CN207021209U - A kind of magnetic switch and safety door monitoring system for safety door - Google Patents
A kind of magnetic switch and safety door monitoring system for safety door Download PDFInfo
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- CN207021209U CN207021209U CN201720040509.8U CN201720040509U CN207021209U CN 207021209 U CN207021209 U CN 207021209U CN 201720040509 U CN201720040509 U CN 201720040509U CN 207021209 U CN207021209 U CN 207021209U
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- safety door
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- magnet steel
- magneto sensor
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Abstract
The utility model discloses a kind of magnetic switch for safety door and safety door monitoring system, magnetic switch includes the first housing, the second housing, the magnet steel that two pieces of magnetic poles are opposite and are arranged side by side is provided with first shell body, there is gap between magnet steel, one end of magnet steel is covered by magnetic conductive board, and two pieces form field circuit between magnet steel and magnetic conductive board；Magneto sensor, signal output channels are provided with second shell body, magneto sensor is arranged on signal output channels；Safety door monitoring system includes master controller and the magnetic switch, magnetic switch is installed on safety door, the signal input part and output end of signal output channels are connected with the power end and signal input part of master controller respectively, and the signal output part of master controller is connected with external prompting device.Two pieces of field circuits that closed loop is formed between magnet steel and magnetic conductive board, the outer middle side part of the first housing form coniform induced field regional space, so that the field region of triggering magneto sensor connection is more accurate, precision greatly improves.
Description
Technical field
The utility model is related to electromagnetic induction device technical field, more particularly to a kind of magnetic switch for safety door and
Safety door monitoring system.
Background technology
Magnetic switch be it is a kind of using magnetic field signal come the circuit switche controlled, be also magnetic switch.This magnetic
Switch is exactly proximity switch OR gate magnetic switch described on the market, is called inductive switch, and it is that by an inside there is one to be done
The plastic shell of reed pipe (dry type tongue spring tube) and an inside have plastic casing two parts shell group of a magnet or magnet steel
Into, wherein, tongue tube (dry type tongue spring tube) is potted in inside plastic casing and is connected to controller with wire extraction, when this
When plastic casing with magnet or magnet steel is close to the plastic casing for carrying tongue tube, in the presence of magnetic field magnetic line, in pipe
Two reeds be magnetized and contact of attracting each other, reed will be pulled together, and the circuit communication for being connect node, send out
OFF signal is to controller.Following defect be present in this magnetic switch：
(1) accuracy of magnetic switch is low：Magnet steel magnitude of field intensity is lack of standardization, and the tongue tube of magnetic switch can be produced
It is larger to trigger magnetic field range, the locus of connection, causes the positional precision of magnetic switch low, so that magnetic switch is applied
When on safety door, also closure, tongue tube have not triggered connection to safety door completely, so that controller takes for after receiving switching signal
Safety door has been shut；
(2) security of magnetic switch, reliability are low：There was only a tongue tube in magnetic switch, signal output channels are
Single channel exports, and can not realize monitoring function.
Utility model content
The purpose of this utility model is to provide a kind of magnetic switch for safety door, to solve in the prior art due to magnetic
Property switch the magnet steel magnitude of field intensity technical problem lack of standardization for causing accuracy low；
The purpose of this utility model is also to provide a kind of safety door monitoring system, to solve the peace of safety door in the prior art
The low technical problem of Quan Xing, reliability.
To achieve the above object, the technical solution of the utility model is：
A kind of magnetic switch for safety door of the present utility model, including the first housing, the second housing, the first shell
Body is connected with the second housing magnetic induction, wherein, magnetic steel component is provided with the first shell body, is set in the second shell body
There are at least one set of magneto sensor, signal output channels corresponding with the magneto sensor, the magnetic steel component and magnetosensitive member
Part magnetic induction is connected, and the magneto sensor is arranged on the corresponding signal output channels.
Further improvement is that the magnetic steel component includes the magnet steel that two pieces of magnetic poles are opposite and are arranged side by side, described in two pieces
There is gap, one end of two blocks of magnet steel is embedded on the inwall of first housing, and the other end passes through magnetic conduction between magnet steel
Plate is covered, and field circuit is formed between two blocks of magnet steel and the magnetic conductive board.
Further improvement is that the magneto sensor is one group, including a normally opened reed capsule and a normally closed reed capsule,
The normally opened reed capsule, normally closed reed capsule are connected on the signal output channels.
Further improvement is that the magneto sensor is two groups, magneto sensor described in every group by a normally opened reed capsule and
One normally closed reed capsule is in series, and magneto sensor described in two groups is arranged on two signal output channels.
Further improvement is that magneto sensor described in two groups is symmetrical set, it is separated by centre-to-centre spacing between two groups of magneto sensors
For 10mm, there is angle, the folder between the normally opened reed capsule and the normally closed reed capsule in magneto sensor described in every group
Angle is more than 35 ° and less than 45 °.
Further improvement is that the magnetic field intensity of the magnet steel is 450mT, the spacing between two blocks of magnet steel is
20mm。
Further improvement is that the magnetic conductive board is magnetic conductive iron sheet.
The utility model additionally provides a kind of safety door monitoring system, the safety door monitoring system include master controller and on
Described magnetic switch is stated, the magnetic switch is installed on safety door, the magnetic steel component and the magneto sensor magnetic induction
Connection, the signal input part of the signal output channels are connected with the power end of the master controller, the signal output channels
Output end be connected with the signal input part of the master controller, the signal output part and external prompting device of the master controller
Connection.
Further improvement is that first housing is arranged on the edge of movable doorboard, pacify corresponding to second housing
Mounted in the edge of another door-plate OR gate frame；Or second housing is arranged on the edge of movable doorboard, first housing is corresponding
Installed in the edge of another door-plate OR gate frame；The induced field and the magneto sensor of first housing are positioned opposite.
As a result of above technical scheme, make it have following beneficial effect is the utility model：
1st, using the magnet steel that two pieces of magnetic poles are opposite and are arranged side by side in the utility model, one end of two blocks of magnet steel passes through magnetic conduction
Plate covers, and two magnet steel and magnetic conductive board is formed the field circuit of a closed loop, the outer middle side part of the first housing forms circular cone
The induced field regional space of shape, so that the field region of triggering magneto sensor connection is more accurate, precision greatly improves, separately
Outside, the regional space of the induced field can within the specific limits carry out precision adjustment and control by changing the magnetic field intensity of magnet steel
System.
2nd, magnetic switch carries out signal transmission using two groups of magneto sensors and two signal output channels in the utility model,
Applied by magnetic switch when on safety door, only simultaneously when two signal output channels are switched on, connection signal is defeated
The signal of a safe door closure state can just be exported to external prompting device, other conducting situations by going out the master controller of passage
Under, master controller exports the signal of an emergency gate opening state to external prompting device, substantially increases the peace of magnetic switch
Full property and reliability.
Brief description of the drawings
Fig. 1 is a kind of structural representation of magnetic switch of the utility model；
Fig. 2 is the explosive view of the housing of the utility model second；
Fig. 3 is the structural representation of two groups of magneto sensor installation sites in the utility model；
Fig. 4 is the structural representation of two groups of magneto sensor installation sites in the utility model；
Fig. 5 is the connection principle sketch of the utility model reed capsule；
Fig. 6 is that magnetic switch is applied to the structural representation on safety door in the utility model；
In figure, the housings of 1- first, the housings of 2- second, 3- magnet steel, 31- magnetic conductive boards, 4- induced fields, 5- circuit boards, 6- lines
Cable, the normally closed reed capsules of A-, the normally closed reed capsules of B-, the normally opened reed capsules of C-, the normally opened reed capsules of D-.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
As shown in Figures 1 to 6, the utility model provides a kind of magnetic switch for safety door, including the first housing
1st, the second housing 2, first housing 1 are connected with the magnetic induction of the second housing 2, wherein, it is provided with magnetic in first housing 1
Steel component, at least one set of magneto sensor is provided with second housing 2, signal output corresponding with the magneto sensor is led to
Road, the magnetic steel component are connected with the magneto sensor magnetic induction, and the magneto sensor is arranged at the corresponding signal output
On passage.Specifically, the magnetic steel component includes the magnet steel 3 that two pieces of magnetic poles are opposite and are arranged side by side, between two blocks of magnet steel 3
With gap, in the present embodiment, the magnetic field intensity of magnet steel 3 is 450mT, and the spacing between two blocks of magnet steel 3 is 20mm；Two pieces
One end of magnet steel 3 is embedded on the inwall of first housing 1, and the other end is covered by magnetic conductive board 31, two blocks of magnet steel 3 with
The field circuit of closed loop is formed between the magnetic conductive board 31, it is coniform so as to form one in the outer side edges of first housing 1
Induced field 4, wherein, magnetic conductive board 31 is preferably magnetic conductive iron sheet.
Magneto sensor can be one group or two groups, in the present embodiment, preferably two groups, magneto sensor described in one of which
It is in series by a normally opened reed capsule D and a normally closed reed capsule A, another group of magneto sensor have a normally opened reed capsule C and
One normally closed reed capsule B is in series, and magneto sensor described in two groups is arranged on two signal output channels；Referring to
Fig. 1, Fig. 3, Fig. 4, specifically, two groups of magneto sensors are symmetrically arranged on circuit board 5, are separated by center between two groups of magneto sensors
Away from for 10mm, wherein, normally closed reed capsule A, normally closed reed capsule B are arranged on the one side of circuit board 5, normally closed reed capsule A, normally closed tongue
There are 20 ° of angles, the " V " shape opening that normally closed reed capsule A, normally closed reed capsule B are formed is backwards to the side of the first housing 1 between pipe B
To normally opened reed capsule C, normally opened reed capsule D are arranged on the another side of circuit board 5, have between normally opened reed capsule C, normally opened reed capsule D
Have 60 ° of angles, normally opened reed capsule C, normally opened reed capsule D-shaped into " V " shape opening towards the direction of the first housing 1.
The utility model additionally provides a kind of safety door monitoring system, and the safety door monitoring system includes master controller (figure
In do not show) and magnetic switch described above, the magnetic switch be installed on safety door, the magnetic steel component and the magnetic
Quick element magnetic induction connection, the signal input part of the signal output channels is connected with the power end of the master controller, described
The output end of signal output channels is connected with the signal input part of the master controller, the signal output part of the master controller with
External prompting device connects, referring to Fig. 5, specifically, the pin BN/BU of the signal input part of signal output channels respectively with master control
The power end pin connection of device processed, the pin WH/BK of the output end of signal output channels two signals with master controller respectively
Input pin connects.
In actual applications, safety door can be opposite opened door or semi-open type door, and the first housing 1 is arranged on into dodge gate
The edge of plate, the 2 corresponding edge for being arranged on another door-plate OR gate frame of the second housing；Or the second housing 2 is arranged on dodge gate
The edge of plate, is arranged on the edge of another door-plate OR gate frame corresponding to the first housing 1, the induced field 4 of the first housing 1 with it is described
Magneto sensor is positioned opposite.
Operation principle of the present utility model is：
After safety door completely closes, when normally closed reed capsule A/B and normally opened reed capsule C/D is located in induced field simultaneously,
In the presence of the induced field magnetic line of force, the reed in normally opened reed capsule C/D is magnetized and contact of attracting each other, and makes two groups of signals
Output channel turns on, the electric signal of two signal input parts of master controller while the output end of reception signal output channel, main
Safety door status indication now is closed mode by controller, and the signal output part of master controller exports a safety door and closed
The electric signal of state is to external prompting device, to prompt operator that safety door is turned off；
Safety door is not completely closed or opened, normally closed reed capsule A/B and normally opened reed capsule C/D simultaneously positioned at induced field it
Outside, now two groups of signal output channels do not turn on；Or there was only one group of position in two groups of normally closed reed capsule A/B and normally opened reed capsule C/D
In in induced field, another group is located at outside induced field, now believes corresponding to the magneto sensor only in induced field
The conducting of number output channel, two signal input parts of master controller without and meanwhile reception signal output channel output end telecommunications
Number, safety door status indication now is open mode by master controller, and the signal output part of master controller exports a safety
The electric signal of door open mode is to external prompting device, to prompt operator that safety door is not turned off.
By using the magnet steel that two pieces of magnetic poles are opposite and are arranged side by side, one end of two blocks of magnet steel is covered by magnetic conductive board, made
Two magnet steel and magnetic conductive board form the field circuit of a closed loop, and the outer middle side part of the first housing forms coniform sensing magnetic
Place domain space, so that the field region of triggering magneto sensor connection is more accurate, precision greatly improves, in addition, the sensing magnetic
The regional space of field can within the specific limits carry out precision adjustment and control by changing the magnetic field intensity of magnet steel；By using
Magnetic switch with two groups of magneto sensors and two signal output channels is applied when on safety door, only defeated in two signals
When going out passage while being switched on, the letter of a safe door closure state can just be exported by connecting the master controller of signal output channels
Number external prompting device is given, in the case of other conductings, the signal that master controller exports an emergency gate opening state carries to outside
Showing device, substantially increase the safety and reliability of magnetic switch.
It should be appreciated that the regular job custom and Figure of description of the noun of locality is binding operation person and user and set
Vertical, their appearance should not influence the scope of protection of the utility model.
The utility model is described in detail above in association with accompanying drawing embodiment, those skilled in the art can root
Many variations example is made to the utility model according to described above.Thus, some details in embodiment should not be formed to this practicality
New restriction, the utility model will be used as the scope of protection of the utility model using the scope that appended claims define.
Claims (7)
- A kind of 1. magnetic switch for safety door, it is characterised in that including the first housing, the second housing, first housing It is connected with the second housing magnetic induction, wherein, magnetic steel component is provided with the first shell body, the magnetic steel component includes two pieces Magnetic pole is opposite and the magnet steel that is arranged side by side, has gap between two blocks of magnet steel, one end of two blocks of magnet steel is embedded at institute On the inwall for stating the first housing, the other end is covered by magnetic conductive board, and magnetic field is formed between two blocks of magnet steel and the magnetic conductive board Loop；At least one set of magneto sensor, signal output channels corresponding with the magneto sensor are provided with the second shell body, often The group magneto sensor includes the normally opened reed capsule being serially connected and normally closed reed capsule, the normally opened reed capsule, normally closed reed capsule Corresponding to being arranged on the signal output channels.
- 2. the magnetic switch according to claim 1 for safety door, it is characterised in that the magneto sensor is two groups, Magneto sensor described in every group is in series by a normally opened reed capsule and a normally closed reed capsule, and magneto sensor described in two groups is distinguished It is arranged on two signal output channels.
- 3. the magnetic switch according to claim 2 for safety door, it is characterised in that magneto sensor described in two groups is in pair Claim to set, it be 10mm that centre-to-centre spacing is separated by between two groups of magneto sensors, the normally opened reed capsule in magneto sensor described in every group and There is angle, the angle is more than 35 ° and less than 45 ° between the normally closed reed capsule.
- 4. the magnetic switch according to claim 3 for safety door, it is characterised in that the magnetic field intensity of the magnet steel is 450mT, the spacing between two blocks of magnet steel is 20mm.
- 5. the magnetic switch according to claim 4 for safety door, it is characterised in that the magnetic conductive board is magnetic conduction iron Piece.
- 6. a kind of safety door monitoring system, it is characterised in that the safety door monitoring system includes master controller and claim 1-5 Any one of magnetic switch, the magnetic switch is installed on safety door, the magnetic steel component and the magneto sensor Magnetic induction is connected, and the signal input part of the signal output channels is connected with the power end of the master controller, and the signal is defeated The output end for going out passage is connected with the signal input part of the master controller, and signal output part and the outside of the master controller carry Showing device connects.
- 7. safety door monitoring system according to claim 6, it is characterised in that first housing is arranged on movable doorboard Edge, the edge of another door-plate OR gate frame is arranged on corresponding to second housing；Or second housing is arranged on activity The edge of door-plate, the corresponding edge for being arranged on another door-plate OR gate frame of first housing；The sensing magnetic of first housing Field is positioned opposite with the magneto sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720040509.8U CN207021209U (en) | 2017-01-13 | 2017-01-13 | A kind of magnetic switch and safety door monitoring system for safety door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720040509.8U CN207021209U (en) | 2017-01-13 | 2017-01-13 | A kind of magnetic switch and safety door monitoring system for safety door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207021209U true CN207021209U (en) | 2018-02-16 |
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ID=61459936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720040509.8U Active CN207021209U (en) | 2017-01-13 | 2017-01-13 | A kind of magnetic switch and safety door monitoring system for safety door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207021209U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374408A (en) * | 2018-04-13 | 2019-10-25 | 株式会社基恩士 | Safety door switch |
-
2017
- 2017-01-13 CN CN201720040509.8U patent/CN207021209U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374408A (en) * | 2018-04-13 | 2019-10-25 | 株式会社基恩士 | Safety door switch |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 201399 No. 1053, Huicheng Road, Huinan Town, Pudong New Area, Shanghai Patentee after: Shanghai sodilon Automation Co.,Ltd. Address before: 201399 room 144, building 1, No. 9628, Hunan Road, Huinan Town, Pudong New Area, Shanghai Patentee before: SHANGHAI SODRON AUTOMATION CO.,LTD. |