Assembled anti-corrosion cushion block for pipe frame
By using the modular anti-corrosion pad design and utilizing corrosion-resistant polymer materials and mortise and tenon structures, the corrosion problem at the contact points under the pipe rack is solved, achieving a corrosion-resistant effect with simple installation and low maintenance costs, and is suitable for various pipe rack sizes.
Patent Information
- Application Number
- CN202423185831.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-24
- Publication Date
- 2025-12-16
- Estimated Expiration
- 2034-12-24
AI Technical Summary
Exposed steel pipes are susceptible to corrosive media such as H2S and SO2 in industrial atmospheric environments, leading to corrosion at the contact points under the pipe rack. Furthermore, existing anti-corrosion measures are complex to install and costly to maintain, making it difficult to meet the needs of large-scale applications.
The assembled anti-corrosion pads include an upper end cap, a lower end cap, and an inner insert. They are made of corrosion-resistant polymer materials and are fixed by mortise and tenon structure and tapered pins. The inner insert is in direct contact with the pipeline, isolating electrical connections. Combined with self-lubricating and hydrophobic design, they prevent liquid film adhesion.
It effectively prevents corrosion at the contact points between pipes and pipe supports, is easy to install, has low maintenance costs, is suitable for various pipe support sizes, reduces wear, and lowers the difficulty of construction and maintenance.
Smart Images
Figure CN223677370U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a kind of assembled anticorrosive cushion block for pipe rack, belong to cushion block field. BACKGROUND
[0002] When bare steel pipe serves in industrial atmospheric environment, the influence of corrosive medium such as H2S, SO2 in atmosphere is easy to condense on the surface of pipeline, and accumulate in the contact part of pipe rack and pipeline, and there is abrasion corrosion under the influence of frequent load change. Because pipe rack application scene is multiple, and the number of use is huge, the corrosion behavior of contact point under pipe rack has the characteristics such as concealment and unpredictability, and the corrosion of contact point under pipe rack becomes the difficult problem to be solved in petroleum chemical industry anticorrosion field;Therefore, the current needs a method, which solves the corrosion problem of contact point under pipe rack, and is convenient to install and maintain, is convenient for modular production, does not increase labor cost and construction difficulty. SUMMARY
[0003] The utility model aims at providing a kind of assembled anticorrosive cushion block for pipe rack, to solve the problem of corrosion and installation and maintenance in the above background technology.
[0004] To achieve the above object, the utility model provides the following technical scheme: an assembled anticorrosive cushion block for pipe rack, characterized by: including upper end cover, lower end cover and inner plug;The upper end cover and lower end cover are semicircular arc cover plates with the same shape, the upper end cover is provided with mortise one on the side close to the top end of arc surface, and the lower end cover is provided with mortise two on the side close to the top end of arc surface;The inner plug is a semicircular cylindrical strip, one end of the inner plug is provided with tenon one, and the other end is provided with tenon two;Mortise one and tenon one are matched, mortise two and tenon two are matched, the upper end cover is installed on the inner plug through mortise one and tenon one, and the lower end cover is installed on the inner plug through mortise two and tenon two;The tenon one and tenon two of the inner plug are also provided with mounting holes for fixing conical pins respectively;The side of the upper end cover different from mortise one is also provided with hidden pin hole one reaching mortise one, and mortise one and tenon one are fixed through the cooperation of conical pin, hidden pin hole one and mounting hole of tenon one;The side of the lower end cover different from mortise two is also provided with hidden pin hole two reaching mortise two, and mortise two and tenon two are fixed through the cooperation of conical pin, hidden pin hole two and mounting hole of tenon two.
[0005] Preferably, the rectangular plane side of the semicircular cylindrical strip of the inner plug is installed close to the inner wall side of pipe rack, and the upper end cover and lower end cover are installed close to the left and right sides of pipe rack inner wall.
[0006] Preferably, the two ends of the upper end cover and lower end cover are also respectively provided with protrusion one and protrusion two extending to the outer wall side of pipe rack, and form buckles after assembling with the inner plug.
[0007] Preferably, the inner insert is made of corrosion-resistant and friction-resistant polymer material, which has strong rigidity and hardness and small friction coefficient, effectively supporting the pipeline while reducing corrosion and wear caused by displacement between the pipeline and the pipe support due to working condition fluctuations.
[0008] Preferably, the upper end cover and the lower end cover have the same structure and are made of corrosion-resistant and high-hardness polymer material.
[0009] Preferably, the length of the inner insert is selected according to the width of the pipe support.
[0010] Preferably, the mounting holes of the tenon one and the tenon two are provided with internal threads, the bottom side of the tapered pin is provided with external threads, and the top surface of the tapered pin is provided with a slot; the internal threads of the mounting holes and the external threads on the bottom side of the tapered pin are matched by rotating the slot, and the tapered pin is fixed with the tenon one and the tenon two, respectively.
[0011] Preferably, one side of the convex one and the convex two close to the outer side of the pipe support is provided with a sawtooth anti-skid layer.
[0012] Preferably, the arc surface of the semicylindrical strip of the inner insert is made of self-lubricating and hydrophobic material, so that the liquid film containing corrosive medium cannot adhere to the inner insert.
[0013] Preferably, the tapered pin is tangent to the arc surface of the upper end cover and the lower end cover, and the height of the top surface of the tapered pin is less than or equal to the height of the highest point of the arc surface of the inner insert, and the height of the inner insert is greater than or equal to 5mm, which ensures that the pipeline and the pipe support cannot contact and provides enough space for water to flow out.
[0014] Compared with the prior art, the present application has the following advantages:
[0015] Compared with the prior art, the assembled corrosion-resistant pad block is assembled by three components, namely the upper end cover, the lower end cover and the inner insert, which is convenient to install, and the inner insert is made of corrosion-resistant and high-strength material, which directly contacts the pipeline, the surface of the inner insert does not adhere to the liquid film, the electrical connection between the pipeline and the pipe support is cut off, the corrosion failure of the contact part of the pipeline and the pipe support is avoided, and the corrosion problem of the contact point under the pipe support is solved; the installation and disassembly of the assembled corrosion-resistant pad block and the pipe support are not limited by the site.
[0016] Compared with the prior art, the convex one and the convex two of the upper end cover and the lower end cover of the present application and the sawtooth anti-skid layer tightly clamp the corrosion-resistant pad block on the pipe support, and also prevent the corrosion-resistant pad block from sliding on the pipe support.
[0017] Compared with the prior art, the upper end cover, the lower end cover and the inner insert have simple structures, so that consumables are less in the processing process, processing difficulty and processing cost are low, and modular production is facilitated; and only the damaged inner insert or end cover needs to be regularly replaced in the service process, so that maintenance cost is low. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 It is a three-dimensional schematic view of the assembled anticorrosion cushion block of the utility model;
[0019] Figure 2 It is a structural schematic view of the upper end cover and the lower end cover of the utility model;
[0020] Figure 3 It is a structural schematic view of the inner insert of the utility model;
[0021] Figure 4 It is a sectional view of the assembled anticorrosion cushion block of the utility model.
[0022] In the drawing: 1, upper end cover; 2, lower end cover; 3, inner insert; 4, conical pin; 5, mounting hole; 11, mortise one; 12, protrusion one; 13, hidden pin hole one; 21, mortise two; 22, protrusion two; 23, hidden pin hole two; 31, tenon one; 32, tenon two. DETAILED DESCRIPTION
[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than 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.
[0024] Embodiment: please refer to Figures 1-4The utility model relates to a kind of assembled anticorrosion pad for pipe support, including upper end cap 1, lower end cap 2, inner insert 3 and tapered pin 4;The upper end cap 1 and lower end cap 2 are the same shape half circular arc cover plate, the upper end cap 1 is close to circular arc face top end side and is equipped with mortise eye one 11, the lower end cap 2 is close to circular arc face top end side and is equipped with mortise eye two 21;The inner insert 3 is half cylindrical strip, and the inner insert 3 one end is equipped with tenon one 31, and the other end is equipped with tenon two 32;The mortise eye one 11 and tenon one 31 coincide, the mortise eye two 21 and tenon two 32 coincide, install upper end cap 1 on inner insert 3 by mortise eye one 11 and tenon one 31, install lower end cap 2 on inner insert 3 by mortise eye two 21 and tenon two 32;The tenon one 31 and tenon two 32 of the inner insert 3 are further each provided with installation hole 5 of convenient fixed tapered pin 4;The upper end cap 1 is different side with mortise eye one 11 is further equipped with hidden pin hole one 13 reaching mortise eye one 11, and mortise eye one 11 and tenon one 31 are fixed by the cooperation of tapered pin 4, hidden pin hole one 13 and the installation hole 5 of tenon one 31;The lower end cap 2 is different side with mortise eye two 21 is further equipped with hidden pin hole two 23 reaching mortise eye two 21, and mortise eye two 21 and tenon two 32 are fixed by the cooperation of tapered pin 4, hidden pin hole two 23 and the installation hole 5 of tenon two 32;The assembled anticorrosion pad of the utility model is suitable for the use of half circular pipe support, and is installed conveniently and quickly by tapered pin.
[0025] Further, the rectangular plane side of the half cylindrical strip of the inner insert 3 is installed close to the inner wall side of the pipe support, and the upper end cap 1 and the lower end cap 2 are installed close to the left and right sides of the inner wall of the pipe support;The two ends of the upper end cap 1 and the lower end cap 2 are further respectively provided with protrusions one 12 and protrusions two 22 extending to the outer wall side of the pipe support, which can form buckles after being assembled with the inner insert 3;The three components are assembled, the installation is convenient, the inner insert 3 is made of high polymer material resistant to corrosion and friction;The high polymer material used by the inner insert 3 also has strong rigidity and hardness, small friction coefficient, effectively supports the pipeline, reduces corrosion and wear caused by displacement between the pipeline and the pipe support due to working condition fluctuation, directly contacts the pipeline by the inner insert 3, isolates the direct contact between the pipe support and the pipeline by the inner insert 3, effectively isolates the liquid film connection between the pipeline surface and the pipe support surface by the inner insert 3 to form a corrosion primary cell, avoids corrosion failure at the contact part of the pipe support and the pipeline, and solves the corrosion problem of the lower contact point of the pipe support.
[0026] Further, the upper end cap 1 and the lower end cap 2 are made of high polymer material resistant to corrosion and high hardness;The upper end cap 1 and the lower end cap 2 are mainly used for fixing the pad, and the inner insert 3 is mainly used for directly contacting the pipeline, bearing pressure and being resistant to corrosion.
[0027] Further, the length of the inner insert 3 is selected to be larger according to the increase of the size of the pipe support, and the pad only needs to change the size of the inner insert to be applicable to pipe supports of various sizes.
[0028] Further, the mounting hole 5 of the tenon one 31 and the tenon two 32 is provided with internal threads, the bottom side of the tapered pin 4 is provided with external threads, and the top surface of the tapered pin 4 is provided with a slot; by rotating the slot, the internal threads of the mounting hole 5 and the external threads on the bottom side of the tapered pin 4 are matched, and the tapered pin 4 is fixed with the tenon one 31 and the tenon two 32 respectively; it is more convenient to disassemble the assembled anticorrosion pad, and the anticorrosion pad is not only suitable for semicircular pipe racks but also suitable for circular pipe racks, can be installed upside down, and the replacement of parts is convenient.
[0029] Further, the convex one 12 and the convex two 22 are provided with a layer of sawtooth anti-skid layer on one side close to the outer side of the pipe rack, which can effectively prevent the pad from sliding on the pipe rack.
[0030] Further, the arc surface of the semicylindrical long strip of the inner plug 3 is selected to have self-lubricating and hydrophobic materials, so that the liquid film containing corrosive medium cannot be attached to the inner plug 3; the hydrophobicity can ensure that the connection between the anticorrosion pad and the pipe rack is dried faster, preventing corrosion from occurring.
[0031] Further, the height of the inner plug 3 is greater than or equal to 5 mm, which not only ensures that the pipe and the pipe rack cannot be in contact, but also provides enough space for water to flow out.
[0032] Further, the tapered pin 4 is tangent to the arc surface of the upper end cover 1 and the lower end cover 2, and the height of the top surface of the tapered pin 4 is less than or equal to the height of the highest part of the arc surface of the inner plug 3, and the height of the inner plug 3 is greater than or equal to 5 mm, so that the stress of the assembled pad is uniform, and the pipeline is effectively supported. The utility model is suitable for various pipelines, and the specific use method is as follows:
[0033] The inner plug 3 is tightly attached to the inner wall side of the pipe rack, the upper end cover 1 and the lower end cover 2 are fixed with the inner plug 3 through the tapered pin, and then the pipe rack provided with the assembled anticorrosion pad is installed on the pipeline, which plays a role in fixing and supporting the pipeline.
[0034] For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model; therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model; any reference signs in the claims should not be regarded as limiting the involved claims.
Claims
1. An assembled corrosion protection pad for pipe racks, characterized by: The utility model relates to a pipe support, which comprises an upper end cover (1), a lower end cover (2), an inner insert (3) and a tapered pin (4). The upper end cover (1) and the lower end cover (2) are semicircular arc cover plates with the same structure. The upper end cover (1) is provided with a mortise (11) on the side close to the top end of the arc surface. The lower end cover (2) is provided with a mortise (21) on the side close to the top end of the arc surface. The inner insert (3) is a semicircular cylindrical strip. The inner insert (3) is provided with a tenon (31) at one end and a tenon (32) at the other end. The mortise (11) and the tenon (31) are matched with each other. The mortise (21) and the tenon (32) are matched with each other. The upper end cover (1) is installed on the inner insert (3) through the mortise (11) and the tenon (31). The lower end cover (2) is installed on the inner insert (3) through the mortise (21) and the tenon (32). The tenon (31) and the tenon (32) of the inner insert (3) are each provided with a mounting hole (5) for fixing the tapered pin (4). The upper end cover (1) is provided with a hidden pin hole (13) on the side different from the mortise (11) and extending to the mortise (11). The mortise (11) and the tenon (31) are fixed through the tapered pin (4), the hidden pin hole (13) and the mounting hole (5) of the tenon (31). The lower end cover (2) is provided with a hidden pin hole (23) on the side different from the mortise (21) and extending to the mortise (21). The mortise (21) and the tenon (32) are fixed through the tapered pin (4), the hidden pin hole (23) and the mounting hole (5) of the tenon (32).
2. The assembled corrosion protection pad for pipe racks according to claim 1, characterized in that: The semicircular cylindrical strip of the inner insert (3) is installed close to the inner wall of the pipe support. The upper end cover (1) and the lower end cover (2) are installed close to the left and right sides of the inner wall of the pipe support.
3. The assembled corrosion protection pad for pipe racks according to claim 2, characterized in that: The upper end cover (1) and the lower end cover (2) are each provided with a protrusion (12) and a protrusion (22) extending to the outer wall of the pipe support. The protrusions (12) and (22) form buckles after being assembled with the inner insert (3).
4. The assembled corrosion protection pad for pipe racks of claim 1, wherein: The inner insert (3) is made of a high polymer material with high compression strength, friction resistance, self-lubrication and hydrophobicity.
5. The assembled corrosion protection pad for pipe racks of claim 1, wherein: The upper end cover (1) and the lower end cover (2) are made of a high polymer material with corrosion resistance and high hardness.
6. The assembled corrosion protection pad for pipe racks of claim 1, wherein: The length of the inner insert (3) is selected according to the width of the pipe support.
7. The assembled corrosion protection pad for pipe racks of claim 1, wherein: The mounting hole (5) of the tenon (31) and the tenon (32) is provided with an internal thread. The tapered pin (4) is provided with an external thread on the bottom side. The top surface of the tapered pin (4) is provided with a slot. The internal thread of the mounting hole (5) and the external thread on the bottom side of the tapered pin (4) are matched through rotation of the slot to fix the tapered pin (4) with the tenon (31) and the tenon (32) respectively.
8. The assembled corrosion protection pad for pipe racks of claim 3, wherein: The protrusion (12) and the protrusion (22) are each provided with a layer of sawtooth-shaped anti-skid layer close to the outer side of the pipe support.
9. The assembled corrosion protection pad for pipe racks of claim 1, wherein: The arc surface of the semicircular cylindrical strip of the inner insert (3) is made of a material with self-lubrication and hydrophobicity, so that a liquid film containing corrosive medium cannot adhere to the inner insert (3).
10. The assembled corrosion protection pad for pipe racks of claim 1, wherein: The conical pin (4) is tangent to the arc surface of the upper end cover (1) and the lower end cover (2), and the height of the top surface of the conical pin (4) is less than or equal to the height of the highest part of the arc surface of the inner plug (3), and the height of the inner plug (3) is greater than or equal to 5 mm.