Fixing structure for fixing anode assembly and pipeline anti-corrosion protection system

Abstract

The utility model discloses a fixing structure for fixing an anode assembly and a pipeline anti-corrosion protection system, the fixing structure is used for fixing the anode assembly on a target pipeline, and the fixing structure comprises a first connecting piece, a second connecting piece, a third connecting piece, a fourth connecting piece, a fifth connecting piece and a sixth connecting piece, the first connecting piece is fixed at the first end of the target pipeline, and the other end of the first connecting piece is connected with the first end of the anode assembly; one end of the second connecting piece is fixed to the second end of the target pipeline, the other end of the second connecting piece is connected with the second end of the anode assembly, workers do not need to enter the target pipeline through the fixing mode, and operation is convenient; the anode assembly comprises an anode module and a cable, the cable extends towards the first connecting piece, the cable comprises a first section in the target pipeline and a second section outside the target pipeline, and the length of the first section is larger than that of the first connecting piece, so that when the anode assembly is fixed to the target pipeline in the height direction, the cable is not subjected to tension of the anode assembly, and the cable is not damaged. The first connecting piece bears the pulling force of the anode assembly, and the service life of the cable and the anode assembly is prolonged.

Description

Technical Field

[0001] The utility model relates to a fixing structure for fixing an anode assembly and a pipeline anti-corrosion protection system. Background Art

[0002] At present, impressed current cathodic protection technology is widely used in the anti-corrosion treatment of metal materials, and usually a current anti-corrosion structure is used to perform anti-corrosion protection treatment on metal equipment.

[0003] With the continuous development of current anti-corrosion technology, the life of the protected pipeline can be greatly extended due to the use of an energized device for cathodic protection. However, in the prior art, an opening is usually opened on the target pipeline, and then a flange is installed on the outer wall of the target pipeline, the anode assembly is welded to the inner wall of the target pipeline, and the anode assembly and the external energized device are connected by a cable. This installation method of the anode assembly, on the one hand, requires workers to enter the target pipeline to weld the anode assembly to the inner wall of the pipeline, which is inconvenient for installation and maintenance; on the other hand, when the anode assembly needs to be installed on the inner wall of the pipeline in the height direction, the cable connected to the external energized device bears the tension between the energized device and the anode assembly for a long time, making the cable easy to be damaged, reducing the working performance and service life of the cable.

[0004] Therefore, it is necessary to improve the prior art to overcome the above defects in the prior art. Utility Model Content

[0005] In view of this, the present application is provided to solve at least one problem existing in the background technology and the purpose of the present application is achieved through the following technical solutions: a fixing structure for fixing an anode assembly and a pipeline anti-corrosion protection system,

[0006] The purpose of the utility model is achieved through the following technical solutions: a fixing structure for fixing an anode assembly, used to fix the anode assembly on a target pipeline, the fixing structure comprising:

[0007] a first fixing assembly connected to the first end of the anode assembly and used to fix the first end of the anode assembly to the target pipe, wherein the first fixing assembly comprises a first connecting member, one end of the first connecting member is fixed to the first end of the target pipe, and the other end of the first connecting member is connected to the first end of the anode assembly;

[0008] a second fixing assembly connected to the second end of the anode assembly and used to fix the second end of the anode assembly to the target pipe, wherein the second fixing assembly comprises a second connecting member, one end of the second connecting member is fixed to the second end of the target pipe, and the other end of the second connecting member is connected to the second end of the anode assembly;

[0009] Wherein, the anode assembly includes an anode module and a cable connected to the anode module, the cable is extended in the direction of the first connecting piece, the cable includes a first section located inside the target pipe and a second section located outside the target pipe, and the length of the first section is greater than the length of the first connecting piece.

[0010] Optionally, in the above-mentioned fixing structure for fixing the anode assembly, the first fixing assembly further comprises a first mounting seat mounted on the inner wall of the target pipe and a first fastener connecting the first mounting seat and the first connecting member, the first mounting seat has a mounting ring, and the first fastener can have an open state and a closed state under the action of an external force;

[0011] The first fastener switches from the closed state to the open state, and the first fastener is connected to the mounting ring and the first connecting member respectively.

[0012] Optionally, in the above-mentioned fixing structure for fixing the anode assembly, the first mounting seat is a swing buckle.

[0013] Optionally, in the above-mentioned fixing structure for fixing the anode assembly, the second fixing assembly also includes a second mounting seat and a fixing wheel installed on the target pipe, the fixing wheel is installed on the second mounting seat, a V-shaped groove is provided on the outer circumference of the fixing wheel, and one end of the second connecting member is fixed to the fixing wheel around the groove.

[0014] Optionally, the fixing structure for fixing the anode assembly further comprises a first fastener, a second fastener and a third fastener;

[0015] The first fastener and the second fastener are respectively used to be mounted on the first connecting member to form a first mounting portion and a second mounting portion, the first connecting member is connected to the first end of the anode assembly through the first mounting portion, and is connected to the first fastener through the second mounting portion;

[0016] The second fastener is used to be installed on the second connecting member to form a third mounting portion, and the second connecting member is connected to the second end of the anode assembly through the third mounting portion.

[0017] The utility model also provides a pipeline corrosion protection system, comprising: a constant potential instrument, a reference electrode, a cathode line, a zero negative line and an anode assembly and a fixed structure, the constant potential instrument comprising a power output port, a detection port and a cathode interface and a zero negative interface, the reference electrode is connected to the detection port, the cathode line is connected to the cathode interface, the zero negative line is connected to the zero negative interface, the anode assembly comprises the cable, the cable is connected to the power output port, and the fixed structure is any one of the above-mentioned fixed structures.

[0018] Optionally, the above-mentioned pipeline anti-corrosion protection system further comprises a sealing structure, and the sealing structure is arranged at the connection between the first section and the second section of the cable.

[0019] Optionally, in the above-mentioned pipeline corrosion protection system, the sealing structure also includes a flange and a fixing sleeve installed in the flange, at least a portion of the flange is inserted into the target pipeline, the flange has a mounting hole, and the first section of the cable passes through the mounting hole to connect with the second section.

[0020] Optionally, in the above pipeline anti-corrosion protection system, the sealing structure further includes a first sealing member and a second sealing member, the first sealing member is arranged between the flange and the fixing sleeve, and the second sealing member is arranged between the fixing sleeve and the cable.

[0021] Optionally, the above-mentioned pipeline anti-corrosion protection system further includes a plurality of fixing buckles, each fixing buckle having a fixing groove adapted to the cable.

[0022] Compared with the prior art, the utility model has the following beneficial effects: by providing a first connector and a second connector, the two ends of the anode assembly can be fixed on the target pipe by the first connector and the second connector respectively, and this fixing method does not require workers to enter the inside of the target pipe, and the first connector, the anode assembly and the second connector can be directly fixed and connected in sequence and then placed into the target pipe through the mounting hole, which is easy to operate; and, by setting the length of the first connector to be greater than the length of the first section of the cable located inside the target pipe, when the anode assembly is fixed on the target pipe in the height direction, the cable is not subjected to the tension of the anode assembly, but the first connector bears the tension of the anode assembly, thereby improving the service life and cable performance of the cable and the anode assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0024] Figure 1 This is a schematic diagram of the structure of the pipeline anti-corrosion protection system of the utility model;

[0025] Figure 2 It is a structural schematic diagram of the anode assembly of the utility model;

[0026] Figure 3 It is a schematic diagram and a partially enlarged diagram of the connection between the fixing structure and the anode assembly of the utility model;

[0027] Figure 4 for Figure 1 A partial enlarged view of the pipeline corrosion protection system is shown;

[0028] Figure 5 It is a structural schematic diagram of the fixing buckle of the utility model. DETAILED DESCRIPTION

[0029] The exemplary embodiments disclosed in the present application will be described in more detail below. In the following description, a large number of specific details are given in order to provide a more thorough understanding of the present application. However, it is obvious to those skilled in the art that the present application can be implemented without one or more of these details. In other examples, in order to avoid confusion with the present application, some technical features well known in the art are not described; that is, all features of the actual embodiments are not described here, and known functions and structures are not described in detail.

[0030] It should be understood that when an element or layer is referred to as "on ...", "adjacent to ...", "connected to" or "coupled to" other elements or layers, it can be directly on, adjacent to, connected to or coupled to other elements or layers, or there can be intervening elements or layers. On the contrary, when an element is referred to as "directly on ...", "directly adjacent to ...", "directly connected to" or "directly coupled to" other elements or layers, there is no intervening element or layer. It should be understood that although the terms first, second, third, etc. can be used to describe various elements, components, regions, layers and / or parts, these elements, components, regions, layers and / or parts should not be limited by these terms. These terms are only used to distinguish one element, component, region, layer or part from another element, component, region, layer or part. Therefore, without departing from the teachings of the present application, the first element, component, region, layer or part discussed below can be represented as the second element, component, region, layer or part. And when the second element, component, region, layer or part is discussed, it does not indicate that the present application necessarily has the first element, component, region, layer or part.

[0031] Spatially relative terms such as "under", "beneath", "below", "under", "over", "above", etc., may be used herein for convenience of description to describe the relationship of one element or feature to other elements or features shown in the figures. It should be understood that the spatially relative terms are intended to encompass different orientations of the device in use and operation in addition to the orientation shown in the figures.

[0032] The purpose of the terms used herein is only to describe specific embodiments and is not intended to be limiting of the present application. When used herein, the singular forms "one", "an" and "said / the" are also intended to include plural forms, unless the context clearly indicates otherwise. It should also be understood that the terms "consisting of" and / or "comprising", when used in this specification, determine the presence of the features, integers, steps, operations, elements and / or parts, but do not exclude the presence or addition of one or more other features, integers, steps, operations, elements, parts and / or groups. When used herein, the term "and / or" includes any and all combinations of the relevant listed items.

[0033] In order to thoroughly understand the present application, detailed steps and detailed structures will be presented in the following description to illustrate the technical solution of the present application. The preferred embodiments of the present application are described in detail below, but in addition to these detailed descriptions, the present application may also have other implementation methods.

[0034] See also Figure 1-Figure 5 As shown, a pipeline anti-corrosion protection system shown in a preferred embodiment of the utility model is used for anti-corrosion treatment of a target pipeline. The anti-corrosion system includes: a constant potential instrument 10, a reference electrode 20, a cathode line 30, a zero negative line 40, an anode assembly 50 and a fixed structure 60. The constant potential instrument 10 includes a power output port, a detection port, a cathode interface and a zero negative interface. The reference electrode 20 is connected to the detection port, the cathode line 30 is connected to the cathode interface, the zero negative line 40 is connected to the zero negative interface, and the anode assembly 50 includes a cable 501, and the cable 501 is connected to the power output port.

[0035] The anode assembly 50 also includes an anode module 502 connected to the cable 501. Figure 2 and Figure 3 As shown, the anode module 502 includes an anode tube 5021, an insulating tube 5022 and a conductive member 5023. Specifically, the conductive member 5023 is connected to the cable 501, and the conductive member 5023 and a part of the cable 501 are placed inside the anode tube 5021 sleeve.

[0036] Furthermore, in order to connect the cable 501 with the conductive member 5023, two symmetrical grooves 6023 are provided at the end of the conductive member 5023, and a circular hole penetrating the two grooves 6023 is opened in the center of the groove 6023. The cable 501 core of a predetermined length is exposed by peeling the end of the cable 501, and the cable 501 core is passed through the circular hole to complete the connection with the conductive member 5023, and a closed circuit overlap is formed, and copper welding is used to form a welding layer, so that the connection between the cable 501 and the conductive member 5023 is more firm and reliable, and has good conductivity.

[0037] It should be noted that, in this embodiment, when installing the cable 501 and the conductive member 5023, the process is as follows: the cable 501 and the conductor forming the welding layer are sent to the middle part of the anode tube 5021, and a press is used to deform the tube in the middle part, so that the anode tube 5021 and the conductor form an integrated structure due to metal deformation, thereby improving the conductivity of both.

[0038] An insulating material is also filled between the anode tube 5021 and the cable 501, and the insulating material is used to seal the connection between the cable 501 and the conductive member 5023, so that the connection is completely wrapped by the sealing material. In this embodiment, the insulating material is epoxy resin. When filling, the anode tube 5021 is tilted and the epoxy resin is poured to the position of the tube mouth. After the epoxy resin is cured, the anode tube 5021 is tilted so that the other end of the tube mouth is vertically placed on the ground and facing upward. Similarly, the epoxy resin to be poured is cured.

[0039] The insulating tube 5022 includes a tube body 5024 and two covers 5025, and the anode tube 5021 is installed inside the tube body 5024. The two covers 5025 are used to seal the two ports of the insulating tube 5022. One of the covers 5025 is provided with a jack, and the cable 501 is arranged through the jack.

[0040] In this embodiment, the fixing structure 60 is used to fix the anode assembly 50 on the target pipeline. Figure 3 and Figure 4The fixing structure 60 includes a first fixing component 601 and a second fixing component 602. The first fixing component 601 is connected to the first end of the anode assembly 50, and is used to fix the first end of the anode assembly 50 on the target pipeline. The second fixing component 602 is connected to the second end of the anode assembly 50, and is used to fix the second end of the anode assembly 50 on the target pipeline. The cable 501 of the anode assembly 50 is extended toward the direction of the first connector 6011, and the cable 501 includes a first section 5011 located in the target pipeline and a second section 5012 located outside the target pipeline. The length of the first section 5011 is greater than the length of the first connector 6011. By providing a first connector 6011 and a second connector, the two ends of the anode assembly 50 can be fixed on the target pipe by the first connector 6011 and the second connector respectively. This fixing method does not require workers to enter the target pipe. The first connector 6011, the anode assembly 50 and the second connector can be directly fixed and connected in sequence and then placed into the target pipe through the mounting hole 7011, which is easy to operate. In addition, by setting the length of the first connector 6011 to be greater than the length of the first section 5011 cable 501 located inside the target pipe, when the anode assembly 50 is fixed on the target pipe in the height direction, the cable 501 is not subjected to the tension of the anode assembly 50, but the first connector 6011 bears the tension of the anode assembly 50, thereby improving the service life of the cable 501 and the anode assembly 50 and the performance of the cable 501.

[0041] Specifically, the first fixing assembly 601 includes a first connecting member 6011 , one end of the first connecting member 6011 is fixed to the first end of the target pipe, and the other end of the first connecting member 6011 is connected to the first end of the anode assembly 50 .

[0042] The first fixing assembly 601 also includes a first mounting seat 6012 mounted on the inner wall of the target pipe and a first fastener 6013 connecting the first mounting seat 6012 and the first connecting member 6011. The first mounting seat 6012 has a mounting ring 6014. The first fastener 6013 can have an open state and a closed state under the action of an external force; the first fastener 6013 switches from the closed state to the open state, and the first fastener 6013 is respectively connected to the mounting ring 6014 and the first connecting member 6011. In this embodiment, the first mounting seat 6012 is a swing buckle.

[0043] The second fixing assembly 602 includes a second connecting member, one end of which is fixed to the second end of the target pipeline, and the other end of which is connected to the second end of the anode assembly 50; the second fixing assembly 602 also includes a second mounting seat 6021 and a fixing wheel 6022 mounted on the target pipeline, the fixing wheel 6022 being mounted on the second mounting seat 6021, a V-shaped groove 6023 being provided on the outer circumference of the fixing wheel 6022, and one end of the second connecting member being fixed to the fixing wheel 6022 around the groove 6023. In this embodiment, both the first connecting member 6011 and the second connecting member are made of steel wire ropes to ensure the stability of their connection.

[0044] The fixing structure 60 also includes a second fastener 603 and a third fastener 604; specifically, the first fastener 6013 and the second fastener 603 are respectively used to be installed on the first connecting member 6011 to form a first mounting portion 6015 and a second mounting portion, the first connecting member 6011 is connected to the first end of the anode assembly 50 through the first mounting portion 6015, and is connected to the first fastener 6013 through the second mounting portion; the second fastener 603 is used to be installed on the second connecting member to form a third mounting portion, and the second connecting member is connected to the second end of the anode assembly 50 through the third mounting portion.

[0045] In this embodiment, the anti-corrosion system further includes a sealing structure 70, which is arranged at the connection between the first section 5011 and the second section 5012 of the cable 501. Specifically, the sealing structure 70 further includes a flange 701 and a fixing sleeve 702 installed in the flange 701, at least part of the flange 701 is inserted into the target pipeline, the flange 701 has a mounting hole 7011, and the first section 5011 of the cable 501 is connected to the second section 5012 through the mounting hole 7011. The sealing structure 70 further includes a first sealing member and a second sealing member, the first sealing member is arranged between the flange 701 and the fixing sleeve 702, and the second sealing member is arranged between the fixing sleeve 702 and the cable 501.

[0046] Furthermore, the protection system also includes a plurality of fixing buckles 8080 , each of which has a fixing groove adapted to the cable 501 , and the second section 5012 of the cable 501 is fixed to the outer wall of the target pipe through the plurality of fixing buckles 8080 .

[0047] In summary, the process of installing the fixing structure 60 in this embodiment is: two small holes are respectively opened at both ends of the assembled anode assembly 50, the first connecting member 6011 and the second connecting member are respectively passed through the two small holes, and then the first fastener 6013 and the third fastener 604 are used to lock the wire rope to form the first mounting part 6015 and the third mounting part respectively, and the first mounting seat 6012 and the second mounting seat 6021 are respectively welded in the target pipeline, and then the first connecting member 6011 and the second connecting member are respectively fixed to the first mounting seat 6012 and the second mounting seat 6021, and the first connecting member 6011 and the second connecting member are respectively fixed to the two ends of the anode assembly 50, and then the relatively loose cable 501 is led out of the mounting hole 7011 of the self-sealing structure 70 and connected to the external power output port.

[0048] Compared with the prior art, by providing a first connector 6011 and a second connector, the two ends of the anode assembly 50 can be fixed on the target pipe by the first connector 6011 and the second connector respectively. This fixing method does not require workers to enter the interior of the target pipe. The first connector 6011, the anode assembly 50 and the second connector can be directly fixed and connected in sequence and then placed into the target pipe through the mounting hole 7011, which is easy to operate. In addition, by setting the length of the first connector 6011 to be greater than the length of the first section 5011 cable 501 located inside the target pipe, when the anode assembly 50 is fixed on the target pipe in the height direction, the cable 501 is not subjected to the tension of the anode assembly 50, but the first connector 6011 bears the tension of the anode assembly 50, thereby improving the service life of the cable 501 and the anode assembly 50 and the performance of the cable 501.

[0049] Obviously, the above described embodiments are only some embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, ordinary technicians in this field can make other different forms of changes or modifications without creative work, which should fall within the scope of protection of the utility model.

Claims

1. A fixing structure for fixing an anode assembly, characterized in that: Used to fix the anode assembly on the target pipeline, the fixing structure includes: a first fixing assembly connected to the first end of the anode assembly and used to fix the first end of the anode assembly to the target pipe, wherein the first fixing assembly comprises a first connecting member, one end of the first connecting member is fixed to the first end of the target pipe, and the other end of the first connecting member is connected to the first end of the anode assembly; a second fixing assembly connected to the second end of the anode assembly and used to fix the second end of the anode assembly to the target pipe, wherein the second fixing assembly comprises a second connecting member, one end of the second connecting member is fixed to the second end of the target pipe, and the other end of the second connecting member is connected to the second end of the anode assembly; Wherein, the anode assembly includes an anode module and a cable connected to the anode module, the cable is extended in the direction of the first connecting piece, the cable includes a first section located inside the target pipe and a second section located outside the target pipe, and the length of the first section is greater than the length of the first connecting piece.

2. The fixing structure for fixing the anode assembly according to claim 1, characterized in that: The first fixing assembly further comprises a first mounting seat mounted on the inner wall of the target pipe and a first fastener connecting the first mounting seat and the first connecting member, the first mounting seat having a mounting ring, and the first fastener being capable of having an open state and a closed state under the action of an external force; The first fastener switches from the closed state to the open state, and the first fastener is connected to the mounting ring and the first connecting member respectively.

3. The fixing structure for fixing the anode assembly according to claim 2, characterized in that: The first mounting seat is a swing buckle.

4. The fixing structure for fixing the anode assembly according to claim 1, characterized in that: The second fixing assembly also includes a second mounting seat and a fixing wheel mounted on the target pipe, the fixing wheel is mounted on the second mounting seat, a V-shaped groove is provided on the outer circumference of the fixing wheel, and one end of the second connecting member is fixed to the fixing wheel around the groove.

5. The fixing structure for fixing the anode assembly according to claim 4, characterized in that: The fixing structure further includes a first fastener, a second fastener and a third fastener; The first fastener and the second fastener are respectively used to be mounted on the first connecting member to form a first mounting portion and a second mounting portion, the first connecting member is connected to the first end of the anode assembly through the first mounting portion, and is connected to the first fastener through the second mounting portion; The second fastener is used to be installed on the second connecting member to form a third mounting portion, and the second connecting member is connected to the second end of the anode assembly through the third mounting portion.

6. A pipeline anti-corrosion protection system, characterized in that: include: A constant potential instrument, a reference electrode, a cathode line, a zero cathode line and an anode assembly and a fixed structure, wherein the constant potential instrument includes a power output port, a detection port, a cathode interface and a zero cathode interface, the reference electrode is connected to the detection port, the cathode line is connected to the cathode interface, the zero cathode line is connected to the zero cathode interface, the anode assembly includes the cable, the cable is connected to the power output port, and the fixed structure is the fixed structure described in any one of claims 1 to 5.

7. The pipeline anti-corrosion protection system according to claim 6, characterized in that: The protection system further comprises a sealing structure, which is arranged at the connection between the first section and the second section of the cable.

8. The pipeline anti-corrosion protection system according to claim 7, characterized in that: The sealing structure also includes a flange and a fixing sleeve installed in the flange, at least a portion of the flange is inserted into the target pipeline, the flange has a mounting hole, and the first section of the cable passes through the mounting hole to connect with the second section.

9. The pipeline anti-corrosion protection system according to claim 8, characterized in that: The sealing structure further includes a first sealing member and a second sealing member, wherein the first sealing member is disposed between the flange and the fixing sleeve, and the second sealing member is disposed between the fixing sleeve and the cable.

10. The pipeline anti-corrosion protection system according to claim 6, characterized in that: The protection system further comprises a plurality of fixing buckles, each of which has a fixing groove adapted to the cable.

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