CN105847186B - Large-scale switch structure for power dispatching system - Google Patents
Large-scale switch structure for power dispatching system Download PDFInfo
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- CN105847186B CN105847186B CN201610351246.2A CN201610351246A CN105847186B CN 105847186 B CN105847186 B CN 105847186B CN 201610351246 A CN201610351246 A CN 201610351246A CN 105847186 B CN105847186 B CN 105847186B
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- rubber
- interface
- contact
- dispatching system
- power dispatching
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/10—Packet switching elements characterised by the switching fabric construction
Abstract
The invention discloses a large-scale switch structure for a power dispatching system, which comprises a switch processor, wherein the switch processor is in communication connection with a two-layer switching chip, the two-layer switching chip is in communication connection with a physical layer interface PYH chip, a plurality of RJ45 interfaces are arranged on a physical layer interface PYH chip, eight contact mechanisms are arranged at the top of the RJ45 interface side by side, a clamping groove is arranged at the bottom of the RJ45 interface, each contact mechanism comprises symmetrically arranged contact arms, bent parts are arranged at the bottoms of the contact arms, a rubber head is arranged at the top ends of the bent parts, an elastic metal sheet is arranged between the two contact arms, the middle point of the elastic metal sheet protrudes downwards, a rubber block is arranged between the two bent parts, two through holes are symmetrically arranged on the rubber block, contact pieces are connected to the inner sides of the bent parts, and the contact pieces penetrate through the through holes. The invention can solve the defects of the prior art and reduce the signal interference and attenuation at the RJ45 interface.
Description
Technical Field
The invention relates to a power dispatching communication device, in particular to a large-scale switch structure for a power dispatching system.
Background
The switch is an important communication device in network communication. Existing switches usually use RJ45 interface form, for example, chinese patent CN 204517850U discloses a switch structure. The interface of the switch is the most obvious area of signal interference and signal attenuation in the whole network transmission process, and how to reduce the signal interference and the attenuation at the RJ45 interface is the key point for improving the whole network communication quality.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a large-scale switch structure for a power dispatching system, which can solve the defects of the prior art and reduce the signal interference and attenuation at an RJ45 interface.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows.
The utility model provides a large-scale switch structure for power dispatching system, includes the switch treater, the switch treater is connected with the communication of two layers of exchange chips, and two layers of exchange chips are connected with the communication of physical layer interface PYH chip, are provided with a plurality of RJ45 interfaces on the chip of physical layer interface PYH, RJ45 interface top is provided with eight contact mechanism side by side, and the bottom of RJ45 interface is provided with the draw-in groove, contact mechanism is including the contact arm that the symmetry set up, and the bottom of contact arm is provided with the kink, and the top of kink is provided with the rubber head, is provided with the elasticity sheetmetal between two contact arms, and the mid point of elasticity sheetmetal is protruding downwards, is provided with the block rubber between two kinks, and the symmetry is provided with two through-holes on the block rubber, and the inboard of kink is connected with the contact piece, and the contact piece runs through the through-hole setting.
As a preferable technical scheme of the invention, an included angle between the through hole and the horizontal direction is 65 degrees.
As a preferred technical scheme of the invention, a notch is arranged on the lower surface of the rubber head, and a first spring body is arranged in the rubber head above the notch.
As a preferable technical scheme of the invention, two sides of the notch are provided with inclined planes, and the two inclined planes are perpendicular to each other.
As a preferred technical scheme of the invention, a threaded hole is formed in the center of the rubber block, a rubber cylinder is connected with the threaded hole in a threaded manner, the top of the rubber cylinder is connected with the middle point of the elastic metal sheet in a pressing manner, the elastic metal sheet is connected to the rubber cylinder through two torsional springs, the two torsional springs are arranged in a mutually crossed manner, and an arc-shaped sucking disc is arranged at the bottom of the rubber cylinder.
As a preferable technical scheme of the invention, the top of the contact piece is in mutual pressure joint with the arc-shaped sucker.
According to a preferable technical scheme of the invention, the bottom of the clamping groove is provided with a fixing groove, the tail end of the fixing groove is provided with a protruding part, a fixing rod is arranged in the fixing groove in a sliding manner, the fixing rod is axially connected with a clamping block, the clamping block is provided with two fixing points, and the fixing point at the inner side of the clamping block is higher than the fixing point at the outer side of the clamping block.
In a preferred embodiment of the present invention, a rubber ring is disposed on an outer edge of the RJ45 jack, a first flange portion is disposed on an inner side of the rubber ring, and a second flange portion is disposed on an outer side of the rubber ring, wherein when the RJ45 connector is inserted into the RJ45 jack, the first flange portion is located between the RJ45 connector and the RJ45 jack, and the second flange portion is located on an outer side of the RJ45 connector.
Adopt the beneficial effect that above-mentioned technical scheme brought to lie in: the invention improves the connection firmness of the pins by improving the contact structure in the RJ45 interface. When the RJ45 connector is inserted, the bending part is in contact with the pin of the connector, and meanwhile, the contact arms are pressed to be close to each other, the elastic metal sheet is elastically deformed to extrude the rubber block, and the rubber block and the rubber head fix the pin simultaneously. The contact piece is used for carrying out secondary contact, and the pin refining reliability is improved. The notch arranged on the rubber head can lead the rubber head to generate twisting deformation when contacting with the pin, thereby leading the inclined plane to carry out the cross fixation of two mutually vertical directions on the pin. In the process of splicing, the rubber column body is extruded by torsional force, so that the pins are twisted and crimped, when the RJ45 connector is inserted into the interface, the clamping block moves inwards along with the insertion of the connector, and the two fixing points continuously twist and clamp the interface for fixation. When the plug needs to be disassembled, the connector is pressed inwards, and then the elastic sheet on the connector is pressed, so that the plug can be pulled out. The rubber circle can seal the gap between plug and the interface when pegging graft, has avoided the not tight problem of current rubber circle seal, and first flange portion can also improve the contact stability of contact mechanism and plug pin moreover.
Drawings
FIG. 1 is a block diagram of one embodiment of the present invention.
Fig. 2 is a structural view of a contact mechanism in an embodiment of the present invention.
Fig. 3 is a structural view of a rubber head according to an embodiment of the present invention.
Fig. 4 is a block diagram of a rubber block according to an embodiment of the present invention.
Fig. 5 is a block diagram of a card slot in an embodiment of the invention.
Fig. 6 is a structural view of a rubber ring in an embodiment of the present invention.
Fig. 7 is a schematic diagram of signal delivery in an embodiment of the present invention.
In the figure: 1. a switch processor; 2. a two-layer switching chip; 3. physical layer interface PYH chip; 4. an RJ45 interface; 5. a contact mechanism; 6. a contact arm; 7. a bending section; 8. a rubber head; 9. a resilient metal sheet; 10. a rubber block; 11. a through hole; 12. a contact piece; 13. a notch; 14. a first spring body; 15. a bevel; 16. a threaded hole; 17. a rubber cylinder; 18. a torsion spring; 19. an arc-shaped sucker; 20. a card slot; 21. fixing grooves; 22. fixing the rod; 23. a clamping block; 24. a boss portion; 25. a fixed point; 26. a rubber ring; 27. a first flange portion; 28. a second flange portion.
Detailed Description
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description and the description of the attached drawings, and the specific connection mode of each part adopts the conventional means of mature bolts, rivets, welding, sticking and the like in the prior art, and the detailed description is not repeated.
Referring to fig. 1-7, the embodiment includes a switch processor 1, the switch processor 1 is communicatively connected to a two-layer switch chip 2, the two-layer switch chip 2 is communicatively connected to a physical layer interface PYH chip 3, a plurality of RJ45 interfaces 4 are disposed on the physical layer interface PYH chip 3, eight contact mechanisms 5 are arranged at the top of the RJ45 interface 4 side by side, a clamping groove 20 is arranged at the bottom of the RJ45 interface 4, the contact mechanism 5 comprises contact arms 6 which are symmetrically arranged, bent portions 7 are arranged at the bottoms of the contact arms 6, rubber heads 8 are arranged at the top ends of the bent portions 7, elastic metal sheets 9 are arranged between the two contact arms 6, the middle points of the elastic metal sheets 9 protrude downwards, rubber blocks 10 are arranged between the two bent portions 7, two through holes 11 are symmetrically arranged on the rubber blocks 10, contact pieces 12 are connected to the inner sides of the bent portions 7, and the contact pieces 12 penetrate through the through holes 11. The through hole 11 makes an angle of 65 deg. with the horizontal. The lower surface of the rubber head 8 is provided with a notch 13, and a first spring body 14 is arranged in the rubber head 8 above the notch 13. Inclined planes 15 are arranged on two sides of the notch 13, and the two inclined planes 15 are perpendicular to each other. The center of the rubber block 10 is provided with a threaded hole 16, a rubber cylinder 17 is connected with the threaded hole 16 in a threaded manner, the top of the rubber cylinder 17 is in compression joint with the middle point of the elastic metal sheet 9, the elastic metal sheet 9 is connected to the rubber cylinder 17 through two torsion springs 18, the two torsion springs 18 are arranged in a mutually crossed manner, and an arc-shaped sucker 19 is arranged at the bottom of the rubber cylinder 17. The top of the contact piece 12 is pressed against the arc-shaped suction cup 19. The bottom of draw-in groove 20 is provided with fixed slot 21, and the end of fixed slot 21 is provided with bellying 24, and it is provided with dead lever 22 to slide in fixed slot 21, has the joint piece 23 on the dead lever 22, is provided with two fixed points 25 on the joint piece 23, and the fixed point 25 that is located joint piece 23 inboard is higher than the fixed point 25 in the joint piece 23 outside. The outer edge of the RJ45 interface 4 is provided with a rubber ring 26, the inner side of the rubber ring 26 is provided with a first flange part 27, the outer side of the rubber ring 26 is provided with a second flange part 28, when the RJ45 connector is inserted into the RJ45 interface 4, the first flange part 27 is positioned between the RJ45 connector and the RJ45 interface 4, and the second flange part 28 is positioned at the outer side of the RJ45 connector.
In addition, the switch is provided with a two-layer switching chip 2 in redundant configuration. In the normal data transmission process, the two-layer exchange chip 2 arranged in a redundant mode performs reverse decoding on transmission data, the exchanger processor 1 extracts characteristic values from the results of the reverse decoding and the data transmitted in the forward direction, fits the characteristic values, judges that the transmission data has obvious interference when the highest term of the fitting results exceeds the power of 3, and performs secondary filtering processing on the data to reduce data interference.
The invention can obviously reduce the signal interference and attenuation at the RJ45 interface, and the error rate of data transmission can be further reduced to be lower than 10E-10 from the existing error rate lower than 10E-8 through the data transmission comparison test with the existing exchanger, and the data quality is obviously improved.
The above description is only presented as an enabling solution for the present invention and should not be taken as a sole limitation on the solution itself.
Claims (6)
1. The utility model provides a large-scale switch structure for power dispatching system, includes switch treater (1), switch treater (1) and two layers exchange chip (2) communication connection, and two layers exchange chip (2) and physical layer interface PYH chip (3) communication connection are provided with a plurality of RJ45 interfaces (4) on physical layer interface PYH chip (3), RJ45 interface (4) top is provided with eight contact mechanism (5) side by side, and the bottom of RJ45 interface (4) is provided with draw-in groove (20), its characterized in that: the contact mechanism (5) comprises symmetrically arranged contact arms (6), bent parts (7) are arranged at the bottoms of the contact arms (6), rubber heads (8) are arranged at the top ends of the bent parts (7), an elastic metal sheet (9) is arranged between the two contact arms (6), the middle point of the elastic metal sheet (9) protrudes downwards, a rubber block (10) is arranged between the two bent parts (7), two through holes (11) are symmetrically arranged on the rubber block (10), contact pieces (12) are connected to the inner sides of the bent parts (7), and the contact pieces (12) penetrate through the through holes (11); the included angle between the through hole (11) and the horizontal direction is 65 degrees; the lower surface of the rubber head (8) is provided with a notch (13), and a first spring body (14) is arranged in the rubber head (8) above the notch (13).
2. The large scale switch fabric for a power dispatching system of claim 1, wherein: inclined planes (15) are arranged on two sides of the notch (13), and the two inclined planes (15) are perpendicular to each other.
3. The large scale switch fabric for a power dispatching system of claim 2, wherein: the center of block rubber (10) is provided with screw hole (16), and screw hole (16) female connection has rubber cylinder (17), and the midpoint crimping of rubber cylinder (17) top and elastic metal piece (9) is in the same place, connects on rubber cylinder (17) through two torsional springs (18) on elastic metal piece (9), and two torsional springs (18) intercross sets up, and the bottom of rubber cylinder (17) is provided with arc sucking disc (19).
4. The large scale switch fabric for a power dispatching system of claim 3, wherein: the top of the contact piece (12) is pressed with the arc-shaped sucker (19).
5. The large scale switch fabric for a power dispatching system of claim 4, wherein: the bottom of draw-in groove (20) is provided with fixed slot (21), and the end of fixed slot (21) is provided with bellying (24), and it is provided with dead lever (22) to slide in fixed slot (21), and the coupling has joint piece (23) on dead lever (22), is provided with two fixed points (25) on joint piece (23), and fixed point (25) that are located joint piece (23) inboard are higher than fixed point (25) in joint piece (23) outside.
6. The large scale switch fabric for a power dispatching system of claim 5, wherein: the outside edge of RJ45 interface (4) is provided with rubber circle (26), and the inboard of rubber circle (26) is provided with first flange portion (27), and the outside of rubber circle (26) is provided with second flange portion (28), and when RJ45 connects and inserts RJ45 interface (4), first flange portion (27) are located between RJ45 connects and RJ45 interface (4), and second flange portion (28) are located the outside of RJ45 connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610351246.2A CN105847186B (en) | 2016-05-25 | 2016-05-25 | Large-scale switch structure for power dispatching system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610351246.2A CN105847186B (en) | 2016-05-25 | 2016-05-25 | Large-scale switch structure for power dispatching system |
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| Publication Number | Publication Date |
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| CN105847186A CN105847186A (en) | 2016-08-10 |
| CN105847186B true CN105847186B (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610351246.2A Active CN105847186B (en) | 2016-05-25 | 2016-05-25 | Large-scale switch structure for power dispatching system |
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