CN112152140A - Quick assembling and disassembling fixing device - Google Patents
Quick assembling and disassembling fixing device Download PDFInfo
- Publication number
- CN112152140A CN112152140A CN202010863861.8A CN202010863861A CN112152140A CN 112152140 A CN112152140 A CN 112152140A CN 202010863861 A CN202010863861 A CN 202010863861A CN 112152140 A CN112152140 A CN 112152140A
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- CN
- China
- Prior art keywords
- buckle
- arm
- quick
- seat
- seat body
- Prior art date
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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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
Abstract
The invention relates to a quick assembly and disassembly fixing device, which comprises: a binding; the fixing buckle comprises a buckle seat and a buckle arm, the buckle seat is arranged on the binding piece, the buckle seat is provided with a containing groove, the binding piece can be inserted into the containing groove, and the buckle arm is movably arranged on the buckle seat and can close or open the notch of the containing groove. The quick assembling and disassembling tool is applied to the power industry and used for fixing the disassembled lead at high altitude or reliably fixing and conveying various tools and instruments. The fixing device formed by matching the binding piece, the buckling arm and the buckling seat is convenient and quick to operate and use, time and labor are saved, the test and maintenance work efficiency can be greatly improved, the power failure time is shortened, and the power supply reliability is ensured.
Description
Technical Field
The invention relates to the technical field of electric power tools, in particular to a fixing device capable of being assembled and disassembled quickly.
Background
At present, in the electric power industry, carry out daily test or overhaul the during operation, often need use the rope to fix the lead wire that gets off removing to make lead wire and peripheral equipment keep safe interval, prevent that the lead wire from beating to touch equipment and cause the damage, perhaps still need transmit etc. between the different positions of high altitude department with some instrument or instrument and equipment after tying up admittedly with the help of the rope. In the operation processes, the rope is extremely inconvenient to use, and if the special binding method is adopted for firmly binding the objects, the operation is difficult, time and labor are wasted, the rope is not convenient to loosen, the power failure operation time can be prolonged to a great extent, and the power supply reliability is not facilitated; if only a simple binding method is adopted for the objects, the objects are easily infirm in binding, fall from high altitude, cause safety accidents, or cause economic loss due to smashing of the objects.
Disclosure of Invention
Therefore, a need exists for a quick assembly and disassembly fixing device, which aims to solve the problems of inconvenient operation and use and easy occurrence of high-falling safety accidents in the prior art.
In one aspect, the application provides a quick assembly and disassembly fixing device, quick assembly and disassembly fixing device includes:
a binding; and
the fixing buckle comprises a buckle seat and a buckle arm, the buckle seat is arranged on the binding piece, the buckle seat is provided with a containing groove, the binding piece can be inserted into the containing groove, and the buckle arm is movably arranged on the buckle seat and can close or open the notch of the containing groove.
The quick assembling and disassembling tool is applied to the power industry and used for fixing the disassembled lead at high altitude or reliably fixing and conveying various tools and instruments. Particularly, when this install and remove fixed utensil fast uses, can use the binding piece to wrap up the bundle with the multiplexer utensil and the instrument and equipment package that the lead wire that demolishs or need the conveying to guarantee to bind closely, later the operation is detained the arm and is made it keep away from to detain the seat and open the notch of storage tank, will bind in the piece inserts the storage tank again, then promotes to detain the arm, detains the arm and resets and with the notch closing cap of storage tank, reaches the effect that will bind the piece and restrict in the storage tank. Therefore, with the help of binding piece and fixed knot hasp cooperation alright firmly bind fixed lead wire or multiplexer utensil and instrument equipment, and then satisfy reliably fixed to the lead wire, prevent that it from rocking and bumping damage with peripheral equipment emergence to and guarantee that multiplexer utensil and instrument equipment installation are firm, prevent that the high altitude from falling and the incident that causes. When the operation is finished, the buckling arm is pressed again to open the notch of the accommodating groove, the binding piece is taken out of the accommodating groove, and the binding piece can be unbound from the lead or the instruments and the equipment. The fixing device formed by matching the binding piece, the buckling arm and the buckling seat is convenient and quick to operate and use, time and labor are saved, the test and maintenance work efficiency can be greatly improved, the power failure time is shortened, and the power supply reliability is ensured.
The technical solution of the present application is further described below:
in one embodiment, the buckle seat comprises a seat body and a matching arm connected to the seat body, and the accommodating groove is formed between the matching arm and the seat body at an interval.
In one embodiment, the engaging arm and the seat body are arranged at an acute angle, so that the accommodating groove is formed in a V-shaped structure.
In one embodiment, the mating arm and the seat body are connected by a smooth transition.
In one embodiment, one end of the buckle arm is rotatably mounted on the seat body through a pin shaft, and the other end of the buckle arm can be abutted against the matching arm to cover the notch of the accommodating groove, or the other end of the buckle arm can be far away from the matching arm to open the notch of the accommodating groove.
In one embodiment, the end of the engaging arm away from the seat body is recessed inwards to form a limiting groove, and the buckling arm can be inserted into the limiting groove.
In one embodiment, the fastening seat further includes an elastic pressing member, the seat body is provided with an anti-falling hole, one end of the elastic pressing member is inserted into the anti-falling hole, and the other end of the elastic pressing member abuts against the fastening arm.
In one embodiment, the seat body has a sliding hole, the binding member is disposed through the sliding hole, and the fixing buckle 20 can slide relative to the binding member.
In one embodiment, the quick-release fixture further comprises a ball, the seat body is further provided with a fixing hole, and the ball is inserted into the fixing hole and contacts with the binding piece.
In one embodiment, the number of the fixing buckles is at least two, at least two fixing buckles are arranged on the binding piece at intervals, and each fixing buckle can be buckled with the binding piece to form a rope sleeve structure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic view of a quick-release fastener according to an embodiment of the present invention;
fig. 2 is a schematic structural view of the fixing buckle in fig. 1 from another view angle.
Description of reference numerals:
10. a binding; 20. a fixing buckle; 21. a buckle seat; 211. a containing groove; 212. a seat body; 213. a mating arm; 214. a limiting groove; 22. a buckle arm; 23. an elastic pressing member; 24. a slide hole; 25. a ball bearing; 26. and (7) fixing holes.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
As shown in fig. 1, a quick-release fastener is shown for an embodiment of the present application, the quick-release fastener including: a binding 10 and a securing clasp 20. The binding member 10 is an elongated object, and may be, but not limited to, a rope, a belt, a chain, etc. The binding member 10 is configured as a rope, such as hemp rope, polyester rope, nylon rope, etc., and is low in use cost and easy to obtain.
Furthermore, considering that the quick assembly and disassembly fixing device is more applied to electric power tests and maintenance occasions, and the insulation capability of the quick assembly and disassembly fixing device is related to the personal safety of workers, in some embodiments, the binding piece 10 is made of polyester ropes, the polyester has excellent insulation performance, potential safety hazards such as electric shock can be effectively eliminated, and the polyester also has sufficient structural strength and excellent tensile property. Further, preferably, the binding member 10 is formed by weaving a plurality of strands of polyester ropes, so that the structural strength of the binding member 10 can be greatly improved, and a high-falling accident caused by breakage of the binding member when a heavy tool or instrument is transferred from high altitude can be avoided.
Referring to fig. 1, in addition, the fixing buckle 20 of the present embodiment includes a buckle base 21 and a buckle arm 22, and both the buckle base 21 and the buckle arm 22 are made of stainless steel or high-strength aluminum alloy material, so as to ensure sufficient structural strength. The buckle seat 21 is arranged on the binding piece 10, the buckle seat 21 is provided with a containing groove 211, the binding piece 10 can be inserted into the containing groove 211, and the buckle arm 22 is movably arranged on the buckle seat 21 and can cover or open the notch of the containing groove 211.
In summary, the implementation of the technical solution of the present embodiment has the following beneficial effects: the quick assembling and disassembling tool is applied to the power industry and used for fixing the disassembled lead at high altitude or reliably fixing and conveying various tools and instruments. Specifically, when the quick-mounting/dismounting fixing device is used, the binding member 10 can be used for wrapping and winding the detached lead wires or tools and instruments and equipment to be conveyed, and the binding is ensured to be tight, then the buckle arm 22 is operated to be away from the buckle seat 21 to open the notch of the accommodating groove 211, then the binding member 10 is inserted into the accommodating groove 211, then the buckle arm 22 is pushed, and the buckle arm 22 is reset to cover the notch of the accommodating groove 211, so that the effect of limiting the binding member 10 in the accommodating groove 211 is achieved. Therefore, the fixing lead or the tool and the instrument can be firmly bound by means of the hook-and-loop matching of the binding piece 10 and the fixing buckle 20, so that the reliable fixation of the lead is realized, the lead is prevented from shaking and colliding with peripheral equipment to be damaged, the firm installation of the tool and the instrument is ensured, and the safety accident caused by high-altitude falling is prevented. When the operation is finished, the buckle arm 22 is pressed again to open the notch of the accommodating groove 211, the binding piece 10 is taken out of the accommodating groove 211, and the binding piece can be unbound from the lead or the tools and the instruments. The fixing device formed by matching the binding piece 10, the buckling arm 22 and the buckling seat 21 is convenient and quick to operate and use, time-saving and labor-saving, and can greatly improve the working efficiency of testing and overhauling, reduce the power failure time and ensure the reliability of power supply.
In some embodiments, the seat body 212 defines a sliding hole 24, the binding member 10 is disposed through the sliding hole 24, and the fixing buckle 20 is capable of sliding relative to the binding member 10. The binding piece 10 is inserted into the sliding hole 24, so that the binding piece 10 and the fixing buckle 20 are simple in connection and assembly and convenient to assemble and disassemble. Meanwhile, the fixing buckle 20 can slide relative to the binding member 10, so that the position of the fixing buckle 20 can be flexibly adjusted, and objects with different volumes can be bound.
Referring to fig. 1, the quick-release fastener further includes a ball 25, the seat body 212 further defines a fixing hole 26, and the ball 25 is inserted into the fixing hole 26 and contacts with the binding member 10. Through the installation ball 25, ball 25 can form rolling contact with binding piece 10, can reduce the frictional resistance that binding piece 10 applyed that receives when fixed knot 20 wholly slides to remove fixed knot 20 more easily, save staff's operation application of force, improve and use experience.
Alternatively, the number of the balls 25 can be one, two, three or even more, and can be selected according to actual needs.
In particular, the fixing hole 26 is pre-loaded with a spring, or other components having elastic force like the spring, such as an elastic column, an elastic sheet, etc. Ball 25 and spring coupling to can stretch out and draw back in fixed orifices 26 with the help of the flexible deformation of spring and slide, through this structural design, can control ball 25 and stretch into or withdraw from the length of slide opening 24, and then form the fixed orifices 26 in different actual apertures, thereby make fixed orifices 26 can alternate the equipment with the binding 10 of different diameters, the suitability is stronger.
Referring to fig. 1, in some embodiments, the buckle base 21 includes a base body 212 and a fitting arm 213 connected to the base body 212, and the receiving groove 211 is formed between the fitting arm 213 and the base body 212 at an interval. Therefore, the formation structure of the receiving groove 211 is simple. Specifically, the engaging arm 213 is integrally formed with the seat body 212, so that the connection strength can be ensured. Of course, the engaging arm 213 may also be detachably assembled with the seat body 212, and the detachable connection manner may be, but is not limited to, a snap connection, a screw connection, a magnetic connection, an adhesion, and the like, which may be specifically selected according to actual needs.
Further, the engaging arm 213 is disposed at an acute angle with the seat body 212, so that the receiving groove 211 is formed in a V-shaped structure. The accommodating groove 211 is designed to be of a V-shaped structure, so that the binding piece 10 can be inserted more tightly under the wedging action of the groove wall, and the binding piece 10 is prevented from being easily separated from the accommodating groove 211; and the wedging fit relationship is also more beneficial to ensuring that the binding piece 10 can firmly bind various objects such as tools and the like.
As can be easily understood, the receiving groove 211 is formed in a through groove structure with both ends penetrating therethrough, so as to be capable of being inserted and connected with the binding member 10.
When the binding member 10 is inserted into the receiving groove 211 and the tools, instruments, and the like are bound and fixed, the engaging arm 213 receives the pressing action from the buckle arm 22 and the pressing action of the binding member 10 by the force transmission action, so that the engaging arm 213 receives a large bending force. In order to avoid the excessive stress and the excessive stress concentration on the engaging arm 213 and the breakage of the connecting portion with the seat body 212, in some embodiments, a smooth transition connection is adopted between the engaging arm 213 and the seat body 212.
Further, one end of the buckle arm 22 is rotatably mounted on the seat body 212 by a pin shaft, and the other end of the buckle arm 22 can abut against the matching arm 213 to cover the notch of the accommodating groove 211, or the other end of the buckle arm 22 can be away from the matching arm 213 to open the notch of the accommodating groove 211. At this moment, the mounting structure of the buckle arm 22 is simple, the opening or closing operation is simple and convenient, the work efficiency is improved, and the use experience is improved.
Of course, in other embodiments, the buckle arm 22 may also be slidably connected to the seat body 212 by a sliding installation structure of a sliding block sliding slot, and the receiving slot 211 is opened or closed by a linear reciprocating movement, or other installation manners, which are also within the protection scope of the present application.
With reference to fig. 1 and fig. 2, further, the end of the engaging arm 213 away from the seat body 212 is recessed inward to form a limiting groove 214, and the fastening arm 22 can be inserted into the limiting groove 214. When the binding member 10 is inserted into the receiving groove 211 and binds and hangs the object, the fastening arm 22 is inserted into the limiting groove 214, and the fastening arm 22 can be limited and fixed by the limiting groove 214, so that the connection reliability between the fastening arm 22 and the matching arm 213 is higher and more stable.
In addition, in still other embodiments, the fastening seat 21 further includes an elastic pressing member 23, the seat body 212 is provided with an anti-falling hole, one end of the elastic pressing member 23 is inserted into the anti-falling hole, and the other end of the elastic pressing member 23 abuts against the fastening arm 22. The elastic pressing element 23 can apply the elastic pressing force to the buckling arm 22, so that when the buckling arm 22 is released, the buckling arm 22 can rotate automatically under the elastic force of the elastic pressing element 23 and is abutted and fixed with the matching arm 213, and not only can the use convenience of the fixing buckle 20 be improved, but also the locking effect of the binding piece 10 is better.
On the basis of any of the above embodiments, the number of the fixing buckles 20 is at least two, at least two fixing buckles 20 are arranged on the binding piece 10 at intervals, and each fixing buckle 20 can be buckled with the binding piece 10 to form a rope loop structure. Therefore, each formed rope sleeve structure can be used for binding an article respectively, and the fixing appliance can simultaneously fix or transfer at least two or more articles at the same time, so that the use performance of the fixing appliance is improved. And because the fixing buckle 20 can slide on the binding piece 10 to adjust the position, the rope sleeve structures with different sizes can be formed, and the fixing requirements of objects with different sizes can be met.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Claims (10)
1. A quick-release fastener, comprising:
a binding; and
the fixing buckle comprises a buckle seat and a buckle arm, the buckle seat is arranged on the binding piece, the buckle seat is provided with a containing groove, the binding piece can be inserted into the containing groove, and the buckle arm is movably arranged on the buckle seat and can close or open the notch of the containing groove.
2. The quick connect disconnect fixture of claim 1, wherein the retainer comprises a seat body and a mating arm connected to the seat body, the mating arm and the seat body being spaced apart to define the receiving channel.
3. The quick connect disconnect fixture of claim 2, wherein the engagement arms are disposed at an acute angle to the seat body such that the receiving channel is formed in a V-shaped configuration.
4. The quick connect and disconnect fixture of claim 2, wherein the engagement arm and the seat body are smoothly transitioned from one to the other.
5. The quick-mounting/dismounting fixture according to claim 2, wherein one end of the buckle arm is pivotally mounted to the base body by a pin, and the other end of the buckle arm is capable of abutting against the engagement arm to close the notch of the receiving groove, or the other end of the buckle arm is capable of being away from the engagement arm to open the notch of the receiving groove.
6. The quick assembly and disassembly fixing device of claim 5, wherein the end of the engaging arm away from the seat body is recessed inward to form a limiting groove, and the fastening arm can be inserted into the limiting groove.
7. The quick assembly, disassembly and assembly fixture of claim 2, wherein the buckle seat further comprises an elastic pressing member, the seat body is provided with an anti-disengagement hole, one end of the elastic pressing member is inserted into the anti-disengagement hole, and the other end of the elastic pressing member abuts against the buckle arm.
8. The quick-release fastener according to any one of claims 2 to 7, wherein the seat body has a slide hole, the binding member is disposed through the slide hole, and the fixing buckle 20 is capable of sliding relative to the binding member.
9. The quick acting fastener of claim 8, further comprising a ball bearing, wherein the seat body further defines a fastening hole, and the ball bearing is inserted into the fastening hole and contacts the binding member.
10. The quick-release fastener according to claim 9, wherein the number of the fasteners is at least two, at least two fasteners are disposed on the binding member at intervals, and each fastener can be fastened to the binding member to form a loop structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010863861.8A CN112152140A (en) | 2020-08-25 | 2020-08-25 | Quick assembling and disassembling fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010863861.8A CN112152140A (en) | 2020-08-25 | 2020-08-25 | Quick assembling and disassembling fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112152140A true CN112152140A (en) | 2020-12-29 |
Family
ID=73888918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010863861.8A Pending CN112152140A (en) | 2020-08-25 | 2020-08-25 | Quick assembling and disassembling fixing device |
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| Country | Link |
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| CN (1) | CN112152140A (en) |
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| CN2253756Y (en) * | 1996-08-07 | 1997-05-07 | 张茂稳 | Quick assembly coupling |
| JPH10201030A (en) * | 1997-01-14 | 1998-07-31 | Fujii Denko Co Ltd | Sheave for laying cable |
| JPH11262124A (en) * | 1998-03-13 | 1999-09-24 | Daiwa Seisakusho:Kk | Method and apparatus for fastening stringing roller |
| CN201808785U (en) * | 2010-09-03 | 2011-04-27 | 宁波市鄞州云龙安红工具厂 | Auto-buckled stay cord |
| JP2013158065A (en) * | 2012-01-26 | 2013-08-15 | Chugoku Electric Power Co Inc:The | Hook device |
| CN205704021U (en) * | 2016-06-27 | 2016-11-23 | 国网河南省电力公司平顶山供电公司 | The falling proof device of transmission line high-altitude operation Work tool |
| JP2017117680A (en) * | 2015-12-24 | 2017-06-29 | 中国電力株式会社 | Ground tool for mega ring filter |
| CN108358044A (en) * | 2018-03-06 | 2018-08-03 | 中交第三航务工程局有限公司宁波分公司 | Automatically-unhooked system and torsion king's block install automatically-unhooked method under water |
| CN209183795U (en) * | 2019-01-30 | 2019-07-30 | 云南电网有限责任公司昭通供电局 | Multi-functional rapid-assembling/disassembling formula grounding wire connector combination tool |
| CN210581274U (en) * | 2018-02-14 | 2020-05-22 | 宏晋投资企业有限公司 | 360 degree rotary motion is detained |
| CN210763933U (en) * | 2019-09-24 | 2020-06-16 | 江苏三炬顺重工有限公司 | Crane anti-drop lifting hook |
| CN210779053U (en) * | 2019-11-20 | 2020-06-16 | 云南电网有限责任公司昆明供电局 | 220kV bolt type earth connection right angle is installed and removed a mouthful device fast |
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2020
- 2020-08-25 CN CN202010863861.8A patent/CN112152140A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2253756Y (en) * | 1996-08-07 | 1997-05-07 | 张茂稳 | Quick assembly coupling |
| JPH10201030A (en) * | 1997-01-14 | 1998-07-31 | Fujii Denko Co Ltd | Sheave for laying cable |
| JPH11262124A (en) * | 1998-03-13 | 1999-09-24 | Daiwa Seisakusho:Kk | Method and apparatus for fastening stringing roller |
| CN201808785U (en) * | 2010-09-03 | 2011-04-27 | 宁波市鄞州云龙安红工具厂 | Auto-buckled stay cord |
| JP2013158065A (en) * | 2012-01-26 | 2013-08-15 | Chugoku Electric Power Co Inc:The | Hook device |
| JP2017117680A (en) * | 2015-12-24 | 2017-06-29 | 中国電力株式会社 | Ground tool for mega ring filter |
| CN205704021U (en) * | 2016-06-27 | 2016-11-23 | 国网河南省电力公司平顶山供电公司 | The falling proof device of transmission line high-altitude operation Work tool |
| CN210581274U (en) * | 2018-02-14 | 2020-05-22 | 宏晋投资企业有限公司 | 360 degree rotary motion is detained |
| CN108358044A (en) * | 2018-03-06 | 2018-08-03 | 中交第三航务工程局有限公司宁波分公司 | Automatically-unhooked system and torsion king's block install automatically-unhooked method under water |
| CN209183795U (en) * | 2019-01-30 | 2019-07-30 | 云南电网有限责任公司昭通供电局 | Multi-functional rapid-assembling/disassembling formula grounding wire connector combination tool |
| CN210763933U (en) * | 2019-09-24 | 2020-06-16 | 江苏三炬顺重工有限公司 | Crane anti-drop lifting hook |
| CN210779053U (en) * | 2019-11-20 | 2020-06-16 | 云南电网有限责任公司昆明供电局 | 220kV bolt type earth connection right angle is installed and removed a mouthful device fast |
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Application publication date: 20201229 |
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