CN111852162A - Annular concrete pole and sectional assembling method thereof - Google Patents
Annular concrete pole and sectional assembling method thereof Download PDFInfo
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- CN111852162A CN111852162A CN202010735114.6A CN202010735114A CN111852162A CN 111852162 A CN111852162 A CN 111852162A CN 202010735114 A CN202010735114 A CN 202010735114A CN 111852162 A CN111852162 A CN 111852162A
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- rod
- thread
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- concrete pole
- pole
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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
- E04H12/12—Structures made of specified materials of concrete or other stone-like material, with or without internal or external reinforcements, e.g. with metal coverings, with permanent form elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
-
- 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
- E04H12/34—Arrangements for erecting or lowering towers, masts, poles, chimney stacks, or the like
- E04H12/342—Arrangements for stacking tower sections on top of each other
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- Architecture (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses an annular concrete pole and a sectional assembly method thereof, wherein the annular concrete pole consists of a plurality of sections of sub-pole bodies, the top end surface of each section of sub-pole body is axially provided with a plurality of cylindrical holes, the hole walls of the cylindrical holes are provided with thread grooves, the bottom end surface of each section of sub-pole body is provided with a plurality of inserted bars, the inserted bars correspond to the positions of the cylindrical holes one by one, each inserted bar consists of an inner core shaft and an outer shaft sleeve, the inner core shaft is fixedly connected with the bottoms of the sub-pole bodies, the inner wall of the outer shaft sleeve is rotatably connected with the inner core shaft, the outer diameter of the outer shaft sleeve is equal to the inner diameter of the cylindrical hole, the outer wall of the outer shaft sleeve is provided with thread strips. The annular concrete pole adopts a sectional assembly method, is convenient to transport, and reduces the difficulty of site construction; and when the assembly is carried out, the sub-rod bodies are only required to be lifted and aligned, the threaded connection of the adjacent sub-rod bodies can be completed by utilizing the self gravity of the sub-rod bodies, the firm connection performance is ensured, and the on-site assembly efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of electric power towers, in particular to an annular concrete electric pole and a sectional assembly method thereof.
Background
In recent years, with the rapid development of the electric power industry in China, the requirements of urban and rural industrial and agricultural development on power transmission and distribution lines are higher and higher, and new higher technical requirements are provided for concrete pole products due to the continuous improvement of voltage levels and flux. The choice of pole type in overhead transmission and distribution line design is generally divided into three types: iron towers, steel pipe poles and concrete poles. However, the iron tower and the steel pipe pole have poor corrosion resistance, high manufacturing cost, short service life, large floor area, complex installation process and long construction period, so that the steel structure-like pole is gradually eliminated by the market, and the concrete pole is gradually favored by users. The concrete electric pole is most commonly provided with an annular cross section, the annular concrete electric pole comprises a conical pole and an equal-diameter pole, the tip diameter of the conical pole is generally 100-230 mm, and the taper is 1: 75; the diameter of the isometric rod is 300-550 mm; the wall thickness of both the two is 30-60 mm.
However, the ring-shaped concrete pole is very inconvenient to transport and install in site construction due to its large length, heavy weight and easy damage.
Disclosure of Invention
The invention aims to provide an annular concrete pole and a sectional assembly method thereof, which solve the problem that the existing annular concrete pole is inconvenient to transport and install in site construction.
The invention realizes the purpose through the following technical scheme:
the utility model provides an annular concrete pole, annular concrete pole divides the body of rod to constitute by a plurality of sections, and the top terminal surface axial of every section branch body of rod is opened has a plurality of cylindricality hole, be equipped with the thread groove on the pore wall of cylindricality hole, the bottom terminal surface of every section branch body of rod is equipped with a plurality of inserted bars, the inserted bar is constituteed by inner core axle and outer axle sleeve with the position one-to-one in cylindricality hole, inner core axle and branch body bottom fixed connection, the inner wall and the inner core axle rotatable coupling of outer axle sleeve, the external diameter of outer axle sleeve equals the internal diameter in cylindricality hole, and the outer wall of outer axle sleeve is equipped with the thread strip, the thread strip can be in the complete screw in thread groove.
The further improvement is that four cylindrical holes and four inserted rods are arranged on each section of the branch rod body and are uniformly distributed on the bottom or top end face of the branch rod body.
The further improvement lies in that the rod separating body is of a hollow cylindrical structure or a hollow truncated cone-shaped structure.
The improved structure is characterized in that one circle or a plurality of circles of annular clamping blocks are arranged on the outer wall of the inner core shaft, annular grooves corresponding to the annular clamping blocks one to one are formed in the inner wall of the outer shaft sleeve, and the annular clamping blocks are movably embedded into the annular grooves.
The further improvement is that the lead angle of the thread strip and the thread groove is larger than 30 degrees.
In a further improvement, the cross section of the thread strip and the thread groove is rectangular, the longitudinal width of the thread strip is gradually increased from the bottom to the top, the longitudinal width of the thread groove is kept constant, and the longitudinal width of the thread groove is equal to the longitudinal width at the top end 1/10 of the thread strip.
In a further improvement, the longitudinal width of the thread strip increases from bottom to top at a rate of: the longitudinal width of the thread strips is increased by 0.12mm every 10mm of inner arc distance.
The improved structure is characterized in that the bottom end face of the inner mandrel is provided with a plurality of guide wheels, and the rotating directions of the guide wheels are tangent to the circumferential direction of the outer shaft sleeve.
A method for assembling annular concrete poles in sections comprises the steps of vertically installing a first section of a sub-pole body on the ground through a base, and vertically stacking other non-first section sub-pole bodies section by section to form the annular concrete poles;
wherein, the vertical stack operation of the non-first segment sub-rod body is as follows: the sub-rod body is vertically hoisted by utilizing hoisting equipment, the inserted rods at the bottom end of the hoisting sub-rod body are inserted into the cylindrical hole openings at the top end of the installed sub-rod body in a one-to-one correspondence mode, the sub-rod body is dismounted and kept in a vertical state, the inserted rods are pressed down by utilizing the self gravity of the inserted rods, the outer shaft sleeves of the inserted rods rotate relative to the inner core shaft, and the thread strips are gradually screwed into the thread grooves until the thread strips are completely screwed into the thread grooves.
The invention has the beneficial effects that: the annular concrete pole adopts a sectional assembly method, is convenient to transport, and reduces the difficulty of site construction; during assembly, the sub-rod bodies are lifted and aligned, and the threaded connection of the adjacent sub-rod bodies can be completed by utilizing the self gravity of the sub-rod bodies, so that the connection firmness is guaranteed, and the field assembly efficiency is greatly improved; in addition, the pole outer wall is level and smooth after the equipment, does not have any protruding structure, makes things convenient for the electric power worker to scramble.
Drawings
FIG. 1 is a vertical cross-sectional view of an annular concrete pole;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a vertical cross-sectional view of the split body;
FIG. 4 is a schematic structural view of the inner mandrel;
FIG. 5 is a schematic structural view of the outer hub;
in the figure: 1. a rod splitting body; 2. a cylindrical hole; 3. a thread groove; 4. inserting a rod; 41. an inner mandrel; 42. an outer sleeve; 5. a threaded strip; 6. an annular fixture block; 7. an annular groove; 8. and (4) a guide wheel.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
Referring to fig. 1 to 5, an annular concrete pole, annular concrete pole comprises a plurality of sections of branch body of rod 1, a plurality of cylindrical hole 2 is opened to every section of branch body of rod 1's top terminal surface axial, be equipped with thread groove 3 on the pore wall of cylindrical hole 2, every section of branch body of rod 1's bottom terminal surface is equipped with a plurality of inserted bars 4, inserted bar 4 and cylindrical hole 2's position one-to-one, every inserted bar 4 comprises inner core axle 41 and outer axle sleeve 42, inner core axle 41 and branch body of rod 1 bottom fixed connection, the inner wall and the inner core axle 41 rotatable coupling of outer axle sleeve 42, the external diameter of outer axle sleeve 42 equals the internal diameter of cylindrical hole 2, and the outer wall of outer axle sleeve 42 is equipped with thread strip 5, thread strip 5 can screw in thread groove 3 completely, and inserted bar 4 inserts in cylindrical hole 2 just after the complete screw in, accomplish the equipment of adjacent branch body of rod 1.
In the invention, four cylindrical holes 2 and four insertion rods 4 are arranged on each section of the sub-rod body 1, and are uniformly distributed on the bottom or top end surface of the sub-rod body 1, namely in four different directions, and the inner diameter of each cylindrical hole 2 is about 3 cm.
In the invention, the branch rod body 1 is in a hollow cylindrical structure or a hollow round table structure, namely, an equal-diameter structure and a reducing structure respectively.
In the invention, one or more circles of annular fixture blocks 6 are arranged on the outer wall of the inner mandrel 41, annular grooves 7 corresponding to the annular fixture blocks 6 one by one are formed on the inner wall of the outer mandrel 42, and the annular fixture blocks 6 are movably embedded into the annular grooves 7. Thus, the outer sleeve 42 can only rotate about the inner spindle 41 and cannot move up and down.
In the invention, the thread lead angle of the thread strip 5 and the thread groove 3 is larger than 30 degrees, when the inserted bar 4 is pressed downwards, the component force of the thread strip 5 and the thread groove 3 in the horizontal direction is increased by the same downward pressure, so that the outer shaft sleeve 42 can be ensured to rotate relative to the inner core shaft 41, the inserted bar is screwed in, and the screwing degree is ensured.
In the present invention, the cross-sections of the thread strip 5 and the thread groove 3 are rectangular, the longitudinal width of the thread strip 5 is gradually increased from the bottom to the top, and the increase rate of the longitudinal width of the thread strip 5 from the bottom to the top is: the longitudinal width of the thread strip 5 increases by 0.12mm every 10mm of the inner arc distance, the longitudinal width of the thread groove 3 remains constant, and the longitudinal width of the thread groove 3 is equal to the longitudinal width at the top end 1/10 of the thread strip 5. The longitudinal width of the thread groove 3 remains constant and the longitudinal width of the thread groove 3 is equal to the longitudinal width at the upper end 1/10 of the thread strip 5, i.e. in the part of the upper end 1/10 of the thread strip 5, the longitudinal width of the thread strip 5 is greater than the longitudinal width of the thread groove 3. In the process of pressing down by gravity, the thread strip 5 rotates deeply in the thread groove 3, and the thread strip 5 gradually becomes wider and is engaged with the thread groove 3 more and more tightly to realize fixation.
In the invention, the end surface of the bottom of the inner mandrel 41 is provided with a plurality of guide wheels 8, and the rotating directions of the guide wheels 8 are tangent to the circumferential direction of the outer mandrel 42. In the process that the inserting rod 4 is downwards pressed by the gravity of the rod splitting body 1, the bottom end of the inner core shaft 41 can be abutted to the inner bottom of the outer shaft sleeve 42, sliding friction is changed into rolling friction by the arrangement of the guide wheel 8, the rotating resistance of the outer shaft sleeve 42 is greatly reduced, and the outer shaft sleeve is further ensured to be capable of rotating and screwed into the cylindrical hole 2.
The invention also provides a sectional assembling method of the annular concrete pole, which comprises the steps of vertically installing the first section of the sub-pole body 1 on the ground through the bolt base, and vertically superposing other non-first section sub-pole bodies 1 section by section to assemble the annular concrete pole;
wherein, the vertical stack operation of the non-first segment rod body 1 is as follows: utilize the vertical hoisting of lifting device to divide the body of rod 1, make the inserted bar 4 one-to-one that hoists and divide the body of rod 1 bottom insert in the cylindrical hole 2 orifice department of the body of rod 1 top of installation, lift off and divide the body of rod 1 and keep its vertical state, utilize its self gravity to push down inserted bar 4, the outer axle sleeve 42 of inserted bar 4 rotates for interior dabber 41 this moment, and in the screw thread groove 3 of screw thread strip 5 screw in gradually, until the screw thread strip 5 screw in the screw thread groove 3 completely.
After the completion equipment, divide the body of rod 1 can not horizontal migration, and can only just separate at long-time upwards pulling, and go up the pulling force degree and need overcome gravity and 5 and the 3 snap-in forces of thread groove, this kind of condition can not appear in the reality obviously, so its fastness can be guaranteed, and the transportation of the important and assembling process convenience are showing and are promoting.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (9)
1. An annular concrete electric pole which is characterized in that: annular concrete pole divides the body of rod (1) to constitute by a plurality of sections, and the top terminal surface axial of every section branch body of rod (1) is opened has a plurality of cylindricality hole (2), be equipped with thread groove (3) on the pore wall of cylindricality hole (2), the bottom terminal surface of every section branch body of rod (1) is equipped with a plurality of inserted bars (4), inserted bar (4) and the position one-to-one of cylindricality hole (2), every inserted bar (4) comprise interior spindle (41) and outer axle sleeve (42), interior spindle (41) and branch body of rod (1) bottom fixed connection, the inner wall and interior spindle (41) rotatable coupling of outer axle sleeve (42), the external diameter of outer axle sleeve (42) equals the internal diameter of cylindricality hole (2), and the outer wall of outer axle sleeve (42) is equipped with thread strip (5), thread strip (5) can be completely in thread groove (3).
2. An annular concrete pole as recited in claim 1, wherein: four cylindrical holes (2) and four insertion rods (4) are arranged on each section of the rod splitting body (1), and are uniformly distributed at the bottom or the top end face of the rod splitting body (1).
3. An annular concrete pole as recited in claim 1, wherein: the rod separating body (1) is of a hollow cylindrical structure or a hollow truncated cone structure.
4. An annular concrete pole as recited in claim 1, wherein: the outer wall of the inner core shaft (41) is provided with one or more rings of annular clamping blocks (6), the inner wall of the outer shaft sleeve (42) is provided with annular grooves (7) corresponding to the annular clamping blocks (6) one by one, and the annular clamping blocks (6) are movably embedded into the annular grooves (7).
5. An annular concrete pole as recited in claim 1, wherein: the lead angle of the thread strip (5) and the thread groove (3) is larger than 30 degrees.
6. An annular concrete pole as recited in claim 1, wherein: the cross sections of the thread strips (5) and the thread grooves (3) are rectangular, the longitudinal width of the thread strips (5) is gradually increased from the bottom to the top, the longitudinal width of the thread grooves (3) is kept unchanged, and the longitudinal width of the thread grooves (3) is equal to the longitudinal width of the top ends 1/10 of the thread strips (5).
7. An annular concrete pole as recited in claim 6, wherein: the longitudinal width of the thread strip (5) increases from bottom to top at a rate of: the longitudinal width of the thread strips (5) is increased by 0.12mm every 10mm of inner arc distance.
8. An annular concrete pole as recited in claim 1, wherein: the end face of the bottom of the inner mandrel (41) is provided with a plurality of guide wheels (8), and the rotating directions of the guide wheels (8) are tangent to the circumferential direction of the outer shaft sleeve (42).
9. A method of segmental assembly of an annular concrete pole as claimed in any one of claims 1 to 8, wherein: the method comprises the following steps that a first section of the sub-rod body (1) is vertically arranged on the ground through a base, and then other non-first section sub-rod bodies (1) are vertically overlapped section by section to be assembled into the annular concrete pole;
wherein, the vertical stack operation of the non-first segment rod body (1) is as follows: utilize the vertical branch body of rod (1) of hoisting equipment, make the inserted bar (4) one-to-one that hoist and hang branch body of rod (1) bottom insert in cylindrical hole (2) the orifice department on installed branch body of rod (1) top, lift off branch body of rod (1) and keep its vertical state, utilize its self gravity to push down inserted bar (4), the outer axle sleeve (42) of inserted bar (4) this moment rotates for inner core axle (41), and in screw thread strip (5) screw in thread groove (3) gradually, until in screw thread strip (5) screw in thread groove (3) completely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010735114.6A CN111852162A (en) | 2020-07-28 | 2020-07-28 | Annular concrete pole and sectional assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010735114.6A CN111852162A (en) | 2020-07-28 | 2020-07-28 | Annular concrete pole and sectional assembling method thereof |
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| Publication Number | Publication Date |
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| CN111852162A true CN111852162A (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010735114.6A Pending CN111852162A (en) | 2020-07-28 | 2020-07-28 | Annular concrete pole and sectional assembling method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113846892A (en) * | 2021-10-15 | 2021-12-28 | 江西荣仁电力器材有限公司 | Sectional combined type concrete wire pole and pipe making forming mechanism thereof |
| CN113882742A (en) * | 2021-11-10 | 2022-01-04 | 国网湖北省电力有限公司宜昌供电公司 | Portable emergency electric pole |
| CN114016805A (en) * | 2021-12-01 | 2022-02-08 | 富宁湘滇水泥制品有限公司 | Insulated telegraph pole and production process thereof |
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| CN204920414U (en) * | 2015-06-11 | 2015-12-30 | 国家电网公司 | Segment to peg graft concurrent and insertion rod section thereof |
| US20170279187A1 (en) * | 2016-03-25 | 2017-09-28 | James D. Lockwood | Small Cell Smart Pole |
| CN108678524A (en) * | 2018-05-10 | 2018-10-19 | 合肥海银杆塔有限公司 | A kind of quick-splicing type cement shaft tower |
| CN109098380A (en) * | 2018-08-10 | 2018-12-28 | 安徽辰航新材料科技有限公司 | Stone honeycomb core composite board |
| CN110700676A (en) * | 2019-09-30 | 2020-01-17 | 安徽省方大水泥制品有限公司 | Sectional type prestressed high-strength reinforced concrete pole |
| CN210659477U (en) * | 2019-08-30 | 2020-06-02 | 浙江华勘新能源科技有限公司 | Tower barrel with pin shaft structure |
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2020
- 2020-07-28 CN CN202010735114.6A patent/CN111852162A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204920414U (en) * | 2015-06-11 | 2015-12-30 | 国家电网公司 | Segment to peg graft concurrent and insertion rod section thereof |
| US20170279187A1 (en) * | 2016-03-25 | 2017-09-28 | James D. Lockwood | Small Cell Smart Pole |
| CN108678524A (en) * | 2018-05-10 | 2018-10-19 | 合肥海银杆塔有限公司 | A kind of quick-splicing type cement shaft tower |
| CN109098380A (en) * | 2018-08-10 | 2018-12-28 | 安徽辰航新材料科技有限公司 | Stone honeycomb core composite board |
| CN210659477U (en) * | 2019-08-30 | 2020-06-02 | 浙江华勘新能源科技有限公司 | Tower barrel with pin shaft structure |
| CN110700676A (en) * | 2019-09-30 | 2020-01-17 | 安徽省方大水泥制品有限公司 | Sectional type prestressed high-strength reinforced concrete pole |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113846892A (en) * | 2021-10-15 | 2021-12-28 | 江西荣仁电力器材有限公司 | Sectional combined type concrete wire pole and pipe making forming mechanism thereof |
| CN113846892B (en) * | 2021-10-15 | 2022-11-18 | 江西荣仁电力器材有限公司 | Sectional combined type concrete wire pole and pipe making forming mechanism thereof |
| CN113882742A (en) * | 2021-11-10 | 2022-01-04 | 国网湖北省电力有限公司宜昌供电公司 | Portable emergency electric pole |
| CN114016805A (en) * | 2021-12-01 | 2022-02-08 | 富宁湘滇水泥制品有限公司 | Insulated telegraph pole and production process thereof |
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Application publication date: 20201030 |