Industrial poisonous and harmful gas safety detection instrument

Abstract

The utility model relates to the technical field of gas safety detection instruments, and discloses an industrial poisonous and harmful gas safety detection instrument, which comprises a detection instrument main body, a detection head and a mounting back plate, the bottom of the detection instrument main body is provided with the detection head, and the rear side of the detection instrument main body is provided with the mounting back plate. Through the detachable design between the detector main body and the mounting back plate, when the detector main body is mounted, the mounting back plate is fixed on a wall body through screws or expansion bolts and the like, then the detector main body and the mounting back plate are fixed through the fixing insertion block and the fixing sleeve block, and when the detector main body and the mounting back plate are detached, the detector main body and the mounting back plate are fixed through the fixing insertion block and the fixing sleeve block. According to the toxic and harmful gas safety detection instrument, the detector main body can be separated from the mounting back plate only by pressing the moving grooves in the two sides, so that the maintenance problem of the existing toxic and harmful gas safety detection instrument is solved, and the use convenience of the toxic and harmful gas safety detection instrument is greatly improved.

Description

Technical Field

[0001] The utility model application relates to the technical field of gas safety detection instruments, in particular to an industrial toxic and harmful gas safety detection instrument. Background Art

[0002] Toxic gas detectors can be used to detect the concentration of toxic gases in the fields of petroleum, chemical industry, and pharmaceutical industry in real time to ensure the safety of workers. Toxic gas detectors are non-interference "intelligent" detectors produced by our company. The types of toxic gases that can be detected by this detector are wide and the detection range is wide. They are widely used in various petroleum, petrochemical, and chemical production equipment areas.

[0003] In order to ensure the safety of the gas environment in the factory, many industrial sites will install toxic and harmful gas safety detection instruments in the factory. In order to ensure the accuracy of the toxic and harmful gas safety detection instruments during detection, regular alignment and experimental detection are required to ensure the sensitivity of the instrument. However, since most toxic and harmful gas safety detection instruments are directly fixed on the wall during installation, the position needs to be adjusted according to the installation height of the instrument each time it is tested, which makes it very inconvenient to test and repair the toxic and harmful gas safety detection instruments. Summary of the invention

[0004] In order to solve the problems of existing toxic and harmful gas safety detection instruments during maintenance, the utility model provides an industrial toxic and harmful gas safety detection instrument to solve the above problems.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An industrial toxic and harmful gas safety detection instrument comprises a detector body, a detection head and a mounting back plate, wherein the detection head is arranged at the bottom of the detector body, the mounting back plate is arranged at the rear side of the detector body, and mounting holes are provided at the corners of the mounting back plate, a fixed sleeve is fixed at the center position of the surface of the mounting back plate close to the detector body, and a fixed groove is provided inside the fixed sleeve, a fixed plug-in block is slidably inserted inside the fixed groove, and one end of the fixed plug-in block extending to the outside of the fixed sleeve block is fixed to the rear wall of the detector body, and limit components are provided on both sides of the fixed groove.

[0007] Furthermore, a fixing cover is fixed on the upper outer surface of the detection head, and a connecting screw sleeve is threadedly provided on the fixing cover, a protective net is fixed on one end of the connecting screw sleeve away from the fixing cover, and the protective net cover is arranged on the outside of the detection head.

[0008] Furthermore, the limit assembly includes a limit block, a connecting block, a pressing block, a slider and a spring. The fixed sleeve blocks on both sides of the fixed plug block are slidably arranged with limit blocks, and the fixed sleeve block at the bottom of the limit block is slidably arranged with a connecting block, and the fixed sleeve block at the bottom of the connecting block is slidably arranged with a pressing block, and the limit block and the connecting block are provided with a movable groove, and the movable groove is slidably sleeved with a fixed rod, and a spring is symmetrically fixed between the fixed rod near the fixed groove and the side wall of the movable groove near the fixed groove in the limit block, and both ends of each of the fixed rods are fixed inside the fixed sleeve block, and the two pressing blocks are located at the bottom of the inner end of the fixed sleeve block and are fixed with a slider, and a spring is symmetrically fixed between the outer side of the slider and the inner wall of the fixed sleeve block.

[0009] Furthermore, a movable groove cooperating with the limiting block, the connecting block and the pressing block is provided inside the fixing sleeve block, and both ends of each fixing rod are fixed on the side wall of the movable groove.

[0010] Furthermore, the fixing groove is a "convex" shape with a top opening that cooperates with the fixing plug block, and the fixing plug block has slots on both sides that cooperate with the limit block.

[0011] Furthermore, the tops of the opposite sides of the two limit blocks are arranged to be inclined in a "V"-shaped shape, the bottom of the limit block away from the fixed groove end is arranged to be inclined in an "eight"-shaped shape that cooperates with the connecting block, and the bottoms of the two connecting blocks are arranged to be inclined in a "V"-shaped shape that cooperates with the pressing block.

[0012] Furthermore, the movable groove inside the limit block is arranged horizontally, and the movable grooves inside the two connecting blocks are arranged vertically. A sliding rod is slidably sleeved in each of the sliders and springs, and both ends of the sliding rod are fixed on the inner wall of the fixed sleeve block.

[0013] Furthermore, the inner diameters of the fixing cover, the connecting screw sleeve and the protective net are all larger than the outer diameter of the detection head, and the height inside the protective net is larger than the height from the fixing cover to the bottom of the detection head.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. In the utility model, through the detachable design between the detector body and the mounting back plate, when installing the detector body, the mounting back plate is fixed to the wall by screws or expansion bolts, and then the detector body and the mounting back plate are fixed by fixed plug blocks and fixed sleeve blocks. When splitting, the detector body can be separated from the mounting back plate by pressing the movable grooves on both sides, which solves the problems of existing toxic and harmful gas safety detection instruments during maintenance and greatly improves the convenience of using toxic and harmful gas safety detection instruments.

[0016] 2. In the utility model, the detection head is protected by a protective net to prevent blockage caused by external debris and flying insects falling on the bottom of the detection head, so that the outside air can enter the detection head in time to facilitate the sensor inside the detection head to perform detection, and the detachable design between the connecting screw sleeve and the fixed cover allows the protective net to be removed for cleaning to ensure the ventilation of the bottom of the detection head. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0018] Figure 1 It is a schematic front view of the structure of a gas safety detection instrument according to an embodiment of the present application;

[0019] Figure 2 yes Figure 1 A schematic diagram of the back view of the gas safety detection instrument when the structure is disassembled in the illustrated embodiment;

[0020] Figure 3 yes Figure 1 A schematic front view of the mounting assembly structure in the illustrated embodiment;

[0021] Figure 4 yes Figure 1 A schematic front cross-sectional view of the mounting assembly structure in the illustrated embodiment.

[0022] The meanings of the reference numerals in the figure are as follows: 1. Detector body; 2. Detection head; 3. Mounting back plate; 4. Fixed sleeve block; 5. Fixed plug block; 6. Fixed slot; 7. Limit block; 8. Connecting block; 9. Pressing block; 10. Moving slot; 11. Fixed rod; 12. Sliding block; 13. Sliding rod; 14. Spring; 15. Fixed cover; 16. Connecting screw sleeve; 17. Protective net. DETAILED DESCRIPTION

[0023] In order to make the purpose, features, and advantages of the present application more obvious and easy to understand, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the embodiments described below are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0024] Reference Figure 1 , Figure 2 , Figure 3 and Figure 4 , an industrial toxic and harmful gas safety detection instrument, comprising a detector body 1, a detection head 2 and a mounting back plate 3, the detector body 1 is provided with a detection head 2 at the bottom, the detector body 1 is provided with a mounting back plate 3 at the rear side, and the mounting back plate 3 is provided with mounting holes at the corners, a fixed sleeve 4 is fixed at the center of the surface of the mounting back plate 3 close to the detector body 1, and a fixed groove 6 is provided inside the fixed sleeve 4, a fixed plug-in block 5 is slidably inserted inside the fixed groove 6, the fixed groove 6 is a "convex" shape with a top opening that cooperates with the fixed plug-in block 5, and card grooves that cooperate with the limit blocks 7 are provided on both sides of the fixed plug-in block 5, and one end of the fixed plug-in block 5 extending to the outside of the fixed sleeve 4 is fixed on the rear wall of the detector body 1, and limit components are provided on both sides of the fixed groove 6;

[0025] The limiting assembly includes a limiting block 7, a connecting block 8, a pressing block 9, a slider 12 and a spring 14. The fixed sleeve blocks 4 on both sides of the fixed plug block 5 are slidably provided with limiting blocks 7, and the fixed sleeve blocks 4 at the bottom of the limiting block 7 are slidably provided with a connecting block 8, and the fixed sleeve blocks 4 at the bottom of the connecting block 8 are slidably provided with a pressing block 9. The tops of the opposite sides of the two limiting blocks 7 are set to be inclined in a "V"-shaped edge, and the bottom of the limiting block 7 away from the fixed groove 6 is set to be inclined in an "eight"-shaped edge that cooperates with the connecting block 8. The bottoms of the two connecting blocks 8 are both set to be inclined in a "V"-shaped edge that cooperates with the pressing block 9. The fixed sleeve block 4 is provided with a movable groove that cooperates with the limiting block 7, the connecting block 8 and the pressing block 9, and both ends of each fixed rod 11 are fixed in the movable groove On the side wall, a movable groove 10 is opened inside the limit block 7 and the connecting block 8, and a fixed rod 11 is slidably sleeved inside the movable groove 10. A spring 14 is symmetrically fixed between the fixed rod 11 near the fixed groove 6 side in the limit block 7 and the side wall of the movable groove 10 near the fixed groove 6. Both ends of each fixed rod 11 are fixed inside the fixed sleeve block 4. The two pressing blocks 9 are located at the bottom of the inner end of the fixed sleeve block 4 and are fixed with a slider 12, and a spring 14 is symmetrically fixed between the outer side of the slider 12 and the inner wall of the fixed sleeve block 4. The movable groove 10 inside the limit block 7 is horizontally arranged, and the movable grooves 10 inside the two connecting blocks 8 are vertically arranged. A sliding rod 13 is slidably sleeved in each slider 12 and spring 14, and both ends of the sliding rod 13 are fixed on the inner wall of the fixed sleeve block 4.

[0026] When the locking cam 7 is fully inserted into the fixing groove 6, the limit block 7 is aligned with the card slot, and the spring 14 pushes the pressing block 9 to move outward. At this time, the push of the pressing block 9 to push the connecting block 8 is released, and the spring 14 inside the limit block 7 pushes the two limit blocks 7 to move relative to each other and insert into the card slot, so as to limit the fixing block 5. When disassembling, press the two pressing blocks 9 relatively, so that the pressing block 9 pushes the connecting block 8 to move up, and the connecting block 8 moves up to push the limit block 7 to move to both sides. After the limit block 7 is moved out of the card slot, the detector body 1 can be held to remove the fixing block 5 from the top of the fixing groove 6.

[0027] As an optimization solution, Figure 1 and Figure 2 As shown, a fixing cover 15 is fixed to the upper outer surface of the detection head 2, and a connecting screw sleeve 16 is threadedly provided on the fixing cover 15, a protective net 17 is fixed to the end of the connecting screw sleeve 16 away from the fixing cover 15, and the protective net 17 is covered on the outside of the detection head 2, the inner circle diameters of the fixing cover 15, the connecting screw sleeve 16 and the protective net 17 are all larger than the outer circle diameter of the detection head 2, and the height inside the protective net 17 is larger than the height from the fixing cover 15 to the bottom of the detection head 2.

[0028] Specifically, when the detection head 2 is in normal use, the outer protective net 17 can be aligned for protection to prevent flying insects and debris from falling on the bottom of the detection head 2. When the surface of the protective net 17 is dirty, the connecting screw sleeve 16 is twisted to separate it from the fixing cover 15, and the protective net 17 can be removed for cleaning or replacement.

[0029] It will be apparent to those skilled in the art that the present application is not limited to the details of the exemplary embodiments described above, and that the present application can be implemented in other specific forms without departing from the spirit or essential features of the present application. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the present application is defined by the appended claims rather than the above description, and it is intended that all changes within the meaning and scope of the equivalent elements of the claims be included in the present application. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0030] As described above, the above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. An industrial toxic and harmful gas safety detection instrument, comprising a detector body (1), a detection head (2) and a mounting back plate (3), wherein the bottom of the detector body (1) is provided with a detection head (2), the rear side of the detector body (1) is provided with a mounting back plate (3), and the corners of the mounting back plate (3) are all provided with mounting holes, characterized in that: A fixed sleeve (4) is fixed at the center of the surface of the mounting back plate (3) close to the detector body (1), and a fixed groove (6) is provided inside the fixed sleeve (4), a fixed plug-in block (5) is slidably inserted inside the fixed groove (6), and one end of the fixed plug-in block (5) extending to the outside of the fixed sleeve (4) is fixed to the rear wall of the detector body (1), and limit assemblies are provided on both sides of the fixed groove (6).

2. The industrial toxic and harmful gas safety detection instrument according to claim 1 is characterized in that: A fixing cover (15) is fixed on the outer surface of the upper part of the detection head (2), and a connecting screw sleeve (16) is threadedly sleeved on the fixing cover (15), a protective net (17) is fixed on one end of the connecting screw sleeve (16) away from the fixing cover (15), and the protective net (17) is covered on the outside of the detection head (2).

3. The industrial toxic and harmful gas safety detection instrument according to claim 1 is characterized in that: The limit assembly comprises a limit block (7), a connecting block (8), a pressing block (9), a sliding block (12) and a spring (14); the fixed sleeve blocks (4) on both sides of the fixed plug block (5) are slidably provided with the limit blocks (7); the fixed sleeve block (4) at the bottom end of the limit block (7) is slidably provided with the connecting block (8); the fixed sleeve block (4) at the bottom end of the connecting block (8) is slidably provided with the pressing block (9); the limit block (7) and the connecting block (8) are both provided with moving grooves (10); and the moving grooves (10) are all slidably sleeved with fixed rods (11) inside, and springs (14) are symmetrically fixed between the fixed rod (11) near the fixed groove (6) side in the limit block (7) and the side wall of the movable groove (10) near the fixed groove (6), and both ends of each fixed rod (11) are fixed inside the fixed sleeve block (4), and the two pressing blocks (9) are located at the bottom of the inner end of the fixed sleeve block (4) and are fixed with sliders (12), and springs (14) are symmetrically fixed between the outer side of the slider (12) and the inner wall of the fixed sleeve block (4).

4. The industrial toxic and harmful gas safety detection instrument according to claim 3 is characterized by: The fixed sleeve block (4) is provided with a movable groove cooperating with the limit block (7), the connecting block (8) and the pressing block (9), and both ends of each fixed rod (11) are fixed on the side wall of the movable groove.

5. The industrial toxic and harmful gas safety detection instrument according to claim 3 is characterized by: The fixing groove (6) is a "convex" shape with an open top that cooperates with the fixing plug block (5), and the fixing plug block (5) has slots on both sides that cooperate with the limit block (7).

6. The industrial toxic and harmful gas safety detection instrument according to claim 3 is characterized by: The tops of the opposite sides of the two limit blocks (7) are arranged in an inclined shape of a "V"-shaped edge, the bottom of the limit block (7) away from the fixing groove (6) is arranged in an inclined shape of an "eight"-shaped edge that cooperates with the connecting block (8), and the bottoms of the two connecting blocks (8) are arranged in an inclined shape of a "V"-shaped edge that cooperates with the pressing block (9).

7. The industrial toxic and harmful gas safety detection instrument according to claim 3 is characterized by: The movable groove (10) inside the limit block (7) is arranged horizontally, and the movable grooves (10) inside the two connecting blocks (8) are arranged vertically. A sliding rod (13) is slidably sleeved inside each of the sliders (12) and the spring (14), and both ends of the sliding rod (13) are fixed on the inner wall of the fixed sleeve block (4).

8. The industrial toxic and harmful gas safety detection instrument according to claim 2 is characterized by: The inner diameters of the fixing cover (15), the connecting screw sleeve (16) and the protective net (17) are all larger than the outer diameter of the detection head (2), and the height inside the protective net (17) is larger than the height between the fixing cover (15) and the bottom of the detection head (2).

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