CN210668230U - Novel backup protector - Google Patents
Novel backup protector Download PDFInfo
- Publication number
- CN210668230U CN210668230U CN201921651200.8U CN201921651200U CN210668230U CN 210668230 U CN210668230 U CN 210668230U CN 201921651200 U CN201921651200 U CN 201921651200U CN 210668230 U CN210668230 U CN 210668230U
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- Prior art keywords
- protector
- protector shell
- sliding
- middle position
- pipe
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000001012 protector Effects 0.000 title claims abstract description 94
- 230000001681 protective effect Effects 0.000 claims abstract description 18
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 11
- 230000003068 static effect Effects 0.000 claims abstract description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 230000002349 favourable effect Effects 0.000 abstract description 12
- 239000000428 dust Substances 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 4
- 230000000739 chaotic effect Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 239000010949 copper Substances 0.000 abstract 1
- 230000009993 protective function Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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- Emergency Protection Circuit Devices (AREA)
Abstract
The utility model provides a novel backup protector, including the protector shell, first binding post, second binding post touches the buckle, the hand brake, and trip switch, cover structure is observed in rotatable protection, and adjustable removal bunch tubular construction can peg graft and push up tight fixing base structure, and the dropout contact touches the head, puts discharge tube, electromagnetic trip and static contact to the copper tape. The arrangement of the connecting seat, the inserting rod, the rotating plate and the observation protective cover of the utility model is favorable for preventing dust or liquid from falling on the outer wall of the protective shell and preventing short circuit or electric shock from occurring to increase the protective function; the arrangement of the fixing pipe, the second sliding hole and the L-shaped fixing frame is favorable for fixing the protector shell, and the protector shell is convenient to disassemble and is favorable for maintenance and overhaul; the U type mount, the spout, the sliding block, the setting of sliding seat and bundling pipe is favorable to fixed power cord, prevents that the power cord is chaotic to influence work.
Description
Technical Field
The utility model belongs to the technical field of the reserve protector, especially, relate to a novel reserve protector.
Background
Traditional fuses, circuit breakers, residual current protectors and the like are used as backup protectors of surge protectors.
But current backup protector still has the in-process that uses and does not possess safeguard function, and inconvenient fixed work and the inconvenient fixed problem of carrying on the cable of carrying on.
Therefore, it is necessary to invent a new backup protector.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a novel backup protector to there is the in-process that uses to solve current backup protector and does not possess safeguard function, the inconvenient fixed work that carries on and the inconvenient problem of carrying on the cable is fixed. A novel backup protector comprises a protector shell, a first wiring terminal, a second wiring terminal, a touch buckle, a hand brake, a tripping switch, a rotatable protective observation cover structure, an adjustable movable wiring harness structure, a pluggable abutting fixing seat structure, a tripping contact, a copper wire belt, a touch head, a discharge tube, an electromagnetic tripping device and a static contact, wherein the first wiring terminal is in bolted connection with the middle position inside the left side of the protector shell; the second wiring terminal is connected to the middle position inside the right side of the protector shell through a bolt; the touch buckle is coupled to the middle position inside the left side of the upper end of the protector shell; the hand brake is axially connected to the middle position of the upper end of the protector shell; the tripping switch is axially connected to the right side of the upper end of the protector shell; the rotatable protective observation cover structure is arranged in the middle of the left side of the protector shell; the adjustable movable bunching pipe structures are respectively arranged in the middle positions of the left side and the right side of the protector shell; the pluggable jacking fixing seat structures are respectively arranged at the lower parts of the left side and the right side of the protector shell; the tripping contact is connected to the upper part of the right side of the protector shell in a shaft mode; one end of the copper wire belt is connected with the upper part of the left side of the touch head through a bolt; the other end of the copper wire belt is connected to the upper part of the right side of the electromagnetic release through a bolt; the touch head is connected to the right side of the protector shell through a bolt; the discharge tube is connected to the middle of the bottom end in the protector shell through a bolt; the electromagnetic release is connected to the middle position in the protector shell through a bolt; the static contact is connected to the bottom end of the protector shell through a bolt; the rotatable protective observation cover structure comprises a connecting seat, an insertion rod, a rotating plate, an observation protective cover, a silica gel ring and an insertion groove, wherein the insertion rod is inserted in the middle of the front surface of the connecting seat; the lower end of the rotating plate is welded in the middle of the upper end of the insertion rod; the observation protective cover is connected to the upper part of the right side of the rotating plate through a screw; the silica gel ring is glued at the lower end of the observation protective cover; the inserting groove is arranged in the middle of the right side of the observation protective cover.
Preferably, the adjustable movable wire harness tube structure comprises a U-shaped fixing frame, a first sliding hole, a flat head screw, a sliding groove, a sliding block, a sliding seat and a wire harness tube, wherein the first sliding hole is formed in the middle of the upper end of the U-shaped fixing frame; the flat head screw penetrates through the first sliding hole; the sliding groove is formed in the middle of the inner wall of the left side of the U-shaped fixing frame; the sliding block is inserted in the sliding groove in a sliding manner; the sliding block is welded in the middle of the left side of the sliding seat; the right side of the sliding seat is welded at the middle position of the left side of the wiring pipe.
Preferably, the pluggable jacking fixing seat structure comprises a fixing pipe, a second sliding hole, a threaded pipe, a pressure spring and an L-shaped fixing frame, wherein the second sliding hole is formed in the middle of the upper end and the lower end of the fixing pipe respectively; the threaded pipe is in threaded connection with the middle position inside the left side of the fixed pipe; the pressure spring is inserted in the middle of the inner part of the fixed pipe; the upper end of the L-shaped fixing frame penetrates through the second sliding hole in a sliding mode.
Preferably, a butterfly spring is arranged between the hand brake and the protector shell; the discharge tube adopts a discharge tube, a graphite gap, a metal gap, a piezoresistor and a thyristor.
Preferably, the observation protective cover is a transparent PVC cover; the connecting seat adopts a U-shaped stainless steel seat.
Preferably, the connecting seat is bolted to the upper left side of the protector shell.
Preferably, the inner wall of the beam tube is glued with a rubber pad; the flat head screw is connected with the middle position of the upper end of the sliding block in a threaded manner.
Preferably, the U-shaped fixing frame is respectively bolted on the lower parts of the left side and the right side of the protector shell.
Preferably, the L-shaped fixing frame is a stainless steel frame with a through hole formed in the middle of the inner part of the lower end.
Preferably, the threaded pipes are respectively bolted to the lower parts of the left side and the right side of the protector shell.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, connecting seat, peg graft pole, the setting of rotor plate and observation protection casing is favorable to preventing that dust or liquid from falling on the outer wall of protector shell, prevents that short circuit or electric shock from increasing safeguard function.
2. The utility model discloses in, fixed pipe, the setting of second slide opening and L type mount, be favorable to carrying out protector shell fixed work, conveniently carry out the dismantlement of protector shell and be favorable to maintaining and overhaul work.
3. The utility model discloses in, U type mount, spout, the sliding block, the setting of sliding seat and pencil pipe is favorable to fixed power cord, prevents that the power cord is chaotic to influence work.
4. The utility model discloses in, the rotor plate, observe the setting of protection casing and silica gel circle, be favorable to carrying out sealing work, prevent that the short circuit from appearing at the in-process of work.
5. The utility model discloses in, fixed pipe, the second slide opening, the screwed pipe, the setting of pressure spring and L type mount is favorable to increasing the pressure between screwed pipe and the L type mount through pressure spring, prevents to drop at the in-process protector shell of work and influences work.
6. The utility model discloses in, U type mount, first slide opening, the crew cut screw, the setting of spout and sliding block is favorable to controlling sliding seat and bunched pipe, conveniently carries out power cord fixed work.
7. The utility model discloses in, the connecting seat, peg graft pole, the setting of protection casing and inserting groove is observed to the rotor plate, is favorable to rotating to observe the protection casing, conveniently operates.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the rotatable protective observation cover structure of the present invention.
Fig. 3 is a schematic structural diagram of the adjustable moving beam line structure of the present invention.
Fig. 4 is a schematic structural view of the pluggable tightly-pushing fixing seat structure of the present invention.
Fig. 5 is a right side view of the adjustable moving harness structure of the present invention.
In the figure:
1. a protector shell; 2. a first connection terminal; 3. a second connection terminal; 4. touching the buckle; 5. a hand brake; 6. a trip switch; 7. a rotatable protective observation cover structure; 71. a connecting seat; 72. a plug rod; 73. a rotating plate; 74. an observation shield; 75. a silica gel ring; 76. inserting grooves; 8. an adjustable moving beamline structure; 81. a U-shaped fixing frame; 82. a first slide hole; 83. a flat head screw; 84. a chute; 85. a slider; 86. a sliding seat; 87. a wire bundling pipe; 9. the fixing seat structure can be inserted and tightly propped; 91. a fixed tube; 92. A second slide hole; 93. a threaded pipe; 94. a pressure spring; 95. an L-shaped fixing frame; 10. tripping a contact; 11. A copper wire tape; 12. a touch head; 13. a discharge tube; 14. an electromagnetic release; 15. and (7) carrying out static contact.
Detailed Description
The present invention is described in detail with reference to the accompanying drawings, as shown in fig. 1 and fig. 2, a novel backup protector comprises a protector shell 1, a first connection terminal 2, a second connection terminal 3, a touch buckle 4, a hand brake 5, a trip switch 6, a rotatable protection observation cover structure 7, an adjustable movable bunch tube structure 8, a pluggable fastening fixing base structure 9, a trip contact 10, a copper wire 11, a touch head 12, a discharge tube 13, an electromagnetic trip 14 and a static contact 15, wherein the first connection terminal 2 is bolted to the middle position inside the left side of the protector shell 1; the second wiring terminal 3 is connected to the middle position inside the right side of the protector shell 1 through a bolt; the touch buckle 4 is axially connected to the middle position inside the left side of the upper end of the protector shell 1; the hand brake 5 is axially connected to the middle position of the upper end of the protector shell 1; the trip switch 6 is axially connected to the right side of the upper end of the protector shell 1; the rotatable protection observation cover structure 7 is arranged in the middle position of the left side of the protector shell 1; the adjustable movable beam line pipe structures 8 are respectively arranged at the middle positions of the left side and the right side of the protector shell 1; the pluggable abutting fixed seat structures 9 are respectively arranged at the lower parts of the left side and the right side of the protector shell 1; the tripping contact 10 is axially connected to the upper part of the right side of the protector shell 1; one end of the copper wire belt 11 is connected with the upper part of the left side of the touch head 12 through a bolt; the other end of the copper wire belt 11 is connected with the upper part of the right side of the electromagnetic release 14 through a bolt; the touch head 12 is connected to the right side of the protector shell 1 through a bolt; the discharge tube 13 is connected to the middle of the bottom end in the protector shell 1 through bolts; the electromagnetic release 14 is in bolted connection with the middle position in the protector shell 1; the fixed contact 15 is connected to the bottom end of the protector shell 1 through bolts; the rotatable protection observation cover structure 7 comprises a connecting seat 71, an inserting rod 72, a rotating plate 73, an observation protection cover 74, a silica gel ring 75 and an inserting groove 76, wherein the inserting rod 72 is inserted in the middle of the front surface of the connecting seat 71; the lower end of the rotating plate 73 is welded at the middle position of the upper end of the inserting rod 72; the observation protective cover 74 is connected to the upper part of the right side of the rotating plate 73 through screws; the silica gel ring 75 is glued at the lower end of the observation protective cover 74; the insertion groove 76 is arranged in the middle of the right side of the observation protective cover 74; through observing protection casing 74 at the in-process of carrying out work, prevent that dust or liquid from falling in the outer wall of protector shell 1, cause the short circuit scheduling problem, prevent simultaneously that children from touching protector shell 1 and producing the accident of electrocuteeing, conveniently carry out protection work.
In this embodiment, referring to fig. 3, the adjustable and movable harness tube structure 8 includes a U-shaped fixing frame 81, a first sliding hole 82, a grub screw 83, a sliding slot 84, a sliding block 85, a sliding seat 86 and a harness tube 87, wherein the first sliding hole 82 is opened at the middle position of the upper end of the U-shaped fixing frame 81; the grub screw 83 penetrates through the first sliding hole 82; the sliding groove 84 is arranged in the middle of the inner wall of the left side of the U-shaped fixing frame 81; the sliding block 85 is inserted in the sliding groove 84 in a sliding manner; the sliding block 85 is welded at the middle position of the left side of the sliding seat 86; the middle position of the left side of the beam pipe 87 is welded on the right side of the sliding seat 86; after the fixing, the power line penetrates through the wiring pipe 87 respectively, the flat head screw 83 is loosened, the wiring pipe 87 is driven to slide left and right by the left-right sliding seat 86, the wiring pipe 87 is moved to a proper position, and then the flat head screw 83 is screwed down, so that the positioning and wiring work can be conveniently carried out in the working process, and the influence on the work due to the disorder of the power line is prevented.
In this embodiment, referring to fig. 4, the pluggable tightening fixing seat structure 9 includes a fixing tube 91, a second sliding hole 92, a threaded tube 93, a pressure spring 94 and an L-shaped fixing frame 95, where the second sliding hole 92 is respectively formed in the middle of the upper end and the lower end of the fixing tube 91; the threaded pipe 93 is in threaded connection with the middle position inside the left side of the fixed pipe 91; the pressure spring 94 is inserted in the middle of the inner part of the fixed pipe 91; the upper end of the L-shaped fixing frame 95 penetrates through the second sliding hole 92 in a sliding manner; during the use, fix L type mount 95 in suitable position through the outer wall bolt, after fixing L type mount 95, use the fixed pipe 91 that is connected with protector shell 1 to connect in the upper end of L type mount 95, conveniently carry out protector shell 1 fixed work, conveniently maintain and overhaul work to protector shell 1 simultaneously.
In this embodiment, specifically, a butterfly spring is arranged between the hand brake 5 and the protector shell 1; the discharge tube 13 adopts a discharge tube, a graphite gap, a metal gap, a piezoresistor and a thyristor.
In this embodiment, specifically, the observation protection cover 74 is a transparent PVC cover; the connecting seat 71 is a U-shaped stainless steel seat.
In this embodiment, specifically, the connecting seat 71 is bolted to the upper left side of the protector case 1.
In this embodiment, specifically, a rubber pad is bonded to the inner wall of the bunch pipe 87; the flat head screw 83 is connected with the middle position of the upper end of the sliding block 85 in a threaded mode.
In this embodiment, specifically, the U-shaped fixing brackets 81 are respectively bolted to the lower portions of the left and right sides of the protector case 1.
In this embodiment, specifically, the L-shaped fixing frame 95 is a stainless steel frame having a through hole formed in the middle of the inside of the lower end thereof.
In this embodiment, specifically, the threaded pipes 93 are respectively bolted to the lower portions of the left and right sides of the protector case 1.
Principle of operation
In the utility model, when in use, the L-shaped fixing frame 95 is fixed at a proper position through the outer wall bolt, after the L-shaped fixing frame 95 is fixed, the fixing pipe 91 connected with the protector shell 1 is connected at the upper end of the L-shaped fixing frame 95, the fixing work of the protector shell 1 is convenient to be carried out, meanwhile, the maintenance and the overhaul work of the protector shell 1 are convenient to be carried out, after the fixing, the power wire respectively penetrates through the wiring pipe 87, then the flat head screw 83 is loosened, the wiring pipe 87 is driven by the left-right sliding seat 86 to slide left and right, the wiring pipe 87 is moved to a proper position, then the flat head screw 83 is screwed, the positioning and wiring work are convenient to be carried out in the working process, the work is prevented from being influenced by the disorder of the power wire, the protection cover 74 is observed in the working process, dust or liquid is prevented from falling on the outer wall of the protector shell 1, the problems of, the protection work is conveniently carried out.
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.
Claims (9)
1. The novel backup protector is characterized by comprising a protector shell (1), a first wiring terminal (2), a second wiring terminal (3), a touch buckle (4), a hand brake (5), a trip switch (6), a rotatable protection observation cover structure (7), an adjustable movable wiring harness pipe structure (8), a pluggable tightening fixing seat structure (9), a trip contact (10), a copper wire belt (11), a touch head (12), a discharge pipe (13), an electromagnetic trip (14) and a static contact (15), wherein the first wiring terminal (2) is in bolted connection with the middle position inside the left side of the protector shell (1); the second wiring terminal (3) is connected to the middle position inside the right side of the protector shell (1) through a bolt; the touch buckle (4) is axially connected to the middle position inside the left side of the upper end of the protector shell (1); the hand brake (5) is axially connected to the middle position of the upper end of the protector shell (1); the trip switch (6) is axially connected to the right side of the upper end of the protector shell (1); the rotatable protection observation cover structure (7) is arranged in the middle of the left side of the protector shell (1); the adjustable movable beam line pipe structures (8) are respectively arranged in the middle positions of the left side and the right side of the protector shell (1); the pluggable jacking fixing seat structures (9) are respectively arranged at the lower parts of the left side and the right side of the protector shell (1); the tripping contact (10) is axially connected to the upper part of the right side of the protector shell (1); one end of the copper wire belt (11) is connected with the upper part of the left side of the touch head (12) through a bolt; the other end of the copper wire belt (11) is connected with the upper part of the right side of the electromagnetic release (14) through a bolt; the touch head (12) is connected to the right side of the protector shell (1) through a bolt; the discharge tube (13) is connected to the middle of the bottom end in the protector shell (1) through bolts; the electromagnetic release (14) is connected to the middle position in the protector shell (1) through a bolt; the fixed contact (15) is connected to the bottom end of the protector shell (1) through bolts; the rotatable protection observation cover structure (7) comprises a connecting seat (71), an inserting rod (72), a rotating plate (73), an observation protection cover (74), a silica gel ring (75) and an inserting groove (76), wherein the inserting rod (72) is inserted in the middle of the front surface of the connecting seat (71); the lower end of the rotating plate (73) is welded at the middle position of the upper end of the inserting rod (72); the observation protective cover (74) is connected to the upper part of the right side of the rotating plate (73) through screws; the silica gel ring (75) is glued at the lower end of the observation protective cover (74); the insertion groove (76) is arranged in the middle of the right side of the observation protective cover (74); the pluggable jacking fixing seat structure (9) comprises a fixing pipe (91), a second sliding hole (92), a threaded pipe (93), a pressure spring (94) and an L-shaped fixing frame (95), wherein the second sliding hole (92) is formed in the middle of the upper end and the lower end of the fixing pipe (91) respectively; the threaded pipe (93) is in threaded connection with the middle position inside the left side of the fixed pipe (91); the pressure spring (94) is inserted in the middle position inside the fixed pipe (91); the upper end of the L-shaped fixing frame (95) penetrates through the second sliding hole (92) in a sliding mode.
2. A novel backup protector according to claim 1, characterized in that the adjustable movable wire harness structure (8) comprises a U-shaped fixing frame (81), a first sliding hole (82), a flat head screw (83), a sliding groove (84), a sliding block (85), a sliding seat (86) and a wire harness pipe (87), wherein the first sliding hole (82) is arranged at the middle position of the upper end of the U-shaped fixing frame (81); the grub screw (83) penetrates through the first sliding hole (82); the sliding groove (84) is formed in the middle of the inner wall of the left side of the U-shaped fixing frame (81); the sliding block (85) is inserted in the sliding groove (84) in a sliding manner; the sliding block (85) is welded at the middle position of the left side of the sliding seat (86); the middle position of the left side of the beam pipe (87) is welded on the right side of the sliding seat (86).
3. A new type of back-up protector according to claim 1, characterized in that a belleville spring is arranged between the hand brake (5) and the protector shell (1); the discharge tube (13) adopts a discharge tube, a graphite gap, a metal gap, a piezoresistor and a thyristor.
4. A new back-up protector according to claim 1 characterised in that the viewing shield (74) is a transparent PVC shield; the connecting seat (71) adopts a U-shaped stainless steel seat.
5. A new backup protector according to claim 1, characterized in that the connecting base (71) is bolted to the upper left side of the protector shell (1).
6. A new type of backup protector according to claim 2, characterized in that the inner wall of the bundle tube (87) is glued with a rubber pad; the flat head screw (83) is in threaded connection with the middle position of the upper end of the sliding block (85).
7. A new type backup protector according to claim 2, characterized in that the U-shaped fixing brackets (81) are respectively bolted to the lower parts of the left and right sides of the protector case (1).
8. The new back-up protector as claimed in claim 1, characterized in that the L-shaped fixing frame (95) is a stainless steel frame with a through hole at the middle position inside the lower end.
9. A new type of backup protector according to claim 1, characterized in that said threaded pipes (93) are bolted to the lower left and right sides of the protector shell (1), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921651200.8U CN210668230U (en) | 2019-09-29 | 2019-09-29 | Novel backup protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921651200.8U CN210668230U (en) | 2019-09-29 | 2019-09-29 | Novel backup protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210668230U true CN210668230U (en) | 2020-06-02 |
Family
ID=70813190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921651200.8U Expired - Fee Related CN210668230U (en) | 2019-09-29 | 2019-09-29 | Novel backup protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210668230U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112201544A (en) * | 2020-09-23 | 2021-01-08 | 华翔翔能科技股份有限公司 | Be applied to circuit breaker of wisdom traffic |
-
2019
- 2019-09-29 CN CN201921651200.8U patent/CN210668230U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112201544A (en) * | 2020-09-23 | 2021-01-08 | 华翔翔能科技股份有限公司 | Be applied to circuit breaker of wisdom traffic |
| CN112201544B (en) * | 2020-09-23 | 2023-01-31 | 华翔翔能科技股份有限公司 | Be applied to circuit breaker of wisdom traffic |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 300384 room 3-1-1301, No. 9, Meiyuan Road, Huayuan Industrial Zone, Binhai New Area, Tianjin Patentee after: Tianjin Rongfang Electronic Technology Co.,Ltd. Address before: 300384 room 3-1-1301, No. 9, Meiyuan Road, Huayuan Industrial Zone, Binhai New Area, Tianjin Patentee before: Tianjin Rongfang Electronic Technology Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200602 |