CN214103955U

CN214103955U - Display cabinet and display room

Info

Publication number: CN214103955U
Application number: CN202021611690.1U
Authority: CN
Inventors: 李丹
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-09-03
Anticipated expiration: 2030-08-06

Abstract

An energy-saving freezing display cabinet without condensing water mist on the surface of hollow glass is characterized in that a cross-flow fan and a laminar flow air guide channel are arranged at the lower part of a hollow glass window, a movable glass air deflector is arranged at the front end outside the hollow glass window, the hollow glass window and the glass air deflector form a laminar flow air supply channel, and the cross-flow fan sends hot air or ambient air to the laminar flow air supply channel through the laminar flow air guide channel to uniformly distribute the ambient temperature on the hollow glass window; the other multi-surface glass window heating display cabinet is characterized in that a movable glass air deflector is arranged in a glass window, the glass window and the glass air deflector form a laminar air supply duct, and a cross-flow fan is arranged at the lower part of the laminar air supply duct and is used for sending ambient air in the glass window to glass of the laminar air supply duct; the same principle is used for fixing the hollow glass window display chamber; the glass of the display window keeps transparent in any environment when the temperature difference between the inside and the outside of the display window cabinet is more than 3 ℃, the efficiency of the cross-flow fan is 20 percent higher than that of an axial flow fan, the electricity is saved, and the cost is more than 70 percent lower than that of electrothermal film glass.

Description

Display cabinet and display room

Technical Field

The utility model relates to a show cupboard and at least one side of show room adopt transparent material inside and outside surface to have the difference in temperature, nevertheless do not condense water smoke.

Background

When the temperature in the existing glass window display cabinet is lower than-5 ℃, the ambient temperature outside the cabinet is 32 ℃, and the humidity is more than 60%, water mist can be condensed on the surface of the hollow glass window outside the cabinet. When the temperature in the cabinet is 50 ℃, the humidity is more than 80 percent, and the ambient temperature outside the cabinet is lower than 15 ℃, the surface of the hollow glass window in the cabinet can be condensed with water mist, and the transparent display effect is lost.

Chinese patent specifications CN86108177, CN199320044810.x, CN95208735.9, and CN201120038566.5, respectively, propose a method of providing laminar flow air supply by using an axial flow fan and a cross flow fan, and using partial condensation heat to heat the outer surface of a single-layer glass window or the outer surface of a hollow glass window by the fan, but the static air resistance of the outer surface of the glass is large, the heat cannot be uniformly transmitted to the whole glass window, and the water mist is still condensed on the outer surface of the upper glass window. The other is that Chinese patent specification CN02110443.3 proposes that an electrothermal film is adhered to the inner surface of the outer glass of the hollow glass to heat the outer glass, but the cost is high, the power consumption is high and the service life is short.

Disclosure of Invention

The utility model aims at solving the problem that when the indoor and outdoor temperature difference of the display window is more than 3 ℃, the transparent material of the display window is kept transparent in any environment.

The utility model is particularly suitable for the display window with temperature difference, and is not limited to the food freezing display cabinet and the hot food display cabinet.

The utility model discloses to come from refrigerating system's heat or ambient air, send to show window or show cupboard transparent material surface and the wind channel that the transparent material aviation baffle constitutes, keep the transparent material surface the same with ambient temperature and humidity, solved the problem of transparent material surface water smoke that condenses, various solutions are as follows:

the utility model discloses to a vertical cavity glass door surface does not condense energy-conserving refrigeration show cupboard of water smoke, there is at least one refrigerating system, at least one refrigeration show room, there are at least one compressor and at least one fin condenser in refrigeration show room outer bottom lower part, there is at least one cross-flow fan, there are at least one left aviation baffle and at least one right aviation baffle at the cross-flow fan both ends, there are at least one upper aviation baffle and at least one lower aviation baffle from top to bottom, constitute at least one laminar flow air supply duct, there is at least one support under the aviation baffle down, each aviation baffle is linked with fin condenser limit, fin condenser inlet wind has at least one filter screen; at least one hollow glass door is arranged in front of the freezing and displaying room, at least one movable transparent material air deflector is arranged at the front end outside the hollow glass door, organic glass, toughened glass or transparent plastic can be used for rotating at the front end of the hollow glass door by taking any edge as an axis, the hollow glass door and the transparent material air deflector form at least one laminar flow air guide channel, part of the air outlet hole corresponding to the lower end of at least one laminar flow air guide channel is arranged, at least one front panel shutter air outlet is arranged in the air outlet direction of the laminar flow air guide channel, at least one fin evaporator is arranged on the rear wall in the freezing and displaying room, at least one air deflector forms an air channel with the rear wall in the freezing and displaying room, the upper part of the fin evaporator is provided with at least one cross flow fan, at least one guide air direction conversion plate which gradually inclines upwards is arranged below the air outlet of the cross flow fan, and at least one porous air, the cold air laminar flow at the top end of the porous air outlet blows downwards directly on the glass in the hollow glass door cabinet, and the fog on the glass is removed quickly after the hollow glass door is opened and closed.

The utility model relates to an energy-saving refrigeration display cabinet without condensing water mist on the surface of a hollow glass door, which comprises at least one refrigeration system, at least one refrigeration display room, at least one compressor arranged at the lower part of the bottom of the refrigeration display room, at least one wire-tube condenser arranged at the back of the refrigeration display room, at least one protective air deflector arranged outside the wire-tube condenser to form an air duct, at least one cross-flow fan arranged corresponding to the lower part, at least one hollow glass door arranged in front of the refrigeration display room, at least one transparent material air deflector capable of rotating on each side arranged at the upper front end of the hollow glass door, at least one laminar flow air guide duct formed by the hollow glass door and the transparent material air deflector, a row of air outlets arranged corresponding to the lower end, at least one cross-flow fan with a filter screen arranged at an air inlet arranged below the air outlets, and environment temperature of the outer surface of the hollow glass door is kept by the laminar flow air guide duct under the cabinet under the drive of the cross-flow fan, the back wall of the refrigerated display room is provided with at least one plate-shell type evaporator, the outside is provided with at least one protective air deflector to form an air duct, the upper part of the air duct is provided with at least one cross-flow fan, the lower side of an air outlet of the cross-flow fan is provided with at least one guide air direction conversion plate which gradually inclines upwards, the guide air direction conversion plate is provided with at least one air outlet which is vertical downwards, and cold air laminar flow at the top end of the air outlet blows downwards and directly onto the glass in the hollow glass door cabinet to rapidly remove fog on the glass after the hollow glass door is opened and closed.

The utility model discloses an energy-conserving refrigeration show cupboard to a multiaspect or cylindricality hollow glass surface noncondensable water smoke, there is at least one refrigerating system, there is at least one freezing show room, there are at least one compressor and at least one silk pipe condenser in freezing show room outer bottom lower part, there is at least one turbine centrifugal fan, there is at least one filter screen at turbine centrifugal fan air intake, there are upper air deflector and lower air deflector above and below the turbine centrifugal fan, constitute at least one laminar flow air supply duct, there is at least one hollow glass door before freezing show room, there is a transparent material aviation baffle that can each limit rotate at hollow glass door outside front end, hollow glass door and transparent material aviation baffle constitute at least one laminar flow air guide duct, there is at least one row of exhaust vent corresponding to the lower extreme, correspond at least one laminar flow air supply duct below the exhaust vent; the refrigerator comprises a refrigeration display room, a hollow glass window arranged on the other side of the refrigeration display room, at least one movable transparent material air deflector arranged at the outer end of the hollow glass window, wherein the transparent material air deflector can be made of organic glass, toughened glass or transparent plastic, the front end of the hollow glass window can rotate by taking any edge as an axis, the hollow glass window and the movable transparent material air deflector form at least one laminar flow air guide channel, at least one row of air outlet holes of a turbo centrifugal fan are arranged at the corresponding lower end of the laminar flow air guide channel, under the driving of the turbo centrifugal fan, ambient air passes through a lower peripheral air inlet, is heated into hot air by a compressor and a wire tube condenser under a cabinet, and passes through the laminar flow air guide channel to heat the outer surface of peripheral glass; at least one fin evaporator is arranged at the top part in the freezing display chamber, at least one air deflector arranged at an air inlet of the fin evaporator and the top wall of the freezing display chamber form an air duct, and at least one cross flow fan is arranged on the fin evaporator close to the inner side of the hollow glass door.

The utility model discloses to an adopt the energy-conserving freezing show room of cavity glass window surface noncondensable water smoke, there is at least one refrigerating system, at least one freezing show room, the cavity glass window of at least one antetheca, cavity glass window outer end has a mobilizable transparent material aviation baffle, cavity glass window and the transparent material aviation baffle of removal constitute at least one laminar flow wind channel, laminar flow wind channel corresponds any limit and has at least one air intake to have the cross-flow fan of filter screen, under cross-flow fan's drive, keep ambient temperature with cavity glass window surface through laminar flow wind channel with ambient air.

The utility model discloses to an adopt the energy-conserving heating show room of cavity glass window surface noncondensable water fog, there is at least one heating system, at least one heating show room, there is the cavity glass window of at least one show room antetheca, cavity glass window heating show room inner has at least one mobilizable transparent material aviation baffle, cavity glass window and mobilizable transparent material aviation baffle constitute at least one laminar flow wind channel, laminar flow wind channel corresponds any limit and has at least one air intake to have the cross-flow fan of filter screen, under cross-flow fan's drive, will heat the show room air and keep heating show room temperature with cavity glass window internal surface through laminar flow wind channel.

Because the glass or the transparent material plate is added outside or inside the hollow glass, the hot air or the ambient air is uniformly distributed on the glass or the transparent material plate, and the temperature difference between all the glass or the transparent material plate and the environment is almost avoided, so that the water mist is not condensed on the glass or the transparent material on the inner surface and the outer surface of the cabinet, in addition, the front end of the cold air outlet in the cabinet directly sends laminar air to the surface of the glass on the inner side of the hollow glass door, and the mist on the inner glass after the hollow glass door is closed is rapidly removed; meanwhile, the cross-flow fan with 20% higher efficiency than the axial flow fan is adopted, laminar air supply resistance is small, noise is low, electricity is saved, and cost is reduced by more than 70% compared with that of electrothermal film glass.

The present invention will be described in further detail with reference to the drawings and four embodiments.

Drawings

FIG. 1 is a side view A-A of an embodiment of an energy efficient refrigerated display case without condensing water mist on the surface of a vertical hollow glass door.

Fig. 2 is a bottom plan view B-B cross-sectional view of fig. 1.

FIG. 3 is a side view C-C of an embodiment of an energy efficient refrigerated display cabinet without condensing water mist on the surface of the hollow glass door.

Fig. 4 is a bottom plan E-E sectional view of fig. 3.

Fig. 5 is a front view D-D cross-section of fig. 3.

Fig. 6 is a partially enlarged view of fig. 3.

FIG. 7 is a side view F-F of an embodiment of an energy efficient refrigerated display case without condensing water mist on the surface of the hollow glass of the multi-faceted surface.

Fig. 8 is a bottom plan G-G sectional view of fig. 7.

Figure 9 is a side sectional view of an embodiment of an energy efficient refrigerated display employing hollow glass window surfaces without condensing water mist.

Detailed Description

FIG. 1 and FIG. 2 show an energy-saving freezing showcase with a vertical hollow glass door without water mist condensation on the surface, which comprises a freezing exhibition chamber (1), a compressor (2) and a finned condenser (3) are arranged at the lower part of the outer bottom of the freezing exhibition chamber (1), a cross-flow fan (4) is arranged, a left air deflector (5) and a right air deflector (6) are arranged at the two ends of the cross-flow fan (4), an upper air deflector (7) and a lower air deflector (8) are arranged at the upper part and the lower part to form a laminar air supply duct (9), a bracket (10) is arranged below the lower air deflector (8), four air deflectors of the cross-flow fan (4) are connected with the four sides of the finned condenser (3), and a filter screen (11) is arranged at the air inlet of the finned condenser (3); the refrigerator comprises a hollow glass door (12) arranged in front of a freezing display chamber (1), a transparent organic glass air deflector (13) which can be turned upwards is fixed on the upper surface of the front end of the outer part of the hollow glass door (12), the hollow glass door (12) and the transparent organic glass air deflector (13) form a laminar flow air guide duct (14), a part of air outlet holes (15) of a laminar flow air supply duct (9) are formed in the corresponding lower end, a front panel shutter air outlet (16) is arranged in the air outlet direction of the laminar flow air supply duct (9), ambient air is heated into hot air by a compressor (2) and a fin condenser (3) under a cabinet under the driving of a cross flow fan (4), the laminar flow air supply duct (9) passes through the laminar flow air guide duct (14) to heat the outer surface of the hollow glass door (12), a fin evaporator (17) is arranged on the inner rear wall of the freezing display chamber (1), an air deflector (18) is arranged on the lower part of the fin evaporator (17), and an air guide duct (19) is formed on the inner rear wall of the freezing display chamber (1) ) The upper part of the finned evaporator (17) is provided with a cross flow fan III (20), a guide wind direction conversion plate (21) which gradually inclines upwards is arranged below an air outlet of the cross flow fan III (20), a plurality of uniform downward vertical porous air outlets (22) are arranged on the guide wind direction conversion plate (21), and cold air laminar flows at the top ends of the porous air outlets (22) directly blow the glass in the hollow glass door (12).

FIG. 3, FIG. 4, FIG. 5, FIG. 6 show an energy saving refrigeration showcase without condensing water mist on the surface of the hollow glass door, which comprises a refrigeration display chamber (35), a compressor (2) arranged at the lower part of the outer bottom of the refrigeration display chamber (35), a wire tube condenser (23) arranged at the back of the refrigeration display chamber (35), a protective air deflector (24) arranged outside the wire tube condenser (23) to form an air duct (25), a cross flow fan I (28) with a filter screen arranged at the corresponding lower part, a hollow glass door (12) arranged in front of the refrigeration display chamber (35), a piece of wind guide glass (13) capable of rotating at one side arranged at the front end of the hollow glass door (12), a laminar flow wind guide duct (14) formed by the hollow glass door (12) and the wind guide glass (13), a row of air outlet holes (15) arranged at the corresponding lower end, a cross flow fan II (27) with a filter screen arranged at the air inlet arranged below the air outlet hole (15), under the drive of a second cross flow fan (27), ambient air is kept at the ambient temperature on the outer surface of the hollow glass door (12) through a laminar flow air guide duct (14) from the lower part of the cabinet, a plate-shell type evaporator (26) is arranged on the rear wall in the refrigeration display chamber (35), a protective air guide plate (18) is arranged outside to form an air duct (19), a third cross flow fan (20) is arranged on the upper part of the air duct (19), a gradually upward-inclined air guide direction conversion plate (21) is arranged below an air outlet of the third cross flow fan (20), a plurality of uniform downward vertical porous air outlets (22) are arranged on the air guide direction conversion plate (21), and cold air laminar flow at the top ends of the porous air outlets (22) is blown downwards and directly onto the glass in the cabinet of the hollow glass door (12).

FIG. 7 and FIG. 8 show an energy-saving freezing showcase with a multi-surface hollow glass surface without condensing water mist, which comprises a freezing exhibition room (1), a compressor (2) and a wire-tube condenser (29) are arranged at the lower part of the outer bottom of the freezing exhibition room (1), a turbine centrifugal fan (30) is arranged, a filter screen (11) is arranged at the air inlet of the turbine centrifugal fan (30), an upper air deflector (31) and a lower air deflector (32) are arranged above and below the turbine centrifugal fan (30) to form a laminar air supply duct (9), a hollow glass door (12) is arranged in front of the freezing exhibition room (1), a piece of wind guide glass (13) capable of rotating coaxially with the hollow glass door (12) is arranged at the front end of the outer part of the hollow glass door (12), the hollow glass door (12) and the wind guide glass (13) form a laminar flow wind guide duct (14), and a row of air outlet holes (15) is arranged at the corresponding lower end, a laminar flow air supply duct (9) corresponds to the lower part of the air outlet hole (15), hollow glass windows (33) are arranged on the other three sides of the freezing display chamber (1), an air guide glass (13) capable of moving on a left fixed shaft is arranged at the outer end of each hollow glass window (33), the hollow glass windows (33) and the air guide glass (13) form a laminar flow air guide duct (14), three air outlet holes (15) corresponding to the lower end of a turbine centrifugal fan (30) are arranged, under the driving of the turbine centrifugal fan (30), ambient air passes through a lower four-side air inlet (34) and is heated into hot air by a compressor (2) and a wire tube condenser (29) under a cabinet, and passes through the laminar flow air guide duct (14) through the laminar flow air supply duct (9) to heat the outer surfaces of the four-side glass; a fin evaporator (17) is arranged at the top in the freezing display chamber (1), an air guide plate (18) is arranged at an air inlet of the fin evaporator (17) to form an air duct (19) with the upper wall of the freezing display chamber (1), a cross flow fan III (20) is arranged on the inner side of the fin evaporator (17) close to the hollow glass door (12), and laminar air is directly sent to the glass surface on the inner side of the hollow glass door (12).

Fig. 9 is another energy-saving freezing display chamber adopting non-condensed water mist on the surface of a hollow glass window, and the energy-saving freezing display chamber is provided with a freezing display chamber (1), the hollow glass window (33) with a front wall is arranged, the outer end of the hollow glass window (33) is provided with a wind guide glass (13) capable of moving at an upper fixed shaft, the hollow glass window (33) and the wind guide glass (13) form a laminar flow wind guide channel (14), three cross flow fans (27) with filter screens at corresponding lower ends are arranged, and under the driving of the cross flow fans (27), ambient air is enabled to keep the ambient temperature on the outer surface of the hollow glass window (33) through the laminar flow wind guide channel (14). The rear wall in the freezing display chamber (1) is provided with a fin evaporator (17), the lower part of the fin evaporator (17) is provided with an air deflector (18) to form an air duct (19) with the rear wall in the freezing display chamber (1), the upper part of the fin evaporator (17) is provided with a cross-flow fan III (20), the lower side of an air outlet of the cross-flow fan III (20) is provided with a diversion wind direction conversion plate (21) which is gradually inclined upwards, and the diversion wind direction conversion plate (21) is provided with a plurality of porous air outlets (22) which are uniformly vertical downwards.

Claims

1. The utility model provides a vertical cavity glass door surface does not condense energy-conserving freezing show cupboard of water smoke, has at least one refrigerating system, characterized by: the refrigeration and display system is provided with at least one refrigeration and display chamber (1), at least one compressor (2) and at least one finned condenser (3) are arranged at the lower part of the outer bottom of the refrigeration and display chamber (1), at least one cross flow fan (4) is arranged, at least one left air deflector (5) and at least one right air deflector (6) are arranged at two ends of the cross flow fan (4), at least one upper air deflector (7) and at least one lower air deflector (8) are arranged at the upper part and the lower part to form at least one laminar flow air supply duct (9), at least one bracket (10) is arranged below the lower air deflector (8), each air deflector is linked with the edge of the finned condenser (3), and at least one filter screen (11) is arranged at the air inlet of the finned condenser (3); at least one glass door (12) is arranged in front of a freezing display chamber (1), at least one movable transparent material air guide plate (13) is arranged at the front end outside the hollow glass door (12), the hollow glass door (12) and the transparent material air guide plate (13) form at least one laminar flow air guide channel (14), a part of air outlet holes (15) of at least one laminar flow air supply channel (9) are arranged at the corresponding lower end, at least one front panel shutter air outlet (16) is arranged in the air outlet direction of the laminar flow air supply channel (9), at least one fin evaporator (17) is arranged on the inner rear wall of the freezing display chamber (1), at least one air guide plate (18) is arranged at the lower part of the fin evaporator (17) and forms an air guide channel (19) with the inner rear wall of the freezing display chamber (1), at least one cross flow fan III (20) is arranged at the upper part of the fin evaporator (17), at least one guide wind direction conversion plate (21) which gradually inclines upwards is arranged below the air outlet of the cross flow fan III (20), the diversion wind direction conversion plate (21) is provided with at least one porous wind outlet (22) which is vertical downwards.

2. The energy-saving freezing display cabinet with the vertical hollow glass door surface free from water mist condensation as claimed in claim 1, is characterized in that: the front end of the outside of the hollow glass door (12) is provided with at least one movable transparent material air deflector (13), and the transparent material air deflector (13) can be rotated by organic glass, toughened glass or transparent plastic at the front end of the hollow glass door (12) by taking any edge as an axis.

3. The energy-saving freezing display cabinet with the vertical hollow glass door surface free from water mist condensation as claimed in claim 1, is characterized in that: the front end of the porous air outlet (22) directly sends laminar air to the glass surface at the inner side of the hollow glass door (12).

4. The utility model provides an energy-conserving cold-stored show cupboard of cavity glass door surface noncondensable water smoke, has at least one refrigerating system, characterized by: the refrigeration display room is provided with at least one refrigeration display room (35), the lower part of the outer bottom of the refrigeration display room (35) is provided with at least one compressor (2), the back of the refrigeration display room (35) is provided with at least one wire-tube condenser (23), the outside of the wire-tube condenser (23) is provided with at least one protective air deflector (24) to form an air duct (25), the corresponding lower part is provided with at least one cross-flow fan I (28), the front of the refrigeration display room (35) is provided with at least one hollow glass door (12), the upper front end of the hollow glass door (12) is provided with at least one transparent material air deflector (13) capable of rotating on each side, the hollow glass door (12) and the transparent material air deflector (13) form at least one laminar flow air guide duct (14), the corresponding lower end is provided with a row of air outlet holes (15), at least one cross-flow fan II (27) with an air inlet provided with a filter screen is arranged below the air outlet holes (15), and under the driving of the cross-flow fan II (27), the method is characterized in that ambient air is kept at the ambient temperature on the outer surface of a hollow glass door (12) through a laminar flow air guide duct (14) from the bottom of a cabinet, at least one plate-shell type evaporator (26) is arranged on the inner rear wall of a refrigeration display room (35), at least one protective air guide plate (18) is arranged outside the refrigeration display room to form an air duct (19), at least one cross flow fan III (20) is arranged on the upper portion of the air duct (19), at least one guide wind direction conversion plate (21) which gradually inclines upwards is arranged below an air outlet of the cross flow fan III (20), at least one downward vertical porous air outlet (22) is arranged on the guide wind direction conversion plate (21), and cold air at the top end of the porous laminar flow air outlet (22) is blown downwards and directly onto glass in the hollow glass door (12).

5. The energy-saving refrigeration display cabinet with the surface free from water mist condensation with the hollow glass door as claimed in claim 4, is characterized in that: the front end of the hollow glass door (12) is provided with at least one movable transparent material air deflector (13) which can rotate on each side, and the transparent material air deflector (13) can be rotated by organic glass, toughened glass or transparent plastic at the front end of the hollow glass door (12) by taking any side as an axis.

6. The utility model provides a multiaspect or cylindrical cavity glass surface energy-conserving refrigeration show cupboard of water smoke that does not condense, has at least one refrigerating system, characterized by: the refrigeration and display device is provided with at least one refrigeration and display chamber (1), at least one compressor (2) and at least one wire-tube condenser (29) are arranged at the lower part of the outer bottom of the refrigeration and display chamber (1), at least one turbo centrifugal fan (30) is arranged, at least one filter screen (11) is arranged at an air inlet of the turbo centrifugal fan (30), an upper air deflector (31) and a lower air deflector (32) are arranged above and below the turbo centrifugal fan (30) to form at least one laminar flow air supply duct (9), at least one hollow glass door (12) is arranged in front of the freezing and displaying chamber (1), the front end of the outside of the hollow glass door (12) is provided with a transparent material air deflector (13) which can rotate on each side, the hollow glass door (12) and the transparent material air deflector (13) form at least one laminar flow air guide channel (14), at least one row of air outlet holes (15) are arranged at the corresponding lower end, and at least one laminar air supply duct (9) corresponds to the lower part of each air outlet hole (15); the refrigerator is characterized in that a hollow glass window (33) is arranged on the other side edge of the refrigeration display chamber (1), at least one movable transparent material air deflector (13) is arranged at the outer end of at least one hollow glass window (33), the hollow glass window (33) and the movable transparent material air deflector (13) form at least one laminar flow air guide channel (14), at least one row of air outlet holes (15) of a turbo centrifugal fan (30) are arranged at the corresponding lower end, under the driving of the turbo centrifugal fan (30), ambient air passes through a lower peripheral air inlet (34) and is heated into hot air by a compressor (2) and a wire tube condenser (29) under a cabinet, and the laminar flow air guide channel (9) passes through the laminar flow air guide channel (14) to heat the outer surface of peripheral glass; at least one fin evaporator (17) is arranged at the top in the refrigeration display room (1), at least one air deflector (18) is arranged at an air inlet of the fin evaporator (17) to form an air duct (19) with the top wall of the refrigeration display room (1), and at least one cross flow fan III (20) is arranged on the inner side, close to the hollow glass door (12), of the fin evaporator (17).

7. The multi-face or cylindrical hollow glass surface energy-saving freezing and displaying cabinet without water mist condensation as claimed in claim 6, wherein: the outer end of the hollow glass window (33) is provided with a movable transparent material air deflector (13), and the transparent material air deflector (13) can be rotated by organic glass, toughened glass or transparent plastic at the front end of the hollow glass window (33) by taking any edge as an axis.

8. The multi-face or cylindrical hollow glass surface energy-saving freezing and displaying cabinet without water mist condensation as claimed in claim 6, wherein: and at least one cross flow fan III (20) is arranged close to the inner side of the hollow glass door (12) and directly sends laminar air to the glass surface on the inner side of the hollow glass door (12).

9. An energy-saving freezing display chamber without water mist condensation on the surface of a hollow glass window is provided with at least one refrigerating system, and is characterized in that: the refrigerator comprises at least one refrigeration display room (1), at least one hollow glass window (33) on the front wall, at least one movable transparent material air deflector (13) arranged at the outer end of the hollow glass window (33), at least one laminar flow air guide channel (14) formed by the hollow glass window (33) and the movable transparent material air deflector (13), at least one cross flow fan II (27) with a filter screen at an air inlet corresponding to any side of the laminar flow air guide channel (14), and under the driving of the cross flow fan II (27), ambient air is enabled to keep the outer surface of the hollow glass window (33) at the ambient temperature through the laminar flow air guide channel (14).

10. An energy-saving heating display room without condensing water mist on the surface of a hollow glass window is provided with at least one heating system, and is characterized in that: the heating and displaying device is provided with at least one heating and displaying chamber (36), at least one hollow glass window (33) arranged on the front wall of the heating and displaying chamber (36), at least one movable transparent material air deflector (13) is arranged at the inner end of the heating and displaying chamber (36) of the hollow glass window (33), at least one laminar flow air guide channel (14) is formed by the hollow glass window (33) and the movable transparent material air deflector (13), at least one cross flow fan II (27) with a filter screen at an air inlet is arranged on any side corresponding to the laminar flow air guide channel (14), and under the driving of the cross flow fan II (27), air in the heating and displaying chamber (36) passes through the laminar flow air guide channel (14) to keep the temperature of the heating and displaying chamber (36) on the inner surface of the hollow glass window (33).