Electric pole fixing structure

Abstract

The utility model discloses an electric pole fixing structure which comprises an electric pole base and a pre-embedded base, the electric pole base and the pre-embedded base are detachably connected, the pre-embedded base is rotationally provided with a rotary locking seat, the electric pole base is provided with a plurality of locking through holes along the circumference of the electric pole base, and the opening width of the locking through holes is gradually increased in the rotating direction of the rotary locking seat; one end of the locking through hole forms a locking space, and the other end forms an unlocking space; an extension column is arranged at the position, corresponding to the locking through hole, of the rotary locking seat, and a locking block is arranged at the end, away from the rotary locking seat, of the extension column; the extension column is movably arranged in the locking through hole; when the extension column is located in the locking space, the locking block abuts against the upper surface of the electric pole base. When the extension column is located in the unlocking space, the locking block can move up and down relative to the unlocking space. According to the utility model, the vertical position of the electric pole base relative to the embedded base is restrained by rotating the locking seat, so that locking is further formed, and the mounting stability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete electric pole technical field, especially a kind of electric pole fixing structure. BACKGROUND

[0002] As the important support structure of power transmission and communication network, the stability and safety of concrete electric pole are directly related to the long-term reliable operation of public facilities. At present, the installation of concrete electric pole usually adopts the fixing mode that pre-buried base and electric pole base are connected by bolt assembly: during construction, pre-buried base is pre-cast in foundation, and the flange plate at the bottom of electric pole is butted with the flange of pre-buried base through multiple high-strength bolts, and is fixed by screw nut.

[0003] However, the bolt connection mode in the prior art has the following defects:

[0004] Single locking dependency problem: the traditional bolt-nut cooperation only relies on thread friction and axial pre-tightening force to realize locking, lacks redundant locking mechanism. Under the action of long-term wind vibration, foundation settlement or extreme climate (such as typhoon, earthquake), bolt is prone to looseness or even breakage, resulting in electric pole tilting or collapse, and there is a major safety hazard. SUMMARY

[0005] The utility model aims at at least solving one of the technical problems existing in prior art. For this purpose, the utility model provides an electric pole fixing structure adopting rotary locking.

[0006] An electric pole fixing structure designed for this purpose comprises an electric pole base and a pre-buried base, the electric pole base and the pre-buried base are detachably connected, the pre-buried base is rotationally provided with a rotary locking seat, the electric pole base is provided with a plurality of locking through holes along its circumference, and the opening width of the locking through hole is gradually increased along the rotation direction of the rotary locking seat;

[0007] One end of the locking through hole forms a locking space, and the other end forms an unlocking space;

[0008] The rotary locking seat is provided with an extension column corresponding to the position of the locking through hole, and the end of the extension column away from the rotary locking seat is provided with a locking block;

[0009] The extension column is movably arranged in the locking through hole;

[0010] When the extension column is located in the locking space, the locking block abuts against the upper surface of the electric pole base;

[0011] When the extension column is located in the unlocking space, the locking block can move up and down relative to the unlocking space.

[0012] As preferred, the pre-buried base is provided with a plurality of upwardly extending threaded columns;

[0013] The electric pole base is provided with a plurality of mounting holes, threaded columns are arranged to extend upward through the mounting holes, the threaded columns are threadedly connected with locking nuts, and the locking nuts abut against the upper surface of the electric pole base to be locked.

[0014] As preferred, the rotating locking seat is annular, and is arranged outside the embedded base.

[0015] The rotating locking seat is detachably connected with a plurality of guide pieces which are movably inserted into the annular groove.

[0016] As preferred, the guide pieces are bolts, the rotating locking seat is provided with a plurality of threaded holes which are in communication with the annular groove, and the guide pieces are threadedly connected into the threaded holes.

[0017] As preferred, a plurality of positioning grooves are arranged along the circumference in the annular groove, and the guide pieces are provided with positioning protrusions which are movably inserted into the positioning grooves.

[0018] As preferred, the electric pole base is connected with a concrete pole body.

[0019] Compared with the prior art, the embedded base is provided with a rotating locking seat, the electric pole base is provided with a plurality of locking through holes along the circumference thereof, the opening width of the locking through hole is gradually increased along the rotating direction of the rotating locking seat, one end of the locking through hole forms a locking space, and the other end forms an unlocking space, the position of the rotating locking seat corresponding to the locking through hole is provided with an extension column, and one end of the extension column away from the rotating locking seat is provided with a locking block. Under the action of the rotating locking seat, the extension column is moved in the locking through hole along with the rotation of the rotating locking seat relative to the embedded base, when the extension column is located in the locking space, the locking block abuts against the upper surface of the electric pole base, thereby restricting the up-down position of the electric pole base relative to the embedded base, so as to further form locking and improve the stability of installation. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a sectional structure schematic view of the utility model;

[0021] Figure 2 It is a sectional structure schematic view of the utility model; Figure 1 It is an enlarged structure schematic view of A in the utility model;

[0022] Figure 3 It is one of the three-dimensional structure schematic views of the utility model;

[0023] Figure 4 It is the second three-dimensional structure schematic view of the utility model;

[0024] Figure 5 It is a plane structure schematic view of the utility model;

[0025] Figure 6 A schematic plan view of a concrete pole. DETAILED DESCRIPTION

[0026] The technical solutions of the present application will be described in detail below with reference to the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solutions of the present application, and therefore only serve as examples, and cannot limit the protection scope of the present application.

[0027] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the present application; the terms "comprising" and "having," and any variations thereof, as used herein are intended to cover a non-exclusive inclusion.

[0028] In the description of the embodiments of the present application, the technical terms "first", "second", etc. are only used to distinguish different objects, and cannot be understood as indicating or implying relative importance or implicitly indicating the number, specific order or primary and secondary relationship of the indicated technical features.

[0029] Reference herein to "embodiments" means that a particular feature, structure, or characteristic described in connection with an embodiment can be included in at least one embodiment of the present application. The appearance of the phrase in various places in the specification does not necessarily all refer to the same embodiment, nor is it necessarily independent or alternative embodiments to other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein can be combined with other embodiments.

[0030] In the description of the embodiments of the present application, the term "and / or" is only a description of the association relationship between the associated objects, which means that there can be three relationships, for example, A and / or B, which can represent the three cases of A alone, A and B together, and B alone. In addition, the character " / " in this paper generally represents that the front and rear associated objects are a "or" relationship.

[0031] In the description of the embodiments of the present application, the term "a plurality of" refers to two or more (including two), and similarly, "a plurality of groups" refers to two or more groups (including two groups), and "a plurality of pieces" refers to two or more pieces (including two pieces).

[0032] In the description of the embodiments of the present application, the orientation or positional relationship indicated by the technical terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the embodiments of the present application.

[0033] In the description of the embodiments of the present application, unless otherwise explicitly specified and limited, the technical terms "mounting", "connecting", "connecting", "fixing" and the like should be understood broadly, for example, can be fixed connection, can also be detachable connection, or integral; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0034] Referring to Figures 1-6 A pole fixing structure, comprising a pole base 10 and a pre-buried base 20, the pole base 10 and the pre-buried base 20 are detachably connected, the pre-buried base 20 is rotationally provided with a rotation locking seat 30, the pole base 10 is provided with a plurality of locking through holes 100 along its circumference, the opening width of the locking through hole 100 is gradually increased along the rotation direction of the rotation locking seat 30; one end of the locking through hole 100 forms a locking space 102, and the other end forms an unlocking space 101; the rotation locking seat 30 is provided with an extension column 310 corresponding to the position of the locking through hole 100, one end of the extension column 310 away from the rotation locking seat 30 is provided with a locking block 320; the extension column 310 is movably arranged in the locking through hole 100; when the extension column 310 is located in the locking space 102, the locking block 320 abuts against the upper surface of the pole base 10; when the extension column 310 is located in the unlocking space 101, the locking block 320 can move up and down relative to the unlocking space 101. As shown in Figures 3 to 5 the embodiment, the size of the locking block 320 is used for locking and unlocking, which is larger than the width size of the locking space 102, so that when the extension column 310 is located in the locking space 102, the locking block 320 cannot move up and down relative to the pole base 10. When the extension column 310 is located in the unlocking space 101, the size of the locking block 320 is smaller than the opening width of the unlocking space 101, and the locking block 320 can move up and down relative to the unlocking space 101.

[0035] Referring to Figure 2 , the embedded base 20 is provided with a plurality of upward extending threaded columns 210; the electric pole base 10 is provided with a plurality of mounting holes 110, the threaded columns 210 extend upwardly through the mounting holes 110, the threaded columns 210 are threadedly connected with locking nuts 40, and the locking nuts 40 are locked in abutment with the upper surface of the electric pole base 10. When assembled, the embedded base 20 is embedded in the ground with concrete, and the electric pole base 10 is assembled and connected with the embedded base 20 from top to bottom under the action of hoisting. When hoisted, the threaded columns 210 and the mounting holes 110 need to be aligned with each other, and the locking blocks 320 and the unlocking spaces 101 need to be aligned with each other, so that the electric pole base 10 can be inserted and assembled with the embedded base 20 from top to bottom.

[0036] Referring to Figure 2 , the rotating locking seat 30 is annular in structure, the rotating locking seat 30 is sleeved on the outside of the embedded base 20, and the outer side wall surface of the embedded base 20 is provided with an annular groove 220; the rotating locking seat 30 is detachably connected with a plurality of guide pieces 50, and the guide pieces 50 are movably inserted into the annular groove 220. The cooperation of the guide pieces 50 and the annular groove 220 is to avoid the upward and downward movement of the rotating locking seat 30 relative to the embedded base 20.

[0037] Further, the guide piece 50 is a bolt, the rotating locking seat 30 is provided with a plurality of threaded holes 300 in communication with the annular groove 220, and the guide piece 50 is threadedly connected in the threaded hole 300.

[0038] Referring to Figure 2 , a plurality of positioning grooves 230 are arranged along the circumference in the annular groove 220, the guide piece 50 is provided with a positioning protrusion 510, and the positioning protrusion 510 is movably inserted into the positioning groove 230. When the positioning protrusion 510 is inserted into the positioning groove 230, the rotating locking seat 30 is in a locked state and cannot be rotated relative to the embedded base 20. With the rotation of the guide piece 50 under the threaded connection, the positioning protrusion 510 can be inserted into or withdrawn from the positioning groove 230.

[0039] Referring to Figure 6 , the electric pole base 10 is connected with a concrete pole body 60.

[0040] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A pole fixing structure comprising a pole base (10) and a pre-embedded base (20), the pole base (10) and the pre-embedded base (20) being detachably connected, characterized in that: The embedded base (20) is rotationally provided with a rotation locking seat (30), the electric pole base (10) is provided with a plurality of locking through holes (100) along the circumference thereof, the opening width of the locking through hole (100) is gradually increased along the rotation direction of the rotation locking seat (30); One end of the locking through hole (100) forms a locking space (102), and the other end forms an unlocking space (101); The rotation locking seat (30) is provided with an extension column (310) corresponding to the position of the locking through hole (100), and the extension column (310) is provided with a locking block (320) at the end away from the rotation locking seat (30); The extension column (310) is movably arranged in the locking through hole (100); When the extension column (310) is located in the locking space (102), the locking block (320) abuts against the upper surface of the electric pole base (10); When the extension column (310) is located in the unlocking space (101), the locking block (320) can move up and down relative to the unlocking space (101).

2. A pole fixing structure according to claim 1, characterized in that: The embedded base (20) is provided with a plurality of upwardly extending threaded columns (210); The electric pole base (10) is provided with a plurality of mounting holes (110), the threaded columns (210) extend upwardly through the mounting holes (110), the threaded columns (210) are threadedly connected with locking nuts (40), and the locking nuts (40) abut against and lock the upper surface of the electric pole base (10).

3. The pole securing structure of claim 1, wherein: The rotation locking seat (30) is in an annular structure, the rotation locking seat (30) is sleeved outside the embedded base (20), and the outer sidewall surface of the embedded base (20) is provided with an annular groove (220); The rotation locking seat (30) is detachably connected with a plurality of guide pieces (50), and the guide pieces (50) are movably inserted into the annular groove (220).

4. A pole fixing structure according to claim 3, characterized in that: The guide piece (50) is a bolt, the rotation locking seat (30) is provided with a plurality of threaded holes (300) in communication with the annular groove (220), and the guide piece (50) is threadedly connected in the threaded hole (300).

5. A pole fixing structure according to claim 4, characterized in that: The annular groove (220) is provided with a plurality of positioning grooves (230) arranged along the circumference, the guide piece (50) is provided with a positioning protrusion (510), and the positioning protrusion (510) is movably inserted into the positioning groove (230).

6. The pole securing structure of claim 1, wherein: The electric pole base (10) is connected with a concrete pole body (60).

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