Explosion-proof inspection device for chemical safety management

Abstract

The utility model relates to the technical field of explosion-proof inspection, and discloses an explosion-proof inspection device for chemical safety management, which comprises a mounting frame, and a motor is fixedly mounted in the mounting frame through bolts; the rotating disc is arranged on the outer side of the mounting frame; the explosion-proof inspection device for chemical engineering safety management comprises a rotating disc, a plurality of sections of electric telescopic push rods, the electric telescopic push rods are fixedly installed on one side of the rotating disc, and an air inlet cover is fixedly installed at the output end of each electric telescopic push rod through a connecting plate. The explosion-proof inspection device for chemical engineering safety management has the advantages that synchronous rotation of the rotating disc enables the electric telescopic push rods and the air inlet cover to rotate synchronously; by means of the design, the detection flexibility is improved, the detection range is expanded, the detection effect is improved, the gas inlet cover can absorb the gas in a larger range, and the detection performance is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of explosion -proof inspection, specifically is a kind of explosion -proof inspection device for chemical safety management. BACKGROUND

[0002] With the rapid development of chemical industry in our country, the safety problem in chemical production process is increasingly valued, in the chemical production process, there are many flammable and explosive, toxic and harmful dangerous chemicals, these chemicals may leak, burn or explode in the storage, transportation and use process, seriously threaten the life safety and property safety

[0003] To prevent the occurrence of chemical accident, guarantee the safety of chemical production process, domestic and foreign chemical safety management technology has carried out a lot of research, at present, common chemical safety management measures include installing alarm device, monitoring equipment, ventilation equipment etc..Among these measures, explosion -proof inspection device is an important safety equipment, for detecting flammable and explosive gas in chemical environment, ensure that potential safety hazard is discovered and handled in time;

[0004] The existing inspection device is mostly directly fixed on the wall of factory, can only check certain position, and the inspection angle is limited, thereby reducing the effect of inspection, so we propose a kind of explosion -proof inspection device for chemical safety management to solve the above problems. INVENTION CONTENTS

[0005] In view of the deficiencies in the prior art, the utility model provides an explosion -proof inspection device for chemical safety management, solves the problem that the existing inspection device is mostly directly fixed on the wall of factory, can only check certain position, and the inspection angle is limited, thereby reducing the effect of inspection.

[0006] To achieve the above object, the utility model is realized by the following technical scheme: an explosion -proof inspection device for chemical safety management, including installation frame, the motor is fixedly installed in the installation frame by bolt;

[0007] Rotary disc, the rotary disc is arranged at the outside of installation frame;

[0008] Multi-section electric telescopic push rod, the multi-section electric telescopic push rod is fixedly installed on one side of rotary disc, and the output end of the multi-section electric telescopic push rod is fixedly installed with air inlet cover through the link plate;

[0009] Suction pump, the suction pump is located below multi-section electric telescopic push rod, and is fixedly connected through support plate and rotary disc;

[0010] Telescopic bellows, both ends of the telescopic bellows are fixedly connected with one end of air inlet cover and input end of suction pump respectively;

[0011] The gas explosion-proof detector is fixedly installed on the rotating disc.

[0012] Preferably, the output end of the air extraction pump penetrates the rotating disc and is close to the position of the detection end of the gas explosion-proof detector.

[0013] Preferably, the top end of the mounting frame is fixedly installed with a handle.

[0014] Preferably, a multifunctional fixing assembly is installed on the mounting frame to increase the diversification of the fixing of the mounting frame.

[0015] Preferably, the multifunctional fixing assembly comprises a screw rod rotating in the mounting frame through a bearing, the threads on the two ends of the outer side of the screw rod are designed in opposite structures, symmetrically arranged extrusion blocks are arranged on the mounting frame and are screwed on the screw rod through the threaded holes, a connecting plate is fixed on the inner side wall of the mounting frame, and the screw rod is rotationally connected with the connecting plate through a bearing.

[0016] A rectangular groove is arranged on the extrusion block, and a movable seat is arranged in the rectangular groove, the movable seat is rotationally connected with the extrusion block through a rotating shaft, an L-shaped plate is slidably arranged on the extrusion block, symmetrically arranged springs are fixed between the L-shaped plate and the extrusion block, and a strong magnet and a vacuum suction cup are fixedly installed at the two ends of the movable seat.

[0017] Preferably, a limiting sliding opening matched with the extrusion block is arranged on the mounting frame, the extrusion block can slide in the limiting sliding opening of the mounting frame, one side of the L-shaped plate is attached to the surface of the movable seat, a strip-shaped hole matched with the L-shaped plate is arranged on the extrusion block, the L-shaped plate slides in the strip-shaped hole of the extrusion block, a limiting block is fixed in the strip-shaped hole of the extrusion block, and a guide groove matched with the limiting block is arranged on the upper surface of the L-shaped plate.

[0018] Preferably, an intermittent rotating mechanism is installed between the motor and the rotating disc, the intermittent rotating mechanism comprises a driving disc fixed on the output end of the motor and a limiting protrusion fixed on one side of the driving disc, a driving pin is fixed on one end of the surface of the driving disc, a rotating disc is arranged above the driving disc, a main shaft is fixed between the rotating disc and the rotating disc, the main shaft and the mounting frame are rotationally connected through a bearing, a plurality of groups of annular equidistantly arranged driving grooves are arranged on the edge of the rotating disc, and a limiting groove matched with the limiting protrusion is arranged on the rotating disc at the position between two adjacent groups of driving grooves.

[0019] Advantages

[0020] The utility model provides a kind of anti-explosion inspection device for chemical safety management.Compared with prior art, it has the following beneficial effects:

[0021] The anti-explosion inspection device for chemical safety management, the synchronous rotation of the rotating disc enables the multi-section electric telescopic push rod and the air inlet cover to rotate synchronously, thereby sampling gas at different positions. This design not only increases the flexibility of detection, but also expands the detection range and improves the detection effect. The air inlet cover can absorb gas in a larger range, further improving the detection performance. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 It is a main view of the overall structure of the utility model;

[0024] Figure 3 It is a schematic diagram of the structure of the vacuum chuck and the movable seat and other connecting parts of the utility model;

[0025] Figure 4 It is a schematic diagram of the structure of the intermittent rotating mechanism of the utility model.

[0026] In the figure: 101, mounting frame; 102, motor; 103, rotating disc; 104, multi-section electric telescopic push rod; 105, air inlet cover; 106, telescopic corrugated pipe; 107, air pump; 108, gas explosion-proof detector; 109, handle; 110, PLC controller; 2, multifunctional fixing assembly; 201, screw rod; 202, extrusion block; 203, vacuum chuck; 204, movable seat; 205, strong magnet; 206, spring; 207, L-shaped plate; 3, intermittent rotating mechanism; 301, driving disc; 302, limiting lug; 303, driving pin; 304, driving groove; 305, rotating disc; 306, limiting groove. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be described clearly and completely in combination with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] As Figures 1-4 shown:

[0029] An anti-explosion inspection device for chemical safety management comprises a mounting frame 101, and a motor 102 is fixedly installed in the mounting frame 101 by bolts;

[0030] The rotating disc 103 is arranged outside the mounting frame 101, and an intermittent rotating mechanism 3 is arranged between the motor 102 and the rotating disc 103, the intermittent rotating mechanism 3 comprises a driving disc 301 fixed to the output end of the motor 102 and a limiting protrusion 302 fixed to one side of the driving disc 301, the surface of the driving disc 301 is fixed with a driving pin 303, a rotating disc 305 is arranged above the driving disc 301, a main shaft is fixed between the rotating disc 305 and the rotating disc 103, the main shaft is rotatably connected to the mounting frame 101 through a bearing, a plurality of groups of driving grooves 304 arranged in a ring shape at equal intervals are formed at the edge of the rotating disc 305, and a limiting groove 306 matched with the limiting protrusion 302 is formed at the position of the rotating disc 305 between two adjacent groups of the driving grooves 304;

[0031] The multi-section electric telescopic push rod 104 is fixedly arranged at one side of the rotating disc 103, and the output end of the multi-section electric telescopic push rod 104 is fixedly arranged with the air inlet cover 105 through a connecting plate;

[0032] The air pump 107 is arranged below the multi-section electric telescopic push rod 104 and is fixedly connected to the rotating disc 103 through a supporting plate;

[0033] The telescopic corrugated pipe 106 is fixedly connected to one end of the air inlet cover 105 and the input end of the air pump 107;

[0034] The gas explosion-proof detector 108 is fixedly arranged on the rotating disc 103;

[0035] The output end of the air pump 107 penetrates through the rotating disc 103 and is close to the detection end of the gas explosion-proof detector 108, and the inner wall of the mounting frame 101 is fixedly arranged with a PLC controller 110.

[0036] In the embodiment, when the chemical safety management explosion-proof inspection device is used, the motor 102 is started to drive the driving disc 301 to rotate, when the driving pin 303 of the driving disc 301 rotates into the driving groove 304 of the rotating disc 305, the rotating disc 305 is driven to rotate to a certain angle along with the movement of the driving pin 303, when the driving pin 303 is separated from the driving groove 304, the limiting protrusion 302 on the driving disc 301 is located in the limiting groove 306 of the rotating disc 305, the limiting protrusion 302 is arranged in the movement track of the limiting groove 306 to limit the rotation of the rotating disc 305, so that the stable rotation of the rotating disc 305 is ensured, when the limiting protrusion 302 is separated from the limiting groove 306, the driving pin 303 is rotated into the driving groove 304 again to drive the rotating disc 305 to rotate, and the operation is repeated to intermittently drive the rotating disc 305 to rotate;

[0037] With the rotation of the rotating disc 305, the rotating disc 103 also rotates synchronously, thereby driving the multi-section electric telescopic push rod 104 to rotate, at the same time, the air suction pump 107 is started to suck the gas at the position of the air inlet cover 105 and suck it into the telescopic corrugated pipe 106, and then the gas is discharged by the air suction pump 107 to the position of the gas explosion-proof detector 108, and the discharged gas is detected by the gas explosion-proof detector 108 to determine whether there is flammable and explosive gas, and to identify and handle potential safety hazards in time;

[0038] The synchronous rotation of the rotating disc 103 enables the multi-section electric telescopic push rod 104 and the air inlet cover 105 to rotate synchronously, so as to sample the gas at different positions, which not only increases the flexibility of detection, but also expands the detection range and improves the detection effect. The air inlet cover 105 can absorb gas in a larger range, further improving the detection performance.

[0039] It should be noted that the power equipment involved in the product is powered by an external power supply, and the scheme also provides a PLC controller 110, which can be used to start each power equipment in operation. The power supply mode of each power equipment is a mature technology known to those skilled in the art, and will not be described here.

[0040] Further,

[0041] In an optional embodiment, the top end of the mounting frame 101 is fixedly installed with a handle 109.

[0042] In this embodiment, the top end of the mounting frame 101 is provided with a handle 109, which facilitates the user to hold and carry, thereby improving the overall use experience of the device.

[0043] Further,

[0044] In an optional embodiment, a multifunctional fixing assembly 2 is installed on the mounting frame 101 to increase the diversity of fixing the mounting frame 101.

[0045] The multifunctional fixing assembly 2 comprises a screw rod 201 rotating in the mounting frame 101 through a bearing, the threads at the outer sides of the two ends of the screw rod 201 are designed in opposite structures, the mounting frame 101 is provided with symmetrically arranged extrusion blocks 202, the extrusion blocks 202 are screwed on the screw rod 201 through the threaded holes, the inner side wall of the mounting frame 101 is fixedly provided with a connecting plate, and the screw rod 201 is rotationally connected with the connecting plate through a bearing;

[0046] The extrusion block 202 is provided with a rectangular slot, and the rectangular slot is provided with a movable seat 204, the movable seat 204 is rotationally connected with the extrusion block 202 through a rotating shaft, the extrusion block 202 is slidably provided with an L-shaped plate 207, the L-shaped plate 207 and the extrusion block 202 are fixedly provided with symmetrically arranged springs 206, and the two ends of the movable seat 204 are respectively fixedly provided with a strong magnet 205 and a vacuum chuck 203;

[0047] The mounting frame 101 is provided with a limiting sliding opening matched with the extrusion block 202, the extrusion block 202 can slide in the limiting sliding opening of the mounting frame 101, one side of the L-shaped plate 207 is attached to the surface of the movable seat 204, the extrusion block 202 is provided with a strip-shaped hole matched with the L-shaped plate 207, the L-shaped plate 207 slides in the strip-shaped hole of the extrusion block 202, the extrusion block 202 is fixedly provided with a limiting block in the strip-shaped hole, and the upper surface of the L-shaped plate 207 is provided with a guide slot matched with the limiting block.

[0048] In the embodiment: in use, first, the mounting frame 101 is fixed on a specified position through the multifunctional fixing assembly 2, an operator can fix it by screwing the screw rod 201, the opposite screw thread on the screw rod 201 is screwed with the two groups of extrusion blocks 202, so that the two groups of extrusion blocks 202 are away from or close to each other, the mounting frame 101 is provided with a limiting sliding opening (not shown in the figure), and the extrusion block 202 can slide in the limiting sliding opening, which can limit the movement of the extrusion block 202 and ensure the stability of the movement;

[0049] The two groups of extrusion blocks 202 are away from or close to each other, so that they can be clamped in a matched position to support and fix the mounting frame 101, one end of the movable seat 204 is fixedly provided with the vacuum chuck 203, the vacuum chuck 203 can be adsorbed on a smooth surface (such as glass), and an operator can directly adsorb the vacuum chuck 203 on a fixed surface, so as to quickly fix the mounting frame 101;

[0050] In addition, by pulling the L-shaped plate 207, the spring 206 can be stretched, so that the L-shaped plate 207 is separated from one side of the surface of the movable seat 204, and the limiting block of the movable seat 204 is released, so that the movable seat 204 can perform a circular motion around the rotating shaft as the center and rotate to 180°, in this process, the strong magnet 205 on one side of the movable seat 204 will be turned to the outside of the extrusion block 202, then the L-shaped plate 207 is loosened, the spring 206 is contracted, and the L-shaped plate 207 is moved to the surface of the movable seat 204 again, so as to rotate and lock the movable seat 204;

[0051] The extrusion block 202 is located in the strip-shaped hole to fix a limiting block, and the upper surface of the L-shaped plate 207 is provided with a guide groove matched with the limiting block, through the cooperation of the limiting block and the guide groove, the L-shaped plate 207 can be limited to slide in the strip-shaped hole of the extrusion block 202, and the separation of the L-shaped plate 207 is avoided, and the setting of the strong magnet 205 makes it can be adsorbed on the material with magnetism (such as metal iron material), which also helps to fix the mounting frame 101.

[0052] The working principle and use process of the utility model are as follows: the explosion-proof inspection device for chemical safety management is used, the motor 102 is started, the driving disc 301 is driven to rotate, when the driving pin 303 of the driving disc 301 rotates to the driving groove 304 of the rotating disc 305, with the movement of the driving pin 303, the rotating disc 305 is driven to rotate to a certain angle, when the driving pin 303 is separated from the driving groove 304, the limiting lug 302 on the driving disc 301 is located in the limiting groove 306 of the rotating disc 305, the limiting lug 302 can be used for rotating limiting of the rotating disc 305 in the movement track of the limiting groove 306, the stable rotation of the rotating disc 305 is ensured, when the limiting lug 302 is separated from the limiting groove 306, the driving pin 303 is rotated to the driving groove 304 again, the rotating disc 305 is continuously driven to rotate, and the operation is repeated, the rotating disc 305 can be intermittently driven to rotate, with the rotation of the rotating disc 305, the rotary disc 103 also rotates synchronously, further driving the multi-section electric telescopic push rod 104 to rotate, simultaneously, the air suction pump 107 is started, the gas at the position of the air inlet cover 105 is sucked and enters the telescopic corrugated pipe 106, the gas is then discharged by the air suction pump 107 to the position of the gas explosion-proof detector 108, the discharged gas is detected by the gas explosion-proof detector 108, so as to judge whether there is flammable and explosive gas, and the potential safety hazard is identified and treated in time, the synchronous rotation of the rotary disc 103 makes the multi-section electric telescopic push rod 104 and the air inlet cover 105 can rotate synchronously, so that the gas at different positions is sampled, the design not only increases the flexibility of detection, but also expands the detection range and improves the detection effect, the air inlet cover 105 can absorb the gas in a larger range, and the detection performance is further improved.

[0053] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by those skilled in the art.

Claims

1. An explosion-proof inspection device for chemical safety management, comprising a mounting frame (101), characterized in that: The motor (102) is fixedly installed in the mounting frame (101) by bolts; A rotating disk (103) is disposed on the outside of the mounting frame (101); A multi-section electric telescopic push rod (104) is fixedly installed on one side of a rotating disk (103), and an air intake cover (105) is fixedly installed at the output end of the multi-section electric telescopic push rod (104) through a connecting plate. An air pump (107) is located below a multi-section electric telescopic push rod (104) and is fixedly connected to a support plate and a rotating disk (103); Telescopic bellows (106), the two ends of which are fixedly connected to one end of the air intake hood (105) and the input end of the air pump (107), respectively; Gas explosion-proof detector (108), which is fixedly installed on a rotating disk (103).

2. The explosion-proof inspection device for chemical safety management according to claim 1, characterized in that: The output end of the air pump (107) passes through the rotating disk (103) and is located near the detection end of the gas explosion detector (108). A PLC controller (110) is fixedly installed on the inner wall of the mounting frame (101).

3. The explosion-proof inspection device for chemical safety management according to claim 1, characterized in that: A handle (109) is fixedly mounted on the top of the mounting frame (101).

4. The explosion-proof inspection device for chemical safety management according to claim 1, characterized in that: The mounting frame (101) is equipped with a multi-functional fixing component (2), which increases the variety of fixing methods for the mounting frame (101).

5. The explosion-proof inspection device for chemical safety management according to claim 4, characterized in that: The multifunctional fixing assembly (2) includes a screw (201) that rotates within a mounting frame (101) via a bearing. The screw (201) has oppositely designed threaded teeth at both outer ends. The mounting frame (101) is provided with symmetrically arranged pressing blocks (202). The pressing blocks (202) are screwed onto the screw (201) through threaded holes. A connecting plate is fixed to the inner wall of the mounting frame (101). The screw (201) is rotatably connected to the connecting plate via a bearing. The extrusion block (202) has a rectangular groove, and a movable seat (204) is provided in the rectangular groove. The movable seat (204) is rotatably connected to the extrusion block (202) via a rotating shaft. An L-shaped plate (207) slides on the extrusion block (202). A spring (206) arranged symmetrically is fixed between the L-shaped plate (207) and the extrusion block (202). A strong magnet (205) and a vacuum suction cup (203) are respectively fixedly installed at both ends of the movable seat (204).

6. The explosion-proof inspection device for chemical safety management according to claim 5, characterized in that: The mounting frame (101) has a limiting slide that matches the extrusion block (202). The extrusion block (202) can slide within the limiting slide of the mounting frame (101). One side of the L-shaped plate (207) is in contact with the surface of the movable seat (204). The extrusion block (202) has a strip hole that matches the L-shaped plate (207). The L-shaped plate (207) slides within the strip hole of the extrusion block (202). The extrusion block (202) is fixed with a limiting block within the strip hole. The upper surface of the L-shaped plate (207) has a guide groove that matches the limiting block.

7. The explosion-proof inspection device for chemical safety management according to claim 1, characterized in that: An intermittent rotation mechanism (3) is installed between the motor (102) and the rotating disk (103). The intermittent rotation mechanism (3) includes a drive disk (301) fixed at the output end of the motor (102) and a limiting protrusion (302) fixed on one side of the drive disk (301). A drive pin (303) is fixed at one end of the surface of the drive disk (301). A rotating disk (305) is provided above the drive disk (301). A main shaft is fixed between the rotating disk (305) and the rotating disk (103), and the main shaft and the mounting frame (101) are rotatably connected by bearings. Multiple sets of drive grooves (304) arranged in an annular and equidistant pattern are opened at the edge of the rotating disk (305). A limiting groove (306) adapted to the limiting protrusion (302) is opened at the position of two adjacent sets of drive grooves (304) on the rotating disk (305).

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