CN210847146U - Sand sieving mechanism for interior decoration - Google Patents
Sand sieving mechanism for interior decoration Download PDFInfo
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- CN210847146U CN210847146U CN201920788285.8U CN201920788285U CN210847146U CN 210847146 U CN210847146 U CN 210847146U CN 201920788285 U CN201920788285 U CN 201920788285U CN 210847146 U CN210847146 U CN 210847146U
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Abstract
The utility model discloses a sand sieving mechanism for interior decoration, its structure includes the support, the screening case, the safety cover, a controller, including a motor, an end cap, a controller, and a cover plate, screen cloth board, spring and pushing structure, through having set up pushing structure at the screening incasement, the output shaft that gets electric through electric putter moves forward, thereby electric putter promotes the push pedal and moves forward simultaneously and promote to enter into the chute with the stone on the screen cloth board in, and the push pedal drives the arm-tie through the connecting rod when moving forward and moves forward and break away from the discharge port, make the stone that the push pedal promoted release the discharge port and enter into the inside outwards play of guide way on plate body top, reached and outwards released the great stone of screen cloth board top face fast, prevent to block up the beneficial effect of the efficiency that screen cloth board top face and influence gravel screening because of stone.
Description
Technical Field
The utility model relates to a sieving mechanism technical field, concretely relates to sand sieving mechanism for interior decoration.
Background
The interior decoration comprises room design, decoration, furniture arrangement and various small decoration points, is heavier than the decoration construction in the building, not only comprises the continuous decoration for a long time after the building is placed in the room during the decoration design construction period, but also gradually builds the concepts of light decoration and heavy decoration, in the decoration process, a large amount of sandy soil is needed, the sandy soil refers to soil formed by mixing more than 80% of sand and less than 20% of clay, the sandy soil refers to soil containing much sand, the sandy soil contains stones with large particles, gaps are easy to appear, the decoration quality is affected, thereby, when the sandy soil is used, a special device is needed to screen out qualified sandy soil so as to improve the quality of the device, but the great stone after prior art is screened remains in the sieving mechanism easily, is not convenient for take out the stone fast, causes the screen cloth that great stone will be selected for use to block up and influence the efficiency of screening easily.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome prior art not enough, now provide a sand sieving mechanism for interior decoration, solved prior art and remained easily in the sieving mechanism by the great stone after the screening, be not convenient for take out the stone fast, cause the screen cloth that great stone will be selected for use to block up and influence the problem of the efficiency of screening easily.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a sand screening device for interior decoration, which comprises a bracket, a screening box, a protective cover, a controller, a motor, a cam, a screen plate, a spring and a material pushing structure, wherein the screening box is in a funnel shape with a top end surface middle part and a bottom end surface middle part communicated, the middle part of the side surface of the screening box is welded at the inner side of an opening arranged at the middle part of the top end surface of the bracket, the protective cover is in a hollow shape at the middle part of the left end surface, four ends of the left end surface of the protective cover are locked at the middle part of the right end surface of the screening box through nuts, the bottom end surface of the protective cover is attached at the middle part of the right side of the top end surface of the bracket, the controller is arranged at the middle part of the top end surface of the protective cover, four ends of the bottom end surface of the motor are locked at the, the front side and the rear side of the end surface of the outer side of the screen plate are movably connected with the inner sides of grooves arranged in the front side and the rear side of the end surface of the inner side of the screening box, the right end surface of the screen plate passes through the inner side of an opening arranged in the middle of the right end surface of the screening box and is attached to the left end surface of the cam, two ends of the spring are respectively and fixedly connected to the inner sides of a spring groove arranged in the middle of the left end surface of the screen plate and the left end surface of the inner side of the screening box, the material pushing structure comprises a discharge port, a placing groove, a sliding groove, a push plate, a connecting rod, a pull plate, a guide plate, a shell, an electric push rod and a chute, the discharge port is vertically arranged in the middle of the front end surface of the screening box, the bottom end surface of the inner side of the discharge port and the top end surface of the screen plate, the sliding groove is arranged in the middle of the left and right end faces of the inner side of the screening box, the bottom end face of the inner side of the sliding groove is attached to the left and right sides of the bottom end face of the screen plate, the rear end of the inner side of the sliding groove penetrates through the left and right ends of the inner side of the placing groove, the outer end face of the push plate is attached to the inner end face of the placing groove, the left and right end faces and the bottom end face of the push plate are movably connected with the left and right end faces of the inner side of the screening box and the middle of the top end face of the screen plate respectively, the thickness of the push plate corresponds to the depth of the placing groove, the connecting rod is attached to the middle of the left and right end faces of the push plate through an adhesive, the outer end face of the connecting rod is movably connected with the inner end face of the sliding groove, the front end face of the connecting rod vertically penetrates through the front end of the inner, and the bottom end face of the shell is attached to the middle part of the rear side of the top end face of the support, four ends of the bottom end face of the electric push rod are fixedly connected to the bottom end face of the inner side of the shell, an output shaft of the front end face of the electric push rod penetrates through a shaft hole formed in the middle part of the rear end face of the screening box and the middle part of the rear end face of the inner side of the placing groove and is fixedly inserted into the inner side of a jack formed in the middle part of the rear end face of the push plate, the chute is formed in the bottom side of the middle part of the front end face of.
Furthermore, the guide plate comprises a fixed plate, a plate body, a shaft rod, a guide groove and a support block, wherein the fixed plate is symmetrically and vertically welded with the left side and the right side of the front end face of the screening box, the opposite top sides of the two fixed plates are movably connected with the left end face and the right end face of the pulling plate, the middle part of the rear side of the left end face and the right end face of the left end face of the plate body is rotatably connected with the middle part of the bottom side of the inner opposite end face of the fixed plate through the shaft rod, the plate body is positioned at the bottom end of the pulling plate, the guide groove is formed in the middle part of the top end face of the plate body, the left end face and the.
Furthermore, a handle is fixedly arranged in the middle of the front end face of the pulling plate.
Furthermore, the left end and the right end of the inner side of the discharge port are respectively stuck with a layer of anti-slip silica gel gasket through an adhesive.
Furthermore, a smooth ceramic layer is arranged on the end face of the inner side of the sliding groove.
Furthermore, a sealing ring is arranged at the front end of the inner side of the shell, and the outer side end face of the sealing ring is tightly attached to the front end of the inner side of the shell.
Furthermore, a smooth stainless steel layer is arranged on the end face of the inner side of the guide groove.
Further, the motor model is an M3AA80A8 motor.
Further, the electric push rod is an NKLA70 electric push rod.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
1) the utility model discloses a screening device, including the screening device, the screening device is used for screening the stone, the great stone is remained in the sieving device easily for solving prior art, be not convenient for take out the stone fast, cause the screen cloth that great stone will be selected for use to block up and influence the problem of the efficiency of screening easily, through having set up pushing structure in the screening incasement, the output shaft that gets electric through electric putter moves forward, thereby electric putter promotes the push pedal and moves forward and promote the stone on the screen board and enter into the chute simultaneously, and the push pedal drives the arm-tie through the connecting rod when moving forward and move forward and break away from the discharge port, make the stone of push pedal promotion discharge port enter into the inside discharge outward of the guide way on plate body top, reached fast outwards release the great stone of screen.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the screening box of the present invention;
FIG. 3 is a schematic view of the pushing structure of the present invention;
fig. 4 is a schematic diagram of the push plate structure of the present invention.
Fig. 5 is a schematic diagram of the structure of the guide plate of the present invention.
In the figure: the device comprises a bracket-1, a screening box-2, a protective cover-4, a controller-5, a motor-6, a cam-7, a screen plate-8, a spring-9, a pushing structure-3, a discharge port-31, a placing groove-32, a chute-33, a push plate-34, a connecting rod-35, a pull plate-36, a guide plate-37, a shell-38, an electric push rod-39, a chute-310, a fixed plate-371, a plate body-372, a shaft rod-373, a guide groove-374 and a supporting block-375.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, 2, 3, 4 and 5, the present invention provides a sand screening device for interior decoration: the screening box 2 is in a funnel shape with the top end surface middle part and the bottom end surface middle part communicated, the middle part of the side surface of the screening box 2 is welded on the inner side of an opening formed in the top end surface middle part of the bracket 1, the protecting cover 4 is in a hollow shape in the left end surface middle part, four ends of the left end surface of the protecting cover 4 are locked in the middle part of the right end surface of the screening box 2 through nuts, the bottom end surface of the protecting cover 4 is attached to the middle part of the right side of the top end surface of the bracket 1, the controller 5 is installed in the middle part of the top end surface of the protecting cover 4, four ends of the bottom end surface of the motor 6 are locked in the bottom end surface of the inner side of the protecting cover 4 through nuts, an output shaft of the front end surface of the motor 6 is fixedly inserted in the inner side of a through hole formed in the middle part of the, the front side and the rear side of the end surface of the outer side of the screen plate 8 are movably connected with the inner sides of grooves arranged in the middle parts of the front side and the rear side of the end surface of the inner side of the screening box 2, the right end surface of the screen plate 8 passes through the inner side of an opening arranged in the middle part of the right end surface of the screening box 2 and then is attached to the left end surface of the cam 7, two ends of the spring 9 are respectively and fixedly connected to the inner sides of a spring groove arranged in the middle parts of the left end surface of the screen plate 8 and the left end surface of the inner side of the screening box 2, the material pushing structure 3 comprises a discharge port 31, a placing groove 32, a push plate 34, a connecting rod 35, a pull plate 36, a guide plate 37, a shell 38, an electric push rod 39 and a chute 310, the discharge port 31 is vertically arranged in the middle part of the front end surface of the screening box 2, the bottom end surface of the inner side of the discharge port 31 and the top end surface of, the sliding grooves 33 are arranged in the middle of the left and right end surfaces of the inner side of the screening box 2, the bottom end surface of the inner side of the sliding groove 33 is attached to the left and right sides of the bottom end surface of the screen plate 8, the rear end of the inner side of the sliding groove 33 penetrates through the left and right ends of the inner side of the placing groove 32, the end surface of the outer side of the push plate 34 is attached to the end surface of the inner side of the placing groove 32, the left and right end surfaces and the bottom end surface of the push plate 34 are respectively movably connected with the left and right end surfaces of the inner side of the screening box 2 and the middle of the top end surface of the screen plate 8, the thickness of the push plate 34 corresponds to the depth of the placing groove 32, the connecting rod 35 is attached to the middle of the left and right end surfaces of the push plate 34 through an adhesive, the end surface of the outer side of the connecting rod 35 is movably connected with, the shell 38 is preceding terminal surface middle part fretwork form and the four ends of the preceding terminal surface of shell 38 are fixed the locking in screening case 2 rear end face middle part, and the laminating of shell 38 bottom end face is in support 1 top end face rear side middle part, four ends fixed connection of electric putter 39 bottom end face are in the inboard bottom end face of shell 38, and the fixed jack of pegging graft in push pedal 34 rear end face middle part is inboard behind shaft hole and the inboard rear end face middle part of standing groove 32 that screening case 2 rear end face middle part was seted up is passed to electric putter 39 preceding terminal surface output shaft, the chute 310 is seted up in push pedal 34 preceding terminal surface middle part bottom side and the inboard bottom end face of chute 310 personally submits 30 contained angles with push pedal 34 bottom, and the inboard bottom end face front side.
The guide plate 37 is composed of a fixing plate 371, a plate body 372, a shaft rod 373, a guide groove 374 and supporting blocks 375, the fixing plate 371 is symmetrically and vertically welded with two opposite side of the front end face of the screening box 2 and the opposite side top sides of the two fixing plates 371 and the left and right end faces of the pulling plate 36, the middle part of the rear side of the left and right end faces of the plate body 372 is rotatably connected with the middle part of the bottom side of the inner opposite end face of the fixing plate 371 through the shaft rod 373, the plate body 372 is located at the bottom end of the pulling plate 36, the guide groove 374 is arranged in the middle part of the top end face of the plate body 372, the left and right end faces of the inner side of the guide groove 374 are symmetrically extended inwards in an inclined manner, the supporting blocks 375 are locked in the middle part of the top side.
Wherein, a handle is fixedly arranged in the middle of the front end surface of the pulling plate 36, so that the device can not be used when the electric push rod 39 is damaged.
Wherein, the left and right ends of the inner side of the discharge port 31 are respectively stuck with a layer of anti-slip silica gel gasket through an adhesive, so that the pulling plate 36 is more stably placed in the discharge port 31.
Wherein, the inboard terminal surface of spout 33 is provided with a smooth ceramic layer for connecting rod 35 moves in spout 33 fast.
The front end of the inner side of the housing 38 is provided with a sealing ring, and the outer end face of the sealing ring is tightly attached to the front end of the inner side of the housing 38, so that dust or moisture is prevented from entering the housing 38 and affecting the electric push rod 39.
The inner side end face of the guide groove 374 is provided with a smooth stainless steel layer, so that excessive abrasion of the plate body 371 caused by stone rolling on the top end face of the plate body 371 is prevented.
The motor 6 is an M3AA80A8 motor, and is low in noise and high in horsepower.
The electric push rod 39 is an NKLA70 electric push rod, the output shaft is long, and the push distance is long.
The patent states: cam 7, cam means a mechanical rotary or sliding element (such as a wheel or a projecting part of a wheel) which transmits the motion to a roller moving against its edge or to a needle bar moving freely on the grooved surface, or it is subjected to forces from such a roller and needle bar, the cam follower can be designed to satisfy almost any input-output relationship within its range of motion-for some applications the cam and linkage can function the same (the choice of two is often designer-dependent-zernist), for both workable purposes the cam is easier to design than the linkage, and the cam can do many things that the linkage cannot do, on the other hand the cam is easier to manufacture than the linkage.
The working principle is as follows: firstly, the device is arranged at a designated place, then the controller 5 is electrically connected with an external power supply, then a fine sand and stone collecting box and a larger stone collecting box are respectively arranged at the bottom end surface of the screening box 2 and the front side of the bottom end surface of the plate body 372, then the sand and stone to be screened are arranged at the top end surface of the screen plate 8 through the top end surface of the screening box 2, then the motor 6 is driven to rotate by a relevant control button on the controller 5 and drives the cam 7 to rotate, the cam 7 drives the screen plate 8 to move left and right periodically by matching with the spring 9 while rotating, so that the fine sand and stone at the top end surface of the screen plate 8 falls downwards through the screen plate 8 and falls into the collecting box at the bottom of the screening box 2 through the screening box 2 to be collected, and then the sand and stone can be moved for use by moving the collecting boxes, when needing to carry out further processing to the great stone of screen mesh board 8 top terminal surface, make electric putter 39 get electric output shaft and move forward through controller 5, thereby electric putter 39 promotes push pedal 34 and moves forward and promote the stone on with screen mesh board 8 and enter into chute 310 in, and push pedal 34 drives arm-tie 36 through connecting rod 35 and moves forward and break away from discharge port 31 in the time of moving forward for the stone that push pedal 36 promoted is released the discharge port and is entered into in the guide way 374 on plate body 372 top and outwards discharges and enter into the collecting box of plate body 371 bottom terminal surface front side and collect, then can carry out further processing to the stone.
The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a sand sieving mechanism for interior decoration, includes support (1), screening case (2), safety cover (4), controller (5), motor (6), cam (7), sieve board (8) and spring (9), screening case (2) are hopper-shaped and screening case (2) side surface middle part that top face middle part and bottom face middle part link up mutually and weld in the opening inboard that support (1) top face middle part was seted up, safety cover (4) are left end face middle part fretwork form and safety cover (4) left end face four ends and close in screening case (2) right end face middle part through the nut lock to safety cover (4) bottom face laminating is in support (1) top face right side middle part, controller (5) are installed in safety cover (4) top face middle part, motor (6) bottom face four ends are locked in safety cover (4) inboard bottom face and motor (6) preceding terminal surface output shaft is fixed pegged graft in cam (7) rear end face right side middle part and is seted up The motor (6) is electrically connected with the controller (5) through a first port on the microprocessor, the front side and the rear side of the end face of the outer side of the screen plate (8) are movably connected with the inner sides of grooves formed in the middle parts of the front side and the rear side of the end face of the inner side of the screening box (2), the right end face of the screen plate (8) passes through the inner side of an opening formed in the middle part of the right end face of the screening box (2) and then is attached to the left end face of the cam (7), and two ends of the spring (9) are respectively and fixedly connected to the inner sides of spring grooves formed in the middle parts of the left end face of the screen plate (8);
the method is characterized in that: the material pushing device further comprises a material pushing structure (3), wherein the material pushing structure (3) consists of a discharge port (31), a placing groove (32), a sliding groove (33), a push plate (34), a connecting rod (35), a pulling plate (36), a guide plate (37), a shell (38), an electric push rod (39) and a chute (310), the discharge port (31) is vertically arranged in the middle of the front end face of the screening box (2), the bottom end face of the inner side of the discharge port (31) and the top end face of the screen plate (8) are positioned on the same horizontal end face, the rear end of the inner side of the discharge port (31) penetrates through the middle of the front end face of the inner side of the screening box (2), the placing groove (32) is vertically arranged in the middle of the rear end face of the inner side of the screening box (2), the bottom end face of the inner side of the placing groove (32) is attached to the rear side of the bottom end face of the screen plate (8), the chute (33) is arranged in the, the rear end of the inner side of the sliding groove (33) penetrates through the left end and the right end of the inner side of the placing groove (32), the outer end face of the push plate (34) is attached to the end face of the inner side of the placing groove (32), the left end face and the right end face of the push plate (34) and the bottom end face of the push plate (34) are respectively movably connected with the left end face and the right end face of the inner side of the screening box (2) and the middle of the top end face of the screen plate (8), the thickness of the push plate (34) corresponds to the depth of the placing groove (32), the connecting rod (35) is attached to the middle of the left end face and the right end face of the push plate (34) through an adhesive, the outer end face of the connecting rod (35) is movably connected with the end face of the inner side of the sliding groove (33), the front end face of the connecting rod (35) vertically penetrates through the front end of the sliding groove (33) and then is locked, the shell (38) is in a hollow shape in the middle of the front end face, the front end face of the shell (38) is fixedly locked in the middle of the rear end face of the screening box (2), the bottom end face of the shell (38) is attached to the middle of the rear side of the top end face of the support (1), four ends of the bottom end face of the electric push rod (39) are fixedly connected to the bottom end face of the inner side of the shell (38), an output shaft of the front end face of the electric push rod (39) penetrates through a shaft hole formed in the middle of the rear end face of the screening box (2) and the middle of the rear end face of the inner side of the placing groove (32) to be fixedly connected to the inner side of a jack formed in the middle of the rear end face of the pushing plate (34), the inclined groove (310) is formed in the middle of the bottom end face of the front end face of the pushing plate (34), an included.
2. The sand screening apparatus for interior decoration according to claim 1, wherein: the guide plate (37) consists of a fixing plate (371), a plate body (372), a shaft lever (373), a guide groove (374) and a supporting block (375), the two fixing plates (371) are symmetrically and vertically welded on the left side and the right side of the front end surface of the screening box (2), the top sides of the opposite surfaces of the two fixing plates (371) are movably connected with the left end surface and the right end surface of the pulling plate (36), the middle parts of the rear sides of the left and right end surfaces of the plate body (372) are rotationally connected with the middle parts of the bottom sides of opposite end surfaces at the inner sides of the fixed plates (371) through shaft rods (373), the plate body (372) is positioned at the bottom end of the pulling plate (36), the guide groove (374) is arranged in the middle of the top end surface of the plate body (372), and the left end surface and the right end surface of the inner side of the guide groove (374) are symmetrically extended inwards in an inclined mode, the supporting block (375) is locked in the middle of the top side of the front end surface of the bracket (1) through nuts, and the top end surface of the supporting block (375) is attached to the middle of the bottom end surface of the plate body (372).
3. The sand screening apparatus for interior decoration according to claim 1, wherein: and a handle is fixedly arranged in the middle of the front end surface of the pulling plate (36).
4. The sand screening apparatus for interior decoration according to claim 1, wherein: the left end and the right end of the inner side of the discharge port (31) are respectively stuck with a layer of anti-slip silica gel gasket through an adhesive.
5. The sand screening apparatus for interior decoration according to claim 1, wherein: the inner side end surface of the sliding groove (33) is provided with a smooth ceramic layer.
6. The sand screening apparatus for interior decoration according to claim 1, wherein: the front end of the inner side of the shell (38) is provided with a sealing ring, and the outer side end face of the sealing ring is tightly attached to the front end of the inner side of the shell (38).
7. The sand screening apparatus for interior decoration according to claim 2, wherein: the inner side end face of the guide groove (374) is provided with a smooth stainless steel layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920788285.8U CN210847146U (en) | 2019-05-29 | 2019-05-29 | Sand sieving mechanism for interior decoration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920788285.8U CN210847146U (en) | 2019-05-29 | 2019-05-29 | Sand sieving mechanism for interior decoration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210847146U true CN210847146U (en) | 2020-06-26 |
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ID=71295798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920788285.8U Expired - Fee Related CN210847146U (en) | 2019-05-29 | 2019-05-29 | Sand sieving mechanism for interior decoration |
Country Status (1)
| Country | Link |
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| CN (1) | CN210847146U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112588578A (en) * | 2020-12-01 | 2021-04-02 | 九江昌顺新材料有限公司 | Multi-stage screening machine for determining high-reflectivity powder coating screen residue |
| CN112893087A (en) * | 2021-01-14 | 2021-06-04 | 拉萨纳龙建筑材料有限公司 | Multi-particle-size stone screening device and method for concrete production |
| CN113617661A (en) * | 2021-07-28 | 2021-11-09 | 彭善斌 | Screening machine for intelligently screening sand and stone for road administration construction |
-
2019
- 2019-05-29 CN CN201920788285.8U patent/CN210847146U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112588578A (en) * | 2020-12-01 | 2021-04-02 | 九江昌顺新材料有限公司 | Multi-stage screening machine for determining high-reflectivity powder coating screen residue |
| CN112893087A (en) * | 2021-01-14 | 2021-06-04 | 拉萨纳龙建筑材料有限公司 | Multi-particle-size stone screening device and method for concrete production |
| CN113617661A (en) * | 2021-07-28 | 2021-11-09 | 彭善斌 | Screening machine for intelligently screening sand and stone for road administration construction |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200626 Termination date: 20210529 |
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| CF01 | Termination of patent right due to non-payment of annual fee |