Anti-corrosion safety valve

Abstract

The utility model discloses an anti-corrosion safety valve which comprises a safety valve body, a water inlet pipeline is arranged on the outer surface of the safety valve body, filtering assemblies are arranged in the water inlet pipeline and on the outer surface of the water inlet pipeline, and a water outlet pipeline is arranged on the outer surface of the safety valve body. And one end of the water inlet pipeline and one end of the water outlet pipeline are fixedly connected with connecting flanges. According to the device, a circulating solution is filtered through a coarse filtering plate and a fine filtering plate in the filtering assembly, when the solution circulates in the safety valve body, a cutting knife can be driven to rotationally cut impurities through circulation of the liquid, and therefore large impurities can be conveniently collected in a first collecting pipeline and a second collecting pipeline; the inner side and the outer side of the safety valve body are subjected to corrosion prevention through an inner corrosion-resistant layer and an outer corrosion-resistant layer in the corrosion-resistant mechanism correspondingly, and a solution is prevented from permeating and damaging the safety valve body through a permeation-resistant layer, so that the safety valve body has a corrosion-resistant effect.

Description

TECHNICAL FIELD

[0001] The utility model relates to a safety valve technical field especially an anticorrosive safety valve. BACKGROUND

[0002] Safety valve is the closing piece under the action of external force and is in the normally closed state, when the medium pressure in the equipment or pipeline rises more than the specified value, the special valve is discharged to the system to prevent the medium pressure in the pipeline or equipment from exceeding the specified value, safety valve belongs to automatic valve, mainly used in boiler, pressure vessel and pipeline, control pressure does not exceed the specified value, and it plays an important protective role for personal safety and equipment operation. Note that safety valve must pass pressure test to use.

[0003] The safety valve of present stage exists partial impurity in the solution circulation in the safety valve inside in the long-term use process, and the impurity long-term accumulation can cause the internal blockage of safety valve, influence the normal use of safety valve, for this, we propose an anticorrosive safety valve to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of anticorrosive safety valves, to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] An anticorrosive safety valve, including safety valve body, the outer surface of the safety valve body is equipped with water inlet pipeline, the inside of the water inlet pipeline and the outer surface of water inlet pipeline are equipped with filter assembly, the outer surface of the safety valve body is equipped with water outlet pipeline, one end of the water inlet pipeline and one end of the water outlet pipeline are fixedly connected with connecting flange, the inner side of the safety valve body and the outer side of the safety valve body are equipped with anticorrosion mechanism.

[0007] In further embodiments, the filter assembly includes a coarse filter plate, the outer surface of the coarse filter plate is fixedly connected with the inner wall of the water inlet pipeline, and the outer surface of the coarse filter plate is fixedly embedded with a bearing.

[0008] In further embodiments, the inner ring of the bearing is fixedly connected with a rotating shaft, the outer surface of the rotating shaft is fixedly connected with a plurality of cutting knives, and the outer surface of the water inlet pipeline is fixedly connected with a first collection pipeline.

[0009] In further embodiments, the inner wall of the water inlet pipeline is fixedly connected with a fine filter plate, the outer surface of the water inlet pipeline is fixedly connected with a second collection pipeline, one end of the first collection pipeline is fixedly connected with the outer surface of the second collection pipeline, and one end of the second collection pipeline is threadedly connected with a sealing cover.

[0010] In further embodiments, the anti-corrosion mechanism comprises an anti-permeation layer, which is arranged on the inner side of the safety valve body.

[0011] In further embodiments, the inner side of the anti-permeation layer is provided with an inner anti-corrosion layer, and the outer side of the safety valve body is provided with an outer anti-corrosion layer.

[0012] Compared with the prior art, the present application has the following beneficial effects:

[0013] The present application has the following beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a front view structural schematic diagram of an anti-corrosion safety valve.

[0015] Figure 2 It is a side view structural schematic diagram of an anti-corrosion safety valve.

[0016] Figure 3 It is a front view structural schematic diagram of an anti-corrosion safety valve.

[0017] Figure 4 It is a front view structural schematic diagram of an anti-corrosion safety valve.

[0018] In the figure: 1, safety valve body; 2, water inlet pipe; 3, filter assembly; 301, coarse filter plate; 302, bearing; 303, rotating shaft; 304, cutting knife; 305, first collection pipeline; 306, fine filter plate; 307, second collection pipeline; 308, sealing cover; 4, water outlet pipe; 5, connecting flange; 6, anti-corrosion mechanism; 601, inner anti-corrosion layer; 602, anti-permeation layer; 603, outer anti-corrosion layer. DETAILED DESCRIPTION

[0019] In the description of the utility model, it is necessary to understand that the orientation or positional relation indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or positional relation shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more features. In the description of the utility model, the meaning of "a plurality of" is two or more, unless otherwise specified.

[0020] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0021] 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 only 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 ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0022] Please refer to Figures 1-4 In the utility model, a kind of anticorrosive safety valve, including safety valve body 1, the outer surface of safety valve body 1 is equipped with water inlet pipeline 2, the inside of water inlet pipeline 2 and the outer surface of water inlet pipeline 2 are equipped with filter assembly 3, the outer surface of safety valve body 1 is equipped with water outlet pipeline 4, one end of water inlet pipeline 2 and one end of water outlet pipeline 4 are all fixedly connected with connecting flange 5, the inner side of safety valve body 1 and the outer side of safety valve body 1 are equipped with anticorrosion mechanism 6, when safety valve body 1 is installed and connected on external pipeline, safety valve body 1 is connected and installed on external pipeline by two connecting flanges 5 on safety valve body 1, the installation and fixation of safety valve body 1 are facilitated.

[0023] The filtering assembly 3 comprises a coarse filter plate 301, the outer surface of the coarse filter plate 301 is fixedly connected with the inner wall of the water inlet pipeline 2, the outer surface of the coarse filter plate 301 is fixedly inlaid with a bearing 302, the inner ring of the bearing 302 is fixedly connected with a rotating shaft 303, the outer surface of the rotating shaft 303 is fixedly connected with a plurality of cutting knives 304, the outer surface of the water inlet pipeline 2 is fixedly communicated with a first collecting pipeline 305, the inner wall of the water inlet pipeline 2 is fixedly connected with a fine filter plate 306, the outer surface of the water inlet pipeline 2 is fixedly communicated with a second collecting pipeline 307, one end of the first collecting pipeline 305 is fixedly communicated with the outer surface of the second collecting pipeline 307, one end of the second collecting pipeline 307 is threadedly connected with a sealing cover 308, when filtering, the solution is continuously filtered by the coarse filter plate 301 and the fine filter plate 306, the filtering effect is improved, the impurities filtered out can be cut by the rotating cutting knives 304 driven by the solution, and then the impurities are collected by the first collecting pipeline 305 and the second collecting pipeline 307, when the collected impurities are taken out, the safety valve body 1 is closed, and the sealing cover 308 is opened to take out the impurities.

[0024] The corrosion prevention mechanism 6 comprises a permeation prevention layer 602, the inner side of the safety valve body 1 is provided with the permeation prevention layer 602, the inner side of the permeation prevention layer 602 is provided with an inner corrosion prevention layer 601, the outer side of the safety valve body 1 is provided with an outer corrosion prevention layer 603, the inner side and the outer side of the safety valve body 1 are subjected to corrosion prevention treatment by cooperation of the inner corrosion prevention layer 601 and the outer corrosion prevention layer 603 in the corrosion prevention mechanism 6, the outer side of the safety valve body 1 is prevented from being corroded by external air or liquid, the inner side of the safety valve body 1 is prevented from being corroded by liquid flowing in the safety valve body 1, the safety valve body 1 is protected by the permeation prevention layer 602, and the safety valve body 1 has the corrosion prevention effect.

[0025] The working principle of the utility model is:

[0026] Firstly, the safety valve body 1 is installed on the pipeline through the connecting flange 5, then the safety valve body 1 is opened, the solution flows in the safety valve body 1, the solution is filtered by the coarse filter plate 301 and the fine filter plate 306 in the filtering assembly 3 in the flowing process, the impurities are filtered out, the cutting knives 304 are rotated by the flowing solution in the filtering process, thereby cutting the large impurities, and finally the filtered impurities are collected by the first collecting pipeline 305 and the second collecting pipeline 307, when the filtered impurities are taken out, the sealing cover 308 is opened to take out the impurities, when the safety valve body 1 is used, the inner side and the outer side of the safety valve body 1 are subjected to corrosion prevention treatment by cooperation of the inner corrosion prevention layer 601 and the outer corrosion prevention layer 603 in the corrosion prevention mechanism 6, the solution is prevented from contacting the safety valve body 1 by the permeation prevention layer 602, and the safety valve body 1 has the corrosion prevention effect.

[0027] It will be obvious to a person skilled in the art that the application is not limited to the details of the above-described exemplary embodiments, but that the application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the application. The embodiments should, therefore, be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the above description, and all changes which come within the meaning and range of equivalents of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the scope of the claims concerned.

[0028] Furthermore, it should be understood that although the present specification describes exemplary embodiments, the application is not limited to only one independent technical solution in each embodiment, and the specification is described in this way only for the sake of clarity, and a person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that a person skilled in the art can understand.

Claims

1. An erosion-proof safety valve characterized by: The application relates to a safety valve body (1), the outer surface of the safety valve body (1) is provided with a water inlet pipeline (2), the inside of the water inlet pipeline (2) and the outer surface of the water inlet pipeline (2) are provided with filter assemblies (3), the outer surface of the safety valve body (1) is provided with a water outlet pipeline (4), one end of the water inlet pipeline (2) and one end of the water outlet pipeline (4) are fixedly connected with connecting flanges (5), the inner side of the safety valve body (1) and the outer side of the safety valve body (1) are provided with anticorrosion mechanisms (6).

2. An erosion protected relief valve according to claim 1 wherein: The filter assembly (3) comprises a coarse filter plate (301), the outer surface of the coarse filter plate (301) is fixedly connected with the inner wall of the water inlet pipeline (2), and the outer surface of the coarse filter plate (301) is fixedly inlaid with a bearing (302).

3. An erosion control safety valve according to claim 2, wherein: The inner ring of the bearing (302) is fixedly connected with a rotating shaft (303), the outer surface of the rotating shaft (303) is fixedly connected with a plurality of cutting knives (304), and the outer surface of the water inlet pipeline (2) is fixedly connected with a first collecting pipeline (305).

4. An erosion control relief valve according to claim 3, wherein: The inner wall of the water inlet pipeline (2) is fixedly connected with a fine filter plate (306), the outer surface of the water inlet pipeline (2) is fixedly connected with a second collecting pipeline (307), one end of the first collecting pipeline (305) is fixedly connected with the outer surface of the second collecting pipeline (307), and one end of the second collecting pipeline (307) is threadedly connected with a sealing cover (308).

5. An erosion control safety valve as defined in claim 1 wherein: The anticorrosion mechanism (6) comprises an anti-permeation layer (602), and the anti-permeation layer (602) is arranged on the inner side of the safety valve body (1).

6. An erosion control safety valve according to claim 5, wherein: The inner side of the anti-permeation layer (602) is provided with an inner anticorrosion layer (601), and the outer side of the safety valve body (1) is provided with an outer anticorrosion layer (603).

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