CN113991513A - Insulating rod of quick butt joint - Google Patents
Insulating rod of quick butt joint Download PDFInfo
- Publication number
- CN113991513A CN113991513A CN202111259061.6A CN202111259061A CN113991513A CN 113991513 A CN113991513 A CN 113991513A CN 202111259061 A CN202111259061 A CN 202111259061A CN 113991513 A CN113991513 A CN 113991513A
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- China
- Prior art keywords
- plug
- sliding sleeve
- rod body
- hexagonal
- hexagonal head
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
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- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention discloses an insulating rod capable of being quickly butted, which comprises a first hexagonal-head-shaped plug part at the upper end of a rod body, a second hexagonal-head-shaped plug sleeve part at the lower end of the rod body, and a sliding sleeve which can slide up and down and is sleeved on the outer side of the plug sleeve part; the center of the upper end of the plug part is provided with a plug, the plug can be inserted into a jack on the end face of the plug part to rotate, the side face of the plug is provided with a convex block, the side face of the jack is provided with an annular groove corresponding to the convex block, the sliding sleeve is provided with a hollow inner cavity, and the inner cavity is sequentially divided into a first cylindrical cavity, a second cylindrical cavity and an inner hexagonal hole at the lowest end from top to bottom; first hexagonal head, second hexagonal head with the cross-sectional shape in hexagonal hole is all the same for the interior hexagonal hole cover of sliding sleeve is established the butt joint department of first hexagonal head and second hexagonal head limits two butt joint insulator spindle relative rotations. The invention has the advantages of small structure, low cost, quick assembly, disassembly and butt joint, convenient carrying and suitability for the working environment of electric power overhaul.
Description
Technical Field
The invention belongs to the technical field of electric power construction or maintenance, and particularly relates to a quick butt-joint insulating rod.
Background
The insulated operating rod linking device is one of indispensable safety tools in the electric power system transmission and distribution line maintenance work (including live line work). At present, the insulation rod is generally in threaded butt joint. When rotating the insulator spindle and carrying out the screw thread butt joint, swift inadequately, if can have the insulator spindle of a quick grafting, use when will conveniently overhauing greatly.
In the prior art, chinese patent publication No. CN104362540B discloses a quick linking device for electrically insulated operating rods. The device is including setting up the spacer in the cavity, and the spacer center is equipped with the circular port. When the device uses, the electric power insulating bar inserts the circular port of a plurality of spacers, and the spacer produces under the effort that receives the spring and deflects, and the side chucking electric power insulating bar's of circular port side realizes locate function. The problems of this device are: in the working state that a plurality of electric insulation operating rods are connected and lengthened, the insulation rods are often required to be twisted or shaken, and the locking basis of the device depends on friction force, so that the positioning piece is easily loosened when being clamped on the insulation rods, and the clamping is not firm enough, so that the insulation rods are twisted, and misoperation is easily caused; the device is respectively inserted with the insulating rods from two ends, belongs to a component outside the insulating rods, and is required to be carried along with the insulating rods when in use, so that the device is inconvenient to store and carry.
Disclosure of Invention
In order to overcome the defects in the background art, the invention provides the insulating rod capable of being quickly butted when electric power construction or maintenance is carried out, and aims to design a shaft rod type butting device which is quickly locked and can be quickly unlocked, wherein the connection between the rod and the rod is simple and quick, and the butt joint is convenient to use in a butting and combining way.
In order to achieve the purpose, the invention provides the following technical scheme:
an insulating rod capable of being quickly butted comprises a plug part at the upper end of a rod body, a plug sleeve part at the lower end of the rod body, and a sliding sleeve which can slide up and down and is sleeved on the outer side of the plug sleeve part;
the plug part comprises a first hexagonal head fixedly arranged at the upper end of the rod body, a cylindrical plug is arranged at the center of the upper end of the first hexagonal head, and two convex blocks which are centrosymmetric are arranged on the side surface of the plug;
the plug sleeve part comprises a second hexagonal head fixedly arranged at the lower end of the rod body, and a jack is formed in the center of the lower end of the second hexagonal head and used for being plugged with the plug; an annular groove is formed in the inner wall of the jack; the plug can rotate in the jack and is used for rotatably clamping the lug into the annular groove;
the sliding sleeve is provided with a hollow inner cavity, and the inner cavity is sequentially divided into a first cylindrical cavity, a second cylindrical cavity and an inner hexagonal hole at the lowest end from top to bottom; the cross-sectional shapes of the first hexagonal head, the second hexagonal head and the inner hexagonal hole are the same, and the inner hexagonal hole is sleeved at the joint of the first hexagonal head and the second hexagonal head to limit the relative rotation of the two butted insulating rods.
As further optimization, a limiting ring is fixedly arranged at the position, close to the inserting sleeve part, of the rod body; the first cylindrical cavity is sleeved on the outer side of the limiting ring, and the second cylindrical cavity is sleeved on the outer side of the rod body; the top of the first cylindrical cavity is provided with a top wall; the top wall is positioned at the upper part of the limiting ring and used for limiting the sliding sleeve to slide off the rod body.
As a further optimization, the device also comprises a spring; the spring is positioned in the first cylindrical cavity, the upper end of the spring is supported against the lower end face of the limiting ring, and the lower end of the spring is supported against a shoulder between the first cylindrical cavity and the second cylindrical cavity.
As a further optimization, the outer side of the top of the sliding sleeve is provided with a flange, and the flange is used for blocking water drops outside the rod body from flowing downwards along the side wall of the rod body when the insulating rod is erected.
As a further optimization, knurling is arranged on the outer side of the sliding sleeve.
Preferably, the plug portion, the plug sleeve portion and the sliding sleeve are made of non-metallic insulating materials.
Compared with the prior art, the invention has the beneficial effects that:
(1) all components including the sliding sleeve are integrated on the rod body of the insulating rod, are not easy to lose and are convenient to store and carry.
(2) The inner hexagonal hole of the sliding sleeve limits the relative rotation of the butt joint of the two insulating rods, so that the projection is prevented from being screwed out of the annular groove, the two butted insulating rods are limited and fixed in the axial direction and the circumferential direction at the same time, and the fixation is firm; when the butted insulating rod is used for operation, the displacement cannot occur, and the operation is safe and reliable.
(3) The sliding sleeve is driven by the spring, so that the operation is simple and convenient, and the disassembly and the assembly are all quick.
In a word, the invention has the advantages of small structure, low cost, quick assembly, disassembly and butt joint, convenient carrying and suitability for the working environment of electric power overhaul.
Drawings
Fig. 1 is a schematic three-dimensional structure of an insulation rod of embodiment 1 of the present invention when a sliding sleeve is disassembled;
fig. 2 is a schematic cross-sectional view of two insulation bars in butt joint according to embodiment 1 of the present invention;
fig. 3 is a schematic cross-sectional view of a sliding sleeve according to embodiment 1 of the present invention;
fig. 4 is a schematic three-dimensional structure of a socket portion according to embodiment 1 of the present invention;
fig. 5 is a schematic cross-sectional view of a sliding sleeve according to embodiment 2 of the present invention.
In the figure: the plug comprises a plug part 1, a first hexagonal head 11, a plug 12, a lug 121, a sleeve part 2, a second hexagonal head 21, a jack 22, an annular groove 221, a limiting ring 23, a spring 24, a sliding sleeve 3, a first cylindrical cavity 31, a second cylindrical cavity 32, a hexagonal hole 33, a flange 34 and a shoulder 35.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings of the present invention, and it is obvious that the described embodiments are only a part of the preferred embodiments of the present invention, and not all embodiments. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention. In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example 1: please refer to fig. 1-4;
the invention provides the following technical scheme: an insulating rod capable of being quickly butted comprises a plug part 1 at the upper end of a rod body, a plug sleeve part 2 at the lower end of the rod body and a sliding sleeve 3 which can slide up and down and is sleeved on the outer side of the plug sleeve part 2;
the plug part 1 comprises a first hexagonal head 11 fixedly arranged at the upper end of the rod body, a cylindrical plug 12 is arranged at the center of the upper end of the first hexagonal head 11, and centrosymmetric convex blocks 121 are arranged on the side surfaces of the plug 12;
the inserting sleeve part 2 comprises a second hexagonal head 21 fixedly arranged at the lower end of the rod body, an inserting hole 22 is formed in the center of the lower end of the second hexagonal head 21, the inserting hole 22 is used for inserting the plug 12 with the convex block 121, an annular groove 221 is formed in the inner wall of the inserting hole 22, and the annular groove 221 is used for clamping the convex block 121;
the plug 12 is rotatable after being inserted into the jack 22, and is used for clamping two identical insulating rods into the annular groove 221 through the convex block 121 when the two identical insulating rods are butted end to end, so that the two insulating rods are axially connected and fixed;
a limiting ring 23 is fixedly arranged on the position of the rod body close to the sleeve inserting part 2, the end surface of the limiting ring 23 props up and is sleeved at one end of a spring 24 on the rod body, and the other end of the spring 24 is used for propping up and supporting the sliding sleeve 3;
the sliding sleeve 3 is provided with a hollow inner cavity, and the inner cavity is sequentially divided into a first cylindrical cavity 31, a second cylindrical cavity 32 and an inner hexagonal hole 33 at the lowermost end from top to bottom; the first cylindrical cavity 31 is used for being sleeved outside the limit ring 23, and the top of the first cylindrical cavity 31 is provided with a top wall; the top wall is positioned at the upper part of the limiting ring 23 and is used for limiting the sliding sleeve 3 to slide downwards from the rod body; the second cylindrical cavity 32 is used for being sleeved on the outer side of the rod body;
the cross sections of the first hexagonal head 11, the second hexagonal head 21 and the inner hexagonal hole 33 are the same in shape, and the inner hexagonal hole 33 is sleeved at the joint of the first hexagonal head 11 and the second hexagonal head 21 to limit the relative rotation of the two insulating rods;
the spring 24 is located in the first cylindrical cavity 31, and the lower surface of the spring abuts against a shoulder 35 between the first cylindrical cavity 31 and the second cylindrical cavity 32, so as to drive the inner hexagonal hole 33 of the sliding sleeve 3 to be located at the end face of the second hexagonal head 21 under normal conditions through resilience.
It will be appreciated that the engagement of the shoulder 35 between the first cylindrical cavity 31 and the second cylindrical cavity 32 with the spring 24 also limits the upward release of the sliding sleeve 3 from the rod body, thereby inseparably positioning the sliding sleeve 3 over the sleeve portion 2 of the rod body.
When the plug is used, firstly, the sliding sleeve 3 of one insulating rod is pulled to move towards the direction of the limiting ring 23, so that the end face of the second hexagonal head 21 is exposed, and after the plug 12 of the other insulating rod is inserted into the jack 22, the plug 121 is rotated to be clamped into the annular groove 221; the sliding sleeve 3 is loosened, the spring 24 pushes the sliding sleeve 3 to move, and at the moment, when the side surfaces of the first hexagonal head 11 and the second hexagonal head 21 do not correspond, the sliding sleeve 3 cannot move continuously; the position of the first hexagonal head 11 is adjusted in a rotating mode, so that the side faces of the first hexagonal head 11 and the second hexagonal head 21 correspond to each other, the sliding sleeve 3 continues to move under the pushing of the spring 24, and the inner hexagonal hole 33 is sleeved at the butt joint of the first hexagonal head 11 and the second hexagonal head 21 to complete the butt joint of the two insulating rods.
When the disassembly is needed, the sliding sleeve 3 is pulled to move towards the limiting ring 23, so that the end face of the second hexagonal head 21 is exposed; the first hexagonal head 11 is rotated to enable the lug 121 to be screwed out of the annular groove 221, the plug 12 is pulled out, the two insulating rods are separated, the sliding sleeve 3 is loosened to enable the sliding sleeve to reset, and the disassembly is completed.
The embodiment has the advantages that compared with the prior art:
(1) all components including sliding sleeve 3 are all assembled on the body of rod of insulator spindle, are difficult to lose, and convenient storage is carried.
(2) The inner hexagonal hole 33 of the sliding sleeve 3 limits the relative rotation of the joint of the two insulating rods, so that the projection 121 is prevented from being screwed out of the annular groove 221, the two butted insulating rods are limited and fixed in the axial direction and the circumferential direction at the same time, and the fixation is firm; when the butted insulating rod is used for operation, the displacement cannot occur, and the operation is safe and reliable.
(3) The sliding sleeve 3 is driven by the spring 24, so that the operation is simple and convenient, and the disassembly and the assembly are all quick.
In a word, the insulator spindle of a quick butt joint that this embodiment provided, simple structure, low cost, dismouting butt joint are quick, convenient to carry, are applicable to electric power and overhaul operational environment.
Example 2: please refer to fig. 5;
a quick-docking insulation rod, which is different from embodiment 1 in that: the spring 24 is eliminated, the outer side of the top of the sliding sleeve 3 is provided with a flange 34, and the outer side of the sliding sleeve 3 is provided with a knurl.
Compared with the embodiment 1, when the sliding sleeve 3 is held by hands to move, the added knurls and the flanges 34 can facilitate the sliding sleeve 3 to be held by hands to move; in addition, when the flange 34 erects at the insulator spindle, can also play the effect of manger plate, when meetting rainy day, when the insulator spindle outside has water, the landing drop of water disperses the landing on flange 34, makes the drop of water can not connect into electrically conductive route on the insulator spindle, improves the security.
After the spring 24 is cancelled, when two insulating rods are erected through the dead weight of the sliding sleeve 3, the sliding sleeve 3 naturally slides to the butt joint of the first hexagonal head 11 and the second hexagonal head 21, and the locking effect can also be achieved. In addition, after the spring 24 is eliminated, when the plug part 1, the plug bush part 2 and the sliding bush 3 are all made of nonmetal insulating materials, all parts of the insulating rod are made of the insulating materials, and the safety and the reliability are better.
The invention is not described in detail in the prior art; for a person skilled in the art, various technical features of the embodiments described above may be combined arbitrarily, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, however, as long as there is no contradiction between the combinations of the technical features, the combinations should be considered as the scope of the present description. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an insulator spindle of quick butt joint which characterized in that: comprises a plug part (1) at the upper end of a rod body, a plug sleeve part (2) at the lower end of the rod body, and a sliding sleeve (3) which can slide up and down and is sleeved on the outer side of the plug sleeve part (2);
the plug part (1) comprises a first hexagonal head (11) fixedly arranged at the upper end of the rod body, a cylindrical plug (12) is arranged at the center of the upper end of the first hexagonal head (11), and two centrally symmetrical convex blocks (121) are arranged on the side surface of the plug (12);
the plug sleeve part (2) comprises a second hexagonal head (21) fixedly arranged at the lower end of the rod body, a jack (22) is formed in the center of the lower end of the second hexagonal head (21), and the jack (22) is used for being plugged with the plug (12); an annular groove (221) is formed in the inner wall of the jack (22); the plug (12) is rotatable in the socket (22) for rotatably snapping the tab (121) into the annular groove (221);
the sliding sleeve (3) is provided with a hollow inner cavity, and the inner cavity is sequentially divided into a first cylindrical cavity (31), a second cylindrical cavity (32) and an inner hexagonal hole (33) at the lowest end from top to bottom; first hexagonal head (11), second hexagonal head (21) and the cross-sectional shape homogeneous phase of interior hexagonal hole (33) is used for interior hexagonal hole (33) cover is established the butt joint department of first hexagonal head (11) and second hexagonal head (21), the restriction two butt joints connect the insulating rod relative rotation.
2. The quick-docking insulation bar of claim 1, wherein: a limiting ring (23) is fixedly arranged on the rod body close to the insertion sleeve part (2);
the first cylindrical cavity (31) is sleeved on the outer side of the limiting ring (23), and the second cylindrical cavity (32) is sleeved on the outer side of the rod body; the top of the first cylindrical cavity (31) is provided with a top wall; the top wall is positioned at the upper part of the limiting ring (23) and is used for limiting the sliding sleeve (3) to slide off the rod body.
3. The quick-docking insulation bar of claim 2, wherein: further comprising a spring (24); the spring (24) is positioned in the first cylindrical cavity (31), the upper end of the spring is supported against the lower end surface of the limiting ring (23), and the lower end of the spring is supported against a shoulder (35) between the first cylindrical cavity (31) and the second cylindrical cavity (32).
4. The quick-docking insulation bar of claim 1, wherein: the outer side of the top of the sliding sleeve (3) is provided with a flange (34), and the flange (34) is used for blocking water drops outside the rod body from flowing downwards along the side wall of the rod body when the insulating rod is erected.
5. The quick-docking insulation bar of claim 1, wherein: knurling is arranged on the outer side of the sliding sleeve (3).
6. The quick-docking insulation bar of claim 1, wherein: the plug part (1), the plug bush part (2) and the sliding sleeve (3) are all made of nonmetal insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111259061.6A CN113991513A (en) | 2021-10-28 | 2021-10-28 | Insulating rod of quick butt joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111259061.6A CN113991513A (en) | 2021-10-28 | 2021-10-28 | Insulating rod of quick butt joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113991513A true CN113991513A (en) | 2022-01-28 |
Family
ID=79742912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111259061.6A Pending CN113991513A (en) | 2021-10-28 | 2021-10-28 | Insulating rod of quick butt joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113991513A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332888A (en) * | 2014-11-05 | 2015-02-04 | 国家电网公司 | Special tool for electrification fastening of 10-kilovolt pin insulator |
| WO2017122753A1 (en) * | 2016-01-12 | 2017-07-20 | 株式会社中電工 | Tip tool connection structure |
| CN109192562A (en) * | 2018-10-17 | 2019-01-11 | 国网四川省电力公司自贡供电公司 | A kind of weighting meter of quick-replaceable operating head |
| CN209626773U (en) * | 2019-04-24 | 2019-11-12 | 国网新疆电力有限公司阿克苏供电公司 | The quick primary and secondary connector of insulating bar |
| CN209963635U (en) * | 2019-05-09 | 2020-01-17 | 河北国昊电力科技有限公司 | Quick connecting device of earth bar |
| CN211743882U (en) * | 2020-03-30 | 2020-10-23 | 国网河南省电力公司平顶山供电公司 | Multi-functional multi-voltage insulation operation instrument of portable |
| CN214069383U (en) * | 2021-01-11 | 2021-08-27 | 河北天能电力器具制造有限公司 | Live working insulated operating rod |
-
2021
- 2021-10-28 CN CN202111259061.6A patent/CN113991513A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332888A (en) * | 2014-11-05 | 2015-02-04 | 国家电网公司 | Special tool for electrification fastening of 10-kilovolt pin insulator |
| WO2017122753A1 (en) * | 2016-01-12 | 2017-07-20 | 株式会社中電工 | Tip tool connection structure |
| CN109192562A (en) * | 2018-10-17 | 2019-01-11 | 国网四川省电力公司自贡供电公司 | A kind of weighting meter of quick-replaceable operating head |
| CN209626773U (en) * | 2019-04-24 | 2019-11-12 | 国网新疆电力有限公司阿克苏供电公司 | The quick primary and secondary connector of insulating bar |
| CN209963635U (en) * | 2019-05-09 | 2020-01-17 | 河北国昊电力科技有限公司 | Quick connecting device of earth bar |
| CN211743882U (en) * | 2020-03-30 | 2020-10-23 | 国网河南省电力公司平顶山供电公司 | Multi-functional multi-voltage insulation operation instrument of portable |
| CN214069383U (en) * | 2021-01-11 | 2021-08-27 | 河北天能电力器具制造有限公司 | Live working insulated operating rod |
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