CN108643733A - A kind of safety magnetic door attraction device - Google Patents
A kind of safety magnetic door attraction device Download PDFInfo
- Publication number
- CN108643733A CN108643733A CN201810900605.4A CN201810900605A CN108643733A CN 108643733 A CN108643733 A CN 108643733A CN 201810900605 A CN201810900605 A CN 201810900605A CN 108643733 A CN108643733 A CN 108643733A
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- China
- Prior art keywords
- cavity
- fixedly connected
- bevel gear
- sliding block
- main body
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
- E05C17/56—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by magnetic or electromagnetic attraction or operated by electric or electromagnetic means
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a kind of safety magnetic door attraction devices, including first device main body, the transmission device being set in the first device main body, the extending apparatus being set in the first device main body, the door attraction device being set on the left of the first device main body and the suggestion device being set in the first device main body, the transmission device includes the first telescopic cavity for being set in the first device main body and being open to the left, it is slidably provided with the first sliding block in first telescopic cavity, it is provided with the first drive cavity in first sliding block, on the right side of first drive cavity first motor is fixedly installed in inner wall, the present apparatus can be stored when without the use of door-inhale, it prevents from generating collision with door-inhale in unexpected situations, to prevent bringing harm to people's life.
Description
Technical field
The present invention relates to Smart Home technical field, specifically a kind of safety magnetic door attraction device.
Background technology
In daily life, whether in private family or public arena, door is essential, shuts door
The safety and privacy of people can be protected, but sometimes for convenience, need door is allowed to maintain a normally open sometimes
State, but wind or other fortuitous events cause door to be automatically closed in order to prevent, can all select to install Door magnet on door, but
Be existing Door magnet all it is that a root long bar is fixedly mounted on door, equally also has while bringing convenience certain dangerous
Property, therefore it is really necessary to the present apparatus can be stored a kind of Door magnet device of design when without the use of door-inhale, prevent from taking notice of
Collision is generated with door-inhale in the case of outer, to prevent bringing harm to people's life.
Invention content
Technical problem to be solved by the invention is to provide a kind of safety magnetic door attraction devices, can solve above-mentioned existing
In the art the problem of.
The present invention is achieved through the following technical solutions：A kind of safety magnetic door attraction device of the present invention, including
First device main body, is set to stretching in the first device main body at the transmission device being set in the first device main body
Extending apparatus, the door attraction device being set on the left of the first device main body and the prompt being set in the first device main body
Device, the transmission device include being set to the first telescopic cavity that the first device main body is interior and is open to the left, and described first
It is slidably provided with the first sliding block in telescopic cavity, the first drive cavity, first drive cavity are provided in first sliding block
First motor is fixedly installed in the inner wall of right side, the first motor left end is connected with the first cone tooth by shaft power
Wheel, what the first bevel gear upper end was meshed is provided with second bevel gear, is provided in the first drive cavity upper inside walls
Spiral chamber, the second bevel gear upper end, which is fixedly connected with to extend, is passed through the first rotating shaft of the spiral intracavitary, described first turn
Axis upper end is fixedly connected with reel, and the first bracing wire is arranged on the reel, is provided in the spiral chamber upper inside walls
Second drive cavity, the reel upper end, which is fixedly connected with to extend, is passed through the second shaft in second drive cavity, and described the
Two shaft upper ends are fixedly connected with third hand tap gear, and what the third hand tap gear rear end was meshed is provided with the 4th bevel gear, institute
It states the 4th bevel gear rear end and the first spur gear is fixedly connected with by shaft, be connected in the second drive cavity upper inside walls
It is provided with the first sliding cavity, the second sliding block, the second sliding block downside end face are slidably provided in first sliding cavity
It is inside fixedly installed the first rack for being engaged in first spur gear upper end, is connected in the inner wall of the first sliding cavity downside
Be provided with the second sliding cavity, what is be connected in inner wall on the downside of second sliding cavity is provided with third drive cavity, described second
It is slidably provided with lower end in sliding cavity and extends the third sliding block being passed through in the third drive cavity, third sliding block lower end
It is fixedly connected with the Four-slider that sliding connection is driven cavity wall in the third, Four-slider lower end passes through shaft
It is rotatably assorted and is connected with the 5th bevel gear, the first bevel gear left end is solid by extending to the shaft in the third drive cavity
Surely it is connected with the 6th bevel gear, rotatably the 7th bevel gear, the third drive cavity are provided on the left of the 6th bevel gear
The 4th drive cavity is provided in inner left wall, the 7th bevel gear left end is by extending to the shaft in the 4th drive cavity
It is fixedly connected with the 8th bevel gear, what the 8th bevel gear upper end was meshed is provided with the 9th bevel gear, the 9th cone tooth
Wheel upper end is connected to the extending apparatus.
The extending apparatus includes the 5th drive cavity being set in first sliding block as a preferred technical solution,
The second spur gear is rotatably provided in 5th drive cavity, second spur gear lower end is fixedly connected on by shaft
On the upside end face of 9th bevel gear, what the second spur gear left end was meshed be provided with third spur gear, described
What three spur gear rear and front ends were meshed is provided with the 4th spur gear, is symmetrical arranged in the upper and lower both sides inner wall of the 5th drive cavity
There is the second telescopic cavity that opening is driven cavity direction to the separate described 5th, the 5th is slidably provided in second telescopic cavity
Sliding block, front and back in the 5th sliding block to be symmetrically arranged with opening straight to the thread cavity close to the 5th drive cavity, the described 4th
Gear upper and lower ends are symmetrical and are fixedly connected with the first screw rod for extending and being passed through in the thread cavity, the 5th sliding block left-hand end
It is fixedly connected with the first magnet piece on face, it is flexible that being provided with of being connected in inner wall on the right side of the spiral chamber is communicated in described first
First threading hole of chamber, described first, which is drawstring through first threading hole, is fixedly connected in the right side of first telescopic cavity
On wall, the first spring is fixedly connected between inner wall on the right side of the first sliding block right end and first telescopic cavity.
The door attraction device includes the second dress being set on the left of the first device main body as a preferred technical solution,
Main body is set, third sliding cavity is provided in the second device main body, the 6th is slidably provided in the third sliding cavity
Sliding block, is fixedly connected with second spring between the 6th sliding block left end and the third sliding cavity inner left wall, and the described 6th
Sliding block right end, which is fixedly connected with, extends to extraneous connecting rod, and the connecting rod right end is fixedly connected with fixed plate, and the fixed plate is right
It is symmetrical above and below and be fixedly installed the second magnet piece on side end face.
It is symmetrical in inner wall at left and right sides of second sliding cavity as a preferred technical solution, and what is be connected is provided with the
One guide runner, third sliding block left and right ends are symmetrical and are fixedly connected with first for extending and being passed through in first guide runner and lead
On the downside of sliding block, first slider guide lower end and first guide runner third spring is fixedly connected between inner wall.
First telescopic cavity is symmetrical in inner wall up and down as a preferred technical solution, and being provided with of being connected second is led
Sliding slot, the first sliding block upper and lower ends are symmetrical and are fixedly connected with the second slide guide for extending and being passed through in second guide runner
Block.
The suggestion device includes the control being fixedly installed in the first device main body as a preferred technical solution,
Block, the control block upper end is fixedly installed warning light, when the present apparatus is being stored or is stretched, the control block control
The warning light is bright.
The beneficial effects of the invention are as follows：The configuration of the present invention is simple, it is easy to operate, when carrying out suction door by the present apparatus, first
Electric motor starting, and then first bevel gear rotation is driven by shaft, and then engaged by gear and drive second bevel gear rotation, into
And reel rotation is driven by first rotating shaft, and then loosen the first bracing wire, the first sliding block is made in the elastic force of the first spring at this time
It moves to left, and then is stretched out outside the first telescopic cavity under, in the process, reel drives third hand tap gear to rotate by the second shaft,
And then engaged by gear and drive the rotation of the 4th bevel gear, and then the rotation of the first spur gear is driven by shaft, and then pass through tooth
Wheel rack engagement drives the first rack to move to left, and then the second sliding block is driven to move to left, and then third sliding block is driven to overcome third spring
Elastic force effect move down, and then Four-slider is driven to move down, at this time the 5th bevel gear and the 6th bevel gear and the 7th cone tooth
Wheel is meshed, and the first sliding block left end portion has been stretched out outside the first telescopic cavity at this time, and first bevel gear drives the by shaft at this time
Six bevel gears rotate, and then are engaged by gear and drive the rotation of the 5th bevel gear, and then drive the 7th cone tooth by gear engagement
Wheel rotation, and then the rotation of the 8th bevel gear is driven by shaft, and then engaged by gear and drive the rotation of the 9th bevel gear, in turn
The rotation of the second spur gear is driven by shaft, and then is engaged by gear and drives the rotation of third spur gear, and then is nibbled by gear
Crossed belt moves the rotation of the 4th spur gear, and then drives the rotation of the first screw rod, and then passes through the screw-thread fit of the first screw rod and thread cavity
The 5th sliding block is driven to be moved to the direction far from the 5th drive cavity, the 5th sliding block reaches outside the second telescopic cavity at this time, and then band
Dynamic first magnet piece reaches the external world, and the first magnet piece is corresponding with the second magnet piece at this time, can be mutually sucked after shutdown.
Description of the drawings
The present invention is described in detail by following specific embodiment and attached drawing for ease of explanation,.
Fig. 1 is a kind of internal structure schematic diagram of safety magnetic door attraction device of the present invention；
Fig. 2 is the schematic diagram in direction " A-A " in Fig. 1；
Fig. 3 is the enlarged diagram of " B " in Fig. 1；
Fig. 4 is the internal structure schematic diagram of " door attraction device " in the present invention.
Specific implementation mode
As Figure 1-Figure 4, a kind of safety magnetic door attraction device of the invention, including first device main body 11, setting
In in the first device main body 11 transmission device, be set in the first device main body 11 extending apparatus, be set to
The door attraction device in 11 left side of the first device main body and the suggestion device being set in the first device main body 11, it is described
Transmission device includes the first telescopic cavity 12 for being set in the first device main body 11 and being open to the left, first telescopic cavity
It is slidably provided with the first sliding block 13 in 12, the first drive cavity 14, first transmission are provided in first sliding block 13
First motor 15 is fixedly installed in 14 right side inner wall of chamber, 15 left end of the first motor is connected with by shaft power
One bevel gear 16, second bevel gear 17 that 16 upper end of the first bevel gear was meshed be provided with, on first drive cavity 14
Spiral chamber 18 is provided in the inner wall of side, 17 upper end of the second bevel gear is fixedly connected with extension and is passed through in the spiral chamber 18
First rotating shaft 19,19 upper end of the first rotating shaft are fixedly connected with reel 20, the first bracing wire are arranged on the reel 20
21, the second drive cavity 22 is provided in 18 upper inside walls of spiral chamber, it is logical that 20 upper end of the reel is fixedly connected with extension
Enter the second shaft 23 in second drive cavity 22,23 upper end of the second shaft is fixedly connected with third hand tap gear 24, institute
That states that 24 rear end of third hand tap gear is meshed is provided with the 4th bevel gear 25, and 25 rear end of the 4th bevel gear is fixed by shaft
It is connected with the first spur gear 26, what is be connected in 22 upper inside walls of the second drive cavity is provided with the first sliding cavity 27, described
The second sliding block 28 is slidably provided in first sliding cavity 27, second sliding block is fixedly installed engagement in 28 downside end face
The first rack 29 in 26 upper end of the first spur gear, what is be connected in first sliding cavity, 27 downside inner wall is provided with
Two sliding cavities 30, what is be connected in second sliding cavity, 30 downside inner wall is provided with third drive cavity 31, second sliding
It is slidably provided with lower end in chamber 30 and extends the third sliding block 32 being passed through in the third drive cavity 31, the third sliding block 32
Lower end is fixedly connected with sliding connection under the Four-slider 33 of 31 inner wall of third drive cavity, the Four-slider 33
End is rotatably assorted by shaft is connected with the 5th bevel gear 34, and 16 left end of the first bevel gear is passed by extending to the third
Shaft in dynamic chamber 31 is fixedly connected with the 6th bevel gear 39, and 39 left side of the 6th bevel gear is rotatably provided with the 7th cone
Gear 35 is provided with the 4th drive cavity 36 in 31 inner left wall of third drive cavity, and 35 left end of the 7th bevel gear passes through
The shaft extended in the 4th drive cavity 36 is fixedly connected with the 8th bevel gear 37, and 37 upper end of the 8th bevel gear is mutually nibbled
That closes is provided with the 9th bevel gear 38, and 38 upper end of the 9th bevel gear is connected to the extending apparatus.
Valuably, the extending apparatus includes the 5th drive cavity 40 being set in first sliding block 13, and the described 5th
The second spur gear 41 is rotatably provided in drive cavity 40,41 lower end of the second spur gear is fixedly connected on institute by shaft
On the upside end face for stating the 9th bevel gear 38, what 41 left end of the second spur gear was meshed is provided with third spur gear 42, institute
That states that 42 rear and front end of third spur gear is meshed is provided with the 4th spur gear 43, about the 40 both sides inner wall of the 5th drive cavity
It is inside symmetrically arranged with second telescopic cavity 44 of the opening to separate 5th drive cavity, 40 direction, it can in second telescopic cavity 44
Sliding is provided with the 5th sliding block 45, and the front and back opening that is symmetrically arranged with is to close to the 5th drive cavity in the 5th sliding block 45
40 thread cavity 46,43 upper and lower ends of the 4th spur gear are symmetrical and are fixedly connected with extension and are passed through in the thread cavity 46
First screw rod 47, is fixedly connected with the first magnet piece 48 in 45 left end face of the 5th sliding block, in 18 right side of the spiral chamber
What is be connected in wall is provided with the first threading hole 58 for being communicated in first telescopic cavity 12, and first bracing wire 21 passes through described
First threading hole 58 is fixedly connected on the right side inner wall of first telescopic cavity 12,13 right end of the first sliding block and described the
It is fixedly connected with the first spring 49 between one telescopic cavity, 12 right side inner wall.
Valuably, the door attraction device includes the second device main body 50 for being set to 11 left side of the first device main body,
It is provided with third sliding cavity 51 in the second device main body 50, the 6th cunning is slidably provided in the third sliding cavity 51
Block 52 is fixedly connected with second spring 53, institute between 52 left end of the 6th sliding block and 51 inner left wall of third sliding cavity
It states 52 right end of the 6th sliding block and is fixedly connected with the connecting rod 54 for extending to the external world, 54 right end of the connecting rod is fixedly connected with fixed plate
55, it is symmetrical above and below in 55 right end face of the fixed plate and be fixedly installed the second magnet piece 56.
Valuably, symmetrical in second sliding cavity, 30 left and right sides inner wall and what is be connected is provided with the first guide runner
61,32 left and right ends of third sliding block are symmetrical and are fixedly connected with the first slide guide for extending and being passed through in first guide runner 61
Block 62 is fixedly connected with third spring 63 between 61 downside inner wall of first slider guide, 62 lower end and first guide runner.
Valuably, symmetrical in first telescopic cavity, about 12 inner wall and what is be connected is provided with the second guide runner 64, institute
It states 13 upper and lower ends of the first sliding block symmetrically and is fixedly connected with the second slider guide 65 for extending and being passed through in second guide runner 64.
Valuably, the suggestion device includes the control block 71 being fixedly installed in the first device main body 11, described
71 upper end of control block is fixedly installed warning light 72, and when the present apparatus is being stored or is stretched, the control block 71 controls
The warning light 72 is bright.
When original state, the first sliding block 13 overcomes the elastic force effect of the first spring 49 to be retracted the first telescopic cavity 12 to greatest extent
Interior, the first bracing wire 21 at this time is in tension, and the 5th sliding block 45 is retracted to greatest extent in the second telescopic cavity 44 at this time, and at this time
One magnet piece 48 is retracted to greatest extent in the second telescopic cavity 44, and the first screw rod 47 is retracted in thread cavity 46 to greatest extent at this time, this
When Four-slider 33 rise to greatest extent, the 5th bevel gear 34 and the 6th bevel gear 39 and the 7th bevel gear 35, which are in, at this time is detached from
Meshing state, at this time third sliding block 32 rise to greatest extent, the second sliding block 28 moves to right to greatest extent at this time.
When carrying out suction door by the present apparatus, first motor 15 starts, and then drives first bevel gear 16 to rotate by shaft,
And then engaged by gear and second bevel gear 17 is driven to rotate, and then drive reel 20 to rotate by first rotating shaft 19, in turn
Loosen the first bracing wire 21, the first sliding block 13 moves to left under the elastic force effect of the first spring 49 at this time, and then stretches out the first telescopic cavity
Outside 12, in the process, reel 20 drives third hand tap gear 24 to rotate by the second shaft 23, and then is engaged and driven by gear
4th bevel gear 25 rotates, and then drives the rotation of the first spur gear 26 by shaft, and then drives the by rack and pinion engagement
One rack 29 moves to left, and then the second sliding block 28 is driven to move to left, and then drives third sliding block 32 that the elastic force of third spring 63 is overcome to make
With moving down, and then Four-slider 33 is driven to move down, at this time the 5th bevel gear 34 and the 6th bevel gear 39 and the 7th bevel gear
35 are meshed, and 13 left end portion of the first sliding block has been stretched out outside the first telescopic cavity 12 at this time, and first bevel gear 16 passes through shaft at this time
It drives the 6th bevel gear 39 to rotate, and then is engaged by gear and drive the rotation of the 5th bevel gear 34, and then band is engaged by gear
Dynamic 7th bevel gear 35 rotation, and then the rotation of the 8th bevel gear 37 is driven by shaft, and then drive the 9th by gear engagement
Bevel gear 38 rotates, and then drives the rotation of the second spur gear 41 by shaft, and then is engaged by gear and drive third spur gear
42 rotations, and then engaged by gear and drive the rotation of the 4th spur gear 43, and then the rotation of the first screw rod 47 is driven, and then pass through the
The screw-thread fit of one screw rod 47 and thread cavity 46 drives the 5th sliding block 45 to be moved to the direction far from the 5th drive cavity 40, and at this time the
Five sliding blocks 45 reach outside the second telescopic cavity 44, and then the first magnet piece 48 is driven to reach the external world, at this time the first magnet piece 48
It is corresponding with the second magnet piece 56, it can be mutually sucked after shutdown.
The beneficial effects of the invention are as follows：The configuration of the present invention is simple, it is easy to operate, when carrying out suction door by the present apparatus, first
Electric motor starting, and then first bevel gear rotation is driven by shaft, and then engaged by gear and drive second bevel gear rotation, into
And reel rotation is driven by first rotating shaft, and then loosen the first bracing wire, the first sliding block is made in the elastic force of the first spring at this time
It moves to left, and then is stretched out outside the first telescopic cavity under, in the process, reel drives third hand tap gear to rotate by the second shaft,
And then engaged by gear and drive the rotation of the 4th bevel gear, and then the rotation of the first spur gear is driven by shaft, and then pass through tooth
Wheel rack engagement drives the first rack to move to left, and then the second sliding block is driven to move to left, and then third sliding block is driven to overcome third spring
Elastic force effect move down, and then Four-slider is driven to move down, at this time the 5th bevel gear and the 6th bevel gear and the 7th cone tooth
Wheel is meshed, and the first sliding block left end portion has been stretched out outside the first telescopic cavity at this time, and first bevel gear drives the by shaft at this time
Six bevel gears rotate, and then are engaged by gear and drive the rotation of the 5th bevel gear, and then drive the 7th cone tooth by gear engagement
Wheel rotation, and then the rotation of the 8th bevel gear is driven by shaft, and then engaged by gear and drive the rotation of the 9th bevel gear, in turn
The rotation of the second spur gear is driven by shaft, and then is engaged by gear and drives the rotation of third spur gear, and then is nibbled by gear
Crossed belt moves the rotation of the 4th spur gear, and then drives the rotation of the first screw rod, and then passes through the screw-thread fit of the first screw rod and thread cavity
The 5th sliding block is driven to be moved to the direction far from the 5th drive cavity, the 5th sliding block reaches outside the second telescopic cavity at this time, and then band
Dynamic first magnet piece reaches the external world, and the first magnet piece is corresponding with the second magnet piece at this time, can be mutually sucked after shutdown, this
Device can be stored when without the use of door-inhale, prevent from generating collision with door-inhale in unexpected situations, to prevent to people
Life brings harm.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, of the invention
Protection domain should be determined by the scope of protection defined in the claims.
Claims (6)
1. a kind of safety magnetic door attraction device, including first device main body, the transmission that is set in the first device main body
Device, the extending apparatus being set in the first device main body, the door attraction device being set on the left of the first device main body
And it is set to the suggestion device in the first device main body, it is characterised in that：The transmission device is described including being set to
In first device main body and the first telescopic cavity of opening to the left, it is slidably provided with the first sliding block in first telescopic cavity,
It is provided with the first drive cavity in first sliding block, is fixedly installed first motor in the inner wall of the first drive cavity right side, institute
It states first motor left end and first bevel gear, the setting that the first bevel gear upper end is meshed is connected with by shaft power
There is second bevel gear, spiral chamber is provided in the first drive cavity upper inside walls, the second bevel gear upper end is fixedly connected
There is extension to be passed through the first rotating shaft of the spiral intracavitary, the first rotating shaft upper end is fixedly connected with reel, the reel
On be arranged with the first bracing wire, the second drive cavity is provided in the spiral chamber upper inside walls, the reel upper end is fixedly connected
There is extension to be passed through the second shaft in second drive cavity, second shaft upper end is fixedly connected with third hand tap gear, institute
That states that third hand tap gear rear end is meshed is provided with the 4th bevel gear, and the 4th bevel gear rear end is fixedly connected with by shaft
First spur gear, what is be connected in the second drive cavity upper inside walls is provided with the first sliding cavity, in first sliding cavity
It is slidable to be provided with the second sliding block, it is fixedly installed and is engaged on first spur gear in the end face of the second sliding block downside
First rack at end, what is be connected in inner wall on the downside of first sliding cavity is provided with the second sliding cavity, second sliding cavity
What is be connected in the inner wall of downside is provided with third drive cavity, and lower end extension is slidably provided in second sliding cavity and is passed through
Third sliding block in the third drive cavity, third sliding block lower end are fixedly connected with sliding connection and are passed in the third
The Four-slider of dynamic cavity wall, Four-slider lower end is rotatably assorted by shaft is connected with the 5th bevel gear, and described first
Bevel gear left end is fixedly connected with the 6th bevel gear, the 6th bevel gear by extending to the shaft in the third drive cavity
Left side is rotatably provided with the 7th bevel gear, is provided with the 4th drive cavity in the third drive cavity inner left wall, and described
Seven bevel gear left ends are fixedly connected with the 8th bevel gear, the 8th cone tooth by extending to the shaft in the 4th drive cavity
What wheel upper end was meshed is provided with the 9th bevel gear, and the 9th bevel gear upper end is connected to the extending apparatus.
2. a kind of safety magnetic door attraction device according to claim 1, it is characterised in that：The extending apparatus includes setting
The 5th drive cavity being placed in first sliding block is rotatably provided with the second spur gear in the 5th drive cavity, described
Second spur gear lower end is fixedly connected on by shaft on the upside end face of the 9th bevel gear, the second spur gear left end
What is be meshed is provided with third spur gear, and what third spur gear rear and front end was meshed is provided with the 4th spur gear, described
Opening is symmetrically arranged with above and below 5th drive cavity in the inner wall of both sides to the second telescopic cavity for being driven cavity direction far from the described 5th, institute
It states and is slidably provided with the 5th sliding block in the second telescopic cavity, the front and back opening that is symmetrically arranged with is to close to institute in the 5th sliding block
State the thread cavity of the 5th drive cavity, the 4th spur gear upper and lower ends are symmetrical and are fixedly connected with extension and are passed through the thread cavity
The first interior screw rod, is fixedly connected with the first magnet piece in the 5th sliding block left end face, on the right side of the spiral chamber in inner wall
What is be connected is provided with the first threading hole for being communicated in first telescopic cavity, and described first is drawstring through first threading hole
It is fixedly connected on the right side inner wall of first telescopic cavity, the first sliding block right end and inner wall on the right side of first telescopic cavity
Between be fixedly connected with the first spring.
3. a kind of safety magnetic door attraction device according to claim 1, it is characterised in that：The door attraction device includes setting
The second device main body being placed on the left of the first device main body is provided with third sliding cavity, institute in the second device main body
It states and is slidably provided with the 6th sliding block in third sliding cavity, the 6th sliding block left end and the third sliding cavity inner left wall
Between be fixedly connected with second spring, the 6th sliding block right end, which is fixedly connected with, extends to extraneous connecting rod, and the connecting rod is right
End is fixedly connected with fixed plate, symmetrical above and below in the fixed plate right end face and be fixedly installed the second magnet piece.
4. a kind of safety magnetic door attraction device according to claim 1, it is characterised in that：Described second sliding cavity or so
Symmetrical and what is be connected is provided with the first guide runner in the inner wall of both sides, third sliding block left and right ends are symmetrical and are fixedly connected with
Extend and be passed through the first slider guide in first guide runner, first slider guide lower end on the downside of first guide runner in
Third spring is fixedly connected between wall.
5. a kind of safety magnetic door attraction device according to claim 1, it is characterised in that：Above and below first telescopic cavity
Symmetrical and what is be connected is provided with the second guide runner in inner wall, the first sliding block upper and lower ends are symmetrical and are fixedly connected with extension
The second slider guide being passed through in second guide runner.
6. a kind of safety magnetic door attraction device according to claim 1, it is characterised in that：The suggestion device includes solid
Surely the control block being set in the first device main body, the control block upper end are fixedly installed warning light, when the present apparatus just
When being stored or being stretched, it is bright that the control block controls the warning light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810900605.4A CN108643733A (en) | 2018-08-09 | 2018-08-09 | A kind of safety magnetic door attraction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810900605.4A CN108643733A (en) | 2018-08-09 | 2018-08-09 | A kind of safety magnetic door attraction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108643733A true CN108643733A (en) | 2018-10-12 |
Family
ID=63760894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810900605.4A Withdrawn CN108643733A (en) | 2018-08-09 | 2018-08-09 | A kind of safety magnetic door attraction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108643733A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110816045A (en) * | 2019-11-18 | 2020-02-21 | 天津备东文具有限公司 | Anti-blocking printing machine ink tank |
-
2018
- 2018-08-09 CN CN201810900605.4A patent/CN108643733A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110816045A (en) * | 2019-11-18 | 2020-02-21 | 天津备东文具有限公司 | Anti-blocking printing machine ink tank |
| CN110816045B (en) * | 2019-11-18 | 2020-08-04 | 汕头市博雅印刷有限公司 | Anti-blocking printing machine ink tank |
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Application publication date: 20181012 |
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| WW01 | Invention patent application withdrawn after publication |