CN205645611U - Locking device of electric rotary switch - Google Patents
Locking device of electric rotary switch Download PDFInfo
- Publication number
- CN205645611U CN205645611U CN201620407180.XU CN201620407180U CN205645611U CN 205645611 U CN205645611 U CN 205645611U CN 201620407180 U CN201620407180 U CN 201620407180U CN 205645611 U CN205645611 U CN 205645611U
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- Prior art keywords
- hole
- rotary switch
- plate
- padlock
- electric rotary
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Abstract
The utility model provides a locking device of electric rotary switch, include: locking box body and padlock board, the one end of locking box body is the opening setting for the cover is established on electric rotary switch, and the upward reason of the other end of locking box body is provided with the first link plate of outside salient, and the lower edge is provided with the second link plate of outside salient, is provided with first through -hole on the first link plate, is provided with the second through -hole on the second link plate, is provided with the third through -hole on the terminal surface of the other end of locking box body, the padlock board is " T " type structure, and the lower extreme of padlock board is provided with the padlock hole, and the top of padlock board and the distance between the padlock hole are greater than the distance between reason and the lower edge, the padlock board can pass first through -hole and second through -hole in proper order, can set up the safety lock on the padlock hole to the realization is to the locking of electric rotary switch. The utility model provides a locking device of electric rotary switch, simple structure, convenient operation has effectively eliminated the potential safety hazard, personnel's safety when having ensured electric gas detection, maintenance.
Description
Technical field
This utility model relates to safety lockset field, is specifically related to the locking dress of a kind of electric rotary switch
Put.
Background technology
Electrically rotary switch is to control power supply conducting and the fexible unit disconnected on explosion-proof electrical distribution box, at electricity
Application in the various equipment in gas field is quite varied.
Existing electric rotary switch mounting means is that plastic handle is fixed by screws in electric knob
On the axle of switch, controlled conducting and the disconnection of switch by rotary plastic handle.Along with enterprise is to peace
Full production is increasingly paid attention to, and enterprise is usually taken multiple safety measures and prevents accident generation, particularly exists
Electrically when inspection, maintenance activity, more pay attention to strick precaution and the management of safety utilization of electric power.For electric rotary switch
For, its existing structure cannot realize directly locking on explosion-proof electrical distribution box, the most existing in the case of disconnected
On electric rotary switch, simply hang " dangerous quiescing " label after electricity carry out pointing out explanation.Due to
Electric rotary switch can not be locked, easily cause maloperation, there is bigger potential safety hazard.
Utility model content
This utility model provides the locking device of a kind of electric rotary switch, in order to solve in prior art
Electrically rotary switch cannot realize directly locking on explosion-proof electrical distribution box, easily causes maloperation, exists
The problem of bigger potential safety hazard.
For reaching above-mentioned purpose, embodiment of the present utility model adopts the following technical scheme that
This utility model provides the locking device of a kind of electric rotary switch, including: locking box body and extension
Jam plate；
One end of described locking box body is that opening is arranged, and is used for being set in described electric rotary switch,
The upper limb of the other end of described locking box body is provided with the first link plate outwardly, and lower edge arranges oriented
Outer the second prominent link plate, described first link plate is provided with the first through hole, described second link plate sets
It is equipped with the second through hole, the end face of the other end of described locking box body is provided with third through-hole；
Described padlock plate is T-shape structure, and the lower end of described padlock plate is provided with lock-receiving aperture, described
Distance between top and the described lock-receiving aperture of padlock plate is more than between described upper limb and described lower edge
Distance；
On described electric rotary switch, the screw for fixed plastics handle can sequentially pass through the described 3rd
Through hole, described plastic handle the rotating shaft with described electric rotary switch are connected, and described padlock plate can depend on
Secondary through described first through hole with described second through hole, described lock-receiving aperture can arrange safety lock, with reality
The now locking to described electric rotary switch.
Alternatively, described locking box body is hollow cube, described first link plate and described second link plate
It is arranged in parallel.
The present embodiment, can by the way of described first link plate and described second link plate use and be arranged in parallel
To ensure that described padlock plate uses one piece of planar sheet to be directly prepared into, this described padlock plate need not design
Become the labyrinths such as bending structure, it is possible to easily through described first on described first link plate
Through hole, described second through hole on described second link plate.
Alternatively, described first through hole, the second through hole and described third through-hole are positioned on straight line.
The present embodiment is positioned at straight line by the first through hole, the second through hole and described third through-hole
On, when electric rotary switch is in the lock state, padlock plate just can block through threeway completely
The screw in hole so that screw is under the protection of padlock plate, when other personnel do not have the situation of key,
Screw cannot be operated.
Alternatively, the horizontal stroke of the shape of described first through hole and described second through hole and described padlock plate lower end
The form fit in cross section.Such as, described padlock plate lower end is cylinder, the most described first through hole and institute
Stating the second through hole is circular opening；Described padlock plate lower end is the cylinder that cross section is square, then institute
Stating the first through hole with described second through hole is square aperture.In this embodiment, it is preferred that, described
The lower end of padlock plate is the cylinder that cross section is rectangle, and this described first through hole is with described the most accordingly
Second through hole is rectangle hole.
Alternatively, described third through-hole is positioned at the center of described end face.
The center that the present embodiment is positioned at described end face by described third through-hole can ensure that described
Lock the length of box body and reduce the most as far as possible, thus can in the processing of described locking box body
To save raw material as far as possible and then cost-effective, and symmetrical structure is more attractive.Further,
Described third through-hole is that diameter is slightly larger than the bar portion diameter of described screw and is less than the head of described screw
The circular hole of diameter.
Alternatively, described first through hole is positioned at the center of described first link plate, described second through hole
It is positioned at the center of described second link plate.
In the present embodiment, when described third through-hole is positioned at the center of described end face, accordingly,
Described first through hole is positioned at the center of described first link plate, and described second through hole is positioned at described second
The center of link plate so that described padlock plate may be located at the centre position of described locking box body, makes
The described locking box body stress balance must being located on described electric rotary switch, will not run-off the straight,
Also will not depart from from described electric rotary switch.
Alternatively, the size of the upper end of described padlock plate is more than the size of described first through hole.
The present embodiment can more than the size of described first through hole by the size of the upper end of described padlock plate
To ensure that described padlock plate hangs on described first link plate of described locking box body, without from described the
Described first through hole on one link plate falls down.
Alternatively, described padlock plate is made up of thin plate.
Alternatively, described locking box body is all made of clear material with described padlock plate.
In the present embodiment, described padlock plate is made up of thin plate, and relatively thin transparent material transparency is higher,
Facilitate maintainer that the opening or closure state and described of described electric rotary switch is clearly viewed
Whether screw is tightened.
Alternatively, the thickness of described end face is between 1.5 millimeters to 3 millimeters.
In the present embodiment, the thinner thickness of described end face, the most relatively thin plastics end face transparency
Higher, it is ensured that maintainer can be more clearly observed opening or closing of described electric rotary switch
Whether conjunction state and screw are tightened；On the other hand, relatively thin end face, the most described screw and institute are used
State the distance between plastic handle and increase less so that described screw is specifically as follows described electric knob
Original screw on switch, is not required to additionally change screw, from without the electric knob to prior art
Switch is changed so that the locking device of the application may apply to arbitrary electrically rotary switch,
Improve the suitability of the locking device that the application provides.
Alternatively, the described lock-receiving aperture of described padlock plate can be circular hole or square hole.
This utility model provides the locking device of a kind of electric rotary switch by the one of locking box body
Holding and arrange for opening, be used for being set in electric rotary switch, the upper limb of the other end of locking box body sets
Putting the first link plate outwardly, lower edge arranges the second link plate outwardly, and the first link plate is arranged
First through hole, the second link plate arranges the second through hole, and the end face of the other end of locking box body arranges the
Three through holes, the lower end of padlock plate arranges lock-receiving aperture, for fixed plastics handle on electric rotary switch
Screw sequentially passes through third through-hole, plastic handle the rotating shaft with electric rotary switch and is connected, will locking
Box body is fixed on electric rotary switch, and padlock plate sequentially passes through the first through hole and the second through hole and hangs
Safety lock is set on lockhole, it is achieved thereby that the locking to electric rotary switch.This utility model provides
The locking device of electric rotary switch, simple in construction, easy to operate, effectively eliminate potential safety hazard,
The safety of personnel when having ensured electric inspection, maintenance activity.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that under,
Accompanying drawing during face describes is some embodiments of the present invention, for those of ordinary skill in the art,
On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the locking device of the electric rotary switch that Fig. 1 provides for this utility model；
Fig. 2 is the side view of this utility model locking box body；
Fig. 3 is that this utility model locking device uses schematic diagram.
Description of reference numerals:
| 10-locks box body | 11-the first link plate | 12-the second link plate |
| 13-third through-hole | 111-the first through hole | 121-the second through hole |
| 20-padlock plate | 21-lock-receiving aperture | The electric rotary switch of 30- |
| 31-rotating shaft | 32-plastic handle | 33-screw |
| 40-switchs indicator board |
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with this
Accompanying drawing in bright embodiment, is clearly and completely described the technical scheme in the embodiment of the present invention,
Obviously, described embodiment is a part of embodiment of the present invention rather than whole embodiments.Based on
Embodiment in the present invention, those of ordinary skill in the art are obtained under not making creative work premise
The every other embodiment obtained, broadly falls into the scope of protection of the invention.
The structural representation of the locking device of the electric rotary switch that Fig. 1 provides for this utility model, figure
The side view that 2 is this utility model locking box body, Fig. 3 is that this utility model locking device uses signal
Figure.As shown in Figure 1 to Figure 3, this locking device includes: locking box body 10 and padlock plate 20；
One end of locking box body 10 is that opening is arranged, and the upper limb of the other end of locking box body 10 is provided with
The first link plate 11 outwardly, lower edge is provided with the second link plate 12 outwardly, the first link plate
It is provided with the first through hole 111 on 11, the second link plate 12 is provided with the second through hole 121, lock box body
Third through-hole 13 it is provided with on the end face of the other end of 10；Padlock plate 20, in T-shape structure, is hung
The lower end of jam plate 20 is provided with lock-receiving aperture 21, between top and the lock-receiving aperture 21 of padlock plate 20 away from
From more than the distance between upper limb and lower edge.
In the present embodiment, locking box body 10 can be such as hollow structure, and this hollow structure is such as
Can be hollow cube or hollow cuboid etc., this locking box body 10 can realize electrically rotation
The locking of button switch 30.Meanwhile, so that maintainer is appreciated that electric rotary switch 30
Opening or closure state, this locking box body 10 specifically can be made of clear material.Say in detail below
Bright locking device realizes process to the locking of electric rotary switch 30.
In concrete application process, the mounting means of electric rotary switch 30 is to be led to by plastic handle 32
Cross screw 33 to be fixed on the axle of electric rotary switch 30, controlled by rotary plastic handle 32
The conducting of switch and disconnection.Specifically, plastic handle 32 having through hole, this screw 33 is through being somebody's turn to do
Through hole is also connected with rotating shaft 31.
In the present embodiment, when needs electrically examine, maintenance activity time, first by explosion-proof electrical distribution box
Electric rotary switch 30 according to switch indicator board 40 on text prompt operate.Such as, open
Close on indicator board 40 and be labeled with " dividing " and the printed words of " conjunction ", when electric rotary switch 30 rotate to
When " dividing " printed words, show that explosion-proof electrical distribution box is now in off-position.
Now, in order to prevent other personnel maloperation to electric rotary switch 30, the present embodiment leads to
Cross locking device electric rotary switch 30 is locked.Refer to Fig. 3, specifically, will electrically revolve
On button switch 30, the screw 33 for fixed plastics handle 32 takes off, and screw 33 is sequentially passed through lock
Determine the plastic handle 32 of the third through-hole 13 of box body 10, electric rotary switch 30, then, will lock
Determine one end that box body 10 is opening to be located on electric rotary switch 30, and by screw 33 with electric
The rotating shaft 31 of rotary switch 30 is tightened fixing.Owing to screw 33 is tightened fixing with rotating shaft 31, therefore
Locking box body 10 can firmly be located on electric rotary switch 30.Finally, by padlock plate 20
Sequentially pass through the first through hole 111 and the second through hole 121, in the lock-receiving aperture 21 of padlock plate 20 lower end
Safety lock is set, thus realizes the locking to electric rotary switch 30, i.e. final shape shown in Fig. 3
State.The locking device that the present embodiment provides, in the case of other personnel do not have key, it is impossible to open
Locking device, also cannot take off locking device from electric rotary switch 30, therefore, it is impossible to right
Electrically rotary switch 30 operates, it is therefore prevented that other staff's maloperation to electric rotary switch 30,
Eliminate potential safety hazard.
Further, from the foregoing, it will be observed that electric rotary switch of the prior art is not entered by the present embodiment
Row any change, on the basis of the screw utilizing existing electric rotary switch, increase locking box body and
Padlock plate, is achieved that the locking to electric rotary switch, and not only production technology is simple, the also suitability
Stronger.
The locking device of the electric rotary switch that this utility model provides is by using on electric rotary switch
Screw in fixed plastics handle sequentially pass through third through-hole, plastic handle and with electric rotary switch
Rotating shaft connects, and then padlock plate sequentially passes through the first through hole and the second through hole, then sets in lock-receiving aperture
Put safety lock, thus achieve the locking to electric rotary switch conveniently and efficiently, effectively eliminate peace
Full hidden danger, the safety of personnel when having ensured electric inspection, maintenance activity.
Below in conjunction with Fig. 1 to Fig. 3, the structure of the locking device that the present embodiment provides is carried out specifically
Bright.
Refer to Fig. 2, in the present embodiment, locking box body 10 is specifically as follows hollow cuboid, chi
Very little it is specifically as follows length 70mm, highly 60mm, width 40mm.
The upper limb of the other end of locking box body 10 is provided with the first link plate 11 outwardly, and lower edge sets
It is equipped with the second link plate 12 outwardly.
Alternatively, this first link plate 11 be arranged in parallel with the second link plate 12.Specifically, the first link plate
11 and second link plate 12 use the mode that be arranged in parallel, it is ensured that padlock plate 20 uses one piece of plane
Thin plate is directly prepared into, and this padlock plate 20 need not be designed to the labyrinths such as bending structure, it is possible to
Easily through the first through hole 111 on the first link plate 11, the second through hole on the second link plate 12
121。
Alternatively, first through hole the 111, second through hole 121 and third through-hole 13 are positioned at straight line
On.Specifically, first through hole the 111, second through hole 121 and third through-hole 13 are positioned at straight line
On can ensure that padlock plate 20 is positioned at threeway after sequentially passing through first through hole the 111, second through hole 121
The dead ahead in hole 13.When electric rotary switch 30 is in the lock state, padlock plate 20 just can
Block the screw 33 through third through-hole 13 completely so that screw 33 under the protection of padlock plate 20,
When other personnel do not have the situation of key, it is impossible to screw 33 is operated.
First through hole the 111, second through hole 121 and third through-hole 13 are in line and be may be located at end face
Diagonal, or the angle that this straight line is less than 90 degree with the formation of end surface symmetric axle.In the present embodiment,
Preferably, first through hole the 111, second through hole 121 and third through-hole 13 are in line and end face pair
Axle clamp angle is called 0 degree, and padlock plate 20 is in installation process, owing to action of gravity is directly fallen, and energy
It is directed at the second through hole 121 more accurately.
Alternatively, the shape of the first through hole 111 and the second through hole 121 and the horizontal stroke of padlock plate 20 lower end
The form fit in cross section.Such as, padlock plate 20 lower end is cylinder, then the first through hole 111 and
Two through holes 121 are circular opening；Padlock plate 20 lower end is the cylinder that cross section is square, then
One through hole 111 and the second through hole 121 are square aperture.In this embodiment, it is preferred that, this extension
The lower end of jam plate 20 is the cylinder that cross section is rectangle, the most accordingly this first through hole 111 and
Two through holes 121 are rectangle hole.
Alternatively, third through-hole 13 is positioned at the center of end face.Specifically, third through-hole 13
Can ensure that the length of locking box body 10 in the center of end face and reduce the most as far as possible, thus
Raw material can be saved as far as possible in the processing of locking box body 10, so cost-effective,
And symmetrical structure is more attractive.Further, third through-hole 13 is slightly larger than the bar portion of screw 33 for diameter
Diameter and the circular hole of the head diameter less than screw 33.Specifically, third through-hole 13 is that diameter is bigger
In screw 33 diameter and the circular hole of the head diameter less than screw 33, it is ensured that screw 33 bar portion
Third through-hole 13 can not passed through through third through-hole 13 and head, and then ensure that screw 33 can
Locking box body 10 is fixed on electric rotary switch 30.
When third through-hole 13 is positioned at the center of end face, accordingly, the first through hole 111 is positioned at
The center of the first link plate 11, the second through hole 121 is positioned at the center of the second link plate 12, makes
Obtain padlock plate 20 and may be located at the centre position of locking box body 10 so that be located at electric rotary switch
Locking box body 10 stress balance on 30, will not run-off the straight, also will not be from electric rotary switch 30
Upper disengaging.
Alternatively, the size of the upper end of padlock plate 20 is more than the size of the first through hole 111.Specifically,
More than the size of the first through hole 111, the size of the upper end of padlock plate 20 can ensure that padlock plate 20 hangs over
On first link plate 11 of locking box body 10, without the first through hole 111 on the first link plate 11
Fall down.Such as, the upper end of padlock plate 20 can be cuboid, cube or cylinder, the
One through hole 111 is then corresponding shape.In this embodiment, it is preferred that, the upper end of padlock plate 20
For cuboid, the first through hole 111 then corresponds to rectangle.
Alternatively, padlock plate 20 is made up of thin plate.Specifically, padlock plate 20 is made up of thin plate, relatively
Thin sheet plastic transparency is higher, and convenient maintenance people is clearly viewed the spiral shell of electric rotary switch 30
Whether nail 33 is tightened, and raw material is easy to get, and processing simplicity, cost-effective, practicality is extensive.Enter
One step ground, in order to ensure maintainer can observe easily electric rotary switch 30 open or
Whether closure state and screw 33 are tightened, and the padlock plate 20 in the present embodiment is made of clear material.
In the present embodiment, the lock-receiving aperture 21 on padlock plate 20 can be circular hole or square hole.Preferably,
Lock-receiving aperture 21 on padlock plate 20 is square hole.
On the basis of above-described embodiment, the thickness of end face is between 1.5 millimeters to 3 millimeters.End
The thinner thickness in face, the most relatively thin plastics end face transparency is higher, it is ensured that maintainer can
Be more clearly observed electric rotary switch 30 open or whether closure state and screw 33 twist
Tightly；On the other hand, use relatively thin end face, then the distance between screw 33 and plastic handle 32 increases
Add less so that screw 33 is specifically as follows original screw 33 on electric rotary switch 30, is not required to
Extra replacing screw 33, from without being changed the electric rotary switch 30 of prior art, makes
The locking device obtaining the application may apply to arbitrary electrically rotary switch 30, improves the application and carries
The suitability of the locking device of confession.Preferably, the thickness of described end face is 2 millimeters.
The locking device of the electric rotary switch that this utility model provides is by the one end at locking box body
Arranging opening, be used for being set in electric rotary switch, the upper limb at the other end is arranged outwardly
First link plate, lower edge arranges the second link plate outwardly, the first link plate arranges the first through hole, the
Arranging the second through hole on two link plates, the end face of the other end arranges third through-hole, the lower end of padlock plate sets
Being equipped with lock-receiving aperture, on electric rotary switch, the screw for fixed plastics handle sequentially passes through threeway
Hole, plastic handle the rotating shaft with electric rotary switch are connected and tighten to be fixed and will lock box body securely
Covering on electric rotary switch, padlock plate sequentially passes through the first through hole and the second through hole and in lock-receiving aperture
Safety lock is set, it is achieved thereby that the locking to electric rotary switch.Wherein, electric rotary switch
Locking box body sequentially passes through threeway by being used for the screw of fixed plastics handle on electric rotary switch
Hole, plastic handle the rotating shaft with electric rotary switch are connected and tighten to be fixed and will lock box body securely
Cover on electric rotary switch, achieve electric rotary switch and extraneous isolation quickly and easily,
Effectively prevent operation errors such as by mistake touching.Further, the electric rotary switch that this utility model provides
Locking device, simple in construction, easy to operate, effectively eliminate potential safety hazard, ensured electric inspection,
The safety of personnel during maintenance activity.
Last it is noted that various embodiments above is only in order to illustrate technical scheme, rather than right
It limits；Although the present invention being described in detail with reference to foregoing embodiments, this area common
Skilled artisans appreciate that the technical scheme described in foregoing embodiments still can be modified by it,
Or the most some or all of technical characteristic is carried out equivalent；And these amendments or replacement, and
The essence not making appropriate technical solution departs from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. the locking device of an electric rotary switch, it is characterised in that including: locking box body and
Padlock plate；
One end of described locking box body is that opening is arranged, and is used for being set in described electric rotary switch,
The upper limb of the other end of described locking box body is provided with the first link plate outwardly, and lower edge arranges oriented
Outer the second prominent link plate, described first link plate is provided with the first through hole, described second link plate sets
It is equipped with the second through hole, the end face of the other end of described locking box body is provided with third through-hole；
Described padlock plate is T-shape structure, and the lower end of described padlock plate is provided with lock-receiving aperture, described
Distance between top and the described lock-receiving aperture of padlock plate is more than between described upper limb and described lower edge
Distance；
Described padlock plate can sequentially pass through described first through hole and described second through hole, described electric knob
Switch use can sequentially pass through described third through-hole, described plastic handle in the screw of fixed plastics handle
And be connected with the rotating shaft of described electric rotary switch, described lock-receiving aperture can arrange safety lock, to realize
Locking to described electric rotary switch.
Locking device the most according to claim 1, it is characterised in that described locking box body is
Hollow cube, described first link plate be arranged in parallel with described second link plate.
Locking device the most according to claim 2, it is characterised in that described first through hole,
Second through hole and described third through-hole are positioned on straight line.
Locking device the most according to claim 3, it is characterised in that described first through hole with
The form fit of the cross section of the lower end of the shape of described second through hole and described padlock plate.
Locking device the most according to claim 4, it is characterised in that described third through-hole position
Center in described end face.
Locking device the most according to claim 5, it is characterised in that described first through hole position
In the center of described first link plate, described second through hole is positioned at the centre bit of described second link plate
Put.
Locking device the most according to claim 1, it is characterised in that under described padlock plate
The cross section of end is rectangle, and described first through hole and described second through hole are slot, described
The size of the upper end of padlock plate is more than the size of described first through hole.
Locking device the most according to claim 1, it is characterised in that described padlock plate is by thin
Plate is made.
9. according to the locking device described in any one of claim 1 to 8, it is characterised in that described
Locking box body is all made of clear material with described padlock plate.
10. according to the locking device described in any one of claim 1 to 8, it is characterised in that described
The thickness of end face is between 1.5 millimeters to 3 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620407180.XU CN205645611U (en) | 2016-05-06 | 2016-05-06 | Locking device of electric rotary switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620407180.XU CN205645611U (en) | 2016-05-06 | 2016-05-06 | Locking device of electric rotary switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205645611U true CN205645611U (en) | 2016-10-12 |
Family
ID=57050450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620407180.XU Active CN205645611U (en) | 2016-05-06 | 2016-05-06 | Locking device of electric rotary switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205645611U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895169A (en) * | 2020-08-10 | 2020-11-06 | 南京拓耘达智慧科技有限公司 | Remote electronic lock and mechanical lock coexisting structure of electric actuating mechanism |
-
2016
- 2016-05-06 CN CN201620407180.XU patent/CN205645611U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895169A (en) * | 2020-08-10 | 2020-11-06 | 南京拓耘达智慧科技有限公司 | Remote electronic lock and mechanical lock coexisting structure of electric actuating mechanism |
| CN111895169B (en) * | 2020-08-10 | 2022-03-11 | 南京拓耘达智慧科技有限公司 | Remote electronic lock and mechanical lock coexisting structure of electric actuating mechanism |
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