CN112709507A - Sealed lock for rail transit - Google Patents
Sealed lock for rail transit Download PDFInfo
- Publication number
- CN112709507A CN112709507A CN202011583390.1A CN202011583390A CN112709507A CN 112709507 A CN112709507 A CN 112709507A CN 202011583390 A CN202011583390 A CN 202011583390A CN 112709507 A CN112709507 A CN 112709507A
- Authority
- CN
- China
- Prior art keywords
- lock
- dustproof sleeve
- rail transit
- sealed
- elastic sealing
- 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.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B77/00—Vehicle locks characterised by special functions or purposes
- E05B77/34—Protection against weather or dirt, e.g. against water ingress
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- Gasket Seals (AREA)
Abstract
The invention relates to the technical field of rail transit equipment, in particular to a sealed lockset for rail transit, which comprises a lock head arranged on an apron board, wherein a lock head gasket is arranged between the lock head and the apron board, the lock head is connected with a lock core, the lock core is positioned at the other side of the apron board, the tail end of the lock core is connected with a lock tongue mounting stud, a dustproof sleeve is connected on the lock tongue mounting stud, a sealing flat gasket is arranged between the dustproof sleeve and the apron board, an elastic sealing ring is sleeved on the dustproof sleeve and connected with the sealing flat gasket, two dustproof sleeve limiting nuts are sleeved on the lock tongue mounting stud and respectively positioned at the inner side and the outer side of the dustproof sleeve, the dustproof sleeve is of a bowl-shaped structure, a hole matched with the lock tongue mounting stud is formed in the bottom surface of the dustproof sleeve, a flanging parallel to the bottom surface is formed at the upper end of the side wall of the dustproof sleeve, the lock core is prevented from being, the reliability of the lockset is ensured.
Description
Technical Field
The invention relates to the technical field of rail transit equipment, in particular to a sealing lockset for rail transit.
Background
The rotary compression lock used on the rail transit cabin door or the apron board cannot have long-acting sealing performance, and under severe environment, outside silt liquid can enter the inner side of the apron board from a seam between the apron board and the apron board to corrode the lock cylinder, so that the lock cylinder fails, the cabin door or the apron board cannot be opened, the normal use operation of rail transit is influenced, and even serious accidents are caused.
Disclosure of Invention
The purpose of the invention is: the defects in the prior art are overcome, and the sealing lockset for the rail transit is provided.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a sealed tool to lock for track traffic, is including installing the tapered end on the skirtboard, be provided with the tapered end packing ring between tapered end and the skirtboard, the tapered end is connected with the lock core, the lock core is located the opposite side of skirtboard, the trailing end connection of lock core has spring bolt installation double-screw bolt, be connected with the dirt proof boot on the spring bolt installation double-screw bolt, be provided with sealed plain washer between dirt proof boot and the skirtboard.
Furthermore, the top of the dustproof sleeve is sleeved with an elastic sealing ring, and the elastic sealing ring is in contact connection with the sealing flat gasket.
Furthermore, the dust cover is of a bowl-shaped structure, a hole matched with the bolt mounting stud is formed in the bottom surface of the dust cover, a turned edge parallel to the bottom surface is formed in the upper end of the side wall of the dust cover, and the elastic sealing ring is located on the turned edge.
Furthermore, the elastic sealing ring comprises a fixing layer and an elastic sealing layer, the fixing layer is U-shaped, the shape and the size of the fixing layer are matched with the flanging of the dustproof sleeve, the elastic sealing layer is semicircular, the diameter of the semicircle is equal to the length of the long edge of the fixing layer, and one end of the fixing layer is connected with one end of the elastic sealing layer.
Furthermore, a first sealing layer is arranged between the elastic sealing ring and the sealing flat gasket.
Furthermore, two dustproof sleeve limiting nuts are further sleeved on the bolt mounting stud, and the two dustproof sleeve limiting nuts are respectively located on the inner side and the outer side of the dustproof sleeve.
And furthermore, a sealing layer II is arranged on the contact surface of the dustproof sleeve and the bolt mounting stud.
Furthermore, a third sealing layer is arranged on the contact surface of the lock cylinder and the sealing flat gasket.
The technical scheme adopted by the invention has the beneficial effects that:
1. the lock core is prevented from being corroded by external silt and damage liquid possibly caused to the lock by the sealing flat washer and the dustproof sleeve, and the reliability of the lock is guaranteed.
2. The dustproof sleeve limiting nut enables the lockset to be installed on plates with different thicknesses under the condition that the sealing performance is guaranteed not to be reduced.
3. The dustproof sleeve with the bowl-shaped structure can protect the lock cylinder from erosion of silt and corrosion of liquid in all directions.
4. The sealing grease is coated on the joint, and the sealant is coated on the thread, so that the sealing performance can be further improved, and the lock cylinder is protected from erosion of external silt and corrosion of liquid.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein
FIG. 1 is a cross-sectional view of a portion of the components of the present invention.
1-a lock head 2-a lock core 3-a bolt mounting stud 4-a lock head gasket 5-a sealing flat gasket 6-an elastic sealing ring 7-a dustproof sleeve 8-a dustproof sleeve limit nut 9-a bolt 10-a bolt limit nut 11-an apron board.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention. The present invention is described in detail by using schematic structural diagrams and the like, which are only examples and should not limit the protection scope of the present invention. In addition, the actual fabrication process should include three-dimensional space of length, width and depth.
The utility model provides a sealed tool to lock for track traffic, is including installing tapered end 1 on skirtboard 11, be provided with tapered end packing ring 4 between tapered end 1 and the skirtboard 11, tapered end 1 is connected with lock core 2, lock core 2 is located the opposite side of skirtboard 11, the trailing end connection of lock core 2 has spring bolt mounting stud 3, be connected with dirt proof boot 7 on the spring bolt mounting stud 3, be provided with sealed plain washer 5 between dirt proof boot 7 and the skirtboard 11, tapered end packing ring 4 can prevent that silt and corrosive liquids from getting into the skirtboard 11 inboardly from tapered end 1 and skirtboard 11, and sealed plain washer 5 and dirt proof boot 7 can prevent that silt and corrosive liquids from corroding lock core 2, promote the reliability of tool to lock under abominable operating mode.
And a first sealing layer is arranged between the elastic sealing ring 6 and the sealing flat gasket 5, and the first sealing layer can be a sealant or an oil film, so that the sealing performance is further improved. Two dustproof sleeve limiting nuts 8 are further sleeved on the bolt mounting stud 3, the two dustproof sleeve limiting nuts 8 are respectively located on the inner side and the outer side of the dustproof sleeve 7, and the distance from the bolt 9 to the lock head 1 can be adjusted by adjusting the bolt limiting nut 10 so as to adapt to different mounting environments. And a sealing layer II is arranged on the contact surface of the dustproof sleeve 7 and the bolt mounting stud 3, and the sealing layer I can be thread glue, so that the sealing performance is further improved. And a third sealing layer is arranged on the contact surface of the lock cylinder 2 and the sealing flat gasket 5, and the first sealing layer can be thread rubber, so that the sealing performance is further improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. The utility model provides a sealed tool to lock is used in track traffic which characterized in that: the lock comprises a lock head arranged on an apron board, a lock head gasket is arranged between the lock head and the apron board, the lock head is connected with a lock core, the lock core is positioned on the other side of the apron board, the tail end of the lock core is connected with a lock tongue mounting stud, a dustproof sleeve is connected onto the lock tongue mounting stud, and a sealing flat gasket is arranged between the dustproof sleeve and the apron board.
2. The sealed lock for rail transit of claim 1, wherein: the top of the dustproof sleeve is sleeved with an elastic sealing ring, and the elastic sealing ring is in contact connection with the sealing flat gasket.
3. The sealed lock for rail transit of claim 2, wherein: the dustproof cover is of a bowl-shaped structure, a hole matched with the bolt mounting stud is formed in the bottom surface of the dustproof cover, a turned edge parallel to the bottom surface is formed in the upper end of the side wall of the dustproof cover, and the elastic sealing ring is located on the turned edge.
4. The sealed lock for rail transit of claim 2, wherein: the elastic sealing ring comprises a fixing layer and an elastic sealing layer, the fixing layer is U-shaped, the shape and the size of the fixing layer are matched with the flanging of the dustproof sleeve, the elastic sealing layer is semicircular, the diameter of the semicircle is equal to the length of the long edge of the fixing layer, and one end of the fixing layer is connected with one end of the elastic sealing layer.
5. The sealed lock for rail transit of claim 2, wherein: and a first sealing layer is arranged between the elastic sealing ring and the sealing flat gasket.
6. The sealed lock for rail transit of claim 2, wherein: two dustproof sleeve limiting nuts are further sleeved on the lock tongue mounting stud and are respectively located on the inner side and the outer side of the dustproof sleeve.
7. The sealed lock for rail transit of claim 1, wherein: and a second sealing layer is arranged on the contact surface of the dustproof sleeve and the bolt mounting stud.
8. The sealed lock for rail transit of claim 7, wherein: and a third sealing layer is arranged on the contact surface of the lock cylinder and the sealing flat gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011583390.1A CN112709507A (en) | 2020-12-28 | 2020-12-28 | Sealed lock for rail transit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011583390.1A CN112709507A (en) | 2020-12-28 | 2020-12-28 | Sealed lock for rail transit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112709507A true CN112709507A (en) | 2021-04-27 |
Family
ID=75546974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011583390.1A Pending CN112709507A (en) | 2020-12-28 | 2020-12-28 | Sealed lock for rail transit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112709507A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005068957A (en) * | 2003-08-28 | 2005-03-17 | Yuhshin Co Ltd | Operating knob of key cylinder |
| JP2007138452A (en) * | 2005-11-15 | 2007-06-07 | Asmo Co Ltd | Actuator |
| CN202831896U (en) * | 2012-08-28 | 2013-03-27 | 北京三兴汽车有限公司 | Door cam lock |
| CN204186151U (en) * | 2014-10-27 | 2015-03-04 | 埃克森(天津)金属制品有限公司 | Safety rotating bolt is locked |
| JP2016160626A (en) * | 2015-02-27 | 2016-09-05 | 株式会社ユーシン | Lock device for fuel lid |
| CN206917459U (en) * | 2017-07-25 | 2018-01-23 | 广州锦宏科技有限公司 | The thin lock body adjustable car cabinet door lock of small angle tower |
| CN207453703U (en) * | 2017-07-25 | 2018-06-05 | 广州锦宏科技有限公司 | Big corner thickness lock body adjustable car cabinet door lock |
| CN110259273A (en) * | 2019-06-24 | 2019-09-20 | 重庆川仪速达机电有限公司 | A kind of waterproof electromagnetic lock |
| CN209443920U (en) * | 2018-09-25 | 2019-09-27 | 雷邦电气有限公司 | A kind of door closure blocking mechanism of novel box type transformer station |
| CN110735565A (en) * | 2019-10-11 | 2020-01-31 | 武汉中车长客轨道车辆有限公司 | adjustable four-corner lock device for railway vehicle |
-
2020
- 2020-12-28 CN CN202011583390.1A patent/CN112709507A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005068957A (en) * | 2003-08-28 | 2005-03-17 | Yuhshin Co Ltd | Operating knob of key cylinder |
| JP2007138452A (en) * | 2005-11-15 | 2007-06-07 | Asmo Co Ltd | Actuator |
| CN202831896U (en) * | 2012-08-28 | 2013-03-27 | 北京三兴汽车有限公司 | Door cam lock |
| CN204186151U (en) * | 2014-10-27 | 2015-03-04 | 埃克森(天津)金属制品有限公司 | Safety rotating bolt is locked |
| JP2016160626A (en) * | 2015-02-27 | 2016-09-05 | 株式会社ユーシン | Lock device for fuel lid |
| CN206917459U (en) * | 2017-07-25 | 2018-01-23 | 广州锦宏科技有限公司 | The thin lock body adjustable car cabinet door lock of small angle tower |
| CN207453703U (en) * | 2017-07-25 | 2018-06-05 | 广州锦宏科技有限公司 | Big corner thickness lock body adjustable car cabinet door lock |
| CN209443920U (en) * | 2018-09-25 | 2019-09-27 | 雷邦电气有限公司 | A kind of door closure blocking mechanism of novel box type transformer station |
| CN110259273A (en) * | 2019-06-24 | 2019-09-20 | 重庆川仪速达机电有限公司 | A kind of waterproof electromagnetic lock |
| CN110735565A (en) * | 2019-10-11 | 2020-01-31 | 武汉中车长客轨道车辆有限公司 | adjustable four-corner lock device for railway vehicle |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210427 |