Alarm device for petrochemical engineering safety detection

Abstract

The utility model discloses an alarm device for petrochemical engineering safety detection, and relates to the technical field of alarm devices. The device comprises a U-shaped frame, two supporting rotating shafts are rotationally installed on the U-shaped frame, rotating wheel rings are fixedly arranged on the two supporting rotating shafts in a sleeved mode, a driving mechanism is arranged on the side wall of the U-shaped frame, one side of the driving mechanism is connected with one supporting rotating shaft, a moving guide mechanism is arranged on the lower side of the U-shaped frame, and the moving guide mechanism is connected with the driving mechanism. A base block is arranged on the U-shaped frame, a containing groove is formed in the side wall of the base block, connecting holes are symmetrically formed in the positions, located on the two sides of the containing groove, of the base block, and ventilation mechanisms are arranged in the two connecting holes. According to the utility model, the detector can be moved to any position for detection by laying the U-shaped guide frame with the specified length in advance, so that the detection of a petrochemical industry production area is more comprehensive, and the emergency timeliness of a dangerous area is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of alarm devices, in particular to an alarm device for safety detection in petrochemical industry. Background Art

[0002] Petrochemical industry is an important part of the chemical industry and plays an important role in the development of the national economy. It is one of the pillar industries in my country. The petrochemical industry contains many toxic gases. If the operators inhale the toxic gases into the body, it will cause serious consequences. Most of the safety detection devices in the prior art are set at fixed locations, which is not only inconvenient to move, but also inconvenient to install detection and alarm devices in high areas of petrochemicals, resulting in incomplete detection. For this reason, an alarm device for petrochemical safety detection is proposed. Utility Model Content

[0003] The purpose of the utility model is to solve the problem that most safety detection devices are set at fixed locations, which is not only inconvenient to move, but also inconvenient to install detection and alarm devices in high areas of petrochemical industry, thus resulting in incomplete detection. The utility model provides an alarm device for petrochemical safety detection.

[0004] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0005] An alarm device for petrochemical safety detection comprises a U-shaped frame, on which two supporting shafts are rotatably mounted, and rotating wheel rings are fixedly sleeved on the two supporting shafts, a driving mechanism is arranged on the side wall of the U-shaped frame, and one side of the driving mechanism is connected to one of the supporting shafts, a moving guide mechanism is arranged on the lower side of the U-shaped frame, and a base block is arranged on the U-shaped frame, a receiving groove is provided on the side wall of the base block, and connecting holes are symmetrically provided on both sides of the receiving groove on the base block, ventilation mechanisms are arranged in the two connecting holes, and an alarm mechanism is arranged in the receiving groove.

[0006] Preferably, the driving mechanism includes a support tube, one end of the support tube is fixedly mounted on the U-shaped frame, and the support tube is sleeved on the outside of the support shaft, the other end of the support tube is fixedly mounted with a connecting plate, and a power supply is fixedly mounted on the connecting plate, a driving motor is fixedly mounted on the side wall of the connecting plate, and one end of the output shaft of the driving motor is connected to the support shaft, and the driving motor and the power supply are set to be electrically connected.

[0007] Preferably, the movable guide mechanism comprises a U-shaped guide frame, a sliding strip opening is opened on the side wall of the U-shaped guide frame, and the support tube is inserted and installed in the sliding strip opening.

[0008] Preferably, the ventilation mechanism includes two L-shaped air cylinders, which are respectively plugged into two connecting holes, one of which has an air pump fixedly installed on its side wall, and the other has a gas one-way valve fixedly installed on its side wall.

[0009] Preferably, the alarm mechanism includes a detector, an assembly groove is opened on the side wall of the accommodating groove, one side of the detector is fixedly installed in the assembly groove, a threading hole is opened on the side wall of the base block, and an alarm is fixedly installed on the base block, and the alarm and the detector are arranged to be electrically connected.

[0010] Preferably, the notch of the accommodating groove is arranged in a stepped shape, and a sealing plate is arranged in the accommodating groove, and a fastening screw is arranged between the sealing plate and the base block.

[0011] The beneficial effects of the utility model are as follows:

[0012] 1. In the utility model, when the device is running in the processing area of ​​petrochemical industry, the driving motor on the connecting plate is started, so that the driving motor drives the supporting shaft and the rotating wheel ring to rotate, so that the rotating wheel ring drives the U-shaped frame to move in the U-shaped guide frame, so that the detector in the base block can follow the U-shaped frame and move along the U-shaped guide frame. In this way, the detector can be moved to any position for detection by pre-laying the U-shaped guide frame of a specified length, so that the detection of the petrochemical production area can be more comprehensive, and the timeliness of emergency response in dangerous areas can be effectively improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a front view schematic diagram of the overall three-dimensional connection structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the three-dimensional connection structure between the base block and the U-shaped frame in the utility model;

[0015] Figure 3 It is a schematic diagram of the three-dimensional connection structure of the U-shaped frame and the driving mechanism in the utility model;

[0016] Figure 4 It is a partial cross-sectional three-dimensional structural schematic diagram of the base block in the utility model.

[0017] Figure numerals: 1. U-shaped frame; 2. rotating wheel ring; 3. connecting plate; 4. driving motor; 5. power supply; 6. U-shaped guide frame; 7. sliding strip mouth; 8. base block; 9. receiving groove; 10. sealing plate; 11. alarm; 12. L-shaped suction cylinder; 13. threading hole; 14. supporting tube; 15. connecting hole; 16. suction pump; 17. fastening screw; 18. assembly groove; 19. detector; 20. gas one-way valve; 21. supporting shaft. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0019] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0021] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They 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 orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0022] like Figure 1-4 As shown, an alarm device for safety detection in petrochemical industry comprises a U-shaped frame 1, on which two supporting shafts 21 are rotatably mounted, on which both supporting shafts 21 are fixedly sleeved with rotating wheel rings 2, and on the side wall of the U-shaped frame 1 a driving mechanism is arranged, the driving mechanism comprises a supporting tube 14, one end of the supporting tube 14 is fixedly mounted on the U-shaped frame 1, and the supporting tube 14 is sleeved on the outside of the supporting shaft 21, a connecting plate 3 is fixedly mounted on the other end of the supporting tube 14, and a power supply 5 is fixedly mounted on the connecting plate 3, a driving motor 4 is fixedly mounted on the side wall of the connecting plate 3, and one end of the output shaft of the driving motor 4 is connected to the supporting shaft 21, and the driving motor 4 and the power supply 5 are arranged to be electrically connected, and the driving motor 4 on the connecting plate 3 is started, so that the driving motor 4 drives the supporting shaft 21 and the rotating wheel ring 2 to rotate, so that the rotating wheel ring 2 drives the U-shaped frame 1 to move in the U-shaped guide frame 6.

[0023] A movable guide mechanism is provided at the lower side of the U-shaped frame 1, and the movable guide mechanism includes a U-shaped guide frame 6. A sliding strip opening 7 is opened on the side wall of the U-shaped guide frame 6. The support tube 14 is inserted and installed in the sliding strip opening 7. The length of the U-shaped guide frame 6 is pre-laid according to the position of the detection area to be detected, so that the detection equipment can be moved to any specified position that needs to be detected in the petrochemical area.

[0024] A base block 8 is provided on the U-shaped frame 1, and a receiving groove 9 is provided on the side wall of the base block 8, and connecting holes 15 are symmetrically provided on both sides of the receiving groove 9 on the base block 8, and ventilation mechanisms are provided in the two connecting holes 15. The ventilation mechanisms include two L-shaped suction cylinders 12, and the two L-shaped suction cylinders 12 are respectively plugged and installed in the two connecting holes 15. An air pump 16 is fixedly installed on the side wall of one of the L-shaped suction cylinders 12, and a gas one-way valve 20 is fixedly installed on the side wall of the other L-shaped suction cylinder 12. The set air pump 16 is started, so that the air pump 16 is used to suck the external gas into the receiving groove 9 through one of the L-shaped suction cylinders 12, and then accumulates to a certain extent in the receiving groove 9, so that the detection equipment can better alarm and predict the possible accumulated concentration, thereby avoiding the alarm after the danger occurs, and can reserve more processing time for the staff. After the gas accumulates to a certain pressure, the gas pressure will open the gas one-way valve 20, so as to detect the air in other areas.

[0025] An alarm mechanism is arranged in the receiving groove 9. The notch of the receiving groove 9 is arranged in a stepped shape, and a sealing plate 10 is arranged in the receiving groove 9. A fastening screw 17 is arranged between the sealing plate 10 and the base block 8. By arranging a detachable sealing plate 10, it is convenient for maintenance personnel to repair and assemble the alarm mechanism. The alarm mechanism includes a detector 19. An assembly groove 18 is opened on the side wall of the receiving groove 9. One side of the detector 19 is fixedly installed in the assembly groove 18. A threading hole 13 is opened on the side wall of the base block 8, and an alarm 11 is fixedly installed on the base block 8. The alarm 11 and the detector 19 are arranged to be electrically connected. When the airflow passes through the receiving groove 9, the detector 19 in the assembly groove 18 detects the flowing airflow, so that when the exhaust gas exceeds the standard, an audible and visual alarm signal is generated through the alarm 11.

[0026] In summary: when conducting inspection in the processing area of ​​petrochemical industry, start the driving motor 4 on the connecting plate 3, so that the driving motor 4 drives the supporting shaft 21 and the rotating wheel ring 2 to rotate, so that the rotating wheel ring 2 will drive the U-shaped frame 1 to move in the U-shaped guide frame 6, so that the detector 19 in the base block 8 can follow the U-shaped frame 1 to move along the U-shaped guide frame 6, start the detector 19 and the suction pump 16 in the base block 8, and use the suction pump 16 to suck the external gas into the receiving groove 9 through one of the L-shaped suction cylinders 12, and then accumulate it to a certain extent in the receiving groove 9, and the detector 19 in the assembly groove 18 detects the flowing airflow, so that when the exhaust gas exceeds the standard, an audible and visual alarm signal is generated through the alarm 11, and when the gas accumulates to a certain pressure, the gas pressure will open the gas one-way valve 20 to discharge the detected gas, and then the air in other areas is inspected, so that the detector 19 can be moved to any position for inspection by pre-laying a U-shaped guide frame 6 of a specified length.

[0027] The above description enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An alarm device for petrochemical safety detection, characterized in that: The invention comprises a U-shaped frame (1), two supporting shafts (21) are rotatably mounted on the U-shaped frame (1), a rotating wheel ring (2) is fixedly sleeved on the two supporting shafts (21), a driving mechanism is arranged on the side wall of the U-shaped frame (1), and one side of the driving mechanism is connected to one of the supporting shafts (21), a moving guide mechanism is arranged on the lower side of the U-shaped frame (1), and a base block (8) is arranged on the U-shaped frame (1), a receiving groove (9) is arranged on the side wall of the base block (8), and connecting holes (15) are symmetrically arranged on both sides of the receiving groove (9) on the base block (8), a ventilation mechanism is arranged in the two connecting holes (15), and an alarm mechanism is arranged in the receiving groove (9).

2. The petrochemical safety detection alarm device according to claim 1, characterized in that: The driving mechanism comprises a support tube (14), one end of the support tube (14) is fixedly mounted on the U-shaped frame (1), and the support tube (14) is sleeved on the outside of the support shaft (21), the other end of the support tube (14) is fixedly mounted with a connecting plate (3), and a power supply (5) is fixedly mounted on the connecting plate (3), a driving motor (4) is fixedly mounted on the side wall of the connecting plate (3), and one end of the output shaft of the driving motor (4) is connected to the support shaft (21), and the driving motor (4) and the power supply (5) are arranged to be electrically connected.

3. The petrochemical safety detection alarm device according to claim 2, characterized in that: The movable guide mechanism comprises a U-shaped guide frame (6), a sliding strip opening (7) is provided on the side wall of the U-shaped guide frame (6), and the support tube (14) is inserted and installed in the sliding strip opening (7).

4. The petrochemical safety detection alarm device according to claim 1, characterized in that: The ventilation mechanism comprises two L-shaped air suction cylinders (12), which are respectively inserted and installed in two connecting holes (15), a suction pump (16) is fixedly installed on the side wall of one of the L-shaped air suction cylinders (12), and a gas one-way valve (20) is fixedly installed on the side wall of the other L-shaped air suction cylinder (12).

5. The petrochemical safety detection alarm device according to claim 1, characterized in that: The alarm mechanism comprises a detector (19), an assembly groove (18) is provided on the side wall of the receiving groove (9), one side of the detector (19) is fixedly installed in the assembly groove (18), a threading hole (13) is provided on the side wall of the base block (8), and an alarm (11) is fixedly installed on the base block (8), and the alarm (11) and the detector (19) are arranged to be electrically connected.

6. The petrochemical safety detection alarm device according to claim 1, characterized in that: The notch of the receiving groove (9) is arranged in a stepped shape, and a sealing plate (10) is arranged in the receiving groove (9), and a fastening screw (17) is arranged between the sealing plate (10) and the base block (8).

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