CN113928939A - High-voltage test pressurization line take-up tool - Google Patents
High-voltage test pressurization line take-up tool Download PDFInfo
- Publication number
- CN113928939A CN113928939A CN202111204128.6A CN202111204128A CN113928939A CN 113928939 A CN113928939 A CN 113928939A CN 202111204128 A CN202111204128 A CN 202111204128A CN 113928939 A CN113928939 A CN 113928939A
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- positioning
- wire
- shell
- ring
- end shell
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- 238000012360 testing method Methods 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 5
- 238000004804 winding Methods 0.000 abstract description 11
- 230000000903 blocking effect Effects 0.000 description 2
- 244000208734 Pisonia aculeata Species 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/04—Kinds or types
- B65H75/16—Cans or receptacles, e.g. sliver cans
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/48—Automatic re-storing devices
- B65H75/486—Arrangements or adaptations of the spring motor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
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- Measuring Leads Or Probes (AREA)
Abstract
The application discloses high-voltage testing pressurization line tool of receiving, include: the shell, the wire wheel, the clockwork spring and the self-locking sliding buckle; the shell comprises a front end shell and a rear end shell; the front end shell and the rear end shell form an installation cavity; a positioning ring is arranged at the central position of the inner side of the front end shell; the wire wheel is rotatably arranged in the mounting cavity and comprises a front end surface and a rear end surface which respectively face the front end shell and the rear end shell; a sliding chute is arranged on the front end surface corresponding to the positioning ring; the self-locking sliding buckle is slidably arranged in the sliding chute and is provided with a bulge; the bulge is used for sliding in the positioning ring when the wire wheel rotates to drive the self-locking slide fastener to slide; the wire wheel is rotatably arranged in the shell, so that the wire can be wound, and the condition of wire entanglement caused by manual wire winding is avoided; simultaneously, through holding ring and auto-lock thread slipping, can be when lengthening the wire required length, restrict clockwork spring and pull back the wire through protruding and reference column butt, the staff site work of being convenient for.
Description
Technical Field
The application relates to the technical field of take-up tools, in particular to a take-up tool for a high-voltage test pressurization line.
Background
When carrying out high-voltage test, need frequently use the pressurization line to pressurize, and because the system that does not have the regulation to depositing and accomodating of pressurization line at present, often accomodate the pressurization line through manual winding mode, consequently appear many lines winding together or the impaired condition of test wire insulating skin easily in actual operation, need arrange in order and consume a large amount of time when leading to using, reduced the efficiency of field test work.
Disclosure of Invention
In view of this, the application aims at providing a high-voltage test pressurization line take-up tool for solving the problem that the field work efficiency is low because the pressurization line is easily wound in the existing pressurization line take-up mode.
In order to achieve the above technical object, the present application provides a high-voltage testing pressurization line take-up tool, including: the shell, the wire wheel, the clockwork spring and the self-locking sliding buckle;
the shell comprises a front end shell and a rear end shell;
the front end shell and the rear end shell form an installation cavity;
a positioning ring is arranged at the central position of the inner side of the front end shell;
the wire wheel is rotatably arranged in the mounting cavity and comprises a front end surface and a rear end surface which respectively face the front end shell and the rear end shell;
a sliding groove is formed in the front end face corresponding to the position of the positioning ring;
the self-locking sliding buckle is slidably arranged in the sliding groove, and a bulge is arranged on the self-locking sliding buckle;
the protrusion is used for sliding in the positioning ring when the self-locking slide fastener is driven to slide by the rotation of the wire wheel;
the retaining ring includes: the positioning outer ring, the positioning inner ring and the positioning column are arranged;
a concave position which is concave towards the inner side is arranged on the positioning outer ring;
the positioning inner ring is arranged in the positioning outer ring, and a gap for the protrusion to slide is formed between the positioning inner ring and the positioning outer ring;
an opening for the protrusion to slide into is formed in one side, corresponding to the concave position, of the positioning inner ring;
the positioning column is arranged between the opening and the concave position;
the positioning column is used for providing a guiding function for the bulges to slide into the positioning inner ring along the intervals when the outgoing line of the wire wheel rotates, and is used for limiting the bulges to slide towards the wire winding direction when the wire wheel rotates in a wire winding way;
the clockwork spring is arranged on the inner side of the front end shell, one end of the clockwork spring is fixedly connected with the front end shell, and the other end of the clockwork spring is fixedly connected with the wire wheel.
Furthermore, the positioning column is a triangular column, and one end of the positioning column extends into the opening; the other end angle faces the concave position.
Furthermore, the minimum distances between the positioning column and the concave position and between the positioning inner ring and the concave position are both larger than the wire diameter of the wire.
Further, the spring storage box is further included;
the spring storage box is rotatably arranged on the inner side of the front end shell;
the clockwork spring is wound on the spring storage box.
Furthermore, an electric connector is arranged on the rear end face of the wire wheel;
the inner side of the rear end shell is provided with a conducting ring, and the outer side of the rear end shell is provided with an electric connection port electrically connected with the conducting ring;
the conductive ring is electrically connected with the electrical connector;
the electric connector is electrically connected with the wire on the wire wheel.
Further, the electrical connector has elasticity.
Further, a blocking cover is arranged on the electric connection port on the outer side of the shell.
According to the above technical solution, the present application provides a high-voltage testing pressurization line take-up tool, including: the shell, the wire wheel, the clockwork spring and the self-locking sliding buckle; the shell comprises a front end shell and a rear end shell; the front end shell and the rear end shell form an installation cavity; a positioning ring is arranged at the central position of the inner side of the front end shell; the wire wheel is rotatably arranged in the mounting cavity and comprises a front end surface and a rear end surface which respectively face the front end shell and the rear end shell; a sliding groove is formed in the front end face corresponding to the position of the positioning ring; the self-locking sliding buckle is slidably arranged in the sliding groove, and a bulge is arranged on the self-locking sliding buckle; the protrusion is used for sliding in the positioning ring when the self-locking slide fastener is driven to slide by the rotation of the wire wheel; the retaining ring includes: the positioning outer ring, the positioning inner ring and the positioning column are arranged; a concave position which is concave towards the inner side is arranged on the positioning outer ring; the positioning inner ring is arranged in the positioning outer ring, and a gap for the protrusion to slide is formed between the positioning inner ring and the positioning outer ring; an opening for the protrusion to slide into is formed in one side, corresponding to the concave position, of the positioning inner ring; the positioning column is arranged between the opening and the concave position; the positioning column is used for providing a guiding function for the bulges to slide into the positioning inner ring along the intervals when the wire wheel rotates towards the wire outlet direction, and is used for limiting the bulges to slide towards the wire take-up direction when the wire wheel rotates towards the wire take-up direction; the clockwork spring is arranged on the inner side of the front end shell, one end of the clockwork spring is fixedly connected with the front end shell, and the other end of the clockwork spring is fixedly connected with the wire wheel. Through set up rotatable line wheel in the shell, can supply the wire winding, avoid the condition of the wire intertwine that manual winding wire leads to, simultaneously, through holding ring and auto-lock thread slipping, can be when lengthening the wire required length, through protruding and reference column butt restriction clockwork spring pull-back wire, the staff site work of being convenient for.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is an exploded view of the overall structure of a high-voltage test pressure line take-up tool provided in the embodiment of the present application;
fig. 2 is a schematic view of a front end housing of a high-voltage test pressing line take-up tool according to an embodiment of the present disclosure;
fig. 3 is a rear view of the high-voltage test pressing line take-up tool provided in the embodiment of the present application after the rear end housing is removed;
fig. 4 is a front view of a high-voltage test pressure wire take-up tool provided in an embodiment of the present application after a front end housing is removed.
Detailed Description
The technical solutions of the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are some, but not all embodiments of the present application. 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 scope of protection claimed herein.
In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise explicitly stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.
The embodiment of the application discloses high-voltage test pressurization line take-up tool.
Referring to fig. 1 and fig. 2, an embodiment of a high voltage test pressing line take-up tool provided in the present application includes: the device comprises a shell 1, a wire wheel 2, a clockwork spring 3 and a self-locking slide fastener 4; the housing 1 comprises a front end shell 11 and a rear end shell 12; the front end shell 11 and the rear end shell 12 form an installation cavity; a positioning ring 111 is arranged at the central position of the inner side of the front end shell 11; the wire wheel 2 is rotatably arranged in the mounting cavity, and the wire wheel 2 comprises a front end surface 21 and a rear end surface 22 which respectively face the front end shell 11 and the rear end shell 12; a sliding groove 23 is arranged on the front end surface 21 corresponding to the positioning ring 111; the self-locking sliding buckle 4 can be arranged in the sliding groove 23 in a sliding way, and a bulge 41 is arranged on the self-locking sliding buckle 23; the protrusion 41 is used for sliding in the positioning ring 111 when the pulley 2 rotates to drive the self-locking slider 4 to slide. Meanwhile, the bolt connecting structure can be arranged outside the shell 1, so that the disassembly and the assembly are convenient.
Particularly, can be provided with the outlet on the shell 1, when the wire of winding on line wheel 2 is twitched, can drive line wheel 2 and rotate, the rotation of line wheel 2 drives spout 23 and rotates and then drives auto-lock thread slipping 4 and rotate. Since the self-locking slider 4 can also slide along the sliding slot 23, the protrusion on the self-locking slider 4 slides along the track of the positioning ring 11 after touching the positioning ring 11.
In the present embodiment, the positioning ring 111 includes: a positioning outer ring 112, a positioning inner ring 113 and a positioning column 114; a concave position 1121 which is concave towards the inner side is arranged on the positioning outer ring 112; the positioning inner ring 113 is arranged in the positioning outer ring 112, and a gap for the protrusion 41 to slide is formed between the positioning inner ring 113 and the positioning outer ring 112; an opening 1131 for the protrusion 41 to slide into is formed on one side of the positioning inner ring 113 corresponding to the recess 1121; positioning post 114 is disposed between opening 1131 and recess 1121; the positioning column 114 is used for providing a guiding function for the protrusions to slide into the positioning inner ring along the intervals when the wire wheel 23 rotates towards the wire outlet direction, and is used for limiting the protrusions to slide towards the wire take-up direction when the wire wheel rotates for taking up wires; clockwork spring 3 sets up on the inboard of front end shell 11, and one end and front end shell 11 fixed connection, the other end and line wheel 2 fixed connection, clockwork spring 3 is used for when line wheel 2 rotates, follows line wheel 2 and rotates, can be equivalent to the clockwork spring when being qualified for the next round of competitions.
Specifically, when the spool 2 rotates along the outlet line, the protrusion 41 first slides along the inner edge of the positioning outer ring 112, and when sliding to the recessed portion 1121, the protrusion slides onto the positioning column 114 under the guidance of the recessed portion 1121, then slides into the positioning inner ring 113 under the guidance of the front end of the positioning column 114, and then rotates inside the positioning inner ring 113.
When the wire is pulled out to the required length of staff, line wheel 2 can be rotated toward receiving the line direction by clockwork spring 3's pulling force, and protruding 41 slides along receiving the line direction along location inner circle 113, and the rear end of reference column 114 plays limiting displacement for protruding 41 this moment, and the restriction is protruding 41 to rotate toward receiving the line direction for thereby line wheel 2 can't rotate and can be fixed with the length that the wire stretches out, and the staff of being convenient for carries out work.
When the wire is required to be taken up after the wire outgoing is finished, the wire can be pulled in the wire outgoing direction firstly, so that the protrusion 41 slides to the front end position of the positioning column 114, then the wire is loosened, the positioning inner ring 113 can slide out along the front end of the positioning column 114, and then the protrusion 41 can slide in the wire taking-up direction along the positioning outer ring 112, so that the wire taking-up action is completed.
In this embodiment, the positioning pillar 114 is a triangular pillar, and one end of the positioning pillar extends into the opening 1131, and the other end of the positioning pillar faces the recessed portion 1121, so that when the protrusion 41 slides in the line-out direction, the positioning pillar can slide to the position of the one end of the positioning pillar along the other end of the positioning pillar and enter the positioning inner ring 113; when the protrusion 41 slides in the wire retracting direction, the protrusion is limited by an end angle extending into the opening 1131, and cannot slide in the wire retracting direction.
Further, the minimum distances between the positioning column 114 and the concave part 1121 and between the positioning inner ring 113 are both greater than the wire diameter of the wire, so that when the wire wheel 2 performs a wire winding action, the protrusion 41 rotating in the wire winding direction at an interval cannot be blocked by the positioning column 114.
The inner center of the positioning inner ring 113 can be provided with a support column, and the support column is used for being connected with the reel 2 and providing a support effect for the rotation of the reel 2.
Further, a spring storage box 7 is also included; the spring storage box 7 is rotatably arranged on the inner side of the front end shell 11; the spiral spring 3 is wound around the spring housing case 7.
Specifically, the spring housing case 7 provides support for rotation of the power spring 3.
Further, an electric connector 5 is arranged on the rear end surface 22 of the reel 2; the inner side of the rear end shell 12 is provided with a conductive ring 121, and the outer side is provided with an electric connection port electrically connected with the conductive ring 121; the conductive ring 121 is electrically connected to the electrical connector 5; the electric connector 5 is electrically connected with the lead on the wire wheel 2.
Specifically, after power is applied to the power connection port on the outside of the rear housing 12, the wires may be pressurized by the electrical connector 5.
Further, the electrical connector 5 has elasticity, and after the rear end housing 12 is mounted on the front end housing 11, the electrical connector 5 with elasticity is elastically compressed between the rear end housing 12 and the pulley 2, so that the electrical connector 5 can be more stably connected with the conductive ring 121.
Further, a blocking cover 6 is arranged on the outer side of the housing 1 at the position of the power connection port for protecting the power connection port.
The high-voltage test pressurized wire winding tool that this embodiment provided can accomodate the wire on line wheel 2, saves time at first, improves work efficiency and easily arranges in order and checks. Although the present invention has been described in detail with reference to examples, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention.
Claims (7)
1. The utility model provides a high-voltage testing pressurization line instrument of receiving line which characterized in that includes: the shell, the wire wheel, the clockwork spring and the self-locking sliding buckle;
the shell comprises a front end shell and a rear end shell;
the front end shell and the rear end shell form an installation cavity;
a positioning ring is arranged at the central position of the inner side of the front end shell;
the wire wheel is rotatably arranged in the mounting cavity and comprises a front end surface and a rear end surface which respectively face the front end shell and the rear end shell;
a sliding groove is formed in the front end face corresponding to the position of the positioning ring;
the self-locking sliding buckle is slidably arranged in the sliding groove, and a bulge is arranged on the self-locking sliding buckle;
the protrusion is used for sliding in the positioning ring when the self-locking slide fastener is driven to slide by the rotation of the wire wheel;
the retaining ring includes: the positioning outer ring, the positioning inner ring and the positioning column are arranged;
a concave position which is concave towards the inner side is arranged on the positioning outer ring;
the positioning inner ring is arranged in the positioning outer ring, and a gap for the protrusion to slide is formed between the positioning inner ring and the positioning outer ring;
an opening for the protrusion to slide into is formed in one side, corresponding to the concave position, of the positioning inner ring;
the positioning column is arranged between the opening and the concave position;
the positioning column is used for providing a guiding function for the bulges to slide into the positioning inner ring along the intervals when the wire wheel rotates towards the wire outlet direction, and is used for limiting the bulges to slide towards the wire take-up direction when the wire wheel rotates towards the wire take-up direction;
the clockwork spring is arranged on the inner side of the front end shell, one end of the clockwork spring is fixedly connected with the front end shell, and the other end of the clockwork spring is fixedly connected with the wire wheel.
2. The tool of claim 1, wherein the positioning post is a triangular cylinder with one end extending into the opening and the other end facing the recessed position.
3. The high-voltage test pressing line take-up tool as claimed in claim 2, wherein the minimum distance from the positioning column to both the recessed position and the positioning inner ring is greater than the line diameter of the conducting line.
4. The high-voltage test pressing line take-up tool according to claim 1, further comprising a spring housing case;
the spring storage box is rotatably arranged on the inner side of the front end shell;
the clockwork spring is wound on the spring storage box.
5. The high-voltage test pressing wire take-up tool as claimed in claim 1, wherein an electrical connector is provided on a rear end face of the wire wheel;
the inner side of the rear end shell is provided with a conducting ring, and the outer side of the rear end shell is provided with an electric connection port electrically connected with the conducting ring;
the conductive ring is electrically connected with the electrical connector;
the electric connector is electrically connected with the wire on the wire wheel.
6. The tool of claim 5, wherein the electrical connector has a spring.
7. The tool of claim 5, wherein a stop cover is disposed outside the housing at the position of the power connection port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111204128.6A CN113928939A (en) | 2021-10-15 | 2021-10-15 | High-voltage test pressurization line take-up tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111204128.6A CN113928939A (en) | 2021-10-15 | 2021-10-15 | High-voltage test pressurization line take-up tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113928939A true CN113928939A (en) | 2022-01-14 |
Family
ID=79279556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111204128.6A Pending CN113928939A (en) | 2021-10-15 | 2021-10-15 | High-voltage test pressurization line take-up tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113928939A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200947455Y (en) * | 2006-09-25 | 2007-09-12 | 郑丽霞 | Automatic wire-retracting device for charger |
| CN202518889U (en) * | 2012-03-27 | 2012-11-07 | 东莞达电电子有限公司 | Wire stock winding device |
| CN102963775A (en) * | 2012-11-30 | 2013-03-13 | 东莞达电电子有限公司 | Wireless winding device, single-pull winder using same and double-pull winder using same |
| CN204214894U (en) * | 2014-10-22 | 2015-03-18 | 国家电网公司 | A kind of electrical test shorting stub with automatic wire winding function |
| WO2018014391A1 (en) * | 2016-07-22 | 2018-01-25 | 青岛歌尔声学科技有限公司 | Drawing type reel module |
| CN209922648U (en) * | 2019-04-17 | 2020-01-10 | 东莞市盈晟智能科技有限公司 | Take-up device with automatic telescopic winding and positioning locking functions |
| CN210594758U (en) * | 2019-09-05 | 2020-05-22 | 东莞市聚美智能科技有限公司 | Winding roll with positioning function |
-
2021
- 2021-10-15 CN CN202111204128.6A patent/CN113928939A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200947455Y (en) * | 2006-09-25 | 2007-09-12 | 郑丽霞 | Automatic wire-retracting device for charger |
| CN202518889U (en) * | 2012-03-27 | 2012-11-07 | 东莞达电电子有限公司 | Wire stock winding device |
| CN102963775A (en) * | 2012-11-30 | 2013-03-13 | 东莞达电电子有限公司 | Wireless winding device, single-pull winder using same and double-pull winder using same |
| CN204214894U (en) * | 2014-10-22 | 2015-03-18 | 国家电网公司 | A kind of electrical test shorting stub with automatic wire winding function |
| WO2018014391A1 (en) * | 2016-07-22 | 2018-01-25 | 青岛歌尔声学科技有限公司 | Drawing type reel module |
| CN209922648U (en) * | 2019-04-17 | 2020-01-10 | 东莞市盈晟智能科技有限公司 | Take-up device with automatic telescopic winding and positioning locking functions |
| CN210594758U (en) * | 2019-09-05 | 2020-05-22 | 东莞市聚美智能科技有限公司 | Winding roll with positioning function |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220114 |
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| RJ01 | Rejection of invention patent application after publication |