CN111593986A - Anti-clamping mechanism of shielding door - Google Patents
Anti-clamping mechanism of shielding door Download PDFInfo
- Publication number
- CN111593986A CN111593986A CN202010282833.7A CN202010282833A CN111593986A CN 111593986 A CN111593986 A CN 111593986A CN 202010282833 A CN202010282833 A CN 202010282833A CN 111593986 A CN111593986 A CN 111593986A
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- door
- shift fork
- welding assembly
- fixed
- pinch
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- 230000007246 mechanism Effects 0.000 title claims abstract description 25
- 238000003466 welding Methods 0.000 claims abstract description 18
- 238000003825 pressing Methods 0.000 abstract description 11
- 238000001514 detection method Methods 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000004888 barrier function Effects 0.000 description 13
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/40—Safety devices, e.g. detection of obstructions or end positions
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- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
Shield door prevent pressing from both sides mechanism, it includes the same two subassembly of preventing pressing from both sides, and every prevents pressing from both sides the subassembly and includes fixed plate, fixed axle, the guide pulley that prevents inclining, fixed axle one end vertical fixation is on the fixed plate side, and the other end sheathes in the guide pulley that prevents inclining and spacing on the fixed axle. Set up vertical microscler groove on the fixed plate, two prevent that the subassembly of pressing from both sides is movably fixed in the horizontal mounting groove of shield door machine girder through its microscler groove respectively, and every prevents inclining the lower extreme that the guide pulley is close to the left shift fork welding assembly of shield door respectively and the lower extreme of right shift fork welding assembly and can hold left shift fork welding assembly and right shift fork welding assembly. In the screw rod transmission door machine system of the passive locking device of the existing shielding door, the anti-clamping mechanism of the shielding door overcomes the defects that the middle part of the existing door body is difficult to realize and the lower part of the existing door body can hardly realize the function of preventing the obstacle detection, can easily realize the function of preventing the obstacle detection of the door body, and has simple structure and low production cost.
Description
Technical Field
The invention relates to a safety part of a shield door, in particular to an anti-clamping mechanism of the shield door.
Background
With the application of the subway shielded door in various cities, the operation quality of the shielded door is improved, and the safety of passengers is improved, which is very important. As a sliding door which is opened and closed with the train vehicle door, a locking device is arranged above each door. The locking device can prevent the door from being opened by external force after the sliding door is closed; when the sliding door is automatically opened, the locking device can be automatically released; still set up the barrier and detect the function, when the sliding door was closed the door and is hindered, the door system sensed there was the barrier to exist and release the power of closing the door, and the sliding door leaf can move opposite direction separately, and the system suggestion door body was closed the door and is hindered, and the door body is bounced to open, closes again, opens again, and whole process carries out 3 times, opens totally until the door body, releases the barrier.
The existing passive locking screw rod transmission gantry crane system of the shield door takes a motor and a screw rod as the driving body of the gantry crane system, a left-handed nut component and a right-handed nut component on the screw rod component and a sliding chute are taken as the guide mechanism of a sliding door, and the nut component and a passive locking mechanism form a locking device of the gantry crane. When the sliding door is closed, the left and right turnnuts respectively fall into the locking grooves in the passive locking device to realize the closing and locking functions of the sliding door. However, the screw rod transmission door machine system has the following defects: when the sliding door is in the closing process, in, when the lower extreme met the barrier, the door body produced certain bounce each other, in, the lower extreme clearance increase in the twinkling of an eye, the upper end clearance reduces, whole process leads to the door body upper end to drop easily, be horn mouth form, if meet less width barrier (like passenger's umbrella, book bag etc.), the spiral nut falls into the locking groove more easily under the effect of middle lower extreme bounce about the door body upper end, lead to the door body locking, make barrier detection function inefficacy, can not release the barrier, in serious cases, can cause bodily injury.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects in the prior art and provide an anti-pinch mechanism of a shielded door, so that the anti-pinch mechanism can still realize the function of preventing obstacles from detecting when the middle part and the lower end of a door body meet the obstacles.
The technical scheme adopted by the invention for solving the problems is as follows:
shield door prevent pressing from both sides mechanism, it includes the same two subassembly of preventing pressing from both sides, and every prevents pressing from both sides the subassembly and includes fixed plate, fixed axle, the guide pulley that prevents inclining, fixed axle one end vertical fixation is on the fixed plate side, and the other end sheathes in the guide pulley that prevents inclining and spacing on the fixed axle.
Preferably, set up vertical microscler groove on the fixed plate, two prevent that the clamping subassembly is movably fixed in the horizontal mounting groove of shield door owner girder through its microscler groove respectively, every prevent inclining the guide pulley and be close to shield door's left shift fork welding assembly's the lower extreme and right shift fork welding assembly's the lower extreme respectively and can hold left shift fork welding assembly and right shift fork welding assembly.
Preferably, the transverse mounting groove of the portal crane is a portal crane girder section bar groove, so that the existing portal crane girder can be fully utilized, and the structure of the portal crane girder is simplified.
Preferably, the anti-tilt guide wheel is limited on the fixed shaft by an elastic retainer ring for the shaft, so that the anti-tilt guide wheel is convenient to install and replace.
Preferably, vertical microscler groove has two that use the fixed axle to set up as two limits of center symmetry, can install better like this and adjust and prevent pressing from both sides the subassembly.
Compared with the prior art, the invention has the advantages that:
(1) in the passive locking device's of current shield door lead screw transmission door machine system, through this shield door prevent pressing from both sides the mechanism, overcome current door body middle part hardly realize, the lower part can not realize preventing the shortcoming of obstacle detection function almost, can easily realize the obstacle detection function of the door body to can shorten the time of a body debugging, maintenance and repair.
(2) The anti-pinch mechanism of the shielding door is simple in structure and low in production cost.
(3) The anti-pinch mechanism of the shield door can fully utilize the existing shield door structure, and the shield door is convenient to install, overhaul and maintain.
Drawings
FIG. 1 is a front view of the overall structure of a screen door anti-pinch mechanism according to an embodiment of the present invention when applied to a screen door.
Fig. 2 is an enlarged view of a portion a of fig. 1.
FIG. 3 is a schematic side view of the overall structure of the anti-pinch mechanism of the shield door according to the embodiment of the present invention when applied to the shield door.
FIG. 4 is a front view of the anti-pinch components of the anti-pinch mechanism of the screen door of the present invention.
FIG. 5 is a schematic view of an anti-pinch component of the anti-pinch mechanism of the screen door according to the embodiment of the present invention.
FIG. 6 is a schematic view of an anti-pinch mechanism of a screen door according to an embodiment of the present invention.
Detailed Description
The invention is further explained by the embodiment in the following with the attached drawings.
As shown in fig. 1-5, the anti-pinch mechanism of the screen door includes two anti-pinch components 3 with the same structure.
The anti-pinch component 3 comprises a fixing plate 10, a fixing shaft 13, an anti-tilt guide wheel 11 and a shaft elastic collar 12, wherein one end of the fixing shaft 13 is vertically fixed on the side surface of the fixing plate 10, and the other end of the fixing shaft is sleeved with the anti-tilt guide wheel 11 and is limited at one end of the fixing shaft 13 by the shaft elastic collar 12.
The fixing plate 10 is further provided with two vertical long grooves 101 symmetrically arranged by taking the fixing shaft 13 as a center, and the screw 6 passes through the long grooves 101 and then the fixing plate 10 is fixed on the groove 71 of the gantry crane main beam 7 through the gasket 62 and the nut 61.
The two anti-pinch assemblies 3 are movably fixed in the left and right of the transverse mounting groove 71 of the shield door machine through the long groove 101, and each anti-pinch guide wheel 11 is close to the lower end of the left shifting fork welding assembly 2 and the lower end of the right shifting fork welding assembly 4 of the shield door respectively and can support the lower ends of the left shifting fork welding assembly and the right shifting fork welding assembly.
Above-mentioned prevent pressing from both sides mechanism and can hold sliding door upper end left shift fork welded subassembly 2's lower extreme, right shift fork welded subassembly 4's lower extreme, prevent that left sliding door 1, 5 door heads of right sliding door correspond left shift fork welded subassembly 2, right shift fork welded subassembly 4 from meetting the slope that the barrier descends to the nut component 9 falls into locking groove 8 and the locking about the prevention, can not prevent realizing preventing the barrier and surveys the function.
The anti-tilt guide wheel 11 on the anti-pinch component 3 can be adjusted in the upper and lower positions through the long groove 101, and can also be adjusted in the left and right directions by means of the groove 71 in the door machine section bar 7, so that the contact gaps between the anti-tilt guide wheel 11 and the lower ends of the left shifting fork welding component 2 and the right shifting fork welding component 4 can be adjusted, and the door body can easily achieve the function of preventing obstacle detection at any position of the door body.
As shown in fig. 5, 6, the shield door is if meet less barrier at the in-process of closing the door at last, prevent that anti-tilt guide pulley 11 of pressing from both sides subassembly 3 can hold left shift fork welded assembly 2, right shift fork welded assembly 4, thereby make respectively with left shift fork welded assembly 2, the left and right nut 9 of screwing of right shift fork welded assembly 4 connection can not rotate, therefore, the left and right nut 9 of screwing can not fall into the locking groove 8, consequently, the horizontal sliding door of shield door can not be closed, at this moment, the barrier can give sliding door reaction force, the system suggestion door body is closed the door and is hindered, the door body flicks, reclose, reopen, whole process carries out 3 times, open completely until the door body, release the barrier, thereby can also realize the function that the barrier detected.
Claims (5)
1. Anti-pinch mechanism of shield door, its characterized in that: the anti-pinch device comprises two same anti-pinch components, each anti-pinch component comprises a fixed plate, a fixed shaft and an anti-tilt guide wheel, one end of the fixed shaft is vertically fixed on the side face of the fixed plate, and the other end of the fixed shaft is sleeved with the anti-tilt guide wheel and is limited on the fixed shaft.
2. The screen door anti-pinch mechanism of claim 1, wherein: set up vertical microscler groove on the fixed plate, two prevent that the clamp subassembly is movably fixed in the left and right of the horizontal mounting groove of shield door machine girder through its microscler groove respectively, every prevent inclining the guide pulley and be close to the lower extreme of the left shift fork welding assembly of shield door and the lower extreme of right shift fork welding assembly respectively and can hold left shift fork welding assembly and right shift fork welding assembly.
3. The screen door anti-pinch mechanism of claim 2, wherein: the transverse mounting groove of the door crane main beam of the shielding door is a section bar groove of the door crane main beam.
4. The screen door anti-pinch mechanism of claim 2, wherein: the anti-inclination guide wheel is limited on the fixed shaft by an elastic retainer ring for the shaft.
5. The screen door anti-pinch mechanism of claim 2, wherein: the two long-shaped grooves are symmetrically arranged on two sides by taking the fixed shaft as the center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010282833.7A CN111593986B (en) | 2020-04-13 | 2020-04-13 | Anti-clamping mechanism of shielding door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010282833.7A CN111593986B (en) | 2020-04-13 | 2020-04-13 | Anti-clamping mechanism of shielding door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111593986A true CN111593986A (en) | 2020-08-28 |
| CN111593986B CN111593986B (en) | 2022-10-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010282833.7A Active CN111593986B (en) | 2020-04-13 | 2020-04-13 | Anti-clamping mechanism of shielding door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111593986B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1059176A (en) * | 1996-08-21 | 1998-03-03 | Toyo Electric Mfg Co Ltd | Door opening/closing device |
| CN1712659A (en) * | 2004-06-16 | 2005-12-28 | 纳博特斯克株式会社 | Platform shielded door device |
| JP2015520062A (en) * | 2012-08-31 | 2015-07-16 | ザ コリア トランスポート インスティテュート | Platform screen door open / close control method |
| CN105350854A (en) * | 2015-11-25 | 2016-02-24 | 宁波南车时代传感技术有限公司 | Passive locking device for door system of urban rail vehicle and public bus |
| CN207328437U (en) * | 2017-10-18 | 2018-05-08 | 北京天乐泰力科技发展有限公司 | A kind of screen door in rail transit with anti-pinch device |
| CN110644891A (en) * | 2019-09-09 | 2020-01-03 | 广州浔沣轨道交通科技股份有限公司 | Novel ground urban rail subway shield door control system |
-
2020
- 2020-04-13 CN CN202010282833.7A patent/CN111593986B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1059176A (en) * | 1996-08-21 | 1998-03-03 | Toyo Electric Mfg Co Ltd | Door opening/closing device |
| CN1712659A (en) * | 2004-06-16 | 2005-12-28 | 纳博特斯克株式会社 | Platform shielded door device |
| JP2015520062A (en) * | 2012-08-31 | 2015-07-16 | ザ コリア トランスポート インスティテュート | Platform screen door open / close control method |
| CN105350854A (en) * | 2015-11-25 | 2016-02-24 | 宁波南车时代传感技术有限公司 | Passive locking device for door system of urban rail vehicle and public bus |
| CN207328437U (en) * | 2017-10-18 | 2018-05-08 | 北京天乐泰力科技发展有限公司 | A kind of screen door in rail transit with anti-pinch device |
| CN110644891A (en) * | 2019-09-09 | 2020-01-03 | 广州浔沣轨道交通科技股份有限公司 | Novel ground urban rail subway shield door control system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111593986B (en) | 2022-10-25 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210412 Address after: No.138 Zhenyong Road, Yongjiang Industrial Park, Jiangbei District, Ningbo City, Zhejiang Province Applicant after: NINGBO CRRC TIMES TRANSDUCER TECHNOLOGY Co.,Ltd. Address before: 315111 Minglun village, Wuxiang Township, Yinzhou District, Ningbo City, Zhejiang Province Applicant before: NINGBO CRRC TIMES ELECTRIC EQUIPMENT Co.,Ltd. |
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| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20240205 Address after: 315111 Minglun village, Wuxiang Township, Yinzhou District, Ningbo City, Zhejiang Province Patentee after: NINGBO CRRC TIMES ELECTRIC EQUIPMENT CO.,LTD. Country or region after: China Address before: No.138 Zhenyong Road, Yongjiang Industrial Park, Jiangbei District, Ningbo City, Zhejiang Province Patentee before: NINGBO CRRC TIMES TRANSDUCER TECHNOLOGY Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |