Toxic and harmful gas detection device

Abstract

The utility model relates to the related technical field of harmful gas detection, in particular to a poisonous and harmful gas detection device which comprises a fixing plate, a gas detection device and a gas detection device, and the top of the fixing plate is fixedly connected with a top plate; a lifting table is arranged on one face of the fixing plate, two guide rails are arranged between the lifting table and the fixing plate, the guide rails are fixedly connected with the fixing plate and the top plate, lifting blocks are arranged at the positions, close to the guide rails, of the lifting table, and the lifting blocks are connected with the guide rails in a sliding mode. Under the cooperative action of the lifting platform, the guide rail, the lifting block, the protection mechanism and the alarm mechanism, when poisonous and harmful gas is detected, the lifting platform can be controlled to drive a worker to ascend to a safe height, safety accidents caused by the fact that the worker inhales a large amount of poisonous and harmful gas are avoided, and the safety of the worker is improved due to the fact that the poisonous and harmful gas ascends slowly. And long rescue time can be provided for workers.

Description

Technical Field

[0001] The utility model relates to the technical field related to harmful gas detection, in particular to a toxic and harmful gas detection device. Background Art

[0002] A gas detector is a device that detects the components in a gas. It is used in many environments, such as production operations, life, environmental protection, or emergency rescue.

[0003] The utility model patent with announcement number CN220878134U discloses a toxic and harmful gas detection device, which belongs to the technical field related to harmful gas detection devices, and aims to solve the problem in the prior art that dust and impurities will be brought into the detection instrument when the gas passes through the pipeline, which not only affects the accuracy of the detection data, but also easily causes damage to the body. The utility model patent comprises a shell, one side of the shell is provided with an air inlet, the other side of the shell is provided with an exhaust port, the inner cavity of the shell is provided with a partition, the left side of the partition is provided with a mounting plate, a harmful gas sensor is installed on the mounting plate, a filter box is provided at the bottom of the partition, a filter net and a purification layer are provided in the filter box, and the dust and harmful substances in the detection gas can be intercepted and filtered by the filter net and purification layer provided in the filter box, so as to prevent the continuous pollution of harmful gases, thereby achieving the purpose of air purification while detecting, and greatly increasing the practicality compared with the prior art.

[0004] However, the above patent still has shortcomings: although the patent can intercept and filter dust and harmful substances in the detected gas, it does not have the function of automatically alarming and driving workers to rise to a safe height when toxic and harmful gases are detected. Since toxic and harmful gases rise relatively slowly, it does not provide workers with a longer rescue time. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a toxic and harmful gas detection device to solve the problem proposed in the above background technology that it does not have the function of automatically alarming when toxic and harmful gases are detected and driving workers to rise to a safe height. Since toxic and harmful gases rise relatively slowly, it can provide workers with a longer rescue time.

[0006] The technical solution of the utility model is:

[0007] A toxic and harmful gas detection device comprises: a fixed plate, the top of which is fixedly connected to a top plate; a lifting platform is arranged on one side of the fixed plate, two guide rails are arranged between the lifting platform and the fixed plate, the guide rails are fixedly connected to the fixed plate and the top plate, lifting blocks are arranged near the guide rails, and the lifting blocks are slidably connected to the guide rails respectively; a protection mechanism for controlling the lifting platform to perform emergency lifting is arranged inside the lifting block; an alarm mechanism for detecting toxic and harmful gases is arranged at the bottom of the lifting platform.

[0008] Preferably, the protection mechanism includes: the interior of the lifting block is threadedly connected with a screw, the bottom end of the screw is rotatably connected to the guide rail, the top end of the screw passes through the guide rail and the top plate and extends to the first bevel gear, and the first bevel gear is fixedly connected to the screw; the adjacent sides of the two first bevel gears are meshed with a second bevel gear, the center of the second bevel gear is fixedly connected with a first rotating shaft, the end of the first rotating shaft away from the second bevel gear is fixedly connected to the output end of the dual-axis motor, and the dual-axis motor is fixedly connected to the top plate.

[0009] Preferably, the alarm mechanism includes: harmful gas detectors are fixedly connected to both sides of the bottom of the lifting platform, a controller is fixedly connected to the bottom center of the top plate, emergency lights are arranged on both sides of the controller, the emergency lights are fixedly connected to the top plate, an alarm is arranged at the bottom of the controller, and the alarm is fixedly connected to the fixed plate; the harmful gas detector, emergency light, alarm and dual-axis motor are all electrically connected to the controller.

[0010] Preferably, the emergency light includes a mounting base, a transparent acrylic cover, a rotating base, an LED lamp, a partition, red reflective paper and blue reflective paper; the bottom of the mounting base is fixedly connected to the transparent acrylic cover, a rotating base is arranged inside the transparent acrylic cover, both sides of the rotating base are fixedly connected to LED lamps, a partition is arranged between the two LED lamps, the partition is fixedly connected to the rotating base, one side of the partition is fixedly connected to the red reflective paper, and the other end of the partition is fixedly connected to the blue reflective paper; a linkage mechanism for controlling the flashing of the emergency light is arranged at the top center of the rotating base.

[0011] Preferably, the linkage mechanism includes: a second rotating shaft is fixedly connected at the top center of the rotating seat, the top of the second rotating shaft passes through the mounting seat and extends to the third bevel gear, the third bevel gear is fixedly connected to the second rotating shaft, a fourth bevel gear is meshed with one side of the third bevel gear, and the third rotating shaft is fixedly connected at the center of the fourth bevel gear; one end of the third rotating shaft away from the fourth bevel gear passes through the mounting seat and extends to the first synchronous wheel, the first synchronous wheel is fixedly connected to the third rotating shaft, the first synchronous wheel is connected to the second synchronous wheel via a synchronous belt, and the second synchronous wheels are respectively fixed to the outer surfaces of the first rotating shaft.

[0012] Preferably, limit plates are provided on both sides of the alarm, the limit plates are fixedly connected to the fixing plates, and the bottoms of the limit plates are fixedly connected to rubber pads.

[0013] Preferably, four corners of the fixing plate are provided with mounting bolts, the mounting bolts all penetrate the fixing plate and extend to the inside of the wall, and the mounting bolts are all threadedly connected to the wall.

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

[0015] Firstly, through the cooperation of the lifting platform, guide rails, lifting blocks, protection mechanism and alarm mechanism, the utility model can control the lifting platform to drive workers to a safe height when toxic and harmful gases are detected, so as to prevent workers from inhaling large amounts of toxic and harmful gases and causing safety accidents. In addition, since toxic and harmful gases rise relatively slowly, a longer rescue time can be provided for the workers.

[0016] Secondly, the utility model can also alarm through the cooperation of strong light alarm and sound alarm through the cooperation of lifting platform, guide rail, lifting block, protection mechanism and alarm mechanism, which solves the problem that workers fail to receive the alarm due to distance or blind spots, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the toxic and harmful gas detection device of the utility model;

[0018] Figure 2 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0019] Figure 3 For the utility model Figure 1 The enlarged structural diagram at B in the middle;

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

[0021] Figure 5 This is a schematic diagram of the internal structure of the emergency light of the present utility model.

[0022] In the figure:

[0023] 1. Fixed plate; 2. Top plate; 3. Lifting platform; 4. Guide rail; 5. Lifting block; 6. Protection mechanism; 7. Alarm mechanism; 8. Screw; 9. First bevel gear; 10. Second bevel gear; 11. First rotating shaft; 12. Double-axis motor; 13. Harmful gas detector; 14. Controller; 15. Emergency light; 16. Alarm; 17. Mounting seat; 18. Transparent acrylic cover; 19. Rotating seat; 20. LED light; 21. Partition; 22. Red reflective paper; 23. Blue reflective paper; 24. Linkage mechanism; 25. Second rotating shaft; 26. Third bevel gear; 27. Fourth bevel gear; 28. Third rotating shaft; 29. ​​First synchronous wheel; 30. Synchronous belt; 31. Second synchronous wheel; 32. Limiting plate; 33. Rubber pad; 34. Mounting bolts. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figures 1 to 5 The utility model describes the above technical solution in detail through the following embodiments:

[0026] A toxic and harmful gas detection device comprises: a fixed plate 1, the top of which is fixedly connected to a top plate 2; a lifting platform 3 is arranged on one side of the fixed plate 1, two guide rails 4 are arranged between the lifting platform 3 and the fixed plate 1, the guide rails 4 are fixedly connected to the fixed plate 1 and the top plate 2, lifting blocks 5 are arranged near the guide rails 4 of the lifting platform 3, and the lifting blocks 5 are respectively slidably connected to the guide rails 4; a protection mechanism 6 for controlling the lifting platform 3 to perform emergency lifting is arranged inside the lifting blocks 5; an alarm mechanism 7 for detecting toxic and harmful gases is arranged at the bottom of the lifting platform 3, when the alarm mechanism 7 detects toxic and harmful gases and gives an alarm, the control protection mechanism 6 drives the lifting block 5 inside the guide rail 4 to rise, and while the lifting block 5 rises, it drives the workers through the lifting platform 3 to lift the workers to a safe height, so as to avoid the workers from inhaling a large amount of toxic and harmful gases and causing safety accidents, and because the toxic and harmful gases rise relatively slowly, a longer rescue time can also be provided for the workers.

[0027] like Figure 4As shown, the protection mechanism 6 includes: the interior of the lifting block 5 is threadedly connected with a screw rod 8, the bottom end of the screw rod 8 is rotatably connected to the guide rail 4, the top end of the screw rod 8 passes through the guide rail 4 and the top plate 2 and extends to the first bevel gear 9, and the first bevel gear 9 is fixedly connected to the screw rod 8; the adjacent sides of the two first bevel gears 9 are meshed with the second bevel gear 10, and the center of the second bevel gear 10 is fixedly connected with the first rotating shaft 11, and the end of the first rotating shaft 11 away from the second bevel gear 10 is fixedly connected to the output end of the double-axis motor 12, and the double-axis motor 12 is fixedly connected to the top plate 2, and the double-axis motor 12 is started. The output ends on both sides of the double-axis motor 12 drive the first rotating shaft 11, the first rotating shaft 11 drives the second bevel gear 10, and the second bevel gear 10 drives the first bevel gear 9, and the first bevel gear 9 drives the screw rod 8 to rotate. The screw 8 rotates and drives the lifting block 5 at the same time, and the lifting block 5 rises through the cooperation of the guide rail 4.

[0028] like Figure 1 and Figure 2 As shown, the alarm mechanism 7 includes: harmful gas detectors 13 are fixedly connected to both sides of the bottom of the lifting platform 3, a controller 14 is fixedly connected to the bottom center of the top plate 2, emergency lights 15 are arranged on both sides of the controller 14, the emergency lights 15 are fixedly connected to the top plate 2, an alarm 16 is arranged at the bottom of the controller 14, and the alarm 16 is fixedly connected to the fixed plate 1; the harmful gas detector 13, the emergency light 15, the alarm 16 and the dual-axis motor 12 are all electrically connected to the controller 14, and the harmful gas detector 13 transmits the detection data to the inside of the controller 14 when the harmful gas is detected, and the controller 14 controls the emergency light 15, the alarm 16 and the dual-axis motor 12 to start at the same time, and the alarm can be carried out by the cooperation of strong light alarm and sound alarm, which solves the problem that the workers do not receive the alarm due to the distance or the blind spot of sight, and improves the practicality.

[0029] like Figure 5 As shown, the emergency light 15 includes a mounting base 17, a transparent acrylic cover 18, a rotating base 19, an LED lamp 20, a partition 21, a red reflective paper 22 and a blue reflective paper 23; the bottom of the mounting base 17 is fixedly connected with the transparent acrylic cover 18, the interior of the transparent acrylic cover 18 is provided with a rotating base 19, both sides of the rotating base 19 are fixedly connected with LED lamps 20, a partition 21 is provided between the two LED lamps 20, the partition 21 is fixedly connected to the rotating base 19, one side of the partition 21 is fixedly connected with the red reflective paper 22, and the other end of the partition 21 is fixedly connected with the blue reflective paper 23; a linkage mechanism 24 for controlling the flashing of the emergency light 15 is provided at the top center of the rotating base 19, the first rotating shaft 11 controls the rotating base 19 to rotate through the linkage mechanism 24, the rotating base 19 rotates to drive the partition 21, and the partition 21 can emit red and blue light with strong penetration through the cooperation of the LED lamp 20, the red reflective paper 22 and the blue reflective paper 23.

[0030] like Figure 5 As shown, the linkage mechanism 24 includes: a second rotating shaft 25 is fixedly connected at the top center of the rotating seat 19, the top end of the second rotating shaft 25 passes through the mounting seat 17 and extends to the third bevel gear 26, the third bevel gear 26 is fixedly connected to the second rotating shaft 25, a fourth bevel gear 27 is meshed on one side of the third bevel gear 26, and a third rotating shaft 28 is fixedly connected at the center of the fourth bevel gear 27; one end of the third rotating shaft 28 away from the fourth bevel gear 27 passes through the mounting seat 17 and extends to the first synchronous wheel 29, and the first synchronous wheel 29 is connected to the third rotating shaft 28. The first synchronous wheel 29 is fixedly connected with the second synchronous wheel 31 through a synchronous belt 30. The second synchronous wheels 31 are respectively fixed to the outer surface of the first rotating shaft 11. When the first rotating shaft 11 rotates, the second synchronous wheel 31 is driven. The second synchronous wheel 31 drives the first synchronous wheel 29 to rotate at high speed through the synchronous belt 30. When the first synchronous wheel 29 rotates, it drives the fourth bevel gear 27 through the third rotating shaft 28. The fourth bevel gear 27 drives the third bevel gear 26. The third bevel gear 26 drives the rotating seat 19 to rotate through the second rotating shaft 25.

[0031] like Figure 1 and Figure 3 As shown, limiting plates 32 are provided on both sides of the alarm 16, and the limiting plates 32 are fixedly connected to the fixed plate 1. The bottom of the limiting plates 32 is fixedly connected with rubber pads 33, which can limit the lifting height of the lifting platform 3, and the setting of the rubber pads 33 can provide buffering when the lifting platform 3 contacts the limiting plates 32.

[0032] like Figure 1 As shown, mounting bolts 34 are provided at the four corners of the fixing plate 1. The mounting bolts 34 penetrate the fixing plate 1 and extend to the inside of the wall. The mounting bolts 34 are threadedly connected to the wall, which is convenient for the user to install the device on the wall. The installation is relatively stable and not easy to separate and fall off.

[0033] Working principle: When the harmful gas detector 13 detects harmful gas, it transmits the detection data to the inside of the controller 14. The controller 14 controls the emergency light 15, the alarm 16 and the dual-axis motor 12 to start at the same time. The alarm can be made by the cooperation of strong light alarm and sound alarm, which solves the problem that the workers do not receive the alarm due to the distance or blind spot of vision, and improves practicality. The output ends on both sides of the dual-axis motor 12 drive the first rotating shaft 11, the first rotating shaft 11 drives the second bevel gear 10, the second bevel gear 10 drives the first bevel gear 9, and the first bevel gear 9 drives the screw 8 to rotate. When the screw 8 rotates, it drives the lifting block 5. The lifting block 5 rises through the cooperation of the guide rail 4. When the lifting block 5 rises, it drives the workers through the lifting platform 3 to lift the workers to a safe height to avoid safety accidents caused by workers inhaling a large amount of toxic and harmful gases. In addition, since the toxic and harmful gases rise relatively slowly, it can also provide workers with a longer rescue time.

[0034] When the first rotating shaft 11 rotates, the second synchronous wheel 31 is driven, and the second synchronous wheel 31 drives the first synchronous wheel 29 to rotate at high speed through the synchronous belt 30. When the first synchronous wheel 29 rotates, the fourth bevel gear 27 is driven through the third rotating shaft 28. The fourth bevel gear 27 drives the third bevel gear 26. The third bevel gear 26 drives the rotating seat 19 to rotate through the second rotating shaft 25. The rotation of the rotating seat 19 drives the partition 21. The partition 21 can emit red and blue light with strong penetration through the cooperation of the LED lamp 20, the red reflective paper 22 and the blue reflective paper 23.

[0035] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A toxic and harmful gas detection device, comprising: A fixed plate (1), the top of which is fixedly connected to a top plate (2); The invention is characterized in that a lifting platform (3) is provided on one side of the fixed plate (1), two guide rails (4) are provided between the lifting platform (3) and the fixed plate (1), the guide rails (4) are fixedly connected to the fixed plate (1) and the top plate (2), and lifting blocks (5) are provided near the guide rails (4) of the lifting platform (3), and the lifting blocks (5) are respectively slidably connected to the guide rails (4); The lifting block (5) is provided with a protection mechanism (6) inside for controlling the lifting platform (3) to perform emergency lifting; An alarm mechanism (7) for detecting toxic and harmful gases is arranged at the bottom of the lifting platform (3).

2. The toxic and harmful gas detection device according to claim 1, characterized in that: The protection mechanism (6) comprises: The interior of the lifting block (5) is threadedly connected with a screw rod (8), the bottom end of the screw rod (8) is rotatably connected to the guide rail (4), the top end of the screw rod (8) passes through the guide rail (4) and the top plate (2) and extends to the first bevel gear (9), and the first bevel gear (9) is fixedly connected to the screw rod (8); A second bevel gear (10) is meshed with each other on one adjacent side of the two first bevel gears (9); a first rotating shaft (11) is fixedly connected at the center of each of the second bevel gears (10); one end of the first rotating shaft (11) away from the second bevel gear (10) is fixedly connected to the output end of a dual-axis motor (12); and the dual-axis motor (12) is fixedly connected to the top plate (2).

3. The toxic and harmful gas detection device according to claim 2, characterized in that: The alarm mechanism (7) comprises: The two sides of the bottom of the lifting platform (3) are fixedly connected to harmful gas detectors (13); the center of the bottom of the top plate (2) is fixedly connected to a controller (14); emergency lights (15) are arranged on both sides of the controller (14); the emergency lights (15) are fixedly connected to the top plate (2); an alarm (16) is arranged at the bottom of the controller (14); and the alarm (16) is fixedly connected to the fixed plate (1); The harmful gas detector (13), the emergency light (15), the alarm (16) and the dual-axis motor (12) are all electrically connected to the controller (14).

4. The toxic and harmful gas detection device according to claim 3, characterized in that: The emergency light (15) comprises a mounting seat (17), a transparent acrylic cover (18), a rotating seat (19), an LED light (20), a partition (21), a red reflective paper (22) and a blue reflective paper (23); the bottom of the mounting seat (17) is fixedly connected to the transparent acrylic cover (18), a rotating seat (19) is arranged inside the transparent acrylic cover (18), both sides of the rotating seat (19) are fixedly connected to the LED lights (20), a partition (21) is arranged between the two LED lights (20), the partition (21) is fixedly connected to the rotating seat (19), one side of the partition (21) is fixedly connected to the red reflective paper (22), and the other end of the partition (21) is fixedly connected to the blue reflective paper (23); A linkage mechanism (24) for controlling the emergency light (15) to flash is arranged at the top center of the rotating seat (19).

5. The toxic and harmful gas detection device according to claim 4, characterized in that: The linkage mechanism (24) comprises: A second rotating shaft (25) is fixedly connected at the top center of the rotating seat (19); the top end of the second rotating shaft (25) passes through the mounting seat (17) and extends to the third bevel gear (26); the third bevel gear (26) is fixedly connected to the second rotating shaft (25); a fourth bevel gear (27) is meshed on one side of the third bevel gear (26); and a third rotating shaft (28) is fixedly connected at the center of the fourth bevel gear (27); One end of the third rotating shaft (28) away from the fourth bevel gear (27) passes through the mounting seat (17) and extends to the first synchronous wheel (29); the first synchronous wheel (29) is fixedly connected to the third rotating shaft (28); the first synchronous wheel (29) is connected to the second synchronous wheel (31) via a synchronous belt (30); and the second synchronous wheels (31) are respectively fixed to the outer surface of the first rotating shaft (11).

6. The toxic and harmful gas detection device according to claim 3, characterized in that: Limiting plates (32) are provided on both sides of the alarm (16), the limiting plates (32) are fixedly connected to the fixing plate (1), and the bottoms of the limiting plates (32) are fixedly connected to rubber pads (33).

7. The toxic and harmful gas detection device according to claim 1, characterized in that: The four corners of the fixing plate (1) are each provided with mounting bolts (34), the mounting bolts (34) each penetrate the fixing plate (1) and extend to the interior of the wall, and the mounting bolts (34) are each threadedly connected to the wall.

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