CN112867180A - Smart power grids gateway based on LoRaWAN - Google Patents
Smart power grids gateway based on LoRaWAN Download PDFInfo
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- CN112867180A CN112867180A CN202011623815.7A CN202011623815A CN112867180A CN 112867180 A CN112867180 A CN 112867180A CN 202011623815 A CN202011623815 A CN 202011623815A CN 112867180 A CN112867180 A CN 112867180A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/16—Gateway arrangements
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/035—Cooling of active equipments, e.g. air ducts
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/11—Protection against environment
- H04Q1/118—Protection against environment heat or sun protection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
- H05K7/20272—Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The invention discloses a LoRaWAN-based smart grid gateway, which comprises a gateway component, a gateway component and a control module, wherein the gateway component comprises a control mainboard, a double LoRa radio frequency component and a 100MHz gateway component, and the double LoRa radio frequency component is electrically connected with the control mainboard; the communication assembly comprises a first information module, a LoRa radio frequency communication antenna and a correction system clock, wherein the first information module utilizes WIFI to communicate; and the connecting assembly comprises a first wire connected between the control main board and the double LoRa radio frequency part and a second wire connected between the first information module and the correction system clock.
Description
Technical Field
The invention relates to the technical field of LoRa communication, in particular to a LoRaWAN-based smart grid gateway.
Background
The traditional mode that concentrator GPRS/4G communication was adopted in electric wire netting data acquisition, though solved the problem of wireless meter reading on the whole, but because the environment that most concentrator terminals are located is comparatively remote, and communication signal is relatively poor, does not have communication signal even, has the communication dead angle, and data can't be copied and read, influences the completion of business, all need to use a SIM card to every concentrator terminal in addition, can produce huge cost.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The invention is provided in view of the problems of the existing LoRaWAN-based smart grid gateway and the establishment method.
Therefore, the invention aims to provide a LoRaWAN-based smart grid gateway and an establishment method.
In order to solve the technical problems, the invention provides the following technical scheme: a smart grid gateway based on LoRaWAN comprises a gateway component, a gateway component and a control module, wherein the gateway component comprises a control mainboard, a double LoRa radio frequency component and a 100MHz gateway component, and the double LoRa radio frequency component is electrically connected with the control mainboard; the communication assembly comprises a first information module, a LoRa radio frequency communication antenna and a correction system clock, wherein the first information module utilizes WIFI to communicate; and the connecting assembly comprises a first wire connected between the control main board and the double LoRa radio frequency part and a second wire connected between the first information module and the correction system clock.
As an optimal scheme of the smart grid gateway based on the LoRaWAN, the method comprises the following steps: the connection assembly further comprises a winding assembly used for winding the insulating adhesive tape.
As an optimal scheme of the smart grid gateway based on the LoRaWAN, the method comprises the following steps: the first piece of embracing of winding assembly, with the articulated second of setting of first piece of embracing and embrace and close and set up the winding pole on second piece of embracing and first piece of embracing, winding pole end department is equipped with the sticky tape head, wherein, first piece of embracing and the inside rotation of second piece of embracing are connected with the connecting rod, the connecting rod is fixed with the winding pole, the connecting rod stretches into first piece of embracing or second piece one end of embracing and is provided with the centrifugal pole, be equipped with the elastic component between centrifugal pole and first piece of embracing or the second piece of embracing.
As an optimal scheme of the smart grid gateway based on the LoRaWAN, the method comprises the following steps: the connecting rod sets up in the lateral wall department that is close to first locking member or second locking member, the setting of staggering 90 between centrifugal lever and the winding pole.
As an optimal scheme of the smart grid gateway based on the LoRaWAN, the method comprises the following steps: the centrifugal rod is far away from connecting rod one end and is equipped with the connection ball, elastic component one end is equipped with the cladding hemisphere of cladding connection ball, the elastic component is kept away from connection ball one end and is stretched out the pothook, first locking piece and second locking piece are close to elastic component department and are equipped with the pull ring with pothook complex.
As an optimal scheme of the smart grid gateway based on the LoRaWAN, the method comprises the following steps: the lower end of the first cohesion piece is hinged with the second cohesion piece, a clamping groove is formed in the center of the first cohesion piece and the center of the second cohesion piece, half gears are arranged on the side walls of the first cohesion piece and the second cohesion piece respectively, the two half gears form a first gear, magnets which are mutually attracted are arranged between the first cohesion piece and the second cohesion piece,
wherein, the winding assembly further comprises a second gear meshed with the first gear and a driving motor rotating with the second gear.
As an optimal scheme of the smart grid gateway based on the LoRaWAN, the method comprises the following steps: the box body is internally provided with a heat dissipation component which comprises a connecting frame arranged at the notch of the main board preformed groove, a connecting plate arranged on the connecting frame and a heat dissipation bar rotationally connected on the connecting plate,
the heat-conducting plate is characterized in that a butt joint plate is arranged at the lower end of the connecting plate and is in butt joint with the core processor, and a heat-conducting pad is arranged on one side, close to the core processor, of the butt joint plate.
As an optimal scheme of the smart grid gateway based on the LoRaWAN, the method comprises the following steps: the radiating bar is provided with a heat pipe along the winding of the positive direction of the radiating bar, the heat pipe is close to the flattening of one end of the butt plate, the surface of the radiating bar is provided with a plurality of first clamping grooves matched with the heat pipe, the radiating bar is internally provided with a plurality of second clamping grooves perpendicular to the direction of the first clamping grooves, a water-cooling pipe is clamped in the second clamping grooves, water-cooling liquid is arranged in the water-cooling pipe, the water-cooling pipe outwards extends out of the same flattening of one end of the radiating bar, and a driving assembly is arranged between the radiating bar and the connecting frame.
As an optimal scheme of the smart grid gateway based on the LoRaWAN, the method comprises the following steps: the driving component comprises a driving rod connected on the connecting frame in a sliding way, a control rod hinged on one end of the driving rod, and a sliding sleeve connected on the control rod in a sliding way, two ends of the sliding strip extend out of the rotating shaft and are hinged with the outer whole box,
wherein the driving rod is provided with a driving groove, the driving groove comprises a first transverse groove arranged along the length direction of the driving rod, a second transverse groove which is communicated with the first transverse groove and is obliquely arranged, and a third transverse groove which is communicated with the first transverse groove and the second transverse groove,
a driving strip is arranged in the driving groove, a jacking rod is sleeved on the driving strip, a snap ring extends outwards from the heat dissipation row, the snap ring is hinged with the jacking rod,
the lower end of the jacking rod is provided with a sleeve, an elastic piece is arranged between the driving strip and the sleeve, a convex plate matched with the driving strip is arranged between the second transverse groove and the third transverse groove,
be equipped with the exhaust fan on the heat dissipation row, be equipped with on the sleeve and block the loop bar, it is connected with the card pole to block the loop bar rotation, it is equipped with the armful ring near exhaust fan one end to block the pole, it is equipped with the toper piece near drive strip one end to block the pole, toper piece and block and be equipped with the spring between the loop bar.
The invention has the beneficial effects that: when the intelligent gateway LoRa and the concentrator LoRa nodes are self-adaptive and located in the same frequency band, pairing connection is completed, the concentrator logs in a master station server according to a protocol message of a communication protocol standard of metering automation terminal uplink communication protocol-2013, the master station calls the time measurement gateway to transmit the message to the concentrator LoRa nodes through double LoRa radio frequency pieces, the concentrator LoRa nodes reply to the gateway LoRa nodes after meter reading is completed, the gateway sends data to the master station through a WIFI network, and automatic meter reading is completed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is a schematic diagram of the overall structure of the smart grid gateway based on LoRaWAN in the present invention.
Fig. 2 is a schematic structural diagram of the first locking member and the second locking member of the smart grid gateway based on LoRaWAN according to the present invention.
Fig. 3 is a schematic structural diagram of a second cohesion piece of the smart grid gateway based on LoRaWAN according to the present invention.
Fig. 4 is a schematic structural diagram of the elastic element of the smart grid gateway based on LoRaWAN according to the present invention.
Fig. 5 is a schematic structural diagram of a heat dissipation assembly of the smart grid gateway based on LoRaWAN according to the present invention.
Fig. 6 is a schematic structural diagram of a driving component of the smart grid gateway based on LoRaWAN according to the present invention.
Fig. 7 is a schematic view of an internal structure of a blocking loop bar of the smart grid gateway based on LoRaWAN according to the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Furthermore, the present invention is described in detail with reference to the drawings, and in the detailed description of the embodiments of the present invention, the cross-sectional view illustrating the structure of the device is not enlarged partially according to the general scale for convenience of illustration, and the drawings are only exemplary and should not be construed as limiting the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Example 1
Referring to fig. 1, a smart grid gateway based on LoRaWAN includes a gateway component 100, including a control motherboard 101, a dual LoRa rf device 102 electrically connected to the control motherboard 101, and a 100MHz gateway device 103; the communication assembly 200 comprises a first information module 201 for communicating by using WIFI, a LoRa radio frequency communication antenna 202 and a correction system clock 203; and the connecting assembly comprises a first wire connected between the control main board 101 and the double-LoRa radio frequency part 102 and a second wire connected between the first information module 201 and the correction system clock 203, the splicing ends of the first wire and the second wire are coated with insulating tapes, and the connecting assembly further comprises a winding assembly 300 for winding the insulating tapes.
Specifically, the main body of the present invention includes a gateway component 100, in this embodiment, the gateway component 100 includes a control motherboard 101, in this embodiment, the control motherboard 101 uses an MTK-JS7628 core board in this embodiment, the MTK-JS7628 core board implements control based on a LINUX system, and further includes a first information module 201 that communicates with WIFI, and is configured to receive and transmit master station server data, and further includes a dual LoRa radio 102, which is configured to transmit and receive LoRa node signals based on a LoRaWAN protocol and an LoRa antenna device, and is integrated into a concentrator LoRa node, and then a 100MHz gateway 103 is electrically connected to the dual LoRa radio 102, where the 100MHz gateway 103 is configured to connect the master station server with POE 48V dc power supply using a broadband, and further includes a power module, and may use 5V dc power supply.
Preferably, the loRa radio frequency module and the configuration of the loRa antenna device are communicated with the loRa node of the concentrator, and the WIFI communication module and the configuration of the WIFI antenna are communicated with the master station server to form a complete data link.
Further, the main body of the present invention further includes a connection component, in this embodiment, the connection component includes a first wire connected between the control main body and the dual LoRa rf component 102, the first wire is used as a connection wire for data transmission, and then a second wire is further connected between the first information module 201 and the calibration system clock 203, and the first wire and the second wire have a common function and can both implement data transmission and power supply.
The operation process is as follows: when the intelligent gateway LoRa and the concentrator LoRa nodes are self-adaptive and located in the same frequency band, pairing connection is completed, the concentrator logs in a master station server through the gateway according to a protocol message of a communication protocol standard of metering automation terminal uplink communication protocol-2013, the master station calls the time measurement gateway to transmit the message to the concentrator LoRa nodes through the double LoRa radio frequency pieces 102, the concentrator LoRa nodes reply to the gateway LoRa through the LoRa nodes after meter reading is completed, the gateway sends data to the master station through a WIFI network, and automatic meter reading is completed.
Example 2
Referring to fig. 2-4, this embodiment differs from the first embodiment in that: the winding assembly 300 includes a first clasping member 301, a second clasping member 302 hinged to the first clasping member 301, and a winding rod 303 disposed on the second clasping member 302 and the first clasping member 301, wherein an end of the winding rod 303 is provided with an adhesive tape head 304, wherein the first clasping member 301 and the second clasping member 302 are rotatably connected with a connecting rod 305, the connecting rod 305 is fixed with the winding rod 303, one end of the connecting rod 305 extending into the first clasping member 301 or the second clasping member 302 is provided with a centrifugal rod 306, a first elastic member 509307 is disposed between the centrifugal rod 306 and the first clasping member 301 or the second clasping member 302, the connecting rod 305 is disposed at a position close to a side wall of the first clasping member 301 or the second clasping member 302, the centrifugal rod 306 and the winding rod 303 are disposed at 90 ° offset, one end of the centrifugal rod 306 away from the connecting rod 305 is provided with a connecting ball 307a, one end of the elastic member 509307 is provided with a hemisphere-, the elastic member 509307 is far from the end of the connecting ball 307a to extend out of the hook 307c, a pull ring 307d (not shown in the figure) matched with the hook 307c is arranged at the positions of the first embracing member 301 and the second embracing member 302 close to the elastic member 509307, the lower end of the first embracing member 301 is hinged with the second embracing member 302, a clamping groove 308 is arranged at the center of the first embracing member 301 and the second embracing member 302, half gears 308a are respectively arranged on the side walls of the first embracing member 301 and the second embracing member 302, the two half gears 308a form a first gear, magnets which are mutually attracted are arranged between the first embracing member 301 and the second embracing member 302, wherein the winding assembly 300 further comprises a second gear 308b engaged with the first gear and a driving motor 309 for driving the second gear 308b to rotate.
Specifically, in this embodiment, the winding assembly 300 includes a first locking member 301, the shape of the first locking member 301 is semicircular, a second locking member 302 is hinged to the lower end of the first locking member 301, the rotation plane of the second locking member 302 is vertically arranged, the second locking member 302 forms a circle with the first locking member 301 after rotating, a clamping groove 308 is formed in the center of the first locking member 301 and the center of the second locking member 302, the diameter of the clamping groove 308 is larger than that of the first lead or the second lead, winding rods 303 are arranged on the first locking member 301 and the second locking member 302, the winding rods 303 are arranged along the radial direction of the first locking member 301 and the second locking member 302, an adhesive tape roll is rotatably connected to the front end of each winding rod 303, and the end of the adhesive tape roll extends outward, so as to facilitate subsequent attachment.
In order to drive the swing of the winding rods 303, so that the ends of the two winding rods 303 can extend into the positions of the slots 308 as much as possible, and further the adhesive tape heads 304 at the ends of the winding rods 303 can be adhered to the first wire or the second wire, a connecting rod 305 is rotatably connected inside the first locking member 301 or the second locking member 302, the rotating plane of the connecting rod 305 is parallel to the surface of the first locking member 301 or the second locking member 302, two ends of the connecting rod 305 extend outwards or inwards, the winding rods 303 are fixed at the extending ends of the connecting rod 305, a centrifugal rod 306 is fixed at the extending end of the connecting rod 305, the length direction of the centrifugal rod 306 is perpendicular to the length direction of the winding rods 303, the mass of the centrifugal rod 306 is greater than that of the winding rods 303, and therefore, when the first locking member 301 and the second locking member 302 rotate, the centrifugal force generated will swing the centrifugal rod 306 towards the end faces of the first locking member 301 or the second locking member 302, and the winding rod 303 is swung to a direction close to the first clasp 301 or the second clasp 302 (i.e. the center of the slot 308) for winding the adhesive tape.
Furthermore, a connection ball 307a is fixed at an end of the centrifugal rod 306 away from the connection rod 305, a covered hemisphere 307b is fixed at an end of the elastic member 509307, the covered hemisphere 307b is sleeved with the connection ball 307a, so that the connection ball 307a rotates in the covered hemisphere 307b, so that when the centrifugal rod 306 swings, the elastic member 509307 is always kept pressed in the positive direction, then a hook 307c extends from an end of the elastic member 509307 away from the covered hemisphere 307b, a pull ring 307d is fixed inside each of the first locking member 301 and the second locking member 302, and when an operator installs or removes the spring 606, the operator uses the cooperation of the hook 307c and the pull ring 307d to achieve the detachment.
Further, a half gear 308a is fixed on the side wall of the first locking member 301 and the side wall of the second locking member 302, the two half gears 308a can form a whole circle along with the mutual locking of the first locking member 301 and the second locking member 302 to form a first gear, then in order to drive the first locking member 301 and the second locking member 302 to rotate, the winding assembly 300 further comprises a base, the base is mainly used for containing the first locking member 301 and the second locking member 302, a driving motor 309 is further arranged on the base, a second gear 308b is further fixed on a motor shaft of the driving motor 309, the second gear 308b is meshed with the first gear, and the first gear can be driven to rotate after the second gear 308b rotates.
Preferably, magnets are arranged on opposite side walls of the first locking member 301 and the second locking member 302, and an operator can manually rotate the first locking member 301 and the second locking member 302 to realize splicing.
The rest of the structure was the same as in example 1.
The operation process is as follows: the operator is in the back of connecting first wire and second wire, the operator places the base in the position that is close to first wire and second wire, then the operator manually rotates second embracing member 302, make the mutual actuation of magnet, first embracing member 301 and the synthetic complete disc of second embracing member 302 this moment, start driving motor 309 this moment, it is rotatory to make second gear 308b drive first gear, then drive the rotation of first embracing member 301 and second embracing member 302, then this moment because the promotion of rotational speed, make centrifugal force increase gradually, then centrifugal rod 306 outwards swings gradually, and then can drive the reverse swing of winding rod 303, make the sticky tape glue the junction of first wire or second wire, and because rotate, realize the winding of sticky tape.
Example 3
Referring to fig. 5-7, this embodiment differs from the above embodiments in that: the heat dissipation component 400 comprises a connection frame 401 arranged at the notch of the reserved groove of the main board, a connection board 402 arranged on the connection frame 401, and a heat dissipation bar 403 rotatably connected to the connection board 402, wherein the lower end of the connection board 402 is provided with a butting board 404, the butting board 404 is butted with the core processor, one side of the butting board 404 close to the core processor is provided with a heat conduction pad, the heat dissipation bar 403 is wound with a heat conduction pipe 405 along the positive direction of the heat dissipation bar 403, one end of the heat conduction pipe 405 close to the butting board 404 is flatly arranged, the surface of the heat dissipation bar 403 is provided with a plurality of first clamping grooves 308 matched with the heat conduction pipe 405, the heat dissipation bar 403 is internally provided with a plurality of second clamping grooves 308 vertical to the first clamping grooves 308, a water cooling pipe 406 is clamped in the second clamping grooves 308, water cooling liquid is arranged in the water cooling pipe 406, one end of the water cooling pipe 406 extending outwards out of the heat dissipation bar 403 is also, the driving assembly 500 comprises a driving rod 501 connected to the connecting frame 401 in a sliding manner, a control rod 502 hinged to one end of the driving rod 501, and a sliding sleeve 503 connected to the control rod 502 in a sliding manner, wherein two ends of the sliding sleeve extend out of a rotating shaft and are hinged to the outer whole box, a driving groove 504 is formed in the driving rod 501, the driving groove 504 comprises a first transverse groove 504a formed in the length direction of the driving rod 501, a second transverse groove 504b communicated with the first transverse groove 504a and obliquely arranged, and a third transverse groove 504c communicated with the first transverse groove 504a and the second transverse groove 504b, a driving strip 505 is arranged in the driving groove 504, a jacking rod 506 is sleeved on the driving strip 505, a clamping ring 507 extends outwards from the heat dissipation row 403, the clamping ring 507 is hinged to the jacking rod 506, a sleeve 508 is arranged at the lower end of the jacking rod 506, a second elastic piece 509307 is arranged between the driving strip 505 and the sleeve 508, a convex plate 509a matched with the driving strip 505 is arranged between the second transverse groove 504b and the third transverse groove 504, be equipped with exhaust fan 600 on heat dissipation row 403, driving strip 505 is kept away from flange 509a one end and is equipped with the control unit 601 of control exhaust fan 600, control unit 601 is including setting up the card tie-down loop bar 602 on sleeve 508, the card tie-down pole 603 of rotation connection in card tie-down loop bar 602, the setting is in the hoop 604 that blocks down pole 603 and be close to exhaust fan 600 one end and set up the toper piece 605 that blocks down pole 603 and be close to driving strip 505 one end, be equipped with spring 606 between toper piece 605 and the card tie-down loop bar 602, be equipped with the shell fragment 607 of a plurality of annular settings in the hoop 604, be equipped with the rubber pad on the shell.
Specifically, in this embodiment, the heat dissipation component 400 includes a connection frame 401 disposed at the notch of the motherboard pre-groove, the connection frame 401 and the motherboard pre-groove are connected by a bolt, a connection plate 402 is further disposed on the connection frame 401, the connection plate 402 is disposed along the bottom wall perpendicular to the motherboard pre-groove, a heat dissipation bar 403 is rotatably connected to the connection plate 402, the heat dissipation bar 403 is in a square shape and is composed of a plurality of flat plate-shaped heat dissipation fins and welded to each other, a butt plate 404 is further fixed at the lower end of the connection plate 402, the butt plate 404 extends outward out of the connection frame 401, after the connection frame 401 is mounted, the butt plate 404 abuts against the core processor, a heat conduction pad is attached to one end of the core processor close to the butt plate 404, the heat conduction pad is made of silicone grease and is used for conducting heat on the core processor, then, in order to transmit heat to the heat dissipation bank 403, heat conduction pipes 405 are wound around the periphery of the heat dissipation bank 403 along the forward direction of the heat dissipation bank 403, the heat conduction pipes 405 are made of copper and are arranged in three rows, and are arranged side by side, and then one end of each heat conduction pipe 405 close to the abutting plate 404 is flattened, so that heat is transferred from the abutting bank to the heat conduction pipes 405 and the heat dissipation bank 403, and the flattening arrangement reduces the space and increases the heat dissipation area.
Further, in order to improve the heat dissipation effect, the heat dissipation bar 403 is further provided with an exhaust fan 600, and the exhaust fan 600 blows air to the heat dissipation bar 403, so that heat transferred to the heat dissipation bar 403 and the heat pipe 405 is blown out outwards, and the heat is taken away by wind power, thereby further cooling is realized.
Further, when the ambient temperature is too high, the heat dissipation effect of the exhaust fan 600 may not be good enough, the water cooling pipe 406 is disposed inside the heat dissipation bar 403 along the direction perpendicular to the heat conduction pipe 405, the water cooling pipe 406 is wound and attached to the heat dissipation bar 403, the end of the water cooling pipe 406 extending out of the heat dissipation bar 403 is also flattened, the water cooling pipe 406 is communicated with the circulation pipe, and the circulation pipe is provided with a water pump, so that the cooling liquid flows in the water cooling pipe 406 and the circulation pipe, thereby achieving water cooling.
Further, arrange 403 to rotate in order to drive the heat dissipation, so that whether the operator chooses to carry out the forced air cooling or the water cooling, be equipped with drive assembly 500 between heat dissipation row 403 and link 401, in this embodiment, drive assembly 500 includes the actuating lever 501 of connection on link 401 that slides, actuating lever 501 slides along the horizontal direction, simultaneously in order to let operator control actuating lever 501's removal, it has control lever 502 to articulate on one of actuating lever 501, the vertical setting in rotation plane of control lever 502, actuating lever 501 stretches out the whole case outward, be convenient for operator's use, then it is connected with sliding sleeve 503 still to rotate in the whole case outward, the vertical setting in rotation plane of sliding sleeve 503, sliding sleeve 503 then overlaps on control lever 502, with control lever 502 connection that slides, then drive slot 504 has been seted up on the lateral wall of actuating lever 501.
In this embodiment, the driving groove 504 includes a first transverse groove 504a formed along the length direction of the driving rod 501, a second transverse groove 504b obliquely connected to the first transverse groove 504a, and a third transverse groove 504c connected to both the first transverse groove 504a and the second transverse groove 504b, the first transverse groove 504a, the second transverse groove 504b, and the third transverse groove 504c together form an isosceles triangle, then a driving bar 505 is slidably connected in the driving groove 504, the driving bar 505 is arranged in the direction perpendicular to the bottom surface of the driving groove 504, the driving bar 505 is cylindrical, and a jacking rod 506 is sleeved outside the driving bar 505, the jacking rod 506 is arranged in the vertical direction, and a snap ring 507 extends outward on the heat dissipation row 403, the end of the snap ring 507 extending out is hinged to the end of the jacking rod 506, so that the jacking rod 506 moves in the setting direction, drives the movement of the snap ring 507, and then drives the heat dissipation row 403 to rotate, further, the choice of whether to have the heat pipe 405 abut the core processor or the water cooled pipe 406 abut the core processor can be made.
Further, a sleeve 508 is arranged at the lower end of the jacking rod 506, the sleeve 508 is sleeved with the driving bar 505, a second elastic piece 509307 is arranged between the driving bar 505 and the sleeve 508, the second elastic piece 509307 drives the driving bar 505 to move towards the driving groove 504 all the time, the driving bar 505 can extend out of the sleeve 508, a control component 601 is arranged on the driving bar 505 and the sleeve 508, the control component 601 can control the exhaust fan 600 to be closed, and then the exhaust fan 600 is rotated and adjusted to be in a water cooling mode, and the exhaust fan 600 is synchronously closed.
In this embodiment, the control member 601 includes a stop rod 602 disposed on the sleeve 508, the stop rod 602 is disposed obliquely, a cavity is disposed in the stop rod 602, a stop rod 603 is further rotatably connected to the inside of the stop rod 602, a rotation plane of the stop rod 603 is disposed along a direction perpendicular to the surface of the driving rod 501, a clasp 604 is disposed at an end of the stop rod 603 away from the sleeve 508, the clasp 604 has a size corresponding to a protruding position of the center of the fan 600 and can clamp the center of the fan 600 to stop the fan 600, a tapered block 605 is disposed at an end of the stop rod 603 close to the driving bar 505, a spring 606 is disposed between the side of the stop block away from the tapered block 605 and the stop rod 602, the spring 606 always drives the tapered block 605 to extend outward, a convex plate 509a is disposed at a connection position of the second transverse groove 504b and the third transverse groove 504c, and after the driving bar 505 moves to the position of the convex plate 509a, the driving bar 505 is moved outward, and then the tapered block 605 is pushed, and then the shroud ring at the front end of the locking rod 603 is driven to lock the exhaust fan 600.
Preferably, 6 elastic pieces 607 are arranged in the hoop 604 at equal intervals, the elastic pieces 607 can clamp the center of the exhaust fan 600, and a rubber pad is attached to the elastic pieces 607 to increase the friction force during clamping.
The rest of the structure was the same as in example 2.
The operation process is as follows: when the module works, an operator selects to use the heat pipe 405 or the water cooling pipe 406 to dissipate heat according to different temperature environments, and the initial state of the heat dissipation assembly is that the heat pipe 405 and the exhaust fan 600 work to realize fan heat dissipation, when water cooling heat dissipation needs to be adjusted, the operator dials the control rod 502 to make the control rod 502 drive the driving rod 501 to push forward, then the driving bar 505 moves from the first horizontal groove 504a to the second horizontal groove 504b, and then drives the jacking rod 506 at the same time, so that the jacking rod 506 pushes the snap ring 507 to make the snap ring 507 drive the rotation of the heat dissipation row 403 to make the water cooling pipe 406 abut against the abutting plate 404, then the electric control water pump to make the cooling liquid circulate to realize water cooling, meanwhile, the convex plate 509a pushes the driving bar 505 outwards to make the driving rod 501 press the conical block 605 inwards, then makes the blocking rod 603 rotate to make the holding ring 604 at the front end of the blocking rod 603 extend out, the exhaust fan 600 is stopped.
It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (9)
1. The utility model provides a smart power grids gateway based on LoRaWAN which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the gateway component (100) comprises a control mainboard (101), a double LoRa radio frequency device (102) and a 100MHz gateway device (103), wherein the double LoRa radio frequency device is electrically connected with the control mainboard (101);
the communication assembly (200) comprises a first information module (201) for communicating by using WIFI, a LoRa radio frequency communication antenna (202) and a correction system clock (203); and the number of the first and second groups,
the connecting component comprises a first wire connected between the control main board (101) and the double LoRa radio frequency component (102) and a second wire connected between the first information module (201) and the correction system clock (203).
2. The LoRaWAN-based smart grid gateway of claim 1, wherein: the connection assembly comprises a first wire, a second wire and a connecting component, wherein the first wire and the second wire are connected in a splicing mode, the splicing ends of the first wire and the second wire are coated with insulating tapes, and the connecting component further comprises a winding component (300) used for winding the insulating tapes.
3. The LoRaWAN-based smart grid gateway of claim 1, wherein: the winding component (300) comprises a first holding part (301), a second holding part (302) hinged with the first holding part (301), and a winding rod (303) arranged on the second holding part (302) and the first holding part (301), wherein the end of the winding rod (303) is provided with an adhesive tape head (304),
wherein, first embracing member (301) and second embracing member (302) inside is rotated and is connected with connecting rod (305), connecting rod (305) are fixed with winding pole (303), connecting rod (305) stretch into first embracing member (301) or second embracing member (302) one end and are provided with centrifugal lever (306), be equipped with elastic component (509) (307) between centrifugal lever (306) and first embracing member (301) or second embracing member (302).
4. The LoRaWAN-based smart grid gateway of claim 3, wherein: the connecting rod (305) is arranged at the position close to the side wall of the first locking member (301) or the second locking member (302), and the centrifugal rod (306) and the winding rod (303) are arranged in a staggered mode by 90 degrees.
5. The LoRaWAN-based smart grid gateway of claim 3, wherein: the centrifugal rod (306) is provided with a connecting ball (307a) at one end far away from the connecting rod (305), one end of each elastic piece (509) (307) is provided with a coating hemisphere (307b) coating the connecting ball (307a), one end of each elastic piece (509) (307) far away from the connecting ball (307a) extends out of a clamping hook (307c), and pull rings (307d) matched with the clamping hooks (307c) are arranged at positions, close to the elastic pieces (509) (307), of the first clamping piece (301) and the second clamping piece (302).
6. The LoRaWAN-based smart grid gateway of claim 3 or 5, wherein: the lower end of the first embracing member (301) is hinged with the second embracing member (302), the centers of the first embracing member (301) and the second embracing member (302) are provided with clamping grooves (308), the side walls of the first embracing member (301) and the second embracing member (302) are respectively provided with a half gear (308a), the two half gears (308a) form a first gear, and magnets which are mutually attracted are arranged between the first embracing member (301) and the second embracing member (302),
wherein, the winding assembly (300) further comprises a second gear (308b) meshed with the first gear and a driving motor (309) driving the second gear (308b) to rotate.
7. The LoRaWAN-based smart grid gateway of claim 1, wherein: a heat dissipation component is arranged in the box body, the heat dissipation component (400) comprises a connecting frame (401), a connecting plate (402) arranged on the connecting frame (401) and a heat dissipation row (403) rotatably connected on the connecting plate (402),
the heat-conducting plate comprises a connecting plate (402), wherein a butt plate (404) is arranged at the lower end of the connecting plate (402), the butt plate (404) is in butt joint with the core processor, and a heat-conducting pad is arranged on one side, close to the core processor, of the butt plate (404).
8. The LoRaWAN-based smart grid gateway of claim 7, wherein: the heat dissipation device is characterized in that a heat conduction pipe (405) is wound on the heat dissipation bar (403) along the forward direction of the heat dissipation bar (403), one end, close to the abutting plate (404), of the heat conduction pipe (405) is arranged in a flattened mode, a plurality of first clamping grooves (308) matched with the heat conduction pipe (405) are formed in the surface of the heat dissipation bar (403), a plurality of second clamping grooves (308) perpendicular to the first clamping grooves (308) are formed in the heat dissipation bar (403), a water cooling pipe (406) is clamped in each second clamping groove (308), water cooling liquid is arranged in each water cooling pipe (406), one end, extending out of the heat dissipation bar (403), of each water cooling pipe (406) is arranged in a flattened mode, and a driving assembly (500) is arranged between the heat dissipation bar (403) and the connecting frame (401).
9. The LoRaWAN-based smart grid gateway of claim 8, wherein: the driving component (500) comprises a driving rod (501) connected with the connecting frame (401) in a sliding way, a control rod (502) hinged on one end of the driving rod (501), and a sliding sleeve (503) connected with the control rod (502) in a sliding way, two ends of the sliding strip extend out of the rotating shaft and are hinged with the outer whole box,
wherein the driving rod (501) is provided with a driving groove (504), the driving groove (504) comprises a first transverse groove (504a) arranged along the length direction of the driving rod (501), a second transverse groove (504b) communicated with the first transverse groove (504a) and obliquely arranged, and a third transverse groove (504c) communicated with the first transverse groove (504a) and the second transverse groove (504b),
a driving bar (505) is arranged in the driving groove (504), a jacking rod (506) is sleeved on the driving bar (505), a clamping ring (507) extends outwards from the heat dissipation bar (403), the clamping ring (507) is hinged with the jacking rod (506),
a sleeve (508) is arranged at the lower end of the jacking rod (506), an elastic piece (509) (307) is arranged between the driving bar (505) and the sleeve (508), a convex plate (509a) matched with the driving bar (505) is arranged between the second transverse groove (504b) and the third transverse groove (504c),
be equipped with exhaust fan (600) on heat dissipation row (403), be equipped with on sleeve (508) and block loop bar (602), it is connected with card end rod (603) to block loop bar (602) rotation, card end rod (603) are close to exhaust fan (600) one end and are equipped with armful ring (604), card end rod (603) are close to driving strip (505) one end and are equipped with toper piece (605), be equipped with spring (606) between toper piece (605) and the card end loop bar (602).
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| CN202011623815.7A CN112867180B (en) | 2020-12-30 | 2020-12-30 | Smart power grids gateway based on LoRaWAN |
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