CN110924774A - Non-plug-in sheet type electromagnetic safety door switch with non-contact energy signal - Google Patents
Non-plug-in sheet type electromagnetic safety door switch with non-contact energy signal Download PDFInfo
- Publication number
- CN110924774A CN110924774A CN201911063046.7A CN201911063046A CN110924774A CN 110924774 A CN110924774 A CN 110924774A CN 201911063046 A CN201911063046 A CN 201911063046A CN 110924774 A CN110924774 A CN 110924774A
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- China
- Prior art keywords
- electromagnetic
- switch
- cover body
- shell
- safety door
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
- E05C19/16—Devices holding the wing by magnetic or electromagnetic attraction
- E05C19/166—Devices holding the wing by magnetic or electromagnetic attraction electromagnetic
Abstract
The invention discloses a non-plug-in type electromagnetic safety door switch with a non-contact energy signal, which comprises an electromagnetic switch, a suction plate and a safety switch wiring socket.
Description
Technical Field
The invention relates to an electromagnetic interlocking device in the field of industrial automation equipment, which is used for protecting a safety door of the automation equipment, in particular to a non-plug-in type electromagnetic safety door switch with a non-contact energy signal.
Background
According to international standards, the automation equipment needs to be ensured to be closed and opened, that is, if the automation equipment needs to be started, the safety door needs to be closed, and the safety door cannot be opened at will during the operation of the equipment. In the case of a single-door safety door, the housing of the safety door switch is usually mounted on a mounting of the protective cover outside the device, and the bolt is mounted on the movable protective door. The traditional safety door switch operating principle is as follows: the safety door of the equipment is closed under the power-off state of the electromagnet, the bolt is inserted into the head of the switch of the safety door, the bolt is mechanically locked by the locking device, the safety door of the equipment cannot be opened, and the equipment can run; if the safety door of the equipment is to be opened, the electromagnet is electrified, the bolt is unlocked through the locking device, the safety door of the equipment can be opened, and meanwhile, the equipment cannot be started.
At present, plug-in mechanical switch devices are generally adopted, and the device has the advantages of large locking force and high installation precision requirement and wastes time and labor in installation. Especially, after equipment has been used for a period at customer's scene, because the deformation of movable protector itself, often can take place operating parts and switch and take place relative displacement between, cause the operating parts can't insert the switch accurately, the switch damages, protector inefficacy, and this emergency exit all must be equipped with the handle at present stage, and the user of service need open the door through pulling the handle, and is inconvenient also pleasing to the eye.
Disclosure of Invention
The invention aims to provide a non-plug-in type electromagnetic safety door switch with a non-contact energy signal, which solves the problems of difficult installation and poor long-time use reliability of a plug-in type mechanical switch device.
The non-insertion-piece electromagnetic type safety door switch comprises an electromagnetic switch, an absorption plate and a safety switch wiring socket, wherein the electromagnetic switch comprises a shell,
the electromagnetic switch comprises an electromagnetic device and an infrared distance detection device, the electromagnetic device and the infrared distance detection device are both arranged in the shell, and the safety switch wiring socket penetrates through the shell to be connected with the electromagnetic device and the infrared distance detection device;
the infrared distance detection device comprises an infrared distance detector and an infrared detection rod, and the front end of the infrared distance detector is fixedly connected with the infrared detection rod;
the electromagnetic device comprises an electromagnetic coil and a current switch, the electromagnetic coil is wound on the infrared detection rod, and the current switch is connected with the electromagnetic coil;
the electromagnetic switch also comprises an output signal port, and the infrared distance detector and the current switch are connected with the equipment control system through the output signal port.
Further, the housing includes a bottom case and a cover;
the bottom shell is provided with a power supply port and an output signal port, the safety switch wiring socket penetrates through the power supply port to be connected with the electromagnetic device and the infrared distance detection device, and the infrared distance detector is arranged in the bottom shell;
the electromagnetic coil cover body is fixedly connected with the shell cover body, the shell cover body and the electromagnetic coil cover body are respectively provided with a detection hole which is coaxial with the infrared detection rod, the infrared detection rod penetrates through the detection hole and extends out of the shell cover body, and the electromagnetic coil is arranged between the electromagnetic coil cover body and the shell cover body.
Further, the cover is connected with the bottom case through screws.
Furthermore, the current switch is arranged between the shell cover body and the bottom shell, the current switch comprises a forward current switch and a reverse current switch, and the forward current switch and the reverse current switch respectively penetrate through the shell cover body to be connected with the front end point and the rear end point of the electromagnetic coil.
Furthermore, a groove is formed in the side face, facing the electromagnetic switch, of the suction plate in an inward concave mode, and the magnet is fixedly connected in the groove.
Further, the magnet is a circular magnet, the magnet and the electromagnetic coil are coaxial, and the groove is a circular groove corresponding to the circular magnet.
Furthermore, an infrared sensing device is arranged at the center of the magnet.
Compared with the prior art, the invention has the beneficial effects that:
(1) the non-contact enables the signal, can not lead to socket wearing and tearing because of the plug inserted sheet, appear contact failure and can not contact the phenomenon, has improved life.
(2) The structure is simple, the control is convenient, the manual complex operation of a switch is not needed, and the electric automation control can be directly applied.
(3) This patent can accomplish to seal completely, very big improvement the protection level.
(4) This patent can realize that the emergency exit actuation pops out, need not the staff and operates the emergency exit, and is convenient pleasing to the eye more.
Drawings
FIG. 1 is a block diagram of the closed state of the present invention;
FIG. 2 is a block diagram of the present invention in an open state;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is a cross-sectional view of another angle of the present invention.
1. Electromagnetic switch, 2 suction plate, 3 safety switch connection socket, 4 infrared distance detector, 5 infrared distance detector
A line detection rod 6, an electromagnetic coil 7, a current switch 8, an output signal port 9, a bottom shell 10 and a cover body,
101. a shell cover body 102, a solenoid coil cover body 11, a power supply port 12 and a magnet.
Detailed Description
The following detailed description of the present invention will be made in conjunction with the accompanying drawings, but the following examples are merely illustrative of preferred embodiments, which are provided to assist understanding of the present invention, and are not to be construed as limiting the present invention.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout.
The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example 1
As shown in fig. 1 to 4, a non-plug-in sheet type electromagnetic safety door switch with a non-contact energy signal comprises an electromagnetic switch 1, a suction plate 2 and a safety switch wiring socket 3, wherein the electromagnetic switch 1 comprises a shell, and the shell comprises a bottom shell 9 and a cover body 10; the bottom shell 9 is provided with a power supply port 11 and an output signal port 8, the safety switch wiring socket 3 penetrates through the power supply port 11 to be connected with the electromagnetic device and the infrared distance detection device, and the infrared distance detector 4 is arranged in the bottom shell 9;
the cover 10 includes a housing cover 101 and a solenoid cover 102, the solenoid cover 102 is fixedly connected to the housing cover 101, both the housing cover 101 and the solenoid cover 102 are provided with detection holes coaxial with the infrared detection rod 5, the infrared detection rod 5 passes through the detection hole 12 and extends out of the housing cover 101, and the solenoid 6 is disposed between the solenoid cover 102 and the housing cover 101. The lid 10 is connected to the bottom case 9 by screws.
The electromagnetic switch 1 comprises an electromagnetic device and an infrared distance detection device, the electromagnetic device and the infrared distance detection device are both arranged in the shell, and the safety switch wiring socket 3 penetrates through the shell to be connected with the electromagnetic device and the infrared distance detection device;
the infrared distance detection device comprises an infrared distance detector 4 and an infrared detection rod 5, and the front end of the infrared distance detector 4 is fixedly connected with the infrared detection rod 5;
the electromagnetic device comprises an electromagnetic coil 6 and a current switch 7, the electromagnetic coil 6 is wound on the infrared detection rod 5, the current switch 7 is arranged between the shell cover body 101 and the bottom shell 9, the current switch 7 comprises a forward current switch and a reverse current switch, and the forward current switch and the reverse current switch respectively penetrate through the shell cover body 101 to be connected with the front end point and the rear end point of the electromagnetic coil 6;
the electromagnetic switch 1 further comprises an output signal port 8, and the infrared distance detector 4 and the current switch 7 are connected with an equipment control system through the output signal port 8.
The side surface of the suction plate 2 facing the electromagnetic switch 1 is recessed inwards to form a groove, and the magnet 12 is fixedly connected in the groove. The magnet 12 is a circular magnet, the magnet 12 and the electromagnetic coil 6 are coaxial, and the groove is a circular groove corresponding to the magnet 12.
Example 2
When the electromagnetic attraction type electromagnetic switch is used, the principle of forward and reverse current of the electromagnet is utilized, and attraction is realized when the electromagnet is electrified in the forward direction, and repulsion is realized when the electromagnet is electrified in the reverse direction. When the equipment safety door is closed and before a program is ready to run for processing, the control system controls the current switch to enable the electromagnetic coil to be electrified with forward current, the suction plate is firmly adsorbed on the electromagnetic switch, the suction force can reach 600N, so that the safety door is ensured to be in a closed and locked state in the automatic equipment processing process, the external line detection rod is tightly attached to the infrared induction device, the equipment control system continuously monitors enabling signals of the infrared distance detector in the equipment process running, the electromagnetic coil can continuously work, and if signals of the infrared distance detector are interrupted due to forced opening of the door and other reasons, the control system cannot detect the signals, so that the main circuit stops working. The equipment process operation finishes, through control system control current switch, makes the electromagnetism circle lead to reverse current, pops open the suction disc from electromagnetic switch to the door of this patent of opening device.
This patent compact structure, occupation space is less, does not have mechanical structure's plug link, because it is electromagnetic control and response and acquires the signal, this patent can accomplish totally sealed, very big improvement protection level and life, reduced the fault rate. In the later use of the equipment, the deformation of the movable protection device is not enough to influence the actual use experience. Therefore, the electromagnetic door-suction type safety switch device is used on the movable protective interlocking device of the numerical control equipment, is simple to install, is stable and reliable, and greatly improves the installation efficiency and reliability.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a non-inserted sheet formula has non-contact ability signal electromagnetism safety door switch, includes electromagnetic switch (1), suction disc (2) and safety switch connection socket (3), electromagnetic switch (1) includes the shell, its characterized in that:
the electromagnetic switch (1) comprises an electromagnetic device and an infrared distance detection device, the electromagnetic device and the infrared distance detection device are both arranged in the shell, and the safety switch wiring socket (3) penetrates through the shell to be connected with the electromagnetic device and the infrared distance detection device;
the infrared distance detection device comprises an infrared distance detector (4) and an infrared detection rod (5), wherein the front end of the infrared distance detector (4) is fixedly connected with the infrared detection rod (5);
the electromagnetic device comprises an electromagnetic coil (6) and a current switch (7), the electromagnetic coil (6) is wound on the infrared detection rod (5), and the current switch (7) is connected with the electromagnetic coil (6);
the electromagnetic switch (1) further comprises an output signal port (8), and the infrared distance detector (4) and the current switch (7) are connected with an equipment control system through the output signal port (8).
2. The non-plug-in type electromagnetic safety door switch with non-contact energy signal according to claim 1, characterized in that the housing comprises a bottom case (9) and a cover body (10);
a power supply port (11) and an output signal port (8) are arranged on the bottom shell (9), the safety switch wiring socket (3) penetrates through the power supply port (11) to be connected with the electromagnetic device and the infrared distance detection device, and the infrared distance detector (4) is arranged in the bottom shell (9);
the electromagnetic coil cover body (10) comprises a shell cover body (101) and an electromagnetic coil cover body (102), the electromagnetic coil cover body (102) is fixedly connected with the shell cover body (101), the shell cover body (101) and the electromagnetic coil cover body (102) are both provided with detection holes coaxial with an infrared detection rod (5), the infrared detection rod (5) penetrates through the detection holes (12) and extends out of the shell cover body (101), and the electromagnetic coil (6) is arranged between the electromagnetic coil cover body (102) and the shell cover body (101).
3. The non-plug-in type electromagnetic safety door switch with non-contact energy signal according to claim 2, characterized in that the cover (10) is connected with the bottom case (9) through screws.
4. The non-plug-in type electromagnetic safety door switch with the non-contact energy signal is characterized in that the current switch (7) is arranged between the shell cover body (101) and the bottom shell (9), the current switch (7) comprises a forward current switch and a reverse current switch, and the forward current switch and the reverse current switch respectively penetrate through the shell cover body (101) to be connected with the front end point and the rear end point of the electromagnetic coil (6).
5. The non-plug-in type electromagnetic safety door switch with the non-contact energy signal is characterized in that a groove is formed in the side surface, facing the electromagnetic switch (1), of the suction plate (2) in an inward concave mode, and the magnet (12) is fixedly connected in the groove.
6. The non-plug-in type electromagnetic safety door switch with the non-contact energy signal is characterized in that the magnet (12) is a round magnet, the magnet (12) is coaxial with the electromagnetic coil (6), and the groove is a round groove corresponding to the magnet (12).
7. The non-plug-in type electromagnetic safety door switch with non-contact energy signal according to claim 5, characterized in that an infrared sensing device is arranged at the center of the magnet (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911063046.7A CN110924774A (en) | 2019-11-04 | 2019-11-04 | Non-plug-in sheet type electromagnetic safety door switch with non-contact energy signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911063046.7A CN110924774A (en) | 2019-11-04 | 2019-11-04 | Non-plug-in sheet type electromagnetic safety door switch with non-contact energy signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110924774A true CN110924774A (en) | 2020-03-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911063046.7A Pending CN110924774A (en) | 2019-11-04 | 2019-11-04 | Non-plug-in sheet type electromagnetic safety door switch with non-contact energy signal |
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| Country | Link |
|---|---|
| CN (1) | CN110924774A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012225087A (en) * | 2011-04-21 | 2012-11-15 | Sr Engineering Co Ltd | Lock device including detector |
| CN105927070A (en) * | 2016-06-20 | 2016-09-07 | 山东山森数控技术有限公司 | Safety door switch locked by electromagnetic force |
| CN206123311U (en) * | 2016-11-07 | 2017-04-26 | 周肇元 | Electromagnetic door inhales formula safety switch device |
| WO2017198955A1 (en) * | 2016-05-19 | 2017-11-23 | Soluscope | Method for controlling the locking of an electromagnetic suction-cup device |
| CN107476668A (en) * | 2017-07-28 | 2017-12-15 | 国网浙江台州市椒江区供电公司 | Wireless remote control mixing magnetic force blocking device and its switchgear house |
| CN107762282A (en) * | 2017-11-16 | 2018-03-06 | 广东樱花智能科技有限公司 | A kind of smart lock |
| CN208740314U (en) * | 2018-05-16 | 2019-04-16 | 于媛媛 | A kind of movable type file cabinet |
-
2019
- 2019-11-04 CN CN201911063046.7A patent/CN110924774A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012225087A (en) * | 2011-04-21 | 2012-11-15 | Sr Engineering Co Ltd | Lock device including detector |
| WO2017198955A1 (en) * | 2016-05-19 | 2017-11-23 | Soluscope | Method for controlling the locking of an electromagnetic suction-cup device |
| CN105927070A (en) * | 2016-06-20 | 2016-09-07 | 山东山森数控技术有限公司 | Safety door switch locked by electromagnetic force |
| CN206123311U (en) * | 2016-11-07 | 2017-04-26 | 周肇元 | Electromagnetic door inhales formula safety switch device |
| CN107476668A (en) * | 2017-07-28 | 2017-12-15 | 国网浙江台州市椒江区供电公司 | Wireless remote control mixing magnetic force blocking device and its switchgear house |
| CN107762282A (en) * | 2017-11-16 | 2018-03-06 | 广东樱花智能科技有限公司 | A kind of smart lock |
| CN208740314U (en) * | 2018-05-16 | 2019-04-16 | 于媛媛 | A kind of movable type file cabinet |
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| PB01 | Publication | ||
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Application publication date: 20200327 |