Petrochemical equipment sealing element capable of filtering impurities

Abstract

The utility model relates to the technical field of sealing elements, in particular to a petrochemical equipment sealing element capable of filtering impurities, which comprises a flange and a gasket, the outer wall of the top end of the flange is fixedly connected with a convex block I, and the outer wall of the top end of the gasket is fixedly connected with a convex block II; the filtering mechanism is arranged in the top of the convex block II; the filtering mechanism comprises an annular frame slidably connected to the inner wall of the top of the second protruding block, a filtering net is fixedly connected to the inner wall of the annular frame, sliding grooves are formed in the inner walls of the two sides of the second protruding block, and U-shaped frames are slidably connected to the inner walls of the sliding grooves. The first protruding block and the second protruding block are connected in the mode that the first clamping groove and the second clamping groove which are formed in the L shape are matched with the clamping block, limiting is more stable through the inserting rod, a prevented filtering structure is further arranged when the U-shaped frame moves and resets, particulate matter and impurities can be effectively filtered, dismounting and mounting operation is convenient and fast, and the use efficiency of the petrochemical equipment sealing piece is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of sealing element, specifically a petrochemical equipment sealing element of filtering impurity. BACKGROUND

[0002] Petrochemical equipment sealing gasket is made of metal or non-metal plate material by cutting, stamping or cutting process, used for sealing connection between pipes, sealing between machine parts and machine parts.

[0003] Through the retrieval announcement no. CN211371264U of Chinese patent, a kind of petrochemical device composite sealing gasket is disclosed, by setting gasket in flange lower part, slow rebound sponge in sealing groove can be deformed after being subjected to downward force, while slowly recovering original shape after deformation, in the process of deformation, kinetic energy is absorbed, can effectively reduce the force that gasket itself receives, increase the service life of gasket. Gasket and flange are fixed by the clamping of the clamping block and the groove between the first protrusion and the second protrusion, so that the gasket and the flange are easy to install and fix.

[0004] Based on the above search combined with prior art, it is found that the above-mentioned patent has certain defects, the first protrusion and the second protrusion are fixed by the clamping of the clamping block and the groove, the operation is complicated during installation, and the structure is not firm and stable, and there is no structure for filtering impurities, the equipment is easily damaged by particulate matter, impurities and pollutants, and the use efficiency of the petrochemical equipment sealing element is reduced. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of petrochemical equipment sealing element of filtering impurity to solve the problems raised in the above background.

[0006] The technical scheme of the utility model is: a kind of petrochemical equipment sealing element of filtering impurity, including flange and gasket, the top outer wall of the flange is fixedly connected with protrusion one, the top outer wall of the gasket is fixedly connected with protrusion two, further including;

[0007] Filtering mechanism, the filtering mechanism is arranged in the top inside of protrusion two;

[0008] The filtering mechanism includes annular frame slidingly connected to the top inner wall of protrusion two, the inner wall of the annular frame is fixedly connected with filter screen, the inner wall of the two sides of protrusion two is provided with sliding slot, the inner wall of the sliding slot is slidingly connected with U-shaped frame, the top inner wall of the protrusion two is fixedly connected with support frame, the two sides of the top inner wall of the U-shaped frame are fixedly connected with limit rod;

[0009] Clamping mechanism, the clamping mechanism is arranged in the inside of protrusion two;

[0010] The clamping mechanism comprises clamping blocks fixedly connected to the inner walls of one side of the protruding block two, a clamping groove one is formed in the outer wall of one side of the protruding block two, a clamping groove two is formed in the outer wall of the other side of the protruding block two, an installation groove one is formed in the inner wall of the clamping groove one, an installation groove two is formed in the inner wall of the clamping groove two, springs are fixedly connected to the top inner walls of the installation groove one and the installation groove two, annular plates are fixedly connected to the outer walls of the two sides of the bottom of the U-shaped frame, and the inner walls of the annular plates are fixedly connected with inserting rods.

[0011] Preferably, the installation groove one and the installation groove two are in communication with the sliding groove, the spring is sleeved with the outer wall of the inserting rod, and the spring is fixedly connected to the outer wall of the top end of the annular plate.

[0012] Preferably, the top end of the clamping block is provided with an inserting groove, the size of the inserting rod is matched with that of the inserting groove, the outer walls of the two sides of the top end of the annular frame are provided with limiting grooves, and the size of the limiting rod is matched with that of the limiting groove.

[0013] Preferably, the outer wall of the protruding block one is provided with external threads, the outer walls of the two sides of the supporting frame are provided with arc-shaped grooves, and the size of the arc-shaped groove is matched with that of the U-shaped frame.

[0014] Preferably, the size of the annular frame is matched with that of the supporting frame, the size of the U-shaped frame is matched with that of the annular frame and the filter screen, the protruding block one is slidingly connected to the inner wall of the protruding block two, and the size of the clamping block is matched with that of the clamping groove one and the clamping groove two.

[0015] Compared with the prior art, the petrochemical equipment sealing element with the filtering impurity function has the following improvements and advantages:

[0016] Firstly, the petrochemical equipment sealing element with the filtering impurity function is provided with a gasket, a flange, a U-shaped frame, a spring, an annular frame and a filter screen, when the U-shaped frame is lifted, the annular frame with the filter screen is placed on the supporting frame of the protruding block two, when the U-shaped frame is reset by the spring, the limiting rod is inserted into the limiting groove of the annular frame for limiting, the filter screen and the clamping block are simultaneously limited, when the filter screen is disassembled, removed and cleaned, the filter screen can be taken down only by lifting the U-shaped frame, the gasket and the flange can be separated by reversely rotating the protruding block two, the protruding block one and the protruding block two are connected by the clamping groove one and the clamping groove two matched with the clamping block, and the insertion of the limiting rod makes the connection more stable, the filter structure is further prevented from moving when the U-shaped frame is reset, the filter structure can effectively filter particulate matters and impurities, the disassembly and assembly operation is convenient, and the use efficiency of the petrochemical equipment sealing element is improved.

[0017] Secondly, the petrochemical equipment sealing element with the filtering impurity function is provided with a U-shaped frame, a limiting rod, an annular frame and a limiting groove, the limiting rod is inserted into the limiting groove of the annular frame, the stability of the filter structure is further improved, and the practicality of the petrochemical equipment sealing element is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] The utility model makes further explanation below combining with the drawings and the embodiment:

[0019] Figure 1 It is the whole structure perspective view of the utility model;

[0020] Figure 2 It is the whole structure section view of the utility model;

[0021] Figure 3 It is the second protruding block schematic view of the utility model;

[0022] Figure 4 It is the U-shaped frame schematic view of the utility model;

[0023] Figure 5 It is the support frame connecting structure explosion schematic view of the utility model.

[0024] Mark explanation:

[0025] 1, gasket;2, flange;3, protruding block one;4, protruding block two;5, card slot one;6, filter screen;7, U-shaped frame;8, card slot two;9, clamping block;10, spring;11, support frame;12, insertion rod;13, annular plate;14, limiting rod;15, annular frame;16, limiting slot. Specific implementation

[0026] The utility model will be described in detail below, and the technical scheme in the embodiment of the utility model is clearly and completely described. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the scope of protection of the utility model.

[0027] The utility model provides a kind of petrochemical equipment sealing piece of filtering impurity by improvement, and the technical scheme of the utility model is:

[0028] As Figures 1-5 As shown in a kind of petrochemical equipment sealing piece of filtering impurity, including flange 2 and gasket 1, the top outer wall of flange 2 is fixedly connected with protruding block one 3, the top outer wall of gasket 1 is fixedly connected with protruding block two 4, still include;

[0029] Filtering mechanism, filtering mechanism is set to protruding block two 4 top inside;

[0030] Filtering mechanism includes annular frame 15 slidingly connected in the inner wall of protruding block two 4 top, the inner wall of annular frame 15 is fixedly connected with filter screen 6, the inner wall of both sides of protruding block two 4 is provided with sliding slot, the inner wall of sliding slot is slidingly connected with U-shaped frame 7, the top inner wall of protruding block two 4 is fixedly connected with support frame 11, the inner wall of both sides of U-shaped frame 7 top is fixedly connected with limiting rod 14;

[0031] The clamping mechanism is arranged in the protrusion two 4;

[0032] The clamping mechanism comprises a clamping block 9 fixedly connected to the inner wall of both sides of the protrusion one 3, one side of the outer wall of the protrusion two 4 is provided with a clamping groove one 5, the other side of the outer wall of the protrusion two 4 is provided with a clamping groove two 8, the inner wall of the clamping groove one 5 is provided with a mounting groove one, the inner wall of the clamping groove two 8 is provided with a mounting groove two, the top inner wall of the mounting groove one and the mounting groove two is fixedly connected with a spring 10, the outer wall of both sides of the bottom of the U-shaped frame 7 is fixedly connected with a ring plate 13, the inner wall of the ring plate 13 is fixedly connected with a plug rod 12.

[0033] Further, the mounting groove one and the mounting groove two are communicated with the sliding groove, the spring 10 is sleeved with the outer wall of the plug rod 12, the spring 10 is fixedly connected to the top end of the outer wall of the ring plate 13, the top end of the outer wall of the clamping block 9 is provided with a plug slot, the size of the plug rod 12 and the plug slot is matched, the outer wall of both sides of the top end of the ring frame 15 is provided with a limiting slot 16, the size of the limiting rod 14 and the limiting slot 16 is matched.

[0034] Further, the outer wall of the protrusion one 3 is provided with external threads, the outer wall of both sides of the support frame 11 is provided with an arc-shaped groove, the size of the arc-shaped groove and the U-shaped frame 7 is matched, the size of the ring frame 15 and the support frame 11 is matched, the size of the U-shaped frame 7 and the ring frame 15 and the filter screen 6 is matched, the protrusion one 3 is slidingly connected to the inner wall of the protrusion two 4, the size of the clamping block 9 and the clamping groove one 5 and the clamping groove two 8 is matched, the limiting rod 14 is inserted into the limiting slot 16 of the ring frame 15, which further improves the stability of the filtering structure.

[0035] Working principle: when installing and combining the sealing parts of petrochemical equipment, the gasket 1 and the protrusion two 4 are inserted from the bottom of the flange 2, the protrusion two 4 is slidingly connected to the inner wall of the protrusion one 3, the two clamping blocks 9 of the inner wall of the protrusion one 3 are connected with the L-shaped clamping groove one 5 and the clamping groove two 8 arranged on the protrusion two 4, when the clamping block 9 moves to the bottom of the clamping groove one 5 and the clamping groove two 8, the protrusion two 4 is rotated by 90 degrees, the U-shaped frame 7 is manually lifted during the rotation process, and then it is loosened after the rotation, the U-shaped frame 7 is lowered with the ring plate 13 under the action of the spring 10, the plug rod 12 in the ring plate 13 is inserted into the plug slot at the top of the clamping block 9 for limiting, when the U-shaped frame 7 is lifted, the ring frame 15 with the filter screen 6 fixed inside is placed on the support frame 11 of the protrusion two 4, when the U-shaped frame 7 is reset with the spring 10, the limiting rod 14 is inserted into the limiting slot 16 of the ring frame 15 for limiting, the filter screen 6 and the clamping block 9 are simultaneously limited, when disassembling, replacing and cleaning, the filter screen 6 can be taken down by lifting the U-shaped frame 7, and the gasket 1 and the flange 2 can be separated by reversely rotating the protrusion two 4, which optimizes the operation process, the support frame 11 cooperates with the U-shaped frame 7 to limit the ring frame 15 and the filter screen 6, which guarantees the stability of the structure, and the limiting rod 14 is inserted into the limiting slot 16 of the ring frame 15, which further improves the stability of the filtering structure.

[0036] The technical means disclosed by the utility model scheme are not limited to the technical means disclosed by the above technical means, and also include technical schemes composed of equivalent replacement of the above technical features. The unfinished matters of the utility model belong to the common knowledge of the person skilled in the art.

Claims

1. A filterable impurity petrochemical equipment seal, comprising a flange (2) and a gasket (1), the top outer wall of the flange (2) is fixedly connected with a protrusion one (3), the top outer wall of the gasket (1) is fixedly connected with a protrusion two (4), characterized in that: Also includes; The filtering mechanism is arranged in the top of the convex block two (4) inside; The filtering mechanism includes an annular frame (15) slidingly connected to the inner wall of the top of the convex block two (4), the inner wall of the annular frame (15) is fixedly connected with a filter screen (6), the inner wall of the two sides of the convex block two (4) is provided with a sliding groove, the inner wall of the sliding groove is slidingly connected with a U-shaped frame (7), the top inner wall of the convex block two (4) is fixedly connected with a support frame (11), the two sides of the top of the U-shaped frame (7) are fixedly connected with a limiting rod (14); The clamping mechanism is arranged in the convex block two (4) inside; The clamping mechanism includes a clamping block (9) fixedly connected to the inner wall of the two sides of the convex block one (3), one side of the outer wall of the convex block two (4) is provided with a clamping groove one (5), the other side of the outer wall of the convex block two (4) is provided with a clamping groove two (8), the inner wall of the clamping groove one (5) is provided with a mounting groove one, the inner wall of the clamping groove two (8) is provided with a mounting groove two, the top inner wall of the mounting groove one and the mounting groove two is fixedly connected with a spring (10), the two sides of the outer wall of the bottom of the U-shaped frame (7) is fixedly connected with an annular plate (13), the inner wall of the annular plate (13) is fixedly connected with a plug rod (12).

2. A petrochemical plant seal that can filter impurities according to claim 1, characterized by: The mounting groove one and the mounting groove two are in communication with the sliding groove, the spring (10) is sleeved with the outer wall of the plug rod (12), and the spring (10) is fixedly connected to the top end outer wall of the annular plate (13).

3. A petrochemical plant seal that filters impurities according to claim 1, wherein: The top end outer wall of the clamping block (9) is provided with a plug slot, the size of the plug rod (12) and the plug slot is matched, the two sides of the top end of the annular frame (15) are provided with a limiting slot (16), and the size of the limiting rod (14) and the limiting slot (16) is matched.

4. A petrochemical plant seal that filters impurities according to claim 1, wherein: The outer wall of the convex block one (3) is provided with an external thread, the two sides of the outer wall of the support frame (11) is provided with an arc-shaped groove, and the size of the arc-shaped groove and the U-shaped frame (7) is matched.

5. A petrochemical plant seal that filters impurities according to claim 1, wherein: The size of the annular frame (15) and the support frame (11) is matched, the size of the U-shaped frame (7) and the annular frame (15) and the filter screen (6) is matched, the convex block one (3) is slidingly connected to the inner wall of the convex block two (4), and the size of the clamping block (9) and the clamping groove one (5) and the clamping groove two (8) is matched.

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