CN209603766U - A kind of gas tight barrier double-open translation door - Google Patents
A kind of gas tight barrier double-open translation door Download PDFInfo
- Publication number
- CN209603766U CN209603766U CN201822265425.1U CN201822265425U CN209603766U CN 209603766 U CN209603766 U CN 209603766U CN 201822265425 U CN201822265425 U CN 201822265425U CN 209603766 U CN209603766 U CN 209603766U
- Authority
- CN
- China
- Prior art keywords
- door leaf
- air bag
- door
- doorframe
- component
- 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
- 230000004888 barrier function Effects 0.000 title claims abstract description 22
- 235000014676 Phragmites communis Nutrition 0.000 claims abstract description 20
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 10
- 239000000523 sample Substances 0.000 claims description 6
- 241000826860 Trapezium Species 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 2
- 230000006641 stabilisation Effects 0.000 claims description 2
- 238000011105 stabilization Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 235000009854 Cucurbita moschata Nutrition 0.000 abstract description 2
- 240000001980 Cucurbita pepo Species 0.000 abstract description 2
- 235000009852 Cucurbita pepo Nutrition 0.000 abstract description 2
- 235000020354 squash Nutrition 0.000 abstract description 2
- 229920003266 Leaf® Polymers 0.000 description 59
- 244000273256 Phragmites communis Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 244000131316 Panax pseudoginseng Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000005311 nuclear magnetism Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model discloses a kind of gas tight barrier double-open translation doors, including two sides doorframe, biparting door leaf and air bag component, door opening is formed between doorframe described in two sides, the door leaf can horizontally slip on the outside of the doorframe, it is respectively equipped with mutually matched concaveconvex structure on the surface that door leaf combines, is equipped with reed in the concave surface two sides of the concaveconvex structure；Groove is equipped with close to doorframe side described in the two sides of the door leaf and the two fan door leaf bottoms, the air bag component is fixed in the groove, each air bag component is connected by passing through the tracheae of wall with pneumatic mechanism, when the door leaf is opened, the air bag component is shunk, and air bag component is not contacted with the door leaf；When the door leaf is closed, the pneumatic mechanism is inflated to the air bag component, and the air bag component is contacted with the door leaf.The active force of squash type is received using reed, so that touching and squeeze its object tightly when reed is extruded.Shielding contact is close, and shield effectiveness is good.
Description
Technical field
The utility model relates to electromangnetic spectrum field more particularly to a kind of gas tight barrier double-open translation doors.
Background technique
The non-clean rooms such as between the generally nuclear-magnetism for needing radio frequency to protect at present, air-tightness requirement on the door is not high, so
Shield door air-tightness in the market is not high, and usage scenario has some limitations.In addition, existing shield door in the market generally uses
Reed is as the connecting material between door body and shielded layer, and reed is easily broken off, size is smaller, needs to be arranged on same contact surface
Multiple reeds have gap between reed, influence air-tightness and shield effectiveness, and shield door is mostly manual single open-door, door opening
Size is smaller, and usage scenario has some limitations.
Utility model content
Technical problem to be solved by the utility model is: in order to solve shield door shielding and air-tightness in the prior art
Poor, the lesser technical problem of door opening size, the utility model provide a kind of gas tight barrier double-open translation door to solve
State problem.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of gas tight barrier double-open translation door,
Including two sides doorframe, biparting door leaf and air bag component, door opening is formed between doorframe described in two sides, the door leaf can be described
It horizontally slips on the outside of doorframe, mutually matched concaveconvex structure is respectively equipped on the surface that door leaf combines, in the concaveconvex structure
Concave surface two sides are equipped with reed；It is equipped with groove close to doorframe side described in the two sides of the door leaf and the two fan door leaf bottoms,
The air bag component is fixed in the groove, and each air bag component passes through the tracheae and pneumatic mechanism phase across wall
Even, when the door leaf is opened, the air bag component is shunk, and air bag component is not contacted with the door leaf；When the door leaf is closed
When, the pneumatic mechanism is inflated to the air bag component, and the air bag component is contacted with the door leaf.
Due to being connected between door leaf by concaveconvex structure, door leaf can achieve good air-tightness effect after closing,
It only needs that reed is arranged between door leaf and reaches shield effectiveness, need to carry out air-tightness and screen simultaneously between door leaf and doorframe and ground
The protection of covering property, compared with the structure that multiple reeds connect, air bag component is continuous entirety, and squeezing door leaf using air bag component can
To guarantee the continuity of contact surface, air-tightness is higher, and shield effectiveness is more preferable, and in prior art use between door leaf and doorframe
Flexible reed is set and reaches shield effectiveness, the pneumatic mechanism for controlling flexible reed needs to be mounted in doorframe, leads to door opening
It is excessive, and need to carry out electromagnetic shielding processing to pneumatic mechanism.It compared with prior art, can will be pneumatic using air bag component
Mechanism is placed on outside screened room, and doorframe structure is simplified.
Further, the air bag component includes air bag and the high density copper mesh for being wrapped in the air bag periphery, high density
Copper mesh surface is smooth, ductility is preferable, can shrink and expand together with air bag, and will not scratch door leaf and balloon surface.
Preferably, the mesh number of the high density copper mesh is 800 ~ 1000 mesh.
Further, it is fixed with idler wheel at the top of the door leaf, track is fixed at the top of the doorframe, the door leaf is logical
Idler wheel is crossed to hang on the track and along the track reciprocating rolling.
Further, door pocket is fixed at the top of the doorframe, the inside of the door pocket is cavity, and the track is fixed on door
Set is internal, and the door leaf passes through door pocket bottom and is connected with track；The tracheae connecting with the air bag component on the doorframe passes through institute
Cavity to be stated to be connected on wall, the tracheae connecting with the air bag component of the door leaf bottom passes through the door leaf and enters the cavity,
And it is connected on wall through the cavity.
Preferably, the door pocket includes access cover, and the access cover is located on front side of the door pocket, on the access cover
The both ends in portion are through pin shaft and wall connecting.
Preferably, the pneumatic mechanism is cylinder, and the cylinder is placed in control room.
Further, the air inlet of the cylinder is equipped with solenoid valve, and the solenoid valve is electrically connected to the control system, the control
System processed includes that single-chip microcontroller and the remote controler connecting respectively with single chip circuit receive circuit, and manual switch circuit, stroke are opened
Close control circuit, relay drive circuit, linear regulator chip and anticollision probe, the remote controler receive circuit and single-chip microcontroller it
Between be equipped with decoder.
Preferably, the convex surface of the concaveconvex structure is the trapezium structure of outer narrow inner width, is fallen at the outer lateral edges on the convex surface
Fillet.
The beneficial effects of the utility model are:
(1) gas tight barrier double-open translation door described in the utility model, using the biparting door leaf of left and right push-and-pull folding, door
Hole size expanded；Reed is set in the concave surface two sides of the concaveconvex structure, the active force of squash type is received using reed, so that
Touching and squeeze its object tightly when reed is extruded.Shielding contact is close, and shield effectiveness is good.
(2) gas tight barrier double-open translation door described in the utility model, between door leaf and doorframe and door leaf and ground
The air bag component of integral type is set, by inflation/deflation inside air bag component, realize compression between air bag component and door leaf and
Separation, shielding contact is close, and shield effectiveness is good, and air-tightness is good.Controlling the flexible pneumatic mechanism of air bag component simultaneously can place
It in outside, is connected to by tracheae with air bag component, simplifies doorframe structure, without carrying out electromagnetic shielding processing to control equipment.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the main view of the specific embodiment of gas tight barrier double-open translation door described in the utility model；
Sectional view along A-A when Fig. 2 is the door leaf closure in Fig. 1；
Fig. 3 is the sectional view along A-A when door leaf in Fig. 1 is opened；
Fig. 4 is enlarged drawing at a in Fig. 2；
Fig. 5 is enlarged drawing at b in Fig. 2；
Fig. 6 is the side sectional view of the specific embodiment of gas tight barrier double-open translation door described in the utility model
Fig. 7 is enlarged drawing at c in Fig. 6；
Fig. 8 is the gas circuit layout drawing of the specific embodiment of gas tight barrier double-open translation door described in the utility model；
Fig. 9 is the system connection figure of the specific embodiment of gas tight barrier double-open translation door described in the utility model.
In figure, 1, doorframe, 2, door leaf, 3, air bag, 4, copper mesh, 5, concaveconvex structure, 6, reed, 7, groove, 8, tracheae, 9, gas
Motivation structure, 10, idler wheel, 11, track, 12, door pocket, 13, cavity, 14, wall, 15, access cover, 16, pin shaft, 17, air bag component.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
Embodiment 1, as shown in figs. 1-9, a kind of gas tight barrier double-open translation door, including two sides doorframe 1, biparting door
Fan 2 and 3 component of air bag, as shown in figure 4,3 component of air bag includes air bag 3 and the high density copper mesh 4 for being wrapped in 3 periphery of air bag, height
Density copper mesh 4 is as shielding medium, and 4 surface of high density copper mesh is smooth, ductility is preferable, can shrink together with air bag 3 and swollen
It is swollen, and 3 surface of door leaf 2 and air bag will not be scratched, the mesh number of high density copper mesh 4 is preferably 800 ~ 1000 mesh.Two sides doorframe 1 it
Between form door opening, door leaf 2 horizontally slips on the outside of doorframe 1, and mutually matched concave-convex knot is respectively equipped on the surface that door leaf 2 combines
Structure 5, as shown in figure 5, the concaveconvex structure 5 refers to that the surface of a door leaf 2 in two fan door leafs, 2 faying face is convex, it is another
The surface of a door leaf 2 is concave panel, and concave panel and convex extend in the short transverse of door leaf 2, in the recessed of concaveconvex structure 5
Face two sides are equipped with reed 6, and multiple reeds 6 continuously arrange that the top of door leaf 2 is fixed with idler wheel 10, door in 2 short transverse of door leaf
The top of frame 1 is fixed with track 11, and door leaf 2 is hung by idler wheel 10 on the rail 11 and along 11 reciprocating rolling of track, and track 11 is horizontal
It is fixed on two sides doorframe 1 across door opening, multiple idler wheels 10 can be set on each door leaf 2, guarantee the stabilization of door leaf 2,2 bottom of door leaf
There are gap, ground and door leafs 2 to insulate between portion and ground.Close to 1 side of two sides doorframe of door leaf 2 and two fan 2 bottoms of door leaf
Portion is equipped with groove 7, and 3 component of air bag is fixed in groove 7, and each 3 component of air bag passes through the tracheae 8 and pneumatic motor across wall 14
Structure 9 is connected, and when door leaf 2 is opened, 3 component of air bag is shunk, and 3 component of air bag is not contacted with door leaf 2；When door leaf 2 is closed, pneumatically
Mechanism 9 is inflated to 3 component of air bag, and 3 component of air bag is contacted with door leaf 2, is squeezed door leaf 2 and is contacted with wall 14, it is airtight to reach shielding.
3 component of air bag is an integral structure, and size increases, and contacts with door leaf 2 closely, shield effectiveness is good, and pneumatic mechanism 9 is usually
Cylinder can be set in the control room outside screened room, it is only necessary to which tracheae 8, which is accessed screened room inside by wall 14, is
Can, avoid 3 component failure of air bag caused by the influence because of magnetic field.
Since 3 component of air bag of 2 bottom of door leaf is moved with door leaf 2, tracheae 8 also moves therewith, effectively arranges tracheae 8
Can be wound to avoid tracheae 8 and cause normally to supply, preferably, be fixed with door pocket 12 at the top of doorframe 1, door pocket 12 it is interior
Portion is cavity 13, and track 11 is fixed on inside door pocket 12, and door leaf 2 passes through 12 bottom of door pocket and is connected with track 11；Door pocket 12 can be with
Decoration function is played, the tracheae 8 connecting with 3 component of air bag on doorframe 1 is connected on wall 14 by cavity 13, this section of tracheae 8
It is usually fixed, it is fixed in cavity 13 after being straightened using U-shaped nail；The gas being connect with 3 component of air bag of 2 bottom of door leaf
Pipe 8 passes through door leaf 2 and enters cavity 13, and is connected on wall 14 through cavity 13, this section of tracheae 8 can be moved with door leaf 2, therefore cavity
Reserved certain length (as shown in Figure 8) is needed in 13.
Embodiment 2, due to there is the easily worn parts such as idler wheel 10 and tracheae 8 inside door pocket 12, it is desirable to be able to overhaul at any time, therefore
Access cover 15 is set on door pocket 12 in embodiment 1, and access cover 15 is located at 12 front side of door pocket, close to the two of 15 top of access cover
End is connect through pin shaft 16 with wall 14, and under normal circumstances, access cover 15 is naturally drooped by gravity, and maintenance is started when needing to overhaul
Lid 15.
In above embodiments, the push-and-pull of door leaf 2 and the opening and closing of cylinder mechanism can be realized by manual control, be
The air inlet of realization intelligent operation, cylinder is equipped with solenoid valve, and solenoid valve is electrically connected to the control system, as shown in figure 9, control
System includes that single-chip microcontroller and the remote controler connecting respectively with single chip circuit receive circuit, manual switch circuit, travel switch
Control circuit, relay drive circuit, linear regulator chip and anticollision probe, remote controler receives to be equipped between circuit and single-chip microcontroller
Decoder, relay drive circuit connect relay and solenoid valve.Wherein, the single-chip microcontroller, remote controler receive circuit, relay
Device driving circuit and linear regulator chip are uniformly mounted in control cabinet, and manual switch circuit setting is facilitating operator to grasp
The position of work, limit switch control circuit and anticollision probe are arranged on the wall 14 of 2 two sides of door leaf, wherein anticollision probe
Set seated position is generally the position of people's process, to detect collision situation.
Single-chip microcontroller uses 8051 control panel of MCU STC89C52, is responsible for control remote controler and receives circuit, manual switch electricity
The operation on road, limit switch control circuit, relay drive circuit, linear regulator chip and anticollision probe.
Remote controler receives circuit and is mainly set as 315MHz frequency range, and decoder is connected between single-chip microcontroller, works as remote control
Device receives circuit and receives high-frequency signal, sends decoder decoding after demodulated to, and signal is compiled into 4 bit digitals by decoder to be believed
Number supply single-chip microcontroller identification, and this remote controler receive circuit can by the capable of emitting wireless signal of remote controler, be transmitted to remote controler reception
Circuit, to realize long-range control.
Relay drive circuit is 6 road relay drive circuits, for driving relay.The effect of relay is direct current
Electricity is converted to three-phase electricity.
Linear regulator chip is using CW70805 chip, as 12V voltage is switched to 5V voltage.
Anticollision pop one's head in its effect be detecting collision situation, transmit signals to single-chip microcontroller, and anticollision is controlled by single-chip microcontroller
It switchs (being not drawn into figure), to ensure the safety of people and prevent from crushing.
In order to avoid excessive to the friction of reed 6 when open/close door leaf 2, preferably, the convex surface of concaveconvex structure 5 is outer narrow
The trapezium structure of inner width, rounded corner at the outer lateral edges on convex surface.
In the present specification, identical embodiment is not necessarily referring to the schematic representation of the term.Moreover, description
Particular features, structures, materials, or characteristics can be combined in any suitable manner in any one or more embodiments.
It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model
Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real
It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims
Property range.
Claims (9)
1. a kind of gas tight barrier double-open translation door, it is characterised in that: including two sides doorframe (1), biparting door leaf (2) and air bag
(3) component forms door opening between doorframe (1) described in two sides, and the door leaf (2) can horizontally slip on the outside of the doorframe (1),
Mutually matched concaveconvex structure (5) are respectively equipped on the surface that door leaf (2) combines, in the concave surface two sides of the concaveconvex structure (5)
Equipped with reed (6)；
Doorframe (1) side described in two sides close to the door leaf (2) and two fan door leaf (2) bottoms are equipped with groove (7), institute
It states air bag (3) component to be fixed in the groove (7), each air bag (3) component passes through the tracheae (8) across wall (14)
It is connected with pneumatic mechanism (9), when the door leaf (2) are opened, air bag (3) component is shunk, air bag (3) component and the door
Fan (2) does not contact；When the door leaf (2) are closed, pneumatic mechanism (9) Xiang Suoshu air bag (3) the component inflation, the air bag
(3) component is contacted with the door leaf (2).
2. gas tight barrier double-open translation door according to claim 1, it is characterised in that: air bag (3) component includes
Air bag (3) and the high density copper mesh (4) for being wrapped in the air bag (3) periphery.
3. gas tight barrier double-open translation door according to claim 2, it is characterised in that: the high density copper mesh (4)
Mesh number is 800 ~ 1000 mesh.
4. gas tight barrier double-open translation door according to claim 1, it is characterised in that: the top of the door leaf (2) is solid
Surely have idler wheel (10), be fixed with track (11) at the top of the doorframe (1), the door leaf (2) is hung over described by idler wheel (10)
On track (11) and along the track (11) reciprocating rolling.
5. gas tight barrier double-open translation door according to claim 4, it is characterised in that: fixed at the top of the doorframe (1)
Have door pocket (12), the inside of the door pocket (12) is cavity (13), and the track (11) is fixed on door pocket (12) inside, the door
Fan (2) passes through door pocket (12) bottom and is connected with track (11)；The tracheae (8) being connect with air bag (3) component on the doorframe (1)
It is connected on wall (14) by the cavity (13), the tracheae (8) connecting with air bag (3) component of the door leaf (2) bottom is worn
It crosses the door leaf (2) and enters the cavity (13), and be connected on wall (14) through the cavity (13).
6. gas tight barrier double-open translation door according to claim 5, it is characterised in that: the door pocket (12) includes maintenance
It covers (15), the access cover (15) is located on front side of the door pocket (12), and the both ends close to the access cover (15) top are through pin shaft
(16) it is connect with wall (14).
7. gas tight barrier double-open translation door according to claim 1, it is characterised in that: the pneumatic mechanism (9) is gas
Cylinder, the cylinder are placed in control room.
8. gas tight barrier double-open translation door according to claim 7, it is characterised in that: the air inlet of the cylinder is equipped with
Solenoid valve, the solenoid valve are electrically connected to the control system, the control system include single-chip microcontroller and respectively with single chip circuit
The remote controler of connection receives circuit, manual switch circuit, limit switch control circuit, relay drive circuit, linear voltage stabilization core
Piece and anticollision probe, the remote controler, which receives, is equipped with decoder between circuit and single-chip microcontroller.
9. gas tight barrier double-open translation door according to claim 1, it is characterised in that: the concaveconvex structure (5) it is convex
Face is the trapezium structure of outer narrow inner width, rounded corner at the outer lateral edges on the convex surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822265425.1U CN209603766U (en) | 2018-12-31 | 2018-12-31 | A kind of gas tight barrier double-open translation door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822265425.1U CN209603766U (en) | 2018-12-31 | 2018-12-31 | A kind of gas tight barrier double-open translation door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209603766U true CN209603766U (en) | 2019-11-08 |
Family
ID=68399421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822265425.1U Expired - Fee Related CN209603766U (en) | 2018-12-31 | 2018-12-31 | A kind of gas tight barrier double-open translation door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209603766U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111148387A (en) * | 2019-12-13 | 2020-05-12 | 武汉航空仪表有限责任公司 | Electromechanical controller observation window |
| CN112412303A (en) * | 2020-11-23 | 2021-02-26 | 铭铉（江西）医疗净化科技有限公司 | Double-deck syllable-dividing translation door |
| CN114293887A (en) * | 2020-10-08 | 2022-04-08 | 济南铭仕佳豪工贸有限公司 | Face recognition anti-escape prison door |
-
2018
- 2018-12-31 CN CN201822265425.1U patent/CN209603766U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111148387A (en) * | 2019-12-13 | 2020-05-12 | 武汉航空仪表有限责任公司 | Electromechanical controller observation window |
| CN111148387B (en) * | 2019-12-13 | 2021-11-05 | 武汉航空仪表有限责任公司 | Electromechanical controller observation window |
| CN114293887A (en) * | 2020-10-08 | 2022-04-08 | 济南铭仕佳豪工贸有限公司 | Face recognition anti-escape prison door |
| CN112412303A (en) * | 2020-11-23 | 2021-02-26 | 铭铉（江西）医疗净化科技有限公司 | Double-deck syllable-dividing translation door |
| CN112412303B (en) * | 2020-11-23 | 2022-12-20 | 铭铉（江西）医疗净化科技有限公司 | Double-deck syllable-dividing translation door |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209603766U (en) | A kind of gas tight barrier double-open translation door | |
| CN101259847B (en) | Telescopic vehicle body connection path | |
| CN105089412B (en) | A kind of inner swing door anti-pinch device | |
| CN107558909A (en) | A kind of two-door outward opening antitheft ventilation entry door and its method of work | |
| CN206753414U (en) | Inflatable door seal | |
| CN1715609A (en) | Full automatic inflation seal door | |
| CN207173255U (en) | A kind of swing door finger shield adhesive tape and double open swing door finger shield adhesive tape group | |
| CN105910374B (en) | A kind of lower sliding door built-in refrigerator or wine cabinet | |
| CN105888457A (en) | Workshop sealing door | |
| CN204728942U (en) | A kind of laminar flow delivery window | |
| CN205243316U (en) | Opening window | |
| CN202000855U (en) | Household burglary-resisting window | |
| CN114179597A (en) | Pneumatic bus sliding plug door with anti-pinch function | |
| CN205976959U (en) | Underground rail shielding gate | |
| CN203374127U (en) | Anti-theft safe box | |
| CN208458217U (en) | A kind of return air inlet with purification device | |
| CN206859883U (en) | A kind of mounting structure of electromagnetic lock | |
| CN207010015U (en) | It is a kind of to be used for outdoor Novel distribution box | |
| CN105115226B (en) | A kind of boundless glass door door side section bar of refrigerator or cold-storage door | |
| CN2764684Y (en) | Smoking room of railway passenger coach | |
| CN205951895U (en) | Carriage anti -theft device | |
| CN205618014U (en) | Austral window, sliding sash with invisible screens | |
| CN206976247U (en) | Door status switch | |
| CN201502278U (en) | Sliding window structure with invisible screen window | |
| CN210264793U (en) | Prevent crowded air accuse air door of hindering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191108 |