CN112421473A - Change combination tool of direct current earthing pole circuit cluster that dangles - Google Patents
Change combination tool of direct current earthing pole circuit cluster that dangles Download PDFInfo
- Publication number
- CN112421473A CN112421473A CN202011004286.2A CN202011004286A CN112421473A CN 112421473 A CN112421473 A CN 112421473A CN 202011004286 A CN202011004286 A CN 202011004286A CN 112421473 A CN112421473 A CN 112421473A
- Authority
- CN
- China
- Prior art keywords
- groove
- clamping
- spring
- sliding
- draw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
Landscapes
- Earth Drilling (AREA)
Abstract
本发明公开了一种更换直流接地极线路悬垂串的组合工具，包括卡具主体、悬垂串挂点角钢和夹板，所述悬垂串挂点角钢的底端与夹板贴合，两个所述悬垂串挂点角钢直降卡装有底座，所述卡具主体中开设有第一滑动腔，所述第一滑动腔中设置有第一弹簧、第一滑动块和第一卡杆。本发明通过设置第一卡杆、第二卡杆和稳定柱，在第一弹簧的弹性作用下，第一卡杆卡接到第二卡槽中，在第二弹簧的弹性作用下，第二卡杆卡接到第三卡槽中从而使得稳定柱能够牢固卡接在顶卡槽和底卡槽中，从而使得卡具主体、底座和夹板的连接更加牢固，同时拆卸也更加方便。
The invention discloses a combined tool for replacing a suspension string of a DC grounding electrode line, comprising a fixture body, a suspension string hanging point angle steel and a splint. The hanging point angle steel straight-down clip is equipped with a base, a first sliding cavity is opened in the main body of the clip, and a first spring, a first sliding block and a first clamping rod are arranged in the first sliding cavity. In the present invention, by arranging a first clamping rod, a second clamping rod and a stabilizing column, under the elastic action of the first spring, the first clamping rod is clamped into the second clamping slot, and under the elastic action of the second spring, the second clamping rod is clamped. The clamping rod is clamped into the third clamping slot, so that the stabilizing column can be firmly clamped in the top clamping slot and the bottom clamping slot, so that the connection between the main body, the base and the splint of the clamp is more firm, and the disassembly is also more convenient.
Description
Technical Field
The invention relates to the technical field of high-voltage direct-current power transmission, in particular to a combined tool for replacing a suspension string of a direct-current grounding electrode circuit.
Background
The high-voltage DC transmission is high-power long-distance DC transmission which uses the advantages of stable DC, such as no inductive reactance, no function of capacitive reactance, no synchronization problem, etc. The power transmission process is direct current and is commonly used for submarine cable power transmission, connection between asynchronous running alternating current systems and the like.
The publication number CN209434754U discloses a change combination tool of direct current earthing pole circuit cluster that dangles, including the fixture main part, fixture bottom surface screw, fixture lateral wall screw, a pedestal, the base screw, connecting screw, the tight groove of deciding of screw rod, splint, gland nut, the anti-twist screw pole, insulating pull rod, the wire lifting hook, the tight round pin of deciding of screw rod, the loose packing ring, cluster hanging point angle steel dangles, and the wire, through connecting screw and gland nut etc. link together the fixture main part, base and clamp plate, long-time the use, it is not hard up to take place between clamp nut and the connecting screw, stability is relatively poor.
Therefore, a combined tool for replacing the suspension string of the direct current grounding electrode circuit is provided to solve the problems.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, a clamp main body, a base and a clamping plate are connected together through a connecting screw rod, a compression nut and the like, the clamping nut and the connecting screw rod are loosened after long-time use, and the stability is poor, and provides a combined tool for replacing a direct current grounding electrode circuit suspension string.
In order to achieve the purpose, the invention adopts the following technical scheme:
a combination tool for replacing a suspension string of a direct current grounding electrode circuit comprises a fixture main body, suspension string hanging point angle steels and clamping plates, wherein the bottom ends of the suspension string hanging point angle steels are attached to the clamping plates, two suspension string hanging point angle steels are vertically clamped with a base, a first sliding cavity is arranged in the fixture main body, a first spring, a first sliding block and a first clamping rod are arranged in the first sliding cavity, a top clamping groove is formed in the bottom end of the fixture main body, a second clamping groove is formed in the right end groove wall of the top clamping groove, first clamping blocks are fixedly connected to the left side and the right side of the bottom end of the fixture main body, first clamping grooves are formed in the left side and the right side of the top end of the base, the first clamping blocks are clamped with the first clamping grooves, a stabilizing column and a plurality of stabilizing ribs are embedded in the base, the stabilizing ribs penetrate through the stabilizing column, two ends of the stabilizing column penetrate through the base, and a bottom clamping groove is formed in, stabilize post and top draw-in groove and the equal joint of end draw-in groove, set up the second sliding chamber in the splint, be provided with second spring, second sliding block and second kelly in the second sliding chamber, stabilize and seted up the third draw-in groove on the lateral wall that the post stretched into end draw-in groove, second kelly and third draw-in groove joint.
Optionally, a fastening groove is formed in the side wall of the front end of the fixture main body, the left end of the first clamping rod penetrates through the sliding first sliding cavity and extends into the fastening groove, and the right end of the first clamping rod penetrates through the first sliding cavity and the stabilizing column in sequence and is clamped with the second clamping groove.
Optionally, the first clamping rod is slidably connected to the clamp main body, a pull ring is fixedly connected to the left end of the first clamping rod, the pull ring is of a rectangular structure, the first clamping rod is in interference fit with the first sliding block, and the first spring sleeve is arranged on the first clamping rod.
Optionally, the first sliding block is slidably connected in the first sliding cavity, one end of the first spring is fixedly connected to the inner wall of the first sliding cavity, and the other end of the first spring is fixedly connected to the first sliding block.
Optionally, one end of the second clamping rod penetrates through the second sliding cavity, the second clamping rod is connected to the clamping plate in a sliding mode, the second sliding block is connected to the second sliding cavity in a sliding mode, and the second sliding block is fixedly connected with the left end of the second clamping rod.
Optionally, the draw groove has been seted up on the front end lateral wall of second sliding block, the left end and the second spring fixed connection of second sliding block, it is a plurality of the second spring is even symmetric distribution at the second sliding block, the other end fixed connection of second spring is on the inner wall in second slip chamber, the opening has been seted up on the front end lateral wall of splint, the opening is located the front end in second slip chamber.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, through the arrangement of the first clamping rod, the second clamping rod and the stabilizing column, under the elastic action of the first spring, the first clamping rod is clamped in the second clamping groove, and under the elastic action of the second spring, the second clamping rod is clamped in the third clamping groove, so that the stabilizing column can be firmly clamped in the top clamping groove and the bottom clamping groove, and therefore, the connection of the clamping apparatus main body, the base and the clamping plate is firmer, and the dismounting is more convenient.
2. According to the invention, the stabilizing ribs, the first clamping groove and the first clamping block are arranged, when the device is installed, the first clamping block is clamped with the first clamping groove, so that the connection between the clamp main body and the base is more stable, the stabilizing columns are reinforced by the plurality of stabilizing ribs, so that the connection between the stabilizing columns and the base is firmer, and the integral stability of the device is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1;
fig. 3 is an enlarged schematic view of a part B in fig. 1.
In the figure: the clamping device comprises a clamping device main body, a base 2, a first clamping block 3, a stabilizing rib 4, a stabilizing column 5, a buckling groove 6, a clamping plate 7, hanging point angle steel 8, a bottom clamping groove 9, a first clamping groove 10, a top clamping groove 11, a second clamping groove 12, an opening 13, a second spring 14, a second sliding block 15, a pull groove 16, a second clamping rod 17, a second sliding cavity 18, a third clamping groove 19, a pull ring 20, a first spring 21, a first sliding block 22, a first clamping rod 23 and a first sliding cavity 24.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a combination tool for replacing a suspension string of a direct current grounding electrode circuit comprises a fixture main body 1, suspension string hanging point angle steels 8 and clamping plates 7, wherein the bottom ends of the suspension string hanging point angle steels 8 are attached to the clamping plates 7, two suspension string hanging point angle steels 8 are vertically clamped with a base 2, a first sliding cavity 24 is formed in the fixture main body 1, a first spring 21, a first sliding block 22 and a first clamping rod 23 are arranged in the first sliding cavity 24, the first clamping rod 23 is in interference fit with the first sliding block 22, the first spring 21 is sleeved on the first clamping rod 23, the first sliding block 22 is slidably connected in the first sliding cavity 24, one end of the first spring 21 is fixedly connected to the inner wall of the first sliding cavity 24, and the other end of the first spring 21 is fixedly connected with the first sliding block 22.
First kelly 23 sliding connection is in fixture main part 1, and top draw-in groove 11 has been seted up to fixture main part 1's bottom, has seted up second draw-in groove 12 on the right-hand member cell wall of top draw-in groove 11, the equal fixedly connected with first fixture block 3 of the left and right sides of fixture main part 1's bottom.
First draw-in groove 10 has all been seted up to the left and right sides on the top of base 2, and first fixture block 3 and first draw-in groove 10 joint are equipped with in the base 2 and stabilize post 5 and a plurality of muscle 4 of stabilizing, have seted up catching groove 6 on the front end lateral wall of fixture main part 1, and the left end of first kelly 23 runs through first sliding chamber 24 of slip and stretches into in the catching groove 6.
The left end fixedly connected with pull ring 20 of first kelly 23, pull ring 20 are the rectangle structure, and the right-hand member of first kelly 23 runs through first slip chamber 24 in proper order, stabilizes post 5 and with second draw-in groove 12 joint, stabilizes post 5 is run through to stabilize muscle 4, stabilizes the both ends of post 5 and all runs through base 2, and clamping groove 9 with a bottom is seted up on the top of splint 7.
The stabilizing column 5 is clamped with the top clamping groove 11 and the bottom clamping groove 9, a second sliding cavity 18 is formed in the clamping plate 7, a second spring 14, a second sliding block 15 and a second clamping rod 17 are arranged in the second sliding cavity 18, a third clamping groove 19 is formed in the side wall, extending into the bottom clamping groove 9, of the stabilizing column 5, and the second clamping rod 17 is clamped with the third clamping groove 19.
One end of the second clamping rod 17 penetrates through the second sliding cavity 18, the second clamping rod 17 is connected to the clamping plate 7 in a sliding mode, the second sliding block 15 is connected to the second sliding cavity 18 in a sliding mode, and the second sliding block 15 is fixedly connected with the left end of the second clamping rod 17.
The pull groove 16 has been seted up on the front end lateral wall of second sliding block 15, the left end and the second spring 14 fixed connection of second sliding block 15, a plurality of second springs 14 are even symmetric distribution at second sliding block 15, the other end fixed connection of second spring 14 has been seted up opening 13 on the front end lateral wall of splint 7 on the inner wall of second slip chamber 18, opening 13 is located the front end of second slip chamber 18.
The working principle is as follows:
during the use, as shown in fig. 1, under the elastic action of first spring 21, first kelly 23 joint to in second draw-in groove 12, under the elastic action of second spring 14, second kelly 17 joint to in third draw-in groove 19, thereby make and stabilize post 5 can firm joint in top draw-in groove 11 and bottom draw-in groove 9, thereby make fixture main part 1, the connection of base 2 and splint 7 is more firm, in addition, first fixture block 3 and first draw-in groove 10 joint, make the connection of fixture main part 1 and base 2 more stable, a plurality of stabilizing ribs 4 are consolidated stabilizing post 5, make the connection of stabilizing post 5 and base 2 more firm, thereby improve the holistic stability of device.
During the dismantlement, at first pulling pull ring 20 left, first spring 21 contracts, first kelly 23 moves on the left side, first kelly 23 breaks away from with second draw-in groove 12 and stabilizing post 5 in proper order, then detain catching groove 6, make two second sliding blocks 15 keep away from each other, second spring 14 contracts, second sliding block 15 makes two second kellies 17 keep away from each other, thereby make second kelly 17 and third draw-in groove 19 break away from the joint, then pull the base downwards, make stabilizing post 5 and top draw-in groove 11 break away from the joint, make first fixture block 3 and first draw-in groove 10 break away from the joint, then pull down the splint, make stabilizing post 5 and bottom draw-in groove 9 break away from the joint, thereby can dismantle fixture main part 1, base 2 and splint 7 fast.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A combination tool for replacing a suspension string of a direct current grounding electrode circuit comprises a fixture main body (1), suspension string hanging point angle steels (8) and clamping plates (7), and is characterized in that the bottom ends of the suspension string hanging point angle steels (8) are attached to the clamping plates (7), two suspension string hanging point angle steels (8) are vertically clamped with a base (2), a first sliding cavity (24) is formed in the fixture main body (1), a first spring (21), a first sliding block (22) and a first clamping rod (23) are arranged in the first sliding cavity (24), a top clamping groove (11) is formed in the bottom end of the fixture main body (1), a second clamping groove (12) is formed in the right end of the top clamping groove (11), first clamping blocks (3) are fixedly connected to the left side and the right side of the bottom end of the fixture main body (1), first clamping grooves (10) are formed in the left side and the right side of the top end of the base (2), first fixture block (3) and first draw-in groove (10) joint, it has stable post (5) and a plurality of stable muscle (4) to inlay soil in base (2), stable muscle (4) run through stable post (5), the both ends of stable post (5) all run through base (2), draw-in groove (9) with a bottom are seted up on the top of splint (7), stable post (5) and top draw-in groove (11) and the equal joint of end draw-in groove (9), it has second sliding chamber (18) to open in splint (7), be provided with second spring (14), second sliding block (15) and second kelly (17) in second sliding chamber (18), stable post (5) have seted up third draw-in groove (19) on stretching into the lateral wall of end draw-in groove (9), second kelly (17) and third draw-in groove (19) joint.
2. The combination tool for replacing the suspension string of the direct current grounding electrode circuit according to claim 1, wherein a fastening groove (6) is formed in a side wall of the front end of the fixture main body (1), the left end of the first clamping rod (23) penetrates through the sliding first sliding cavity (24) and extends into the fastening groove (6), and the right end of the first clamping rod (23) penetrates through the first sliding cavity (24) and the stabilizing column (5) in sequence and is fastened with the second fastening groove (12).
3. The combination tool for replacing the direct current grounding electrode line suspension string as claimed in claim 2, wherein the first clamping rod (23) is slidably connected to the fixture body (1), a pull ring (20) is fixedly connected to the left end of the first clamping rod (23), the pull ring (20) is in a rectangular structure, the first clamping rod (23) is in interference fit with the first sliding block (22), and the first spring (21) is sleeved on the first clamping rod (23).
4. A combination tool for changing a dc ground electrode wire suspension string according to claim 3, wherein the first sliding block (22) is slidably connected in the first sliding cavity (24), one end of the first spring (21) is fixedly connected to the inner wall of the first sliding cavity (24), and the other end of the first spring (21) is fixedly connected to the first sliding block (22).
5. A combination tool for replacing a dc ground pole line pendant according to claim 1, wherein one end of the second catch rod (17) extends through the second slide cavity (18), the second catch rod (17) is slidably connected to the clamping plate (7), the second slide block (15) is slidably connected to the second slide cavity (18), and the second slide block (15) is fixedly connected to the left end of the second catch rod (17).
6. The combination tool for replacing the direct current grounding electrode circuit suspension string as claimed in claim 5, wherein a pull groove (16) is formed in a side wall of the front end of the second sliding block (15), the left end of the second sliding block (15) is fixedly connected with a second spring (14), the second springs (14) are uniformly and symmetrically distributed on the second sliding block (15), the other end of the second spring (14) is fixedly connected to an inner wall of a second sliding cavity (18), an opening (13) is formed in a side wall of the front end of the clamping plate (7), and the opening (13) is located at the front end of the second sliding cavity (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011004286.2A CN112421473A (en) | 2020-09-22 | 2020-09-22 | Change combination tool of direct current earthing pole circuit cluster that dangles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011004286.2A CN112421473A (en) | 2020-09-22 | 2020-09-22 | Change combination tool of direct current earthing pole circuit cluster that dangles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112421473A true CN112421473A (en) | 2021-02-26 |
Family
ID=74854143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011004286.2A Pending CN112421473A (en) | 2020-09-22 | 2020-09-22 | Change combination tool of direct current earthing pole circuit cluster that dangles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112421473A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116885627A (en) * | 2023-09-04 | 2023-10-13 | 国网湖北省电力有限公司超高压公司 | A combination tool and replacement method for replacing DC ground electrode line suspension strings |
-
2020
- 2020-09-22 CN CN202011004286.2A patent/CN112421473A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116885627A (en) * | 2023-09-04 | 2023-10-13 | 国网湖北省电力有限公司超高压公司 | A combination tool and replacement method for replacing DC ground electrode line suspension strings |
| CN116885627B (en) * | 2023-09-04 | 2023-11-28 | 国网湖北省电力有限公司超高压公司 | Combined tool for replacing direct current grounding electrode line suspension string and replacement method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204156135U (en) | Hv cable termination earthing clamp | |
| CN204144479U (en) | A kind of earth connection | |
| CN214412046U (en) | A combined tool for replacing the suspension string of the DC ground electrode line | |
| CN203547631U (en) | Oil field underground salvager | |
| CN108258558A (en) | A kind of fixing bracket that can adjust cable clamping direction | |
| CN204030024U (en) | A kind of automatic turnover electricity earthing cable wire clamp | |
| CN202940543U (en) | High-voltage cable fixing device | |
| CN208937195U (en) | A kind of overhead transmission line strain clamp overtemperature alarming device | |
| CN110061457A (en) | A kind of high-voltage cable retaining clip | |
| CN211062534U (en) | A lightning protection composite insulator | |
| CN209001166U (en) | A kind of novel high-pressure earthing clamp | |
| CN211830142U (en) | Comprehensive support that underground pipe gallery engineering used | |
| CN204167840U (en) | A kind of self-tightening type strain insulator connecting clamp | |
| CN210572943U (en) | Optical cable connector for field quick repairing | |
| CN209948627U (en) | U-shaped cable clamp with adjustable distance | |
| CN211089011U (en) | Temporary supporting device for electric power cable installation | |
| CN107045174A (en) | A kind of special gold utensil of 8 word optical cable | |
| CN218275816U (en) | A 0.4kV low voltage non-stop working insulating blanket clamp | |
| CN207611556U (en) | A kind of quick-installed environmental protection warning sign | |
| CN213118197U (en) | Novel arc extinction route selection of initiative intervention device | |
| CN203983536U (en) | Portable power construction grounding device | |
| CN217485171U (en) | Novel insulator bobbin stage | |
| CN217283212U (en) | Network cable laying device applied to computer | |
| CN219203627U (en) | Communication equipment connector | |
| CN209880288U (en) | Large-scale grading ring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210226 |