Square flameless relief device

Abstract

The utility model discloses a square flameless relief device which comprises a square shell, a fixing plate is fixedly installed on the outer wall of the square shell, a first sealing gasket is fixedly installed on the bottom wall of the fixing plate, a plurality of fixing holes are formed in the upper end face of the fixing plate and the upper end face of the first sealing gasket, and an installation plate is fixedly installed in the square shell. And a rupture disk is fixedly mounted on the bottom wall of the mounting plate through the mounting groove. The baffle, the hydraulic cylinder, the extrusion plate and other components are arranged, the hydraulic cylinder drives the extrusion plate, the fixing strength of the baffle can be flexibly adjusted, it is ensured that the baffle is stable and does not move under the impact of high-pressure airflow, and fire retardance failure caused by component looseness is avoided; when the metal net fire-retardant layer, the ceramic magnetic fire-retardant layer and the composite material fire-retardant layer need to be cleaned or replaced, the baffle can be quickly pulled out only by controlling the hydraulic cylinder to contract, a large number of components do not need to be disassembled, the maintenance time is greatly shortened, and the equipment use efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to industrial safety protection equipment technical field especially relates to a square flameless relief device. BACKGROUND

[0002] In the industrial production process, various equipment such as reaction kettle, storage tank etc. can be sharply increased in internal pressure due to chemical reaction, temperature change and other factors, if not timely pressure relief, easy to cause explosion and other serious safety accidents, flameless relief device as an important safety protection equipment, can automatically open pressure relief when pressure exceeds threshold value, and inhibit flame through fire -resistant structure, guarantee production safety.

[0003] The core components burst disc and flameless relief flame -arresting net of the square flameless relief device widely used in the industrial field bear the key safety protection function, the existing square flameless relief device when maintaining, each layer fire -resistant material and device shell are fixed through bolt, buckle and multiple ways, need to disassemble multiple components to clean or replace internal fire -resistant material, influence equipment use efficiency, lack of practicality, therefore need to redesign a square flameless relief device for the above -mentioned problem. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcoming in prior art, and proposes a square flameless relief device.

[0005] In order to realize the above -mentioned purpose, the utility model adopts the following technical scheme:

[0006] A square flameless relief device, including square shell, the fixed plate is fixedly installed on the square shell outer wall, the first sealing pad is fixedly installed on the fixed plate bottom wall, a plurality of fixed holes are formed in the fixed plate and the first sealing pad upper end surface, the mounting plate is fixedly installed in the square shell interior, the burst disc is fixedly installed on the mounting plate bottom wall through the installation slot, the positioning plate that cooperates with a plurality of burst discs is fixedly installed on the mounting plate bottom wall through screw, the guide plate is fixedly installed on the square shell both sides inner wall, two guide plates are symmetrically inclined settings, the reinforcing plate is fixedly installed on the square shell both sides inner wall, the inner wall of the guide plate on the same side is fixedly connected with the end of two reinforcing plates, the baffle is slidably installed on the square shell, the metal net fire -resistant layer, ceramic magnetic fire -resistant layer and composite material fire -resistant layer are fixedly installed on the baffle inner wall, the sliding opening that cooperates with metal net fire -resistant layer, ceramic magnetic fire -resistant layer and composite material fire -resistant layer is set up on the square shell outer wall, the second sealing pad is fixedly installed on the baffle inner wall, the connecting shaft is rotatably installed on the square shell both sides outer wall through the connecting frame, the connecting plate is fixedly installed on the outer wall of two connecting shafts through the connecting mechanism, the hydraulic cylinder is fixedly installed on the inner wall of two connecting plates, the extrusion plate is fixedly installed on the telescopic end of two hydraulic cylinders.

[0007] Preferably, the connecting mechanism comprises a connecting sleeve rotatably mounted on the outer wall of the connecting shaft, and the connecting plate is fixedly mounted on the outer wall of the connecting sleeve.

[0008] Preferably, the outer wall of the square shell is fixedly mounted with a mounting frame, and the dustproof screen is slidably mounted in the mounting frame.

[0009] Preferably, the outer wall of the mounting frame is fixedly mounted with two slide rods, the outer wall of the two slide rods on the same side is slidably mounted with a moving plate, and the end of each slide rod is fixedly mounted with a limiting plate.

[0010] Preferably, the outer wall of each slide rod is mounted with a spring, and the two ends of the two springs on the same side are elastically connected with the outer wall of the mounting frame and the inner wall of the moving plate on the same side.

[0011] Preferably, the inner wall of each moving plate is fixedly mounted with a fixed frame, the inner wall of each fixed frame is fixedly mounted with a plug plate matched with the dustproof screen, and the outer wall of each moving plate is fixedly mounted with a handle.

[0012] The utility model discloses a beneficial effect:

[0013] 1. By setting up the baffle, hydraulic cylinder and extrusion plate etc. Component, hydraulic cylinder drive extrusion plate, can flexible adjustment to the fixed strength of baffle, ensure that baffle is stable under the high pressure airflow impact and does not shift, avoid the fire resistance failure caused by the loose part, when needing to clean or replace metal mesh fire resistance layer, ceramic magnetic fire resistance layer and composite material fire resistance layer, only need to control hydraulic cylinder contraction, can quickly draw out baffle, do not need to disassemble a large number of components, greatly shorten maintenance time, improve equipment use efficiency.

[0014] 2. By setting up spring, moving plate and plug plate etc. Component, spring provides the continuous elastic force, makes the plug plate always press tightly dustproof screen, ensures that dustproof screen is stably installed in the mounting frame, effectively blocks the external dust and enters the device inside, prevents dust accumulation and affects the performance of fire resistance layer, pulls the handle and drives the moving plate to slide on the slide rod, can quickly pull out the plug plate, realizes the lossless disassembly of dustproof screen, and is convenient for regular cleaning or replacement. ACCURACY OF DRAWINGS

[0015] Figure 1 It is a structure schematic diagram of a square flameless relief device provided by the utility model;

[0016] Figure 2 It is Figure 1 Vertical section structure schematic diagram;

[0017] Figure 3 It is a top view structure schematic diagram of a square flameless relief device provided by the utility model;

[0018] Figure 4 This is a schematic diagram of the bottom structure of a square flameless venting device proposed in this utility model;

[0019] Figure 5 for Figure 1 Enlarged schematic diagram of the structure at point A in the diagram;

[0020] Figure 6 for Figure 2 Enlarged schematic diagram of the structure at point B in the diagram.

[0021] In the diagram: 1. Square shell, 2. Fixing plate, 3. First sealing gasket, 4. Mounting plate, 5. Rupture disc, 6. Positioning plate, 7. Guide plate, 8. Reinforcing plate, 9. Baffle, 10. Metal mesh fire-retardant layer, 11. Ceramic magnetic fire-retardant layer, 12. Composite material fire-retardant layer, 13. Second sealing gasket, 14. Connecting frame, 15. Connecting shaft, 16. Connecting sleeve, 17. Connecting plate, 18. Hydraulic cylinder, 19. Extrusion plate, 20. Mounting frame, 21. Dustproof net, 22. Slide rod, 23. Moving plate, 24. Limiting plate, 25. Spring, 26. Fixing frame, 27. Insert plate, 28. Handle. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0023] Reference Figures 1-6 A square flameless venting device includes a square housing 1. A fixing plate 2 is fixedly installed on the outer wall of the square housing 1. A first sealing gasket 3 is fixedly installed on the bottom wall of the fixing plate 2. Multiple fixing holes are provided on the upper surfaces of both the fixing plate 2 and the first sealing gasket 3. An installation plate 4 is fixedly installed inside the square housing 1. A rupture disc 5 is fixedly installed on the bottom wall of the installation plate 4 through an installation groove. Multiple positioning plates 6 that cooperate with the rupture disc 5 are fixedly installed on the bottom wall of the installation plate 4 by screws. Two guide plates 7 are fixedly installed on the inner walls of both sides of the square housing 1. The two guide plates 7 are symmetrically inclined. Two reinforcing plates 8 are fixedly installed on the inner walls of both sides of the square housing 1. The ends of the two reinforcing plates 8 are connected to the inner walls of the guide plates 7 on the same side. The square shell 1 is fixedly connected and slidably mounted with a baffle 9. The inner wall of the baffle 9 is fixedly mounted with a metal mesh fire-retardant layer 10, a ceramic magnetic fire-retardant layer 11, and a composite material fire-retardant layer 12. The outer wall of the square shell 1 has a sliding opening that cooperates with the metal mesh fire-retardant layer 10, the ceramic magnetic fire-retardant layer 11, and the composite material fire-retardant layer 12. The inner wall of the baffle 9 is fixedly mounted with a second sealing gasket 13. The outer walls of both sides of the square shell 1 are rotatably mounted with connecting shafts 15 through connecting frames 14. The outer walls of the two connecting shafts 15 are fixedly mounted with connecting plates 17 through connecting mechanisms. The inner walls of the two connecting plates 17 are fixedly mounted with hydraulic cylinders 18. The telescopic ends of the two hydraulic cylinders 18 are fixedly mounted with extrusion plates 19.

[0024] The connecting mechanism comprises a connecting sleeve 16 rotatably mounted on the outer wall of the connecting shaft 15, and a connecting plate 17 fixedly mounted on the outer wall of the connecting sleeve 16.

[0025] Further, through the rotation cooperation between the connecting sleeve 16 and the connecting shaft 15, the connecting plate 17 can be flexibly adjusted in angle to adapt to different installation environments and equipment layouts, thereby ensuring that the pressing plate 19 can effectively press the baffle 9 and enhancing the universality and adaptability of the device installation.

[0026] The outer wall of the square shell 1 is fixedly mounted with a mounting frame 20, and the mounting frame 20 is slidably mounted with a dust screen 21.

[0027] Further, the dust screen 21 can effectively block the external dust and sundries from entering the interior of the device, avoid the dust accumulation in the fire resistance layer to affect the fire resistance performance, and prevent the sundries from damaging the key components such as the bursting disc 5, thereby ensuring the long-term stable operation of the device.

[0028] The outer wall of each of the two sliding rods 22 is fixedly mounted with a limiting plate 24.

[0029] Further, the sliding rod 22 provides a stable guiding action for the sliding of the moving plate 23, and the limiting plate 24 can prevent the moving plate 23 from being separated from the sliding rod 22 during the sliding process, thereby ensuring the stable and reliable operation of the moving plate 23 during the fixing and dismounting of the dust screen 21.

[0030] The outer wall of each of the two sliding rods 22 is fixedly mounted with a limiting plate 24.

[0031] Further, the elastic force provided by the spring 25 enables the plug plate 27 to always tightly fix the dust screen 21 in the mounting frame 20, so that even if vibration is generated during the operation of the device, the dust screen 21 will not be loosened and shifted, and meanwhile, the elastic force of the spring 25 can assist the plug plate 27 to quickly separate from the dust screen 21 during the dismounting of the dust screen 21, thereby making the operation more labor-saving.

[0032] The inner wall of each of the two moving plates 23 is fixedly mounted with a fixing frame 26, and the inner wall of each of the two fixing frames 26 is fixedly mounted with a plug plate 27 matched with the dust screen 21.

[0033] Further, by pulling the handle 28, the moving plate 23 can be conveniently and quickly driven to slide on the sliding rod 22, so as to realize the insertion and fixing and the pulling and dismounting of the plug plate 27 to the dust screen 21, and the entire operation process does not need to rely on additional tools, thereby greatly improving the maintenance efficiency of the dust screen 21.

[0034] The utility model uses, fixed plate 2 is connected with square reaction cauldron or pipeline through the cooperation of fixed hole and fixed bolt, first sealing washer 3 is closely connected place, ensure that the seal is not leakage, in the normal operation stage of equipment, the bursting disc 5 in square casing 1 keeps intact, the reaction cauldron or pipeline internal space is isolated with the blow -off channel, at this moment, the connecting sleeve 16 in connecting mechanism has adjusted angle according to installation demand, the connecting plate 17 makes extrusion plate 19 tightly resist baffle 9 through hydraulic cylinder 18, second sealing washer 13 guarantees that baffle 9 and square casing 1 are sealed well, metal net fire -resistant layer 10, ceramic magnetic fire -resistant layer 11 and composite material fire -resistant layer 12 are in standby state, dust screen 21 is also firmly installed in mounting frame 20 through the cooperation of spring 25 and plugboard 27, block external dust from entering, when the reaction cauldron or pipeline causes internal pressure to exceed the set threshold of bursting disc 5 due to chemical reaction, temperature sudden rise and the like, the bursting disc 5 breaks rapidly, high pressure gas and possible concomitant flame instantaneously gush into square casing 1, at this moment, the flow guide plate 7 arranged symmetrically plays the key role of concentrating airflow, can re-converge the airflow that spreads to all around after the bursting disc 5 breaks, forms a high -speed and direction consistent air column, compared with the dispersed airflow, the concentrated air column can enter the fire -resistant layer area with higher flow rate and impact force, utilizes the kinetic energy of airflow, makes flame and fire -resistant material fully contact;

[0035] Under the impetus of concentrated airflow, the flame first passes through metal net fire -resistant layer 10, the high -speed air column drives the flame to pass through the metal net more quickly, the flame is forced to be divided into small flame by the metal net, accelerates heat loss, subsequently enters ceramic magnetic fire -resistant layer 11, the concentrated air column is wrapped with residual flame, under the dual action of magnetic force and ceramic material, the combustion reaction of flame is strongly disturbed and consumed, finally passes through composite material fire -resistant layer 12, the concentrated airflow still strong speed carries residual flame, and fully contacts with composite material fire -resistant layer 12, the layer material relies on the high -efficient heat -insulating and oxygen -insulating ability, quickly blocks the combustion condition, completely extinguishes residual flame, makes the final exhaust gas flameless and temperature greatly reduces, in the whole pressure relief and fire -resistant process, the reinforcing plate 8 guarantees that the flow guide plate 7 is stable and does not deform, ensure the effectiveness of airflow concentration;

[0036] When the pressure inside the device returns to normal, the device can be maintained, such as cleaning or replacing the fire barrier layer, the hydraulic cylinder 18 is started to retract the extrusion plate 19, the fixing of the baffle 9 is released, and the connecting plate 17 is rotated through the cooperation of the connecting shaft 15 and the connecting sleeve 16, so that the connecting plate 17 drives the hydraulic cylinder 18 and the extrusion plate 19 to rotate and move away from the baffle 9, the baffle 9 is taken out from the sliding opening, and the metal mesh fire barrier layer 10, the ceramic magnetic fire barrier layer 11 and the composite material fire barrier layer 12 can be operated, if the dust screen 21 needs to be cleaned, the handle 28 is pulled, the moving plate 23 drives the plug plate 27 to be taken out, and the dust screen 21 can be taken out for cleaning or replacement, after the maintenance is completed, the original steps are reinstalled, the device is quickly restored to the standby state, and the protection for the safe operation of the device is continuously provided.

[0037] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A square flameless relief device comprising a square housing (1), characterized in that, The square shell (1) outer wall is fixedly installed with a fixed plate (2), the fixed plate (2) bottom wall is fixedly installed with a first sealing gasket (3), the fixed plate (2) and the first sealing gasket (3) upper end face are all provided with a plurality of fixing holes, the square shell (1) inside is fixedly installed with a mounting plate (4), the mounting plate (4) bottom wall is fixedly installed with a bursting disc (5) through a mounting slot, the mounting plate (4) bottom wall is fixedly installed with a plurality of positioning plates (6) matched with the bursting disc (5) through screws, the square shell (1) both sides inner wall is all fixedly installed with a guide plate (7), two the guide plate (7) is symmetrically inclined to be arranged, the square shell (1) both sides inner wall is all fixedly installed with a reinforcing plate (8), the reinforcing plate (8) end is all fixedly connected with the inner wall of the guide plate (7) of same side, the square shell (1) is slidably installed with a baffle (9), the baffle (9) inner wall is fixedly installed with a metal mesh fire resistance layer (10), a ceramic magnetic fire resistance layer (11) and a composite fire resistance layer (12), the square shell (1) outer wall is provided with a sliding opening matched with the metal mesh fire resistance layer (10), the ceramic magnetic fire resistance layer (11) and the composite fire resistance layer (12), the baffle (9) inner wall is fixedly installed with a second sealing gasket (13), the square shell (1) both sides outer wall is all rotatably installed with a connecting shaft (15) through a connecting frame (14), the connecting shaft (15) outer wall is all fixedly installed with a connecting plate (17) through a connecting mechanism, the connecting plate (17) inner wall is all fixedly installed with a hydraulic cylinder (18), the hydraulic cylinder (18) telescopic end is all fixedly installed with an extrusion plate (19).

2. A square flameless relief device according to claim 1, characterized in that The connecting mechanism comprises a connecting sleeve (16) rotatably installed on the outer wall of the connecting shaft (15), and the connecting plate (17) is fixedly installed on the outer wall of the connecting sleeve (16).

3. A square flameless flare apparatus as defined in claim 1, wherein, The square shell (1) outer wall is fixedly installed with a mounting frame (20), and the mounting frame (20) is slidably installed with a dustproof net (21).

4. A square flameless flare apparatus as defined in claim 3, wherein, The mounting frame (20) both sides outer wall is all fixedly installed with two slide rods (22), and the slide rods (22) outer wall of same side are slidably installed with a moving plate (23) together, and the slide rod (22) end is all fixedly installed with a limiting plate (24).

5. A square flameless flare apparatus as defined in claim 4, wherein, The slide rod (22) outer wall is all installed with a spring (25), and the two ends of the two springs (25) of same side are elastically connected with the outer wall of the mounting frame (20) and the inner wall of the moving plate (23) of same side respectively.

6. A square flameless flare apparatus as defined in claim 5, wherein, The moving plate (23) inner wall is all fixedly installed with a fixed frame (26), and the fixed frame (26) is all fixedly installed with an insertion plate (27) matched with the dustproof net (21) in the inside, and the moving plate (23) outer wall is all fixedly installed with a handle (28).

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