CN111799734A - Hydraulic tension-resistant cable clamp - Google Patents
Hydraulic tension-resistant cable clamp Download PDFInfo
- Publication number
- CN111799734A CN111799734A CN202010652533.3A CN202010652533A CN111799734A CN 111799734 A CN111799734 A CN 111799734A CN 202010652533 A CN202010652533 A CN 202010652533A CN 111799734 A CN111799734 A CN 111799734A
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- CN
- China
- Prior art keywords
- sleeve
- plate
- screw rod
- extrusion
- steel anchor
- 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.)
- Granted
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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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
-
- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
- H02G7/053—Suspension clamps and clips for electric overhead lines not suspended to a supporting wire
Abstract
The invention provides a hydraulic strain clamp, and relates to the technical field of electric power fittings.
Description
Technical Field
The invention relates to the technical field of electric power fittings, in particular to a hydraulic strain clamp.
Background
The strain clamp is a hardware fitting used for fixing a lead to bear the tension of the lead and hanging the lead on a strain insulator string or a tower, the strain clamp is used for fixing the lead or a lightning rod on a strain insulator string of a non-linear tower, plays an anchoring role and is also used for fixing a stay wire of a stay wire tower, and in the use process of the strain clamp, the strain clamp needs to clamp a high-voltage wire, so that the effect of fixing the high-voltage wire can be achieved.
At the in-process that uses withstand voltage fastener to fix the high-tension line, there are drainage plate and fastener body rigid connection, and drainage plate and fastener body mostly are the bevel connection, long-time outside placing causes stress fatigue easily, cause the damage of drainage plate, simultaneously because the fastener commonly used does not contain protector, cause the fastener to be corroded or destroyed by the rainwater in the use, the life that leads to the fastener is short, the problem of the cost waste, in order to solve the problem that drainage plate machinery is tired and the fastener lacks protection device, need develop a neotype strain clamp and solve foretell problem.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a novel hydraulic strain clamp which can solve the technical problem in the background technology.
The invention is realized by adopting the following technical scheme: a hydraulic tension-resistant wire clamp comprises a steel anchor and a wire clamp body, wherein a threaded part is arranged on the steel anchor, a threaded hole is formed in the wire clamp body, the steel anchor is fixedly connected with the wire clamp body through threads, the hydraulic tension-resistant wire clamp further comprises a first drainage plate, the first drainage plate comprises a mounting plate and a connecting plate, a through hole is formed in the mounting plate, the mounting plate is arranged on the steel anchor in a penetrating mode, the steel anchor penetrates through the through hole, the diameter of the through hole is larger than that of the steel anchor, a first extrusion plate is further arranged on the steel anchor, the mounting plate abuts against the first extrusion plate, the hydraulic tension-resistant wire clamp further comprises a second extrusion plate, the mounting plate is clamped by the first extrusion plate and the second extrusion plate, a screwing nut is arranged on the back of the second extrusion plate, buffer devices are arranged on the first extrusion plate and the second extrusion plate, the buffer devices are symmetrically arranged at the;
the buffer device comprises an extrusion block and a butting plate arranged on the extrusion block, buffer grooves are formed in the first extrusion plate and the second extrusion plate, the butting plate is placed in the buffer grooves, two ends of the butting plate are clamped in the buffer grooves, telescopic springs are further arranged in the buffer grooves, and the telescopic springs butt against the butting plate;
the hydraulic strain clamp also comprises a second drainage plate, the second drainage plate is in bolted connection with a connecting plate on the first drainage plate, a protection device is arranged at the joint of the first drainage plate and the second drainage plate, the protection device is used for protecting the joint of the first drainage plate and the second drainage plate, the protection device comprises a first sleeve, a second sleeve and a third sleeve, the second sleeve is sleeved in the first sleeve, the outer wall of the second sleeve is provided with a slide block, the inner arm of the first sleeve is provided with a slide groove, the slide block on the second sleeve is matched with the slide groove on the first sleeve, the third sleeve is arranged in the second sleeve, the slide groove on the inner wall of the second sleeve is matched with the slide block on the outer wall of the third sleeve, the first sleeve is provided with a first screw rod and a second screw rod in a penetrating way, the end part of the first screw rod is connected with a knob, and a speed change gear is arranged between the first screw rod and the second screw rod, the speed changing device drives the second screw rod to rotate in an accelerating mode, threaded holes and round holes are formed in the second sleeve and the third sleeve, the first screw rod is connected with the threaded hole in the second sleeve, the first screw rod penetrates through the round hole in the third sleeve, the second screw rod penetrates through the round hole in the second sleeve, and the second screw rod is connected with the threaded hole in the third sleeve;
the speed change device is a meshed gear, the gear is placed on the inner wall of the first sleeve, and the end part of the second screw rod extends out of the end part of the first sleeve and is fixed on the first sleeve through a rotating shaft.
Preferably, the second sleeve is shorter in length than the first sleeve and the third sleeve is shorter in length than the second sleeve.
Preferably, the tail part of the second screw is provided with a limiting block.
Compared with the prior art, the extrusion plates are arranged at the two ends of the mounting plate connected with the wire clamp body, the buffer devices are arranged on the extrusion plates and can buffer the mounting plate, the mechanical fatigue of the joint of the mounting plate and the steel anchor is reduced, the service life is prolonged, meanwhile, the protection device is also arranged at the joint of the first drainage plate and the second drainage plate and can stretch up and down, the joint is protected, and the pollution or damage to the joint caused by external weather conditions such as rainwater and the like is prevented from affecting the use of the device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a schematic view of a protective device;
fig. 4 is a partially enlarged schematic view of fig. 3.
In the figure: 1. a steel anchor; 2. a wire clamp body; 3. a first squeeze plate; 31. a buffer tank; 4. a second compression plate; 5. mounting a plate; 6. a buffer device; 61. extruding the block; 62. a resisting plate; 63. a tension spring; 7. screwing the nut; 8. a protection device; 81. a first sleeve; 82. a second sleeve; 83. a third sleeve; 9. a connecting plate; 10. a second drainage plate; 11. a slider; 12. a first screw; 13. a second screw; 14. a knob; 15. a speed change device; 151. a first gear; 152. a second gear.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
As shown in fig. 1-4, a hydraulic tension clamp comprises a steel anchor 1 and a wire clamp body 2, wherein the steel anchor 1 is provided with a threaded portion, the wire clamp body 2 is provided with a threaded hole, the steel anchor 1 is fixedly connected with the wire clamp body 2 by threads, the hydraulic tension clamp further comprises a first drainage plate, the first drainage plate comprises a mounting plate 5 and a connecting plate 9, the mounting plate 5 is provided with a through hole, the mounting plate 5 is arranged on the steel anchor 1 in a penetrating manner, the steel anchor 1 penetrates through the through hole, the diameter of the through hole is larger than that of the steel anchor 1, the steel anchor 1 is convenient to rotate at a certain angle at a shaft pin position, the steel anchor 1 is further provided with a first extrusion plate 3, the mounting plate 5 supports against the first extrusion plate 3, the hydraulic tension clamp further comprises a second extrusion plate 4, the mounting plate 5 is clamped by the first extrusion plate 4 and the second extrusion plate 4, a screwing nut 7 is arranged at the back of the second extrusion plate 4, the first extrusion plate, the buffer devices 6 are symmetrically arranged at the upper end and the lower end of the extrusion plate, and the buffer devices 6 are used for buffering the axial force of the mounting plate 5;
the buffer device 6 comprises an extrusion block 61 and a supporting plate 62 arranged on the extrusion block 61, buffer grooves 31 are formed in the first extrusion plate 4 and the second extrusion plate 4, the supporting plate 62 is placed in the buffer grooves 31, two ends of the supporting plate 62 are clamped in the buffer grooves 31, telescopic springs 63 are further arranged in the buffer grooves 31, and the telescopic springs 63 support the supporting plate 62;
the buffering principle of the buffering device 6 is that the mounting plate 5 is fixed by the first extrusion plate 3 and the second extrusion plate 4, wherein the extrusion plates are circular plates, and at least one pair of buffering devices 6 is arranged at the upper end and the lower end of each extrusion plate, of course, for better connection and buffering effect, four or even number of buffering devices 6 can be symmetrically arranged along the circle center of the extrusion plates, and the buffering devices 6 can absorb the force of the mounting plate 5 in the axial direction, so that the axial force on the mounting plate 5 can be maximally reduced, and the risk of fracture of the mounting plate 5 and the wire clamp body 2 caused by mechanical fatigue is reduced.
Further, the hydraulic strain clamp further comprises a second drainage plate 10, the second drainage plate 10 is in bolted connection with the first drainage plate upper connecting plate 9, a protection device 8 is arranged at the joint of the first drainage plate and the second drainage plate 10, the protection device 8 is used for protecting the joint of the first drainage plate and the second drainage plate 10, the protection device 8 comprises a first sleeve 81, a second sleeve 82 and a third sleeve 83, the second sleeve 82 is sleeved in the first sleeve 81, a sliding block 11 is arranged on the outer wall of the second sleeve 82, a sliding groove is arranged on the inner arm of the first sleeve 81, the sliding block 11 on the second sleeve 82 is matched with the sliding groove on the first sleeve 81, the third sleeve 83 is arranged in the second sleeve 82, the sliding groove arranged on the inner wall of the second sleeve 82 is matched with the sliding block 11 on the outer wall of the third sleeve 83, a first screw 12 and a second screw 13 are arranged on the first sleeve 81 in a penetrating manner, the end part of the first screw 12 is connected with a knob 14, a speed change device 15 is arranged between the first screw 12 and the second screw 13, the speed change device 15 drives the second screw 13 to rotate in an accelerating way, the second sleeve 82 and the third sleeve 83 are both provided with a threaded hole and a round hole, the first screw 12 is connected with the threaded hole on the second sleeve 82, the first screw 12 penetrates through the round hole on the third sleeve 83, the second screw 13 penetrates through the round hole on the second sleeve 82, and the second screw 13 is connected with the threaded hole on the third sleeve 83;
the speed changing device 15 is a meshed gear, the gear is placed on the inner wall of the first sleeve 81, and the end of the second screw 13 extends out of the end of the first sleeve 81 and is fixed on the first sleeve 81 through a rotating shaft.
The protection principle that this protection device 8 realized the junction to first drainage plate and second drainage plate 10 is: by three sleeve in the protection device 8, and three sleeve one deck is embedded, fix through slider 11 spout gomphosis each other, it goes up and down to drive the lift of realization through outside screw rod, because the distance that inside third sleeve 83 need be walked is second sleeve 82 plus first sleeve 81 length, the stretching out speed of third sleeve 83 needs faster, consequently, set up two screw rods, control third sleeve 83 elevating speed is faster than second sleeve 82, mesh between two screw rods through between first gear 151 and the second gear 152, first gear 151 is the gear wheel, second gear 152 is the pinion, drive second screw rod 13 after both meshes and accelerate the rotation, when second sleeve 82 puts down, guarantee that third sleeve 83 can put down.
Further, the second sleeve 82 is shorter than the first sleeve 81, and the third sleeve 83 is shorter than the second sleeve 82, so that the structure of the protection device 8 is more compact.
Further, the tail of the second screw 13 is provided with a limiting block, so that the third sleeve 83 is prevented from falling off from the second screw 13.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (3)
1. The utility model provides a hydraulic pressure strain clamp, includes steel anchor and fastener, be provided with screw thread portion on the steel anchor, be provided with the screw hole on the fastener, steel anchor and fastener screw thread fixed connection, its characterized in that: the steel anchor is characterized by further comprising a first drainage plate, the first drainage plate comprises a mounting plate and a connecting plate, a through hole is formed in the mounting plate, the mounting plate penetrates through the steel anchor, the steel anchor penetrates through the through hole, the diameter of the through hole is larger than that of the steel anchor, a first extrusion plate is further arranged on the steel anchor, the mounting plate abuts against the first extrusion plate, the steel anchor further comprises a second extrusion plate, the mounting plate is clamped by the first extrusion plate and the second extrusion plate, screwing nuts are arranged on the back of the second extrusion plate, buffering devices are arranged on the first extrusion plate and the second extrusion plate respectively, the buffering devices are symmetrically arranged at the upper end and the lower end of the extrusion plate, and the buffering devices are used for buffering axial force of the mounting;
the buffer device comprises an extrusion block and a butting plate arranged on the extrusion block, buffer grooves are formed in the first extrusion plate and the second extrusion plate, the butting plate is placed in the buffer grooves, two ends of the butting plate are clamped in the buffer grooves, telescopic springs are further arranged in the buffer grooves, and the telescopic springs butt against the butting plate;
the hydraulic strain clamp also comprises a second drainage plate, the second drainage plate is in bolted connection with a connecting plate on the first drainage plate, a protection device is arranged at the joint of the first drainage plate and the second drainage plate, the protection device is used for protecting the joint of the first drainage plate and the second drainage plate, the protection device comprises a first sleeve, a second sleeve and a third sleeve, the second sleeve is sleeved in the first sleeve, the outer wall of the second sleeve is provided with a slide block, the inner arm of the first sleeve is provided with a slide groove, the slide block on the second sleeve is matched with the slide groove on the first sleeve, the third sleeve is arranged in the second sleeve, the slide groove on the inner wall of the second sleeve is matched with the slide block on the outer wall of the third sleeve, the first sleeve is provided with a first screw rod and a second screw rod in a penetrating way, the end part of the first screw rod is connected with a knob, and a speed change gear is arranged between the first screw rod and the second screw rod, the speed changing device drives the second screw rod to rotate in an accelerating mode, threaded holes and round holes are formed in the second sleeve and the third sleeve, the first screw rod is connected with the threaded hole in the second sleeve, the first screw rod penetrates through the round hole in the third sleeve, the second screw rod penetrates through the round hole in the second sleeve, and the second screw rod is connected with the threaded hole in the third sleeve;
the speed change device is a meshed gear, the gear is placed on the inner wall of the first sleeve, and the end part of the second screw rod extends out of the end part of the first sleeve and is fixed on the first sleeve through a rotating shaft.
2. The hydraulic strain clamp of claim 1, wherein: the second sleeve is shorter in length than the first sleeve and the third sleeve is shorter in length than the second sleeve.
3. The hydraulic strain clamp of claim 1, wherein: and the tail part of the second screw is provided with a limiting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010652533.3A CN111799734B (en) | 2020-07-08 | 2020-07-08 | Hydraulic tension-resistant cable clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010652533.3A CN111799734B (en) | 2020-07-08 | 2020-07-08 | Hydraulic tension-resistant cable clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111799734A true CN111799734A (en) | 2020-10-20 |
| CN111799734B CN111799734B (en) | 2021-05-14 |
Family
ID=72810504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010652533.3A Active CN111799734B (en) | 2020-07-08 | 2020-07-08 | Hydraulic tension-resistant cable clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111799734B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113241700A (en) * | 2021-06-07 | 2021-08-10 | 广东鑫源恒业复合材料科技有限公司 | Hydraulic combined type drainage plate and drainage wire clamp integrated anti-freezing strain clamp |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101335444A (en) * | 2007-06-25 | 2008-12-31 | 四平线路器材厂 | Tension resisting clip for carbon fiber composite core conductive wire |
| JP2013243885A (en) * | 2012-05-22 | 2013-12-05 | Furukawa Electric Power Systems Co Ltd | Uneven space formation preventing compression type holding clamp |
| CN205385267U (en) * | 2016-01-11 | 2016-07-13 | 国网山东省电力公司巨野县供电公司 | Parallel groove clamp for power transmission and transformation |
| CN205915583U (en) * | 2016-06-29 | 2017-02-01 | 镇江西杰电气有限公司 | Adjustable resin bus duct casting mold |
| JP2017221022A (en) * | 2016-06-07 | 2017-12-14 | 株式会社サンテック | Cutting device for jumper wire connection part of anchor clamp, and power transmission line replacement or removal method using the same |
| CN206885644U (en) * | 2017-04-25 | 2018-01-16 | 周宇飞 | New spare and accessory parts packaging structure |
| CN207442395U (en) * | 2017-10-23 | 2018-06-01 | 山东光大线路器材有限公司 | A kind of strain clamp |
| CN208423722U (en) * | 2018-07-23 | 2019-01-22 | 山东百川电气科技有限公司 | A kind of screw bolt type wedge shape line clip silicon rubber shield |
| CN208470008U (en) * | 2018-06-06 | 2019-02-05 | 惠州市新信利科技有限公司 | A kind of height-adjustable cycle frame |
| CN210443500U (en) * | 2019-11-04 | 2020-05-01 | 常州市久安电器制造有限公司 | Closed electromagnetic switch with state indication function |
-
2020
- 2020-07-08 CN CN202010652533.3A patent/CN111799734B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101335444A (en) * | 2007-06-25 | 2008-12-31 | 四平线路器材厂 | Tension resisting clip for carbon fiber composite core conductive wire |
| JP2013243885A (en) * | 2012-05-22 | 2013-12-05 | Furukawa Electric Power Systems Co Ltd | Uneven space formation preventing compression type holding clamp |
| CN205385267U (en) * | 2016-01-11 | 2016-07-13 | 国网山东省电力公司巨野县供电公司 | Parallel groove clamp for power transmission and transformation |
| JP2017221022A (en) * | 2016-06-07 | 2017-12-14 | 株式会社サンテック | Cutting device for jumper wire connection part of anchor clamp, and power transmission line replacement or removal method using the same |
| CN205915583U (en) * | 2016-06-29 | 2017-02-01 | 镇江西杰电气有限公司 | Adjustable resin bus duct casting mold |
| CN206885644U (en) * | 2017-04-25 | 2018-01-16 | 周宇飞 | New spare and accessory parts packaging structure |
| CN207442395U (en) * | 2017-10-23 | 2018-06-01 | 山东光大线路器材有限公司 | A kind of strain clamp |
| CN208470008U (en) * | 2018-06-06 | 2019-02-05 | 惠州市新信利科技有限公司 | A kind of height-adjustable cycle frame |
| CN208423722U (en) * | 2018-07-23 | 2019-01-22 | 山东百川电气科技有限公司 | A kind of screw bolt type wedge shape line clip silicon rubber shield |
| CN210443500U (en) * | 2019-11-04 | 2020-05-01 | 常州市久安电器制造有限公司 | Closed electromagnetic switch with state indication function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113241700A (en) * | 2021-06-07 | 2021-08-10 | 广东鑫源恒业复合材料科技有限公司 | Hydraulic combined type drainage plate and drainage wire clamp integrated anti-freezing strain clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111799734B (en) | 2021-05-14 |
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