CN110259273A - A kind of waterproof electromagnetic lock - Google Patents
A kind of waterproof electromagnetic lock Download PDFInfo
- Publication number
- CN110259273A CN110259273A CN201910547818.8A CN201910547818A CN110259273A CN 110259273 A CN110259273 A CN 110259273A CN 201910547818 A CN201910547818 A CN 201910547818A CN 110259273 A CN110259273 A CN 110259273A
- Authority
- CN
- China
- Prior art keywords
- front cover
- sealing ring
- shell
- iron core
- core
- 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
Links
- 238000007789 sealing Methods 0.000 claims abstract description 92
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 57
- 239000008358 core component Substances 0.000 claims description 19
- 229910052742 iron Inorganic materials 0.000 claims 1
- 230000005855 radiation Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 239000000428 dust Substances 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 6
- 239000000306 component Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001595 contractor effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/002—Weather or dirt protection
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/0041—Damping means
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0002—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
- E05B47/0003—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets having a movable core
- E05B47/0004—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets having a movable core said core being linearly movable
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/02—Movement of the bolt by electromagnetic means; Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means
- E05B47/026—Movement of the bolt by electromagnetic means; Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means the bolt moving rectilinearly
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Sealing Devices (AREA)
Abstract
The invention discloses a kind of waterproof electromagnetic locks, including shell and the front cover and rear cover that are separately mounted to shell rear and front end, it is equipped in shell through front cover and the dynamic iron core being only axially movable and the electromagnetic assembly with dynamic iron core cooperation, be provided between dynamic iron core and front cover can axial stretching sealing shroud, first sealing ring is installed between front cover and shell, second sealing ring is installed between rear cover and shell, sealing shroud seals up the movable gap between dynamic iron core and front cover, even if dynamic iron core axial movement nor affects on sealing effect, first sealing ring and the second sealing ring seal up the gap at shell both ends respectively, water proof and dust proof effect is good, extend the service life of this waterproof electromagnetic lock.
Description
Technical field
The present invention relates to technical field of rail traffic and electromagnetic lock technical fields, use more particularly to a kind of track shield door
Waterproof electromagnetic lock.
Background technique
Screen door in rail transit system is the subjects such as a set electron, communication, machinery, building and aesthetics in the high-tech of one
Skill product is the indispensable facility for modernizing the engineerings such as subway, light rail and bus rapid transit, it is arranged along platform edge, by train
It is isolated with platform waiting room.Existing screen door in rail transit is generally sealed by solenoid valve/lock control, using extensive, but due to
Screen door in rail transit is an exposure in air, so influencing vulnerable to various factors such as moisture, dusts, high failure rate uses the longevity
It orders short.
Therefore those skilled in the art are dedicated to developing a kind of waterproof electromagnetic lock that water proof and dust proof effect is good.
Summary of the invention
In view of the above drawbacks of the prior art, technical problem to be solved by the invention is to provide a kind of water proof and dust proof effects
The good waterproof electromagnetic lock of fruit.
To achieve the above object, the present invention provides a kind of waterproof electromagnetic lock, including shell and it is separately mounted to the shell
The front cover and rear cover of body rear and front end, be equipped in the shell through the front cover and the dynamic iron core that is only axially movable and
With the dynamic iron core cooperation electromagnetic assembly, be provided between the dynamic iron core and the front cover can axial stretching sealing shroud,
First sealing ring is installed between the front cover and the shell, the second sealing is installed between the rear cover and the shell
Circle.
The sealing shroud is made of dynamic core sealing ring, the elastic corrugated set in middle part and front cover sealing ring, the dynamic core sealing ring
It is tightly connected with the side wall of the dynamic iron core, the front cover sealing ring and the front cover are tightly connected, and the middle part is elastic corrugated
The front end of set is connect with the rear end of the dynamic core sealing ring, and rear end is connect with the rear end of the front cover sealing ring.
The front end of the elastic corrugated set in middle part is also connected with the rear end of a taper buffer part, before the taper buffer part
End is connect with the rear end of the dynamic core sealing ring.
The elastic corrugated set in middle part is made of the first connecting portion and second connecting portion radially outward turned down, and described first
The front end of interconnecting piece is connect with the rear end of the taper buffer part, and rear end is connect with the front end of the second connecting portion;Described
The rear end of two interconnecting pieces is connect with the rear end of the front cover sealing ring.
The dynamic core sealing ring is provided with front and back arranged in parallel at least two, two adjacent dynamic core sealing rings it
Between be provided with the connection of one first clamping ring, the inner sidewall of first clamping ring is tightly attached in the sidewall surfaces of the dynamic iron core.
The connection of the second clamping ring is provided between the elastic corrugated set of the front cover sealing ring and the middle part, described second connects
The inner sidewall of adapter ring is tightly attached on the surface of the front cover.
The front cover is provided with axial raised guide ring around the lock core, and the bottom of the guide ring is provided with accommodating
The inner sidewall of the seal groove of the front cover sealing ring, second clamping ring is tightly attached on the outer surface of guide ring.
The electromagnetic assembly includes being provided with one on the inside of the lock core component being mounted in the dynamic iron core, the front cover
Axial connecting hole, the connecting hole interference fit are equipped with an axial rotation stop guide post, and the lock core component is provided with set
Connect the sliding block in the rotation stop guide post.
The first resilient cushion is also socketed in the dynamic iron core, the front end of the lock core component is arranged in first resilient cushion
Between face and the rear end face of the front cover.
The electromagnetic assembly further includes being axially mounted to the intracorporal magnetic conductive cover set of the shell, the front end diameter of the lock core component
There is one stroke stop collar to being extended, the front end of the magnetic conductive cover set is fixedly installed with positioned at stroke limit ring rear
Second resilient cushion.
The beneficial effects of the present invention are: waterproof electromagnetic lock of the invention, including shell and it is separately mounted to two before and after shell
The front cover and rear cover at end, are equipped in shell through front cover and the dynamic iron core being only axially movable and the electricity with dynamic iron core cooperation
Magnetic assembly, be provided between dynamic iron core and front cover can axial stretching sealing shroud, the first sealing is installed between front cover and shell
Circle, is equipped with the second sealing ring between rear cover and shell, sealing shroud seals up the movable gap between dynamic iron core and front cover, even if
Dynamic iron core axial movement nor affects on sealing effect, and the first sealing ring and the second sealing ring seal up the seam at shell both ends respectively
Gap, water proof and dust proof effect is good, extends the service life of this waterproof electromagnetic lock.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is structure sectional view of the invention;
Fig. 3 is the structural schematic diagram of sealing shroud;
Fig. 4 is the structure sectional view of sealing shroud.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples, it should be noted that, in the description of the present invention,
The orientation or positional relationship of the instructions such as term " on ", "lower", "left", "right", "inner", "outside" be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, construct and operate in a particular manner, therefore be not considered as limiting the invention.Term " the
One ", " second ", " third " etc. are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
As shown in Figures 1 to 4, a kind of waterproof electromagnetic lock, including shell 1 and before being separately mounted to 1 rear and front end of shell
Lid 2 and rear cover 3, are equipped in shell 1 through front cover 2 and the dynamic iron core 4 being only axially movable and the electricity cooperated with dynamic iron core 4
Magnetic assembly, be provided between dynamic iron core 4 and front cover 2 can axial stretching sealing shroud 5, be equipped with first between front cover 2 and shell 1
Sealing ring 6, is equipped with the second sealing ring 7 between rear cover 3 and shell 1, sealing shroud 5 seals up the work between dynamic iron core 4 and front cover 2
Dynamic gap, even if the axial movement of dynamic iron core 4 nor affects on sealing effect, the first sealing ring 6 and the second sealing ring 7 seal up respectively
The gap at 1 both ends of shell, water proof and dust proof effect is good, extends the service life of this waterproof electromagnetic lock.
Sealing shroud 5 is made of dynamic core sealing ring 51, the elastic corrugated set 52 in middle part and front cover sealing ring 53, moves core sealing ring 51
Be tightly connected with the side wall of dynamic iron core 4, front cover sealing ring 53 and front cover 2 are tightly connected, the front end of the elastic corrugated set 52 in middle part with
The rear end connection of dynamic core sealing ring 51, rear end is connect with the rear end of front cover sealing ring 53;The elastic corrugated set 52 in middle part from radial direction to
The first connecting portion 521 and second connecting portion 522 of outer fold are constituted, front end and the taper buffer part 54 of first connecting portion 521
Rear end connection, rear end is connect with the front end of second connecting portion 522;Behind the rear end of second connecting portion 522 and front cover sealing ring 53
The sum of the length of end connection, first connecting portion 521 and second connecting portion 522 is greater than the shift motion of dynamic iron core 4, in dynamic iron core 4
When not extending, the angle between first connecting portion 521 and second connecting portion 522 is acute angle, can reserve enough elongations in this way
Length, it is ensured that do not touch front cover sealing ring 53 and dynamic core sealing ring 51, can preferably maintain the state of sealing.
Further, the front end of the elastic corrugated set 52 in middle part is also connected with the rear end of a taper buffer part 54, taper buffering
The front end in portion 54 is connect with the rear end of dynamic core sealing ring 51, and buffering when taper buffer part 54 is moved axially as dynamic iron core 4 is kept away
Exempt from directly to pull the elastic corrugated set 52 in middle part generation fatigue under high-frequency effect.
In order to reinforce sealing effect, dynamic core sealing ring 51 is provided with arranged in parallel at least two in front and back, two adjacent
The connection of one first clamping ring 55 is provided between dynamic core sealing ring 51, the inner sidewall of the first clamping ring 55 is tightly attached to dynamic iron core 4
In sidewall surfaces;The connection of the second clamping ring 56, the second connection are provided between the elastic corrugated set 52 of front cover sealing ring 53 and middle part
The inner sidewall of circle 56 is tightly attached on the surface of front cover 2.
Further, front cover 2 is provided with axial raised guide ring 8 around lock core 4, and the bottom of guide ring 8 is provided with appearance
The seal groove of front cover sealing ring 53 is set, the inner sidewall of the second clamping ring 56 is tightly attached on the outer surface of guide ring 8.
In conclusion by least two dynamic core sealing rings 51, the first clamping ring 55, the second clamping ring 56 and front cover sealing ring
Gap is sealed between 53 pairs of dynamic iron cores 4 and front cover 2, and the elastic corrugated set 52 in middle part ensures to pull when dynamic iron core 4 is mobile
Above-mentioned each sealing structure guarantees sealing effect.
In addition, the front-end surface of shell 1 is provided with the first mounting groove, rear end surface is provided with the second mounting groove, and first is close
Seal 6 is mounted in the first mounting groove by shell 1 and the clamping of front cover 2, and the second sealing ring 7 is mounted on by shell 1 and the clamping of rear cover 3
In second mounting groove, the first sealing ring 6 and the second sealing ring 7 are sealed the inner space of shell 1, further strengthen waterproof
Dust-proof effect.
In the present embodiment, in order to guarantee the real-time sealing effect of sealing shroud 5 and extend the service life of sealing shroud 5, institute
Must assure that its activity axial as far as possible in activity, and it is avoided radially to shake, radial shake can laterally pull sealing shroud 5,
It will lead to radial one end during pullling to be squeezed, the radial other end is pullled and leaks out gap, does not have thus anti-
The dust-proof effect of water, and the radial sealing effect of sealing shroud 5 can be weakened after long-time use, so at this time must strict guarantee
Dynamic iron core 4 is axially moveable in service life and cannot radially shake can not circumferentially rotate.
So further, electromagnetic assembly includes being arranged on the inside of the lock core component 9 being mounted in dynamic iron core 4, front cover 2
There is an axial connecting hole, connecting hole interference fit is equipped with an axial rotation stop guide post 10, and lock core component 9 is provided with socket
Sliding block 30 in rotation stop guide post 10, lock core component 9 slide axially through sliding block 30 along rotation stop guide post 10, due to front cover 2 with
It is good that the interference fit mounting means of rotation stop guide post 10 is fixedly connected with effect, fixation, it is ensured that lock core component 9 and dynamic iron core 4
It will not circumferentially rotate;The first oilless bearing 24 is additionally provided between dynamic iron core 4 and front cover 2, between dynamic iron core 4 and magnetic conduction pedestal 16
It is additionally provided with the second oilless bearing 25, rotation stop guide post 10, the first oilless bearing 24 and the second oilless bearing 25 ensure dynamic iron core 4
It is more straight smooth when moving axially, it is ensured that dynamic iron core 4 will not radially shake and will not circumferentially rotate.
The first resilient cushion 11 is also socketed in dynamic iron core 4, the front end face of lock core component 9 is arranged in before in the first resilient cushion 11
Between the rear end face of lid 2;Electromagnetic assembly further includes the magnetic conductive cover set 12 being axially mounted in shell 1, the front end diameter of lock core component 9
There is an one stroke stop collar 13 to being extended, the front end of magnetic conductive cover set 12 is fixedly installed with the positioned at 13 rear of stroke limit ring
Two resilient cushions 14;First resilient cushion 11 and the second resilient cushion 14 absorb dynamic iron core 4 axially move to top or on earth when vibration, keep away
Exempt from lock core component 9 directly to contact with front cover 2 or magnetic conductive cover set 12 and generate vibration.
In addition, dynamic iron core 4 is that it is rigid unitary relative to the existing maximum difference of electromagnetic lock on the market, tool
There is the advantages of movement speed is fast, will not shake.
Electromagnetic assembly further includes the magnetic conduction pedestal 16 for being mounted on 1 inside rear end of shell, is equipped with axial direction on magnetic conduction pedestal 16
Sleeve 17, coil rack 18 and coil component 19, shell 1, magnetic conductive cover cover 12, coil component 19, coil rack 18, sleeve
17, lock core component 9 and dynamic iron core 4 are successively socketed from outside to inside, and lock core component 9 is provided with an elastic pin 15 and dynamic iron core 4 is solid
Fixed connection, the rear end of dynamic iron core 4 axially penetrates through magnetic conduction pedestal 16 and extend into that rear cover 3 surrounds connects in electric cavity 20.
The leading inside of magnetic conduction pedestal 16 is provided with the lock core accommodation groove of axial accommodating 9 rear end of lock core component, lock core component 9
It is inside provided with the spring housing 21 around dynamic iron core 4, the middle part of dynamic iron core 4 is socketed with spring 22, and spring 22 is stretched in spring housing 21
Contracting activity, the middle part of dynamic iron core 4 are provided with the spring radially extended and contradict circle 23, and the clamped spring that is mounted on of spring 22 contradicts circle
Between 23 and the bottom of lock core accommodation groove, rear cover 3 includes the sensor 29 for being equipped with and being electrically connected with the external world, and sensor is responsible for reception
The signal for controlling the opening and closing of this electromagnetic lock, when energization, coil component 19 generates magnetic field and dynamic iron core 4 is pushed to stretch out, and magnetic field disappears after power-off
It loses, dynamic iron core 4 retracts under the restoring force effect of spring, this is existing electromagnetic lock common technology, not reinflated narration.
Front cover 2 is provided with the first installation bolt 26, and the front end of shell 1 is provided with and the first installation bolt 26 matched first
Threaded hole;Rear cover 3 is provided with the second installation bolt 27, and the rear end of shell 1 is provided with and the second installation bolt 27 matched second
Threaded hole;Magnetic conduction pedestal 16 is provided with third installation bolt 28, and the rear end of shell 1 is provided with matched with third installation bolt 28
Third threaded hole, structure is simple, easy disassembly.
Excellent effect of the invention is: by least two dynamic core sealing rings 51, the first clamping ring 55, the second clamping ring 56
And front cover sealing ring 53 is sealed gap between dynamic iron core 4 and front cover 2, is adding the first sealing ring 6 and the second sealing ring 7
Guarantee the sealing effect of entire electromagnetic lock;Rotation stop guide post 10, the elastic corrugated set 52 in middle part, the first oilless bearing 24, the second nothing
Oil bearing 25, the first resilient cushion 11 and the second resilient cushion 14 ensure radially shake and will not circumferentially turn when dynamic iron core 4 is mobile
It moves and pulls above-mentioned each sealing structure, extend the service life of sealing shroud 5.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that those skilled in the art without
It needs creative work according to the present invention can conceive and makes many modifications and variations.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical solution, all should be within the scope of protection determined by the claims.
Claims (10)
1. a kind of waterproof electromagnetic lock, including shell (1) and be separately mounted to the shell (1) rear and front end front cover (2) and after
It covers (3), be equipped in the shell (1) through the front cover (2) and the dynamic iron core (4) that is only axially movable and moved with described
The electromagnetic assembly of iron core (4) cooperation, it is characterized in that: being provided between the dynamic iron core (4) and the front cover (2) can axial stretching
Sealing shroud (5), be equipped between the front cover (2) and the shell (1) the first sealing ring (6), the rear cover (3) with it is described
Second sealing ring (7) are installed between shell (1).
2. waterproof electromagnetic lock as described in claim 1, it is characterized in that: the sealing shroud (5) You Dongxin sealing ring (51), middle part
Elastic corrugated set (52) and front cover sealing ring (53) are constituted, and the dynamic core sealing ring (51) and the side wall of the dynamic iron core (4) are close
Envelope connection, the front cover sealing ring (53) and the front cover (2) are tightly connected, the front end of the elastic corrugated set in middle part (52) with
The rear end of the dynamic core sealing ring (51) connects, and rear end is connect with the rear end of the front cover sealing ring (53).
3. waterproof electromagnetic lock as claimed in claim 2, it is characterized in that: the front end of the elastic corrugated set in the middle part (52) is also connected with
There are the rear end of a taper buffer part (54), the rear end company of the front end of the taper buffer part (54) and the dynamic core sealing ring (51)
It connects.
4. waterproof electromagnetic lock as claimed in claim 3, it is characterized in that: the elastic corrugated set in the middle part (52) is by radially outward turning over
The first connecting portion (521) and second connecting portion (522) of folding are constituted, the front end of the first connecting portion (521) and the taper
The rear end of buffer part (54) connects, and rear end is connect with the front end of the second connecting portion (522);The second connecting portion (522)
Rear end connect with the rear end of the front cover sealing ring (53).
5. waterproof electromagnetic lock as claimed in claim 2 or claim 3 is put down it is characterized in that: the dynamic core sealing ring (51) is provided with front and back
At least two of row arrangement are provided with the connection of one first clamping ring (55), institute between two adjacent dynamic core sealing rings (51)
The inner sidewall for stating the first clamping ring (55) is tightly attached in the sidewall surfaces of the dynamic iron core (4).
6. waterproof electromagnetic lock as claimed in claim 2 or claim 3, it is characterized in that: the front cover sealing ring (53) and the middle part bullet
Property radiation fins (52) between be provided with the second clamping ring (56) connection, the inner sidewall of second clamping ring (56) is tightly attached to described
On the surface of front cover (2).
7. waterproof electromagnetic lock as claimed in claim 6, it is characterized in that: the front cover (2) is provided with axis around the lock core (4)
To the guide ring (8) of protrusion, the bottom of the guide ring (8) is provided with the seal groove for accommodating the front cover sealing ring (53), institute
The inner sidewall for stating the second clamping ring (56) is tightly attached on the outer surface of guide ring (8).
8. waterproof electromagnetic lock as described in claim 1, it is characterized in that: the electromagnetic assembly includes surrounding to be mounted on the dynamic iron
Lock core component (9) on core (4), front cover (2) inside are provided with an axial connecting hole, the connecting hole interference fit peace
Equipped with an axial rotation stop guide post (10), the lock core component (9), which is provided with, to be socketed on the rotation stop guide post (10)
Sliding block (30).
9. waterproof electromagnetic lock as claimed in claim 8, it is characterized in that: being also socketed with the first resilient cushion in the dynamic iron core (4)
(11), first resilient cushion (11) setting the lock core component (9) front end face and the front cover (2) rear end face it
Between.
10. waterproof electromagnetic lock as claimed in claim 8 or 9, it is characterized in that: the electromagnetic assembly further includes being axially mounted to institute
The magnetic conductive cover set (12) in shell (1) is stated, the front end of the lock core component (9), which radially extends, is provided with one stroke stop collar
(13), the front end of the magnetic conductive cover set (12) is fixedly installed with the second resilient cushion positioned at stroke limit ring (13) rear
(14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910547818.8A CN110259273A (en) | 2019-06-24 | 2019-06-24 | A kind of waterproof electromagnetic lock |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910547818.8A CN110259273A (en) | 2019-06-24 | 2019-06-24 | A kind of waterproof electromagnetic lock |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110259273A true CN110259273A (en) | 2019-09-20 |
Family
ID=67920659
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910547818.8A Pending CN110259273A (en) | 2019-06-24 | 2019-06-24 | A kind of waterproof electromagnetic lock |
Country Status (1)
Country | Link |
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CN (1) | CN110259273A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112709507A (en) * | 2020-12-28 | 2021-04-27 | 江苏常友环保科技股份有限公司 | Sealed lock for rail transit |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2371407Y (en) * | 1999-03-09 | 2000-03-29 | 荣成市宇翔实业公司 | Electromagnetic valve |
EP2196605A1 (en) * | 2008-12-15 | 2010-06-16 | Adler S.A.S. | Electromagnetic lock |
CN202914753U (en) * | 2012-11-14 | 2013-05-01 | 浙江鸿友压缩机制造有限公司 | Reciprocating type shaft seal |
CN203129749U (en) * | 2012-11-30 | 2013-08-14 | 中国铁道科学研究院电子计算技术研究所 | Rail transit platform safety gate electromagnetic lock |
CN103419859A (en) * | 2013-08-07 | 2013-12-04 | 李矢 | Anti-theft remote control mechanical electromagnetic lock of electric vehicle accumulator |
CN107700961A (en) * | 2017-09-30 | 2018-02-16 | 成都尊华荣域科技有限公司 | A kind of rail traffic station platform safety door locking device |
CN210828659U (en) * | 2019-06-24 | 2020-06-23 | 重庆川仪速达机电有限公司 | Waterproof electromagnetic lock |
-
2019
- 2019-06-24 CN CN201910547818.8A patent/CN110259273A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2371407Y (en) * | 1999-03-09 | 2000-03-29 | 荣成市宇翔实业公司 | Electromagnetic valve |
EP2196605A1 (en) * | 2008-12-15 | 2010-06-16 | Adler S.A.S. | Electromagnetic lock |
CN202914753U (en) * | 2012-11-14 | 2013-05-01 | 浙江鸿友压缩机制造有限公司 | Reciprocating type shaft seal |
CN203129749U (en) * | 2012-11-30 | 2013-08-14 | 中国铁道科学研究院电子计算技术研究所 | Rail transit platform safety gate electromagnetic lock |
CN103419859A (en) * | 2013-08-07 | 2013-12-04 | 李矢 | Anti-theft remote control mechanical electromagnetic lock of electric vehicle accumulator |
CN107700961A (en) * | 2017-09-30 | 2018-02-16 | 成都尊华荣域科技有限公司 | A kind of rail traffic station platform safety door locking device |
CN210828659U (en) * | 2019-06-24 | 2020-06-23 | 重庆川仪速达机电有限公司 | Waterproof electromagnetic lock |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112709507A (en) * | 2020-12-28 | 2021-04-27 | 江苏常友环保科技股份有限公司 | Sealed lock for rail transit |
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