Fan for air bed

Abstract

The utility model relates to a fan for an air bed, which comprises a middle plate and a heat exchange mechanism arranged on one side of the middle plate, the heat exchange mechanism comprises an outer shell, an inner shell, a first cooling fin, a second cooling fin, a movable plate provided with a semiconductor chilling plate, an air blower and a cooling fan, and the first cooling fin and the second cooling fin are respectively arranged on two sides of the movable plate. The first cooling fins penetrate through the first through holes and then enter the first cooling fin mounting grooves, the movable plates enter the first through holes, and the second cooling fins enter the second cooling fin mounting grooves and are connected with the first threaded connecting columns through the fourth bolts. The cooling fan is arranged on the side, away from the movable plate, of the second cooling fin and connected with the second threaded connecting column through a fifth bolt. According to the fan for the air bed, the unique structural design is adopted, positioning is convenient, positioning precision is high, operation in a narrow space is reduced, operation is convenient, and assembling efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to intelligent house technical field especially, it relates to an air bed fan. BACKGROUND

[0002] With the improvement of people's living standards, as people's daily life in the indispensable life supplies, the comfort of the mattress is particularly important. At present, in winter, in order to warm the mattress, people usually adopt electric mattress heating, and in summer, usually adopt the way of laying cooling mat to reduce the body temperature of the mattress, and the temperature control performance of the mattress itself needs to be strengthened. The prior art begins to adopt the air mattress that can heat or cool, hot air or cold air is blown to the mattress through the fan, the temperature of the mattress itself is increased or decreased, and the temperature is kept constant, so that the sleep environment is more comfortable.

[0003] The existing air mattress fan needs to install multiple components including the air blower, the semiconductor refrigerating sheet, the heat sink and the heat dissipation fan one by one in the shell, the internal space of the fan is limited, the operable space is small, the installation process is complex and tedious, and the component installation precision is low, which leads to vibration when the fan works, forms loud noise, and affects the service life of the component.

[0004] Therefore, the utility model provides an air bed fan to solve the above problems. UTILITY MODEL CONTENT

[0005] The utility model solves the technical problem to provide an air bed fan, the positioning of various components is convenient, the positioning precision is high, and the assembly efficiency is improved.

[0006] In order to solve the above technical problem, the technical scheme of the utility model is as follows: an air bed fan, including the middle plate and the heat exchange mechanism arranged on one side of the middle plate, the heat exchange mechanism includes the outer shell, the inner shell, the first heat sink, the second heat sink, the movable plate installed with the semiconductor refrigerating sheet, the air blower and the heat dissipation fan, and the innovation point is that: the inner shell is detachably connected with the middle plate through the first bolt, and the inner shell and the middle plate cooperate to form the air supply channel, the outer shell is detachably sleeved on the outer side of the inner shell through the second bolt, and the heat dissipation channel is formed between the outer shell and the inner shell.

[0007] The inner shell is provided with the heat sink chamber and the air blower chamber in the air supply direction of the air supply channel in sequence, the air blower chamber of the inner shell is provided with an opening for installing the air blower on the side close to the middle plate, two groups of air blower axial limit blocks are formed on the side walls on both sides, the air blower radial limit block is formed on the bottom wall of the air blower chamber, and the air blower axial limit block, the air blower radial limit block and the middle plate cooperate to form the air blower installation space.

[0008] The first through hole is provided on the fin cavity of the inner shell for mounting the movable plate and for the first fin to pass through, and two groups of first fin limiting blocks are arranged on the inner wall of the inner shell on both sides of the first through hole, and a first fin mounting groove is formed between the two groups of first fin limiting blocks;

[0009] Two groups of limiting connection assemblies are arranged on the outer wall of the inner shell on both sides of the first through hole, the limiting connection assembly comprises a first threaded connecting column, a second fin limiting block and a second threaded connecting column, the first threaded connecting column and the second fin limiting block are connected to the outer side wall of the inner shell, a second fin mounting groove is formed between the second fin limiting blocks of the two groups of limiting connection assemblies, the first threaded connecting column is arranged on the side of the second fin limiting block close to the first through hole, and the second threaded connecting column is arranged on the end face of the side of the second fin limiting block away from the inner shell;

[0010] The blower is arranged in the blower mounting space, the first fin and the second fin are arranged on the two sides of the movable plate and form an integral whole through the third bolt connection, the first fin enters the first fin mounting groove after passing through the first through hole, the movable plate enters the first through hole, the second fin enters the second fin mounting groove and is connected with the first threaded connecting column through the fourth bolt, and the cooling fan is arranged on the side of the second fin away from the movable plate and is connected with the second threaded connecting column through the fifth bolt.

[0011] Further, a first reinforcing plate is arranged between the first threaded connecting column and the second fin limiting block, the two sides of the first reinforcing plate are connected with the side walls of the first threaded connecting column and the second fin limiting block respectively, and the bottom side of the first reinforcing plate is connected with the inner shell.

[0012] Further, three second reinforcing plates are arranged around the second threaded connecting column, one side of the second reinforcing plate is connected with the side wall of the second threaded connecting column, and the other side is connected with the second fin limiting block.

[0013] Further, the blower axial limiting block comprises an integrally formed transverse reinforcing plate and a longitudinal limiting plate, the transverse reinforcing plate and the longitudinal limiting plate cooperate to form a cross-shaped structure, one side of the transverse reinforcing plate is connected with the side wall of the blower cavity, the other side is connected with the bottom wall of the blower cavity, and the longitudinal limiting plate is connected with the bottom wall of the blower cavity.

[0014] Further, one side of the longitudinal limiting plate close to the opening has an inclined guide surface.

[0015] The advantages of the utility model lie in:

[0016] The air bed fan of the utility model adopts unique structural design, through setting first through hole on inner shell, when installing fan, only need to utilize third bolt to connect first radiating fin, movable plate with semiconductor refrigeration piece and second radiating fin to form a whole in advance, then install the whole in inner shell, when installing, the side of the whole close to first radiating fin is positioned by first radiating fin limiting block, the side close to second radiating fin is positioned by second radiating fin limiting block, finally, the fixing of the whole can be realized through installing fourth bolt, convenient positioning, high positioning accuracy, reduce operation in narrow space, convenient operation, improve assembly efficiency.

[0017] The utility model discloses a first reinforcing plate is equipped between the first threaded connecting column and the second radiating fin limiting block, improves the structural strength of the first threaded connecting column, avoids the deformation of the first threaded connecting column, and influences the installation of the fourth bolt.

[0018] The utility model discloses three second reinforcing plates are arranged around the second threaded connecting column, improve the structural strength of the second threaded connecting column, avoid the deformation of the second threaded connecting column, and influence the installation of the fifth bolt.

[0019] The cross-shaped structure of the axial limiting block of the air blower in the utility model is formed by the cooperation of the integrally-formed horizontal reinforcing plate and longitudinal limiting plate, which has high structural strength and is not prone to deformation, and is convenient to process.

[0020] The utility model discloses an inclined guide surface is arranged on the side of the longitudinal limiting plate close to the opening, which facilitates the air blower to enter the air blower installation space along the inclined guide surface, makes the air blower installation more quickly, and improves the installation efficiency. DRAWINGS

[0021] The utility model will be explained further in detail in connection with the drawings and specific embodiment.

[0022] Figure 1 It is the external structure schematic diagram of the air bed fan of the utility model.

[0023] Figure 2 It is the internal structure schematic diagram of the air bed fan of the utility model.

[0024] Figure 3 It is the first direction schematic diagram of the inner shell of the utility model.

[0025] Figure 4 It is the second direction schematic diagram of the inner shell of the utility model. SPECIFIC EMBODIMENT

[0026] To further illustrate the technical means and effects adopted by this utility model in order to achieve the intended utility model purpose, the following detailed description of the specific implementation methods, structure, features and effects of this utility model is provided in conjunction with the accompanying drawings and preferred embodiments.

[0027] Example

[0028] like Figures 1-4 As shown, this embodiment provides a blower for an air bed, including a middle plate 1 and two heat exchange mechanisms respectively disposed on both sides of the middle plate 1. The heat exchange mechanism includes an outer shell 2, an inner shell 3, a first heat sink 4, a second heat sink 5, a movable plate 6 with a semiconductor cooling chip installed, a blower 7, and a cooling fan 8.

[0029] The inner shell 3 is detachably connected to the middle plate 1 by the first bolt and forms an air supply channel with the middle plate 1. The two sides of the air supply channel on the inner shell 3 are the first air inlet a and the first air outlet b, respectively. The outer shell 2 is detachably sleeved on the outside of the inner shell 3 by the second bolt. A heat dissipation channel is formed between the outer shell 2 and the inner shell 3. The two sides of the heat dissipation channel on the outer shell 2 are the second air inlet c and the second air outlet d, respectively.

[0030] The inner shell 3 has a heat sink chamber and a blower chamber arranged sequentially along the air supply direction of the air supply channel. The blower chamber of the inner shell 3 has an opening for installing the blower on the side near the middle plate 1. There are two sets of blower axial limiting blocks 301 on the side walls on both sides. Each set has two blower axial limiting blocks 301. Each blower axial limiting block 301 includes an integrally formed transverse reinforcing plate and a longitudinal limiting plate. The transverse reinforcing plate and the longitudinal limiting plate cooperate to form a cross-shaped structure. One side of the transverse reinforcing plate is connected to the side wall of the blower chamber, and the other side is connected to the bottom wall of the blower chamber. The longitudinal limiting plate is connected to the bottom wall of the blower chamber. The bottom wall of the blower chamber has two parallel radial limiting blocks 302. The axial limiting block 301 and the radial limiting block 302 cooperate with the middle plate 1 to form a blower installation space. The blower is set in the blower installation space. In order to facilitate the entry of the blower into the blower installation space and make the blower installation faster, the longitudinal limiting plate of each blower axial limiting block 301 has an inclined guide surface 3011 on the side near the opening.

[0031] The inner shell 3 has a first through hole 303 for mounting the movable plate 6 and for the first heat sink 4 to pass through in the heat sink chamber. The inner wall of the inner shell 3 has two sets of first heat sink limiting blocks 304 on both sides of the first through hole 303. A first heat sink mounting groove is formed between the two sets of first heat sink limiting blocks 304. Each set of first heat sink limiting blocks has two first heat sink limiting blocks.

[0032] The outer wall of the inner shell 3 has two groups of limiting connection assemblies on both sides of the first through hole 303, each group of limiting connection assemblies has two limiting connection assemblies, each limiting connection assembly includes a first threaded connecting column 305, a second fin limiting block 306 and a second threaded connecting column 307, the first threaded connecting column 305 and the second fin limiting block 306 are connected to the outer side wall of the inner shell 3, the second fin limiting blocks 306 of the two groups of limiting connection assemblies form a second fin mounting groove, the first threaded connecting column 305 is arranged on one side of the second fin limiting block 306 close to the first through hole 303, and the second threaded connecting column 307 is arranged on the end face of the second fin limiting block 306 away from the inner shell 303.

[0033] A first reinforcing plate 308 is arranged between the first threaded connecting column 305 and the second fin limiting block 306, the two sides of the first reinforcing plate 308 are connected with the side walls of the first threaded connecting column 305 and the second fin limiting block 306 respectively, and the bottom side of the first reinforcing plate 308 is connected with the inner shell 3. Three second reinforcing plates 309 are arranged around the second threaded connecting column 307, one side of the second reinforcing plate 309 is connected with the side wall of the second threaded connecting column 307, and the other side is connected with the second fin limiting block 306.

[0034] The first fin 4 and the second fin 5 are arranged on both sides of the movable plate 6 respectively and form an integral whole through third bolts, the second fin 5 and the movable plate 6 are provided with second through holes matched for the third bolts to pass through, the first fin 4 is provided with threaded holes matched with the third bolts, the third bolts pass through the second through holes of the second fin 5 and the movable plate 6 in sequence and are screwed in the threaded holes of the first fin 4, so that the three are fixed with each other. The first fin 4 enters the first fin mounting groove after passing through the first through hole, the movable plate enters the first through hole, the second fin enters the second fin mounting groove and is connected with the first threaded connecting column through a fourth bolt, and the cooling fan is arranged on the side of the second fin away from the movable plate and is connected with the second threaded connecting column through a fifth bolt.

[0035] The air bed fan is installed by first inserting the air blower 7 between the two groups of air blower axial limiting blocks 301, then connecting the inner shell 3 and the middle plate 1 by installing the first bolt, and fixing the air blower 7 in the formed air blower installation space, and the air blower is limited by the air blower axial limiting blocks 301, the air blower radial limiting blocks 302 and the middle plate 1. The first heat sink 4, the movable plate 6 provided with the semiconductor refrigeration sheet and the second heat sink 5 are connected to form a whole by the third bolt in advance, and then the whole is installed in the inner shell 3, and during installation, the side of the whole close to the first heat sink 4 is positioned by the first heat sink limiting block 304, and the side close to the second heat sink 5 is positioned by the second heat sink limiting block 306, then the whole is fixed by installing the fourth bolt. Then the heat dissipation fan 8 is installed outside the second heat sink 5 by installing the fifth bolt, and finally the outer shell 2 is buckled outside the inner shell 3, the second bolt is installed to connect the outer shell 2 and the inner shell 3, and the fan installation is completed.

[0036] The air bed fan of the utility model adopts unique structure design, is convenient for positioning, high in positioning precision, reduces operation in narrow space, is convenient to operate, and improves assembly efficiency.

[0037] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form, although the utility model has been disclosed as above with a preferred embodiment, however, is not used to limit the utility model, any person skilled in the art, in the range of the utility model technical scheme, can make some changes or modifications for equivalent embodiments of equivalent changes by using the disclosed technical content, but as long as it does not deviate from the utility model technical scheme content, according to the technical essence of the utility model, any introduction, modification, equivalent change and modification of the above embodiment, still belongs to the range of the utility model technical scheme.

Claims

1. An air bed fan, comprising a middle plate and a heat exchange mechanism arranged on one side of the middle plate, the heat exchange mechanism comprising an outer shell, an inner shell, first heat dissipation fins, second heat dissipation fins, a movable plate on which a semiconductor refrigeration plate is mounted, a blower fan and a heat dissipation fan, characterized in that: The inner shell is detachably connected with the middle plate through first bolts and forms an air supply channel with the middle plate, and the outer shell is detachably sleeved outside the inner shell through second bolts, and a heat dissipation channel is formed between the outer shell and the inner shell. The inner shell is provided with a heat dissipation fin chamber and a blower chamber in sequence along the air supply direction of the air supply channel, the blower chamber of the inner shell is provided with an opening for mounting the blower on the side close to the middle plate, the sidewalls on both sides are provided with two groups of blower axial limiting blocks, and the bottom wall of the blower chamber is provided with a blower radial limiting block; the blower axial limiting block, the blower radial limiting block and the middle plate cooperate to form a blower mounting space. The inner shell is provided with a first through hole for mounting the movable plate and allowing the first heat dissipation fin to pass through at the heat dissipation fin chamber, and the inner wall of the inner shell is provided with two groups of first heat dissipation fin limiting blocks on both sides of the first through hole, and a first heat dissipation fin mounting groove is formed between the two groups of first heat dissipation fin limiting blocks. The outer wall of the inner shell is provided with two groups of limiting connection assemblies on both sides of the first through hole, the limiting connection assembly comprises a first threaded connecting column, a second heat dissipation fin limiting block and a second threaded connecting column, the first threaded connecting column and the second heat dissipation fin limiting block are connected to the outer sidewall of the inner shell, a second heat dissipation fin mounting groove is formed between the second heat dissipation fin limiting blocks of the two groups of limiting connection assemblies, the first threaded connecting column is arranged on the side of the second heat dissipation fin limiting block close to the first through hole, and the second threaded connecting column is arranged on the end face of the second heat dissipation fin limiting block away from the inner shell. The blower is arranged in the blower mounting space, the first heat dissipation fin and the second heat dissipation fin are arranged on both sides of the movable plate and connected into a whole through third bolts, the first heat dissipation fin enters the first heat dissipation fin mounting groove after passing through the first through hole, the movable plate enters the first through hole, the second heat dissipation fin enters the second heat dissipation fin mounting groove and is connected with the first threaded connecting column through fourth bolts, and the heat dissipation fan is arranged on the side of the second heat dissipation fin away from the movable plate and is connected with the second threaded connecting column through fifth bolts.

2. The air bed fan of claim 1, wherein: First reinforcing plates are arranged between the first threaded connecting column and the second heat dissipation fin limiting block, the sidewalls of the first reinforcing plates are connected with the first threaded connecting column and the second heat dissipation fin limiting block respectively, and the bottom side of the first reinforcing plate is connected with the inner shell.

3. The air bed fan of claim 1, wherein: Three second reinforcing plates are arranged around the second threaded connecting column, one side of the second reinforcing plate is connected with the sidewall of the second threaded connecting column, and the other side is connected with the second heat dissipation fin limiting block.

4. The air bed fan of claim 1, wherein: The blower axial limiting block comprises an integrally formed transverse reinforcing plate and a longitudinal limiting plate, the transverse reinforcing plate and the longitudinal limiting plate cooperate to form a cross-shaped structure, one side of the transverse reinforcing plate is connected with the sidewall of the blower chamber, the other side is connected with the bottom wall of the blower chamber, and the longitudinal limiting plate is connected with the bottom wall of the blower chamber.

5. The air bed fan of claim 4, wherein: One side of the longitudinal limiting plate close to the opening is provided with an inclined guide surface.

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