CN217519815U - Exhibition room top suspension type lighting fixture - Google Patents
Exhibition room top suspension type lighting fixture Download PDFInfo
- Publication number
- CN217519815U CN217519815U CN202220851959.6U CN202220851959U CN217519815U CN 217519815 U CN217519815 U CN 217519815U CN 202220851959 U CN202220851959 U CN 202220851959U CN 217519815 U CN217519815 U CN 217519815U
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- mounting bracket
- mounting
- sliding seat
- pulley
- sliding
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- 239000000725 suspension Substances 0.000 title claims abstract description 11
- 238000009434 installation Methods 0.000 claims abstract description 55
- 241001465382 Physalis alkekengi Species 0.000 claims abstract description 25
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The application discloses exhibition room top suspension type lighting fixture belongs to lamps and lanterns installation field, and it is including the installation pole, be provided with first mounting bracket on the installation pole, be provided with the installation component on the first mounting bracket, the installation component includes sliding seat and pulley, the sliding seat slides and wears to locate on the first mounting bracket, the sliding seat with pulley fixed connection, offer on the installation pole be used for with the sliding seat complex spout that slides, the pulley with the spout inside wall cooperation of sliding, offer on the first mounting bracket be used for with the sliding seat complex mounting groove that slides, offer on the first mounting bracket and be used for holding the holding tank of pulley, the holding tank with the mounting groove intercommunication. This application has the effect that makes things convenient for operating personnel to dismantle or change lamps and lanterns fast, improves work efficiency.
Description
Technical Field
The application relates to the field of lamp installation, especially relates to a exhibition room top suspension type lighting fixture.
Background
The exhibition hall is a room for holding exhibitions and laying exhibitions, can integrate the optimal spatial relationship of elements such as a complex, people, a field and the like so as to accurately convey exhibition and demonstration information, and is widely applied to exhibition projects such as real estate marketing, government planning, cultural activities, enterprise achievements and the like. The combination of light is utilized in the exhibition hall design, so that the display objects can be highlighted, and the spatial atmosphere with rich levels can be shaped.
In the related art, lamps in exhibition halls often adopt the light mounting bracket when the installation, and operating personnel fixes lamps on the light mounting bracket through fixing bolt, and this just leads to operating personnel when overhauing or changing lamps and lanterns, and is inconvenient to dismantle lamps and lanterns.
SUMMERY OF THE UTILITY MODEL
In order to dismantle lamps and lanterns conveniently, this application provides an exhibition room top suspension type lighting fixture.
The application provides a pair of exhibition room top suspension type lighting fixture adopts following technical scheme:
the utility model provides an exhibition room top suspension type lighting fixture, includes the installation pole, be provided with first mounting bracket on the installation pole, be provided with the installation component on the first mounting bracket, the installation component includes sliding seat and pulley, the sliding seat slides and wears to locate on the first mounting bracket, the sliding seat with pulley fixed connection, offer on the installation pole be used for with the sliding seat complex spout that slides, the pulley with the cooperation of sliding of spout inside wall, offer on the first mounting bracket be used for with the sliding seat complex mounting groove that slides, offer on the first mounting bracket and be used for holding the holding tank of pulley, the holding tank with the mounting groove intercommunication.
Through adopting above-mentioned technical scheme, operating personnel slides the sliding seat along installation pole length direction in the spout, the sliding seat removes to make first mount frame move on the installation pole, thereby conveniently adjust the horizontal position of lamps and lanterns, when operating personnel need dismantle lamps and lanterns, operating personnel raises first mounting bracket, and slide the sliding seat in the spout and make the sliding seat shrink to the spout in, the sliding seat slides and makes the pulley shrink to accomodating the inslot, can operating personnel pull down first mounting bracket from the installation pole this moment, thereby make things convenient for operating personnel to overhaul lamps and lanterns or change, compare at the mode at light mounting bracket with lamps and lanterns through fixing bolt with operating personnel, the sliding seat can make things convenient for operating personnel to pull down lamps and lanterns from the installation pole with setting up of mounting groove, and the work efficiency is improved.
Preferably, wear to be equipped with the gag lever post on the first mounting bracket, the gag lever post passes first mounting bracket with the cooperation of pegging graft of sliding seat, fixedly connected with is used for the restriction on the sliding seat the fixture block of sliding seat glide distance.
Through adopting above-mentioned technical scheme, install first mounting bracket back on the installation pole at operating personnel, operating personnel can fix the sliding seat in the mounting groove through the gag lever post, prevents that first mounting bracket from producing the vibration when removing and leading to the sliding seat to slide in the spout to lead to causing first mounting bracket to break away from the installation pole, the setting of fixture block can prevent to take out the sliding seat from the mounting groove when operating personnel removes the sliding seat.
Preferably, be provided with fixed subassembly on the first mounting bracket, fixed subassembly includes fixed sleeve, dead lever and answer spring, fixed sleeve with first mounting bracket fixed connection, the dead lever runs through fixed sleeve with first mounting bracket grafting cooperation, set up on the installation pole a plurality of be used for with dead lever grafting complex fixed orifices, answer spring set up in the fixed sleeve, answer spring one end with fixed sleeve inner end wall fixed connection, answer the spring other end with dead lever tip fixed connection.
Through adopting above-mentioned technical scheme, when the position of first mount frame on the installation pole is adjusted to operating personnel, operating personnel pulling dead lever, thereby make the dead lever keep away from the installation pole, after the dead lever reachd suitable position, operating personnel loosens the dead lever, the dead lever passes first mounting bracket under the effect of answer spring and inserts in the fixed orifices, the setting of dead lever and fixed orifices can prevent that first mount frame from sliding unusually on the installation pole, thereby prevent that lamps and lanterns position from taking place skew or first mounting bracket breaks away from the installation pole.
Preferably, be provided with the quick detach subassembly on the first mounting bracket, the quick detach subassembly including set up in mount pad, second mounting bracket and the lead screw on the first mounting bracket, the second mounting bracket set up in on the mount pad, offer on the mount pad be used for with the complex assembly trough is pegged graft to the second mounting bracket, the lead screw passes in proper order the mount pad and the second mounting bracket, the second mounting bracket with lead screw thread fit, the tip fixedly connected with hand wheel of lead screw.
Through adopting above-mentioned technical scheme, when operating personnel dismantled lamps and lanterns, operating personnel rotatory hand wheel, the hand wheel rotation makes the lead screw rotate, thereby the second mounting bracket breaks away from the mount pad to make things convenient for operating personnel to dismantle lamps and lanterns.
Preferably, a first driving assembly used for driving the installation seat to rotate is arranged on the first installation frame, the first driving assembly comprises a first motor and a first rotary column, the first rotary column penetrates through the first installation frame, the first rotary column is rotatably connected with the first installation frame, the first rotary column is fixedly connected with the installation seat, the first motor is fixedly connected with the first installation frame, the output end of the first motor is fixedly connected with a first bevel gear, a second bevel gear is fixedly connected with the first rotary column, and the first bevel gear is meshed with the second bevel gear.
Through adopting above-mentioned technical scheme, operating personnel starts first motor, and first motor drive first bevel gear is rotatory, and first bevel gear is rotatory to make second bevel gear rotate, thereby first column spinner rotates, and the mount pad rotates along with first column spinner simultaneously, and the direction of lamps and lanterns and then change, and the setting up of first drive assembly makes things convenient for operating personnel to change the direction of shining of lamps and lanterns when using.
Preferably, a second rotary column is arranged on one side, far away from the mounting seat, of the second mounting frame in a penetrating mode, the second rotary column is connected with the second mounting frame in a rotating mode, the second rotary column is fixedly connected with a connecting frame used for installing a lamp, and a second driving assembly used for driving the second rotary column to rotate is arranged on the second mounting frame.
Through adopting above-mentioned technical scheme, operating personnel fixes lamps and lanterns on the mounting bracket, and operating personnel uses the position that second drive assembly changed the mounting bracket to change the angle of shining of lamps and lanterns.
Preferably, the second drive assembly includes second motor, first belt pulley and second belt pulley, second motor fixed connection in on the second mounting bracket, first belt pulley with second motor output end fixed connection, second belt pulley fixed connection in the second column spinner is close to the tip of second motor, first belt pulley with the second belt pulley passes through driving belt and connects.
Through adopting above-mentioned technical scheme, operating personnel starts the second motor, and the first belt pulley of second motor drive is rotatory, makes the second belt pulley rotate through driving belt when first belt pulley rotates, and the second column spinner rotates simultaneously, thereby fixes the lamps and lanterns change on the mounting bracket and shine the angle, makes things convenient for operating personnel to change the angle of shining of lamps and lanterns when using.
Preferably, a limiting groove is formed in the inner side wall of the sliding groove, the limiting groove is communicated with the sliding groove, and the pulley is matched with the inner side wall of the limiting groove in a sliding mode.
Through adopting above-mentioned technical scheme, the setting up of spacing groove can prevent that the pulley from taking place the ascending skew of horizontal direction when sliding in the spout to improve the stability of first mounting bracket.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the operator needs to disassemble the lamp, the operator lifts the first mounting frame and slides the sliding seat in the sliding groove to enable the sliding seat to contract into the sliding groove, the sliding seat slides to enable the pulley to contract into the accommodating groove, at the moment, the operator can detach the first mounting frame from the mounting rod, so that the operator can conveniently overhaul or replace the lamp, compared with a mode that the operator fixes the lamp on the lamplight mounting frame through a fixing bolt, the arrangement of the sliding seat and the mounting groove can facilitate the operator to detach the lamp from the mounting rod, and the working efficiency is improved;
2. after the first mounting frame is mounted on the mounting rod by an operator, the operator can fix the sliding seat in the mounting groove through the limiting rod, so that the first mounting frame is prevented from vibrating during moving to cause the sliding seat to slide in the sliding groove, the first mounting frame is prevented from being separated from the mounting rod, and the fixture block can prevent the sliding seat from being drawn out of the mounting groove when the operator moves the sliding seat;
3. when the position of the first installation frame on the installation rod is adjusted by an operator, the operator pulls the fixed rod, so that the fixed rod is far away from the installation rod, after the fixed rod reaches a proper position, the operator loosens the fixed rod, the fixed rod penetrates through the first installation frame under the action of the return spring to be inserted into the fixed hole, the first installation frame can be prevented from sliding abnormally on the installation rod by the fixed rod and the fixed hole, and the lamp position is prevented from deviating or the first installation frame is prevented from being separated from the installation rod.
Drawings
Fig. 1 is a schematic structural diagram of a ceiling-mounted fixture for an exhibition hall according to an embodiment of the present application.
Fig. 2 is a schematic view of an internal structure of the first mounting frame according to the embodiment of the present application.
Description of reference numerals:
1. mounting a rod; 11. a chute; 111. a limiting groove; 2. mounting the component; 21. a first mounting bracket; 211. mounting grooves; 212. accommodating grooves; 22. a sliding seat; 221. a clamping block; 23. a pulley; 24. a limiting rod; 25. a first motor; 251. a first bevel gear; 252. a second bevel gear; 26. a first spin column; 3. a fixing component; 31. fixing the sleeve; 32. a fixing rod; 321. a fixing hole; 33. a return spring; 4. a quick release assembly; 41. a mounting seat; 411. assembling a groove; 42. a second mounting bracket; 43. a screw rod; 431. a hand wheel; 44. a second spin column; 45. a connecting frame; 451. mounting holes; 5. a second drive assembly; 51. a second motor; 52. a first pulley; 53. a second pulley.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses exhibition room top suspension type lighting fixture. Referring to fig. 1 and 2, the fixture for a hall ceiling suspension type lamp includes a mounting rod 1, a mounting assembly 2, a fixing assembly 3, a quick release assembly 4, and a second driving assembly 5.
Referring to fig. 1 and 2, the installation rod 1 is horizontally disposed, and the installation rod 1 has a rectangular cross section. The 1 both sides of installation pole have all been seted up spout 11 along 1 length direction of installation pole, and 11 cross sections of spout are the rectangle. Be provided with first mounting bracket 21 on installation pole 1, first mounting bracket 21 comprises two vertical sections and a horizontal section, and the cooperation of sliding on one side of a vertical section and the installation pole 1 of first mounting bracket 21, the cooperation of sliding on another vertical section and the installation pole 1 other side of first mounting bracket 21.
Referring to fig. 1 and 2, the mounting assembly 2 is disposed on a vertical section of the first mounting frame 21, and the mounting assembly 2 includes a sliding seat 22 and a pulley 23. The sliding seat 22 is slidably arranged on the top of the vertical section of the first mounting frame 21, and the pulley 23 is fixedly connected to the bottom of one end of the sliding seat 22 close to the mounting rod 1. Offer on the vertical section of first mounting bracket 21 and be used for with the complex mounting groove 211 that slides of sliding seat 22, offer the holding tank 212 that is used for holding pulley 23 in the vertical section length direction of bottom edge first mounting bracket 21 in mounting groove 211, mounting groove 211 and holding tank 212 intercommunication. The tip that sliding seat 22 is located spout 11 is with the cooperation of sliding of 11 inside walls of spout, and the bottom surface has seted up spacing groove 111 along 1 length direction of installation pole in spout 11, and pulley 23 is located spacing groove 111 and the cooperation of sliding with the spacing groove 111 inside walls. The vertical section of first mounting bracket 21 is close to the vertical gag lever post 24 that wears to be equipped with of tip of sliding seat 22, and gag lever post 24 and sliding seat 22 grafting cooperation, the end bottom fixedly connected with that sliding seat 22 kept away from installation pole 1 are used for restricting the fixture block 221 of sliding seat 22 distance of sliding.
Referring to fig. 1 and 2, a fixing assembly 3 for fixing the position of the first mounting frame 21 is disposed on a vertical section of the first mounting frame 21, and the fixing assembly 3 includes a fixing sleeve 31, a fixing rod 32, and a return spring 33. One side fixed connection that installation pole 1 was kept away from to fixed sleeve 31 and the vertical section of first mounting bracket 21, dead lever 32 pass the tip of fixed sleeve 31 and the vertical section grafting cooperation of first mounting bracket 21, answer spring 33 sets up in fixed sleeve 31, and the inner endwall fixed connection of first mounting bracket 21 is kept away from to answer spring 33 one end and fixed sleeve 31, and the other end of answer spring 33 is located the inside tip fixed connection of fixed sleeve 31 with dead lever 32. A plurality of fixed orificess 321 have been seted up on the installation pole 1, and a plurality of fixed orificess 321 evenly set up along 1 length direction of installation pole, and the dead lever 32 passes the tip and the cooperation of sliding of the fixed orificess 321 inside wall of the vertical section of first mounting bracket 21.
Referring to fig. 1 and 2, the quick release assembly 4 includes a mounting seat 41, a second mounting frame 42 and a screw 43, the mounting seat 41 is disposed at the bottom of a transverse section of the first mounting frame 21, the second mounting frame 42 is composed of two mounting sections and a protruding portion, and the two mounting sections and the protruding portion are integrally formed. The bottom of the mounting base 41 is provided with an assembling groove 411 used for being matched with the protruding portion of the second mounting frame 42 in an inserting mode, the screw rod 43 sequentially penetrates through the mounting base 41 and the protruding portion of the second mounting frame 42, the screw rod 43 is matched with the protruding portion of the second mounting frame 42 in a threaded mode, and the end portion of the screw rod 43 is fixedly connected with a hand wheel 431.
Referring to fig. 1 and 2, a first driving assembly for driving the mounting base 41 to rotate is disposed on a transverse section of the first mounting frame 21, and the first driving assembly includes a first motor 25 and a first rotating column 26. First column spinner 26 vertically wears to locate on first mounting bracket 21, and first column spinner 26 rotates with first mounting bracket 21 to be connected, and first column spinner 26 passes the horizontal section and the 41 top fixed connection of mount pad of first mounting bracket 21, and first motor 25 is close to one side fixed connection of installation pole 1 with first mounting bracket 21. A first bevel gear 251 is fixedly connected to an output end of the first motor 25, a second bevel gear 252 is fixedly connected to an end of the first rotary column 26 close to the first motor 25, and the first bevel gear 251 and the second bevel gear 252 are engaged with each other.
Referring to fig. 1 and 2, a second rotary column 44 penetrates through one side of the second mounting frame 42, which is far away from the mounting base 41, the second rotary column 44 is rotatably connected with the second mounting frame 42, a connecting frame 45 is fixedly connected to the second rotary column 44, and a plurality of mounting holes 451 for mounting a lamp are uniformly formed in the connecting frame 45. The second mounting bracket 42 is provided with a second driving assembly 5 for driving the second rotary column 44 to rotate, and the second driving assembly 5 includes a second motor 51, a first belt pulley 52 and a second belt pulley 53. Second motor 51 fixed connection is in second mounting bracket 42 lateral surface, and first belt pulley 52 and second motor 51 output end fixed connection, second belt pulley 53 fixed connection extend the tip of second mounting bracket 42 in second column spinner 44, and first belt pulley 52 passes through drive belt with second belt pulley 53 and is connected.
The implementation principle of exhibition room top suspension type lighting fixture of the embodiment of this application does: the operating personnel hangs installation pole 1 on exhibition room ceiling earlier, then operating personnel installs lamps and lanterns on link 45, and operating personnel at first stimulates dead lever 32, makes dead lever 32 keep away from fixed orifices 321, then operating personnel removes pulley 23 and slides in spacing groove 111 to make things convenient for the horizontal position of operating personnel control lamps and lanterns. When the operator needs to control the light direction, the operator starts the first motor 25, the first motor 25 drives the first bevel gear 251 to rotate, the second bevel gear 252 rotates at the same time, the first rotary column 26 rotates along with the second bevel gear 252 to rotate the mounting base 41, and at this time, the light irradiation direction is changed. The operator starts the second motor 51, the second motor 51 drives the first belt pulley 52 to rotate, the second belt pulley 53 and the first belt pulley 52 rotate simultaneously through the transmission belt, the second belt pulley 53 rotates to enable the second rotating column 44 to rotate, the connecting frame 45 rotates simultaneously, and the lamp mounted on the connecting frame 45 changes the irradiation angle. When an operator needs to disassemble the lamp, the operator can rotate the screw rod 43 by rotating the hand wheel 431, and the second mounting frame 42 can be separated from the mounting base 41 after the screw rod 43 rotates, so that the operator can conveniently maintain the lamp. An operator can lift the first mounting frame 21 to separate the pulley 23 from the limiting groove 111, and simultaneously move the sliding seat 22, the sliding seat 22 moves to contract the pulley 23 into the accommodating groove 212, and at this time, the first mounting frame 21 is disconnected from the mounting rod 1. Compare with the mode that operating personnel fixed lamps and lanterns on the light mounting bracket through fixing bolt, quick detach subassembly 4, installation component 2 and mounting groove 211 set up can overhaul lamps and lanterns or when changing at operating personnel, dismantle lamps and lanterns fast, improve work efficiency.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a exhibition room top suspension type lighting fixture, includes installation pole (1), its characterized in that: a first mounting rack (21) is arranged on the mounting rod (1), a mounting component (2) is arranged on the first mounting rack (21), the mounting component (2) comprises a sliding seat (22) and a pulley (23), the sliding seat (22) is arranged on the first mounting rack (21) in a sliding and penetrating way, the sliding seat (22) is fixedly connected with the pulley (23), the mounting rod (1) is provided with a sliding chute (11) which is used for sliding fit with the sliding seat (22), the pulley (23) is in sliding fit with the inner side wall of the sliding groove (11), the first mounting frame (21) is provided with a mounting groove (211) which is used for being in sliding fit with the sliding seat (22), offer on first mounting bracket (21) and be used for holding tank (212) of pulley (23), holding tank (212) with mounting groove (211) intercommunication.
2. The fixture as claimed in claim 1, wherein: wear to be equipped with gag lever post (24) on first mounting bracket (21), gag lever post (24) pass first mounting bracket (21) with sliding seat (22) are pegged graft the cooperation, fixedly connected with is used for restricting on sliding seat (22) fixture block (221) of distance that slides.
3. The fixture of claim 1, wherein: be provided with fixed subassembly (3) on first mounting bracket (21), fixed subassembly (3) are including fixed sleeve (31), dead lever (32) and answer spring (33), fixed sleeve (31) with first mounting bracket (21) fixed connection, dead lever (32) run through fixed sleeve (31) with first mounting bracket (21) cooperation of pegging graft, seted up on installation pole (1) a plurality of be used for with dead lever (32) complex fixed orifices (321) of pegging graft, answer spring (33) set up in fixed sleeve (31), answer spring (33) one end with end wall fixed connection in fixed sleeve (31), answer spring (33) the other end with dead lever (32) tip fixed connection.
4. The fixture as claimed in claim 3, wherein: be provided with quick detach subassembly (4) on first mounting bracket (21), quick detach subassembly (4) including set up in mount pad (41), second mounting bracket (42) and lead screw (43) on first mounting bracket (21), second mounting bracket (42) set up in on mount pad (41), offer on mount pad (41) be used for with second mounting bracket (42) grafting complex assembly groove (411), lead screw (43) pass in proper order mount pad (41) and second mounting bracket (42), second mounting bracket (42) with lead screw (43) screw-thread fit, the end fixing of lead screw (43) is connected with hand wheel (431).
5. The fixture as claimed in claim 4, wherein: the first mounting frame (21) is provided with a first driving assembly for driving the mounting base (41) to rotate, the first driving assembly comprises a first motor (25) and a first rotary column (26), the first rotary column (26) penetrates through the first mounting frame (21), the first rotary column (26) is rotatably connected with the first mounting frame (21), the first rotary column (26) is fixedly connected with the mounting base (41), the first motor (25) is fixedly connected with the first mounting frame (21), the output end of the first motor (25) is fixedly connected with a first bevel gear (251), the first rotary column (26) is fixedly connected with a second bevel gear (252), and the first bevel gear (251) is meshed with the second bevel gear (252).
6. The fixture as claimed in claim 4, wherein: second column spinner (44) are worn to be equipped with in one side that second mounting bracket (42) kept away from mount pad (41), second column spinner (44) with second mounting bracket (42) rotate to be connected, fixedly connected with is used for installing link (45) of lamps and lanterns on second column spinner (44), be provided with on second mounting bracket (42) and be used for the drive second column spinner (44) pivoted second drive assembly (5).
7. The fixture as claimed in claim 6, wherein: second drive assembly (5) include second motor (51), first belt pulley (52) and second belt pulley (53), second motor (51) fixed connection in on second mounting bracket (42), first belt pulley (52) with second motor (51) output fixed connection, second belt pulley (53) fixed connection in second column spinner (44) is close to the tip of second motor (51), first belt pulley (52) with second belt pulley (53) pass through drive belt and connect.
8. The fixture as claimed in claim 1, wherein: the limiting groove (111) is formed in the inner side wall of the sliding groove (11), the limiting groove (111) is communicated with the sliding groove (11), and the pulley (23) is matched with the inner side wall of the limiting groove (111) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220851959.6U CN217519815U (en) | 2022-04-13 | 2022-04-13 | Exhibition room top suspension type lighting fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220851959.6U CN217519815U (en) | 2022-04-13 | 2022-04-13 | Exhibition room top suspension type lighting fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217519815U true CN217519815U (en) | 2022-09-30 |
Family
ID=83371462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220851959.6U Expired - Fee Related CN217519815U (en) | 2022-04-13 | 2022-04-13 | Exhibition room top suspension type lighting fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217519815U (en) |
-
2022
- 2022-04-13 CN CN202220851959.6U patent/CN217519815U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220930 |
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| CF01 | Termination of patent right due to non-payment of annual fee |