CN209990403U - Anti-vision ventilation door - Google Patents
Anti-vision ventilation door Download PDFInfo
- Publication number
- CN209990403U CN209990403U CN201920516723.5U CN201920516723U CN209990403U CN 209990403 U CN209990403 U CN 209990403U CN 201920516723 U CN201920516723 U CN 201920516723U CN 209990403 U CN209990403 U CN 209990403U
- Authority
- CN
- China
- Prior art keywords
- door
- vision
- blocking
- outer grid
- hollow area
- 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.)
- Expired - Fee Related
Links
- 238000009423 ventilation Methods 0.000 title abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000010931 gold Substances 0.000 claims abstract description 12
- 229910052737 gold Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 16
- 210000001503 joint Anatomy 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 9
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/02—Special arrangements or measures in connection with doors or windows for providing ventilation, e.g. through double windows; Arrangement of ventilation roses
- E06B7/08—Louvre doors, windows or grilles
- E06B7/082—Louvre doors, windows or grilles with rigid or slidable lamellae
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
- E06B3/36—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement with a single vertical axis of rotation at one side of the opening, or swinging through the opening
- E06B3/362—Double winged doors or windows
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
Abstract
The utility model discloses a hinder and look ventilation door, including a main body, be equipped with outer grid net in the middle of the door main part leading flank, outer grid net is equipped with grid and gold steel net two-layer, the gold steel net is located the grid is at the back, establish to the hollow area at outer grid net rear portion in the middle of the door main part, be equipped with in the hollow area and hinder and look ventilation layer, door main part trailing flank still be equipped with hollow area matched with inner door middle door. The utility model has the advantages that: 1. the structure is simple and safe, the design is novel, the production cost is low, the ventilation performance is good, the privacy is strong, and no energy consumption is caused when the functions are used; 2. the sight-blocking vent door can realize 24-hour indoor ventilation without worry, thereby eliminating various troubles of people in this respect.
Description
Technical Field
The utility model relates to a housing construction technical field especially relates to a block and look ventilative door.
Background
The door plate of the existing door for entering the house and the room is generally of a sealed structure and cannot ventilate. In order to ventilate or cool, a screen door is generally added in front of the sealed door, and the sealed door is opened when people ventilate or cool, but people outside can see the room through the screen door, which is inconvenient. At present, a ventilation window is arranged in the middle of a safety door with a screen window in the market, and although the ventilation window can play a role of ventilation, the indoor situation can be directly seen through the screen window from the outside of the door, and the privacy is poor. People adopt the shielding cloth to solve the privacy problem, but influence the ventilation effect.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a block and look ventilative door, this ventilative door both can breathe freely, enjoy the cool, can prevent the people of outside to see the indoor condition again.
The technical scheme of the utility model is realized like this:
the utility model provides a hinder and look ventilative door, includes the door main part, be equipped with outer grille in the middle of the door main part leading flank, outer grille is equipped with grid and gold steel mesh two-layer, the gold steel mesh is located the grid is at the back, establish to the hollow area outside grille rear portion in the middle of the door main part, be equipped with in the hollow area and hinder and look ventilative layer, door main part trailing flank still be equipped with hollow area matched with interior door well door.
Furthermore, the outer grid mesh, the vision-blocking breathable layer and the inner door middle door are sequentially distributed along the thickness direction of the door main body;
the vision-blocking breathable layer comprises an outer frame and a plurality of V-shaped plates which are arranged in the outer frame at intervals, and the tip of the former V-shaped plate is arranged in the V-shaped opening of the adjacent latter V-shaped plate;
when the inner door middle door is in a closed state, the inner door middle door is in sealing fit with the door main body, and when the inner door middle door is in an open state, airflow can pass through the outer grid mesh and the vision-blocking breathable layer can block sight.
Further, door in the interior door is for running from opposite directions the door, including a door plant and B door plant, on the a door plant with the door main part links to each other the side and on the a door plant with door main part matched with upper and lower both sides face all is equipped with first interior step, on the B door plant with the door main part links to each other the side and on the B door plant with door main part matched with upper and lower both sides face all is equipped with the second interior step, door main part rear end cavity district four peripheries all be equipped with the a door plant and B door plant matched with third interior step, a door plant with B door plant looks butt joint department be equipped with on the a door plant first interior step, B door plant is equipped with outer step, outer step with first interior step cooperatees, the interior door pass through the hinge with door main part fixed connection.
Further, the width of at least one of the door panel A and the door panel B is not more than 15 cm;
a first sealing strip is arranged on the periphery of the rear side surface of the vision-blocking breathable layer; and the first inner step and the second inner step are both provided with second sealing strips.
Furthermore, the outer grid mesh is of a square structure, and the periphery of the outer grid mesh is connected with the door main body; or the outer grid mesh is in a square ring shape, the periphery and the inner periphery of the outer grid mesh are both connected with the door main body, and the vision-blocking breathable layer and the outer grid mesh are correspondingly arranged in a square ring shape.
Furthermore, the distance S between the tip of the former V-shaped plate and the V-shaped opening of the adjacent latter V-shaped plate is 5-8 mm.
Furthermore, the inner door-middle door is arranged right behind the outer grid mesh and is a sliding door, the vision-blocking ventilating layers are arranged on two sides of the inner door-middle door and are opposite to the inner side wall of the hollow area, and a space is reserved between the vision-blocking ventilating layers and the outer grid mesh; when the inner door middle door is pushed to the position, far away from the outer grid mesh, of the inner door middle door along the thickness direction of the door main body, airflow can flow through the outer grid mesh, the hollow area and the vision-blocking breathable layer, and the inner door middle door can slide to the position, close to the outer grid mesh, of the inner door middle door.
Further, the width of the hollow area is greater than that of the outer grid net, the rear end of the vision-blocking breathable layer is flush with the rear side face of the door main body, the thickness of the vision-blocking breathable layer is the same as that of the inner door middle door, inner steps are arranged on the left side and the right side of the inner side face of the inner door middle door, push-pull expansion devices are arranged on the upper end face and the lower end face of each inner step, the end portions of the push-pull expansion devices are fixedly connected with the inner bottom face of the hollow area close to the two sides of the outer grid net, the side face of the end of each push-pull expansion device is connected with the upper end face of the hollow area or the lower end face of the hollow area, and the width L of the inner end face of the inner door middle door is greater than the.
Further, the vision-blocking and air-permeable layer comprises a plurality of uniformly distributed and separated 1-shaped thin plates and an outer frame, and the distance S1 between the thin plates is 30-50 mm; and sealing strips are arranged on the upper edge of the inner bottom surface of the hollow area and around the outer edge of the outer grid mesh.
Furthermore, the outer grid mesh, the vision-blocking ventilating layer and the inner door middle door which are mutually matched form a vision-blocking ventilating unit, and at least one vision-blocking ventilating unit is distributed along the horizontal or vertical direction of the door main body.
The utility model discloses a theory of operation: when the indoor air is a little stuffy or the temperature is a bit high, open or pull out interior door-in door, the air carries out the convection current through outer grid net, blocks to see ventilative layer, hollow region, has relieved indoor stifling, simultaneously outdoor because the separation that blocks to see ventilative layer can not see indoor circumstances, has protected people's privacy.
The utility model has the advantages that: 1. the structure is simple and safe, the design is novel, the production cost is low, the ventilation performance is good, the privacy is strong, and no energy consumption is caused when the functions are used; 2. the sight-blocking vent door can realize 24-hour indoor ventilation without worry, thereby eliminating various troubles of people in this respect.
Drawings
Fig. 1 is a front view of a first embodiment of the present invention;
fig. 2 is a schematic rear view of a first embodiment of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 1;
FIG. 4 is a schematic view of a first seal strip configuration;
fig. 5 is a front view of a second embodiment of the present invention;
fig. 6 is a schematic rear view of a second embodiment of the present invention;
FIG. 7 is a cross-sectional view A-A of FIG. 5;
fig. 8 is a front view of a third embodiment of the present invention;
fig. 9 is a schematic rear view of a third embodiment of the present invention;
FIG. 10 is a cross-sectional view A-A of FIG. 8;
fig. 11 is a front view of a fourth embodiment of the present invention;
FIG. 12 is a cross-sectional view A-A of FIG. 11;
fig. 13 is a cross-sectional view of a four-inner-door middle door according to an embodiment of the present invention when the door is closed.
In the figure: 1. the door comprises a door body, 101, a third inner step, 2, an outer grid mesh, 201, a grid, 202, a gold steel mesh, 3, a hollow area, 4, a vision-blocking and ventilation layer, 4a, a vision-blocking and ventilation layer, 5, an inner door middle door, 501, an A door panel, 5011, a first inner step, 502, a B door panel, 5021, a second inner step, 5022, an outer step, 5a, an inner door middle door, 5011a, an inner step, 6, a hinge, 7, a first sealing strip, 8, a second sealing strip, 9, a decorative strip, 10, a push-pull telescopic device, 11 and a sealing strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 4, an embodiment of the present invention includes a door main body 1, an outer grid net 2 is arranged in the middle of the front side surface of the door main body 1, the outer grid net 2 is provided with two layers of a grid 201 and a gold steel net 202, the gold steel net 202 is arranged behind the grid, the rear part of the outer grid net 2 in the middle of the door main body 1 is provided with a hollow area 3, and a vision-blocking and ventilating layer 4 is arranged in the hollow area 3;
the vision-blocking and ventilating layer 4 is arranged behind the inner grille net 2 and the outer grille net 2 in the hollow area 3 and is connected with the outer grille net 2, the vision-blocking and ventilating layer 4 comprises a plurality of V-shaped plates and an outer frame which are uniformly distributed and separated, the tip of the front V-shaped plate is arranged in the adjacent rear V-shaped opening, and the distance S from the tip to the rear V-shaped opening is 5-8 mm.
The rear side face of the door main body 1 is also provided with a split type inner door middle door 5 matched with the hollow area 3, the inner door middle door 5 comprises an A door panel 501 and a B door panel 502, the width of at least one of the A door panel 501 and the B door panel 502 is not more than 15cm, the upper side, the lower side, the left side and the right side of the A door panel 501 are respectively provided with a first inner step 5011, the connecting side face and the upper side and the lower side of the B door panel 502 and the door main body 1 are respectively provided with a second inner step 5021, the periphery of the hollow area 3 at the rear end of the door main body 1 is respectively provided with a third inner step 101 matched with the A door panel 501 and the B door panel 502, the first inner step 5011 is arranged on the A door panel at the butt joint of the B door panel 502 and the A door panel 501, the outer step 5022 is arranged on the B door panel 502, the outer step 5022 is matched with the first inner step 5011, and the inner door middle door 5 is fixedly connected with the door main body 1 through.
The periphery of the back side surface of the vision-blocking breathable layer 4 is provided with a first sealing strip 7; the first inner step 5011 of the door panel 501A and the second inner step 5021 of the door panel 502B are both provided with second sealing strips 8.
This embodiment during operation, with A door plant 501, B door plant 502 is opened relatively, the aperture can be adjusted at will, indoor and outdoor can carry out the air convection through outer grid net 2, hollow area 3, hinder seeing ventilative layer 4, make the room air fresh, hinder seeing ventilative layer 4 simultaneously and can prevent the outdoor condition of seeing indoors, the steady private of indoor people has been protected, when people need be airtight indoor, only need to close door 5 in the open interior door, outer stage 5022 can be airtight with laminating mutually in first stage 5011.
As shown in fig. 5 to 7, the second embodiment of the present invention is substantially the same as the first embodiment of the present invention, the outer grill 2 different from the second embodiment of the present invention is provided with an upper and a lower two, and the height of the upper outer grill 2 is smaller than the height of the lower outer grill 2, the hollow area 3, the view-blocking air-permeable layer 4, and the inner door middle door 5 are respectively provided with an upper and a lower two pieces, and the height corresponds to the height of the corresponding outer grill, the front side surface of the door body 1 is provided with a decoration strip 9, the decoration strip 9 forms a quadrangle, and is disposed on the periphery of the outer grill 2.
As shown in fig. 8 to 10, the third embodiment of the present invention is substantially the same as the first embodiment, the outer grid mesh 2 different in the second embodiment is a square ring, the viewing-resistant air-permeable layer 4 and the outer grid mesh 2 are correspondingly set to be a square ring, the front portion of the hollow area 3 is a square ring area where the viewing-resistant air-permeable layer is located, and the width ratio of the a door panel 501 to the B door panel 502 is 1: 1.
as shown in fig. 11 to 13, the fourth embodiment of the present invention includes a door body 1, an upper, a middle and a lower three outer grids 2 with the same size are arranged in the middle of the front side of the door body 1, the outer grids 2 are provided with two layers of grids 201 and gold steel grids 202, the gold steel grids 202 are arranged behind the grids, decorative strips 9 are further arranged on the front side of the door body 1, and the decorative strips 9 enclose a quadrangle and are arranged on the periphery of the outer grids 2;
the rear part of an outer grid net 2 on a door main body 1 is provided with a hollow area 3, the width of the hollow area 3 is larger than that of the outer grid net 2, a push-pull type inner door middle door 5a is arranged in the hollow area 3, the position of the push-pull type inner door middle door 5a is opposite to that of the outer grid net 2, two sides of the inner door middle door 5a at the rear part of the hollow area 3 are provided with vision-blocking ventilating layers 4a, the rear end of each vision-blocking ventilating layer 4a is flush with the rear side surface of the door main body 1, and the thickness of each vision;
the left side and the right side of the inner side face of the inner door middle door 5a are both provided with inner steps 5011a, the width L of the inner end face of the inner door middle door 5a is larger than the width L1 of the outer grid net 2, the upper end face and the lower end face of the inner steps 5011a on the left side and the right side are both provided with push-pull expansion devices 10, the end parts of the push-pull expansion devices 10 are fixedly connected with the inner bottom face of the hollow area 3 close to the two sides of the outer grid net 2, the side face of the push-pull expansion device 10 is connected with the upper end face of the hollow area 3 or the lower end face of the hollow area 3, and the inner bottom face of the hollow area 3 is provided with sealing strips;
the vision-blocking and air-permeable layer 4a comprises a plurality of 1-shaped thin plates and an outer frame which are uniformly distributed and separated, the distance S1 between the 1-shaped thin plates is set to be 30-50 mm, and the 1-shaped thin plates have various installation forms such as vertical and horizontal inclination and the like when the vision-blocking and air-permeable functions are ensured.
As shown in fig. 12 and 13, when the present embodiment works, the inner door middle door 5a is pulled to be flush with the rear side surface of the door main body 1, air convection can be carried out between the indoor and the outdoor through the outer grid net 2, the hollow area 3 and the vision-blocking breathable layer 4a, so that indoor air is fresh, meanwhile, the vision-blocking breathable layer 4a can prevent the outdoor from seeing indoor conditions, so that stable privacy of indoor people is protected, and when people need to be closed indoors, the inner door middle door 5a is only required to be pushed into to be attached to the inner bottom surface of the hollow area 3, namely, the inner door middle door 5a is attached to the sealing strips 11 around the gold steel net 202 to form sealing.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a hinder looks ventilative door, includes the door main part, its characterized in that: the door is characterized in that an outer grid net is arranged in the middle of the front side face of the door main body, the outer grid net is provided with two layers of a grid and a gold steel net, the gold steel net is arranged behind the grid, a hollow area is arranged at the rear part of the outer grid net in the middle of the door main body, a vision-blocking breathable layer is arranged in the hollow area, and an inner door-in-door matched with the hollow area is further arranged on the rear side face of the door main body.
2. The vision blocking vent door of claim 1, wherein: the outer grid mesh, the vision-blocking breathable layer and the inner door middle door are sequentially distributed along the thickness direction of the door main body;
the vision-blocking breathable layer comprises an outer frame and a plurality of V-shaped plates which are arranged in the outer frame at intervals, and the tip of the former V-shaped plate is arranged in the V-shaped opening of the adjacent latter V-shaped plate;
when the inner door middle door is in a closed state, the inner door middle door is in sealing fit with the door main body, and when the inner door middle door is in an open state, airflow can pass through the outer grid mesh and the vision-blocking breathable layer can block sight.
3. The vision blocking vent door of claim 2, wherein: the inner door middle door comprises an A door sheet and a B door sheet, wherein the A door sheet is connected with the side face of the door body, the upper side face and the lower side face of the door body are respectively provided with a first inner step, the B door sheet is connected with the side face of the door body, the B door sheet is connected with the upper side face and the lower side face of the door body, the upper side face and the lower side face of the door body are respectively provided with a second inner step, the periphery of a hollow area at the rear end of the door body is respectively provided with a third inner step, the A door sheet is connected with the B door sheet in a butt joint mode, the A door sheet is provided with a first inner step, the B door sheet is provided with an outer step, the outer step is matched with the first inner step, and the inner door middle door is fixedly connected with the door body through a hinge.
4. The vision blocking vent door of claim 3, wherein: the width of at least one of the door panel A and the door panel B is not more than 15 cm;
a first sealing strip is arranged on the periphery of the rear side surface of the vision-blocking breathable layer; and the first inner step and the second inner step are both provided with second sealing strips.
5. The vision blocking vent door of claim 3, wherein: the outer grid mesh is of a square structure, and the periphery of the outer grid mesh is connected with the door main body; or the outer grid mesh is in a square ring shape, the periphery and the inner periphery of the outer grid mesh are both connected with the door main body, and the vision-blocking breathable layer and the outer grid mesh are correspondingly arranged in a square ring shape.
6. The vision blocking vent door of claim 2, wherein: and the distance S between the tip of the former V-shaped plate and the V-shaped opening of the adjacent latter V-shaped plate is 5-8 mm.
7. The vision blocking vent door of claim 1, wherein: the inner door-middle door is arranged right behind the outer grid mesh and is a sliding door, the vision-blocking and ventilating layers are arranged on two sides of the inner door-middle door and are opposite to the inner side wall of the hollow area, and a space is reserved between the vision-blocking and ventilating layers and the outer grid mesh; when the inner door middle door is pushed to the position, far away from the outer grid mesh, of the inner door middle door along the thickness direction of the door main body, airflow can flow through the outer grid mesh, the hollow area and the vision-blocking breathable layer, and the inner door middle door can slide to the position, close to the outer grid mesh, of the inner door middle door.
8. The vision blocking vent door of claim 7, wherein: the width of the hollow area is greater than that of the outer grid net, the rear end of the vision-blocking ventilating layer is flush with the rear side face of the door main body, the thickness of the vision-blocking ventilating layer is equal to that of the middle door of the inner door, inner steps are arranged on the left side and the right side of the inner side face of the middle door of the inner door, push-pull expansion devices are arranged on the upper end face and the lower end face of each inner step, the end portions of the push-pull expansion devices are fixedly connected with the inner bottom face of the hollow area close to the two sides of the outer grid net, the side face of the end of each push-pull expansion device is connected with the upper end face of the hollow area or the lower end face of the hollow area, and the width L of the inner end face of the middle door of.
9. The vision blocking vent door of claim 7, wherein: the vision-blocking and air-permeable layer comprises a plurality of uniformly distributed and separated 1-shaped thin plates and an outer frame, and the distance S1 between the thin plates is 30-50 mm; and sealing strips are arranged on the upper edge of the inner bottom surface of the hollow area and around the outer edge of the outer grid mesh.
10. The vision blocking vent door of any one of claims 1 to 9, wherein: the mutually matched outer grid mesh, the vision-blocking ventilating layer and the inner door middle door form a vision-blocking ventilating unit, and at least one vision-blocking ventilating unit is distributed along the horizontal or vertical direction of the door main body.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810584357.7A CN108612458A (en) | 2018-06-08 | 2018-06-08 | A kind of view resistance Ventilating door |
| CN2018105843577 | 2018-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209990403U true CN209990403U (en) | 2020-01-24 |
Family
ID=63664991
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810584357.7A Pending CN108612458A (en) | 2018-06-08 | 2018-06-08 | A kind of view resistance Ventilating door |
| CN201920516723.5U Expired - Fee Related CN209990403U (en) | 2018-06-08 | 2019-04-16 | Anti-vision ventilation door |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810584357.7A Pending CN108612458A (en) | 2018-06-08 | 2018-06-08 | A kind of view resistance Ventilating door |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN108612458A (en) |
-
2018
- 2018-06-08 CN CN201810584357.7A patent/CN108612458A/en active Pending
-
2019
- 2019-04-16 CN CN201920516723.5U patent/CN209990403U/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN108612458A (en) | 2018-10-02 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200124 |