CN114301007A - Lead wire clip - Google Patents
Lead wire clip Download PDFInfo
- Publication number
- CN114301007A CN114301007A CN202210005664.1A CN202210005664A CN114301007A CN 114301007 A CN114301007 A CN 114301007A CN 202210005664 A CN202210005664 A CN 202210005664A CN 114301007 A CN114301007 A CN 114301007A
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- clamp
- clamp body
- transmission
- rod
- reversing wheel
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- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 title description 4
- 230000005540 biological transmission Effects 0.000 claims abstract description 79
- 230000007105 physical stamina Effects 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention relates to the field of power equipment, in particular to a lead clamp. The lead clamp comprises an operating rod, a main wire clamp, a power part, a doubling clamp and a transmission structure; the main wire clamp comprises a first clamp body and a second clamp body, and the first clamp body is hinged with the second clamp body; the first clamp body is connected to one end of the operating rod, and the wire clamp is connected with the first clamp body; the power part is connected with the other end of the operating rod; the transmission structure is used for connecting the power part with the second clamp body in a transmission mode, and the power part is used for driving the second clamp body to rotate relative to the first clamp body so as to enable the main wire clamp to be opened or closed. Lead clamp simple structure, convenient to use, the operating personnel of being convenient for accomplish the fixed of clamp and doubling drainage work on the tower, connect the lead line work quality in promoting the electrification and imitate, when reducing the operation degree of difficulty and operation and consuming, can also reduce operating personnel's physical stamina consumption, improve live working's security and reliability.
Description
Technical Field
The invention relates to the field of electric power operation equipment, in particular to a lead clamp.
Background
At present, in the 10kV distribution network live-line connection drainage line project of uninterrupted power operation, insulating clothes are mainly worn by live working personnel, insulating gloves are taken to ascend to a tower (or a working bucket of an insulating bucket arm vehicle is adopted), the installation and fixation of a wire clamp can be carried out on the tower under the condition that insulation reliability is guaranteed, and the parallel drainage work is completed. The working intensity of each live working is high, the existing safety risk is high, and the working danger coefficient of live working personnel is high.
Disclosure of Invention
The invention aims to provide a lead clamp which is simple in structure and convenient to use, facilitates operators to fix a cable clamp on a tower and perform doubling drainage work, improves the working quality of a live-line lead-in line, reduces the working difficulty and working consumption, reduces the physical consumption of the operators, and improves the safety and reliability of live-line work.
Embodiments of the invention may be implemented as follows:
in a first aspect, the present invention provides a lead clamp, which includes an operating rod, a main clamp, a power portion, a doubling clamp and a transmission structure;
the main wire clamp comprises a first clamp body and a second clamp body, and the first clamp body is hinged with the second clamp body; the first clamp body is connected to one end of the operating rod, and the wire clamp is connected with the first clamp body;
the power part is connected with the other end of the operating rod; the transmission structure is used for connecting the power part with the second clamp body in a transmission mode, and the power part is used for driving the second clamp body to rotate relative to the first clamp body so as to enable the main wire clamp to be opened or closed.
In an optional embodiment, the transmission structure comprises a transmission frame, a first reversing wheel, a second reversing wheel, a transmission rod and a movable chuck; the first reversing wheel is meshed with the second reversing wheel;
the transmission frame is connected with the operating rod; the first reversing wheel and the second reversing wheel are both rotatably connected with the transmission frame;
the transmission rod is rotatably connected with the operating rod and extends along the axial direction of the operating rod; two ends of the transmission rod are respectively in transmission connection with the first reversing wheel and the power part;
the movable chuck is movably connected with the transmission frame and is in transmission connection with the second reversing wheel; the second reversing wheel is used for rotating under the effect of power portion to the drive activity chuck moves for the driving frame, thereby makes activity chuck and second clamp body butt, and then makes the main clamp closed.
In an optional embodiment, the transmission structure further comprises a threaded rod, and the threaded rod is connected with the transmission frame and the first clamp body;
the movable chuck is in threaded connection with the threaded rod;
the second reversing wheel is connected with the movable chuck and used for driving the movable chuck to rotate relative to the threaded rod, so that the movable chuck moves towards the direction close to the second clamp body or away from the second clamp body.
In an alternative embodiment, the first clamp body is provided with a mounting hole connected with the threaded rod;
the second clamp body is provided with a strip-shaped hole for the threaded rod to pass through.
In an alternative embodiment, the axis of rotation of the first diverting pulley is perpendicular to the axis of rotation of the second diverting pulley.
In an alternative embodiment, the power section comprises a turning handle, which is connected with the transmission rod.
In an alternative embodiment, the power section comprises a motor, the output of which is connected to the transmission rod.
In an optional embodiment, the lead clamp further comprises a fixing frame, and the fixing frame is connected with the operating rod;
the first clamp body is connected with the fixed frame.
In an alternative embodiment, the holder is slidably coupled to the operating rod along the axial direction of the operating rod.
In an alternative embodiment, the first clamp body is slidably coupled to the fixed frame in a direction perpendicular to the axis of the operating rod.
The embodiment of the invention has the beneficial effects that:
the lead clamp comprises an operating rod, a main wire clamp, a power part, a doubling clamp and a transmission structure; the main wire clamp comprises a first clamp body and a second clamp body, and the first clamp body is hinged with the second clamp body; the first clamp body is connected to one end of the operating rod, and the wire clamp is connected with the first clamp body; the power part is connected with the other end of the operating rod; the transmission structure is used for connecting the power part with the second clamp body in a transmission mode, and the power part is used for driving the second clamp body to rotate relative to the first clamp body so as to enable the main wire clamp to be opened or closed.
In the in-process of using, the operation personnel can be through being fixed in the wire clamp that merges with the line wire or drainage wire, afterwards, handheld action bars to through operation power portion, the drive second clamp rotates for first clamp, so that the main clamp is closed, and then makes the main clamp press from both sides tight leading wire, from this, accomplishes the work of merging the line drainage.
In the process, through the arrangement of the operating rod and the arrangement of the power part, the operating personnel can keep a certain spacing distance from the main guide line, so that the remote operation can be realized, and the safety of the operation can be improved; and through the cooperation of power portion and transmission structure, can realize the control to the opening of thread clamp and the closed action to further simplify the operation of this thread clamp.
To sum up, this lead clamp simple structure, convenient to use, the fixed of the operating personnel of being convenient for completion cable clamp on the tower and doubling drainage work, promote electrified lead wire that connects the working quality of work and imitate, when reducing the operation degree of difficulty and operation and consuming, can also reduce operating personnel's physical stamina consumption, improve live working's security and reliability.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic view of a power unit of a lead clamp according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a lead clamp according to an embodiment of the present invention, wherein the power portion of the lead clamp is a motor;
FIG. 3 is a schematic structural view of a main clamp in an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a transmission structure in an embodiment of the invention.
Icon: 100-lead clamp; 110-a lever; 120-main wire clamp; 130-a power section; 140-wire combination clamp; 150-a transmission structure; 121-a first clamp body; 122-a second clip body; 151-transmission frame; 152-a first reversing wheel; 153-a second reverser wheel; 154-a transmission rod; 155-a movable chuck; 156-a threaded rod; 123-mounting holes; 124-bar shaped holes; 131-turning the handle; 132-a motor; 160-fixed mount.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that if the terms "upper", "lower", "inside", "outside", etc. indicate an orientation or a positional relationship based on that shown in the drawings or that the product of the present invention is used as it is, this is only for convenience of description and simplification of the description, and it does not indicate or imply that the device or the element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
Referring to fig. 1-3, fig. 1 and 2 show the structure of a lead clamp in an embodiment of the invention, and fig. 3 shows the structure of a main clamp in an embodiment of the invention;
the present embodiment provides a lead clamp 100, the lead clamp 100 includes an operating rod 110, a main clamp 120, a power portion 130, a parallel clamp 140, and a transmission structure 150;
the main wire clamp 120 includes a first clamp body 121 and a second clamp body 122, wherein the first clamp body 121 is hinged to the second clamp body 122; the first clamp body 121 is connected to one end of the operating rod 110, and the doubling clamp 140 is connected to the first clamp body 121;
the power unit 130 is connected to the other end of the operation lever 110; the transmission structure 150 is used for connecting the power part 130 with the second clip body 122 in a transmission manner, and the power part 130 is used for driving the second clip body 122 to rotate relative to the first clip body 121, so that the main clip 120 is opened or closed.
In the present embodiment, when the lever 110 is provided, one or more of the lever 110, the transmission structure 150, and the power unit 130 have an insulating property to improve the safety of the work. In addition, the doubling clamp 140 is electrically connected to the main clamp 120 to play a role of doubling and drainage.
The working principle of the lead clip 100 is as follows:
referring to fig. 1-3, the lead clamp 100 includes an operating rod 110, a main clamp 120, a power portion 130, a parallel clamp 140, and a transmission structure 150; the main wire clamp 120 includes a first clamp body 121 and a second clamp body 122, wherein the first clamp body 121 is hinged to the second clamp body 122; the first clamp body 121 is connected to one end of the operating rod 110, and the doubling clamp 140 is connected to the first clamp body 121; the power unit 130 is connected to the other end of the operation lever 110; the transmission structure 150 is used for connecting the power part 130 with the second clip body 122 in a transmission manner, and the power part 130 is used for driving the second clip body 122 to rotate relative to the first clip body 121, so that the main clip 120 is opened or closed.
In the using process, an operator can fix the doubling or drainage conductor in the doubling clamp 140, then hold the operating rod 110 by hand, and operate the power part 130 to drive the second clamp body 122 to rotate relative to the first clamp body 121, so that the main clamp 120 is closed, and further the main clamp 120 clamps the main conductor, thereby completing the doubling and drainage work.
In the process, through the arrangement of the operating rod 110 and the arrangement of the power part 130, the operator can keep a certain spacing distance from the main guide line, so that the remote operation can be realized, and the safety of the operation can be improved; moreover, the opening and closing operations of the main wire clip 120 can be controlled by the cooperation of the power part 130 and the transmission structure 150, so as to further simplify the operation of the wire clip 100.
To sum up, this lead clamp 100 simple structure, convenient to use, the fixed of the operating personnel of being convenient for completion cable clamp on the tower and doubling drainage work, improve electrified lead wire line work quality effect that connects, when reducing the operation degree of difficulty and operation and consuming, can also reduce operating personnel's physical stamina consumption, improve live working's security and reliability.
Further, referring to fig. 1 to 4, fig. 4 illustrates a structure of a transmission structure in an embodiment of the present invention, in this embodiment, when the transmission structure 150 is provided, in order to facilitate the operation of opening and closing the main wire clip 120 through the power part 130, the transmission structure 150 includes a transmission frame 151, a first reversing wheel 152, a second reversing wheel 153, a transmission rod 154, and a movable chuck 155; the first reversing wheel 152 is meshed with the second reversing wheel 153;
the transmission frame 151 is connected with the operation rod 110; the first reversing wheel 152 and the second reversing wheel 153 are both rotatably connected with the transmission frame 151;
the transmission rod 154 is rotatably connected to the operation rod 110 and extends along the axial direction of the operation rod 110, and the transmission rod 154 is accommodated in the operation rod 110; two ends of the transmission rod 154 are respectively connected with the first reversing wheel 152 and the power part 130 in a transmission way;
the movable chuck 155 is movably connected with the transmission frame 151 and is in transmission connection with the second reversing wheel 153; the second reversing wheel 153 is used for rotating under the action of the power part 130 to drive the movable clamping head 155 to move relative to the transmission frame 151, so that the movable clamping head 155 is abutted with the second clamping body 122, and the main wire clamp 120 is closed.
Thus, with the above-mentioned structure, the driving rod 154 can be driven by the power unit 130 to rotate relative to the operating rod 110, and when the driving rod 154 rotates, the first direction-changing wheel 152 can be driven to rotate, and since the first direction-changing wheel 152 is engaged with the second direction-changing wheel 153, when the first direction-changing wheel 152 rotates relative to the transmission frame 151, the second direction-changing wheel 153 can be driven to rotate;
referring to fig. 1-4, the movable chuck 155 is movably connected to the transmission frame 151 and is drivingly connected to the second reversing wheel 153; therefore, when the second reversing wheel 153 rotates, the movable clamping head 155 can be driven to move relative to the transmission frame 151, so that the movable clamping head 155 abuts against the second clamping body 122, and the main wire clamp 120 is closed. Similarly, when the main clamp 120 needs to be opened, the power unit 130 drives the driving rod 154 to rotate in the opposite direction relative to the operating rod 110.
Based on the above structure, referring to fig. 1-4, in order to enable the rotation of the second reversing wheel 153 to drive the movable chuck 155 to move relative to the transmission frame 151, the transmission structure 150 further includes a threaded rod 156, and the threaded rod 156 is connected to the transmission frame 151 and the first chuck body 121;
the movable clamping head 155 is in threaded connection with the threaded rod 156;
the second reversing wheel 153 is connected to the movable chuck 155 and is configured to drive the movable chuck 155 to rotate relative to the threaded rod 156, so that the movable chuck 155 moves toward the second clamp body 122 or away from the second clamp body 122.
Thus, when the second reversing wheel 153 rotates, the movable clamping head 155 can be driven to rotate relative to the threaded rod 156, and the movable clamping head 155 is in threaded connection with the threaded rod 156; so that when the movable clamp 155 is rotated relative to the threaded rod 156, the movable clamp 155 is moved relative to the axis of the threaded rod 156; the threaded rod 156 is connected to the transmission frame 151 and the first clamp body 121, so that when the movable chuck 155 moves relative to the axis of the threaded rod 156, the movable chuck 155 can move between the transmission frame 151 and the first clamp body 121, and can be abutted against the second clamp body 122, so as to close the main wire clamp 120.
Further, referring to fig. 1-4, in the present embodiment, when the first clip body 121 and the second clip body 122 are disposed, in order to facilitate the installation of the threaded rod 156, the first clip body 121 is disposed with an installation hole 123 connected with the threaded rod 156; and the second clamp body 122 is provided with a strip-shaped hole 124 through which the threaded rod 156 passes.
Further, referring to fig. 1-4, in the embodiment, when the first reversing wheel 152 is disposed, both the first reversing wheel 152 and the second reversing wheel 153 may be bevel gears or other types of gear structures, and the rotation axis of the first reversing wheel 152 is perpendicular to the rotation axis of the second reversing wheel 153. It should be noted that in other embodiments of the present invention, the rotation axis of the first diverting pulley 152 and the rotation axis of the second diverting pulley 153 may have other angles.
Referring to fig. 1 and 2, in the present embodiment, when the power unit 130 is disposed, the power unit 130 is used to drive the transmission rod 154 to rotate relative to the operation rod 110, so that when the power unit 130 is disposed, a manual operation or an electric operation may be adopted, that is, the power unit 130 may include a rotation handle 131, and the rotation handle 131 is connected to the transmission rod 154. The power section 130 may also include a motor 132, with an output of the motor 132 coupled to the drive link 154.
Therefore, the transmission rod 154 can be manually rotated according to different use conditions, and the motor 132 can also be used for driving the transmission rod 154.
Further, referring to fig. 1-4, in the present embodiment, in order to improve the mounting stability of the fixing clip and the doubling clip 140 during mounting of the fixing clip and the doubling clip, the lead clip 100 further includes a fixing frame 160, and the fixing frame 160 is connected to the operating rod 110; the first clamp body 121 is connected to the fixing frame 160.
In addition, in order to adjust the positions of the fixing clip and the parallel clip 140 on the lead clip 100 according to the actual use situation, the fixing frame 160 is slidably connected with the operating rod 110 along the axial direction of the operating rod 110; and the first clamp body 121 is slidably coupled to the fixed frame 160 in a direction perpendicular to the axis of the operating rod 110.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A lead clamp, characterized by:
the lead clamp comprises an operating rod, a main wire clamp, a power part, a doubling clamp and a transmission structure;
the main wire clamp comprises a first clamp body and a second clamp body, and the first clamp body is hinged with the second clamp body; the first clamp body is connected to one end of the operating rod, and the wire doubling clamp is connected with the first clamp body;
the power part is connected to the other end of the operating rod; the transmission structure is used for connecting the power part with the second clamp body in a transmission manner, and the power part is used for driving the second clamp body to rotate relative to the first clamp body so as to enable the main wire clamp to be opened or closed.
2. The lead clip of claim 1, wherein:
the transmission structure comprises a transmission frame, a first reversing wheel, a second reversing wheel, a transmission rod and a movable chuck;
the transmission frame is connected with the operating rod; the first reversing wheel and the second reversing wheel are both rotatably connected with the transmission frame; the first reversing wheel is meshed with the second reversing wheel;
the transmission rod is rotatably connected with the operating rod and extends along the axial direction of the operating rod; two ends of the transmission rod are respectively in transmission connection with the first reversing wheel and the power part;
the movable chuck is movably connected with the transmission frame and is in transmission connection with the second reversing wheel; the second reversing wheel is used for rotating under the action of the power part so as to drive the movable chuck to move relative to the transmission frame, so that the movable chuck is abutted against the second clamp body, and the main wire clamp is closed.
3. The lead clip of claim 2, wherein:
the transmission structure further comprises a threaded rod, and the threaded rod is connected with the transmission frame and the first clamp body;
the movable chuck is in threaded connection with the threaded rod;
the second reversing wheel is connected with the movable chuck and used for driving the movable chuck to rotate relative to the threaded rod, so that the movable chuck moves towards the direction close to the second clamp body or away from the second clamp body.
4. The lead clip of claim 3, wherein:
the first clamp body is provided with a mounting hole connected with the threaded rod;
the second clamp body is provided with a strip-shaped hole for the threaded rod to pass through.
5. The lead clip of claim 2, wherein:
the rotating axis of the first reversing wheel is perpendicular to the rotating axis of the second reversing wheel.
6. The lead clip of claim 2, wherein:
the power part comprises a rotating handle, and the rotating handle is connected with the transmission rod.
7. The lead clip of claim 2, wherein:
the power part comprises a motor, and the output end of the motor is connected with the transmission rod.
8. The lead clip of any one of claims 1-7, wherein:
the lead clamp further comprises a fixing frame, and the fixing frame is connected with the operating rod;
the first clamp body is connected with the fixing frame.
9. The lead clip of claim 8, wherein:
the fixing frame is connected with the operating rod in a sliding mode along the axial direction of the operating rod.
10. The lead clip of claim 8, wherein:
the first clamp body is connected with the fixed frame in a sliding mode along the direction perpendicular to the axis of the operating rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210005664.1A CN114301007B (en) | 2022-01-05 | 2022-01-05 | Lead clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210005664.1A CN114301007B (en) | 2022-01-05 | 2022-01-05 | Lead clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114301007A true CN114301007A (en) | 2022-04-08 |
| CN114301007B CN114301007B (en) | 2024-06-21 |
Family
ID=80974869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210005664.1A Active CN114301007B (en) | 2022-01-05 | 2022-01-05 | Lead clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114301007B (en) |
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| CN107959132A (en) * | 2017-12-06 | 2018-04-24 | 贵州电网有限责任公司 | A kind of line type ice-melt clamping device |
| CN108347011A (en) * | 2018-03-07 | 2018-07-31 | 国家电网公司 | A kind of lead clamping device, conducting wire hanging frame device and fast fixing tool |
| KR102021001B1 (en) * | 2018-11-09 | 2019-09-11 | 대원전기 주식회사 | High voltage insulated gear gripper pliers stick and indirect live wire method with the same |
| CN209472296U (en) * | 2019-01-24 | 2019-10-08 | 中国建筑第二工程局有限公司 | Cable erecting device for building electromechanical installation |
| CN214900066U (en) * | 2021-06-22 | 2021-11-26 | 盐城爱扬电力器材有限公司 | Strain clamp for overhead insulated conductor safe and reliable to use |
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2022
- 2022-01-05 CN CN202210005664.1A patent/CN114301007B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201112595Y (en) * | 2007-09-10 | 2008-09-10 | 蔡洁 | Multipurpose drainage binding clip |
| CN102646915A (en) * | 2012-05-07 | 2012-08-22 | 湖州电力局 | Multi-functional wire clamp leading wire transferring rod |
| CN203883163U (en) * | 2014-03-31 | 2014-10-15 | 国家电网公司 | Multipurpose ground clamp |
| CN204011790U (en) * | 2014-06-24 | 2014-12-10 | 国家电网公司 | Repair apparatus hangs the binding clip of eminence grounding wire device |
| CN104092033A (en) * | 2014-07-07 | 2014-10-08 | 广西大学 | Connecting rod type thread self-locking wire end ground clamp |
| CN104810745A (en) * | 2015-03-30 | 2015-07-29 | 国家电网公司 | 10 kV hot-line lead lapping and removing special tool |
| CN204809423U (en) * | 2015-06-24 | 2015-11-25 | 天津市华电电力科技有限公司 | Insulating earth clamp |
| CN106571542A (en) * | 2016-10-22 | 2017-04-19 | 钟贵洪 | Insulating grounding wire clamp |
| CN206153989U (en) * | 2016-11-23 | 2017-05-10 | 重庆艾格润数控机床有限公司 | Work piece clamping mechanical arm that lathe robot used |
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| CN108347011A (en) * | 2018-03-07 | 2018-07-31 | 国家电网公司 | A kind of lead clamping device, conducting wire hanging frame device and fast fixing tool |
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| CN214900066U (en) * | 2021-06-22 | 2021-11-26 | 盐城爱扬电力器材有限公司 | Strain clamp for overhead insulated conductor safe and reliable to use |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114301007B (en) | 2024-06-21 |
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