CN207988871U - A kind of negative pressure sealing fire resistant doorsets - Google Patents
A kind of negative pressure sealing fire resistant doorsets Download PDFInfo
- Publication number
- CN207988871U CN207988871U CN201820077319.8U CN201820077319U CN207988871U CN 207988871 U CN207988871 U CN 207988871U CN 201820077319 U CN201820077319 U CN 201820077319U CN 207988871 U CN207988871 U CN 207988871U
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- CN
- China
- Prior art keywords
- movable plate
- door
- negative pressure
- fire resistant
- fixture block
- 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
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Abstract
The utility model discloses a kind of negative pressure sealing fire resistant doorsets, including main door and secondary door, the side of main door is equipped with secondary door, and the side of main door is installed with fixture block, fixture block activity is fastened on the surface of secondary door, and the upper end of main door is installed with fixed seat close to the side of secondary door；Movable plate is pushed to set by secondary door surface in the inside of second sliding slot by spring by elastic force so that it is sealing that region is formed by between adjacent fixture block；The end of movable plate is fastened on the lower end of fixed frame, at this time rotary screw so that jacking block rotates the surface for being fastened on movable plate, keeps movable plate and the contact of secondary door even closer, and then separated region is formed by inside movable plate with the external world；By the way that negative pressure pump is arranged, movable plate is formed by the air inside region with fixture block and siphoned away by negative pressure pump, and forms negative pressure section, when fire occurs and spreads in the region, there is no air since it is internal, will be separated inside and outside fire resistant doorsets, and then be effectively improved safety.
Description
Technical field
The utility model is related to fire resistant doorsets technical field, specially a kind of negative pressure sealing fire resistant doorsets.
Background technology
Fire resistant doorsets are widely used in all kinds of buildings, and it is wooden that fire resistant doorsets can be divided into fire resistance steel door, fire-proof wooden door, steel
Four class of fire resistant doorsets and other materials fire resistant doorsets, wherein fire resistance steel door are to make doorframe, door leaf skeleton and door leaf with steel material
Panel, other materials fire resistant doorsets are with the inorganic incombustible material in addition to steel, fire retardant wood materials or fire retardant timber-work
Or part makes doorframe, door leaf skeleton and door skin using steel, fire retardant wood materials or fire retardant timber-work, and it is existing
Some steel-made fire-retardant door thermal insulations it is poor, toasted by big fire, what temperature can be quickly is transmitted to the another side of fire resistant doorsets, and
The crack between a door and its frame of door body usually becomes the weak place of fire resistant doorsets, especially upper and lower end parts gap, often when fire occurs, Mars by
Emerge at the gap of upper and lower side, the intensity of a fire caused further to expand, affect fire resistant doorsets barrier burning things which may cause a fire disaster and anti-smoke performance, thus we
It is proposed that a kind of negative pressure sealing fire resistant doorsets are used to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of negative pressure sealing fire resistant doorsets, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides the following technical solutions：A kind of negative pressure sealing fire resistant doorsets, including master
Door and secondary door, the side of the main door are equipped with secondary door, and the side of the main door is installed with fixture block, and the fixture block active card is set
On the surface of secondary door, the upper end of the main door is installed with fixed seat close to the side of secondary door, and the inside of the fixed seat is lived
It is arranged with movable plate, the side of the fixed seat is installed with negative pressure pump, and the end of the negative pressure pump is fixed with suction pipe, institute
The one end for stating suction pipe runs through fixed seat and the fixed inside for being plugged in movable plate, one end activity of the movable plate are fastened on secondary door
Surface, side and the fixed seat face position vertical welding of the pair door are equipped with fixed frame, the middle part screw thread of the fixed frame
It is inserted with screw rod, the end of the screw rod is fixed with jacking block, the upper table of the jacking block one end and movable plate far from fixed frame
Face is in contact setting.
Preferably, the surface of the secondary door offers card slot, and the fixture block activity is fastened on the inside of card slot, and the fixture block is total
There are two, and it is located at the upper and lower side of movable plate, the fixture block surface is coated with fire resistant coating, is formed between the adjacent fixture block close
Closed interval.
Preferably, the surface of the main door offers the first sliding groove, and one end of the first sliding groove extends to fixed seat
The inside of inside, the fixed seat offers loose slot, and the movable plate is slidably arranged in the inside of loose slot, the movable plate
Lower end be installed with sliding block, the sliding block is slidably arranged in the inside of the first sliding groove, and peace is fixed in the end of the loose slot
Equipped with spring, one end of the spring is fixedly connected on the surface of movable plate.
Preferably, the side of the fixed seat offers slot, and the suction pipe is through slot and extends to the interior of movable plate
Portion, the movable plate is the platy structure of internal hollow out, and movable plate is in contact with main door and secondary door and is partly coated with fire prevention painting
Layer.
Preferably, the surface of the secondary door offers second sliding slot, and the one of the second sliding slot internal slide connection sliding block
End, the fixed frame are located at the end of second sliding slot, and the upper end of the fixed frame offers screw channel, and the screw flight runs through spiral shell
Slot is arranged, and when the movable plate slides into the end of second sliding slot, the jacking block rotation is sticked on the surface of movable plate.
Compared with prior art, the utility model has the beneficial effects that：
1. fixed seat is internally provided with spring, movable plate is pushed to set by secondary door surface second by spring by elastic force
The inside of sliding slot so that it is sealing that region is formed by between adjacent fixture block；
2. the end of movable plate is fastened on the lower end of fixed frame, at this time rotary screw so that jacking block rotation is fastened on activity
The surface of plate keeps movable plate and the contact of secondary door even closer, and then is separated region is formed by inside movable plate with the external world；
3. by the way that negative pressure pump is arranged, movable plate is formed by the air inside region with fixture block and siphoned away by negative pressure pump, and shape
At negative pressure section, the exhaust outlet of negative pressure pump is arranged in passageway for fire apparatus upper end, when fire occurs and spreads in the region, due to
Its inside does not have air, will be separated inside and outside fire resistant doorsets, and Mars cannot be introduced into fire resistant doorsets at the first time, and then effectively improve
Safety.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model main door schematic structural cross-sectional view；
Fig. 3 is the utility model side structure schematic cross-sectional view；
Fig. 4 is structure enlargement diagram at A in Fig. 2.
In figure：1 main door, 11 the first sliding grooves, 12 fixture blocks, 2 fixed seats, 21 loose slots, 22 springs, 23 slots, 3 negative pressure pumps,
31 suction pipes, 4 movable plates, 41 sliding blocks, 5 secondary doors, 51 second sliding slots, 52 card slots, 6 fixed frames, 61 screw channels, 7 screw rods, 71 jacking blocks.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of negative pressure sealing fire resistant doorsets, including main door 1
It is equipped with secondary door 5 with the side of secondary door 5, main door 1, the side of main door 1 is installed with fixture block 12, and 12 activity of fixture block is fastened on secondary door
The upper end on 5 surface, main door 1 is installed with fixed seat 2 close to the side of secondary door 5, and the inside of fixed seat 2, which is lived, is arranged with activity
The side of plate 4, fixed seat 2 is installed with negative pressure pump 3, and the end of negative pressure pump 3 is fixed with suction pipe 31, and one end of suction pipe 31 is passed through
It fastens reservation 2 and the fixed inside for being plugged in movable plate 4, one end activity of movable plate 4 is fastened on the surface of secondary door 5, secondary door 5
Side is equipped with fixed frame 6 with 2 face position vertical welding of fixed seat, and the middle part screw thread of fixed frame 6 is inserted with screw rod 7, screw rod 7
End is fixed with jacking block 71, and the one end of jacking block 71 far from fixed frame 6 is in contact setting with the upper surface of movable plate 4.
Further, the surface of secondary door 5 offers card slot 52, and 12 activity of fixture block is fastened on the inside of card slot 52, the fixture block
12 altogether there are two, and be located at the upper and lower side of movable plate 4,12 surface of fixture block is coated with fire resistant coating, between the adjacent fixture block 12
Closed section is formed, the surface of main door 1 offers the first sliding groove 11, and one end of the first sliding groove 11 extends to the inside of fixed seat 2,
The inside of fixed seat 2 offers loose slot 21, and movable plate 4 is slidably arranged in the inside of loose slot 21, and the lower end of movable plate 4 is fixed
Sliding block 41 is installed, sliding block 41 is slidably arranged in the inside of the first sliding groove 11, and the end of loose slot 21 is installed with spring 22,
One end of spring 22 is fixedly connected on the surface of movable plate 4；It is equipped with fixture block 12 in the side of main door 1, which is fastened on pair
In the card slot 51 that opens up of surface of door 5, while fixed seat 2 is internally provided with spring 22, and spring 22 is pushed away movable plate 4 by elastic force
Move to set by 5 surface of secondary door in the inside of second sliding slot 51 so that be formed by between adjacent fixture block 13 region be sealing.
Further, the side of fixed seat 2 offers slot 23, and suction pipe 31 is through slot 23 and extends to movable plate 4
Inside, movable plate 4 is the platy structure of internal hollow out, and movable plate 4 is in contact with main door 1 and secondary door 5 and is partly coated with fire prevention
The surface of coating, secondary door 5 offers second sliding slot 51, one end of 51 internal slide connection sliding block 41 of second sliding slot, fixed frame 6
In the end of second sliding slot 51, the upper end of fixed frame 6 offers screw channel 61, and 7 screw thread of screw rod is arranged through screw channel 61, works as movable plate
4 when sliding into the end of second sliding slot 51, and the rotation of jacking block 71 is sticked on the surface of movable plate 4；The side of fixed seat is equipped with negative pressure
Pump 3, one end of negative pressure pump 3 is connected setting by suction pipe 31 with movable plate 4, while the end of movable plate 4 is fastened on fixed frame 6
Lower end, rotary screw 7 at this time so that jacking block 71 rotates the surface for being fastened on movable plate 4, makes the contact of movable plate 4 and pair door 5
It is even closer, and then separated region is formed by inside movable plate 4 with the external world, by the way that negative pressure pump 3 is arranged, negative pressure pump 3 will live
Movable plate 4 is formed by the air inside region with fixture block 12 and siphons away, and forms negative pressure section, when fire occurs and spreads to this
When in region, there is no air since it is internal, will be separated inside and outside fire resistant doorsets, Mars cannot be introduced into fire resistant doorsets at the first time,
And then it is effectively improved safety.
Operation principle：It is equipped with fixture block 12 in the side of main door 1 in the utility model, which is fastened on the table of secondary door 5
In the card slot 51 that face opens up, while fixed seat 2 is internally provided with spring 22, and movable plate 4 is pushed to pair by spring 22 by elastic force
5 surfaces of door are set in the inside of second sliding slot 51 so that it is sealing, fixed seat that region is formed by between adjacent fixture block 13
Side be equipped with negative pressure pump 3, one end of negative pressure pump 3 is connected setting by suction pipe 31 with movable plate 4, the exhaust outlet of negative pressure pump
It is arranged in passageway for fire apparatus upper end, while the end of movable plate 4 is fastened on the lower end of fixed frame 6, at this time rotary screw 7 so that top
Block 71 rotates the surface for being fastened on movable plate 4, keeps movable plate 4 and the contact of secondary door 5 even closer, and then will be inside movable plate 4
It is formed by region to separate with the external world, by the way that negative pressure pump 3 is arranged, movable plate 4 and fixture block 12 are formed by region by negative pressure pump 3
Internal air siphons away, and forms negative pressure section, when fire occurs and spreads in the region, is not since it is internal free
Gas will separate inside and outside fire resistant doorsets, and Mars cannot be introduced into fire resistant doorsets at the first time, and then be effectively improved safety.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of negative pressure sealing fire resistant doorsets, including main door (1) and secondary door (5), it is characterised in that：The side of the main door (1)
Equipped with secondary door (5), the side of the main door (1) is installed with fixture block (12), and fixture block (12) activity is fastened on secondary door (5)
Surface, the upper end of the main door (1) is installed with fixed seat (2) close to the side of secondary door (5), the fixed seat (2)
Inside work is arranged with movable plate (4), and the side of the fixed seat (2) is installed with negative pressure pump (3), the negative pressure pump (3)
End is fixed with suction pipe (31), and one end of the suction pipe (31) runs through fixed seat (2) and fixation is plugged in the interior of movable plate (4)
One end activity in portion, the movable plate (4) is fastened on the surface of secondary door (5), and the side of the pair door (5) and fixed seat (2) are just
Fixed frame (6) is equipped with to position vertical welding, the middle part screw thread of the fixed frame (6) is inserted with screw rod (7), the screw rod (7)
End be fixed with jacking block (71), the one end of the jacking block (71) far from fixed frame (6) connects with the upper surface of movable plate (4)
Touch setting.
2. a kind of negative pressure sealing fire resistant doorsets according to claim 1, it is characterised in that：It opens on the surface of the pair door (5)
Equipped with card slot (52), fixture block (12) activity is fastened on the inside of card slot (52), the fixture block (12) altogether there are two, and respectively position
Upper and lower side in movable plate (4), fixture block (12) surface are coated with fire resistant coating, and citadel is formed between the adjacent fixture block (12)
Between.
3. a kind of negative pressure sealing fire resistant doorsets according to claim 1, it is characterised in that：It opens on the surface of the main door (1)
Equipped with the first sliding groove (11), one end of the first sliding groove (11) extends to the inside of fixed seat (2), the fixed seat (2)
Inside offers loose slot (21), and the movable plate (4) is slidably arranged in the inside of loose slot (21), the movable plate (4)
Lower end is installed with sliding block (41), and the sliding block (41) is slidably arranged in the inside of the first sliding groove (11), the loose slot
(21) end is installed with spring (22), and one end of the spring (22) is fixedly connected on the surface of movable plate (4).
4. a kind of negative pressure sealing fire resistant doorsets according to claim 1, it is characterised in that：The side of the fixed seat (2)
Slot (23) is offered, the suction pipe (31) runs through slot (23) and extends to the inside of movable plate (4), the movable plate (4)
For the platy structure of internal hollow out, and movable plate (4) part that is in contact with main door (1) and secondary door (5) is coated with fire resistant coating.
5. a kind of negative pressure sealing fire resistant doorsets according to claim 1, it is characterised in that：It opens on the surface of the pair door (5)
Equipped with second sliding slot (51), one end of second sliding slot (51) the internal slide connection sliding block (41), the fixed frame (6) is located at
The upper end of the end of second sliding slot (51), the fixed frame (6) offers screw channel (61), and screw rod (7) screw thread runs through screw channel
(61) it is arranged, when the movable plate (4) slides into the end of second sliding slot (51), jacking block (71) rotation is sticked in activity
The surface of plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820077319.8U CN207988871U (en) | 2018-01-17 | 2018-01-17 | A kind of negative pressure sealing fire resistant doorsets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820077319.8U CN207988871U (en) | 2018-01-17 | 2018-01-17 | A kind of negative pressure sealing fire resistant doorsets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207988871U true CN207988871U (en) | 2018-10-19 |
Family
ID=63820401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820077319.8U Expired - Fee Related CN207988871U (en) | 2018-01-17 | 2018-01-17 | A kind of negative pressure sealing fire resistant doorsets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207988871U (en) |
-
2018
- 2018-01-17 CN CN201820077319.8U patent/CN207988871U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 Termination date: 20220117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |