CN202627663U - Rotary emergency unlocking device - Google Patents
Rotary emergency unlocking device Download PDFInfo
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- CN202627663U CN202627663U CN 201220224597 CN201220224597U CN202627663U CN 202627663 U CN202627663 U CN 202627663U CN 201220224597 CN201220224597 CN 201220224597 CN 201220224597 U CN201220224597 U CN 201220224597U CN 202627663 U CN202627663 U CN 202627663U
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Abstract
The utility model discloses a rotary emergency unlocking device which is used for unlocking a door lock from a handle outside a door in emergency. The door lock comprises a lock tongue, wherein the lock tongue comprises a locking pipe, an unlocking pipe, a connecting rod, a spring, an upper fixing piece and a lower fixing piece. By means of a handle device, the unlocking pipe is pulled upward and breaks away from the clamping and combining connection of the locking pipe, so that the locking pipe can revolve around the connecting rod, and a first plane used for butting against the lock tongue can also rotate with the locking pipe together. When a person outside the door pushes the door lock, the lock tongue acts on the first plane and rotates with the first plane and is slipped off, so that the unlocking is achieved. The rotary emergency unlocking device solves the problem of unlocking failure caused by dislocation in the prior art.
Description
Technical field
The utility model relates to the door lock field, relates in particular to a kind of rotary emergency unlocking device in passenger vehicle or rail car.
Background technology
The rotation tripper uses when emergency takes place at passenger vehicle drivers' cab partition door.Mostly the form that in the past adopted is the drawplate type device, like Fig. 1, shown in Figure 2, is the front and back of existing tripper structural representation; When being in an emergency, the passenger in the car can rotate said handle 18 through the handle 18 of emergency release draw ring 17; Can axis of rotation 16 rotations of another side be spurred backguys 14 thereby drive connecting rod 15, said backguy 14 connects a pull end 13; Because pull end connects moving core body 11, therefore, said moving core body 11 can move up along the fixed frame 10 of outer name; Because the protuberance 12 of adaptive door lock 20 dead bolts 21 is set on the said moving core body 11; So when said protuberance 12 also moves up, the dead bolt 21 that just staggered, thus directly push release.The dead bolt 21 because structural defective, the protuberance 12 of moving core body 11 often can not stagger fully causes often occurring in the use stuck phenomenon.And motionless phenomenon etc. appears drawing in the unreasonable meeting owing to backguy 14 designs when operation.
Therefore, prior art awaits improving and development.
Summary of the invention
The purpose of the utility model be to provide a kind of can be not stuck and the rotary emergency unlocking device of convenient for unlocking.
The technical scheme of the utility model is following:
A kind of rotary emergency unlocking device is used in emergency circumstances untiing the door lock with dead bolt from handle apparatus outdoors, wherein, comprising:
Locking pipe, it is provided with first plane that is used for against said dead bolt; In the said locking pipe the 3rd cavity is set;
The release pipe is provided with first cavity and second cavity in it, said first cavity and second cavity are communicated with, and the external diameter of said first cavity is greater than the external diameter of said second cavity;
Connecting rod, said connecting rod are cylindric, and said small end also is provided with first bulge loop, and said first bulge loop upper end is provided with a protuberance;
Spring, the external diameter of said spring be greater than the external diameter of said second cavity, simultaneously all less than the external diameter of said first bulge loop and said first cavity;
Upper fixing element, said upper fixing element comprises inner part and exterior part, and said exterior part is connected with inner part, and said inner part is provided with first circular hole;
Following fixture, said fixture down is provided with a groove;
The protuberance of said connecting rod is arranged in first circular hole of said upper fixing element; The lower end of said connecting rod is arranged in the said groove; Said release pipe from top to bottom is enclosed within on the said connecting rod with the locking pipe, and said connecting rod is arranged in said first cavity, second cavity and the 3rd cavity, and said spring housing is on said connecting rod; Said spring is arranged in said first cavity; And between said first bulge loop and said second cavity, said locking pipe closes with the release pipe clamp and is connected, and said release pipe connects said handle apparatus.
Described rotary emergency unlocking device, wherein, first cavity of said release pipe comprises that one is used to limit the opening of said release pipe generation rotation; Said inner part is positioned at said opening, and said exterior part is positioned at outside the said opening, said opening be wider than the wide of said inner part; While is wide less than said exterior part; Said exterior part is provided with second circular hole, on the position of corresponding second circular hole of said release pipe slotted hole is set, and said second circular hole passes said slotted hole and is spirally connected.
Described rotary emergency unlocking device; Wherein, Be provided for limiting first annular groove that said locking pipe moves up and down in the said connecting rod, second bulge loop of adaptive said first annular groove is set in the 3rd cavity of said locking pipe, said second bulge loop is arranged in said first annular groove.
Described rotary emergency unlocking device; Wherein, Said locking pipe is provided with the 3rd plane, Siping City's face, first vertical plane, second vertical plane, the 3rd vertical plane and first slope at the end near said release pipe; Said Siping City face one end connects the upper end of second vertical plane, and the other end connects the upper end of the 3rd vertical plane, and the lower end of said second vertical plane is connected to the upper end of first vertical plane through first slope; The lower end of said first vertical plane is connected through the 3rd plane with the lower end of the 3rd vertical plane, adaptive the 6th plane, the 5th plane, the 4th vertical plane, the 5th vertical plane, the 6th vertical plane and second slope of being provided with, the position that said release pipe is relative.
Described rotary emergency unlocking device, wherein, said first vertical plane is provided with second vertical plane is vertical.
The rotary emergency unlocking device of the utility model upwards spurs the release pipe through handle apparatus; The release pipe spins off from the engaging connection of locking pipe, thereby the locking pipe can be used for also can rotating together against first plane of dead bolt around said connecting rod generation rotation; When outdoors personnel promote door lock; Dead bolt acts on first plane, just can skid off along with the rotation of first plane, thereby realize release.The utility model has solved the problem that can dislocation occur in the present technology and cause the release failure.
Description of drawings
Fig. 1 is the front of existing tripper structural representation.
Fig. 2 is the back side of existing tripper structural representation.
Fig. 3 is the floor map of a kind of rotary tripper preferred embodiment of the utility model.
Fig. 4 is the sectional view of A-A among Fig. 3.
Fig. 5 is the stereogram of a kind of rotary tripper preferred embodiment of the utility model.
Fig. 6 is the explosive view of Fig. 5.
Fig. 7 closes the stereogram that is connected for release pipe in the utility model with the locking pipe clamp.
Fig. 8 A is the sketch map of a kind of rotary tripper of the utility model before release.
Fig. 8 B is the sketch map of a kind of rotary tripper of the utility model in release.
Fig. 8 C is the sketch map of a kind of rotary tripper of the utility model after release.
The specific embodiment
The utility model provides a kind of rotary emergency unlocking device, for purpose, technical scheme and the effect that makes the utility model is clearer, clear and definite, below with reference to accompanying drawing and give an actual example to the utility model further explain.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Like Fig. 3, Fig. 4, Fig. 5, shown in Figure 6; Be respectively floor map, sectional view, stereogram and the explosive view of a kind of rotary tripper preferred embodiment of the utility model; The rotary tripper of the utility model only is suitable for the door lock with dead bolt, is in order to let the people in case of emergency directly untie door lock from handle apparatus outdoors.It specifically comprises locking pipe 32, release pipe 35, connecting rod 37, spring 36, upper fixing element 38 and following fixture 30; Said locking pipe 32 is provided with first plane 33 that is used for against dead bolt, to the door lock with dual dead bolt, second plane 34 can be set also; Dead bolt is under the stopping on first plane 33 and second plane 34; Thereby realize the locking door lock, said connecting rod 37 be cylindric, and being arranged to cylindric is for locking pipe 32 can be rotated around connecting rod 37 when the release better; Said upper fixing element 38 all is fixed on the position like doorframe or body of wall with following fixture 30, is the fastening devices of the rotary tripper of whole the utility model.
Said upper fixing element 38 comprises inner part 63 and exterior part 62, and said inner part 63 is connected with exterior part 62, and the inner part 63 of said upper fixing element 38 is provided with first circular hole 61; Said connecting rod 37 upper ends are provided with a protuberance 42, and the protuberance 42 of said connecting rod 37 is arranged in first circular hole 61 of said upper fixing element, and said fixture 30 down is provided with a groove 60; The lower end of said connecting rod 37 is arranged in the said groove 60, and first cavity 45 and second cavity 46 are set in the said release pipe 35, and the external diameter of said first cavity 45 is greater than the external diameter of second cavity 46; Said first cavity 45 and second cavity 46 are communicated with, and the 3rd cavity 48 is set in the said locking pipe 35, and said release pipe 35 from top to bottom is enclosed within on the said connecting rod 37 with locking pipe 32; Said connecting rod 37 is arranged in said first cavity 45, second cavity 46 and the 3rd cavity 48; Said connecting rod 37 upper ends also are provided with first bulge loop 44, and the external diameter of said first bulge loop 44 and said first cavity 35 is all greater than the external diameter of said spring 36, and the external diameter of said spring 36 is greater than the external diameter of said second cavity 46; Said spring 36 is enclosed within on the said connecting rod 37; Said spring 36 is arranged in said first cavity 45, and between said first bulge loop 44 and said second cavity 46, like this; Spring 36 just can be limited between said first bulge loop 44 and said second cavity 46; When release pipe 35 upwards drew, deformation can take place in said spring 36, thereby said release pipe is produced a downward elastic force; Thereby release pipe 35 is resetted, and 35 engagings are connected said locking pipe 32 with the release pipe.Shown in Fig. 8 A, be the sketch map of the rotary emergency unlocking device of the utility model before release, when said locking pipe 32 engaged with release pipe 35, said locking pipe 32 can't rotate, thereby kept the fixing of first plane 33, and dead bolt just can't skid off.The handle apparatus that said release pipe 35 connects outdoors, said catcher device is a prior art, repeats no more at this, said handle apparatus only provides a pulling force on the vertical direction to release pipe 35.
Particularly; First cavity 45 of said release pipe 35 comprises that one is used to limit the opening 49 that rotation takes place said release pipe 35; Said inner part 63 is positioned at said opening 49, and said exterior part 62 is positioned at outside the said opening 49, said opening 49 be wider than the wide of said inner part 63; While is wide less than said exterior part 62; Said exterior part 62 is provided with second circular hole 43, on the position of said release pipe 35 corresponding second circular holes 43 slotted hole 41 is set, and said second circular hole 43 passes said slotted hole 41 and is spirally connected.For example pass second circular hole 43 and be fixed on a body or the wall, can realize the purpose of stationary links 37 with slotted hole 41 with the blast screw.Equally, following fixture uses the blast screw to be fixed on a body or the wall through the 3rd circular hole 31 is set.Because the aperture of slotted hole 41 is longer; Therefore the screw that explodes is fixed on also can realize interior among a small circle the moving up and down of release pipe 35 in the slotted hole 411; Because the restriction of opening 49 and exterior part 62; Rotation just can not take place in said release pipe 35, so when locking pipe 32 engage with release pipe 35, lock and manage 32 and can not rotate.
Shown in Fig. 3～6; The upper end of said release pipe 35 also is provided with and is used for the contiguous block 39 that is connected with the external door handle device; The 4th circular hole 40 is set on the said contiguous block 39; Said release pipe 35 corresponding positions are provided with the 5th circular hole 51, directly just can said contiguous block 39 be connected with said release pipe 35 with latch or iron wire.
As shown in Figure 4; The rotary tripper of the utility model; Preferred version is in said connecting rod 37, to be provided for limiting first annular groove 47 that said locking pipe 32 moves up and down, and second bulge loop 64 of adaptive said first annular groove 47 is set in the 3rd cavity 48 of said locking pipe 32, and said second bulge loop 64 is arranged in said first annular groove 47; Locking pipe 32 just can only be around connecting rod 37 rotations like this, and can not move up and down.
As shown in Figure 7; In the rotary tripper of the utility model; The concrete structure that release pipe 35 is connected with 32 engagings of locking pipe; Preferred version is at the end near said release pipe 35 the 3rd plane 83, Siping City's face 73, first vertical plane 84, second vertical plane 72, the 3rd vertical plane 82 and first slope 71 to be set at said locking pipe 32; Said Siping City face 73 1 ends connect the upper end of second vertical plane 72, and the other end connects the upper end of the 3rd vertical plane 82, and the lower end of said second vertical plane 72 is connected to the upper end of first vertical plane 84 through first slope 71; The lower end of said first vertical plane 84 is connected through the 3rd plane 83 with the lower end of the 3rd vertical plane 82, and the position that said release pipe 35 is relative is adaptive to be provided with the 6th plane 80, the 5th plane 78, the 4th vertical plane 75, the 5th vertical plane 77, the 6th vertical plane 79 and second slope 76.Locking pipe 32 just can engage on connecting rod 37 with release pipe 35 each other like this, and owing on locking pipe 32, be provided with first vertical plane 84, second vertical plane 72 and the 3rd vertical plane 82, and therefore with after release pipe 35 engages, said locking pipe 32 just can not be realized rotating.The height H of a said vertical plane 84, shown in Fig. 8 B, in case of emergency, handle apparatus 90 that can be through outdoors is with 35 pull-ups of release pipe; The height L that on release pipe 35, draws is greater than the height H of vertical plane 84, at this moment, if locking pipe 32 is after stressed counterclockwise; Shown in Fig. 8 C, will make under the effect on first slope 71, rotation takes place; After the 4th vertical plane 75 and second vertical plane 72 were collided, just restriction locking pipe 32 continued rotations and since locking pipe 32 revolve turn 90 degrees after; The dead bolt 21 of door lock 20 just can skid off, and therefore, said first vertical plane 84 is preferably vertical setting with second vertical plane 72.What pay special attention to is that said dead bolt 21 is managed first plane 33 on 32 against locking position rotates to be prerequisite can guarantee locking pipe 32, otherwise can limit the rotation of locking pipe 32.This is a principle known in those skilled in the art, repeats no more at this.After dead bolt 21 skids off, under the effect of spring, can release pipe 35 be resetted downwards, make locking pipe 32 also reset simultaneously.
The rotary tripper of the utility model, as long as principle is simple, and with release pipe 35 pull-up certain altitudes, can firmly locking pipe 32 be rotated, thus directly release, having avoided can be in emergency circumstances, the possibility that tripper is malfunctioning.
Should be understood that, concerning those of ordinary skills, can improve or conversion, and all these improvement and conversion all should belong to the protection domain of the utility model accompanying claims according to above-mentioned explanation.
Claims (5)
1. a rotary emergency unlocking device is used in emergency circumstances untiing the door lock with dead bolt from handle apparatus outdoors, it is characterized in that, comprising:
Locking pipe, it is provided with first plane that is used for against said dead bolt; In the said locking pipe the 3rd cavity is set;
The release pipe is provided with first cavity and second cavity in it, said first cavity and second cavity are communicated with, and the external diameter of said first cavity is greater than the external diameter of said second cavity;
Connecting rod, said connecting rod are cylindric, and said small end is provided with first bulge loop, and said first bulge loop upper end is provided with a protuberance;
Spring, the external diameter of said spring be greater than the external diameter of said second cavity, simultaneously all less than the external diameter of said first bulge loop and said first cavity;
Upper fixing element, said upper fixing element comprises inner part and exterior part, and said exterior part is connected with inner part, and said inner part is provided with first circular hole;
Following fixture, said fixture down is provided with a groove;
The protuberance of said connecting rod is arranged in first circular hole of said upper fixing element; The lower end of said connecting rod is arranged in the said groove; Said release pipe from top to bottom is enclosed within on the said connecting rod with the locking pipe, and said connecting rod is arranged in said first cavity, second cavity and the 3rd cavity, and said spring housing is on said connecting rod; Said spring is arranged in said first cavity; And between said first bulge loop and said second cavity, said locking pipe closes with the release pipe clamp and is connected, and said release pipe connects said handle apparatus.
2. rotary emergency unlocking device as claimed in claim 1; It is characterized in that first cavity of said release pipe comprises that one is used to limit the opening of said release pipe generation rotation, said inner part is positioned at said opening; Said exterior part is positioned at outside the said opening; Said opening be wider than the wide of said inner part, wide less than said exterior part simultaneously, said exterior part is provided with second circular hole; On the position of corresponding second circular hole of said release pipe slotted hole is set, said second circular hole passes said slotted hole and is spirally connected.
3. according to claim 1 or claim 2 rotary emergency unlocking device; It is characterized in that; Be provided for limiting first annular groove that said locking pipe moves up and down in the said connecting rod; Second bulge loop of adaptive said first annular groove is set in the 3rd cavity of said locking pipe, and said second bulge loop is arranged in said first annular groove.
4. rotary emergency unlocking device as claimed in claim 3; It is characterized in that; Said locking pipe is provided with the 3rd plane, Siping City's face, first vertical plane, second vertical plane, the 3rd vertical plane and first slope at the end near said release pipe; Said Siping City face one end connects the upper end of second vertical plane, and the other end connects the upper end of the 3rd vertical plane, and the lower end of said second vertical plane is connected to the upper end of first vertical plane through first slope; The lower end of said first vertical plane is connected through the 3rd plane with the lower end of the 3rd vertical plane, adaptive the 6th plane, the 5th plane, the 4th vertical plane, the 5th vertical plane, the 6th vertical plane and second slope of being provided with, the position that said release pipe is relative.
5. rotary emergency unlocking device as claimed in claim 4 is characterized in that, said first vertical plane is provided with second vertical plane is vertical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220224597 CN202627663U (en) | 2012-05-18 | 2012-05-18 | Rotary emergency unlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220224597 CN202627663U (en) | 2012-05-18 | 2012-05-18 | Rotary emergency unlocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202627663U true CN202627663U (en) | 2012-12-26 |
Family
ID=47380872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220224597 Expired - Lifetime CN202627663U (en) | 2012-05-18 | 2012-05-18 | Rotary emergency unlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202627663U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104563680A (en) * | 2015-01-21 | 2015-04-29 | 常州市百亿达尔轨道客车配件有限公司 | Emergency unlocking device |
| CN106907070A (en) * | 2017-05-02 | 2017-06-30 | 常州市百亿达尔轨道客车配件有限公司 | Emergency unlocking device used for rail vehicle |
-
2012
- 2012-05-18 CN CN 201220224597 patent/CN202627663U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104563680A (en) * | 2015-01-21 | 2015-04-29 | 常州市百亿达尔轨道客车配件有限公司 | Emergency unlocking device |
| CN104563680B (en) * | 2015-01-21 | 2017-02-22 | 常州市百亿达尔轨道客车配件有限公司 | Emergency unlocking device |
| CN106907070A (en) * | 2017-05-02 | 2017-06-30 | 常州市百亿达尔轨道客车配件有限公司 | Emergency unlocking device used for rail vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121226 |
|
| CX01 | Expiry of patent term |