CN207212173U - One kind is caught fire from triggering fire resistance rolling shutter door - Google Patents
One kind is caught fire from triggering fire resistance rolling shutter door Download PDFInfo
- Publication number
- CN207212173U CN207212173U CN201721008780.XU CN201721008780U CN207212173U CN 207212173 U CN207212173 U CN 207212173U CN 201721008780 U CN201721008780 U CN 201721008780U CN 207212173 U CN207212173 U CN 207212173U
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- China
- Prior art keywords
- fixed block
- fixed
- sliding block
- fusible link
- rolling shutter
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Abstract
The utility model discloses one kind to catch fire from triggering fire resistance rolling shutter door, it is one-off to solve fusible link, and fusible link is placed in card inframe, the person of being not convenient to use changes the problem of fusible link, its drip irrigation device is to include switch body, sliding block, fusible link and the bayonet lock for being vertically connected at sliding block, the bayonet lock contacts at fire resistance rolling shutter door lower edge, the switch body is provided with the accommodating body for being threadedly connected to sliding block, the accommodating body includes the fixed block for being connected to sliding block, it is movably connected on the fixed cylinder of fixed block, the fusible link that is arranged in fixed cylinder and the swivelling cover for being threadedly connected to fixed cylinder one end；The fixed block is movably connected on fixed cylinder, the both ends of the fusible link are connected to fixed block and swivelling cover, the sliding block is slid in switch body, and sliding block, away from spring is connected between fixed block end, reaches the effect for being conveniently replaceable fusible link away from fixed block end and switch body.
Description
Technical field
Technical field of fire control is the utility model is related to, more specifically, it relates to which one kind is caught fire from triggering fire resistance rolling shutter door.
Background technology
In the historical floods of human development, fire brings civilization and progress, light and warm to the mankind.But it is sometimes
The friend of the mankind, sometimes the enemy of mankind.Out of control fire, disaster will be caused to the mankind.With the continuous hair of society
Exhibition, while the wealth of society is increasing, the danger that fire occurs is caused also to increase, the harmfulness of fire is also increasingly
Greatly.
The Chinese patent that a notification number is CN103867105B is now retrieved, its patent name is that one kind is caught fire from triggering
Fire resistance rolling shutter door, for the technical scheme of the patent to be provided with spring and sliding block in switch body, both ends of the spring is separately fixed at switch body
On sliding block.Card frame is wholely set in switch body, one end of bayonet lock is fixed on sliding block, and bayonet lock passes card frame.Fusible link two
End is separately fixed on card frame and sliding block, and spring is in extended state.The bayonet lock other end is equiped with roller.Door-hinge and switch body exist
On supporter.Roller card sets fire-proof door curtain.When fire occurs, fusible link is blown, and spring contraction, bayonet lock is pulled, releasing pair
The constraint of fire-proof door curtain, fire-proof door curtain declines under gravity until closing, prevents fire spreading.
But the fusible link is one-off, and fusible link is placed in card inframe, and the person of being not convenient to use changes fusing
Silk.
Utility model content
The purpose of this utility model is to provide one kind and caught fire from triggering fire resistance rolling shutter door, reaches the effect for being conveniently replaceable fusible link
Fruit.
Above-mentioned technical purpose of the present utility model technical scheme is that：One kind is caught fire anti-from triggering
Fiery rolling screen door, including switch body, sliding block, fusible link and the bayonet lock for being vertically connected at sliding block, the bayonet lock contact at fireproof rolling
Curtain door lower edge, the switch body are provided with the accommodating body for being threadedly connected to sliding block, and the accommodating body includes being connected to consolidating for sliding block
Determine block, be movably connected on the fixed cylinder of fixed block, the fusible link being arranged in fixed cylinder and be threadedly connected to fixed cylinder one end
Swivelling cover；The fixed block is movably connected on fixed cylinder, and the both ends of the fusible link are connected to fixed block and swivelling cover,
The sliding block is slid in switch body, and sliding block is away from fixed block end and switch body away from being connected with spring between fixed block end.
Using above-mentioned technical proposal, fusible link is placed in inside accommodating body, in order to protect fusible link；Fixed block and fixed cylinder
Between sliding connection, be easy to after fusible link broken, spring pulls sliding block to drive fixed block to depart from fixed cylinder so that bayonet lock takes off
From fire resistance rolling shutter door；Fusible link both ends connect swivelling cover and fixed block respectively, in order to the replacing again of fusible link after use；
Original state, between fusible link and spring under mutual pulling function, bayonet lock contradicts in the bottom of fire-retardant folding door sliding block；Work shape
State, fusible link fracture, spring pull sliding block, and fixed block departs from fixed cylinder, and bayonet lock departs from fire resistance rolling shutter door bottom, so that anti-
Fiery rolling screen door declines automatically under gravity；Accommodating body is threadedly connected to framework, and fixed block, swivelling cover and fixed cylinder three can
Dismounting, in order to be changed installed in the fusible link of accommodating body, and it is easy to the quick plugged and fixed of accommodating body in switch body.
Further, the sliding block is provided with the gland that is threadedly coupled with fixed block, the fixed block and swivelling cover it is relative
Face is respectively provided with the stay hook of fixed fusible link.
Using above-mentioned technical proposal, the threaded connection between gland and fixed block, in order to which sliding block is under spring pulling
Sliding；The opposite face of fixed block and swivelling cover sets stay hook respectively, in order to which fusible link is buckled in stay hook, is easy to fusible link
Installation.
Further, two stay hooks are rotatably connected in swivelling cover and fixed block respectively.
Using above-mentioned technical proposal, connect a stay hook and be rotatably connected respectively in swivelling cover and fixed block so that stay hook can
The rotary moveable on swivelling cover and fixed block, swivelling cover threadingly rotates when avoiding the swivelling cover from being threadedly connected to fixed cylinder, causes
The situation that fusible link is twisted off occurs.
Further, the fixed cylinder is provided with insertion tube, and the fixed block is provided with the movable chamber for insertion tube grafting sliding；The work
Dynamic cavity wall is provided with the limit assembly for contacting at insertion tube outer wall.
Using above-mentioned technical proposal, connection is plugged together between fixed cylinder and fixed block, during in order to fire, after fusible link fracture
Sliding block drive bayonet lock depart from fire resistance rolling shutter door bottom；Limit assembly contacts at insertion tube outer wall, improves insertion tube in movable chamber
Stability, reducing, which influences the situation of tension balanced between fusible link and spring, occurs.
Further, the limit assembly include being arranged at the telescopic chute of movable cavity wall, be arranged at the ball of telescopic chute with
And the elastic component between ball and telescopic chute bottom is arranged at, the telescopic chute is provided with the seal ring that limitation ball departs from telescopic chute,
The insertion tube outer wall is provided with the groove contradicted for ball.
Using above-mentioned technical proposal, the elastic ball contradicted, improves insertion tube and is plugged in the smooth of movable chamber in telescopic chute
Degree；The seal ring of setting so that ball is difficult to come off in telescopic chute；The groove that insertion tube outer wall is set so that insertion tube is inserted with movable chamber
After the completion of connecing, ball is contacted in groove, to improve the stability of insertion tube and movable chamber grafting.
Further, the fixing barrel casing is connected to limiting plate, and the limiting plate contacts at switch body outer wall.
Using above-mentioned technical proposal, after accommodating body is threadedly connected to gland, limiting plate contacts at switch body outer wall, to keep away
For spring free when unused, extension spring pulls accommodating body sliding.
Further, the swivelling cover threaded connection fixed cylinder is threadedly connected to the screw thread lines phase of gland with fixed block
Together.
Using above-mentioned technical proposal, swivelling cover is threadedly connected to the screw thread of fixed cylinder and fixed block is threadedly connected to gland
Screw thread lines it is identical, to avoid fixed block when screw thread rotation is connected to gland, because swivelling cover is threadedly connected to fixed cylinder
Screw thread and fixed block be threadedly connected to the screw thread lines of gland on the contrary, and the situation that causes swivelling cover or fixed block to loosen
Occur, and in order to the installation of accommodating body.
Further, the outer wall of the swivelling cover is provided with non-slip texture.
Using above-mentioned technical proposal, the non-slip texture of rotation cover outer wall setting, in order to which swivelling cover is tightened against by user
Fixed cylinder, and fixed block are tightened against gland, improve the stability that accommodating body is fixed on sliding block.
In summary, the utility model has the advantages that：The original state of accommodating body, sliding block is in fusible link and bullet
Between spring under mutual pulling function, bayonet lock is contradicted in the bottom of fire-retardant folding door；Working condition, fusible link fracture, spring, which pulls, to be slided
Block, fixed block depart from fixed cylinder, and bayonet lock departs from fire resistance rolling shutter door bottom, so that fire resistance rolling shutter door is automatic under gravity
Decline；Accommodating body is threadedly connected to framework, and fixed block, swivelling cover and fixed cylinder three are detachable, in order to installed in accommodating body
Fusible link change, and be easy to the quick plugged and fixed of accommodating body in switch body；Limiter assembly causes insertion tube to be inserted with movable chamber
After the completion of connecing, ball is contacted in groove, to improve the stability of insertion tube and movable chamber grafting；Accommodating body is inserted through spliced eye spiral shell
Line is connected to sliding block, in order to the installation and removal of accommodating body；The Split type structure of accommodating body, in order to the replacing of fusible link.
Brief description of the drawings
Fig. 1 is the attachment structure schematic diagram of switch body in the present embodiment, switch body and accommodating body；
Fig. 2 is the attachment structure schematic diagram of accommodating body in the present embodiment, switch body and sliding block；
Fig. 3 is the accommodating body structural representation in the present embodiment；
Fig. 4 is enlarged drawing at A in Fig. 3.
In figure：1st, cross bar；11st, curtain plate；12nd, fire screen；2nd, bayonet lock；21st, roller；3rd, accommodating body；31st, swivelling cover；311、
Non-slip texture；32nd, limiting plate；33rd, fixed cylinder；331st, insertion tube；332nd, groove；34th, fusible link；35th, gland；36th, fixed block；
361st, movable chamber；362nd, thread groove；37th, stay hook；371st, swivel plate；38th, swivelling chute；381st, groove；4th, switch body；41st, open
Close intracoelomic cavity；42nd, spring；43rd, sliding block；44th, sliding wheel；5th, slip hole；51st, spliced eye；52nd, fixed plate；6th, ball；61st, seal
Ring；62nd, elastic component；63rd, telescopic chute；64th, screwed hole.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Embodiment：One kind is caught fire from fire resistance rolling shutter door is triggered, as shown in Figures 1 and 2, including switch body 4, switch body
4 inside are switch intracoelomic cavity 41, and the interior sliding of switch intracoelomic cavity 41 has sliding block 43；Sliding block 43, which slides, contacts at switch intracoelomic cavity 41
Upper/lower terminal is respectively arranged with sliding wheel 44 so that sliding block 43 slides more smooth in intracoelomic cavity 41 is switched；The court of sliding block 43
Spring 42 is connected with to the right side of switch intracoelomic cavity 41, the other end of spring 42 is connected to the right side wall of switch intracoelomic cavity 41.
The left side wall of switch body 4 is fixed plate 52, and is provided with slip hole 5 in fixed plate 52 and is placed in the lower end of slip hole 5
Spliced eye 51, bayonet lock 2 slides is plugged in spliced eye 51 in slip hole 5, accommodating body 3；It is welded with perpendicular to the left side wall of sliding block 43
Bayonet lock 2, the other end rotatable connection of bayonet lock 2 has roller 21, and roller 21 contacts at the bottom of cross bar 1, and the upper end of cross bar 1 is successively
It is connected with fire screen 12 and curtain plate 11；Bayonet lock 2 stretches under the elastic reaction of spring 42 to be slid in switch body 4；In spliced eye 51
It is plugged with accommodating body 3；Accommodating body 3 include being connected to the fixed block 36 of sliding block 43, plugged and fixed in switch body 4 fixed cylinder 33 with
And it is threadedly connected to the swivelling cover 31 of the one end of fixed cylinder 33；The left surface of sliding block 43 with spliced eye 53 is concentric is fitted with gland
35, the right-hand member of fixed block 36 is threadedly connected to gland 35, and the right-hand member of fixed cylinder 33 is plugged in the left end of fixed block 36；Fixed block 36
It is connected with fusible link 34 between swivelling cover 31, the fusible link 34 in the present embodiment uses nylon rope, and fixed cylinder 33 is more to be provided with
The copper cylinder in individual hole.
As shown in accompanying drawing 2 and accompanying drawing 3, the right-hand member of fixed block 36 is provided with the thread groove 362 being threadedly coupled with gland 35, fixed
The left end of block 36 offers movable chamber 361, the right-hand member welding insertion tube 331 of fixed cylinder 33, and the diameter of insertion tube 311 is less than fixed block 36
Diameter, the diameter of insertion tube 311 and the internal diameter of movable chamber 361 etc. are big, sliding between insertion tube 331 and movable chamber 361 to insert connection；Swivelling cover
31 have swivelling chute 38 and swivelling cover 31 with the center in movable chamber 361 offers with the opposed inner walls of fixed block 36
Connect the groove 381 of swivelling chute 38.
The internal rotation of swivelling chute 38 is connected with swivel plate 371, is connected with groove 381 and is perpendicularly fixed at consolidating for swivel plate 371
Determine hook 37, be to have fusible link 34 between two stay hooks 37, swivelling cover 31 when avoiding the swivelling cover 31 from being threadedly connected to fixed cylinder 33
Screw thread rotation, cause the situation that fusible link 34 twisted off to occur；Swivelling cover 31 is threadedly coupled fixed cylinder 33 and the spiral shell of fixed block 36
The screw thread lines that line is connected to gland 35 is identical, avoids fixed block 36 when screw thread rotation is connected to gland 35, because of rotation
Lid 31 is threadedly connected to the screw thread of fixed cylinder 33 and fixed block 36 is threadedly connected to the screw thread lines of gland 35 on the contrary, and causing
The situation that swivelling cover 31 or fixed block 36 loosen occurs；The outer wall of swivelling cover 31 is provided with non-slip texture 311, is easy to user will
Swivelling cover 31 is tightened against fixed cylinder 33, and fixed block 36 is tightened against gland 35, improves accommodating body 3 and is fixed on the steady of sliding block 43
It is qualitative.
The left side wall of fixed plate 52 contradicts limited location plate 32, and limiting plate 32 is fixed by socket in the outer wall of fixed cylinder 33 so that
Spring 42 pulls fusible link 34, and fusible link 34 drives limiting plate 32 to contact at the left side wall of fixed plate 52, so as to form fusible link 34
With the tension balanced between spring 42.
As shown in accompanying drawing 3 and accompanying drawing 4, the limit assembly for contacting at the inwall of movable chamber 361 is provided with insertion tube 331, spacing group
Part, which includes being arranged at telescopic chute 63, sliding that the outer wall of insertion tube 331 opens up towards inwall, to be connected to the ball 6 of telescopic chute 63 and supports
Touch the elastic component 62 between ball 6 and the inner of telescopic chute 63, the elastic component 62 in the present embodiment is spring.
Telescopic chute 63 is placed in the outer wall end screw thread of insertion tube 331 in telescopic chute 63 and connected not run through the groove of the inside and outside wall of insertion tube 331
It is connected to seal ring 61 so that ball 6 is difficult to depart from telescopic chute 63, and is placed in the outer wall end of insertion tube 331 in telescopic chute 63 and is provided with for seal ring
The screwed hole 64 of 61 threaded connections so that seal ring 61 and the junction of the outer wall of insertion tube 331 are smooth, are easy to insertion tube 331 with living
It is sliding between dynamic chamber 361 to insert connection；The inwall of movable chamber 361 and the concentric groove 332 offered for the conflict of ball 6 of telescopic chute 63,
So that after the completion of insertion tube 331 and the grafting of movable chamber 361, ball 6 is contacted in groove 332.
The course of work and principle：
Original state：It is threadedly coupled between fixed block 36 and gland 35, slides and insert between fixed block 36 and fixed cylinder 33
Connecing, swivelling cover 31 is threadedly connected to the other end of fixed cylinder 33, and fusible link 34 is connected between fixed block 36 and swivelling cover 31, this
When spring 42 and fusible link 34 between form tension balanced state, bayonet lock 2 contacts at the bottom of cross bar 1, and fire resistance rolling shutter door is limited
System is in initial position.
Working condition：When fusible link 34 is broken, spring 42 pulls sliding block 43 to be slid towards the right-hand member of switch body 4, now bayonet lock 2
Depart from the bottom of cross bar 1, fire resistance rolling shutter door, which glides, stops the intensity of a fire.Replacing state：Fixed block 36 is rotationally disengaged into gland 35, turned on
Swivelling cover 31, fusible link 34 is tied up on the stay hook 37 of swivelling cover 31, fusible link 34 is inserted in fixed cylinder 33, and fusible link 34 is another
One end mouth hanging slides fixed block 36 in slotting and fixed cylinder 33 on the stay hook 37 of fixed block 36；Finally accommodating body 3 is plugged in
Open the light body 4, is threadedly connected to gland 35, and spring 42 pulls fusible link 34, and limiting plate 32 contradicts and the left side of fixed plate 52.
Renewal process：Bayonet lock 2 is pulled out in switch body 4, gland 35 is back-outed into the rotation of fixed block 36, then new is housed
Body 3 is threadedly secured in gland 35.
Claims (8)
1. one kind is caught fire from triggering fire resistance rolling shutter door, including switch body (4), sliding block (43), fusible link (34) and vertical connection
Bayonet lock (2) in sliding block (43), the bayonet lock (2) contact at fire resistance rolling shutter door lower edge, it is characterized in that：The switch body (4)
Provided with the accommodating body (3) for being threadedly connected to sliding block (43), the accommodating body (3) includes being connected to the fixed block of sliding block (43)
(36) fixed cylinder (33), the fusible link (34) being arranged in fixed cylinder (33) and the screw thread of fixed block (36), are movably connected on
It is connected to the swivelling cover (31) of fixed cylinder (33) one end；The fixed block (36) is movably connected on fixed cylinder (33), the fusing
The both ends of silk (34) are connected to fixed block (36) and swivelling cover (31), and the sliding block (43) is slid in switch body (4), sliding
Block (43) is held away from fixed block (36) and is connected with spring (42) between remote fixed block (36) end of switch body (4).
2. one kind according to claim 1 is caught fire from triggering fire resistance rolling shutter door, it is characterized in that：The sliding block (43) be provided with
The opposite face of the gland (35) of fixed block (36) threaded connection, the fixed block (36) and swivelling cover (31) is respectively provided with
The stay hook (37) of fixed fusible link (34).
3. one kind according to claim 2 is caught fire from triggering fire resistance rolling shutter door, it is characterized in that：Two stay hooks (37)
It is rotatably connected respectively in swivelling cover (31) and fixed block (36).
4. one kind according to claim 3 is caught fire from triggering fire resistance rolling shutter door, it is characterized in that：The fixed cylinder (33) is provided with
Insertion tube (331), the fixed block (36) are provided with the movable chamber (361) for insertion tube (331) grafting；Movable chamber (361) inwall
Provided with the limit assembly for contacting at insertion tube (331) outer wall.
5. one kind according to claim 4 is caught fire from triggering fire resistance rolling shutter door, it is characterized in that：The limit assembly includes setting
The telescopic chute (63) that is placed in movable chamber (361) inwall, the ball (6) for being arranged at telescopic chute (63) and be arranged at ball (6) with
Elastic component (62) between telescopic chute (63) bottom, the telescopic chute (63) are provided with limitation ball (6) and depart from telescopic chute (63)
Seal ring (61), insertion tube (331) outer wall are provided with the groove (332) contradicted for ball (6).
6. one kind according to claim 1 is caught fire from triggering fire resistance rolling shutter door, it is characterized in that：Fixed cylinder (33) socket
Limited location plate (32), the limiting plate (32) contact at switch body (4) outer wall.
7. one kind according to claim 1 is caught fire from triggering fire resistance rolling shutter door, it is characterized in that：Swivelling cover (31) screw thread
The screw thread lines that the cylinder (33) that is connected is threadedly connected to gland (35) with fixed block (36) is identical.
8. one kind according to claim 7 is caught fire from triggering fire resistance rolling shutter door, it is characterized in that：Outside the swivelling cover (31)
Wall is provided with non-slip texture (311).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721008780.XU CN207212173U (en) | 2017-08-12 | 2017-08-12 | One kind is caught fire from triggering fire resistance rolling shutter door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721008780.XU CN207212173U (en) | 2017-08-12 | 2017-08-12 | One kind is caught fire from triggering fire resistance rolling shutter door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207212173U true CN207212173U (en) | 2018-04-10 |
Family
ID=61818560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721008780.XU Expired - Fee Related CN207212173U (en) | 2017-08-12 | 2017-08-12 | One kind is caught fire from triggering fire resistance rolling shutter door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207212173U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259197A (en) * | 2019-07-01 | 2019-09-20 | 四川贝强声学工程有限公司 | A kind of acoustic hood top module supporting mechanism |
| CN110613905A (en) * | 2019-10-16 | 2019-12-27 | 合肥工业大学 | Fire source isolation device for energy storage battery container |
-
2017
- 2017-08-12 CN CN201721008780.XU patent/CN207212173U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259197A (en) * | 2019-07-01 | 2019-09-20 | 四川贝强声学工程有限公司 | A kind of acoustic hood top module supporting mechanism |
| CN110259197B (en) * | 2019-07-01 | 2024-05-17 | 四川贝强声学工程有限公司 | Top module supporting mechanism of sound insulation cover |
| CN110613905A (en) * | 2019-10-16 | 2019-12-27 | 合肥工业大学 | Fire source isolation device for energy storage battery container |
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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: 20180410 Termination date: 20200812 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |