CN206831730U - A kind of capillary and the radiation united radiation tail end of metal ceiling - Google Patents

Abstract

The utility model discloses a radiation end combined with a capillary tube and a radiation metal ceiling, which includes a metal cover plate and a metal ceiling arranged in parallel up and down, and an insulating layer is arranged between the metal ceiling and the metal cover plate in parallel, and the metal cover plate, The insulation layer and the metal ceiling are connected by multiple support rods A, and the connection between each support rod A and the metal cover plate and the metal ceiling is fixed with screws; the upper surface of the insulation layer is provided with aluminum foil, and the lower surface of the metal ceiling is provided with Temperature detector, an aluminum plate is arranged between the upper surface of the metal ceiling and the lower surface of the insulation layer, the aluminum plate is respectively connected to the metal cover plate and the metal ceiling through the support rod B, and the joints are fixed with screws A capillary embedded groove, each capillary embedded groove is provided with a capillary, and the two ends of each capillary are respectively connected with the water inlet pipe and the water outlet pipe. The radiation terminal of the utility model can have good heating/cooling capacity.

Description

Radiant end of a capillary combined with a radiant metal ceiling

technical field

The utility model belongs to the technical field of auxiliary equipment for radiation heating/cooling air-conditioning systems, in particular to a radiation end combined with a capillary and a radiation metal ceiling.

Background technique

With the rapid development of society and the improvement of living standards, people have higher and higher requirements for the comfort of the living environment. As a kind of energy-saving air-conditioning equipment, radiant heating/cooling air-conditioning system has emerged.

The radiant heating/cooling air-conditioning system has the advantages of low noise, no obvious blowing sensation, small indoor vertical temperature gradient, high comfort and low energy consumption in practical applications. In the radiant heating/cooling air-conditioning system, the radiant terminal is a very important part. At present, there are two main types of radiant terminal in the market: one is the modular radiant metal ceiling, and the other is the capillary heating/cooling system. cold radiant panels.

Modular radiant metal ceilings are generally formed by bonding copper tubes to the surface of the metal ceiling with heat-conducting adhesives or using ferrules to connect copper tubes to the surface of the metal ceiling; generally speaking, the advantages of modular radiant metal ceilings are: Modular production, convenient transportation and maintenance, and quick installation; however, due to direct or indirect contact between the copper pipe and the metal ceiling, after a long period of operation, it is likely to cause the metal ceiling to deform under the action of gravity In addition, due to the direct contact between the copper pipe and the metal ceiling, it is easy to cause uneven temperature field on the surface of the metal ceiling, and the local temperature on the surface of the metal ceiling is too low, and then condensation occurs.

The capillary heating/cooling radiant panel is covered and fixed with cement mortar, mixed mortar and gypsum plaster layer by using wall-filling, flat-top installation or ground-embedding. Among them, the common capillary tubes are mainly heat-conducting plastic tubes, which have the advantages of saving space, light weight and not increasing the load of the building, but because they are covered and fixed with cement mortar, mixed mortar and gypsum plaster, construction and installation are inconvenient.

Based on the respective characteristics of the modular radiant metal ceiling and the capillary heating/cooling radiant panels, combining the two rationally to maximize the advantages and avoid the disadvantages can make the radiant cooling and air-conditioning technology more applicable.

Utility model content

The purpose of this utility model is to provide a radiant end combined with a capillary tube and a radiant metal ceiling. The combination of the capillary tube and the radiant metal ceiling can ensure the uniformity of the temperature field on the surface of the metal ceiling and reduce condensation, and finally can effectively improve heating/cooling capacity.

The technical scheme adopted by the utility model is that a radiation end combined with a capillary and a radiation metal ceiling includes a metal cover plate and a metal ceiling arranged in parallel up and down, and an insulating layer is arranged parallel between the metal ceiling and the metal cover plate , and the metal cover plate, insulation layer and metal ceiling are supported and connected together by multiple support rods A, and the joints between each support rod A and the metal cover plate and metal ceiling are fixed with screws A; the upper part of the insulation layer The surface is attached with aluminum foil, the lower surface of the metal ceiling is equipped with a temperature detector, and the upper surface of the metal ceiling is parallel to the lower surface of the insulation layer. An aluminum plate is arranged, and the aluminum plate is respectively connected to the metal cover plate and the metal ceiling through the support rod B , and are fixed by screws B at the two joints. There are multiple capillary embedded grooves on the aluminum plate, and each capillary embedded groove is provided with a capillary. Each capillary is fixed by spot welding with an aluminum alloy sheet , the two ends of each capillary are respectively connected with the water inlet pipe and the water outlet pipe.

The utility model is also characterized in that:

The upper surface of the metal suspended ceiling and the lower surface of the aluminum panels are coated with a layer of black paint to enhance radiation.

The capillary is a PP-R plastic-aluminum steady-state tube, and the cross-sectional shape is circular or oval.

The insulation layer and the aluminum foil are sealed and bonded by glass glue.

The beneficial effects of the utility model are:

(1) The utility model is a radiation end combined with a capillary tube and a radiating metal ceiling. A plurality of capillary tubes are used as flow channels inside the utility model, which can save space and is light in weight, and will not increase the load of the building.

(2) The utility model is a radiation end combined with a capillary tube and a radiation metal ceiling, which can realize modular production and has the characteristics of convenient transportation, quick installation and convenient maintenance.

(3) The radiant end of the utility model is a combination of capillary and radiant metal ceiling. An aluminum plate is pressed into a plurality of grooves inside the utility model, and all capillaries are placed in corresponding grooves on the aluminum plate, which can increase the number of capillaries. The heat exchange area increases, thereby increasing the radiation heat exchange on the lower surface of the metal ceiling; in addition, the aluminum plate is placed under the capillary, which has a certain load-bearing effect and prevents the capillary from loosening and falling off due to water filling.

(4) The radiation end of the utility model is a combination of a capillary and a radiating metal ceiling. All capillaries are combined with the metal ceiling in the form of hoisting, so that the capillary and the metal ceiling are not in direct contact, which can effectively avoid contact between the capillary and the metal ceiling. When the metal ceiling performs heat exchange, the local temperature is too low, resulting in cold lines on the surface of the metal ceiling, which can also prevent the deformation of the metal ceiling due to load bearing.

(5) The radiation end of the utility model is a combination of a capillary tube and a radiation metal ceiling. A temperature detector is provided on the lower surface of the metal ceiling to monitor the temperature of the metal ceiling, and compare the monitored temperature with the dew point temperature of the air. According to the signal output by comparison, the water flow into the capillary is adjusted to keep the temperature of the metal ceiling higher than the dew point temperature, which can effectively reduce the occurrence of condensation.

(6) The radiating end of a kind of capillary of the present utility model and radiating metal suspended ceiling is combined, the paint that one deck blackness is high is all coated on the lower surface of aluminum plate and the upper surface of metal suspended ceiling, forms black coating layer, can increase capillary like this and The downward radiation heat exchange of the aluminum plate.

(7) The radiation end of the utility model is a combination of capillary tubes and radiant metal ceilings. All the capillary tubes are provided with an insulating layer, which can reduce the radiation heat transfer between the capillary tubes and the aluminum plate.

Description of drawings

Fig. 1 is the front view of the radiation end of a kind of capillary combined with the radiation metal ceiling of the utility model;

Fig. 2 is a left view of the radiation end of the combination of capillary and radiation metal ceiling in the utility model;

Fig. 3 is a top view of the radiating end of the combination of capillary and radiating metal ceiling of the utility model;

Fig. 4 is an exploded view of the structure of a radiating end of a capillary combined with a radiating metal ceiling in the present invention.

In the figure, 1. Metal ceiling, 2. Black paint layer, 3. Metal cover plate, 4. Insulation layer, 5. Support rod A, 6. Capillary tube, 7. Aluminum alloy sheet, 8. Water inlet pipe, 9. Aluminum foil, 10. Outlet pipe, 11. Aluminum plate, 12. Screw A, 13. Temperature detector, 14. Support rod B, 15. Screw B.

detailed description

The utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

The utility model is a radiation end combined with a capillary and a radiation metal ceiling, as shown in Figure 1, Figure 2, Figure 3 and Figure 4, including a metal cover plate 3 and a metal ceiling 1 arranged in parallel up and down, the metal ceiling 1 and The metal cover 3 is provided with an insulating layer 4 in parallel, and the metal cover 3, the insulating layer 4 and the metal ceiling 1 are supported and connected together by a plurality of support rods A5, and each support rod A5 is connected to the metal cover 3. The joints of the metal ceiling 1 are all fixed with screws A12; the upper surface of the insulation layer 4 is attached with aluminum foil 9, the lower surface of the metal ceiling 1 is provided with a temperature detector 13, the upper surface of the metal ceiling 1 and the insulation layer 4 Aluminum plates 11 are arranged in parallel between the lower surfaces, and the aluminum plates 11 are respectively connected with the metal cover plate 3 and the metal ceiling 1 through the support rods B14, and are fixed by screws B15 at the two joints, and a plurality of capillary tubes are arranged on the aluminum plate 11 Embedded groove, each capillary embedded groove is provided with a capillary 6, and each capillary 6 is fixed by spot welding with an aluminum alloy sheet 7, and the two ends of each capillary 6 are respectively connected with the water inlet pipe 8 and the water outlet pipe 10 .

Both the upper surface of the metal suspended ceiling 1 and the lower surface of the aluminum plate 11 are coated with a black paint layer 2 for enhancing radiation. Black paint layer 2 uses black matte paint.

The cross section of the capillary 6 is circular or oval; the capillary 6 is a PP-R plastic-aluminum steady-state tube. Compared with other heat-conducting plastic tubes, the inner tube is a standard PP-R tube, which is temperature-resistant and pressure-bearing. The middle aluminum layer acts as an oxygen barrier and reduces the linear expansion coefficient of the pipe. The pure plastic pipe fittings are hot-melt connected with the inner pipe, and the aluminum layer will not come into contact with water, ensuring long-term reliable operation of the piping system.

The insulation layer 4 and the aluminum foil 9 are sealed and bonded by glass glue, so that the insulation layer 4 and the aluminum foil 9 can be closely combined.

The temperature detector 13 is used to monitor the temperature of the surface of the metal ceiling 1, compare the monitored temperature with the dew point temperature of the air, adjust the water flow into the capillary 6 according to the signal output by comparison, and pay attention to keep the surface of the metal ceiling 1 temperature above the dew point temperature.

The use of a radiation end combined with a capillary and radiation metal ceiling in different seasons of the utility model is as follows:

(1) Summer:

The cold water used in the radiant heating/cooling air-conditioning system is introduced into each capillary 6, the cold water first conducts convective heat exchange with the inner wall of the capillary 6, and then heat conduction and heat exchange between the inner wall and the outer wall of each capillary 6, and each capillary 6 The outer wall transfers the cold energy to the aluminum plate 11 again; all the capillary tubes 6, the whole aluminum plate 11 and the lower surface of the metal ceiling 1 perform radiation heat exchange; since the lower surface of the metal ceiling 1 is provided with a temperature detector 13, so the temperature can be used to Detector 13 to monitor the temperature of the metal ceiling 1, compare the monitored temperature with the dew point temperature of the air, and adjust the water flow into all capillary tubes 6 according to the compared output signal, so as to keep the surface temperature of the metal ceiling 1 higher than the dew point temperature, which can effectively reduce the occurrence of condensation.

(2) Winter:

The hot water used by the radiant heating/cooling air-conditioning system enters each capillary 6, and the hot water first conducts convective heat exchange with the inner wall of the capillary 6, and then performs heat conduction and heat exchange between the inner wall and the outer wall of each capillary 6, each The outer walls of the capillary tubes 6 transfer the cold energy to the aluminum plate 11, and all the capillary tubes 6, the entire aluminum plate 11 and the lower surface of the metal ceiling 1 perform radiation heat exchange.

(3) Transition season:

High-temperature cold water produced by natural cold source or evaporative cooling technology is introduced into each capillary 6, and the high-temperature cold water first convects and exchanges heat with the inner wall of the capillary 6, and then performs heat conduction and heat exchange between the inner wall and the outer wall of each capillary 6, all The outer walls of the capillary tubes 6 transfer cold energy to the aluminum plate 11, and all the capillary tubes 6, the entire aluminum plate 11 and the lower surface of the metal ceiling 1 perform radiation heat exchange. In addition, high-temperature cold water produced by natural cold source or evaporative cooling technology is used for cooling, which can save energy to the greatest extent.

The utility model is a radiation end combined with a capillary and a radiation metal ceiling. The capillary 6 is used as the flow channel, which can save space and will not increase the load of the building due to its light weight; After matching, the heat transfer area of the capillary 6 can be increased, thereby increasing the radiation heat transfer on the lower surface of the metal ceiling 1. At the same time, the aluminum plate 11 has a certain load-bearing function, which can prevent the capillary from loosening and falling off due to water filling; all capillary 6 and aluminum plate 11 are hoisted on the modular radiant metal ceiling 1, which can effectively avoid the phenomenon of dew condensation caused by the local temperature of the plate surface being too low due to contact during cooling in summer; all capillary tubes 6 are provided with insulation layer 4, It can effectively reduce the upward radiation heat exchange between the capillary 6 and the aluminum plate 11; the lower surface of the metal ceiling 1 is provided with a temperature detector 13, which is used to monitor the temperature of the surface of the metal ceiling 1, and compare the monitored temperature with the dew point temperature of the air. According to the signal output by comparison, the water flow into the capillary 6 is adjusted to keep the surface temperature of the metal ceiling 1 higher than the dew point temperature, which can effectively reduce the occurrence of dew condensation; The surface and the upper surface of the metal ceiling 1 are painted with a layer of black paint layer 2, which can increase the radiation heat transfer between the capillary 6 and the aluminum plate 11.

The utility model relates to a radiant end combined with a capillary and a radiant metal ceiling, which can produce products of different specifications. By combining the capillary with the radiant metal ceiling, the uniformity of the temperature field on the surface of the metal ceiling can be ensured and the dew condensation phenomenon can be reduced through mutual cooperation. Ultimately, the heating/cooling capacity can be effectively increased.

Claims (4)

1. the radiation end that a kind of capillary tube is combined with radiation metal suspended ceiling is characterized in that, comprises the metal cover plate (3) that is arranged in parallel up and down and metal suspended ceiling (1), described metal suspended ceiling (1) and metal cover plate ( 3) An insulation layer (4) is arranged parallel to each other, and the metal cover plate (3), the insulation layer (4) and the metal ceiling (1) are supported and connected by a plurality of support rods A (5) Together, the joints between each support rod A (5) and the metal cover plate (3) and the metal ceiling (1) are fixed with screws A (12); the upper surface of the insulation layer (4) is attached with aluminum foil ( 9), the lower surface of the metal suspended ceiling (1) is provided with a temperature detector (13), and an aluminum plate (11) is arranged between the upper surface of the metal suspended ceiling (1) and the lower surface of the insulation layer (4) in parallel. ), the aluminum plate (11) is respectively connected with the metal cover plate (3) and the metal ceiling (1) through the support rod B (14), and is fixed by screws B (15) at the two joints. (11) is provided with a plurality of capillary embedded grooves, and each capillary embedded groove is provided with a capillary (6), and each capillary (6) utilizes an aluminum alloy sheet (7) to fix with spot welding, each Both ends of the capillary (6) are respectively connected with the water inlet pipe (8) and the water outlet pipe (10). 2. The radiant end combined with a capillary and radiant metal ceiling according to claim 1, characterized in that, the upper surface of the metal ceiling (1) and the lower surface of the aluminum plate (11) are all coated with a coating for enhancing radiation Layers of black paint (2). 3. The radiant end combined with capillary and radiant metal ceiling according to claim 1, characterized in that, the capillary (6) is a PP-R plastic-aluminum steady-state tube, and the cross-sectional shape is circular or elliptical shape. 4 . The radiant end combined with capillary and radiant metal ceiling according to claim 1 , characterized in that, the thermal insulation layer ( 4 ) and the aluminum foil ( 9 ) are sealed and bonded by glass glue. 5 .