1 by setting a fixed protection mechanism 3 to prevent the harmful gas sensing alarm sensor 2 from falling and being damaged after long-term use. The overall fixing effect is good and will not fall off and be damaged. The setting of the auxiliary protection ring 1 301 and the auxiliary protection ring 2 302 further ensures the safety of the harmful gas sensing alarm sensor 2;

[0029] The fixing ring 35, the through hole 36, the clamping ring 37, the linkage rod 38 and the spring 39 are provided in two groups and are symmetrically distributed on the left and right sides of the top of the base 1, and the linkage rod 38 runs through the inside of the through hole 36;

[0030] The protection springs 303 are fixedly connected between the auxiliary protection ring 1 301 and the auxiliary protection ring 2 302 , and five groups of the protection springs 303 are provided.

[0031] Embodiment 2

[0032] See also Figure 1-5 , and on the basis of the first embodiment, the external protection mechanism 4 further comprises an external protection ring 1 41, the external protection mechanism 4 is arranged at the top of the fixed protection mechanism 3, the fixed protection mechanism 3 comprises a protection shell 33, the external protection ring 1 41 is fixedly connected to the top of the protection shell 33, a connection column 42 is fixedly connected to the surface of the external protection ring 1 41, an end of the connection column 42 away from the external protection ring 1 41 is fixedly connected to a rubber protection ring 43, an external protection ring 2 44 is arranged at the bottom of the rubber protection ring 43, a damping telescopic column 45 is fixedly connected between the rubber protection ring 43 and the external protection ring 2 44, a buffer spring 46 is arranged on the surface of the damping telescopic column 45, when the device falls, the device body is protected by the external protection ring 1 41 and the rubber protection ring 43 to prevent the device from falling and being damaged, and the damping telescopic column 45 and the buffer spring 46 arranged between the rubber protection ring 43 and the external protection ring 2 44 reduce the impact force generated by the fall, so as to further ensure the safety of the device;

[0033] Six groups of connecting columns 42 are provided, six groups of damping telescopic columns 45 and buffer springs 46 are provided, and an external protective ring 44 is provided in the middle section of the surface of the protective shell 33 .

[0034] In actual operation, when the device is used, the linkage rod 38 is pulled according to the size of the harmful gas sensing alarm sensor 2 to pull the clamping ring 37 outward, and the harmful gas sensing alarm sensor 2 is placed inside the placement groove 34. The linkage rod 38 is loosened to allow the clamping ring 37 to rebound, and the harmful gas sensing alarm sensor 2 is clamped and fixed by the spring 39 and the clamping ring 37, and the protective shell 33 is covered. The base 1 and the protective shell 33 are connected by the fixing bolts 32 and the fixing holes 31, and the installation is completed. Next, the device can be placed where it is needed and set at the bottom of the protective net 331. The auxiliary protective ring 1 301 and the auxiliary protective ring 2 302 can protect the safety of the harmful gas sensing alarm sensor 2 which may fall from the placement groove 34 at a later time. The external protective mechanism 4 arranged outside the protective shell 33 can protect the safety of the entire device. When the device falls, the external protective ring 1 41 and the rubber protective ring 43 are provided to protect the device body to prevent the device from falling and being damaged. The damping telescopic column 45 and the buffer spring 46 arranged between the rubber protective ring 43 and the external protective ring 2 44 can reduce the impact force caused by the fall, thereby further ensuring the safety of the device.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A harmful gas sensing alarm device with a protective structure, comprising a base (1), characterized in that: A harmful gas sensing alarm sensor (2) is arranged on the top of the base (1), a fixed protection mechanism (3) is arranged on the top of the base (1), and an external protection mechanism (4) is arranged on the top of the fixed protection mechanism (3).

2. A harmful gas sensing alarm device with a protective structure according to claim 1, characterized in that: The fixed protection mechanism (3) comprises a fixing hole (31), the fixing hole (31) is provided at the outer end of the top of the base (1), a fixing bolt (32) is arranged inside the fixing hole (31), a protection shell (33) is arranged at the top of the fixing hole (31), a protection net (331) is fixedly connected to the top of the protection shell (33), through grooves (332) are provided at the bottom of the front and back of the protection shell (33), a placement groove (34) is provided at the center of the top of the base (1), and fixing rings (331) are fixedly connected to the left and right sides of the top of the base (1). 5), a through hole (36) is provided on the surface of the fixing ring (35), a clamping ring (37) is provided inside the fixing ring (35), a spring (39) is fixedly connected between the fixing ring (35) and the clamping ring (37), a linkage rod (38) is fixedly connected to the right side of the clamping ring (37), an auxiliary protective ring 2 (302) is fixedly connected to the bottom of the protective net (331), a protective spring (303) is fixedly connected to the bottom of the auxiliary protective ring 2 (302), and an auxiliary protective ring 1 (301) is fixedly connected to the bottom of the protective spring (303).

3. A harmful gas sensing alarm device with a protective structure according to claim 2, characterized in that: The fixing ring (35), the through hole (36), the clamping ring (37), the linkage rod (38) and the spring (39) are provided in two groups and are symmetrically distributed on the left and right sides of the top of the base (1); the linkage rod (38) passes through the inside of the through hole (36).

4. The harmful gas sensing alarm device with a protective structure according to claim 2 is characterized in that: The protection spring (303) is fixedly connected between the auxiliary protection ring 1 (301) and the auxiliary protection ring 2 (302), and five groups of the protection spring (303) are provided.

5. The harmful gas sensing alarm device with a protective structure according to claim 1 is characterized in that: The external protection mechanism (4) comprises an external protection ring 1 (41), the external protection mechanism (4) is arranged at the top of the fixed protection mechanism (3), the fixed protection mechanism (3) comprises a protection shell (33), the external protection ring 1 (41) is fixedly connected to the top of the protection shell (33), a connection column (42) is fixedly connected to the surface of the external protection ring 1 (41), an end of the connection column (42) away from the external protection ring 1 (41) is fixedly connected to a rubber protection ring (43), an external protection ring 2 (44) is arranged at the bottom of the rubber protection ring (43), a damping telescopic column (45) is fixedly connected between the rubber protection ring (43) and the external protection ring 2 (44), and a buffer spring (46) is arranged on the surface of the damping telescopic column (45).

6. A harmful gas sensing alarm device with a protective structure according to claim 5, characterized in that: The connecting columns (42) are provided in six groups, the damping telescopic columns (45) and the buffer springs (46) are provided in six groups, and the second external protective ring (44) is provided in the middle section of the surface of the protective shell (33).

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