CN110912040B - Universal porcelain clamp for cable laying - Google Patents
Universal porcelain clamp for cable laying Download PDFInfo
- Publication number
- CN110912040B CN110912040B CN201911332276.9A CN201911332276A CN110912040B CN 110912040 B CN110912040 B CN 110912040B CN 201911332276 A CN201911332276 A CN 201911332276A CN 110912040 B CN110912040 B CN 110912040B
- Authority
- CN
- China
- Prior art keywords
- elastic clamping
- clamping piece
- locking rod
- locking
- porcelain
- Prior art date
- 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
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
Abstract
The invention discloses a universal porcelain clamp for cable laying, which comprises a porcelain body, wherein an installation cavity for installing a clamping component is arranged in the porcelain body, the clamping part comprises an upper layer of elastic clamping pieces and a lower layer of elastic clamping pieces which are oppositely arranged, and a plurality of locking mechanisms which are arranged at intervals along the length direction of the elastic clamping pieces, each locking mechanism comprises a locking rod, a pressing block, a guide rod and a bearing, two sections of threads with opposite rotation directions are arranged in the middle of each locking rod, the pressing block is correspondingly matched with each section of thread, the lower end of each locking rod is arranged on the bearing, the bearing can be arranged at the inner bottom of the mounting cavity in a sliding manner along the length direction of the elastic clamping piece, the upper end of the locking rod extends out of the strip-shaped opening at the top of the mounting cavity and is matched with a locking nut for fixing the locking rod, and two elastic clamping pieces between two adjacent locking mechanisms are extruded to form a clamping hole for a specific cable to pass through. The porcelain clamp can be suitable for clamping various thick and thin cables, and is rich and variable in function.
Description
Technical Field
The invention belongs to the technical field of cable installation and laying, and particularly relates to a universal porcelain clamp for cable laying.
Background
In the electric wire lays, often will put together a plurality of strands of cables to concentrate the line of walking, conveniently arrange the cable, the porcelain presss from both sides exactly in order to fix the electric wire and an installation accessory that designs, two lamellas that present porcelain pressed from both sides mostly adopted upper and lower symmetrical arrangement constitute, offered a convex breach on the lateral wall of each lamella, two lamellas adopt the fixed double-layered hole that just forms a plurality of cable of bolt concatenation, thereby lay the stranded cable according to the same route. Although the porcelain clamp is simple in structure and low in cost, the function is very limited, for a large-scale power supply circuit system, cables are different in thickness according to different power, and therefore various specifications and models are often required to be carried, the cables need to be repeatedly searched in a large number of porcelain clamp piles during installation, the cables are matched and can be used conveniently, the porcelain clamp is very inconvenient, particularly for the same laying path with large cable diameter difference, the required specifications of the porcelain clamps are very large, all the porcelain clamps are not very convenient to install, the electric power constructor particularly feels headache, and the porcelain clamps of a large number of models need to be carried during outgoing operation, so that the porcelain clamp is very inconvenient. Therefore, although the current porcelain clip is simple and easy to manufacture and is seemingly economical, for the core energy electric energy of national economy, the cost of the porcelain clip is not worth mentioning, and how to install and maintain the porcelain clip more quickly and conveniently is the most important thing, and the current porcelain clip is a rigid structure of a pure porcelain body, the porcelain body is fragile and easy to collapse, once a gap appears, the cable clamping is unstable, in addition, all the wires in the same path are generally required to be arranged in rows as much as possible in the cable laying process, but the current porcelain clip is not easy to ensure the point, because all the wires on the same row of cables are almost independently clamped by a single clip hole. Therefore, it is highly desirable to design a new porcelain clamp to meet the increasing cable laying requirements.
Disclosure of Invention
The invention aims to solve the technical problems and provides a universal cable-laying porcelain clamp which solves the problems that porcelain clamps in the prior art are various in specification and model and inconvenient to use and manage in a centralized manner.
The technical scheme of the invention is as follows: the invention provides a universal porcelain clamp for cable laying, which comprises a porcelain body, wherein an installation cavity for installing a clamping part is arranged in the porcelain body, the clamping part comprises an upper layer of elastic clamping pieces and a lower layer of elastic clamping pieces which are oppositely arranged, and a plurality of locking mechanisms are arranged at intervals along the length direction of the elastic clamping pieces, wherein the clamping parts comprise an upper layer of elastic clamping pieces and a lower layer of elastic clamping pieces, and the elastic clamping pieces are arranged
The locking mechanism comprises a locking rod, a pressing block, a guide rod and a bearing, wherein two sections of threads with opposite rotation directions are arranged in the middle of the locking rod, a corresponding pressing block is in threaded fit with each section of threads, the lower end of the locking rod is installed on the bearing, the bearing can be arranged at the inner bottom of the installation cavity in a sliding mode along the length direction of the elastic clamping piece, the upper end of the locking rod extends out of a strip-shaped opening in the top of the installation cavity and is matched with a locking nut for fixing the locking rod, and the length direction of the strip-shaped opening is vertically parallel to the sliding direction of the bearing at the bottom of the installation cavity, so that the locking rod can move in the installation cavity along the length direction of the; the guide rod is parallel to the locking rod and penetrates through the pressing blocks, two ends of the guide rod are respectively arranged on the upper bottom surface and the lower bottom surface in the installation cavity and can synchronously move along with the movement of the locking rod, so that when the whole locking mechanism moves to a certain position, the two pressing blocks are close to or far away from each other under the guiding and limiting effect of the guide rod in the self-rotation process of the locking rod;
one end of the elastic clamping piece is fixed on one side in the installation cavity, the other end of the elastic clamping piece is a free end extending out of the other side of the installation cavity, a rectangular strip hole is formed in the elastic clamping piece along the length direction of the elastic clamping piece, the locking rod and the guide rod penetrate through the strip hole, so that when the elastic clamping piece is located in a gap between the two pressing blocks, the locking rod is adjusted to enable the two pressing blocks to press corresponding parts of the two elastic clamping pieces to certain positions close to each other, and the two elastic clamping pieces between the two adjacent locking mechanisms are extruded to form a clamping hole through which a specific cable can penetrate.
The invention has the beneficial effects that: the cable is clamped by the two layers of elastic clamping pieces, the cable is not easy to collapse, and the part between every two adjacent fixing points of the cable can also be self-adaptively relaxed to a certain extent. The elastic clamping piece is divided into a plurality of sections by the plurality of locking mechanisms, and each section is extruded into a clamping hole under the action of the two adjacent locking mechanisms to wrap and fix the cable placed in the clamping hole. The locking mechanism can move along the length direction of the elastic clamping piece, so that elastic pressing pieces with different lengths can be cut off to extrude and bulge to form clamping holes, the locking mechanism is suitable for cables with different thicknesses and is very flexible, and almost any wire diameter can be installed and fixed. And adopt two-layer elasticity clamping piece to clip all electric wires simultaneously, avoided effectively that all electric wires on the same row of cable are by the independent tight condition appearance of clamp each other, promoted the wholeness of a row of cable greatly, lay more concentrated convenience.
Drawings
Fig. 1 is a cross-sectional view of a porcelain clip according to one embodiment of the present invention.
Fig. 2 is a front view of the locking mechanism.
Fig. 3 is a top view of the locking mechanism.
Fig. 4 is a partial top view of a resilient clip.
Fig. 5 is a schematic view of a mounting structure of the bearing.
Element number description: the locking device comprises a locking rod 1, a pressing block 2, a guide rod 3, a locking nut 4, a limiting ring 5, a cover plate 6, a porcelain body 7, a mounting cavity 701, a first guide wheel 8a on the outer side of the mounting cavity, a second guide wheel 9, an elastic clamping piece 10, a strip hole 1001, a bearing 11, a mounting seat 12 and a sliding column 13.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
the embodiment provides a universal porcelain clip for cable laying, as shown in fig. 1, the universal porcelain clip comprises a porcelain body 7 made of ceramics, an installation cavity 701 for installing a clamping part is arranged in the porcelain body 7, and the clamping part comprises an upper layer of elastic clamping piece 10 and a lower layer of elastic clamping piece 10 which are oppositely arranged and a plurality of locking mechanisms which are arranged at intervals along the length direction of the elastic clamping piece 10. Among the above-mentioned spare part, as shown in fig. 2-3, locking mechanism includes check lock lever 1, briquetting 2, guide arm 3, bearing 11, and check lock lever 1 middle part is equipped with two sections opposite screw threads of turning to, and screw-thread fit has corresponding one on every section screw thread briquetting 2, the lower extreme of check lock lever 1 is installed on bearing 11, bearing 11 can set up department in installation cavity 701 along the length direction of elastic clamping piece 10 with sliding, and the upper end of check lock lever 1 stretches out the strip opening at installation cavity 701 top and the cooperation has lock nut 4 that is used for fixed check lock lever 1, strip open-ended length direction and bearing 11 are upper and lower parallel in installation cavity 701 bottom sliding direction to make check lock lever 1 can move in installation cavity 701 along elastic clamping piece 10 length direction. Guide arm 3 sets up and runs through in a parallel with check lock lever 1 briquetting 2, briquetting 2 sliding fit connect on guide arm 3, and install respectively at the inside last bottom surface of installation cavity 701 and on the bottom surface down at 3 both ends of guide arm and can be along with check lock lever 1's removal and synchronous motion to when making whole locking mechanism remove a certain position, 1 rotation in-process of check lock lever is under 3 direction restriction effects of guide arm, and two briquetting 2 are drawn close each other/are kept away from, with the interval between the two-layer elastic clamping piece 10 of adjusting this department. The elastic clip 10 of this embodiment is preferably made of elastic rubber or elastic spring or other elastic material, and its thickness is selected according to the diameter range of the cable to be installed and the material adaptability. One end of the elastic clamping piece 10 is fixed on one side in the installation cavity 701, the other end of the elastic clamping piece is a free end extending out of the other side of the installation cavity 701, a rectangular strip hole 1001 is formed in the elastic clamping piece 10 along the length direction of the elastic clamping piece, the strip hole 1001 is used for the locking rod 1 and the guide rod 3 to penetrate through, so that when the elastic clamping piece 10 is located in a gap between the two pressing blocks 2, the locking rod 1 is adjusted to enable the two pressing blocks 2 to press corresponding parts of the two elastic clamping pieces 10 to certain positions close to each other, and the two elastic clamping pieces 10 between every two adjacent locking mechanisms are extruded to form a clamping hole through which a specific cable can penetrate.
In use, the porcelain clip of the above embodiment, adjusts all the locking mechanisms to a position where the two pressing blocks 2 are far away from each other, so as to adjust the distance between the two layers of elastic clamping pieces 10, put a row of prepared cables to be installed with different thicknesses between the two layers of elastic clamping pieces 10, then, according to the thickness of each strand of electric wire in the flat cable, the corresponding locking mechanism is moved in place so as to set the distance between each group of adjacent locking mechanisms, then the locking rod 1 is rotated, the two pressing blocks 2 are mutually closed, during the closing process, the corresponding elastic clamping pieces 10 are carried to be partially closed towards the strand of the electric wire and finally are covered and extruded on the surface of the electric wire, and the strand of electric wire is hooped from the upper direction and the lower direction, the locking rod 1 is locked and fixed by the locking nut 4 after the hooping degree is adjusted, at the moment, one strand of electric wire is completely split, and other electric wires are sequentially and gradually split and clamped, so that the installation and fixation of the whole row of cables are completed.
As a specific embodiment, the locking rod 1 of the present embodiment has a limiting ring 5 near the top end, and the limiting ring 5 contacts with the inner wall of the strip-shaped opening; the bearing 11 is installed in the installation base 12, as shown in fig. 5, two sides of the installation base 12 are respectively provided with a sliding column 13, the two sliding columns 13 are respectively inserted into strip-shaped guide grooves formed in two opposite side walls at the bottom in the installation cavity 701, the sliding columns 13 can slide along the guide grooves, and the installation base 12 and the limiting ring 5 together enable the locking rod 1 to only rotate by itself but not to move axially, so that the locking mechanism can be adjusted conveniently. Preferably, both ends of the guide rod 3 are in a nut-shaped structure of a T-shaped bolt, T-shaped sliding grooves are formed in the upper bottom surface and the lower bottom surface of the mounting cavity 701 along the length direction of the elastic clamping piece 10, and the end portion of the guide rod 3 is in sliding fit with the T-shaped sliding grooves, so that the guide rod 3 and the locking rod 1 can move together. Meanwhile, in order to facilitate the adjustment, the elastic clamping piece 10 is ensured to have enough length to adapt to the clamping of the large-size electric wire, the inner side and the outer side of the other side of the installation cavity 701 are respectively provided with a guide device, each guide device comprises two first guide wheels 8 which are far away from each other and are arranged up and down and two second guide wheels 9 which are close to each other and are arranged up and down, the second guide wheels 9 are arranged by the inner wall of the other side of the installation cavity 701, the installation position points of the corresponding guide wheels of the two guide devices are in mirror symmetry with the side wall of the other side of the installation cavity 701, and two first guide wheels 8 located outside the mounting cavity 701 are used to convolute the resilient clip 10, the spring clip 10 can thus be continuously supplemented during the clamping of the electrical line and, if necessary, can hold the guide wheel, which is convoluted with the spring plate, at the end of the installation, for example by screwing a screw directly onto the guide wheel and locking it. In the structure of the convoluted elastic clip 10, the first guide wheel 8 located outside the mounting cavity 701 is preferably made of a tape measure structure, so that the elastic clip 10 can be adaptively convoluted and wound on the first guide wheel 8 in a natural state. In order to improve the clamping degree, the pressing block 2 is of a strip structure, the length of the pressing block is not less than the width of the elastic clamping piece 10, the length direction of the pressing block 2 is parallel to the width direction of the elastic clamping piece 10, and two opposite ends of the two pressing blocks 2 are of arc-shaped convex structures. In order to ensure that the whole porcelain clamp has better tightness as far as possible, the strip-shaped opening end of the mounting cavity 701 is also provided with a detachable cover plate 6, and meanwhile, the end part of the locking rod 1 is provided with a hexagonal concave hole matched with an inner hexagonal wrench in a socket mode so as to rotate the locking rod 1.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a cable laying general purpose porcelain clamp, contains the porcelain body, its characterized in that: the porcelain body is internally provided with an installation cavity for installing a clamping part, the clamping part comprises an upper layer of elastic clamping piece and a lower layer of elastic clamping piece which are arranged oppositely and a plurality of locking mechanisms which are arranged at intervals along the length direction of the elastic clamping piece, wherein the upper layer of elastic clamping piece and the lower layer of elastic clamping piece are arranged oppositely, and the locking mechanisms are arranged at intervals along
The locking mechanism comprises a locking rod, a pressing block, a guide rod and a bearing, wherein two sections of threads with opposite rotation directions are arranged in the middle of the locking rod, a corresponding pressing block is in threaded fit with each section of threads, the lower end of the locking rod is installed on the bearing, the bearing can be arranged at the inner bottom of the installation cavity in a sliding mode along the length direction of the elastic clamping piece, the upper end of the locking rod extends out of a strip-shaped opening in the top of the installation cavity and is matched with a locking nut for fixing the locking rod, and the length direction of the strip-shaped opening is vertically parallel to the sliding direction of the bearing at the bottom of the installation cavity, so that the locking rod can move in the installation cavity along the length direction of the; the guide rod is parallel to the locking rod and penetrates through the pressing blocks, two ends of the guide rod are respectively arranged on the upper bottom surface and the lower bottom surface in the installation cavity and can synchronously move along with the movement of the locking rod, so that when the whole locking mechanism moves to a certain position, the two pressing blocks are close to or far away from each other under the guiding and limiting effect of the guide rod in the self-rotation process of the locking rod;
one end of the elastic clamping piece is fixed on one side in the mounting cavity, the other end of the elastic clamping piece is a free end extending out of the other side of the mounting cavity, a rectangular strip hole is formed in the elastic clamping piece along the length direction of the elastic clamping piece, the locking rod and the guide rod penetrate through the strip hole, so that when the elastic clamping piece is located in a gap between the two pressing blocks, the locking rod is adjusted to enable the two pressing blocks to press corresponding parts of the two elastic clamping pieces to certain positions close to each other, and the two elastic clamping pieces between every two adjacent locking mechanisms are extruded to form a clamping hole through which a specific cable can penetrate;
the inside and outside both sides of installation cavity opposite side all are equipped with guiding device, every guiding device all includes two first guide wheels of keeping away from each other and arranging from top to bottom and two second guide wheels of drawing close each other and arranging from top to bottom, and the second guide wheel leans on the inner wall setting of installation cavity opposite side, two the mounted position point of the corresponding guide wheel of guiding device about installation cavity opposite side lateral wall is mirror symmetry, and just is located two first guide wheels in the installation cavity outside and is used for the convolution the elasticity clamping piece.
2. The universal porcelain clip for cable laying according to claim 1, wherein: a limiting ring is arranged at the position, close to the top end, of the locking rod and is in contact with the inner wall of the strip-shaped opening; the bearing is installed in the installation seat, two sides of the installation seat are respectively provided with a sliding column, the two sliding columns are respectively inserted into strip-shaped guide grooves formed in two opposite side walls at the bottom in the installation cavity, the sliding columns can slide along the guide grooves, and the installation seat and the limiting ring together enable the locking rod to rotate only and cannot move axially.
3. The universal porcelain clip for cable laying according to claim 1, wherein: the guide rod both ends all are the nut-shaped structure of T type bolt, T type spout has all been seted up along the length direction of elasticity clamping piece in the inside bottom surface of going up of installation cavity and lower bottom surface department, the tip of guide rod with T type spout sliding fit.
4. The universal porcelain clip for cable laying according to claim 1, wherein: the first guide wheel positioned outside the mounting cavity is made of a tape measure structure, so that the elastic clamping piece can be adaptively convolutely wound on the first guide wheel in a natural state.
5. The universal porcelain clip for cable laying according to claim 1, wherein: the briquetting is the strip structure and its length is not less than the width of elasticity clamping piece, and briquetting length direction and elasticity clamping piece width direction are parallel to each other, and two relative one ends of two briquettings are circular-arc convex surface structure.
6. The universal porcelain clip for cable laying according to claim 1, wherein: the strip-shaped opening end of the mounting cavity is further provided with a detachable cover plate, and the end part of the locking rod is provided with a hexagonal concave hole matched with the socket of the inner hexagonal wrench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911332276.9A CN110912040B (en) | 2019-12-22 | 2019-12-22 | Universal porcelain clamp for cable laying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911332276.9A CN110912040B (en) | 2019-12-22 | 2019-12-22 | Universal porcelain clamp for cable laying |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110912040A CN110912040A (en) | 2020-03-24 |
| CN110912040B true CN110912040B (en) | 2021-04-23 |
Family
ID=69827014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911332276.9A Expired - Fee Related CN110912040B (en) | 2019-12-22 | 2019-12-22 | Universal porcelain clamp for cable laying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110912040B (en) |
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| US4422478A (en) * | 1980-02-23 | 1983-12-27 | Raychem Limited | Closure device |
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| EP0814554A3 (en) * | 1996-06-19 | 1999-08-11 | ABBPATENT GmbH | Fastening device for at least a cable or a pipe on a holder |
| CN1589515A (en) * | 2001-11-20 | 2005-03-02 | 维也纳渠道污水处理技术有限责任公司 | Installation and cover device for cables and method for installation thereof |
| CN201927953U (en) * | 2011-01-14 | 2011-08-10 | 东莞达电电子有限公司 | Binding belt with improved structure |
| CN208272521U (en) * | 2018-06-07 | 2018-12-21 | 江苏江扬线缆有限公司 | New-energy automobile battery bunch of cables |
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| GB1579904A (en) * | 1978-04-11 | 1980-11-26 | Bicc Ltd | Electric cable installations and securing means therefor |
| EP2562877B1 (en) * | 2011-08-26 | 2013-11-27 | ABB Oy | Wire clamping assembly comprising a support body, a strip and a screw |
| CN205905920U (en) * | 2016-06-23 | 2017-01-25 | 宝丽恒通（天津）科技股份有限公司 | New energy automobile wiring harness fixing device |
| CN206894156U (en) * | 2017-06-21 | 2018-01-16 | 河南森源电气股份有限公司 | Cable fixture and the power distribution cabinet using the cable fixture |
| CN209375051U (en) * | 2019-01-17 | 2019-09-10 | 西安德联机械制造有限公司 | A kind of Total continuity Bars Workshop connecton layout |
| CN110416941B (en) * | 2019-07-08 | 2020-11-03 | 国网江苏省电力有限公司徐州供电分公司 | Movable junction box of circuit cable |
| CN110544914A (en) * | 2019-09-18 | 2019-12-06 | 国网河北省电力有限公司 | Universal wire clamp for power line |
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2019
- 2019-12-22 CN CN201911332276.9A patent/CN110912040B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4422478A (en) * | 1980-02-23 | 1983-12-27 | Raychem Limited | Closure device |
| JPH07212942A (en) * | 1994-01-11 | 1995-08-11 | Sumitomo Wiring Syst Ltd | Wiring harness clamp |
| EP0814554A3 (en) * | 1996-06-19 | 1999-08-11 | ABBPATENT GmbH | Fastening device for at least a cable or a pipe on a holder |
| CN1589515A (en) * | 2001-11-20 | 2005-03-02 | 维也纳渠道污水处理技术有限责任公司 | Installation and cover device for cables and method for installation thereof |
| CN201927953U (en) * | 2011-01-14 | 2011-08-10 | 东莞达电电子有限公司 | Binding belt with improved structure |
| CN208272521U (en) * | 2018-06-07 | 2018-12-21 | 江苏江扬线缆有限公司 | New-energy automobile battery bunch of cables |
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| CN110912040A (en) | 2020-03-24 |
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Effective date of registration: 20210402 Address after: 010030 room 1015, 2 / F, building 10a, Jinhai international hardware and Electrical City, West 2nd Ring Road, Huimin District, Hohhot City, Inner Mongolia Autonomous Region Applicant after: Inner Mongolia Bingyu Power Equipment Co.,Ltd. Address before: 401543 No.110, group 7, FengSi village, Qiantang Town, Hechuan District, Chongqing Applicant before: Chen Bixiang |
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Granted publication date: 20210423 Termination date: 20211222 |