CN110146761B - Control system of shielding room - Google Patents
Control system of shielding room Download PDFInfo
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- CN110146761B CN110146761B CN201910474845.7A CN201910474845A CN110146761B CN 110146761 B CN110146761 B CN 110146761B CN 201910474845 A CN201910474845 A CN 201910474845A CN 110146761 B CN110146761 B CN 110146761B
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- 238000012360 testing method Methods 0.000 claims abstract description 46
- 238000001514 detection method Methods 0.000 claims description 26
- 238000004804 winding Methods 0.000 claims description 25
- 238000004891 communication Methods 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 10
- 235000014676 Phragmites communis Nutrition 0.000 description 7
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 description 7
- 244000273256 Phragmites communis Species 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005670 electromagnetic radiation Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/001—Measuring interference from external sources to, or emission from, the device under test, e.g. EMC, EMI, EMP or ESD testing
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Manufacturing & Machinery (AREA)
- Quality & Reliability (AREA)
- Automation & Control Theory (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention provides a control system of a shielding room, which can simultaneously accept the configuration and debugging of the test parameters of products by a plurality of users, queue the configured and debugged product devices, automatically send a plurality of products into the shielding room for testing at one time by depending on the system control, has low manual participation degree in the whole process, saves the labor cost, and improves the automation degree and the use efficiency of the shielding room.
Description
Technical Field
The invention relates to the field of electromagnetic compatibility tests, in particular to a control system of a shielding room.
Background
The shielding chamber is mainly used for isolating electromagnetic interference from the outside and ensuring normal work of indoor electronic and electrical equipment. Especially, in the measurement and test of electronic elements and electrical equipment, an electromagnetic shielding room (or darkroom) is utilized to simulate an ideal electromagnetic environment, so that the accuracy of a detection result is improved. The shielding chamber blocks the electromagnetic radiation in the chamber from diffusing to the outside, and the strong electromagnetic radiation source is shielded and isolated.
The existing working mode for electromagnetic compatibility testing at present is that various devices in a shielding chamber are debugged by workers, the devices are placed in the shielding chamber for testing after being debugged, products of several different customers may need to be tested continuously in the same electromagnetic compatibility testing place, and due to the fact that the testing duration of each product is inconsistent, special workers are needed to supervise the testing situation and replace the products, the labor cost of product testing is additionally increased, the existing testing mode depending on manual participation is high in manual participation, the automation degree is low, and the efficiency is low.
Disclosure of Invention
The control system of the shielding room provided by the invention can simultaneously accept the test parameters of products of a plurality of users to be configured and debugged, queue the configured and debugged product devices, automatically send a plurality of products into the shielding room for testing at one time by depending on the system control, has low manual participation degree in the whole process, saves the labor cost, and improves the automation degree and the use efficiency of the shielding room.
The invention adopts the following technical scheme for realizing the purpose:
the invention provides a control system of a shielding room, which comprises:
at least one replacing device, the replacing device comprises a shielding body, a first control device and a first carrier, the shielding body is composed of a first shielding wall, a second shielding wall and a shielding bottom surface, the first shielding wall, the second shielding wall and the shielding bottom surface are mutually vertical in pairs, the shielding device is arranged at each edge of the shielding body, a first wire holder is arranged on the shielding bottom surface, the shielding device is arranged around the first wire holder, a power interface of a detection platform arranged on the shielding bottom surface is connected with one end of the first wire holder, the first carrier is arranged under the shielding bottom surface, a second wire holder is arranged on the first carrier, one end of the second wire holder is connected with the other end of the first wire holder, the other end of the second wire holder is connected with an external power supply device, and an extension part is arranged on the shielding bottom surface, the first control device is arranged on the extension part, is connected with the first carrier and is used for controlling the movement of the first carrier, a quick connector and a wiring board are arranged on the first shielding wall, the quick connector is an integrated connector, the quick connector is respectively connected with the wiring board and a detection table, and the detection table is also connected with the first control device through the wiring board;
the shielding room comprises a first side face, a second side face, a third side face, a fourth side face, a top face, a bottom face, a second control device and a charging pile, wherein at least four supporting columns are arranged below the bottom face and used for supporting the shielding room, a first square notch matched with the first shielding wall is arranged at the joint of the first side face and the second side face and the bottom face, a second square notch matched with the second shielding wall is arranged at the joint of the second side face and the first side face and the bottom face, a third square notch matched with the shielding wall is arranged at the joint of the bottom face and the first side face, shielding devices are arranged in the first square notch, the second square notch and the third square notch, a quick connector seat matched with the quick connector is arranged on the first side face, and one end of the quick connector seat is connected with the quick connector, the other end of the charging pile is connected with auxiliary equipment arranged in the shielding room, the charging pile is arranged below the third square notch, one end of the charging pile is connected with the other end of the second wire holder, the other end of the charging pile is connected with an external power supply, the charging pile is also connected with the first control device, and the second control device is in communication connection with the first control device and is used for communicating with the first control device;
the testing room, the testing room includes around the passageway that the shielding room set up to and encircle at least one debugging room that the passageway set up, second controlling means debugging indoor is provided with the debugging device, is used for receiving and debugging change the device.
In an embodiment of the invention, a groove is disposed in the bottom surface of the shield, a rechargeable battery device is disposed in the groove, and the battery device is respectively connected to the first carrier and the first wire holder and is used for providing power to the first carrier and the replacing device.
In an embodiment of the present invention, the first vehicle is further provided with an anti-collision detection device, and the anti-collision detection device is connected to the first control device and is configured to prevent the first vehicle from colliding during a moving process.
In an embodiment of the invention, a size of the first carrier is consistent with a size of the shielding bottom surface.
In an embodiment of the present invention, a first sensor receiving groove is disposed around the first carrier, a first sensor is disposed in the first sensor receiving groove, and the first sensor is used for acquiring a position of the first carrier;
furthermore, the number of first sensor accommodating grooves formed in each edge of the first carrier is not less than one, the number of first sensors is not less than 2, the number of first sensors is one or a combination of position sensors or distance sensors, and the number of first sensors is connected with the first control device.
In an embodiment of the present invention, a second sensor is disposed on the bottom of the first carrier, and the second sensor is used for acquiring a position of the charging pile;
further, the second sensor is connected with the first control device.
In an embodiment of the present invention, a lifting device is further disposed on the first carrier, and the lifting device is configured to lift the replacing device;
further, the lifting device is connected with the first control device.
In an embodiment of the invention, the charging pile comprises a charging connector and a telescopic rod, the charging connector is arranged on the telescopic rod, a through hole is formed in the telescopic rod, and a lead of the charging connector penetrates through the through hole to be connected with external power supply equipment.
In an embodiment of the present invention, the shielding chamber further includes an antenna replacing device, and the antenna replacing device includes: the antenna, the third control device and a fourth square notch are formed in one end, contacting the bottom surface of the shielding chamber, of the first side surface, the shielding device is continuously arranged in the fourth square notch, a fifth square notch is formed in the side surface above the fourth square notch, a moving surface matched with the fourth square notch in size is arranged on the fourth square notch, the moving surface comprises a conductive part and an insulating part, the upper end surface of the moving surface is the conductive part, the lower end surface of the moving surface is the insulating part, a shielding wall is arranged at the junction of the moving surface and the fifth square notch, the shielding devices are arranged on three sides, not contacting the moving surface, of the shielding wall, and the same shielding devices are arranged on three sides, along the side surface of the shielding chamber, of the fifth square notch; a second carrier is arranged below the moving surface, and is connected with a third control device which is used for controlling the movement of the second carrier; the antenna is arranged in the shielding chamber, a mobile platform is arranged at the bottom end of the antenna and is in communication connection with the third control device, a winding device is arranged on the mobile platform and is used for winding a cable connected between the antenna and the third control device, the third control device controls a wire of the winding device to be zoomed, a shielding gap extending from the middle of the shielding wall to the edge of the shielding wall is formed in the shielding wall, a continuous shielding device is arranged in the shielding gap, the cable is wound on the winding device and comprises an insulating layer, a shielding layer and a copper core, the copper core is wrapped in the shielding layer, and the shielding layer is arranged in the insulating layer; the one end of cable with antenna connection, the other end of cable with third controlling means connects, be equipped with the exposed portion that length slightly is greater than shielding breach thickness on the cable, the exposed portion of cable does not include the insulating layer, exposed portion passes shielding breach connection third controlling means, the shielding layer of exposed portion with the shielding device contact, third controlling means with first controlling means connects, be used for with first controlling means communication.
In an embodiment of the present invention, the second control device is configured to send a replacement signal to a first control device in the replacement device, the first control device sends a driving signal to the first vehicle to drive the first vehicle to move after acquiring the replacement signal sent by the second control device, the first control device is further configured to acquire test information in the shielding room, and is configured to control the shielding room to complete a test operation, the first control device is further connected to the first sensor, the second sensor, and the lifting device, and is configured to control the movement of the first vehicle, and further to realize the docking between the replacement device and the shielding room, the first control device is connected to the third control device, and is configured to communicate with the third control device, and realize the replacement of an antenna, the third control device is further connected to the second vehicle and a mobile platform, the third control device is also connected with the wire coiling device and used for controlling the wire coiling device to coil and unwind wires.
The invention has the beneficial effects that:
the control system of the shielding room provided by the invention can simultaneously accept the test parameters of products of a plurality of users to be configured and debugged, queue the configured and debugged product devices, automatically send a plurality of products into the shielding room for testing at one time by depending on the system control, has low manual participation degree in the whole process, saves the labor cost, and improves the automation degree and the use efficiency of the shielding room.
Drawings
FIG. 1 is a top view of a control system for a shielded room in accordance with one embodiment of the present invention;
FIG. 2 is a schematic view of a replacement apparatus of a control system of a shielding chamber according to an embodiment of the present invention;
FIG. 3 is a right side view of an apparatus for replacing a control system of a shield room according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a shielding chamber of a control system of the shielding chamber according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of an antenna replacing apparatus of a control system of a shielding room according to an embodiment of the present invention;
FIG. 6 is a side view of an antenna exchange apparatus of a control system of a shield room according to an embodiment of the present invention;
fig. 7 is a schematic diagram of an antenna structure of a control system of a shielding room according to an embodiment of the invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, wherein the exemplary embodiments and descriptions are only used for explaining the present invention, but not for limiting the present invention.
It should be noted that, in the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
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.
As shown in fig. 1, 2, 3 and 4, the present invention provides a control system of a shield room, including:
at least one replacing device 100, the replacing device 100 includes a shielding body 101, a first carrier 102 and a first control device 103, the shielding body 101 is composed of a first shielding wall 104, a second shielding wall 105 and a shielding bottom surface 106, the first shielding wall 104, the second shielding wall 105 and the shielding bottom surface 106 are perpendicular to each other two by two, the shielding device is arranged at each edge of the shielding body 101, a first wire holder 107 is arranged on the shielding bottom surface 106, the shielding device is arranged around the first wire holder 107, a power interface of a detection table 108 arranged on the shielding bottom surface 106 is connected with one end of the first wire holder 107, the first carrier 102 is arranged under the shielding bottom surface 106, a second wire holder 109 is arranged on the first carrier 102, one end of the second wire holder 109 is connected with the other end of the first wire holder 107, the other end of the second wire holder 109 is connected with an external power supply device, the shielding bottom surface 106 is provided with an outer extension portion 110, the first control device 103 is arranged on the outer extension portion 110, the first control device 103 is connected with the first carrier 102 and used for controlling the movement of the first carrier 102, the first shielding wall 104 is provided with a quick connector 111 and a wiring board 112, the quick connector 111 is an integrated connector, the quick connector 111 is respectively connected with the wiring board 112 and the detection table 108, and the detection table 108 is further connected with the first control device 103 through the wiring board 112;
the shielding room 200, the shielding room, the first side, the second side, the third side, the fourth side, the top surface, the bottom surface, the second control device and the charging pile 201, at least four pillars are arranged below the bottom surface for supporting the shielding room 200, a first square notch 202 matched with the first shielding wall 104 is arranged at the joint of the first side and the second side and the bottom surface, a second square notch 203 matched with the second shielding wall 105 is arranged at the joint of the second side and the first side and the bottom surface, a third square notch 204 matched with the shielding is arranged at the joint of the bottom surface and the first side, shielding devices are arranged in the first square notch 202, the second square notch 203 and the third square notch 204, and a quick connector seat 205 matched with the quick connector 111 is arranged on the first side, one end of the quick connector seat 205 is connected with the quick connector 111, the other end of the quick connector seat is connected with an auxiliary device 206 arranged in the shielded room 200, the charging pile 201 is arranged below the third square notch 204, one end of the charging pile 201 is connected with the other end of the second wire holder 109, the other end of the charging pile 201 is connected with an external power supply, the charging pile 201 is further connected with the first control device 103, and the second control device is in communication connection with the first control device 103 and is used for communicating with the first control device 103;
the testing chamber 300 comprises a channel arranged around the shielding chamber 200, and at least one debugging chamber 301 arranged around the channel, wherein a debugging device is arranged in the debugging chamber 301 and is used for receiving and debugging the replacing device 100.
Specifically, the replacing device 100 includes a relatively open shielding body 101 composed of a first shielding wall 104, a second shielding wall 105, and a shielding bottom 106, and in an figurative sense, the shielding body 101 is equivalent to a corner separated from the shielding chamber 200, the first carrier 102 disposed under the shielding bottom 106 can carry the shielding body 101 to be spliced or separated with or from an area composed of a first square notch 202, a second square notch 203, and a third square notch 204 in the shielding chamber 200 under the control of a first control device 103 such as a computer, and beryllium copper reeds are disposed at the contact positions of the first shielding wall 104, the second shielding wall 105, and the shielding bottom 106 with the first square notch 202, the second square notch 203, and the third square notch 204, respectively;
a first wire holder 107 is arranged in the shielding bottom surface 106, beryllium copper reeds are arranged around the first wire holder 107 to ensure the electrical continuity of the shielding bottom surface 106, a second wire holder 109 is arranged at the first wire holder 107 of the first carrier 102 corresponding to the shielding bottom surface 106, a charging pile 201 for charging the first carrier 102 is arranged right below the third square notch 204, a detection platform 108 is arranged on the shielding bottom surface 106, a power supply of the detection platform 108 is connected with one end of the first wire holder 107, the other end of the first wire holder 107 is connected with one end of the second wire holder 109, and the other end of the second wire holder 109 is connected with the charging pile 201, so that in the using process, the charging pile 201 can charge the first carrier 102, can also be connected with the detection platform 108 arranged on the shielding bottom surface 106 through the wire holder, and supplies power to the detection platform 108;
a quick connector 111 is arranged at a position, close to the first square notch 202, on the edge of the first shielding wall 104, the quick connector 111 is an integrated connector and is integrated with a cable of an auxiliary device in the shielding chamber 200, the quick connector 111 is connected with the quick connector base 205, the quick connector base 205 is respectively connected with the wiring board 112 and the detection table 108 for transmitting test data, the quick connector base 205 is connected with other auxiliary devices in the shielding chamber, the quick connector base 205 is arranged at a position, close to the first shielding wall 104, of the first square notch 202, when the first carrier 102 carries the replacing device 100 out of the shielding chamber 200, the quick connector 111 is separated from the quick connector base 205 and is not in contact with the quick connector base 205, when the first carrier 102 carries the replacing device 100 and the shielding chamber 200, the connector of the quick connector 111 is just connected into the quick connector base 205, one end of the wiring board 112 is connected with the quick connector 111 and the data interface of the detection table 208, and the other end of the wiring board 112 is connected with the first control device 103 arranged on the outer extension part 110;
in an embodiment of the present invention, a groove is disposed in the shielding bottom 106, a rechargeable battery device 113 is disposed in the groove, and the battery device 113 is connected to the first carrier 102 and the first wire holder 107 respectively for providing power to the first carrier 102 and the replacing device 100.
Specifically, the battery device 113 is connected to the second wire holder 109 in the first carrier 102, when the second wire holder 109 in the first carrier 102 is connected to an external power supply device, the battery device 113 is charged, the battery device 113 is further connected to the first wire holder 107 disposed on the shielding bottom 106, and when the second wire holder 109 in the first carrier 102 is not connected to the external power supply device or during the movement of the second carrier 102, the battery device 113 supplies power to the replacement device 100 through the first wire holder 107 and also supplies power to the second carrier 102 through the second wire holder.
In an embodiment of the present invention, the first vehicle 102 is further provided with an anti-collision detection device 114, and the anti-collision detection device 114 is connected to the first control device 103 for preventing the first vehicle 102 from colliding during a moving process.
Specifically, the first vehicle 102 is provided with collision avoidance detection devices 114 around the first vehicle 102 for monitoring the first vehicle 102 and other objects in the environment, and preventing the first vehicle 102 from colliding with other objects during the moving process.
In an embodiment of the present invention, the size of the first carrier 102 is the same as the size of the shielding bottom 106.
Specifically, the size of the first carrier 102 is consistent with the size of the shielding bottom 106, so that the first carrier 102 is not easy to bump when it carries the open shielding body 101 formed by the first shielding wall 104, the second shielding wall 105 and the shielding bottom 106.
In an embodiment of the present invention, a first sensor receiving groove 1021 is disposed around the first carrier 102, a first sensor 1022 is disposed in the first sensor receiving groove 1021, and the first sensor 1022 is configured to obtain a position of the first carrier 102;
further, at least one first sensor receiving groove 1021 is arranged on each side of the first carrier 102, at least 2 first sensors 1022 are provided, the first sensors 1022 are one or a combination of position sensors and distance sensors, the first sensors 1022 are connected to the first control device 103, and the first control device 103 can adjust the movement track of the first carrier 102 according to the position information acquired by the first sensors 1022.
In an embodiment of the present invention, a second sensor 1023 is disposed on the bottom of the first vehicle 102, and the second sensor 1023 is used for acquiring a position of the charging pile 201;
further, the second sensor 1023 is connected with the first control device 103;
specifically, when the replacing device 100 is docked with the shielding chamber 200, the first control device 103 can determine whether the replacing device 100 and the shielding chamber 200 can be docked accurately by determining whether the second sensor 1023 is aligned with the position of the charging pile 201, and the second sensor 1023 is a position sensor.
In an embodiment of the present invention, a lifting device is further disposed on the first carrier 102, and the lifting device is used for lifting the replacing device 100;
further, the lifting device is connected with the first control device 103;
specifically, when the first control device 103 determines that the replacement device 100 and the shielding room 200 are precisely butted through the second sensor 1023 and the relative position of the charging pile 201, the first control device 103 may control the lifting device to lift the replacement device 100 for a distance, so that the shielding bottom surface 106 of the replacement device 100 and the bottom surface of the shielding room 200 are at the same horizontal plane.
In an embodiment of the present invention, the charging pile 201 includes a charging connector 2011 and a telescopic rod 2012, the charging connector 2011 is disposed on the telescopic rod 2012, a through hole is disposed in the telescopic rod 2012, and a wire of the charging connector 2011 passes through the through hole to be connected to an external power supply device.
Specifically, the first carrier 102 and the shielding bottom surface 106 are both of a cube structure, first sensor receiving grooves 1021 are formed in four sides of the first carrier, at least one first sensor 1022 is disposed in the first sensor receiving groove 1021, when one first sensor receiving groove 1021 is provided, at least 2 first sensors 1022 are disposed in the first sensor receiving groove 1021, and the distance between the first sensors 1022 is as large as possible, the first sensors 1022 are distance sensors, so that when the first carrier 102 carries the replacing device 100 to move, the first sensors can obtain the distance between the replacing device 100 and an external object, and collision is avoided, the bottom of the first carrier 102 is provided with a second sensor 1023, the second sensor 1023 is used for obtaining the position of the charging pile 201, so that the joint of the charging pile 201 is aligned with the position of the second wire holder 109, after the alignment, the first control device 103 controls the charging pile 201 to lift the telescopic rod 2012, so that the charging connector 2011 of the charging pile 201 is connected to the second wire holder 109 to supply power to the first carrier 102 and the inspection platform 208.
In a specific implementation scenario of the present invention, when replacement is required, the second control device generates a replacement instruction and sends the replacement instruction to the first control device 103 to control the detection platform 108 or the auxiliary device to stop testing, and at the same time, the first control device 103 sends a signal to the charging pile 201 to control the charging pile 201 to stop charging, and simultaneously retracts the telescopic rod 2012 and the charging connector 2011 to the ground, then the computer end controls the first carrier 102, i.e. the trolley to move, and ships the first shielding wall 103, the shielding bottom surface 106 and the detection platform 108 disposed on the shielding bottom surface 106 to the debugging room 301 for replacement or debugging, after the replacement and debugging are completed, the computer end controls the first carrier 102 to transport the replaced replacement device 100 back to the shielding room 200, and in the process of transporting the replaced device back to the gap formed by the first square gap 202, the second square gap 203 and the third square gap 204, the first sensor 1022 arranged on the first carrier 102 continuously detects the distance between the first carrier 102 and each square notch, and sends the detected distance information to the second control device, the second control device adjusts the motion of the first carrier 102 according to the detected distance information, so that the first carrier 102 can smoothly carry the replaced equipment back to the shielding room, meanwhile, the second sensor 1023 arranged on the bottom surface of the first carrier 102 continuously detects the position of the charging pile 201, when the obtained position of the charging pile 201 is matched with the second wire holder 109 arranged on the first carrier 102, it is indicated that the shielding bottom surface 106 is perfectly embedded with the bottom surface of the shielding room 200, and then the computer end controls the telescopic rod 2012 of the charging pile 201 to ascend to be connected to the second wire holder 109 on the first carrier 102 to supply power to the first carrier 102 and the detection platform 108.
In an embodiment of the present invention, the shielding chamber 200 further includes an antenna replacing device 209, and the antenna replacing device 209 includes: the antenna 210, the third control device 211 and a fourth square notch formed in one end, contacting the first side face, of the bottom face of the shielding chamber are continuously provided with a shielding device, a fifth square notch is formed in the side face above the fourth square notch, a moving face matched with the fourth square notch in size is arranged on the fourth square notch, the moving face comprises a conductive part and an insulating part, the upper end face of the moving face is the conductive part, the lower end face of the moving face is the insulating part, a shielding wall is arranged at the junction of the moving face and the fifth square notch, three sides, not contacting the moving face, of the shielding wall are provided with shielding devices, and the same shielding devices are arranged on the three sides of the fifth square notch along the side face of the shielding chamber; a second carrier is arranged below the moving surface, the second carrier is connected with a third control device 211, and the third control device 211 is used for controlling the movement of the second carrier; the antenna 210 is arranged in the shielding chamber, a mobile platform is arranged at the bottom end of the antenna 210, the mobile platform is in communication connection with the third control device 211, a winding device is arranged on the mobile platform and used for winding a cable connected between the antenna 210 and the third control device 211, the third control device 211 controls a scaling wire of the winding device, a shielding gap extending from the middle of the shielding wall to the edge of the shielding wall is arranged on the shielding wall, a continuous shielding device is arranged in the shielding gap, the cable is wound on the winding device and comprises an insulating layer, a shielding layer and a copper core, the copper core is wrapped in the shielding layer, and the shielding layer is arranged in the insulating layer; the one end of cable with antenna 210 connects, the other end of cable with third controlling means 211 connects, be equipped with the exposed portion that length slightly is greater than shielding breach thickness on the cable, the exposed portion of cable does not include the insulating layer, the exposed portion passes the shielding breach is connected third controlling means 211, the shielding layer of exposed portion with the shielding device contact, third controlling means 211 with first controlling means 103 is connected, be used for with first controlling means 103 communication.
Specifically, because the same product may need different antennas to transmit signals of different frequency bands to test the noise immunity and stability of the product, the shielding chamber 200 provided by the present disclosure may also be used to replace the antenna 210, and there are two ways to replace the antenna 210, one is that when the antenna 210 needs to be replaced, an operator enters the shielding chamber to manually replace the antenna; as a preferred embodiment of the present invention, a device for replacing the antenna 210 may be additionally provided in the inner shielding chamber 200, specifically, as mentioned above, the third control device 211 is an upper computer outside the dark room, and the third control device 211 is in communication connection with the first control device 103, that is, when the first control device 103 completes the test of the antenna 201 of the first frequency signal on the product according to the process flow of the product test, another frequency needs to be replaced to perform the test under the signal environment of different frequency bands, so as to implement the more smooth operation of the antenna: the antenna 210 and the winding device are positioned in a shielding chamber, the antenna 210 and the winding device are both arranged on a mobile platform, the mobile platform is connected with the upper computer, the upper computer is used for controlling the mobile platform to move, when in test, beryllium copper reeds at the upper end and the lower end in the shielding gap are in continuous contact, a cable is wound on the winding device, one end of the cable is connected with the antenna 210, the other end of the cable is connected with the upper computer, the exposed part of the cable slides into the shielding gap through one end of the shielding gap, the exposed part is in contact with the beryllium copper reeds at the upper end and the lower end in the shielding gap, namely, the shielding layer of the exposed part is in contact with the beryllium copper reed arranged in the shielding gap, the beryllium copper reed on the shielding wall is in contact with the beryllium copper reed on a fifth square gap, so as to form a continuous conductor and ensure the shielding performance of the shielding chamber, when a worker uses the antenna 210 for debugging, the upper computer controls the antenna 210 and the winding device to move back and forth in the shielding chamber to move to a position required by testing, and meanwhile, the upper computer controls the winding device to pay out or take up wires according to the moving direction and speed of the antenna 210, if the distance between the antenna 210 and a shielding wall is 50 cm, the upper computer controls the winding device to pay out wires, so that the distance between an exposed part and the antenna 210 is also 50 cm, the exposed part is just positioned in the shielding notch, after the antenna 210 moves in place, the electromagnetic compatibility testing is formally started on a sample, and meanwhile, signals of the antenna 210 are transmitted to the upper computer through the cable; meanwhile, the worker debugs the antenna to be tested 210 outside the shielding room; after the antenna 210 in the shielding chamber is tested, the upper computer controls the antenna 210 and the wire winding device to move to the moving surface, the upper computer controls the second carrier to move the moving surface out of the shielding chamber, a worker slides the exposed part out of the shielding notch, controls the moving platform to move the tested antenna 210 away, then the upper computer controls the debugged antenna 210 to be tested and the wire winding device to move to the moving surface, the worker slides the exposed part of the antenna 210 to be tested into the shielding notch from one end of the shielding notch, controls the moving surface to move the antenna 210 to be tested and the matched wire winding device into the shielding chamber, when the worker tests the antenna 210 in the shielding chamber, the worker can debug the antenna 210 to be tested outside the shielding chamber, when the antenna 210 needs to be replaced, the tested antenna 210 can be moved out of the shielding chamber, and then the debugged antenna 210 to be tested is replaced, the test is carried out by moving the antenna into a shielding room, so that the debugging time of a large number of antennas 210 is saved, and the experimental efficiency of the whole darkroom is improved.
In an embodiment of the present invention, the second control device is configured to send a replacement signal to the first control device 103 in the replacement device 100, the first control device 103 sends a driving signal to the first carrier 102 to drive the first carrier 102 to move after acquiring the replacement signal sent by the second control device, the first control device 103 is further configured to acquire test information in the shielding room 200 to control the shielding room 200 to complete a test operation, the first control device 103 is further connected to the first sensor 1022, the second sensor 1023 and the lifting device to control the movement of the first carrier 102 to further realize the docking between the replacement device 100 and the shielding room 200, the first control device 103 is further connected to the third control device 211 to communicate with the third control device 211 to realize the replacement of the antenna 210, the third control device 211 is further connected to the second carrier and the moving platform for controlling the movement of the second carrier and the moving platform, and the third control device 211 is further connected to the wire winding device for controlling the wire winding and unwinding of the wire winding device.
Specifically, A, B, C three customers need to test their products using the test system in this embodiment, in an initial state, the replacing device 100 stays in the debugging chamber 301, that is, in an initial state, at least one replacing device 100 stays in each debugging chamber 301, during debugging, A, B, C three customers debug the replacing device 100 in their respective allocated debugging chambers 301, after debugging is completed, A, B, C customers send debugging completion signals to the second control device through the first control device 103 in the replacing device 100 in their chamber, after the second control device receives the debugging completion signals sent by each replacing device 100, the three replacing devices 100 are queued, and the replacing device 100 generates a driving command to drive the first carrier 102 to carry the replacing device 100 to a channel arranged around the shielding chamber 200 to wait for a test, during the moving process of the first carrier 102, the collision avoidance detecting device 114 disposed on the first carrier 102 also detects other replacing devices 100 or road edges in the passage, when the first carrier 102 carries the replacing device 100 to be docked with the shielding chamber 200, the first control device 103 primarily adjusts the relative positions of the replacing device 100 and the shielding chamber 200 through the first sensor 1022 and the second sensor 1023 disposed on the first carrier 102, and the laser alignment device is disposed on the quick connector 111 and the quick connector holder 205 to achieve precise positioning; after that, the lifting device arranged on the first carrier 102 is controlled to lift the replacing device 100 by a distance to enable the replacing device 100 to be completely butted with the shielding chamber 200, and after the butting is completed, the first control device 103 controls the charging pile 201 to lift the telescopic rod 2012, so that the joint of the charging pile 201 is connected with the second wire holder 109 on the second carrier 103, and power is supplied to auxiliary equipment in the shielding chamber 200 and the second carrier 102; during testing, the first control device 103 acquires the condition of the test chamber in real time, and when the product of the client a finishes testing, the replacement device 100 which finishes testing is separated from the shielding chamber 200 according to the reverse operation of the above steps and is driven to move back to the debugging chamber 301 where the product is located before, so that the user a can conveniently acquire test data, and meanwhile, the product of the client B and the debugged replacement device 100 are sent into the shielding chamber 200 for testing in the same way;
meanwhile, in the product test, the same product may need to use different antennas 210 for multiple sets of tests, and then, when the antenna 210 needs to be replaced, the first control device 103 sends an antenna 210 replacement signal to the third control device 211, the third control means 211 controls the wire winding means to wind the wire while controlling the moving platform to bring the antenna 210 back to the moving surface, this avoids the problem of kinking of the cable during the return of the antenna 210 to the moving surface, after the mobile platform moves back to the mobile surface, the third control device 211 controls the second vehicle to separate the shielding wall and the mobile surface from the shielding chamber 200, and the worker can put another needed and debugged antenna 210 on the mobile surface, and the second carrier is driven by the third control device 211 to be delivered back into the shielding chamber 200, that is, the antenna 210 is replaced.
It should be understood that the above examples are only for clearly showing the technical solutions of the present invention, and are not intended to limit the embodiments of the present invention. It will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made herein without departing from the spirit and scope of the invention. Therefore, the protection scope of the present patent should be subject to the appended claims.
Claims (9)
1. A control system for a shielded room, comprising:
at least one replacing device, the replacing device comprises a shielding body, a first control device and a first carrier, the shielding body is composed of a first shielding wall, a second shielding wall and a shielding bottom surface, the first shielding wall, the second shielding wall and the shielding bottom surface are mutually vertical in pairs, the shielding device is arranged at each edge of the shielding body, a first wire holder is arranged on the shielding bottom surface, the shielding device is arranged around the first wire holder, a power interface of a detection platform arranged on the shielding bottom surface is connected with one end of the first wire holder, the first carrier is arranged under the shielding bottom surface, a second wire holder is arranged on the first carrier, one end of the second wire holder is connected with the other end of the first wire holder, the other end of the second wire holder is connected with an external power supply device, and the shielding bottom surface is provided with an extension part, the first control device is arranged on the extension part, is connected with the first carrier and is used for controlling the movement of the first carrier, a quick connector and a wiring board are arranged on the first shielding wall, the quick connector is an integrated connector, the quick connector is respectively connected with the wiring board and a detection table, and the detection table is also connected with the first control device through the wiring board;
the shielding room comprises a first side face, a second side face, a third side face, a fourth side face, a top face, a bottom face, a second control device and a charging pile, wherein at least four supporting columns are arranged below the bottom face and used for supporting the shielding room, a first square notch matched with the first shielding wall is arranged at the joint of the first side face and the second side face and the bottom face, a second square notch matched with the second shielding wall is arranged at the joint of the second side face and the first side face and the bottom face, a third square notch matched with the shielding bottom face is arranged at the joint of the bottom face and the first side face and the second side face, shielding devices are arranged in the first square notch, the second square notch and the third square notch, a quick connector seat matched with the quick connector is arranged on the first side face, and one end of the quick connector seat is connected with the quick connector, the other end of the charging pile is connected with auxiliary equipment arranged in the shielding room, the charging pile is arranged below the third square notch, one end of the charging pile is connected with the other end of the second wire holder, the other end of the charging pile is connected with external power supply equipment, the charging pile is also connected with the first control device, and the second control device is in communication connection with the first control device and is used for communicating with the first control device;
the testing room, the testing room includes around the passageway that the shielding room set up to and encircle at least one debugging room that the passageway set up, be provided with the debugging device in the debugging room, be used for receiving and debugging change the device.
2. The shielding chamber control system of claim 1, wherein a recess is formed in the bottom surface of the shielding chamber, and a rechargeable battery device is disposed in the recess and connected to the first carrier and the first wire holder, respectively, for providing power to the first carrier and the replacing device.
3. The shielding chamber control system according to claim 1, wherein the first vehicle further comprises an anti-collision detection device, and the anti-collision detection device is connected to the first control device for preventing the first vehicle from colliding during moving.
4. The system as claimed in claim 1, wherein the first carrier has a dimension substantially equal to a dimension of the bottom surface of the shield.
5. The shielding chamber control system of claim 1, wherein a first sensor receiving groove is disposed around the first carrier, and a first sensor is disposed in the first sensor receiving groove and used for acquiring a position of the first carrier.
6. The shielding chamber control system of claim 1, wherein a second sensor is disposed on the bottom of the first carrier, and the second sensor is used for acquiring the position of the charging post.
7. The shielding chamber control system of claim 1, wherein said first carrier further comprises a lifting device, said lifting device is used for lifting said replacing device.
8. The control system of the shielding room as claimed in claim 1, wherein the charging pile comprises a charging connector and a telescopic rod, the charging connector is disposed on the telescopic rod, a through hole is disposed in the telescopic rod, and a wire of the charging connector passes through the through hole to be connected with an external power supply device.
9. The control system for a shielded room of claim 1, wherein said shielded room further comprises an antenna replacing device, said antenna replacing device comprising: the antenna, the third control device and a fourth square notch are formed in one end, contacting the bottom surface of the shielding chamber, of the first side surface, the shielding device is continuously arranged in the fourth square notch, a fifth square notch is formed in the side surface above the fourth square notch, a moving surface matched with the fourth square notch in size is arranged on the fourth square notch, the moving surface comprises a conductive part and an insulating part, the upper end surface of the moving surface is the conductive part, the lower end surface of the moving surface is the insulating part, a shielding wall is arranged at the junction of the moving surface and the fifth square notch, the shielding devices are arranged on three sides, not contacting the moving surface, of the shielding wall, and the same shielding devices are arranged on three sides, along the side surface of the shielding chamber, of the fifth square notch; a second carrier is arranged below the moving surface, and is connected with a third control device which is used for controlling the movement of the second carrier; the antenna is arranged in the shielding chamber, a mobile platform is arranged at the bottom end of the antenna and is in communication connection with the third control device, a winding device is arranged on the mobile platform and is used for winding a cable connected between the antenna and the third control device, the third control device controls a wire of the winding device to be zoomed, a shielding gap extending from the middle of the shielding wall to the edge of the shielding wall is formed in the shielding wall, a continuous shielding device is arranged in the shielding gap, the cable is wound on the winding device and comprises an insulating layer, a shielding layer and a copper core, the copper core is wrapped in the shielding layer, and the shielding layer is arranged in the insulating layer; the one end of cable with antenna connection, the other end of cable with third controlling means connects, be equipped with the exposed portion that length slightly is greater than shielding breach thickness on the cable, the exposed portion of cable does not include the insulating layer, exposed portion passes shielding breach connection third controlling means, the shielding layer of exposed portion with shielding device contact in the fourth square breach, third controlling means with first controlling means connects, be used for with first controlling means communication.
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| CN201910474845.7A CN110146761B (en) | 2019-06-03 | 2019-06-03 | Control system of shielding room |
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| CN201910474845.7A CN110146761B (en) | 2019-06-03 | 2019-06-03 | Control system of shielding room |
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| CN110146761B true CN110146761B (en) | 2021-07-23 |
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| CN110488100A (en) * | 2019-08-22 | 2019-11-22 | 北京中测国宇科技有限公司 | A kind of turntable and its working method of antenna OTA test macro |
| CN113055103B (en) * | 2021-03-10 | 2022-11-29 | 安徽超清科技股份有限公司 | 5G mobile communication signal all-round test equipment |
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