CN102444335A - Door locking system for single-shaft track traffic safety door - Google Patents
Door locking system for single-shaft track traffic safety door Download PDFInfo
- Publication number
- CN102444335A CN102444335A CN2010105856443A CN201010585644A CN102444335A CN 102444335 A CN102444335 A CN 102444335A CN 2010105856443 A CN2010105856443 A CN 2010105856443A CN 201010585644 A CN201010585644 A CN 201010585644A CN 102444335 A CN102444335 A CN 102444335A
- Authority
- CN
- China
- Prior art keywords
- limiting plate
- latch hook
- door
- door lock
- butterfly type
- 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.)
- Granted
Links
Images
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention relates to a door locking system for a single-shaft track traffic safety door. The door locking system comprises a driving motor, a latch hook change gear, a limiting switch, a proximity switch, a door lock and a tension pulley, wherein the driving motor is arranged on a fixed door; the door lock and the tension pulley are arranged on the movable door; the driving motor, the door lock and the tension pulley are connected into a motion loop through a belt; the door lock is a single-shaft door lock, which comprises a lock body fixing seat, a main shaft, a butterfly-shaped limiting plate, a latch hook, a belt pulley, a belt joint buckling cover, an unlocking torsion spring, a locking torsion spring and a manual unlocking bracket; the main shaft is arranged on the lock body fixing seat; the butterfly-shaped limiting plate, the latch hook, the belt pulley and the belt joint buckling cover are sequentially connected to the main shaft; the unlocking torsion spring is arranged between the lock body fixing seat and the butterfly-shaped limiting plate; the locking torsion spring is arranged between the butterfly-shaped limiting plate and the latch hook; and the manual unlocking bracket is connected to the latch hook. The door lock is a single-shaft door lock, and a rotating component is connected by using a main shaft, so that the structure is simple, and the failure rate is lowered.
Description
Technical field
The present invention relates to safety door lock, particularly a kind of single-shaft variant door lock system for rail transit safety door.
Background technology
Safety door lock is one of core component of rail transit safety door.The door lock of current track traffic safety door generally adopts electromagnetic lock and mechanical lock.
Electromagnetic lock utilizes magnet to drive the tapered end action, needs the signal of telecommunication to move.Shortcoming is that the magnet reception signal of telecommunication needs a period of time, and the magnet action also needs the time.Lock body action hysteresis for some time.Reliability requirement to electromagnet is high.
The most complex structure of mechanical lock, bulky, and also drive disk assembly connection joint is many, and reliability is low.
Summary of the invention
The object of the invention in order to overcome the defective that above-mentioned prior art exists, provides a kind of simple in structure, reliable single-shaft variant door lock system for rail transit safety door exactly.
To achieve these goals; The present invention has adopted following technical scheme: a kind of single-shaft variant door lock system for rail transit safety door; Comprise the drive motors that is installed on the fixed gate, latch hook change gear, limit switch and near switch; And being installed in door lock and the regulating wheel on the dodge gate, drive motors, door lock and regulating wheel connect into moving loop through belt;
Described door lock is the single-shaft variant door lock, comprises lock body holder, main shaft, butterfly type limiting plate, latch hook, belt pulley, belt lacings buckle closure, release torsion spring, torsion spring and manual unlocking support lock; The lock body holder is fixed on the dodge gate, and main shaft is installed on the lock body holder, and butterfly type limiting plate, latch hook, belt pulley and belt lacings buckle closure are linked in sequence on main shaft; The release torsion spring is arranged between lock body holder and the butterfly type limiting plate, and the one of which end is fixed on the lock body holder, and the other end is fixed on the butterfly type limiting plate; The torsion spring that locks is arranged between butterfly type limiting plate and the latch hook, and the one of which end is fixed on the butterfly type limiting plate, and the other end is fixed on the latch hook; The belt lacings buckle closure is connected on the belt pulley and with belt and is fixed on the belt pulley; The manual unlocking support is connected on the latch hook.
Described butterfly type limiting plate is fixedly connected with main shaft, and this butterfly type limiting plate comprises the butterfly type fin of two difference both sides stretching, extension to the left and right, forms upper limit groove and lower limit groove between two fins.
Described lock body holder is provided with a connecting ring, and connecting ring is provided with first positive stop lug boss, and the main body of described release torsion spring is sleeved on this connecting ring, and described main shaft is connected with connecting ring; First positive stop lug boss stretches in the upper limit groove of butterfly type limiting plate.
Described latch hook and main shaft flexibly connect, and the latch hook front end is provided with an inclined-plane, and the rear portion is connected with the manual unlocking support, and the centre is provided with second positive stop lug boss in the side towards butterfly type limiting plate, and second positive stop lug boss stretches in the lower limit groove of butterfly type limiting plate.
Described belt pulley is fixedly connected with main shaft.
The present invention makes it compared with prior art owing to adopted above technical scheme, has following advantage and characteristics:
1, simple in structure: as to integrate butterfly type limiting plate, latch hook, belt pulley, belt lacings buckle closure.Lock body is connected with a main shaft with butterfly type limiting plate, latch hook, belt pulley, belt lacings buckle closure.
2, reliability is high: rotatable parts connect with a main shaft, and are simple in structure, and fault rate reduces.
Description of drawings
Fig. 1 is the overall structure sketch map of single-shaft variant door lock system for rail transit safety door of the present invention;
Fig. 2 is the structural representation of facing of the single-shaft variant door lock among the present invention;
Fig. 3 is the side-looking structural representation of the single-shaft variant door lock among the present invention;
Fig. 4, Fig. 5 are the decomposition texture sketch map of the single-shaft variant door lock among the present invention;
Fig. 6, Fig. 7, Fig. 8, Fig. 9 are the process of the closing the door sketch map of single-shaft variant door lock system for rail transit safety door of the present invention;
Figure 10, Figure 11, Figure 12, Figure 13 are the process of the opening the door sketch map of single-shaft variant door lock system for rail transit safety door of the present invention;
Figure 14, Figure 15 are the manual unlocking process sketch map of single-shaft variant door lock system for rail transit safety door of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is elaborated.
Referring to Fig. 1; Single-shaft variant door lock system for rail transit safety door of the present invention; Comprise the drive motors 1 that is installed on the fixed gate, latch hook change gear 2, limit switch 3 and near switch 4; And being installed in the door lock 5 and regulating wheel 6 on the dodge gate, drive motors 1, door lock 5 and regulating wheel 6 connect into moving loop through belt 7.
Referring to Fig. 2, Fig. 3, Fig. 4, Fig. 5; Door lock 5 among the present invention is the single-shaft variant door lock, comprises lock body holder 51, main shaft 52, butterfly type limiting plate 53, latch hook 54, belt pulley 55, belt lacings buckle closure 56, release torsion spring 57, torsion spring 58 and manual unlocking support 59 lock.Lock body holder 51 is fixed on the dodge gate, and main shaft 52 is installed on the lock body holder 51, and butterfly type limiting plate 53, latch hook 54, belt pulley 55 and belt lacings buckle closure 56 are linked in sequence on main shaft 52; Release torsion spring 57 is arranged between lock body holder 51 and the butterfly type limiting plate 53, and the one of which end is fixed on the lock body holder 51, and the other end is fixed on the butterfly type limiting plate 53; The torsion spring 58 that locks is arranged between butterfly type limiting plate 53 and the latch hook 54, and the one of which end is fixed on the butterfly type limiting plate 53, and the other end is fixed on the latch hook 54; Belt lacings buckle closure 56 is connected on the belt pulley 55 and with belt 7 and is fixed on the belt pulley; Manual unlocking support 59 is connected on the latch hook 54.
Butterfly type limiting plate 53 among the present invention is fixedly connected with main shaft 52, and this butterfly type limiting plate 53 comprises the butterfly type fin of two difference both sides stretching, extension to the left and right, forms upper limit groove 531 and lower limit groove 532 between two fins.
Latch hook 54 among the present invention flexibly connects with main shaft 52; The latch hook front end is provided with an inclined-plane 541; The rear portion is connected with manual unlocking support 59, and the centre is provided with second positive stop lug boss, 542, the second positive stop lug boss 542 in the side towards butterfly type limiting plate and stretches in the lower limit groove 532 of butterfly type limiting plate.
But the operating principle accompanying drawings of single-shaft variant door lock system for rail transit safety door of the present invention is following:
Door opening state such as Fig. 1, Fig. 2, shown in Figure 3.Main shaft 52 is under the effect of release torsion spring 57, by first positive stop lug boss, 512 location on the lock body holder.Latch hook 54 keeps level under torsion spring 58 effects that lock.
The process of closing the door such as Fig. 6, Fig. 7, Fig. 8, shown in Figure 9; Close gate signal and make motor 1 action; Drive belt pulleys 55 through belt 7 and move, move thereby drive dodge gate, when the inclined-plane that moves to latch hook 54 541 when latch hook change gear 2 on the fixed gate contacts; Latch hook change gear 2 promotes latch hook 54 and rotates 18 degree, and is as shown in Figure 7.After dodge gate put in place, latch hook 54 was under the effect of the torsion spring 58 that locks, and backward rotation 18 degree are returned to level again, form locking with latch hook change gear 2, like Fig. 8, shown in Figure 9, after the latch hook locking, obtain locking signal near switch 4.
The process of opening the door such as Figure 10, Figure 11, Figure 12, shown in Figure 13, under the dodge gate lock-out state, enabling signal makes motor 1 action.The driven by motor belt; Make belt pulley 55 rotate 18 degree; Thereby the dish-shaped limiting plate that drives main shaft 52 and be connected with main shaft 53 rotates 18 degree, and second positive stop lug boss 542 that dish-shaped limiting plate 53 drives again on the latch hook 54 rotates 18 degree, and latch hook is broken away from from latch hook change gear 2; Realize release, like Figure 10, shown in Figure 11.After latch hook 54 broke away from release with latch hook change gear 2, dodge gate was driven by belt and opens, and butterfly type limiting plate 53 resets under the effect of release torsion spring 57, and latch hook rotates 18 degree, is returned to level, like Figure 12, shown in Figure 13.
Manual unlocking process such as Figure 14, shown in Figure 15, manually handle pulling manual unlocking support 59 rotates, and drives latch hook 54 action releases, and signal is obtained in limit switch 3 actions simultaneously.
Claims (5)
1. single-shaft variant door lock system for rail transit safety door; Comprise the drive motors that is installed on the fixed gate, latch hook change gear, limit switch and near switch; And being installed in door lock and the regulating wheel on the dodge gate, drive motors, door lock and regulating wheel connect into moving loop through belt; It is characterized in that:
Described door lock is the single-shaft variant door lock, comprises lock body holder, main shaft, butterfly type limiting plate, latch hook, belt pulley, belt lacings buckle closure, release torsion spring, torsion spring and manual unlocking support lock; The lock body holder is fixed on the dodge gate, and main shaft is installed on the lock body holder, and butterfly type limiting plate, latch hook, belt pulley and belt lacings buckle closure are linked in sequence on main shaft; The release torsion spring is arranged between lock body holder and the butterfly type limiting plate, and the one of which end is fixed on the lock body holder, and the other end is fixed on the butterfly type limiting plate; The torsion spring that locks is arranged between butterfly type limiting plate and the latch hook, and the one of which end is fixed on the butterfly type limiting plate, and the other end is fixed on the latch hook; The belt lacings buckle closure is connected on the belt pulley and with belt and is fixed on the belt pulley; The manual unlocking support is connected on the latch hook.
2. single-shaft variant door lock system for rail transit safety door as claimed in claim 1; It is characterized in that: described butterfly type limiting plate is fixedly connected with main shaft; This butterfly type limiting plate comprises the butterfly type fin of two difference both sides stretching, extension to the left and right, forms upper limit groove and lower limit groove between two fins.
3. according to claim 1 or claim 2 single-shaft variant door lock system for rail transit safety door; It is characterized in that: described lock body holder is provided with a connecting ring; Connecting ring is provided with first positive stop lug boss; The main body of described release torsion spring is sleeved on this connecting ring, and described main shaft is connected with connecting ring; First positive stop lug boss stretches in the upper limit groove of butterfly type limiting plate.
4. according to claim 1 or claim 2 single-shaft variant door lock system for rail transit safety door; It is characterized in that; Described latch hook and main shaft flexibly connect, and the latch hook front end is provided with an inclined-plane, and the rear portion is connected with the manual unlocking support; The centre is provided with second positive stop lug boss in the side towards butterfly type limiting plate, and second positive stop lug boss stretches in the lower limit groove of butterfly type limiting plate.
5. single-shaft variant door lock system for rail transit safety door according to claim 1 is characterized in that: described belt pulley is fixedly connected with main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010585644 CN102444335B (en) | 2010-12-13 | 2010-12-13 | Door locking system for single-shaft track traffic safety door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010585644 CN102444335B (en) | 2010-12-13 | 2010-12-13 | Door locking system for single-shaft track traffic safety door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102444335A true CN102444335A (en) | 2012-05-09 |
| CN102444335B CN102444335B (en) | 2013-07-31 |
Family
ID=46007237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010585644 Active CN102444335B (en) | 2010-12-13 | 2010-12-13 | Door locking system for single-shaft track traffic safety door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102444335B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105089369A (en) * | 2015-09-01 | 2015-11-25 | 宁波多泰自动门有限公司 | Automatic door electric mortise lock and automatic door device |
| US11326368B2 (en) | 2017-05-02 | 2022-05-10 | Carrier Corporation | Lead screw latch |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030000014A (en) * | 2002-11-29 | 2003-01-03 | 박영환 | Locking device of an automatic door |
| JP2006097369A (en) * | 2004-09-30 | 2006-04-13 | Kokuyo Co Ltd | Locking device of storage system |
| WO2006115335A1 (en) * | 2005-04-04 | 2006-11-02 | Gab Sik Kim | Apparatus for door lock |
| KR100889484B1 (en) * | 2007-10-01 | 2009-03-19 | 주식회사 아이레보 | Apparatus for preventing drive motor from damage in digital door lock |
| CN201896511U (en) * | 2010-12-13 | 2011-07-13 | 上海嘉成轨道交通安全保障系统有限公司 | Monoaxial type safety door lock system for rail transit |
-
2010
- 2010-12-13 CN CN 201010585644 patent/CN102444335B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030000014A (en) * | 2002-11-29 | 2003-01-03 | 박영환 | Locking device of an automatic door |
| JP2006097369A (en) * | 2004-09-30 | 2006-04-13 | Kokuyo Co Ltd | Locking device of storage system |
| WO2006115335A1 (en) * | 2005-04-04 | 2006-11-02 | Gab Sik Kim | Apparatus for door lock |
| KR100889484B1 (en) * | 2007-10-01 | 2009-03-19 | 주식회사 아이레보 | Apparatus for preventing drive motor from damage in digital door lock |
| CN201896511U (en) * | 2010-12-13 | 2011-07-13 | 上海嘉成轨道交通安全保障系统有限公司 | Monoaxial type safety door lock system for rail transit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105089369A (en) * | 2015-09-01 | 2015-11-25 | 宁波多泰自动门有限公司 | Automatic door electric mortise lock and automatic door device |
| CN105089369B (en) * | 2015-09-01 | 2019-01-15 | 宁波多泰自动门有限公司 | A kind of automatically-controlled door electric mortise lock and automatic door device |
| US11326368B2 (en) | 2017-05-02 | 2022-05-10 | Carrier Corporation | Lead screw latch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102444335B (en) | 2013-07-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI447290B (en) | Attachment of the opening and closing device | |
| CN104631941B (en) | electric lock for door | |
| CN103046827B (en) | Locking and unlocking mechanism of power-driven sliding plug door | |
| CN101956376B (en) | Wing gate with automatic door opening function in power-off state | |
| CN201024856Y (en) | Theftproof door | |
| CN102444335B (en) | Door locking system for single-shaft track traffic safety door | |
| JP4072111B2 (en) | Power equipment | |
| KR100940747B1 (en) | Electrical opening door system for bus | |
| US20160129768A1 (en) | Bi-directional element drive system | |
| CN106848900A (en) | Front door of switch cabinet locking device and the switch cubicle using the locking device | |
| CN201896511U (en) | Monoaxial type safety door lock system for rail transit | |
| CN102444337B (en) | Connecting-rod locking device for moving door | |
| CN109209055A (en) | Blocking mechanism for sliding door and the gate with it | |
| CN201810074U (en) | Switch door mechanism of drawer type safe box | |
| CN110424839B (en) | Passive locking device of vehicle door | |
| CN108104621A (en) | Swing arm clutch and control method and arrangements for automotive doors and its door lock assembly | |
| CN104631957A (en) | Rail transit shielding door locking and unlocking device | |
| KR101428853B1 (en) | Semiplug-type sliding door system | |
| CN216406463U (en) | Electric switching mechanism of vehicle door lock system | |
| CN201695839U (en) | Door locking device of electric plug pulling door | |
| CN204125763U (en) | Drain control unit and apply its washing machine | |
| CN106013990A (en) | Electric locking device for half-height platform gate | |
| CN102190234A (en) | Door opening and closing device with lock for zero distance elevator | |
| CN202627691U (en) | Safety door lock device based on Geneva wheel evolving mechanism | |
| CN201981852U (en) | Antitheft and antiriot electronic lock with double-electromechanical converter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI JIACHENG RAILWAY TRANSPORTATION SAFETY SY Free format text: FORMER NAME: JIACHENG TRACK TRAFFIC SECURITY INSURONCE SYSTEM CO., LTD., SHANGHAI |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 200331, room 1, building 2889, No. 213 Qilian Mountains South Road, Shanghai, Putuo District Patentee after: SHANGHAI JIACHENG RAILWAY TRANSPORTATION SAFETY SYSTEM CO., LTD. Address before: 200331, room 1, building 2889, No. 213 Qilian Mountains South Road, Shanghai, Putuo District Patentee before: Jiacheng Track Traffic security Insuronce System Co., Ltd., Shanghai |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160324 Address after: 1, 105 floor, No. 200331, Qilian Mountains South Road, Shanghai, Putuo District, room 2, building 208, 2891 Patentee after: Shanghai Sanyi Motor Control System Tech. Co., Ltd. Address before: 200331, room 1, building 2889, No. 213 Qilian Mountains South Road, Shanghai, Putuo District Patentee before: SHANGHAI JIACHENG RAILWAY TRANSPORTATION SAFETY SYSTEM CO., LTD. |