CN114520933B - Power line carrier switch with prevent grey structure - Google Patents
Power line carrier switch with prevent grey structure Download PDFInfo
- Publication number
- CN114520933B CN114520933B CN202210419451.3A CN202210419451A CN114520933B CN 114520933 B CN114520933 B CN 114520933B CN 202210419451 A CN202210419451 A CN 202210419451A CN 114520933 B CN114520933 B CN 114520933B
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- Prior art keywords
- groove
- plate
- main body
- extrusion
- bolt
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/10—Exchange station construction
-
- 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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/061—Hermetically-sealed casings sealed by a gasket held between a removable cover and a body, e.g. O-ring, packing
Abstract
The invention discloses a power line carrier switch with an ash-proof structure, which comprises: a main body and a display panel; the main part forward mounting has display panel, is close to display panel the main part forward mounting has control keyboard, the main part forward mounting has the circuit board, connecting terminal is installed to the main part bottom. This power carrier switch with prevent grey structure, sealed pad can produce deformation through self rubber material when receiving the extrusion, sealed pad deformation back is sealed between guard plate and the main part, make things convenient for the main part to possess dustproof construction, the tip screw thread of second bolt can extrude when sliding to the guard plate side, can operate control keyboard after convenient transparent shrouding is opened, the dummy block can extrude fixedly to the inside connecting wire of standing groove when the dummy block removes the standing groove top, make things convenient for the connecting wire to avoid becoming flexible after connecting, can carry out the block through the second draw-in groove after the second fixture block resets and connect, make things convenient for the main part to install fast.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a power carrier switch with an ash-proof structure.
Background
PLC, which is power carrier communication, is a communication system specific to a power system, and is a technology for transmitting an analog or digital signal at high speed by a carrier system using an existing power line. The method has the greatest characteristic that data transmission can be carried out only by wires without erecting a network again. The power carrier wave switch mainly comprises a shell, a carrier wave communication module, a display module and an operation module, wherein the shell is made of plastic materials. Similarly, pins are reserved on the lower portion, and the lower portion can be inserted into and installed in a position corresponding to the pin slot of the concentrator without an additional socket, dust easily enters the interior of the existing power carrier switch, so that internal parts are broken down, and certain defects exist in the existing power carrier switch during use, for example;
this prior art solution also presents the following problems when in use:
1. does not have a dustproof structure;
2. the control keyboard is inconvenient to operate;
3. the connecting wire is easy to loosen;
4. the main body is inconvenient to install;
there is a need for improvement in view of the above problems.
Disclosure of Invention
The invention provides the following technical scheme: the invention aims to provide a power carrier switch with an ash-proof structure, which aims to solve the problems that the power carrier switch in the market at present does not have a dustproof structure, a control keyboard is inconvenient to operate, a connecting wire is easy to loosen, and a main body is inconvenient to install.
In order to achieve the purpose, the invention provides the following technical scheme: a power carrier switch having an ash protection architecture, comprising: a main body and a display panel;
the front part of the main body is provided with a display panel, the front part of the main body close to the display panel is provided with a control keyboard, the front part of the main body is provided with a circuit board, and the bottom of the main body is provided with a connecting terminal;
the torsion groove is formed in the main body, a rotating rod penetrates through the torsion groove, a torsion spring is connected between the rotating rod and the torsion groove, a rotating block is connected to the side surface of the rotating rod, a protection plate is connected to the side surface of the rotating block, a fixing groove is formed in the side surface of the protection plate, and a rotating groove is formed in the front portion, close to the fixing groove, of the main body;
rotatory piece is connected inside the swivelling chute, rotatory piece side is connected with first bolt, and first bolt and rotatory piece structure as an organic whole to be sliding connection between first bolt and the fixed slot, first bolt side is connected with the nut, guard plate internal connection has the shrouding, the shrouding side is connected with sealed the pad, and the interval between shrouding and the main part is less than the sealed thickness of filling up to sealed the pad is the rubber material.
Preferably, turn round groove, rotary rod and torsional spring and be provided with two sets ofly about the central symmetry of main part, and turn round and constitute reset structure between groove, rotary rod and the torsional spring, the pulling guard plate can drive the turning block and rotate, can drive the rotary rod when the turning block rotates and rotate, can rotate through turning round the groove when the rotary rod rotates, can turn round the torsional spring when the rotary rod is rotatory.
Preferably, the protection plate is further provided with an observation groove, a connecting groove, a notch, a transparent sealing plate, a positioning block and a second bolt;
the observation groove penetrates through the inner part of the protection plate, a connecting groove is formed in the inner wall of the observation groove, the second bolt can drive the transparent sealing plate to move when pushed, the transparent sealing plate can slide through the connecting groove when moved, and a notch is formed in the inner wall of the connecting groove;
transparent shrouding, the gomphosis is in the inside of spread groove, transparent shrouding side is connected with the locating piece, is close to the breach transparent shrouding side through connection has the second bolt.
Preferably, be sliding connection between transparent shrouding and the spread groove, and be threaded connection between transparent shrouding and the second bolt to be sliding connection between second bolt and the breach, rotate the second bolt and can carry out the screw thread through transparent shrouding and slide, can loosen with the guard plate when second bolt screw thread slides, can promote the second bolt after second bolt and guard plate loosen.
Preferably, the main body is further provided with a transverse plate, a threaded rod, an internal thread sleeve, an extrusion plate, a limiting block, a limiting groove, an extrusion pad and a placing groove;
the transverse plate is connected to the inside of the main body, a threaded rod penetrates through the surface of the transverse plate, an internal thread sleeve is connected to the side face of the threaded rod, and an extrusion plate is connected to the end part of the internal thread sleeve;
the stopper is connected the both ends of stripper plate are close to the stopper the main part inner wall has seted up the spacing groove, can drive the stopper when stripper plate removes and remove, can slide through the spacing groove when the spacing block removes, the stripper plate bottom is connected with the extrusion pad, and the extrusion pad is the rubber material, is close to extrusion pad and connecting terminal the inside standing groove of having seted up of main part.
Preferably, constitute revolution mechanic through the bearing between diaphragm and the threaded rod, and be threaded connection between threaded rod and the internal thread sleeve to internal thread sleeve and stripper plate structure as an organic whole rotate the threaded rod and can carry out the screw thread slip through the diaphragm, can drive the internal thread sleeve during the threaded rod screw thread slip and carry out the screw thread slip, can drive the stripper plate when internal thread sleeve screw thread slips and remove.
Preferably, the main body is further provided with an inserting plate, a second clamping groove, a mounting plate, a slot, a second extrusion groove, a second spring and a second clamping block;
the plug board is connected to the back of the main body, a second clamping groove is formed in the side face of the plug board, the back of the main body is provided with a mounting plate, a slot is formed in the side face, close to the plug board, of the mounting plate, the main body can be pulled to drive the plug board and the slot to slide transversely, the main body can move downwards when the plug board slides transversely into the slot, and the plug board and the slot can be driven to slide vertically when the main body moves downwards;
and the second extrusion groove is formed in the slot, a second spring is connected in the second extrusion groove, and a second clamping block is connected to the end part, close to the second clamping groove, of the second spring.
Preferably, be sliding connection between second extrusion groove and the second fixture block, and constitute extending structure through the second spring between second extrusion groove and the second fixture block to constitute the block structure between second fixture block and the second draw-in groove, the picture peg can extrude the inclined plane of second fixture block when the picture peg vertically slides to the second fixture block side, can slide through second extrusion groove when the second fixture block receives the extrusion, can extrude the second spring when the second fixture block slides.
Compared with the prior art, the invention has the beneficial effects that: this power carrier switch with prevent grey structure, sealed pad can produce deformation through self rubber material when receiving the extrusion, sealed pad deformation back is sealed between guard plate and the main part, make things convenient for the main part to possess dustproof construction, the tip screw thread of second bolt can extrude when sliding to the guard plate side, can operate control keyboard after convenient transparent shrouding is opened, the dummy block can extrude fixedly to the inside connecting wire of standing groove when the dummy block removes the standing groove top, make things convenient for the connecting wire to avoid becoming flexible after connecting, can carry out the block through the second draw-in groove after the second fixture block resets and connect, make things convenient for the main part to install fast.
1. The protective plate can be pulled to drive the rotating block to rotate, the rotating block can drive the rotating rod to rotate when rotating, the rotating rod can rotate through the torsion groove when rotating, the torsion spring can be twisted when the rotating rod rotates, the fixed groove can be driven to move when the protective plate rotates, when the fixed groove moves to the side surface of the rotating groove, the first bolt can be pushed to rotate, and when the first bolt rotates, the rotating block and the rotating groove can be driven to rotate, when the first bolt rotates to the side surface of the fixing groove, the protection plate can be extruded, the protection plate can drive the sealing plate and the sealing gasket to move while rotating, when the sealing plate and the sealing gasket move into the main body, the sealing gasket can extrude the main body, the sealing gasket can deform through the rubber material of the sealing gasket when extruded, and the sealing gasket seals the protection plate and the main body after deformation, so that the main body can have a dustproof structure conveniently;
2. the second bolt can be rotated to perform threaded sliding through the transparent sealing plate, the second bolt can be loosened with the protection plate when in threaded sliding, the second bolt can be pushed after being loosened with the protection plate, the second bolt can be driven to move when being pushed, the transparent sealing plate can slide through the connecting groove when moving, the second bolt can be rotated when sliding into the other group of notches, the second bolt can perform threaded sliding through the transparent sealing plate when rotating, the end part of the second bolt can be extruded when sliding to the side surface of the protection plate through threads, and the control keyboard can be conveniently operated after the transparent sealing plate is opened;
3. the threaded rod can be rotated to perform threaded sliding through the transverse plate, the threaded rod can drive the internal thread sleeve to perform threaded sliding when in threaded sliding, the extrusion plate can be driven to move when the internal thread sleeve performs threaded sliding, the extrusion plate can be driven to move by the limiting block when moving, the limiting block can slide through the limiting groove when moving, the extrusion pad can be driven to move while the extrusion plate moves, the extrusion pad can extrude and fix the connecting wire in the placing groove when the extrusion pad moves to the top of the placing groove, and the connecting wire can be prevented from loosening after being connected;
4. the mounting plate can be arranged at a designated position through screws, when the mounting plate is arranged, the main body is pulled to drive the inserting plate and the inserting groove to transversely slide, when the inserting plate transversely slides into the slot, the main body can move downwards, when the main body moves downwards, the inserting plate and the slot can be driven to vertically slide, when the inserting plate vertically slides to the side surface of the second clamping block, the inserting plate can extrude the inclined surface of the second clamping block, when the second clamping block is extruded, the second clamping block can slide through the second extrusion groove, when the second clamping block slides, the second spring can be extruded, when the second fixture block is extruded to the inside of the second extrusion groove, the inserting plate can drive the second clamping groove to move to the side face of the second fixture block, the second fixture block can reset through the self elasticity of the second spring at the moment, the second fixture block can be clamped and connected through the second clamping groove after resetting, and the main body can be rapidly installed conveniently.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a cross-sectional view of the protection plate of the present invention;
FIG. 3 is a schematic cross-sectional front view of the present invention;
FIG. 4 is a schematic side view of the cross-sectional structure of the present invention;
FIG. 5 is a schematic bottom sectional view of the present invention;
FIG. 6 is an enlarged view of part A of the present invention
FIG. 7 is an enlarged view of the part B of the present invention.
In the figure: 1. a main body; 2. a display panel; 3. a control keyboard; 4. a circuit board; 5. a connection terminal; 6. twisting a groove; 7. rotating the rod; 8. a torsion spring; 9. rotating the block; 10. a protection plate; 11. fixing grooves; 12. a rotating tank; 13. rotating the block; 14. a first bolt; 15. a nut; 16. closing the plate; 17. a gasket; 18. an observation groove; 19. connecting grooves; 20. a notch; 21. a transparent sealing plate; 22. positioning blocks; 23. a second bolt; 24. a transverse plate; 25. a threaded rod; 26. an internally threaded sleeve; 27. a pressing plate; 28. a limiting block; 29. a limiting groove; 30. pressing the cushion; 31. a placement groove; 32. inserting plates; 33. a second card slot; 34. mounting a plate; 35. a slot; 36. a second extrusion groove; 37. a second spring; 38. and a second clamping block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a power carrier switch with an ash protection architecture, comprising: a main body 1 and a display panel 2;
the display panel 2 is installed on the front portion of the main body 1, the control keyboard 3 is installed on the front portion of the main body 1 close to the display panel 2, the circuit board 4 is installed on the front portion of the main body 1, the connecting terminal 5 is installed at the bottom of the main body 1, the twisting grooves 6 are formed in the main body 1, the rotating rods 7 penetrate through the twisting grooves 6 and are connected with the torsional springs 8, the rotating blocks 9 are connected to the side surfaces of the rotating rods 7, the protection plates 10 are connected to the side surfaces of the rotating blocks 9, the fixing grooves 11 are formed in the side surfaces of the protection plates 10, the rotating grooves 12 are formed in the front portion of the main body 1 close to the fixing grooves 11, the rotating blocks 13 are connected to the inside of the rotating grooves 12, the first bolts 14 are connected to the side surfaces of the rotating blocks 13, the first bolts 14 and the rotating blocks 13 are of an integral structure, the first bolts 14 are connected with the fixing grooves 11 in a sliding mode, the nuts 15 are connected to the side surfaces of the first bolts 14, and the sealing plates 16 are connected to the inside the protection plates 10, the side of the closing plate 16 is connected with a sealing gasket 17, the distance between the closing plate 16 and the main body 1 is smaller than the thickness of the sealing gasket 17, and the sealing gasket 17 is made of rubber.
Two groups of twisting grooves 6, rotating rods 7 and torsion springs 8 are symmetrically arranged about the center of the main body 1, and a reset structure is formed among the twisting grooves 6, the rotating rods 7 and the torsion springs 8.
Referring to fig. 2, 3 and 4, it can be known that the protection plate 10 can drive the sealing plate 16 and the sealing gasket 17 to move when rotating, the sealing gasket 17 can extrude the main body 1 when the sealing plate 16 and the sealing gasket 17 move to the inside of the main body 1, the sealing gasket 17 can deform through the rubber material of the sealing gasket 17 when being extruded, and the sealing gasket 17 can seal between the protection plate 10 and the main body 1 after being deformed.
The protection plate 10 is further provided with an observation groove 18, a connecting groove 19, a notch 20, a transparent sealing plate 21, a positioning block 22 and a second bolt 23, the observation groove 18 is arranged in the protection plate 10 in a penetrating mode, the connecting groove 19 is arranged on the inner wall of the observation groove 18, the notch 20 is arranged on the inner wall of the connecting groove 19, the transparent sealing plate 21 is embedded in the connecting groove 19, the positioning block 22 is connected to the side face of the transparent sealing plate 21, and the second bolt 23 is arranged on the side face of the transparent sealing plate 21, close to the notch 20, in a penetrating mode.
The transparent sealing plate 21 is slidably connected with the connecting groove 19, the transparent sealing plate 21 is threadedly connected with the second bolt 23, and the second bolt 23 is slidably connected with the notch 20.
Referring to fig. 1, 2, 3, 6 and 7, when the transparent sealing plate 21 moves, the transparent sealing plate can slide through the connecting groove 19, when the second bolt 23 slides into the other set of notches 20, the second bolt 23 can rotate, when the second bolt 23 rotates, the second bolt 23 can slide through the transparent sealing plate 21 in a threaded manner, and when the end part of the second bolt 23 slides to the side surface of the protection plate 10, the end part of the second bolt 23 can be extruded.
The transverse plate 24 and the threaded rod 25 form a rotating structure through a bearing, the threaded rod 25 and the internally threaded sleeve 26 are in threaded connection, and the internally threaded sleeve 26 and the extrusion plate 27 are in an integral structure.
Referring to fig. 4 and 5, the pressing plate 27 moves while driving the pressing pads 30 to move, and when the pressing pads 30 move to the top of the placing slots 31, the pressing pads 30 can press and fix the connecting wires inside the placing slots 31.
The second pressing groove 36 and the second latch 38 are slidably connected, a telescopic structure is formed between the second pressing groove 36 and the second latch 38 through a second spring 37, and a clamping structure is formed between the second latch 38 and the second slot 33.
Referring to fig. 4 and 5, it can be known that the mounting plate 34 can be mounted at a designated position through screws, after the mounting plate 34 is mounted, the main body 1 is pulled to drive the inserting plate 32 and the inserting groove 35 to slide transversely, when the inserting plate 32 slides transversely into the inserting groove 35, the main body 1 can move downwards, when the main body 1 moves downwards, the inserting plate 32 and the inserting groove 35 can be driven to slide vertically, and when the inserting plate 32 slides vertically into the inserting groove 35, the main body 1 can be mounted.
The working principle is as follows: when the power line carrier switch with the ash-proof structure is used, firstly, the protection plate 10 is pulled to drive the rotation block 9 to rotate, the rotation block 9 can drive the rotation rod 7 to rotate when rotating, the rotation rod 7 can rotate through the torsion groove 6 when rotating, the torsion spring 8 can be twisted when rotating, the protection plate 10 can drive the fixing groove 11 to move when rotating, the first bolt 14 can be pushed to rotate when the fixing groove 11 moves to the side surface of the rotation groove 12, the rotation block 13 and the rotation groove 12 can be driven to rotate when the first bolt 14 rotates, the protection plate 10 can be extruded when the first bolt 14 rotates to the side surface of the fixing groove 11, the protection plate 10 can drive the sealing plate 16 and the sealing gasket 17 to move when rotating, the sealing gasket 17 can extrude the main body 1 when the sealing plate 16 and the sealing gasket 17 move to the inside of the main body 1, the sealing gasket 17 can be deformed by a rubber material when being squeezed, and the sealing gasket 17 is deformed to seal the space between the protection plate 10 and the main body 1, so that the main body 1 can have a dustproof structure.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof.
Claims (1)
1. A power carrier switch with an ash protection architecture, comprising: a main body (1) and a display panel (2), characterized in that;
the front part of the main body (1) is provided with a display panel (2), the front part of the main body (1) close to the display panel (2) is provided with a control keyboard (3), the front part of the main body (1) is provided with a circuit board (4), and the bottom of the main body (1) is provided with a connecting terminal (5);
turn round groove (6), set up in the inside of main part (1), turn round groove (6), rotary rod (7) and torsional spring (8) and be provided with two sets ofly about the central symmetry of main part (1), and turn round and constitute reset structure between groove (6), rotary rod (7) and torsional spring (8), it has rotary rod (7) to run through between groove (6) to turn round, rotary rod (7) and turn round and be connected with torsional spring (8) between groove (6), the rotary rod (7) side is connected with turning block (9), the turning block (9) side is connected with guard plate (10), fixed slot (11) have been seted up to guard plate (10) side, be close to fixed slot (11) the main part (1) front portion of having seted up swivel groove (12);
the rotary block (13) is connected inside the rotary groove (12), a first bolt (14) is connected to the side face of the rotary block (13), the first bolt (14) and the rotary block (13) are of an integral structure, the first bolt (14) is in sliding connection with the fixing groove (11), a nut (15) is connected to the side face of the first bolt (14), a sealing plate (16) is connected inside the protection plate (10), a sealing gasket (17) is connected to the side face of the sealing plate (16), the distance between the sealing plate (16) and the main body (1) is smaller than the thickness of the sealing gasket (17), and the sealing gasket (17) is made of rubber;
the observation groove (18) penetrates through the protection plate (10), a connecting groove (19) is formed in the inner wall of the observation groove (18), and a notch (20) is formed in the inner wall of the connecting groove (19);
the transparent sealing plate (21) is embedded in the connecting groove (19), the transparent sealing plate (21) is in sliding connection with the connecting groove (19), the transparent sealing plate (21) is in threaded connection with the second bolt (23), the second bolt (23) is in sliding connection with the notch (20), a positioning block (22) is connected to the side surface of the transparent sealing plate (21), and the second bolt (23) penetrates through the side surface of the transparent sealing plate (21) close to the notch (20);
the transverse plate (24) is connected to the inside of the main body (1), a rotating structure is formed between the transverse plate (24) and the threaded rod (25) through a bearing, the threaded rod (25) is in threaded connection with the internal thread sleeve (26), the internal thread sleeve (26) and the extrusion plate (27) are of an integral structure, the threaded rod (25) penetrates through the surface of the transverse plate (24), the internal thread sleeve (26) is connected to the side surface of the threaded rod (25), and the extrusion plate (27) is connected to the end part of the internal thread sleeve (26);
the limiting blocks (28) are connected to two ends of the extrusion plate (27), limiting grooves (29) are formed in the inner wall of the main body (1) close to the limiting blocks (28), the bottom of the extrusion plate (27) is connected with extrusion pads (30), the extrusion pads (30) are made of rubber, and placing grooves (31) are formed in the main body (1) close to the extrusion pads (30) and the connecting terminals (5);
the plug board (32) is connected to the back of the main body (1), a second clamping groove (33) is formed in the side face of the plug board (32), a mounting plate (34) is arranged on the back of the main body (1), and a slot (35) is formed in the side face, close to the plug board (32), of the mounting plate (34);
second extrusion groove (36) set up in the inside of slot (35), be sliding connection between second extrusion groove (36) and second fixture block (38), and constitute extending structure through second spring (37) between second extrusion groove (36) and second fixture block (38), and constitute the block structure between second fixture block (38) and second draw-in groove (33), second extrusion groove (36) internal connection has second spring (37), be close to second draw-in groove (33) the end connection of second spring (37) has second fixture block (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210419451.3A CN114520933B (en) | 2022-04-21 | 2022-04-21 | Power line carrier switch with prevent grey structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210419451.3A CN114520933B (en) | 2022-04-21 | 2022-04-21 | Power line carrier switch with prevent grey structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114520933A CN114520933A (en) | 2022-05-20 |
| CN114520933B true CN114520933B (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210419451.3A Active CN114520933B (en) | 2022-04-21 | 2022-04-21 | Power line carrier switch with prevent grey structure |
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| CN (1) | CN114520933B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN214011147U (en) * | 2020-12-23 | 2021-08-20 | 山东鲁南瑞虹化工仪器有限公司 | Novel back door opening device of gas chromatograph |
| CN214281986U (en) * | 2021-03-24 | 2021-09-24 | 苏东 | Dust cover for electric power information exchange machine |
| CN114071901A (en) * | 2021-11-11 | 2022-02-18 | 安徽金鹰电子科技有限公司 | Dustproof television remote controller |
| CN216253553U (en) * | 2021-11-24 | 2022-04-08 | 重庆环迪机电有限公司 | Control panel of generator with key protection function |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN216057169U (en) * | 2021-10-12 | 2022-03-15 | 李迎春 | Broadcast television signal amplifier with joint protection function |
| CN114142381B (en) * | 2021-11-29 | 2023-09-08 | 国网安徽省电力有限公司六安供电公司 | Debugging equipment capable of limiting wiring terminal for electric power ring main unit |
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2022
- 2022-04-21 CN CN202210419451.3A patent/CN114520933B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214011147U (en) * | 2020-12-23 | 2021-08-20 | 山东鲁南瑞虹化工仪器有限公司 | Novel back door opening device of gas chromatograph |
| CN214281986U (en) * | 2021-03-24 | 2021-09-24 | 苏东 | Dust cover for electric power information exchange machine |
| CN114071901A (en) * | 2021-11-11 | 2022-02-18 | 安徽金鹰电子科技有限公司 | Dustproof television remote controller |
| CN216253553U (en) * | 2021-11-24 | 2022-04-08 | 重庆环迪机电有限公司 | Control panel of generator with key protection function |
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| Publication number | Publication date |
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| CN114520933A (en) | 2022-05-20 |
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