Drainage pipeline anti-condensation structure

Abstract

The utility model provides an anti-condensation structure of a drainage pipeline, which relates to the field of water supply and drainage engineering, and comprises a water supply and drainage pipeline, an upper protection arc plate and a lower protection arc plate, the outer side of the water supply and drainage pipeline is wrapped with the upper protection arc plate and the lower protection arc plate, and the front side and the rear side of the upper protection arc plate are welded with insertion side plates. A limiting plate is welded to the side face of the lower protection arc plate, the limiting plate is fixedly attached to the inserting side plate through a fastening bolt, heat preservation structures are arranged in the upper protection arc plate and the lower protection arc plate, dehumidification annular plates are bonded to the inner side face of the upper protection arc plate and the inner side face of the lower protection arc plate, and moisture absorption cavities are formed in the inner sides of the dehumidification annular plates. The drainage pipeline solves the problem that in the prior art, the side end coupling position of a protection layer on the outer side of a drainage pipeline is prone to being corroded and rusted by water vapor, and disassembly and assembly convenience is affected.

Description

Technical Field

[0001] The utility model relates to the field of water supply and drainage engineering, in particular to a drainage pipeline anti-condensation structure. Background Art

[0002] The water supply and drainage pipeline project is a pipeline system project that transports and distributes industrial water supply and domestic drinking water, and collects, transports and discharges industrial wastewater, domestic sewage and rainwater. The water supply and drainage pipeline is easily condensed on the pipe surface due to the influence of temperature, which causes corrosion to the pipeline. After searching, the prior art (application number: CN202223246570.8) records that "the utility model is provided with a connecting block, a rotating shaft, an upper half fixed block, a connecting rod, and a lower half fixed block. When protecting the water supply and drainage pipeline, the protective layer is first flipped along the rotating shaft through the connecting block, the entire device is opened in half, the entire device is wrapped on the pipe wall of the water supply and drainage pipe for closing, and the connecting rod is inserted into the lower half fixed block to lock the two halves of the device. The nature of the device that can be opened in half is utilized to avoid the need to penetrate from one side of the water pipe when protecting the water supply and drainage pipe during installation, so that the installation and disassembly of the equipment are more convenient". However, in the prior art, the side end axial joint of the outer protective layer of the drainage pipe is easily corroded by water vapor and rusted, affecting the convenience of disassembly and assembly. Utility Model Content

[0003] In order to overcome the defects of the prior art, a drainage pipe anti-condensation structure is now provided to solve the problem that the side end axial joint of the outer protective layer of the drainage pipe in the prior art is easily corroded by water vapor and rusted, affecting the convenience of disassembly and assembly.

[0004] In order to achieve the above object, a drainage pipe anti-condensation structure is provided, comprising: a water supply and drainage pipe, an upper protective arc plate and a lower protective arc plate, wherein the outer side of the water supply and drainage pipe is wrapped with the upper protective arc plate and the lower protective arc plate.

[0005] The front and rear sides of the upper protective arc plate are welded with plug-in side plates, and the side of the lower protective arc plate is welded with a limiting plate, and the limiting plate is fixed to the plug-in side plate by fastening bolts. The upper and lower protective arc plates are both provided with insulation structures inside, and the inner sides of the upper and lower protective arc plates are bonded with dehumidification ring plates, and the inner side of the dehumidification ring plate is provided with a moisture absorption cavity.

[0006] Furthermore, the inner side surfaces of the upper protective arc plate and the lower protective arc plate are pressed against the outer surface of the water supply and drainage pipe through a rubber sealing pad; and the dehumidification ring plate is distributed on the inner side of the rubber sealing pad.

[0007] Furthermore, the thermal insulation structure is composed of a rock wool thermal insulation board and a vacuum thermal insulation chamber; and the rock wool thermal insulation board is located outside the vacuum thermal insulation chamber.

[0008] Furthermore, the upper and lower surfaces of the upper protective arc plate and the lower protective arc plate are provided with vacuum pipe openings, and the surfaces of the vacuum pipe openings are blocked with sealing plugs.

[0009] Furthermore, a metal mesh is arranged on the inner side of the dehumidification ring plate; a moisture absorption cavity is arranged on the outer side of the metal mesh; and the moisture absorption cavity is filled with silica gel moisture absorbent.

[0010] Furthermore, the limit plate is plugged into and fitted in the groove on the outer surface of the plug-in side plate, and the upper end surface of the plug-in side plate is in a tangent inclined surface to the arc surface of the upper protective arc plate.

[0011] Furthermore, the upper protective arc plate, the lower protective arc plate, the thermal insulation structure and the dehumidification ring plate constitute an anti-condensation and dehumidification structure for the water supply and drainage pipeline.

[0012] The beneficial effect of the utility model lies in that the anti-condensation structure of the drainage pipe of the utility model utilizes the plug-in and fitting method of the upper protective arc plate and the lower protective arc plate to wrap and fix the protective arc plate on the outside of the water supply and drainage pipe, which is convenient and smooth to disassemble and assemble. The temperature inside and outside the water supply and drainage pipe is insulated and blocked by the thermal insulation structure in the protective arc plate, which effectively prevents condensation due to temperature difference in the water supply and drainage pipe, prolongs the service life of the water supply and drainage pipe, reduces the number of replacement and maintenance times of the water supply and drainage pipe, and absorbs water vapor infiltrated into the surface of the water supply and drainage pipe through the silica gel desiccant filled in the dehumidification ring plate, thereby ensuring the dryness of the pipe surface of the water supply and drainage pipe and improving the protective effect of the water supply and drainage pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front view structural schematic diagram of the anti-condensation structure of the drainage pipe according to an embodiment of the utility model.

[0014] Figure 2 It is a schematic diagram of the front cross-sectional structure of the drainage pipe anti-condensation structure according to an embodiment of the utility model.

[0015] Figure 3 It is a schematic diagram of the side view connection structure of the anti-condensation structure for water supply and drainage pipes according to an embodiment of the utility model.

[0016] Figure 4 It is a schematic diagram of the partial cross-sectional structure of the upper protective arc plate and the dehumidification ring plate of an embodiment of the utility model.

[0017] In the figure: 1. water supply and drainage pipeline; 2. upper protective arc plate; 21. plug-in side plate; 22. sealing plug; 23. vacuum pipe opening; 3. lower protective arc plate; 31. limit plate; 32. fastening bolts; 4. insulation structure; 41. rock wool insulation board; 42. vacuum insulation chamber; 5. rubber sealing pad; 6. dehumidification ring plate; 61. metal mesh; 62. moisture absorption chamber. DETAILED DESCRIPTION

[0018] Reference Figures 1 to 4 As shown, the utility model provides a drainage pipe anti-condensation structure, comprising: a water supply and drainage pipe 1, an upper protective arc plate 2 and a lower protective arc plate 3, the outer side of the water supply and drainage pipe 1 is wrapped with the upper protective arc plate 2 and the lower protective arc plate 3,

[0019] The upper protective arc plate 2 is welded with plug-in side plates 21 on the front and rear sides, and the lower protective arc plate 3 is welded with a limiting plate 31 on the side. The limiting plate 31 is fixed to the plug-in side plate 21 by fastening bolts 32. The upper protective arc plate 2 and the lower protective arc plate 3 are both provided with insulation structures 4. The inner sides of the upper protective arc plate 2 and the lower protective arc plate 3 are bonded with dehumidification ring plates 6, and the inner side of the dehumidification ring plate 6 is provided with a moisture absorption cavity 62.

[0020] Working principle: fit the lower protective arc plate 3 with the lower pipe surface of the water supply and drainage pipe 1, press the upper protective arc plate 2 down and insert it into the lower protective arc plate 3, and fix it with the fastening bolts 32, so that the upper protective arc plate 2 and the lower protective arc plate 3 are firmly wrapped around the outside of the water supply and drainage pipe 1, and the water supply and drainage pipe 1 is insulated and heat-insulated by the thermal insulation structure 4 inside the protective arc plate, which effectively prevents the water supply and drainage pipe 1 from condensing due to temperature difference, and reduces the replacement and maintenance times of the water supply and drainage pipe 1. At the same time, the silica gel desiccant filled in the dehumidification ring plate 6 on the inner side of the protective arc plate absorbs the water vapor that penetrates into the surface of the water supply and drainage pipe 1, thereby ensuring the dryness of the pipe surface of the water supply and drainage pipe and improving the protection effect of the water supply and drainage pipe.

[0021] In this embodiment, the inner side surfaces of the upper protective arc plate 2 and the lower protective arc plate 3 are pressed against the outer surface of the water supply and drainage pipe 1 through the rubber sealing pad 5; and the dehumidification ring plate 6 is distributed on the inner side of the rubber sealing pad 5.

[0022] As a preferred embodiment, the rubber sealing pad 5 facilitates the upper protective arc plate 2 and the lower protective arc plate 3 to be tightly pressed and wrapped on the outer surface of the water supply and drainage pipe 1, thereby ensuring the heat preservation and protection effects of the protective arc plate.

[0023] In this embodiment, the thermal insulation structure 4 is composed of a rock wool thermal insulation board 41 and a vacuum thermal insulation chamber 42 ; and the rock wool thermal insulation board 41 is located outside the vacuum thermal insulation chamber 42 .

[0024] As a preferred embodiment, the rock wool insulation board 41 and the vacuum insulation chamber 42 insulate and heat-insulate the water supply and drainage pipe 1 to prevent the water supply and drainage pipe 1 from being affected by the external temperature and effectively prevent condensation in the water supply and drainage pipe 1 due to temperature difference.

[0025] In this embodiment, the upper and lower surfaces of the upper arc protection plate 2 and the lower arc protection plate 3 are provided with vacuum pipe openings 23 , and the surfaces of the vacuum pipe openings 23 are blocked with sealing plugs 22 .

[0026] As a preferred embodiment, the vacuum pipe port 23 is connected to the vacuum insulation chamber 42, so that the vacuum insulation chamber 42 on the inner side of the protective arc plate can be evacuated by a vacuum pump, thereby achieving an excellent insulation effect.

[0027] In this embodiment, a metal mesh 61 is disposed on the inner side of the dehumidification ring plate 6 ; a moisture absorption cavity 62 is disposed on the outer side of the metal mesh 61 ; and the moisture absorption cavity 62 is filled with silica gel moisture absorbent.

[0028] As a preferred embodiment, the metal mesh 61 facilitates the silica gel desiccant in the desiccant cavity 62 to absorb a small amount of water vapor on the surface of the water supply and drainage pipe 1, thereby preventing the water vapor infiltrating from the two sections from corroding the water supply and drainage pipe 1.

[0029] In this embodiment, the limiting plate 31 is inserted and fitted in the groove on the outer surface of the plug-in side plate 21 , and the upper end surface of the plug-in side plate 21 is in a tangent inclined surface to the arc surface of the upper protective arc plate 2 .

[0030] As a preferred embodiment, the fitting connection between the limit plate 31 and the plug-in side plate 21 facilitates the tight installation of the plug-in side plate 21, and is convenient for daily maintenance or replacement of the water supply and drainage pipe 1 and convenient disassembly and assembly.

[0031] In this embodiment, the upper protective arc plate 2 , the lower protective arc plate 3 , the thermal insulation structure 4 and the dehumidification ring plate 6 constitute an anti-condensation and dehumidification structure of the water supply and drainage pipeline 1 .

[0032] As a preferred embodiment, the anti-condensation and dehumidification structure of the water supply and drainage pipe 1 is convenient for effectively preventing condensation from occurring in the water supply and drainage pipe 1 due to temperature difference, thereby extending the service life of the water supply and drainage pipe 1, reducing the number of replacement and maintenance times of the water supply and drainage pipe 1, ensuring the dryness of the pipe surface of the water supply and drainage pipe 1, and improving the protective effect of the water supply and drainage pipe 1.

[0033] The drainage pipe anti-condensation structure of the utility model can effectively solve the problem in the prior art that the side end axial joint of the outer protective layer of the drainage pipe is easily corroded by water vapor and rusted, which affects the convenience of disassembly and assembly. It can effectively prevent condensation in the water supply and drainage pipe due to temperature difference, extend the service life of the water supply and drainage pipe, reduce the number of replacement and maintenance times of the water supply and drainage pipe, ensure the dryness of the pipe surface of the water supply and drainage pipe, improve the protective effect of the water supply and drainage pipe, and is suitable for the drainage pipe anti-condensation structure.

Claims

1. A drainage pipe anti-condensation structure, comprising: A water supply and drainage pipe (1), an upper protective arc plate (2) and a lower protective arc plate (3), wherein the outer side of the water supply and drainage pipe (1) is wrapped with the upper protective arc plate (2) and the lower protective arc plate (3), characterized in that: The upper protective arc plate (2) is welded with a plug-in side plate (21) on the front and rear sides, and the lower protective arc plate (3) is welded with a limit plate (31) on the side, and the limit plate (31) is fixed to the plug-in side plate (21) by means of a fastening bolt (32). The upper protective arc plate (2) and the lower protective arc plate (3) are both provided with a heat preservation structure (4). The inner side surfaces of the upper protective arc plate (2) and the lower protective arc plate (3) are bonded with a dehumidification ring plate (6), and the inner side of the dehumidification ring plate (6) is provided with a moisture absorption cavity (62).

2. The anti-condensation structure for drainage pipes according to claim 1, characterized in that: The inner side surfaces of the upper protective arc plate (2) and the lower protective arc plate (3) are pressed against the outer surface of the water supply and drainage pipe (1) via a rubber sealing pad (5); and the dehumidification ring plate (6) is distributed on the inner side of the rubber sealing pad (5).

3. The anti-condensation structure for drainage pipes according to claim 1, characterized in that: The thermal insulation structure (4) is composed of a rock wool thermal insulation board (41) and a vacuum thermal insulation chamber (42); and the rock wool thermal insulation board (41) is located outside the vacuum thermal insulation chamber (42).

4. The anti-condensation structure for drainage pipes according to claim 1, characterized in that: The upper and lower surfaces of the upper arc protection plate (2) and the lower arc protection plate (3) are provided with vacuum pipe openings (23), and the surfaces of the vacuum pipe openings (23) are blocked with sealing plugs (22).

5. The anti-condensation structure for drainage pipes according to claim 1, characterized in that: The inner side of the dehumidification ring plate (6) is provided with a metal mesh (61); the outer side of the metal mesh (61) is provided with a moisture absorption cavity (62); and the moisture absorption cavity (62) is filled with a silica gel moisture absorbent.

6. The anti-condensation structure for drainage pipes according to claim 1, characterized in that: The limit plate (31) is plugged into and fitted in the groove on the outer surface of the plug-in side plate (21), and the upper end surface of the plug-in side plate (21) is in a tangent inclined surface to the arc surface of the upper protective arc plate (2).

7. The anti-condensation structure for drainage pipes according to claim 1, characterized in that: The upper protective arc plate (2), the lower protective arc plate (3), the thermal insulation structure (4) and the dehumidification ring plate (6) constitute the anti-condensation and dehumidification structure of the water supply and drainage pipeline (1).

Images