CN109875309B - Day and night dual-purpose solar hot water heating bed heat dissipation device - Google Patents

Day and night dual-purpose solar hot water heating bed heat dissipation device Download PDF

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CN109875309B
CN109875309B CN201910198251.8A CN201910198251A CN109875309B CN 109875309 B CN109875309 B CN 109875309B CN 201910198251 A CN201910198251 A CN 201910198251A CN 109875309 B CN109875309 B CN 109875309B
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bed
night
heating coil
heating
bed body
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CN109875309A (en
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刘艳峰
刘婧睿
王登甲
李勇
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Xian University of Architecture and Technology
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Xian University of Architecture and Technology
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Abstract

The invention discloses a day and night dual-purpose solar hot water warming bed heat dissipation device, which comprises a bed body, a bed panel, a day heating coil, a night heating coil, a fan and a solar hot water device, wherein the bed panel is arranged at the top of the bed body; the daytime heating coil and the night heating coil are both horizontally arranged in the heating cavity of the bed body, the night heating coil is arranged close to the bed panel, and the daytime heating coil is arranged at the lower part of the night heating coil at intervals; a plurality of bed side diversion holes are respectively arranged on the two sides of the bed body; one end of the bed body close to the head of the user is provided with a bed head air port; the fan is arranged in the heating cavity of the bed body and is close to the air port of the bed head; the daytime heating coil and the night heating coil respectively form a closed loop with the solar water heating device; according to the invention, the night heating coil and the night heating coil are arranged in the bed body, so that the night heating coil is started at night to heat the bed body, and the day heating coil is started to dissipate heat of a room in the daytime, thus greatly saving heating energy consumption and having high flexibility.

Description

Day and night dual-purpose solar hot water heating bed heat dissipation device
Technical Field
The invention relates to the technical field of solar energy utilization and building heating, in particular to a day and night dual-purpose solar hot water heating bed heat dissipation device.
Background
The consumption of fossil energy is a main factor causing energy tension, air pollution and ecological environment destruction; research shows that the building energy of all countries in the world accounts for about 30% of the global energy consumption, and CO discharged by the building energy2Approximately accounts for global CO 21/3 for the total amount of emissions. The utilization of renewable energy sources such as solar energy and the like can not only meet the ever-increasing building energy demand, but also solve the environmental problem caused by the conventional energy consumption; solar energy resources are abundant in northern areas of China, and solar heating is an effective measure for improving indoor thermal environment, reducing conventional energy consumption and reducing environmental pollution.
With the continuous improvement of living standard, the requirement of rural residents on the indoor environment comfort level is also improved; in cold weather in winter, people pay more attention to heat comfort environment, and not only the heat comfort of human bodies is expected to be met, but also the energy conservation and emission reduction to the maximum extent are expected to be achieved; due to the difference between day and night, the human body has different requirements on day and night heat requirements, the indoor heating requirement is required to be met in the daytime, the heating area is reduced at night, and the bed is heated in a targeted manner so as to meet the requirement that the human body is hot and comfortable at night. The existing night bed heating modes comprise a heated brick bed, an electric blanket and the like; although the heated brick bed has large area and a large number of people, the energy utilization mode of the heated brick bed is conventional energy sources such as firewood and coal, a large amount of smoke is generated, the environmental pollution is easy to generate, and the hidden danger of carbon monoxide poisoning exists; although the electric blanket is convenient to use, the electric blanket has the potential leakage hazard; the existing solar warming bed has a simpler structure, and only a hot water coil is arranged in the bed body for heat dissipation.
Therefore, the invention provides a solar hot-water heating bed heat dissipation device based on the day and night differential heat demand of a human body under the conditions of reducing conventional energy consumption and realizing clean heating appeal.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention aims to provide a day and night dual-purpose solar hot water heating bed heat dissipation device, a day hot water coil and a night hot water coil are arranged in a bed body, the day hot water coil is started to serve as a heat dissipation device to dissipate heat indoors in the day, and the night hot water coil is started to directionally heat a warm bed at night, so that the requirement of thermal comfort of a human body of a user is met; the heat dissipation bed warming device is flexible in adjustment mode and simple to operate, utilizes solar energy to stably supply heat, saves building energy consumption and realizes different heat requirements day and night.
In order to achieve the purpose, the invention adopts the following technical scheme:
a day and night dual-purpose solar hot water warming bed heat dissipation device comprises a bed body, a bed panel, a day heating coil, a night heating coil, a fan and a solar hot water device, wherein a heating cavity is arranged in the bed body, and the bed panel is arranged at the top of the bed body; the daytime heating coil and the night heating coil are both horizontally arranged in the heating cavity of the bed body, the night heating coil is arranged close to the bed panel, and the daytime heating coil is arranged at the lower part of the night heating coil at intervals; a plurality of bed side diversion holes are respectively arranged on the two sides of the bed body; one end of the bed side diversion hole is communicated with the heating cavity of the bed body, and the other end is communicated with the outside; one end of the bed body close to the head of the user is provided with a bed head air port; one side of the bed head air port is communicated with the heating cavity of the bed body, and the other end of the bed head air port is communicated with the outside; the fan is arranged in the heating cavity of the bed body and is close to the air port of the bed head; the heating coil and the solar water heating device form a closed loop in daytime, and the heating coil and the solar water heating device form a closed loop in night.
The bed-side pressure equalizing chamber is arranged on two sides of the bed body and is of a hollow cavity structure, a plurality of pressure equalizing chamber flow guide holes are formed in the bed-side pressure equalizing chamber close to one side of the bed body, and the pressure equalizing chamber flow guide holes are communicated with the bed-side flow guide holes of the bed body in a matched mode; a strip slit air port is arranged on one side, far away from the bed body, of the bed side pressure equalizing cavity, the strip slit air port is arranged close to the top of the bed body, and guide blades are arranged on the strip slit air port.
The coil pipe support is characterized by further comprising an upper layer coil pipe support and a lower layer coil pipe support, wherein the upper layer coil pipe support and the lower layer coil pipe support are both of transversely and longitudinally crossed hollow structures; the upper-layer coil support is arranged at the bottom of the night heating coil, and the night heating coil is fixedly arranged on the upper-layer coil support; the lower-layer coil support is arranged at the bottom of the daytime heating coil, and the daytime heating coil is fixedly arranged on the lower-layer coil support.
Further, the bed tail storage box is arranged at one end of the bed body close to the feet of a user; the bed tail storage box comprises an upper storage cavity and a lower airflow cavity, a middle partition plate is arranged between the upper storage cavity and the lower airflow cavity, and an air channel is arranged on the middle partition plate; a plurality of through holes are formed in one side, close to the bed body, of the lower airflow cavity, a plurality of tail guide holes are formed in one end, close to the bed tail storage box, of the bed body, the tail guide holes in the bed body are communicated with the through holes in the bed tail storage box in a matched mode, and the top of the upper storage cavity is provided with an opening.
Further, still include the bed end heat-insulating structure, the bed end heat-insulating structure sets up the bottom of the bed body, and the bed end heat-insulating structure adopts glass fiber heat preservation cotton.
Furthermore, the bed comprises a bed head, the bed head is arranged at one end of the bed body close to the head of a user, a vent is arranged on the bed head, and the vent on the bed head is communicated with a bed head air port on the bed body in a matching manner.
Furthermore, the fan adopts a mute cross-flow fan, a motor of the mute cross-flow fan adopts a shaded pole motor, and the shaded pole motor is flexibly connected with the impeller.
Further, the bed panel comprises a bed panel frame, a panel and a bed panel opening and closing structure, wherein the bed panel frame adopts a double-row framework, and the panel is arranged on the bed panel frame; the bed panel opening and closing structure adopts a pneumatic rod, one end of the pneumatic rod is connected with the panel, and the other end of the pneumatic rod is connected with the bed panel frame.
Furthermore, the night heating coil comprises a plurality of hot water pipes which are arranged in parallel, the end parts of the adjacent hot water pipes are communicated through arc-shaped bent pipes, and every three adjacent hot water pipes form an S-shaped structure; the night heating coil comprises a dense part and a comb part, and the distance between every two adjacent hot water pipes in the dense part area is smaller than that between every two adjacent hot water pipes in the comb part area; the night heating coil of the dense part area is arranged on the foot and the leg part of a user when in use, and the night heating coil of the comb part area is arranged on the part above the leg part.
Furthermore, the night heating coil and the daytime hot water coil are both PE-RT pipes.
Compared with the prior art, the invention has the beneficial effects that:
according to the day and night dual-purpose solar water heating bed heat dissipation device, the night heating coil and the night heating coil are arranged in the bed body according to different heat requirements of day and night, so that the night heating coil is started at night to heat the bed body, a comfortable sleeping environment of a human body is guaranteed, the day heating coil is started to dissipate heat of a room in the day, the heating energy consumption is greatly saved, the flexibility is high, and the energy conservation and the environmental protection are realized; the solar hot water is used as a heat source, so that the heating bed is cleaner, safe and reliable compared with the traditional heating bed modes such as a heated brick bed, an electric blanket and the like;
furthermore, the mute fan can be flexibly selected to be turned on or turned off during heating; the mute fan can be turned off at night, so that hot air flow rises under the action of hot pressing to heat the bed body, heating at night is guaranteed, and the sleeping environment is improved; the fan can be started in daytime to enhance convection heat transfer, so that the heat dissipation efficiency to the indoor is enhanced;
furthermore, bed side pressure equalizing cavities are arranged on two sides of the bed body and communicated with a heating cavity in the bed body through bed side flow guide holes, strip seam air ports are arranged on the bed side pressure equalizing cavities, guide blades are arranged on the strip seam air ports, and the opening and closing or opening angles of the guide blades on the strip seam air ports are manually adjusted according to heating requirements, so that the air outlet direction is changed by adjusting 360 degrees;
furthermore, by arranging the bed tail storage box, hot air in the bed body flows out of the top of the bed tail storage box after passing through the tail guide holes and the lower airflow cavity of the bed tail storage box is pressure-equalized, clothes can be placed in the upper storage cavity of the bed tail storage box according to the requirements of a user at night, so that the clothes are prevented from being scattered to a room while being subjected to heat storage; the heat can be dissipated normally when no clothes cover exists in the daytime;
furthermore, the bed head is arranged at one end of the bed body, so that air flow caused by an air inlet at the bottom of the bed head is shielded, and discomfort of the head of a human body due to air flow is avoided;
furthermore, the heating coil pipe at night is provided with the dense part area at the foot of the user according to the heat requirement of the human body, and the comb part area is arranged in the area above the foot, so that the thermal comfort of the bed surface is improved, the far end of the human body is locally heated, the blood circulation of the end of the human body is facilitated, and the sleeping quality of the user is improved;
furthermore, the pneumatic rod is arranged on the bed panel, so that the panel can be manually lifted and closed when the bed warming heat radiating device is assembled or overhauled, the bed panel can be opened for overhauling, and the operation is simple and labor-saving;
the invention creates an indoor comfortable hot environment, has simple structure, convenient operation and wide application range; the system is divided into two running modes of day and night according to the actual heat demand, and the ideas of local heating and comprehensive heating are utilized, the lower-layer coil heat-dissipating air is started to supply heat for rooms in the day, and if the heat supply is insufficient, the night heating coil is started at the same time, so that the heating efficiency is enhanced; the bed warming and radiating operation modes can be switched at will, and energy consumption is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the heat dissipating device for a warm bed according to the present invention;
FIG. 2 is an exploded isometric view of the warm bed heat sink of the present invention;
FIG. 3 is a transverse cross-sectional view of the warm bed heat sink of the present invention;
FIG. 4 is a side cross-sectional view of a warm bed heat sink of the present invention;
FIG. 5 is a schematic view of a storage box at the end of a bed in the heat dissipation device for a warm bed of the present invention;
FIG. 6 is a schematic view of a bed-side pressure equalizing chamber in the bed warming heat dissipation device according to the present invention;
FIG. 7 is a schematic view of a night water heating coil in the bed warming heat dissipation device according to the present invention;
FIG. 8 is a schematic view of a diurnal hot water coil in the bed warming heat dissipation device of the present invention;
the bed comprises a bed head 1, a bed body 2, a bed side pressure equalizing cavity 3, a bed bottom heat insulation structure 4, a bed panel 5, an upper coil support 6, a night heating coil 7, a lower coil support 8, a daytime heating coil 9, a fan 10, a vent 11, a bed head air port 21, a bed side flow guide hole 22, a tail part flow guide hole 23, a bed tail storage box 24, a pressure equalizing cavity flow guide hole 31, a seam air port 32, an upper part storage cavity 241, a lower part air flow cavity 242, a 243 middle partition plate and 244 through holes.
Detailed Description
The present invention is further explained with reference to the accompanying fig. 1-8 and the specific embodiments, it should be noted that the present invention is not limited to the following specific embodiments, and all equivalent changes based on the technical solutions of the present application fall into the protection scope of the present invention.
Referring to the attached drawings 1-4, the day and night dual-purpose solar hot water warming bed heat dissipation device comprises a bed head 1, a bed body 2, a bed side pressure equalizing cavity 3, a bed bottom heat insulation structure 4, a bed panel 5, an upper coil support 6, a night heating coil 7, a lower coil support 8, a day heating coil 9 and a fan 10;
a heating cavity is arranged in the bed body 2, and a bedside air port 21 is arranged at one end of the bed body 2 close to the head of a user; one side of the bed head air port 21 is communicated with the heating cavity of the bed body 2, and the other end is communicated with the outside; the bedside 1 is arranged at one end of the bed body 2 close to the head of a user, the bedside 1 is tightly connected with the bed body 2, the bedside 1 is provided with the vent 11, the vent 11 on the bedside 1 is matched and communicated with the bedside air port 21 on the bed body 2, and the air flow caused by the bedside air port 21 of the bedside 2 is blocked by the bedside 1, so that the head of the user is prevented from being uncomfortable due to air flow; the bed bottom heat insulation structure 4 is arranged at the bottom of the bed body 2, the bed bottom heat insulation structure 4 is used for isolating the bed body 2 from the ground, and heat loss caused by contact between the bed body 2 and the ground is avoided, the bed bottom heat insulation structure 4 is made of a heat insulation material, the heat insulation material is made of glass fiber heat insulation cotton, the glass fiber heat insulation cotton is good in heat insulation performance, does not absorb water, is environment-friendly and nontoxic, and effectively prevents heat in a heating cavity of the bed body 2 from overflowing; a bed panel 5 is arranged at the top of the bed body 2, and the bed panel 5 comprises a bed panel frame, a panel and a bed panel opening and closing structure; the bed panel frame adopts a double-row framework, the panel is arranged on the bed panel frame, and the bed panel frame is connected with the bed body through a pneumatic rod device; when the warm bed heat dissipation device is assembled or overhauled, the closing panel is manually lifted, so that the bed panel can be opened for overhauling, and the operation is simple, labor-saving and convenient; a mattress is arranged on the upper part of the bed panel 5;
the night heating coil 7 and the day heating coil 9 are both arranged in the heating cavity of the bed body 2, and an upper coil support 6 and a lower coil support 8 are sequentially arranged between the bed bottom heat insulation structure 4 and the bed panel 5 at intervals from top to bottom; the night heating coil 7 is arranged close to the bed panel 5, the day heating coils 9 are arranged at the lower parts of the night heating coils 9 at intervals, the day heating coils 9 are fixedly arranged on the lower coil support 8 through buckles, and the night heating coils 7 are fixedly arranged on the upper coil support 6 through buckles;
a plurality of bed side diversion holes 22 are respectively arranged at two sides of the bed body 2, and the bed side diversion holes 22 are arranged near the bottom of the bed body 2; one end of the bed side diversion holes 22 on both sides of the bed body 2 is communicated with the heating cavity of the bed body 2, and the other end is communicated with the outside.
Referring to fig. 1 and 5, the bed-side pressure-equalizing chamber 3 is disposed at two sides of the bed body 2, the bed-side pressure-equalizing chamber 3 has a hollow cavity structure, and a plurality of pressure-equalizing chamber diversion holes 31 are disposed at intervals at one side of the bed-side pressure-equalizing chamber 3 close to the heating cavity of the bed body 2; the pressure equalizing cavity diversion holes 31 are communicated with the bed side diversion holes 21 on both sides of the bed body 2 in a matching way; a strip slit air port 32 is arranged on one side of the bed side pressure equalizing cavity 3, which is far away from the heating cavity of the bed body 2, the strip slit air port 32 is horizontally arranged near the top of the bed body 2, a guide blade is arranged on the strip slit air port 32 and is connected with the strip slit air port 32 through a rotating shaft in the middle, and the adjustment of the wind direction of the wind flow passing through the strip slit air port 32 is realized by adjusting the guide blade on the strip slit air port 32;
the fan 10 is arranged in the heating cavity of the bed body 2, the fan 10 comprises two symmetrically arranged fans which are respectively arranged at two sides of the bed body 2 and close to one end of the bed head air port 21; the fan 10 adopts a mute cross-flow fan, a motor of the mute cross-flow fan adopts a shaded pole motor, the shaded pole motor is flexibly connected with an impeller, and the shaded pole motor is fixed on an air duct, so that the noise is reduced to the maximum extent and the vibration is avoided; a bed head air port 21 on the bed body 2 is used for providing air flow for the fan 10;
the day and night dual-purpose solar hot water warming bed heat dissipation device also comprises a bed tail storage box 24, wherein the length size of the bed tail storage box 24 is matched with the width size of the bed body 2, and the height size of the bed tail storage box is matched with the height size of the bed body 2; the bedside storage box 24 comprises an upper storage chamber 241 and a lower airflow chamber 242, a middle partition plate 243 is arranged between the upper storage chamber 241 and the lower airflow chamber 242, and the upper storage chamber 241 is used for placing clothes; the intermediate partition 243 forms an air channel by using strip-shaped plates arranged at intervals; one end of the bed body 2 far away from the bed head 1 is provided with a plurality of tail guide holes 23, one side of the bed tail storage box 24 close to the bed body 2 is provided with a plurality of through holes 244 corresponding to the tail guide holes 23, hot air in the heating cavity of the bed body 2 enters the lower air flow cavity 242 of the bed tail storage box 24 through the tail guide holes 23 and the through holes 244 on the bed tail storage box 24, and then enters the upper storage cavity 241 through the middle partition plate 243, so that clothes in the upper storage cavity 241 are heated, a user can feel warm and comfortable when wearing the clothes, and the feeling is kept pleasant.
Referring to fig. 7, the upper coil support 6 adopts a horizontally and longitudinally crossed hollow structure, the night heating coil 7 comprises a plurality of hot water pipes arranged in parallel, the end parts of the adjacent hot water pipes are communicated through arc-shaped bent pipes, and every three adjacent hot water pipes form an S-shaped structure; the night heating coil 7 comprises a dense part and a comb part, and the distance between the adjacent hot water pipes in the dense part area is smaller than the distance between the adjacent hot water pipes in the comb part area; when the user uses the electric heating device, the night heating coils in the dense part area are arranged on the foot parts and the leg parts of the user, and the night heating coils in the comb part are arranged on the parts above the leg parts; the night heating coil 7 and the solar water heating device form a closed loop, and a water inlet valve is arranged on the night heating coil 7.
Referring to fig. 8, the lower coil support 8 is of a horizontally and longitudinally crossed hollow structure; the daytime heating coil 9 comprises a plurality of hot water pipes which are arranged in parallel, the end parts of the adjacent hot water pipes are communicated through arc-shaped bent pipes, and every three adjacent hot water pipes form an S-shaped structure; the daytime heating coil 9 and the solar water heating device form a closed loop, and a water inlet valve is arranged on the daytime heating coil 9.
The working principle of the invention is as follows:
when the bed warming heat dissipation device is used at night, the bed warming heat dissipation device is used as a bed warming device to provide heat for a bed body; when the air-conditioning device is used, the water inlet valve of the night heating coil 7 is opened, the water inlet valve of the day heating coil 9 is closed, the fan 10 is closed, and the guide blades on the strip seam air inlet 32 are adjusted, so that the guide blades of the strip seam air inlet 32 are closed or the angle of the guide blades of the strip seam air inlet 32 can enable air to flow to the side of the wrapping bed;
after the water inlet valve of the night heating coil 7 is opened, hot water in the solar water heating device enters the water bed body 2 through the night heating coil 7, and heat exchange is carried out between cold air in the bed body 2 and the hot water of the night heating coil 7 to form hot air; a part of hot air is gathered at the bottom of the bed panel 5 to heat the bed panel 5; the other part of hot air enters the bed tail storage box 24 through the tail part flow guide holes 23, so that clothes in the bed tail storage box 24 are heated; after the fan 10 is turned off at night, the heat dissipation noise of the bed warming device is reduced, and a good sleeping environment is provided for a user; meanwhile, the angle of the guide blades of the slit air port 32 is adjusted in a small range, and hot air is wrapped on the bed side through the bed side pressure equalizing cavity 3, so that the bed body 2 is heated, and the heat requirement of a human body at night is met;
when the warm bed heat dissipation device is used in daytime, the warm bed heat dissipation device is used as a heat dissipation device to provide heat for a room; when in use, the water inlet valve of the night heating coil 7 is closed, and the water inlet valve of the day heating coil 9 is opened, so that hot water in the solar water heating device enters the bed body 2 through the day heating coil; starting the fan 10, opening the guide blades of the slit air ports 32 of the bed side pressure equalizing cavity 3, and enhancing the convection of the outside cold air and the air in the heating cavity of the bed body 2; the external cold air enters the heating cavity of the bed body 2 through the fan 10, and exchanges heat with the hot water in the daytime heating coil 7 through the external cold air entering the bed body 2 to form hot air; a part of hot air flows back to the room through the bed side pressure equalizing cavity 3, and the air in the room is heated through the circulation of the air; the other part of hot air enters the bed tail storage box 24 through the tail part flow guide hole 23 and further enters the room, and the air in the room is heated through the circulation of the air; when the room temperature is too low, the heating coil 7 at night can be simultaneously opened, the exchange between the outside cold air and the hot water entering the bed body 2 is enhanced, and the room temperature is further improved.
Examples
The invention relates to a day and night dual-purpose solar hot water heating bed heat dissipation device, which takes a standard bed as an example, wherein the length dimension of the standard bed is 2000mm, and the width dimension is 1800 mm; the bed bottom heat insulation structure 4 adopts 50cm thick glass fiber heat insulation cotton; the bed head tuyere 21 of the bed body 2 adopts a rectangular structure, and the size characteristics of the bed head tuyere 21 are that the length is multiplied by the width, multiplied by the height is 1300mm multiplied by 100mm multiplied by 30 mm; the distance between the lower coil support 8 and the bed bottom heat insulation structure 4 is 150mm, and the distance between the upper coil support 6 and the bed bottom heat insulation structure 4 is 170 mm; the distance between the bed side diversion hole 22 of the bed body 2 and the bed bottom heat insulation structure 4 is 40mm, the bed side diversion hole 22 is horizontally arranged along the length direction of the bed body 2, and the distance between the bed side diversion hole 22 close to one end of the bed tail storage box 24 and the tail end of the bed body 2 is 100 mm; the aperture phi of the bed side diversion holes 22 is 30mm, the hole spacing is 100mm, and the number of the bed side diversion holes is 17; the bed side pressure equalizing cavity 3 is of a cuboid cavity structure, the cavity thickness of the bed side pressure equalizing cavity 3 is 100mm, the length and height of the bed side pressure equalizing cavity 3 are matched with the size of the bed body 2, the size of a tuyere in a slit tuyere 32 on the bed side pressure equalizing cavity 3 is characterized in that the length multiplied by the width multiplied by the height is 1800mm multiplied by 60mm multiplied by 20mm, a guide blade of the slit tuyere 32 is connected with the bed side pressure equalizing cavity 3 through a rotating structure, and the guide blade of the slit tuyere 32 can be adjusted by 360 degrees; the air flow direction is controlled by manually adjusting the opening and closing or opening and closing angle of the air opening of the guide blade of the strip slit air opening 32.
Three rows of tail guide holes 23 of the bed body 2 are horizontally arranged, each row is provided with 15 tail guide holes 23, the distance between the bottommost row of tail guide holes 23 and the bed bottom heat insulation structure 4 is 80mm, the distance between two adjacent tail guide holes 23 is 100mm, and the hole diameter is 30 mm.
The bed tail storage box 24 is made of solid wood, the size characteristic of the bed tail storage box 24 is that length is multiplied by width, multiplied by height is 1820mm multiplied by 500mm multiplied by 600mm, the distance between the middle partition plate 243 and the top opening of the bed tail storage box 24 is 200mm, the middle partition plate adopts a spareribs spacing mode, and the size characteristic of each partition plate is that length is multiplied by width, multiplied by thickness is 400mm multiplied by 100mm multiplied by 20 mm; the spacing distance between two adjacent partition plates is 40mm, and hot air rises by self-heating through the gap between the partition plates; the lower airflow chamber 242 is used for equalizing the pressure of hot air, and the whole bed tail storage box 24 can be used as a static pressure air port for controlling the airflow upwards; at night, the clothes can be placed on the storage box, hot air enters the pressure equalizing cavity through the tail part flow guide small holes to ascend, heat is stored in the clothes through heat conduction and convection, heat loss is reduced, the clothes can be heated to a certain temperature, a user can feel hot and comfortable when getting up in the morning, and the mood is kept.
The upper-layer coil pipe bracket 6 is of a hollow structure and adopts a transverse and longitudinal structure, and the night heating coil pipe 7 is fixed on the upper-layer coil pipe bracket 6 by adopting a buckle; the distance between a hot water pipeline at the water inlet side of the heating coil 7 at night and the inner side of the bed body 2 is 100mm, and the distance between the hot water pipeline at the water inlet side of the heating coil and the tail part of the bed body 2 is 200 mm; a hot water pipeline of the night heating coil 7 is provided with an adjusting valve, the adjusting valve adopts a ball valve, the night heating coil 7 adopts a PE-RT pipe, and the pipe diameter is phi 20 mm; the PE-RT pipe is light in weight, easy to transport, construct and install and good in flexibility; the friction loss in the PE-RT pipe is small, and the fluid conveying capacity is 30% larger than that of a metal pipe with the same pipe diameter; the pipeline connecting part of the PE-RT pipe adopts hot melting connection and mechanical connection, so that the connection is reliable and does not leak; green and environment-friendly, and the PE-RT pipe can be recycled.
The night heating coil 7 is used for radiating heat to the bed body 2 at night, and in consideration of different heat comfort requirements of different parts of a human body, the night heating coil enters the heating cavity of the bed body 2 and then leads to the bed tail, parallel laying is adopted, the night heating coil 7 comprises a plurality of hot water pipes which are arranged in parallel, the end parts of the adjacent hot water pipes are communicated through arc-shaped bent pipes, and every three adjacent hot water pipes form an S-shaped structure; the night heating coil 7 is provided with a dense part and a comb part, and the distance between the adjacent hot water pipes in the dense part area is smaller than the distance between the adjacent hot water pipes in the comb part area; when in use, the night heating coils 7 in the dense part area are arranged on the feet and the leg parts of a user, and the distance between the dense part and two adjacent hot water pipes is 120 mm; the night heating coil 7 of the comb area is arranged on the part above the leg, and the distance between two adjacent hot water pipes of the comb area is 200 mm; the heating coil 7 sets up the form of dense portion and comb portion night on the basis of improving the hot comfort level of bed surface, has carried out local heating to human distal end tip, is favorable to human tip blood circulation, improves human sleep quality.
The daytime coil pipe bracket 8 is of a hollow structure, adopts a transverse and longitudinal structure, and fixes the daytime hot water coil pipe 9 on the daytime coil pipe bracket 8 by adopting a buckle; the distance from the hot water pipeline at the water inlet side of the daytime heating coil pipe 9 to the inner side of the bed body 2 is 100mm, and the distance from the tail part of the bed body 2 is 200 mm; a regulating valve ball valve is arranged on a hot water pipeline of the daytime heating coil 9, a PE-RT pipe is selected as a hot water coil material of the daytime heating coil 9, the pipe diameter is 20mm, the daytime coil is used for radiating heat for the indoor environment, a parallel pipe laying mode is adopted, and the distance between every two adjacent hot water pipes is the same and is 150 mm.
The invention is further illustrated in the following by practical use:
taking the city of Xian as an example, the outdoor temperature is-3.4 ℃ and the indoor temperature is 18 ℃ during the heating period in winter; assume that a room with a length × width × height of 3.2 × 3.0m, in which the size of the door is 0.8 × 2.0m, and the size of the window is 1.5 × 1.5 m;
in the daytime, only the heating coil in the daytime is started, and the fan is started to provide heat for the indoor room so as to meet the indoor heat load requirement, wherein the room heat load mainly comprises the heat consumption of the enclosure structure and the heat consumption of cold air permeation; according to the energy-saving design standard JGJ26-2010 of residential buildings in severe cold and cold regions, for the thermal insulation wall meeting the energy-saving standard, the heat consumption of the enclosure structure is about 520.5W and the heat consumption of cold air permeation is about 26W after calculation, namely the heat load QL of a room is about 546.5W.
When the air outlet of the bed body in daytime meets the following equation, the heat dissipation device of the solar hot water heating bed can meet the heating requirement in daytime:
QL=3600-1×cp×ρout×Lout×(tout-tin)
in the formula QLRoom heat load, W, 546.5W;
cpthe constant-pressure specific heat capacity of air is shown, and the value of J/(kg DEG C) is 1005J/(kg DEG C);
ρoutis the density of air, kg/m3,1.205kg/m3
LoutThe air quantity m is the air quantity passing through the bed side strip slit air port3/h;
toutThe air temperature at the bed side air outlet is DEG C;
tairthe indoor air temperature, DEG C, 18 ℃;
when the heat provided by the hot air output by the bed warming device in the daytime to the indoor is equal to the indoor heat load, the bed warming device in the daytime can meet the heating requirement; the specific heat capacity and the density of the air are not changed greatly and are both taken as normal temperature values, the specific heat capacity of the air is taken as 1005J/(kg. DEG C.), and the density is 1.205kg/m3(ii) a The indoor air temperature is 18 ℃; the size of the strip slit tuyere is 1800mm multiplied by 60mm in length multiplied by height, the tuyere area coefficient of the strip slit tuyere is 0.50, four strip slit tuyeres are arranged in the bed side pressure equalizing cavity at two sides, and the effective area of the strip slit tuyere is 4 multiplied by 1.08 multiplied by 0.5 multiplied by 0.216m2. By bringing in numerical values to obtainThe flow and the wind speed of the air temperature of the air outlets with different strip outlet gaps are shown in the table 1.
Through the formula, when the cross-flow fan is used in daytime, the required flow of the cross-flow fan can be set according to the required air temperature of the air outlet.
TABLE 1 flow and wind speed of different outlet air temperatures
Figure GDA0003133177720000111
Figure GDA0003133177720000121
Only the night heating coil is started at night, heat conduction with the bed panel is neglected, only the night heating coil is considered for heat dissipation, and under the condition that the indoor temperature is 0 ℃, the water supply temperature of the night heating coil is set to be 45 ℃, the water return temperature is set to be 35 ℃, the flow velocity of water in the hot water pipe is 0.65m/s under the condition of meeting the quiet state, and the pipe diameter is phi 20 mm; the heat dissipation per unit length of the hot water pipe is as follows:
Q=cmΔt=4.18×1000×0.012×π×(45-35)=13.13kW
the heating area is near the bed panel, and the heating space is set to be 2.0 × 2.0 × 2.0m3The length of the night heating coil is 13m, and the air density at 0 ℃ is 1.293kg/m3The specific heat capacity of air is 1005J/(kg DEG C); the zone calculated temperature is as follows:
Δt=Q/cm=13.13×13÷1.005÷8÷1.293=16.4℃
therefore, the temperature of the space near the bed can be increased by 16.4 ℃ by starting the night solar hot water coil, and if the initial temperature is 0 ℃, the temperature of the bed surface can be increased by 16.4 ℃ after the device is used, and a comfortable night sleeping environment can be provided for a human body.
The solar water heating bed heat dissipation device can be flexibly adjusted under different heat demand conditions in day and night, so that the space waste and the energy waste are reduced, the heating demand in winter can be met in day and night by using low-temperature hot water, the sleeping heat comfort of a human body is met, and the living comfort is improved.
The foregoing detailed description and drawings are merely exemplary of the invention, and it will be apparent that various additions, modifications and substitutions are possible without departing from the spirit and scope of the invention as defined in the accompanying claims; it will be appreciated by those skilled in the art that the present invention may be modified in form, structure, arrangement, proportions, materials, elements, components and otherwise, used in the practice of the invention, which are particularly adapted to specific environments and operative requirements without departing from the principles of the present invention; accordingly, the presently disclosed embodiments are meant to be illustrative only and not limiting, the scope of the invention being defined by the appended claims and their legal equivalents, rather than by the foregoing description.

Claims (8)

1. A day and night dual-purpose solar hot water heating bed heat dissipation device is characterized by comprising a bed body (2), a bed panel (5), a day heating coil (7), a night heating coil (9), a fan (10) and a solar hot water device, wherein a heating cavity is arranged in the bed body (2), and the bed panel (5) is arranged at the top of the bed body (2); the daytime heating coil (8) and the nighttime heating coil (9) are both horizontally arranged in the heating cavity of the bed body (3), the nighttime heating coil (9) is arranged close to the bed panel (5), and the daytime heating coil (7) is arranged at the lower part of the nighttime heating coil (9) at intervals; a plurality of bed side diversion holes (22) are respectively arranged at the two sides of the bed body (2); one end of the bed side diversion hole (22) is communicated with the heating cavity of the bed body (2), and the other end is communicated with the outside; one end of the bed body (2) close to the head of a user is provided with a bed head tuyere (21); one side of the bed head air port (21) is communicated with the heating cavity of the bed body (2), and the other end is communicated with the outside; the fan (10) is arranged in the heating cavity of the bed body (2) and is close to the air port (21) of the bed head; the daytime heating coil (7) and the solar water heating device form a closed loop, and the night heating coil (9) and the solar water heating device form a closed loop;
the bed tail storage box (24) is arranged at one end of the bed body (2) close to the feet of a user; the bed tail storage box (24) comprises an upper storage cavity (241) and a lower airflow cavity (242), a middle partition plate (243) is arranged between the upper storage cavity (241) and the lower airflow cavity (242), and an air channel is arranged on the middle partition plate (243); a plurality of through holes (244) are formed in one side, close to the bed body (2), of the lower airflow cavity (242), a plurality of tail guide holes (23) are formed in one end, close to the bed tail storage box, of the bed body, the tail guide holes (23) in the bed body (2) are communicated with the through holes (244) in the bed tail storage box (24) in a matched mode, and the top of the upper storage cavity (241) is provided with an opening;
the bed-side pressure equalizing chamber is characterized by further comprising a bed-side pressure equalizing chamber (3), wherein the bed-side pressure equalizing chamber (3) is arranged on two sides of the bed body (2), the bed-side pressure equalizing chamber (3) is of a hollow cavity structure, a plurality of pressure equalizing chamber diversion holes (31) are formed in one side, close to the bed body (2), of the bed-side pressure equalizing chamber (3), and the pressure equalizing chamber diversion holes (31) are communicated with the bed-side diversion holes (22) of the bed body (2) in a matched mode; a strip slit air port (32) is arranged on one side, far away from the bed body (2), of the bed side pressure equalizing cavity (3), the strip slit air port (32) is arranged close to the top of the bed body (2), and guide blades are arranged on the strip slit air port (32).
2. The day and night dual-purpose solar hot-water heating bed heat dissipation device as defined in claim 1, further comprising an upper coil support (6) and a lower coil support (8), wherein the upper coil support (6) and the lower coil support (8) are both of a horizontally and longitudinally crossed hollowed-out structure; the upper-layer coil support (6) is arranged at the bottom of the night heating coil (7), and the night heating coil (7) is fixedly arranged on the upper-layer coil support (6); the lower-layer coil support (8) is arranged at the bottom of the daytime heating coil (9), and the daytime heating coil (9) is fixedly arranged on the lower-layer coil support (8).
3. The day and night dual-purpose solar hot-water heating bed heat dissipation device as defined in claim 1, further comprising a bed bottom heat insulation structure (4), wherein the bed bottom heat insulation structure (4) is arranged at the bottom of the bed body (2), and the bed bottom heat insulation structure (4) is made of glass fiber heat insulation cotton.
4. The day and night dual-purpose solar hot-water heating bed heat dissipation device as defined in claim 1, further comprising a bed head (1), wherein the bed head (1) is arranged at one end of the bed body (2) close to the head of a user, a vent (11) is arranged on the bed head (1), and the vent (11) on the bed head (1) is in fit communication with a bed head air port (21) on the bed body (2).
5. The day and night dual-purpose solar hot-water heating bed heat dissipation device as defined in claim 1, wherein the fan (10) is a silent cross-flow fan, a motor of the silent cross-flow fan is a shaded pole motor, and the shaded pole motor is flexibly connected with the impeller.
6. The day and night dual-purpose solar hot-water heating bed heat dissipation device as defined in claim 1, wherein the bed panel (5) comprises a bed panel frame, a panel and a bed panel opening and closing structure, the bed panel frame adopts a double-row framework, and the panel is arranged on the bed panel frame; the bed panel opening and closing structure adopts a pneumatic rod, one end of the pneumatic rod is connected with the panel, and the other end of the pneumatic rod is connected with the bed panel frame.
7. The day and night dual-purpose solar hot-water heating bed heat dissipation device as defined in claim 1, wherein the night heating coil (7) comprises a plurality of hot water pipes arranged in parallel, the ends of adjacent hot water pipes are communicated through an arc-shaped bent pipe, and every three adjacent hot water pipes form an S-shaped structure; the night heating coil (7) comprises a dense part and a comb part, and the distance between every two adjacent hot water pipes in the dense part area is smaller than that between every two adjacent hot water pipes in the comb part area; when in use, the night heating coil (7) of the dense part area is arranged on the foot and the leg part of a user, and the night heating coil (7) of the comb part area is arranged on the part above the leg part.
8. The day and night dual-purpose solar hot-water heating bed heat dissipation device as defined in claim 1, wherein the night heating coil (7) and the day hot-water coil (9) both adopt PE-RT pipes.
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