CN210370373U - Electrical heating formula moisture condensation prevention cavity glass - Google Patents
Electrical heating formula moisture condensation prevention cavity glass Download PDFInfo
- Publication number
- CN210370373U CN210370373U CN201920544114.0U CN201920544114U CN210370373U CN 210370373 U CN210370373 U CN 210370373U CN 201920544114 U CN201920544114 U CN 201920544114U CN 210370373 U CN210370373 U CN 210370373U
- Authority
- CN
- China
- Prior art keywords
- glass
- electrode
- inlayer
- groove
- moisture condensation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Securing Of Glass Panes Or The Like (AREA)
Abstract
The utility model provides an electrical heating formula anti-condensation hollow glass, belongs to functional glass and prepares technical field, including inlayer glass, outer glass, aluminium spacer, drier, butyl rubber, sealed glue, first electrode, second electrode and outer frame, first electrode and second electrode setting have power wire in the cavity between inlayer glass and outer glass on first electrode and the welding of second electrode, inlayer glass and outer glass are nested respectively in outer frame to through sealed glue bonding between inlayer glass and outer glass and the outer frame. The utility model discloses an electrical heating formula anti-condensation cavity glass, through set up the electrode between inlayer glass and outer glass, the electrode circular telegram produces the heat, and control electrode temperature can keep cavity glass to have good light transmissivity in the regulation within range, prevents cavity glass dewfall, has good practical value.
Description
Technical Field
The utility model belongs to the technical field of the preparation of functional glass, specifically, relate to an electrical heating formula moisture condensation prevention cavity glass.
Background
In commercial freezer industry applications, insulating glass has been used extensively. On the cold and fresh food storage and display cabinet in a supermarket, people can see a plurality of upper sliding movable glass cover plates, the front and the side of the cake cabinet also adopt visible hollow glass, and the vertical refrigerator adopts a side-sliding movable or unscrewing glass door, so that the hollow glass is used in the applications.
However, in practice, these glasses are partially dewed to a greater or lesser extent, so that the contents of the cabinet become obscured, and the temperature of these freezers can reach-18C. Refrigerators in lower temperature applications, for example: in the application of biological medicine refrigerator, the temperature of the refrigerator is probably far lower than-18C, and if the glass on the ultra-low temperature refrigerator has no anti-condensation function, the condensation on the glass inevitably causes the condition that articles in the refrigerator cannot be seen through the glass.
Due to the requirements of low-temperature and ultra-low-temperature refrigeration, the glass needs a refrigeration environment below-40 ℃ on one side and a normal-temperature indoor environment on the other side, condensation does not occur on the surface of the glass, and under the condition of large temperature difference, one method can avoid condensation caused by the fact that the temperature of the glass contacting the indoor normal-temperature environment is too low through double cavities or more cavities; the second method is to heat the glass contacting the room with normal temperature to raise the surface temperature and suppress the condensation. The first scheme is that the total thickness and the weight of the hollow glass are greatly increased due to the fact that the cavity and the glass are added, the cabinet body is heavy, the perspective effect of the glass is poor, and the second scheme is only added with low-voltage circuit heating to achieve dewing prevention.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing an electrical heating formula anti-condensation cavity glass provides the low temperature of anti-condensation and cavity glass for the ultra-low temperature freezer for through the mode of electrical heating, make the temperature on cavity glass two sides maintain in the equilibrium range, keep glass to have clear visible degree.
The technical scheme is as follows: the utility model provides an electric heating type anti-condensation hollow glass, which comprises inner layer glass, outer layer glass, an aluminum spacing strip, a drying agent, butyl rubber, a sealing adhesive, a first electrode, a second electrode and an outer frame, wherein the aluminum spacing strip is arranged between the inner layer glass and the outer layer glass, the aluminum spacing strip is positioned at the outer edges of the inner layer glass and the outer layer glass, the contact surfaces of the aluminum spacing strip and the inner layer glass and the outer layer glass are bonded through the butyl rubber, the inner layer glass and the outer layer glass are bonded through the sealing adhesive, the sealing adhesive is positioned at the outer side of the aluminum spacing strip, the drying agent is arranged inside the aluminum spacing strip, a group of first through holes are arranged on the inner side wall of the aluminum spacing strip close to the centers of the inner layer glass and the outer layer glass, the first through holes are communicated with the inner cavity of the aluminum spacing strip and the hollow cavity between the inner layer glass and the outer layer glass, the first electrode and the second, and power supply leads are welded on the first electrode and the second electrode, the inner layer glass and the outer layer glass are respectively nested in the outer frame, and the inner layer glass and the outer layer glass are bonded with the outer frame through sealing glue. The utility model discloses an electrical heating formula anti-condensation cavity glass, through set up the electrode between inlayer glass and outer glass, the electrode circular telegram produces the heat, and control electrode temperature can keep cavity glass to have good light transmissivity in the regulation within range, prevents cavity glass dewfall, has good practical value.
Further, foretell electrical heating formula anti-condensation cavity glass, be equipped with first recess and second recess on the outer frame, inlayer glass sets up in first recess to be equipped with sealed glue between the inner wall of inlayer glass and first recess, outer glass sets up in the second recess to be equipped with sealed glue between the inner wall of outer glass and second recess.
Further, according to the electric heating type anti-condensation hollow glass, the first convex part is arranged between the first groove and the second groove, the first convex part is bonded with the sealant on the outer side of the aluminum spacing strip, and the cross section formed by the first groove, the second groove and the first convex part is W-shaped. Through the frame of W type structure, can make in the good embedding frame of inlayer glass and skin glass, closely laminate simultaneously between frame and the sealed glue and bond.
Further, in the above electrically heated moisture condensation preventing hollow glass, the outer frame includes the cross beam and the vertical beam, the cross beam and the vertical beam are rod-shaped, and the cross beam and the vertical beam are connected to each other to form a rectangular frame.
Furthermore, in the electrically heated anti-condensation hollow glass, a locking assembly is arranged at the joint of the cross beam and the vertical beam, and the locking assembly can fixedly connect the end of the cross beam with the end of the vertical beam.
Further, according to the electric heating type anti-condensation hollow glass, the locking assembly comprises a screw and a bolt, the locking assembly is pre-embedded at one end of the cross beam, the bolt is arranged in the vertical beam, a threaded hole is formed in the end portion, close to the cross beam, of the bolt, the screw is in threaded connection with the threaded hole, and the bolt is an inner hexagonal countersunk head bolt. Through the locking between screw and the bolt, can carry out zonulae occludens with crossbeam and perpendicular roof beam.
Further, in the electric heating type anti-condensation hollow glass, a third groove is formed in the end face, away from the cross beam, of the vertical beam, and the head of the bolt is arranged in the third groove. The head of the bolt is completely sunk into the third groove, so that the digging outer side of the vertical beam still keeps a plane state, and the connection with other equipment is facilitated.
Further, in the above electrically heated dewing-proof hollow glass, a first seal ring is disposed between the bolt and the inner wall of the third groove.
Further, in the above electrically heated hollow glass for preventing condensation, a second seal ring is provided between the screw and the cross member.
Further, in the above electrically heated dewing-proof hollow glass, a third seal ring is provided between the end of the cross beam and the end face of the vertical beam, and the cross section of the third seal ring is E-shaped. The first sealing ring, the second sealing ring and the third sealing ring which are arranged can play a good role in sealing, and the beam and the vertical beam are kept in tight connection.
Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: electric heating formula anti-condensation cavity glass, simple structure, reasonable, convenient to use, the application cost is low, adaptability is good, adjusts cavity glass's temperature through the electrode, can play defrosting, defogging, the effect of not dewing, keeps cavity glass to have good light transmittance, the seal structure of setting can prevent that vacuum glass from revealing, has prolonged life, has very high spreading value.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the electric heating type anti-condensation hollow glass of the present invention;
FIG. 2 is a cross-sectional view of a first embodiment of the electrically heated moisture condensation preventing hollow glass of the present invention;
fig. 3 is a schematic structural view of a second embodiment of the electrically heated moisture condensation preventing hollow glass of the present invention;
FIG. 4 is a sectional view of a second embodiment of the electrically heated moisture condensation preventing hollow glass of the present invention;
fig. 5 is a schematic structural diagram of the locking assembly shown at a in fig. 3 according to the present invention.
In the figure: the structure comprises inner layer glass 1, outer layer glass 2, aluminum spacing strips 3, a first through hole 31, a drying agent 4, butyl rubber 5, sealant 6, a first electrode 7, a second electrode 8, an outer frame 9, a first groove 91, a second groove 92, a first convex part 93, a cross beam 94, a vertical beam 95, a power supply lead 10, a locking component 20, a screw 201, a bolt 202, a threaded hole 203, a third groove 204, a first sealing ring 205, a second sealing ring 206 and a third sealing ring 207.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example one
The electric heating type anti-condensation hollow glass shown in fig. 1 and 2 comprises an inner layer glass 1, an outer layer glass 2, an aluminum spacing strip 3, a drying agent 4, butyl rubber 5, a sealant 6, a first electrode 7, a second electrode 8 and an outer frame 9, wherein the aluminum spacing strip 3 is arranged between the inner layer glass 1 and the outer layer glass 2, the aluminum spacing strip 3 is arranged at the outer edge of the inner layer glass 1 and the outer layer glass 2, the contact surface of the aluminum spacing strip 3 and the inner layer glass 1 and the contact surface of the outer layer glass 2 are bonded through the butyl rubber 5, the inner layer glass 1 and the outer layer glass 2 are bonded through the sealant 6, the sealant 6 is arranged at the outer side of the aluminum spacing strip 3, the drying agent 4 is arranged inside the aluminum spacing strip 3, a group of first through holes 31 is arranged on the inner side wall of the aluminum spacing strip 3 close to the center of the inner layer glass 1 and the outer layer glass 2, the first through holes 31 are communicated with the inner cavity of the aluminum spacing strip 3 and the hollow, first electrode 7 and second electrode 8 set up in the cavity between inlayer glass 1 and outer glass 2 to the welding has power supply wire 10 on first electrode 7 and the second electrode 8, inlayer glass 1 and outer glass 2 are nested respectively in outer frame 9, and bond through sealed glue 6 between inlayer glass 1 and outer glass 2 and the outer frame 9. The first electrode 7 and the second electrode 8 are provided between the hollow structure between the inner layer glass 1 and the outer layer glass 2, and the hollow glass is heated by the first electrode 7 and the second electrode 8, so that dew condensation on the inner layer glass 1 and the outer layer glass 2 can be prevented. The first through hole 31 may be covered with filter cotton to prevent the drying agent 4 from falling out of the first through hole 31, and the diameter of the first through hole 31 is set to be much smaller than the diameter of the drying agent 4 particles during the design.
Example two
The electric heating type anti-dewing hollow glass shown in fig. 3 and 4 comprises an inner layer glass 1, an outer layer glass 2, an aluminum spacing strip 3, a drying agent 4, butyl rubber 5, a sealant 6, a first electrode 7, a second electrode 8 and an outer frame 9, wherein the aluminum spacing strip 3 is arranged between the inner layer glass 1 and the outer layer glass 2, the aluminum spacing strip 3 is arranged at the outer edge of the inner layer glass 1 and the outer layer glass 2, the contact surface of the aluminum spacing strip 3 and the inner layer glass 1 and the contact surface of the outer layer glass 2 are bonded through the butyl rubber 5, the inner layer glass 1 and the outer layer glass 2 are bonded through the sealant 6, the sealant 6 is arranged at the outer side of the aluminum spacing strip 3, the drying agent 4 is arranged inside the aluminum spacing strip 3, a group of first through holes 31 is arranged on the inner side wall of the aluminum spacing strip 3 close to the center of the inner layer glass 1 and the outer layer glass 2, the first through holes 31 are communicated with the inner cavity of the aluminum spacing strip 3 and the, first electrode 7 and second electrode 8 set up in the cavity between inlayer glass 1 and outer glass 2 to the welding has power supply wire 10 on first electrode 7 and the second electrode 8, inlayer glass 1 and outer glass 2 are nested respectively in outer frame 9, and bond through sealed glue 6 between inlayer glass 1 and outer glass 2 and the outer frame 9. The first electrode 7 and the second electrode 8 are provided between the hollow structure between the inner layer glass 1 and the outer layer glass 2, and the hollow glass is heated by the first electrode 7 and the second electrode 8, so that dew condensation on the inner layer glass 1 and the outer layer glass 2 can be prevented. The first through hole 31 may be covered with filter cotton to prevent the drying agent 4 from falling out of the first through hole 31, and the diameter of the first through hole 31 is set to be much smaller than the diameter of the drying agent 4 particles during the design.
The specific structure of the outer frame 9 is that a first groove 91 and a second groove 92 are arranged on the outer frame 9, the inner glass 1 is arranged in the first groove 91, a sealant 6 is arranged between the inner glass 1 and the inner wall of the first groove 91, the outer glass 2 is arranged in the second groove 92, and the sealant 6 is arranged between the outer glass 2 and the inner wall of the second groove 92. A first convex part 93 is arranged between the first groove 91 and the second groove 92, the first convex part 93 is bonded with the sealant 6 on the outer side of the aluminum spacing strip 3, and the cross section formed by the first groove 91, the second groove 92 and the first convex part 93 is W-shaped. The outer frame 9 is arranged on the outer edges of the inner layer glass 1 and the outer layer glass 2, so that the strength of the edge of the hollow glass is improved, and the hollow glass is a firm whole.
Further, the outer frame 9 includes cross beams 94 and vertical beams 95, the cross beams 94 and the vertical beams 95 are rod-shaped, and the cross beams 94 and the vertical beams 95 are connected to each other to form a rectangular frame. The connection between the cross beam 94 and the vertical beam 95 as shown in fig. 5 is provided with a locking assembly 20, and the locking assembly 20 can fixedly connect the end of the cross beam 94 and the end of the vertical beam 95. The locking assembly 20 comprises a screw 201 and a bolt 202, the locking assembly 20 is pre-embedded at one end of the cross beam 94, the bolt 202 is arranged in the vertical beam 95, a threaded hole 203 is formed in the end portion, close to the cross beam 94, of the bolt 202, the screw 201 is in threaded connection with the threaded hole 203, and the bolt 202 is an inner hexagonal countersunk head bolt. The end surface of the vertical beam 95 far away from the cross beam 94 is provided with a third groove 204, and the head of the bolt 202 is arranged in the third groove 204. A first sealing ring 205 is arranged between the bolt 202 and the inner wall of the third groove 204. A second sealing ring 206 is arranged between the screw 201 and the cross beam 94. A third sealing ring 207 is arranged between the end part of the cross beam 94 and the end surface of the vertical beam 95, and the section of the third sealing ring 207 is E-shaped. Through embedding the edge of inlayer glass 1 and skin glass 2 in the recess of crossbeam 94 and perpendicular roof beam 95 to fixed through sealed glue 6, locking Assembly 20 who sets up at crossbeam 94 and perpendicular roof beam 95 junction can keep joint strength between crossbeam 94 and the perpendicular roof beam 95, and the sealing performance between crossbeam 94 and the perpendicular roof beam 95 has been guaranteed to the seal structure that sets up simultaneously.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (10)
1. An electric heating type anti-condensation hollow glass is characterized in that: including inlayer glass (1), outer glass (2), aluminium spacer (3), drier (4), butyl rubber (5), sealed glue (6), first electrode (7), second electrode (8) and outer frame (9), aluminium spacer (3) set up between inlayer glass (1) and outer glass (2) to aluminium spacer (3) are located the outward flange department of inlayer glass (1) and outer glass (2), aluminium spacer (3) pass through butyl rubber (5) with the interface of inlayer glass (1) and outer glass (2) and bond, bond through sealed glue (6) between inlayer glass (1) and outer glass (2) to sealed glue (6) are located the outside of aluminium spacer (3), aluminium spacer (3) inside is equipped with drier (4), aluminium spacer (3) are close to and are equipped with a set of first through-hole (31) on the inside wall at inlayer glass (1) and outer glass (2) center, first through-hole (31) intercommunication aluminium spacer (3) inside cavity and cavity between inlayer glass (1) and outer glass (2), first electrode (7) and second electrode (8) set up in the cavity between inlayer glass (1) and outer glass (2) to the welding has power wire (10) on first electrode (7) and second electrode (8), inlayer glass (1) and outer glass (2) are nested respectively in outer frame (9) to bond through sealed glue (6) between inlayer glass (1) and outer glass (2) and outer frame (9).
2. The electrically heated moisture condensation preventing insulated glass according to claim 1, characterized in that: be equipped with first recess (91) and second recess (92) on outer frame (9), inlayer glass (1) sets up in first recess (91) to be equipped with sealed glue (6) between the inner wall of inlayer glass (1) and first recess (91), outer glass (2) set up in second recess (92) to be equipped with sealed glue (6) between the inner wall of outer glass (2) and second recess (92).
3. The electrically heated moisture condensation preventing insulated glass according to claim 2, characterized in that: a first convex part (93) is arranged between the first groove (91) and the second groove (92), the first convex part (93) is bonded with the sealant (6) on the outer side of the aluminum spacing strip (3), and the cross section formed by the first groove (91), the second groove (92) and the first convex part (93) is W-shaped.
4. The electrically heated moisture condensation preventing insulated glass according to claim 1, characterized in that: the outer frame (9) comprises cross beams (94) and vertical beams (95), the cross beams (94) and the vertical beams (95) are rod-shaped, and the cross beams (94) and the vertical beams (95) are connected with each other to form a rectangular frame.
5. The electrically heated moisture condensation preventing insulated glass according to claim 4, characterized in that: and a locking assembly (20) is arranged at the joint of the cross beam (94) and the vertical beam (95), and the locking assembly (20) can fixedly connect the end part of the cross beam (94) and the end part of the vertical beam (95).
6. The electrically heated moisture condensation preventing insulated glass according to claim 5, characterized in that: locking Assembly (20) include screw (201) and bolt (202), locking Assembly (20) are pre-buried in the one end of crossbeam (94), bolt (202) set up in erecting roof beam (95) to bolt (202) are close to the tip of crossbeam (94) and are equipped with screw hole (203), screw (201) and screw hole (203) threaded connection, bolt (202) are hexagon socket head countersunk head bolt.
7. The electrically heated moisture condensation preventing insulated glass according to claim 6, characterized in that: and a third groove (204) is formed in the end face, away from the cross beam (94), of the vertical beam (95), and the head of the bolt (202) is arranged in the third groove (204).
8. The electrically heated moisture condensation preventing insulated glass according to claim 6, characterized in that: a first sealing ring (205) is arranged between the bolt (202) and the inner wall of the third groove (204).
9. The electrically heated moisture condensation preventing insulated glass according to claim 6, characterized in that: and a second sealing ring (206) is arranged between the screw (201) and the cross beam (94).
10. The electrically heated moisture condensation preventing insulated glass according to claim 6, characterized in that: and a third sealing ring (207) is arranged between the end part of the cross beam (94) and the end surface of the vertical beam (95), and the section of the third sealing ring (207) is E-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920544114.0U CN210370373U (en) | 2019-04-22 | 2019-04-22 | Electrical heating formula moisture condensation prevention cavity glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920544114.0U CN210370373U (en) | 2019-04-22 | 2019-04-22 | Electrical heating formula moisture condensation prevention cavity glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210370373U true CN210370373U (en) | 2020-04-21 |
Family
ID=70258300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920544114.0U Active CN210370373U (en) | 2019-04-22 | 2019-04-22 | Electrical heating formula moisture condensation prevention cavity glass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210370373U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927266A (en) * | 2020-08-05 | 2020-11-13 | 青岛钰晶节能玻璃科技有限公司 | High-temperature-resistant hollow glass |
-
2019
- 2019-04-22 CN CN201920544114.0U patent/CN210370373U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927266A (en) * | 2020-08-05 | 2020-11-13 | 青岛钰晶节能玻璃科技有限公司 | High-temperature-resistant hollow glass |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210370373U (en) | Electrical heating formula moisture condensation prevention cavity glass | |
| CN210609773U (en) | Novel show cupboard defogging glass door | |
| CN209369083U (en) | A kind of cold-prevention bridge cold-storage insulation board structure | |
| CN203856370U (en) | Door frame sectional material of integral type supermarket display cabinet | |
| CN214120474U (en) | Low-temperature refrigerator with heat preservation function | |
| CN214170349U (en) | Heat-insulation bridge-cut-off energy-saving door and window structure | |
| CN209926716U (en) | Ultra-low temperature cold storage door | |
| CN220705504U (en) | Heat-insulating door and window aluminum profile | |
| CN211115459U (en) | Frame assembly of outward-opening door with external heat preservation function | |
| CN208720460U (en) | A kind of heat-insulated main frame of central air-conditioning wind cabinet | |
| CN208720480U (en) | A kind of combination type heat insulating aluminum profile | |
| CN215360229U (en) | Cold-proof thermal-insulated cavity glass | |
| CN201401903Y (en) | Coplanar connecting structure of box panel of air handling unit of central air conditioner | |
| CN217179020U (en) | Novel prevent condensation inner bag interface | |
| CN215565507U (en) | Fireproof heat-insulation energy-saving door and window structure | |
| CN103175367A (en) | Refrigeration device | |
| CN215921848U (en) | Four-layer sealing structure of refrigerator door | |
| CN205002500U (en) | Door frame sectional material of high strength | |
| CN211115521U (en) | Heat-insulating energy-saving hollow double-layer safety explosion-proof door and window glass, glass door and glass window | |
| CN218764206U (en) | Refrigerator sealing strip | |
| CN216810354U (en) | External wall heat preservation plaque | |
| CN215213222U (en) | Polyvinyl chloride sealing strip | |
| CN214330372U (en) | Hollow glass supporting structure | |
| CN203687498U (en) | Film-shaped heating component for refrigerator | |
| CN212129519U (en) | Heat preservation wall surface |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |