CN114961402A - Cross arm with adjustable electric power steel pipe tower is used - Google Patents
Cross arm with adjustable electric power steel pipe tower is used Download PDFInfo
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- CN114961402A CN114961402A CN202210785766.XA CN202210785766A CN114961402A CN 114961402 A CN114961402 A CN 114961402A CN 202210785766 A CN202210785766 A CN 202210785766A CN 114961402 A CN114961402 A CN 114961402A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 29
- 239000010959 steel Substances 0.000 title claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 29
- 210000005056 cell body Anatomy 0.000 claims description 4
- 230000004323 axial length Effects 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 description 5
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/24—Cross arms
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/02—Structures made of specified materials
- E04H12/08—Structures made of specified materials of metal
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/18—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures movable or with movable sections, e.g. rotatable or telescopic
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/18—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures movable or with movable sections, e.g. rotatable or telescopic
- E04H12/187—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures movable or with movable sections, e.g. rotatable or telescopic with hinged sections
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The invention provides an adjustable cross arm for an electric power steel pipe tower, which comprises two symmetrically arranged supporting devices; the supporting device comprises a rectangular sleeve, a rectangular supporting pipe, a hoop unit and an auxiliary supporting unit; a transmission unit is arranged inside the rectangular supporting tube; the transmission unit comprises a rotating sleeve and a first bevel gear; the auxiliary supporting unit comprises a supporting cylinder, a supporting rod, a positioning sheet and a positioning nut; the supporting rod is provided with a positioning groove, and the positioning piece is fixedly provided with a positioning block; the positioning groove comprises a guide groove body and an adjusting groove body; the design of the invention can realize the horizontal length adjustment of the cross arm and the inclination angle adjustment in a vertical plane, so that the adjustable area of the fixed position of the cable on the steel tube tower is larger, the problems that the existing cross arm is of an unadjustable rigid structure and the fixed position of the cable after the cross arm is fixed on the steel tube tower is unadjustable are solved, the cable is more flexibly arranged and convenient to operate, and the operation labor intensity of operators is reduced.
Description
Technical Field
The invention relates to the technical field of power steel tube towers, in particular to an adjustable cross arm for a power steel tube tower.
Background
At present, a cross arm is often used for supporting and aerial cable on a power steel tube tower. The existing cross arm is mostly of an integrated rigid structure, a preset installation position of the cross arm is usually arranged on a power steel pipe tower, the position of the cross arm installed on the power steel pipe tower cannot be adjusted, the position of a cable fixed on the cross arm is fixed, the height of the cable between two adjacent power steel pipe towers is determined by a cable connection point on the cross arm, the integrated cross arm cannot finely adjust the fixed position of the cable in a horizontal plane and a vertical plane according to use requirements, and the use is not flexible enough.
The publication number CN113846897A discloses an adjustable cross arm for a steel pipe tower, which comprises a cross arm and an installation block, wherein the installation block is positioned on one side of the cross arm, a first groove is formed in the center of one side of the installation block, a second groove is formed in the installation block, the second groove is communicated with the first groove, a hollow block matched with the first groove is fixedly connected to the center of one end of the cross arm, an arc-shaped block matched with the second groove is arranged on one side of the hollow block, the top end of the arc-shaped block penetrates through one side of the hollow block and slides in the hollow block, a connecting mechanism for connecting the arc-shaped block is arranged in the hollow block, the interior of the cross arm is hollow, a strip-shaped notch is formed in the bottom of the cross arm and is horizontally arranged, a sliding block is arranged in the interior of the cross arm, and a jumper bar is arranged in the bottom of the cross arm in a sliding manner and is vertically arranged; when the adjustable cross arm for the steel tube tower is used, the length of the adjustable cross arm in a horizontal plane can be adjusted only, the inclination angle of the adjustable cross arm in a vertical plane cannot be adjusted, and therefore the height adjustment of a fixed position of a cable cannot be realized, and the fixed height of the cable cannot be adjusted.
Disclosure of Invention
In view of the technical defects, the invention aims to provide an adjustable cross arm for an electric power steel tube tower, which aims to solve the problems that the horizontal width and the inclination angle of the cross arm in a vertical plane cannot be adjusted, the range of the fixed position of a cable is small, and the flexibility of use is not high due to the fact that the existing cross arm for the steel tube tower is of an integrated structure.
In order to achieve the purpose, the invention adopts the following technical scheme:
an adjustable cross arm for an electric steel tube tower comprises two symmetrically arranged supporting devices, wherein the two supporting devices are movably connected through bolts; the supporting device comprises a rectangular sleeve, a rectangular supporting pipe, a hoop unit and an auxiliary supporting unit;
the rectangular sleeve is slidably sleeved at one end of the rectangular support pipe, and the other end of the rectangular support pipe extends towards one end far away from the rectangular sleeve and is pivotally connected to the side face of the hoop unit; a transmission unit is rotatably arranged in the rectangular supporting tube; the transmission unit comprises a rotating sleeve and a first bevel gear; the rotating sleeve is rotatably arranged inside the rectangular supporting tube, and the length direction of the axis of the rotating sleeve is the same as the length extending direction of the rectangular supporting tube; the middle part of the rotating sleeve is provided with a threaded hole along the axis direction; the first bevel gear is fixed at one end of the rotating sleeve far away from the rectangular sleeve, and the axis of the first bevel gear is superposed with the axis of the rotating sleeve; a transmission rod is rotatably arranged on the bottom end face of the rectangular supporting tube, the top of the transmission rod penetrates into the rectangular supporting tube, a second bevel gear is fixedly arranged at the top end of the transmission rod, and the second bevel gear is in meshing transmission with the first bevel gear; a screw rod is fixedly arranged in the rectangular sleeve along the length direction of the rectangular sleeve, one end of the screw rod penetrates through the threaded hole, and the rotating sleeve is in threaded transmission connection with the screw rod;
the auxiliary supporting unit comprises a supporting cylinder, a supporting rod, a positioning sheet and a positioning nut; one end of the supporting rod is arranged in the supporting cylinder in a sliding way; one end of the supporting cylinder is pivotally connected to the bottom end face of the rectangular supporting tube, and one end of the supporting rod is pivotally connected to the side face of the hoop unit; the positioning sheet and the positioning nut are movably sleeved on the supporting rod, one side of the positioning sheet is abutted against the bottom end face of the supporting barrel, and one side of the positioning nut is abutted against the other side of the positioning sheet; the supporting rod is provided with an external thread matched with the nut; a positioning groove is formed in the outer side surface of the supporting rod, a positioning block is fixedly arranged on the inner side wall of the positioning piece, and the positioning block is movably arranged in the positioning groove; the constant head tank includes the guide slot body and a plurality of regulation cell bodies that extend along the length direction of bracing piece, and a plurality of equal interval distribution of regulation cell bodies are in the same one side of constant head tank.
Preferably, the bottom end face of the rectangular sleeve is provided with an opening; the bottom face of rectangle stay tube is fixed and is provided with first connection otic placode, the one end that is close to first connection otic placode on the supporting cylinder is fixed and is provided with the second and connects the otic placode, and first connection otic placode and second connect the otic placode and pass through bolt swing joint.
Preferably, the first connecting lug plate is obliquely arranged on the bottom end surface of the rectangular supporting tube, and the bottom end of the first connecting lug plate extends towards one side close to the supporting tube.
Preferably, the top end face of the rectangular sleeve is fixedly provided with a mounting frame, and the mounting frame is provided with a mounting screw hole.
Preferably, a bearing seat is fixedly arranged outside the rotating sleeve, and an outer ring of the bearing seat is fixedly connected with the inner side wall of the rectangular supporting tube.
Preferably, one end of the support rod, which is located in the support cylinder, is provided with a slide block, the slide block is fixed on the outer side wall of the support rod, the inner side wall of the support cylinder is provided with a slide groove along the length direction of the axis of the support cylinder, and the slide block is slidably arranged in the slide groove.
The design of the invention can realize the horizontal length adjustment of the cross arm and the inclination angle adjustment in a vertical plane, so that the adjustable area of the fixed position of the cable on the steel tube tower is larger, the problems that the existing cross arm is of an unadjustable rigid structure and the fixed position of the cable after the cross arm is fixed on the steel tube tower is unadjustable are solved, the cable is more flexibly arranged and convenient to operate, and the operation labor intensity of operators is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the support device of FIG. 1;
FIG. 3 is a cross-sectional view of FIG. 2;
FIG. 4 is a schematic structural view of a rectangular bushing according to the present invention;
FIG. 5 is a schematic structural view of a rectangular support tube according to the present invention;
FIG. 6 is a structural exploded view of the auxiliary support unit of the present invention;
FIG. 7 is a schematic view of the hoop unit of the present invention;
FIG. 8 is a schematic structural view of a swivel sleeve according to the present invention;
FIG. 9 is a schematic view of the construction of the transmission rod of the present invention;
FIG. 10 is a schematic view of the structure of the positioning plate of the present invention;
FIG. 11 is a cross-sectional structural view of FIG. 4;
FIG. 12 is a cross-sectional view of FIG. 5;
FIG. 13 is a schematic structural view of a support cylinder according to the present invention;
fig. 14 is a schematic structural view of the support rod of the present invention.
Wherein:
11. a rectangular sleeve; 12. a screw; 13. a mounting frame; 131. mounting a screw hole; 21. a rectangular support tube; 22. a first connecting lug plate; 3. a hoop unit; 4. an auxiliary support unit; 41. positioning a nut; 42. positioning plates; 421. positioning blocks; 43. a support bar; 431. a guide groove body; 432. a slider; 433. adjusting the trough body; 44. a support cylinder; 441. a chute; 45. a second connecting lug plate; 5. rotating the sleeve; 51. a first bevel gear; 6. a transmission rod; 61. a second bevel gear.
Detailed Description
The invention will be further explained with reference to the drawings.
An adjustable cross arm for an electric power steel pipe tower is installed on a tower body of the electric power steel pipe tower and comprises two symmetrically arranged supporting devices, wherein the two supporting devices are movably connected through bolts, are connected into a whole through bolts and are fixed on the electric power steel pipe tower; as shown in fig. 2, 3 and 7, the supporting device comprises a rectangular sleeve 11, a rectangular supporting tube 21, a hoop unit 3 and an auxiliary supporting unit 4;
as shown in fig. 4, 11, 5, 12, 8 and 9, the rectangular sleeve 11 is slidably sleeved on one end of the rectangular support tube 21, the other end of the rectangular support tube 21 extends towards the end away from the rectangular sleeve 11 and is pivotally connected to the side of the hoop unit 3, the rectangular sleeve 11 is used for fixing the cable, the rectangular support tube 21 is used for supporting the rectangular sleeve 11 and enabling the rectangular sleeve 11 to slide on the rectangular support tube 21, the design of the rectangular structure can ensure that the rectangular sleeve 11 can slide freely on the rectangular support tube 21, and at the same time, the rectangular sleeve 11 is prevented from rotating on the rectangular support tube 21 around the axis of the rectangular support tube 21, and the stability of the rectangular sleeve 11 connecting the cable is ensured; a transmission unit is rotatably arranged in the rectangular supporting tube 21; the transmission unit comprises a rotating sleeve 5 and a first bevel gear 51; the rotating sleeve 5 is rotatably arranged inside the rectangular supporting tube 21, and the length direction of the axis of the rotating sleeve 5 is the same as the length extending direction of the rectangular supporting tube 21; the middle part of the rotating sleeve 5 is provided with a threaded hole along the axis direction, and the axis of the threaded hole is superposed with the axis of the rotating sleeve 5; the first bevel gear 51 is fixed at one end of the rotating sleeve 5 far away from the rectangular sleeve 11, and the axis of the first bevel gear 51 is coincided with the axis of the rotating sleeve 5; a transmission rod 6 is rotatably arranged on the bottom end face of the rectangular supporting pipe 21, the top of the transmission rod 6 penetrates into the rectangular supporting pipe 21, a second bevel gear 61 is fixedly arranged at the top end of the transmission rod 6, and the second bevel gear 61 is in meshing transmission with the first bevel gear 51; a screw 12 is fixedly arranged in the rectangular sleeve 11 along the length direction of the rectangular sleeve, one end of the screw 12 penetrates through the threaded hole, and the rotating sleeve 5 is in threaded transmission connection with the screw 12; the shape of the transmission rod 6 outside the rectangular support tube 21 is hexagonal, the transmission rod 6 is screwed by a hexagonal wrench or other adaptive tools to drive the second bevel gear 61 to rotate, the first bevel gear 51 and the rotating sleeve 5 are driven to rotate by the second bevel gear 61, and the rotating sleeve 5 is matched with the screw thread of the screw 12, so that the screw 12 is driven to move along the axial direction of the screw when the rotating sleeve 5 rotates, the rectangular sleeve 11 slides back and forth on the rectangular support tube 21, and the extension and retraction effects are realized;
as shown in fig. 6, 10, 13 and 14, the auxiliary supporting unit 4 is used for providing supporting force to the rectangular supporting tube 21, when the rectangular supporting tube 21 adjusts the inclination angle, the supporting angle is adjusted by the extension and contraction of the auxiliary supporting unit 4, the auxiliary supporting unit 4 comprises a supporting cylinder 44, a supporting rod 43, a positioning sheet 42 and a positioning nut 41; one end of the support rod 43 is slidably disposed in the support cylinder 44, and the support rod 43 is capable of telescopically sliding in the support cylinder 44 along the axial direction of the support cylinder 44; one end of the supporting cylinder 44 is pivotally connected to the bottom end face of the rectangular supporting tube 21, and one end of the supporting rod 43 is pivotally connected to the side face of the hoop unit 3, so that supporting force at different inclination angles can be provided along with the inclination angle of the rectangular supporting tube 21; the positioning sheet 42 and the positioning nut 41 are movably sleeved on the support rod 43, one side of the positioning sheet 42 is abutted against the bottom end face of the support cylinder 44, and one side of the positioning nut 41 is abutted against the other side of the positioning sheet 42; the supporting rod 43 is provided with an external thread matched with the nut, when the rectangular supporting tube 21 rotates upwards to adjust the inclination angle, the supporting rod 43 slides out towards the outside of the supporting cylinder 44, the whole length of the auxiliary supporting unit 4 is prolonged, the positioning nut 41 is screwed to enable the positioning sheet 42 to abut against the bottom end face of the supporting cylinder 44, and the supporting cylinder 44 is fixed by the positioning sheet 42 so that the supporting cylinder 44 cannot slide downwards along the axial direction of the supporting rod 43; a positioning groove is arranged on the outer side surface of the supporting rod 43, a positioning block 421 is fixedly arranged on the inner side wall of the positioning sheet 42, and the positioning block 421 is movably arranged in the positioning groove; the positioning groove comprises a guide groove body 431 and a plurality of adjusting groove bodies 433, the guide groove bodies 431 and the adjusting groove bodies 433 extend along the length direction of the supporting rod 43, the adjusting groove bodies 433 are distributed on the same side of the positioning groove at equal intervals, the length of the supporting rod 43 extending out of the supporting cylinder 44 is adjusted firstly, then the positioning piece 42 slides to the bottom end face of the supporting cylinder 44, the positioning piece 42 is rotated to enable the positioning block 421 to be placed into the adjusting groove body 433, the supporting cylinder 44 is firstly supported through the positioning piece 42, then the positioning nut 41 is rotated to a preset position to prop against the positioning piece 42, the structure can ensure that after the inclination angle of the rectangular supporting pipe 21 is fixed, the rectangular supporting pipe 21 is not required to be supported by a hand, the positioning nut 41 is screwed by the other hand, the physical strength is saved, the steel pipe tower can be held by the other hand, the safety is improved, meanwhile, the positioning piece 42 can prevent a cable from shaking in the wind to drive the supporting cylinder 44 to vibrate on the supporting rod 43, further, the positioning nut 41 is rotated by the vibration, and the support cylinder 44 is moved toward the support rod 43, so that the support angle of the rectangular support cylinder 44 is reduced, and the maintenance frequency is increased.
Further, as shown in fig. 4 and 11, an opening is provided on the bottom end surface of the rectangular sleeve 11; as shown in fig. 5, 12 and 13, a first connecting ear plate 22 is fixedly disposed on the bottom end surface of the rectangular supporting tube 21, a second connecting ear plate 45 is fixedly disposed on one end of the supporting tube 44 close to the first connecting ear plate 22, and the first connecting ear plate 22 and the second connecting ear plate 45 are movably connected through a bolt.
Further, as shown in fig. 5 and 12, the first connecting lug plate 22 is obliquely arranged on the bottom end surface of the rectangular support tube 21, and the bottom end of the first connecting lug plate 22 extends toward the side close to the support cylinder 44.
Further, as shown in fig. 4 and 11, a mounting frame 13 is fixedly disposed on the top end surface of the rectangular sleeve 11, and a mounting screw hole 131 is formed in the mounting frame 13 for mounting a cable fixing component such as a ceramic hoist.
Further, as shown in fig. 8, a bearing seat is fixedly arranged outside the rotating sleeve 5, an outer ring of the bearing seat is fixedly connected with an inner side wall of the rectangular support tube 21, and the rotating sleeve 5 can flexibly rotate in the rectangular support tube 21 through the arrangement of the bearing seat.
Further, as shown in fig. 13 and 14, a sliding block 432 is disposed at one end of the supporting rod 43 located in the supporting cylinder 44, the sliding block 432 is fixed on an outer side wall of the supporting rod 43, a sliding groove 441 is disposed on an inner side wall of the supporting cylinder 44 along an axial length direction thereof, and the sliding block 432 is slidably disposed in the sliding groove 441 to prevent the supporting rod 43 from sliding out of the supporting cylinder 44.
When the adjustable cross arm is used, the two supporting devices are fixed at the top of a steel tube tower through bolts, when the horizontal length of the adjustable cross arm needs to be adjusted, a wrench is used for clamping the transmission rod 6 and rotating the transmission rod to drive the rotating sleeve 5 to rotate, because the screw 12 can only slide back and forth on the rectangular supporting tube 21 along with the rectangular sleeve 11 and can not rotate, under the matching action of the threads of the rotating sleeve 5 and the screw 12, the rectangular sleeve 11 slides along the length direction of the rectangular supporting tube 21 along with the rotation of the rotating sleeve 5, so that the horizontal length adjustment of the adjustable cross arm is realized, meanwhile, the supporting tube 44 can be driven to slide on the supporting rod 43 when the rectangular sleeve 11 slides, and after the position of the rectangular sleeve 11 is adjusted, the position of the supporting tube 44 on the supporting rod 43 can be fixed through the positioning sheet 42 and the positioning nut 41; when the inclination angle of the rectangular sleeve 11 in the vertical plane needs to be adjusted, the rectangular sleeve 11 is supported to be in a preset inclination angle position, the positioning piece 42 is adjusted to the position of abutting against the lower end face of the supporting cylinder 44, the positioning block 421 of the positioning piece 42 is placed into the corresponding adjusting groove body 433, the supporting cylinder 44 is supported through the positioning piece 42, then the hand supporting the rectangular sleeve 11 is loosened, and the positioning piece 42 is fixed by rotating the positioning nut 41.
Claims (6)
1. The adjustable cross arm for the electric steel tube tower is characterized by comprising two symmetrically arranged supporting devices, wherein the two supporting devices are movably connected through bolts; the supporting device comprises a rectangular sleeve (11), a rectangular supporting pipe (21), a hoop unit (3) and an auxiliary supporting unit (4);
the rectangular sleeve (11) is slidably sleeved at one end of the rectangular support pipe (21), and the other end of the rectangular support pipe (21) extends towards one end far away from the rectangular sleeve (11) and is pivotally connected to the side face of the hoop unit (3); a transmission unit is rotatably arranged in the rectangular supporting tube (21); the transmission unit comprises a rotating sleeve (5) and a first bevel gear (51); the rotating sleeve (5) is rotatably arranged inside the rectangular supporting tube (21), and the length direction of the axis of the rotating sleeve (5) is the same as the length extending direction of the rectangular supporting tube (21); the middle part of the rotating sleeve (5) is provided with a threaded hole along the axis direction; the first bevel gear (51) is fixed at one end of the rotating sleeve (5) far away from the rectangular sleeve (11), and the axis of the first bevel gear (51) is coincided with the axis of the rotating sleeve (5); a transmission rod (6) is rotatably arranged on the bottom end face of the rectangular supporting pipe (21), the top of the transmission rod (6) penetrates into the rectangular supporting pipe (21), a second bevel gear (61) is fixedly arranged at the top end of the transmission rod (6), and the second bevel gear (61) is in meshing transmission with the first bevel gear (51); a screw rod (12) is fixedly arranged in the rectangular sleeve (11) along the length direction of the rectangular sleeve, one end of the screw rod (12) penetrates through the threaded hole, and the rotating sleeve (5) is in threaded transmission connection with the screw rod (12);
the auxiliary supporting unit (4) comprises a supporting cylinder (44), a supporting rod (43), a positioning sheet (42) and a positioning nut (41); one end of the supporting rod (43) is arranged in the supporting cylinder (44) in a sliding way; one end of the supporting cylinder (44) is pivotally connected to the bottom end face of the rectangular supporting tube (21), and one end of the supporting rod (43) is pivotally connected to the side face of the hoop unit (3); the positioning plate (42) and the positioning nut (41) are movably sleeved on the supporting rod (43), one side of the positioning plate (42) is abutted against the bottom end face of the supporting barrel (44), and one side of the positioning nut (41) is abutted against the other side of the positioning plate (42); the supporting rod (43) is provided with an external thread matched with the nut; a positioning groove is formed in the outer side surface of the supporting rod (43), a positioning block (421) is fixedly arranged on the inner side wall of the positioning sheet (42), and the positioning block (421) is movably arranged in the positioning groove; the constant head tank includes along the direction of length of bracing piece (43) guide slot body (431) and a plurality of regulation cell body (433) that extend, and a plurality of regulation cell body (433) are at the same one side of constant head tank with interval distribution.
2. The adjustable cross arm for the electric steel tube tower as claimed in claim 1, wherein the bottom end face of the rectangular sleeve (11) is provided with an opening; the bottom face of rectangle stay tube (21) is fixed and is provided with first connection otic placode (22), the one end that is close to first connection otic placode (22) on a support section of thick bamboo (44) is fixed and is provided with second connection otic placode (45), and first connection otic placode (22) and second connection otic placode (45) pass through bolt swing joint.
3. The adjustable cross arm for the electric steel tube tower as claimed in claim 2, wherein the first connecting ear plate (22) is obliquely arranged on the bottom end surface of the rectangular support tube (21), and the bottom end of the first connecting ear plate (22) extends towards the side close to the support cylinder (44).
4. The adjustable cross arm for the electric power steel pipe tower as claimed in claim 1, 2 or 3, wherein a mounting frame (13) is fixedly arranged on the top end face of the rectangular sleeve (11), and a mounting screw hole (131) is formed in the mounting frame (13).
5. The adjustable cross arm for the power steel tube tower as claimed in claim 1, 2 or 3, wherein a bearing seat is fixedly arranged outside the rotating sleeve (5), and an outer ring of the bearing seat is fixedly connected with an inner side wall of the rectangular support tube (21).
6. The adjustable cross arm for the electric steel tube tower as claimed in claim 3, wherein a sliding block (432) is arranged at one end of the supporting rod (43) positioned in the supporting cylinder (44), the sliding block (432) is fixed on the outer side wall of the supporting rod (43), a sliding groove (441) is formed in the inner side wall of the supporting cylinder (44) along the axial length direction of the supporting cylinder, and the sliding block (432) is slidably arranged in the sliding groove (441).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210785766.XA CN114961402B (en) | 2022-06-30 | 2022-06-30 | Cross arm with adjustable electric power steel pipe tower is used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210785766.XA CN114961402B (en) | 2022-06-30 | 2022-06-30 | Cross arm with adjustable electric power steel pipe tower is used |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114961402A true CN114961402A (en) | 2022-08-30 |
| CN114961402B CN114961402B (en) | 2024-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210785766.XA Active CN114961402B (en) | 2022-06-30 | 2022-06-30 | Cross arm with adjustable electric power steel pipe tower is used |
Country Status (1)
| Country | Link |
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| CN (1) | CN114961402B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117306937A (en) * | 2023-11-30 | 2023-12-29 | 任丘市召明电力设备有限公司 | Corner cross arm of power line |
| CN117976362A (en) * | 2024-04-01 | 2024-05-03 | 国网山东省电力公司潍坊供电公司 | Assembled pole-mounted transformer rack and mounting tool thereof |
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| CN117306937B (en) * | 2023-11-30 | 2024-01-30 | 任丘市召明电力设备有限公司 | Corner cross arm of power line |
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