CN114421398A - Suspension clamp produced by copper-aluminum composite process - Google Patents
Suspension clamp produced by copper-aluminum composite process Download PDFInfo
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- CN114421398A CN114421398A CN202210081723.3A CN202210081723A CN114421398A CN 114421398 A CN114421398 A CN 114421398A CN 202210081723 A CN202210081723 A CN 202210081723A CN 114421398 A CN114421398 A CN 114421398A
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- 239000000725 suspension Substances 0.000 title claims abstract description 171
- 238000000034 method Methods 0.000 title claims abstract description 41
- 230000008569 process Effects 0.000 title claims abstract description 35
- 239000002131 composite material Substances 0.000 title claims abstract description 33
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 239000007788 liquid Substances 0.000 claims abstract description 46
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 13
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 29
- 238000007789 sealing Methods 0.000 claims description 28
- 238000003860 storage Methods 0.000 claims description 20
- 230000002265 prevention Effects 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 claims description 9
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 238000009792 diffusion process Methods 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 7
- 238000001513 hot isostatic pressing Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 6
- 238000005984 hydrogenation reaction Methods 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 2
- 230000005484 gravity Effects 0.000 abstract description 12
- 238000005266 casting Methods 0.000 abstract description 10
- 229910000838 Al alloy Inorganic materials 0.000 abstract description 4
- 239000006194 liquid suspension Substances 0.000 abstract description 4
- 238000000465 moulding Methods 0.000 abstract description 2
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- 230000006870 function Effects 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000004506 ultrasonic cleaning Methods 0.000 description 2
- 238000001291 vacuum drying Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
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- 238000013016 damping Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
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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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
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- Clamps And Clips (AREA)
Abstract
The invention discloses a suspension clamp produced by a copper-aluminum composite process, which comprises a suspension clamp body, wherein a fastening splint is arranged in the suspension clamp body, the fastening splint is connected with the suspension clamp body through a fixing device, electric wire placing surfaces are correspondingly arranged on the inner walls of the suspension clamp body and the fastening splint, the suspension clamp body is manufactured by the copper-aluminum composite process, and the suspension clamp body manufactured by the copper-aluminum composite process has higher strength, so that the problems that the suspension clamp is always manufactured by ZL102 and ZL101A liquid aluminum gravity casting molding processes, the metallographic structure of the aluminum alloy liquid suspension clamp is loose and the product strength is too low due to the liquid aluminum gravity casting process are solved.
Description
Technical Field
The invention relates to the field of circuit hardware fittings, in particular to a suspension clamp produced by a copper-aluminum composite process.
Background
The suspension clamp is used for fixing the electric wire on the insulator chain of straight line shaft tower, or hangs the lightning conductor on straight line shaft tower, also can be used for supporting the suspension clamp that replaces on the transposition shaft tower, in the engineering of erectting high tension line, fixes high tension line on insulator chain and need use the suspension clamp, and every looks suspension clamp of long-distance, large capacity super high tension transmission line adopts two, four and above division suspension clamps, and the problem according to the university of the same institution newspaper (nature science version) is published is: the articles of the preparation of the high-performance copper/aluminum composite bar and the interface mechanism adopt the method of preparing the aluminum/copper composite material by adopting the casting and rolling process to obtain the copper-aluminum composite plate with high bonding strength, so the copper-aluminum composite plate produced by the copper-aluminum composite process has the advantage of high strength, the existing suspension clamp adopts the ZL102 and ZL101A liquid aluminum gravity casting and forming process all the time and is popularized and used in a large range in an extra-high voltage transmission line, and the aluminum alloy liquid suspension clamp needs the suspension clamp produced by the copper-aluminum composite process because the metallographic structure of the liquid gravity casting process is loose and the product strength is too low.
Disclosure of Invention
The invention aims to provide a suspension clamp produced by a copper-aluminum composite process, which is used for solving the problems of the background technology: the suspension clamp adopts ZL102 and ZL101A liquid aluminum gravity casting molding process all the time, and the aluminum alloy liquid suspension clamp has the problems of loose metallographic structure and low product strength due to the liquid gravity casting process.
In order to achieve the purpose, the invention discloses a suspension clamp produced by a copper-aluminum composite process, which comprises a suspension clamp body, wherein a fastening splint is arranged in the suspension clamp body, the fastening splint is connected with the suspension clamp body through a fixing device, electric wire placing surfaces are correspondingly arranged on the inner walls of the suspension clamp body and the fastening splint, and the suspension clamp body is manufactured by the copper-aluminum composite process.
Preferably, the upper end of the suspension clamp body is provided with a U-shaped groove, the U-shaped groove is used for placing electric wires, the bottom of the suspension clamp body is provided with a plurality of through holes, two side walls of the suspension clamp body are symmetrically provided with hanging through holes, the fastening clamping plates are connected in the U-shaped groove, and the bottom wall of the U-shaped groove and the lower wall of the fastening clamping plates are correspondingly provided with electric wire placing surfaces.
Preferably, the fixing device comprises a U-shaped fastening clamping block and nuts, the U-shaped fastening clamping block is connected to the outer side of the fastening clamping plate, threads are arranged at the lower end of the U-shaped fastening clamping block and penetrate through the through hole, and the lower end of the U-shaped fastening clamping block is connected with the suspension clamp body through a plurality of nuts.
Preferably, fastening splint bottom inner wall is used for laminating with the electric wire for U type structure, fastening splint top symmetry is equipped with the arc holding tank and is used for placing U type fastening clamp splice, U type fastening clamp splice with fastening splint swing joint and with the laminating of arc holding tank, fastening splint and handle fixed connection.
Preferably, a buffer layer is provided on the surface of the wire mounting surface.
Preferably, the copper-aluminum composite process comprises the following steps:
step 1: pretreating a base material;
step 2: carrying out hydrogenation treatment on the base material treated in the step 1;
and step 3: placing the base material treated in the step 2 into a hot isostatic pressing machine for diffusion welding;
and 4, step 4: and cooling the welded base material to room temperature, and then detecting, cleaning and drying.
Preferably, the method further comprises the following steps: the automatic windage yaw prevention adjusting assembly is arranged between the automatic windage yaw prevention adjusting assembly and the outer wall of the lower end of the suspension clamp main body, and two ends of the first connecting rod are fixedly connected with the automatic windage yaw prevention adjusting assembly and the outer wall of the lower end of the suspension clamp main body respectively;
automatic prevent windage yaw adjusting part includes mounting panel and the sealed piece of U type, the mounting panel with the sealed piece fixed connection of U type just forms an airtight cavity, be equipped with in the airtight cavity:
the two ends of the supporting plate and the two ends of the sealing plate are respectively fixedly connected with the inner wall of the U-shaped sealing block, a liquid storage cavity is formed between the supporting plate and the sealing plate, and the two ends of the partition plate are respectively fixedly connected with the lower end of the supporting plate and the upper end of the sealing plate to divide the liquid storage cavity into two same liquid storage cavities;
the sealing plate is symmetrically provided with two first through holes, and the two first through holes are respectively in one-to-one correspondence with two identical liquid storage cavities;
the liquid is injected into a cavity formed by the sealing plate and the U-shaped sealing block;
the first driving motor is fixedly connected to the inner wall of the rear end of the U-shaped sealing block, and an output shaft of the first driving motor is fixedly connected with a gear;
the same driving structures are symmetrically arranged on two sides of the gear.
Preferably, the driving structure includes: the two ends of the first spring are fixedly connected with the mounting plate and the toothed bar respectively, one side, provided with the toothed block, of the toothed bar is meshed with the gear, the other side wall of the toothed bar is fixedly connected with one end of a second connecting rod, and the other end of the second connecting rod is fixedly connected with the side wall of a third connecting rod;
two ends of the second spring are fixedly connected with the mounting plate and the upper end of the third connecting rod respectively;
the U-shaped fixing block is fixedly connected with the supporting plate;
the U-shaped fixing block and the installation cavity formed by the supporting plates are internally provided with: the buffer cushion block, the annular block, the sliding chute, the T-shaped sliding block, the third spring and the fourth connecting rod are arranged on the base;
the sliding groove is formed in the inner wall of the top of the U-shaped fixed block, the third spring and the T-shaped sliding block are arranged in the sliding groove, and two ends of the third spring are fixedly connected with the inner wall of the left side of the sliding groove and the T-shaped sliding block respectively;
two ends of the fourth connecting rod are respectively hinged with the T-shaped sliding block and the annular block, and the buffer cushion block is fixedly connected with the annular block;
the lower end of the third connecting rod penetrates through the U-shaped fixed block, the buffer cushion block, the annular block and the supporting plate and is fixedly connected with the plugging block;
the third connecting rod is connected with the U-shaped fixed block and the supporting plate in a vertical sliding mode, and the outer wall of the third connecting rod is fixedly connected with the buffer cushion block and the annular block;
the blocking block is matched with the first through hole and blocks the first through hole.
Preferably, the nut locking device further comprises a nut locking assembly, and the nut locking assembly is sleeved on the nut;
the nut anti-loosening assembly comprises: the top of the bottom cover is fixedly connected with the outer wall of the lower end of the suspension clamp main body through a first fixing rod;
the snap collar includes: the inner wall of the inner ring is of a hexagonal structure and is matched with the nut, a plurality of first ratchets are arranged on the outer wall of the inner ring, a plurality of second ratchets are arranged on the inner wall of the outer ring, and the first ratchets are in clearance fit with the second ratchets.
Preferably, a plurality of annular placing cavities are formed in the top cover, a plurality of spiral coils are arranged in the annular placing cavities, and the spiral coils and the annular placing cavities are correspondingly arranged one by one;
a fixed shaft is arranged in the center of the bottom cover, an annular magnet is fixedly sleeved on the outer wall of the fixed shaft, and a plurality of rotating magnets rotating along the annular magnet are arranged on the side surface of the outer circumference of the annular magnet;
the outer circumferential side face of the rotary magnet is in intermittent fit with the inner wall of the magnet limiting ring, and the magnet limiting ring is fixedly connected with the inner wall of the top cover.
Drawings
FIG. 1 is a three-dimensional view of the main body structure of the present invention;
FIG. 2 is a schematic three-dimensional structure of a main body of the suspension clamp of the present invention;
FIG. 3 is a schematic three-dimensional structure of the clamping plate of the present invention;
FIG. 4 is a schematic view of the three-dimensional structure of the U-shaped fastening clamp block and the fastening clamp plate of the present invention;
FIG. 5 is a schematic view of the mounting positions of the automatic anti-windage adjustment assembly and the nut anti-loosening assembly of the present invention;
FIG. 6 is a schematic structural view of an automatic anti-windage adjustment assembly according to the present invention;
FIG. 7 is an enlarged view of the structure at A in FIG. 6 according to the present invention;
FIG. 8 is a schematic view of a deflection structure of the automatic anti-windage adjustment assembly of the present invention;
FIG. 9 is an enlarged view of the structure at B in FIG. 5 according to the present invention;
FIG. 10 is a top view of the snap ring of the present invention;
FIG. 11 is a top view of the bottom cover and top cover assembly of the present invention;
fig. 12 is a top view of the bottom cover and top cover assembly of the present invention.
In the figure: 1. a suspension clamp body; 2. a U-shaped fastening clamp block; 3. fastening the clamping plate; 4. a through hole; 5. a hanging through hole; 6. a buffer layer; 7. an arc-shaped accommodating groove; 8. a handle; 9. a nut; 10. an automatic windage yaw prevention adjustment assembly; 11. a nut anti-loosening assembly; 12. a first link; 13. mounting a plate; 14. a U-shaped sealing block; 15. a support plate; 16. a sealing plate; 17. a first through hole; 18. a partition plate; 19. a liquid; 20. a liquid storage cavity; 21. driving a motor I; 22. a first spring; 23. a gear; 24. a rack bar; 25. a second link; 26. a second spring; 27. a third link; 28. a U-shaped fixing block; 29. buffering cushion blocks; 30. a ring block; 31. a chute; 32. a T-shaped slider; 33. a third spring; 34. a fourth link; 35. a plugging block; 36. a bottom cover; 37. a top cover; 38. fixing a rod I; 39. clamping the lantern ring; 40. an inner ring; 41. an outer ring; 42. a first ratchet; 43. a second ratchet; 44. an annular placement cavity; 45. a helical coil; 46. a fixed shaft; 47. a ring magnet; 48. rotating the magnet; 49. magnet spacing ring.
Detailed Description
The description of the present invention as to "first", "second", etc. is for descriptive purposes only, and not for purposes of particular ordinal or sequential meaning, nor for limitations, and is intended to identify components or operations described in the same technical language, but is intended to be construed as indicating or implying any relative importance or implicit identification of any number of technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions and technical features between various embodiments can be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not be within the protection scope of the present invention.
Example 1
The embodiment of the invention provides a suspension clamp produced by a copper-aluminum composite process, and the invention provides a technical scheme with reference to fig. 1-4: including suspension clamp main part 1, be equipped with fastening splint 3 in the suspension clamp main part 1, fastening splint 3 passes through fixing device and is connected with suspension clamp main part 1, suspension clamp main part 1 with it places the face to correspond to set up the electric wire on the inner wall of fastening splint 3, suspension clamp main part 1 uses copper aluminium composite technology to make.
The working principle of the technical scheme has the beneficial effects that: when the device is used, firstly, the electric wire is required to be placed on the electric wire placing surface correspondingly arranged on the inner wall of the suspension clamp body 1, the electric wire and the electric wire placing surface are completely attached, then the fastening clamp plate 3 is buckled on the inner wall of the suspension clamp body 1, the electric wire and the electric wire placing surface on the inner wall of the fastening clamp plate 3 are completely attached, after all parts are completely attached, the fastening clamp plate 3 and the suspension clamp body 1 are fastened through the fixing device, the strength of the suspension clamp body manufactured through the copper-aluminum composite process is higher, and therefore the problems that the suspension clamp always adopts ZL102 and ZL101A liquid aluminum gravity casting and forming processes, the metallographic structure of the aluminum alloy liquid suspension clamp is loose due to the liquid gravity casting process, and the product strength is too low are solved.
Example 2
On the basis of the embodiment 1, referring to fig. 2-3, the upper end of the suspension clamp body 1 is provided with a U-shaped groove for placing a wire, the bottom of the suspension clamp body 1 is provided with a plurality of through holes 4, two side walls of the suspension clamp body 1 are symmetrically provided with hanging through holes 5, the fastening clamp plate 3 is connected in the U-shaped groove, and the bottom wall of the U-shaped groove and the lower wall of the fastening clamp plate 3 are correspondingly provided with a wire placing surface.
Preferably, the fixing device comprises a U-shaped fastening clamping block 2 and a nut 9, the U-shaped fastening clamping block 2 is connected to the outer side of the fastening clamping plate 3, threads are arranged at the lower end of the U-shaped fastening clamping block 2 and penetrate through the through hole 4, and the lower end of the U-shaped fastening clamping block 2 is connected with the suspension clamp body 1 through a plurality of nuts 9.
The beneficial effects of the above technical scheme are: pass U type fastening clamp splice 2 through-hole 4 and make U type fastening clamp splice 2 and arc holding tank 7 laminate completely, can with fastening clamp plate 3 like this with suspension clamp main part 1 connects and fastens, and the setting of hanging through-hole 5 can make things convenient for suspension clamp main part 1 to install on the straight line shaft tower.
Example 3
On the basis of embodiment 1 or 2, please refer to fig. 3, the inner wall of the bottom of the fastening splint 3 is a U-shaped structure for being attached to an electric wire, the top of the fastening splint 3 is symmetrically provided with arc-shaped receiving grooves 7 for placing the U-shaped fastening splint 2, the U-shaped fastening splint 2 is movably connected with the fastening splint 3 and attached to the arc-shaped receiving grooves 7, and the fastening splint 3 is fixedly connected with the handle 8.
The beneficial effects of the above technical scheme are: the setting of U type structure can be so that the suspension clamp can be better and the laminating of 3 inner walls of fastening splint mutually, and the setting of arc holding tank 7 can be so that the laminating of 3 outer walls of fastening splint that U type fastening clamp splice 2 can be better mutually, and the setting of handle 8 can make things convenient for the better taking of 3 adjusting positions of fastening splint to put, has improved the device's practicality.
Example 4
Referring to fig. 2, a buffer layer 6 is provided on the surface of the wire-laying surface in any one of embodiments 1 to 3.
Preferably, the buffer layer 6 can be made of any material with buffering and energy absorbing functions, such as rubber \ silica gel and the like.
The beneficial effects of the above technical scheme are: the setting through buffer layer 6 can reduce greatly between electric wire and the suspension clamp main part 1 because weather influences such as strong wind lead to the suspension clamp to rock the junction take place the friction, has avoided the junction can receive wearing and tearing fracture.
Example 5
On the basis of the embodiment 1, the copper-aluminum composite process comprises the following steps:
step 1: pretreating a base material;
step 2: carrying out hydrogenation treatment on the base material treated in the step 1;
and step 3: placing the base material treated in the step 2 into a hot isostatic pressing machine for diffusion welding;
and 4, step 4: and cooling the welded base material to room temperature, and then detecting, cleaning and drying.
The working principle and the beneficial effects of the technical scheme are as follows: step 1: casting an aluminum material to obtain a suspension clamp base material, immersing the suspension clamp base material in propanol cleaning solution to perform ultrasonic cleaning for 45min to obtain a suspension clamp base material, mechanically cleaning a welding part (such as polishing by using a polisher), then placing the suspension clamp base material in an acetone solution to perform ultrasonic cleaning for 10min to 15min to obtain a cleaned suspension clamp base material, and performing vacuum drying treatment on the cleaned suspension clamp base material (wherein the vacuum degree of the vacuum drying treatment is less than 0.015Pa, and the drying time is 30 min);
step 2: placing the cleaned suspension clamp base material in a plasma enhanced chemical vapor deposition vacuum device (the use method of the device can refer to the prior patent: CN 201721629939-plasma enhanced chemical vapor deposition equipment) to obtain a suspension clamp base material with a surface subjected to hydrogenation treatment;
and step 3: and (3) attaching the suspension clamp substrate subjected to surface hydrogenation treatment and the cleaned copper sheet in a relative mode according to the position to be welded to obtain an attached material, and placing the attached material into a hot isostatic pressing machine for hot isostatic pressing diffusion welding, wherein the hot isostatic pressing welding temperature is 450-550 ℃, the pressure is not less than 100MPa, and the time is 4-9h, so that the vacuum diffusion welding of the suspension clamp substrate (aluminum material) and the copper is completed.
And 4, step 4: and (3) cooling the obtained copper-aluminum composite suspension clamp to room temperature along with the furnace after the welding is finished, detecting whether the outer surface of the suspension clamp is qualified or not manually, and then cleaning and drying.
In particular, reference is made to the prior patent for a specific method and structure of hot isostatic pressing: CN 200810214731-hot isostatic press rapid cooling method and hot isostatic press;
the copper-aluminum connection belongs to the connection between dissimilar metals, when vacuum diffusion welding is adopted, the influence of an oxide film on the surface of an aluminum material is reduced, contact wetting and mutual diffusion between copper and aluminum are greatly improved, a high-quality and high-strength suspension wire clamp is favorably formed, the suspension wire clamp manufactured by the process has higher strength and electrical performance, less heating and energy consumption, power consumption in the power transmission process can be reduced, and the purposes of energy conservation and environmental protection are achieved.
Example 6
Referring to fig. 5, the method according to any one of embodiments 1 to 5 further includes: the automatic windage yaw prevention adjusting assembly 10 is characterized in that a first connecting rod 12 is arranged between the automatic windage yaw prevention adjusting assembly 10 and the outer wall of the lower end of the suspension clamp main body 1, and two ends of the first connecting rod 12 are fixedly connected with the automatic windage yaw prevention adjusting assembly 10 and the outer wall of the lower end of the suspension clamp main body 1 respectively;
automatic prevent that windage yaw adjusting part 10 includes mounting panel 13 and the sealed piece 14 of U type, mounting panel 13 with the sealed piece 14 fixed connection of U type just forms a airtight cavity, be equipped with in the airtight cavity:
the liquid storage device comprises a supporting plate 15 and a sealing plate 16, wherein two ends of the supporting plate 15 and two ends of the sealing plate 16 are respectively fixedly connected with the inner wall of the U-shaped sealing block 14, a liquid storage cavity 20 is formed between the supporting plate 15 and the sealing plate 16, and two ends of a partition plate 18 are respectively fixedly connected with the lower end of the supporting plate 15 and the upper end of the sealing plate 16 to divide the liquid storage cavity 20 into two same liquid storage cavities;
the sealing plate 16 is symmetrically provided with two first through holes 17, and the two first through holes 17 are respectively in one-to-one correspondence with two identical liquid storage cavities;
a liquid 19, wherein the liquid 19 is injected into a cavity formed by the sealing plate 16 and the U-shaped sealing block 14;
the first driving motor 21 is fixedly connected to the inner wall of the rear end of the U-shaped sealing block 14, and an output shaft of the first driving motor 21 is fixedly connected with a gear 23;
the same driving structure is symmetrically arranged on two sides of the gear 23.
Preferably, the driving structure includes: two ends of the first spring 22 are respectively fixedly connected with the mounting plate 13 and the toothed bar 24, one side of the toothed bar 24 provided with a toothed block is meshed with the gear 23, the other side wall of the toothed bar 24 is fixedly connected with one end of a second connecting rod 25, and the other end of the second connecting rod 25 is fixedly connected with the side wall of a third connecting rod 27;
two ends of the second spring 26 are fixedly connected with the mounting plate 13 and the upper end of the third connecting rod 27 respectively;
the U-shaped fixing block 28 is fixedly connected with the supporting plate 15;
the U-shaped fixing block 28 and the mounting cavity formed by the supporting plate 15 are internally provided with: the buffer cushion block 29, the annular block 30, the sliding chute 31, the T-shaped sliding block 32, the spring three 33 and the fourth connecting rod 34;
the sliding groove 31 is formed in the inner wall of the top of the U-shaped fixing block 28, the third spring 33 and the T-shaped sliding block 32 are arranged in the sliding groove 31, and two ends of the third spring 33 are fixedly connected with the inner wall of the left side of the sliding groove 31 and the T-shaped sliding block 32 respectively;
two ends of the fourth connecting rod 34 are hinged with the T-shaped sliding block 32 and the annular block 30 respectively, and the cushion pad block 29 is fixedly connected with the annular block 30;
the lower end of the third connecting rod 27 penetrates through the U-shaped fixed block 28, the buffer cushion block 29, the annular block 30 and the supporting plate 15 and is fixedly connected with the blocking block 35;
the third connecting rod 27 is connected with the U-shaped fixed block 28 and the supporting plate 15 in a vertical sliding manner, and the outer wall of the third connecting rod 27 is fixedly connected with the buffer cushion block 29 and the annular block 30;
the blocking block 35 is matched with the first through hole 17 and blocks the first through hole.
Preferably, an air speed sensor is further arranged on the outer wall of the automatic anti-windage adjusting assembly 10, and the air speed sensor is electrically connected with the first driving motor 21.
The working principle and the beneficial effects of the technical scheme are as follows: when external wind blows on the wind speed sensor on the outer wall of the automatic anti-windage adjusting assembly 10, the wind speed sensor controls the rotation time of the first driving motor 21 according to the wind speed (which can also be regarded as the ascending distance of the blocking block 35, the larger the wind speed is, the larger the ascending distance of the blocking block 35 is, and the larger the opening of the first through hole 17 is).
At this time, the first driving motor 21 drives the gear 23 to rotate and drives the rack 24 to move upwards, the first spring 22 compresses, the third connecting rod 27 is driven by the rack 24 and the second connecting rod 25 to simultaneously move upwards and compress the second spring 26, the third connecting rod 27 drives the cushion block 29 and the annular block 30 to move upwards while moving upwards, the two groups of fourth connecting rods 34 are driven by the annular block 30 to slide in the sliding groove 31 in an opposite direction and compress the third spring 33, and the blocking block 35 rises from the first through hole 17 at this time and enables the liquid storage cavity 20 to be communicated with the liquid storage cavity of the liquid storage 19.
When external wind blows on the wire clamp or the guide wire, the suspension wire clamp can drive the automatic anti-windage adjustment assembly 10 to shake, at the moment, the liquid storage cavity 20 is communicated with the liquid cavity for storing the liquid 19, so that the liquid 19 flows into the liquid storage cavity 20 according to the blowing direction of the wind, the gravity center of the whole device is changed (as shown in figure 8), after the gravity center is changed, a corresponding aligning force (namely gravity) can be generated, as shown in figure 8, the aligning force caused by the change of the gravity center has a direct relation with the offset of the liquid, the opening size of the first through hole 17 is controlled by controlling the ascending distance of the blocking block 35, so that the offset of the liquid 19 is controlled, the size of the aligning force is finally controlled, and the suspension wire clamp can be quickly restored to a balanced state by the proper aligning force, thereby ensuring the safety of the suspension clamp.
The plumb line presss from both sides the device in the use, on external wind-force blows on line clamp or wire, all cause the plumb line clamp of dangling to appear rocking easily, the fastener that rocks causes the influence to the tie point on top easily, make its slowly not hard up, the plumb line clamp of this kind is in long-term use, the condition that drops appears easily, lead to its security performance lower, can guarantee through the setting of automatic anti-yaw adjusting part 10 that the plumb line clamp reduces the production of above-mentioned problem, the security of plumb line clamp has been improved.
Example 7
On the basis of any one of embodiments 2 to 6, please refer to fig. 9 to 12, further comprising a nut anti-loose assembly 11, wherein the nut anti-loose assembly 11 is sleeved on the nut 9;
the nut anti-loosening assembly 11 comprises: the bottom cover 36 and the top cover 37 are fixedly connected, the upper end of the top cover 37 is provided with a clamping lantern ring 39, the clamping lantern ring 39 is sleeved on the nut 9, and the top of the bottom cover 36 is fixedly connected with the outer wall of the lower end of the suspension clamp body 1 through a first fixing rod 38;
the snap collar 39 includes: the inner wall of the inner ring 40 is in a hexagonal structure and is matched with the nut 9, a plurality of first ratchets 42 are arranged on the outer wall of the inner ring 40, a plurality of second ratchets 43 are arranged on the inner wall of the outer ring 41, and the first ratchets 42 are in clearance fit with the second ratchets 43.
Preferably, a plurality of annular placing cavities 44 are arranged in the top cover 37, a plurality of spiral coils 45 are arranged in the annular placing cavities 44, and the spiral coils 45 are arranged in one-to-one correspondence with the annular placing cavities 44;
a fixed shaft 46 is arranged in the center of the bottom cover 36, an annular magnet 47 is fixedly sleeved on the outer wall of the fixed shaft 46, and a plurality of rotary magnets 48 rotating along the annular magnet 47 are arranged on the side surface of the outer circumference of the annular magnet 47;
the outer circumferential side surface of the rotating magnet 48 is intermittently matched with the inner wall of the magnet limiting ring 49, and the magnet limiting ring 49 is fixedly connected with the inner wall of the top cover 37.
The working principle and the beneficial effects of the technical scheme are as follows: when the wind power from the outside blows on the suspension clamp or the wire for a long time, the nut 9 is inevitably loosened, the U-shaped fastening clamp block 2 and the suspension clamp main body 1 are separated to cause potential safety hazards to the suspension clamp, in order to avoid the situation, when the suspension clamp shakes, the nut anti-loosening assembly 11 can shake along with the U-shaped fastening clamp block, the rotating magnet 48 tightly attached to the side wall of the annular magnet 47 is in a suspension state, when no vibration occurs, the two circular permanent magnets in the rotating magnet 48 are in a magnetic field balance state, when one of the circular permanent magnets in the rotating magnet 48 generates acceleration due to the shaking from the outside, the side wall surrounding the annular magnet 47 is started to rotate, and the rotating magnet is always kept on the same plane with the annular magnet 47. When the circular rotating magnet 48 with certain inertial acceleration is close to the magnetic field range of the other rotating magnet 48, the magnetic field repulsion force acts between the two rotating magnets 48 to cause the other circular permanent magnet to generate acceleration, the two rotating magnets 48 continuously reciprocate and the position is changed rapidly until the two circular permanent magnets in the rotating magnet 48 recover the magnetic field balance state again under the friction action and the electromagnetic damping action of the rotating magnet 48 and the side wall of the annular magnet 47, and thus, the induction process of shaking the outside is completed once.
In the process, the ring-shaped magnet 47 drives the fixed shaft 46 to rotate and drives the outer ring 41 in the clamping sleeve ring 39 to rotate, because the first ratchet 42 on the inner ring 40 and the second ratchet 43 on the outer ring 41 tightly push against each other (as shown in fig. 10), the outer ring 41 can drive the inner ring 40 to rotate in the opposite direction (i.e. the fastening direction of the nut 9) through the second ratchet 43 and the first ratchet 42 while rotating, because the nut 9 is sleeved on the inner ring 40, a fastening force is given to the nut 9 to prevent the nut 9 from loosening, the structural design converts the energy of the shaking of the suspension clamp blown by external wind into the fastening force for the nut 9, and the nut 9 can be permanently fastened by a fastening force to prevent the nut 9 from loosening.
Example 8
On the basis of any one of embodiments 1 to 7, further comprising a suspension clamp detection device, the suspension clamp detection device further comprising: the detection assembly, the detection method of the detection assembly includes: placing the suspension clamp in a solution tank containing corrosive liquid, standing for a period of time, and continuously heating the solution (the liquid is used for simulating a rainwater corrosion state suffered by the suspension clamp in a long-time external environment working state, and the liquid can accelerate corrosion of the outer surface of the suspension clamp), wherein the solution tank containing the corrosive liquid contains a heating device for heating the solution tank (the heating device plays a role in catalysis and can accelerate the corrosion speed of the solution); and then actively drying the surface of the suspension clamp soaked for a long time by using a fan (in order to simulate the service life of the suspension clamp corroded by rainwater and blown by wind).
The detection assembly further comprises:
a temperature sensor: the temperature sensor is arranged on the solution tank and used for detecting the temperature of the solution tank (specifically, the solution tank comprises an inner tank body and an outer tank body outside the inner tank body, the inner tank body is used for storing solution, a heating device is arranged between the outer tank body and the inner tank body and used for heating the inner tank body, and the temperature sensor is arranged on the outer wall of the inner tank body);
the wind speed sensor is arranged on the outer surface of one side, opposite to the fan, of the suspension clamp and used for detecting the wind speed borne by the suspension clamp (specifically, the distance between the suspension clamp and the fan is 1m, and after one side of the suspension clamp is air-dried, the suspension clamp needs to be rotated until all sides of the suspension clamp are air-dried);
the first timer is arranged on the outer wall of the solution tank and used for detecting the soaking time of the suspension clamp;
the second timer is arranged on the outer surface of the fan and used for detecting the wind blowing time of the suspension clamp (namely the time used for drying all the surfaces of the suspension clamp);
an alarm device: the alarm is arranged on the outer surface of the solution tank;
a controller: the controller is electrically connected with the wind speed sensor, the temperature sensor, the first timer and the second timer and the alarm;
the controller controls the alarm to work based on the wind speed sensor, the temperature sensor, the first timer and the second timer, and the method comprises the following steps:
step 1: the controller calculates the corrosion resistance coefficient of the suspension clamp test based on the detection values of the temperature sensor and the timer I and the formula (1):
wherein W is the corrosion bearing coefficient of the suspension clamp, K1Is the initial temperature in the tank (here considered to be the same as ambient temperature), K2L is an average value of detection values of the temperature sensor during the process of standing the suspension clamp in the solution tank (the process is preset to be 1 hour, namely an average value detected by the temperature sensor in the hour, wherein the heating temperature can be set according to the maximum temperature bearable by the suspension clamp material), L1Is the length of the suspension clamp, L2Is the thickness of the suspension clamp, S1The surface area of the suspension line which is in contact with corrosive liquid after being placed in the solution tank,
the suspension clamp material has a Poisson's ratio, T is unit time, T1Is a detected value of the timer one, Delta1A damage coefficient (the value is more than 0 and less than 1, and the damage coefficient is set for considering the stability factor of the suspension wire clamp during long-time use) preset for the suspension wire clamp;
step 2: the controller calculates the safety factor of the suspension clamp after corrosion and air drying according to the wind speed sensor, the timer II, the step 1 and the formula (2):
wherein Q is the safety factor (for simulating wind and sun exposure) of the suspension clamp after corrosion and air drying, and K is3For the surface temperature of the suspension clamp after removal from the solution tank (considered herein to be the same as the solution temperature), K4For the surface temperature of the suspension line after cooling by the fan, E1Yield strength of suspension clamp, E2Is the modulus of elasticity, V, of the copper-core conductor 71Is a detected value of the wind speed sensor, T2The detection value of the second timer (wherein, the second timer stops timing after all the surfaces of the suspension clamp are dried), N is the product of the precision coefficients of the wind speed sensor, the temperature sensor, the first timer and the second timer (the value is more than 0 and less than 1, and is set for considering the precision of the sensor), ln is a logarithmic function with a natural constant e as the base, and e is a natural constant and takes a value of 2.72;
step three: the controller compares the safety factor of the suspension clamp calculated in the step 2 with the preset safety factor of the suspension clamp, and when the safety factor of the suspension clamp calculated in the step 2 is smaller than the preset safety factor of the suspension clamp, the controller controls the alarm.
Suppose K1＝26℃，K2＝60℃，L1＝15cm，L2＝1cm，S1＝0.015m2，
T＝60s，T1＝1.5h，Δ1Calculating to obtain the corrosion bearing coefficient W of the suspension clamp of 1.28, wherein W is 0.31;
suppose K3＝60℃，K4＝30℃，E1＝103MPa，E2＝78MPa，V1＝0.2m/s，T215min, N is 0.28, calculates and obtains factor of safety Q after the suspension clamp corrodes and air-dries 0.78, this calculation obtains factor of safety Q after the suspension clamp corrodes and air-dries 0.78 and is less than predetermined factor of safety 0.85-1.0, controller control the alarm sends the warning suggestion, and the notice relevant staff detects the suspension clamp of producing, judges the problem that its production link appears, in time solves.
The working principle and the beneficial effects of the technical scheme are as follows: in the formula (I), the compound is shown in the specification,
means that the suspension clamp is influenced by the factors of its own material and the corrosion state of the suspension clamp under the natural condition after being soaked in the corrosion liquid (in order to simulate the corrosion state of the suspension clamp under the natural condition)The difference between the temperature differences of (a) and (b) results in a state of influence of the suspension clamp on the ability to withstand corrosion when immersed in a corrosive liquid, wherein the suspension clamp follows (| K)1-K2|) the temperature difference becomes larger, the corrosion bearing coefficient W of the suspension clamp becomes smaller,
a constant representing an effect of a change in temperature on a base damage effect of an outer surface of the suspension clamp when the suspension clamp is blown by a fan to generate a change in temperature,
the safety factor of the foundation of the suspension clamp is shown under the influence of the wind speed condition of the fan according to the self basic characteristics of the suspension clamp, and the obtained result is obtained through
The precision factor of the sensor is corrected to obtain the final structure, namely the safety factor of the suspension clamp after corrosion and air drying, wherein the safety factor of the base of the suspension clamp can be continuously reduced along with the increase of the service time of the suspension clamp, which means that the suspension clamp is subjected to long-time outdoor use, the corrosion is more serious, the safety factor W of the suspension clamp after corrosion and air drying is reduced along with the reduction of the corrosion bearing coefficient W of the suspension clamp, namely, the safety of the suspension clamp is reduced, the suspension clamp is easy to damage and has safety accidents, the wind speed on the outer surface of the suspension clamp is recorded by arranging a plurality of wind speed sensors, the temperature of the corrosion solution borne by the suspension clamp is recorded by arranging a temperature sensor, and the corrosion bearing coefficient of the suspension clamp is calculated by a formula (1), simultaneously, can calculate according to the calculated result of formula (1) and formula (2) and obtain the factor of safety of suspension clamp after corroding and air-drying, work as the factor of safety of suspension clamp is less than when the factor of safety was predetermine to the suspension clamp, controller control the alarm reminds relevant staff to examine the suspension clamp of producingAnd measuring and judging the problems in the production link, and solving the problems in time.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. A suspension clamp produced by a copper-aluminum composite process is characterized in that,
including suspension clamp main part (1), be equipped with fastening splint (3) in suspension clamp main part (1), fastening splint (3) are connected with suspension clamp main part (1) through fixing device, suspension clamp main part (1) with it places the face to correspond to set up the electric wire on the inner wall of fastening splint (3), suspension clamp main part (1) uses copper aluminium composite technology to make.
2. The suspension clamp produced by the copper-aluminum composite process according to claim 1,
the suspension clamp is characterized in that a U-shaped groove is formed in the upper end of the suspension clamp body (1), the U-shaped groove is used for placing electric wires, a plurality of through holes (4) are formed in the bottom of the suspension clamp body (1), suspension through holes (5) are symmetrically formed in two side walls of the suspension clamp body (1), fastening clamping plates (3) are connected in the U-shaped groove, and the bottom wall of the U-shaped groove corresponds to the lower wall of the fastening clamping plates (3) and is provided with an electric wire placing face.
3. The suspension clamp produced by the copper-aluminum composite process according to claim 2,
the fixing device comprises a U-shaped fastening clamping block (2) and nuts (9), the U-shaped fastening clamping block (2) is connected to the outside of the fastening clamping plate (3), threads are arranged at the lower end of the U-shaped fastening clamping block (2) and penetrate through a through hole (4), and the lower end of the U-shaped fastening clamping block (2) is connected with the suspension clamp body (1) through a plurality of nuts (9).
4. The suspension clamp produced by the copper-aluminum composite process according to claim 3,
fastening splint (3) bottom inner wall is used for laminating with the electric wire for U type structure, fastening splint (3) top symmetry is equipped with arc holding tank (7) and is used for placing U type fastening clamp splice (2), U type fastening clamp splice (2) with fastening splint (3) swing joint and with arc holding tank (7) laminating, fastening splint (3) and handle (8) fixed connection.
5. The suspension clamp produced by the copper-aluminum composite process according to claim 1,
a buffer layer (6) is arranged on the surface of the wire placing surface.
6. The suspension clamp produced by the copper-aluminum composite process according to claim 1, wherein the copper-aluminum composite process comprises the following steps:
step 1: pretreating a base material;
step 2: carrying out hydrogenation treatment on the base material treated in the step 1;
and step 3: placing the base material treated in the step 2 into a hot isostatic pressing machine for diffusion welding;
and 4, step 4: and cooling the welded base material to room temperature, and then detecting, cleaning and drying.
7. The suspension clamp produced by the copper-aluminum composite process according to claim 1, further comprising: the automatic windage yaw prevention adjusting assembly (10), a first connecting rod (12) is arranged between the automatic windage yaw prevention adjusting assembly (10) and the outer wall of the lower end of the suspension clamp main body (1), and two ends of the first connecting rod (12) are respectively fixedly connected with the automatic windage yaw prevention adjusting assembly (10) and the outer wall of the lower end of the suspension clamp main body (1);
automatic prevent inclined to one side wind adjusting part (10) and include mounting panel (13) and U type seal block (14), mounting panel (13) with U type seal block (14) fixed connection just forms an airtight cavity, be equipped with in the airtight cavity:
the liquid storage device comprises a supporting plate (15) and a sealing plate (16), wherein two ends of the supporting plate (15) and two ends of the sealing plate (16) are respectively fixedly connected with the inner wall of the U-shaped sealing block (14), a liquid storage cavity (20) is formed between the supporting plate (15) and the sealing plate (16), and two ends of a partition plate (18) are respectively fixedly connected with the lower end of the supporting plate (15) and the upper end of the sealing plate (16) to divide the liquid storage cavity (20) into two same liquid storage cavities;
the sealing plate (16) is symmetrically provided with two first through holes (17), and the two first through holes (17) are respectively in one-to-one correspondence with two identical liquid storage cavities;
a liquid (19), wherein the liquid (19) is injected into a cavity formed by the sealing plate (16) and the U-shaped sealing block (14);
the first driving motor (21) is fixedly connected to the inner wall of the rear end of the U-shaped sealing block (14), and an output shaft of the first driving motor (21) is fixedly connected with a gear (23);
the same driving structures are symmetrically arranged on two sides of the gear (23).
8. The suspension clamp produced by the copper-aluminum composite process according to claim 7, wherein the driving structure comprises: the two ends of the first spring (22) are respectively fixedly connected with the mounting plate (13) and the toothed bar (24), one side, provided with a toothed block, of the toothed bar (24) is meshed with the gear (23), the other side wall of the toothed bar (24) is fixedly connected with one end of a second connecting rod (25), and the other end of the second connecting rod (25) is fixedly connected with the side wall of a third connecting rod (27);
two ends of the second spring (26) are respectively fixedly connected with the mounting plate (13) and the upper end of the third connecting rod (27);
the U-shaped fixing block (28), the U-shaped fixing block (28) is fixedly connected with the supporting plate (15);
the U-shaped fixing block (28) and the mounting cavity formed by the supporting plate (15) are internally provided with: the buffer cushion block (29), the annular block (30), the sliding groove (31), the T-shaped sliding block (32), the spring III (33) and the fourth connecting rod (34);
the sliding groove (31) is formed in the inner wall of the top of the U-shaped fixing block (28), the third spring (33) and the T-shaped sliding block (32) are arranged in the sliding groove (31), and two ends of the third spring (33) are fixedly connected with the inner wall of the left side of the sliding groove (31) and the T-shaped sliding block (32) respectively;
two ends of the fourth connecting rod (34) are respectively hinged with the T-shaped sliding block (32) and the annular block (30), and the buffer cushion block (29) is fixedly connected with the annular block (30);
the lower end of the third connecting rod (27) penetrates through the U-shaped fixed block (28), the buffer cushion block (29), the annular block (30) and the supporting plate (15) and is fixedly connected with the blocking block (35);
the third connecting rod (27) is connected with the U-shaped fixed block (28) and the supporting plate (15) in a vertical sliding mode, and the outer wall of the third connecting rod (27) is fixedly connected with the buffer cushion block (29) and the annular block (30);
the blocking block (35) is matched with the first through hole (17) and blocks the first through hole.
9. The suspension clamp produced by the copper-aluminum composite process according to claim 3, further comprising a nut anti-loosening assembly (11), wherein the nut anti-loosening assembly (11) is sleeved on the nut (9);
the nut anti-loosening assembly (11) comprises: the suspension clamp comprises a bottom cover (36) and a top cover (37), wherein the bottom cover (36) is fixedly connected with the top cover (37), a clamping lantern ring (39) is installed at the upper end of the top cover (37), the clamping lantern ring (39) is sleeved on a nut (9), and the top of the bottom cover (36) is fixedly connected with the outer wall of the lower end of the suspension clamp body (1) through a first fixing rod (38);
the snap collar (39) comprises: the inner ring (40) and the outer ring (41), the inner wall of the inner ring (40) is in a hexagonal structure and is matched with the nut (9), a plurality of first ratchets (42) are arranged on the outer wall of the inner ring (40), a plurality of second ratchets (43) are arranged on the inner wall of the outer ring (41), and the first ratchets (42) are in clearance fit with the second ratchets (43).
10. The suspension clamp produced by the copper-aluminum composite process according to claim 9, wherein a plurality of annular placing cavities (44) are arranged in the top cover (37), a plurality of spiral coils (45) are arranged in the annular placing cavities (44), and the spiral coils (45) and the annular placing cavities (44) are arranged in a one-to-one correspondence manner;
a fixed shaft (46) is arranged at the center of the bottom cover (36), an annular magnet (47) is fixedly sleeved on the outer wall of the fixed shaft (46), and a plurality of rotary magnets (48) rotating along the annular magnet (47) are arranged on the side surface of the outer circumference of the annular magnet (47);
the outer circumferential side face of the rotary magnet (48) is in intermittent fit with the inner wall of the magnet limiting ring (49), and the magnet limiting ring (49) is fixedly connected with the inner wall of the top cover (37).
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Cited By (1)
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| CN117438994A (en) * | 2023-12-21 | 2024-01-23 | 品旭电力科技(河北)有限公司 | Wear-resistant double-wire suspension clamp |
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| CN114421398B (en) | 2023-03-10 |
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Denomination of invention: A suspension wire clamp produced by copper aluminum composite process Granted publication date: 20230310 Pledgee: Guangdong Fogang Rural Commercial Bank Co.,Ltd. Pledgor: Guangdong Xinyuan Hengye power line equipment Co.,Ltd. Registration number: Y2024980001223 |
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