A kind of spliced tangent suspension tower
Technical field
The utility model relates to electric power facility field, especially spliced tangent suspension tower.
Background technology
Tangent tower is the most frequently used a kind of tower of transmission line of electricity, is also transmission tower.Generally be used for bearing the gravity of wire at transmission line of electricity cathetus tower, i.e. vertical load.For the tangent tower being applicable to high voltage transmission line, for ensureing that safety in height has requirement for height, but too high tangent tower structure due to its build huge, no matter be Workshop Production, transport aspect or in-site installation all has very large difficulty, bring a lot of inconvenience.
Utility model content
The purpose of this utility model is, for above-mentioned the deficiencies in the prior art, provides a kind of spliced tangent suspension tower.
The technical scheme that the spliced tangent suspension tower of the utility model adopts is as follows:
The spliced tangent suspension tower of the utility model, comprise tower body, cross-arm and column foot, column foot is fixed on bottom tower body, cross-arm is fixed on tower body top, described tower body comprises bottom standard knot, top standard knot and connection standard joint, the quantity at least one group of connection standard joint, bottom standard knot is connected with the upper and lower split of top standard knot by least one group of connection standard joint, and the stitching portion of bottom standard knot, top standard knot and connection standard joint is provided with snap ring, described connection standard joint comprises the first frame plate be oppositely arranged before and after two groups, between the edge of two group of first frame plate of front and back setting, be provided with about two groups the second frame plates be oppositely arranged, the edge junction of the first frame plate and the second frame plate is provided with fixation kit, described first frame plate comprises two the first triangular framings, two the first triangular framing hypotenuses are provided with the perforation that at least two groups are coaxially arranged, two the first triangular framings are fixedly connected with through perforation by set bolt, the upper right-angle side of superposed first triangular framing is provided with inserting column, the lower right-angle side of the first triangular framing being positioned at bottom is provided with the spliced eye matched with inserting column, first triangular framing inside is provided with the first waist muscle, first waist muscle both sides are provided with the first reinforcing rib, the relative inner of the first triangular framing is provided with inserting groove, described second frame plate comprises two the second triangular framings, the hypotenuse of two the second triangular framings is fixedly connected with by set bolt, the hypotenuse of two the second triangular framings is provided with the perforation that at least two groups are coaxially arranged, two the second triangular framings are fixedly connected with through perforation by set bolt, second triangular framing inside is provided with the second waist muscle, second waist muscle both sides are provided with the second reinforcing rib, the left and right both ends of the surface of the second triangular framing are provided with inserted link, and the merging that matches of the size of inserted link and inserting groove is inserted in inserting groove.
As preferred version of the present utility model, described fixation kit comprises L shape steel plate and lock screw, L shape steel plate is welded by transverse slat face and stringer board face, screw hole is provided with in transverse slat face and stringer board face, the contact site of the first frame plate and the second frame plate and screw hole is provided with via hole, and lock screw is inserted into screw hole and via hole by L shape Interal fixation outside the edge junction of the first frame plate and the second frame plate.
As preferred version of the present utility model, the inner surface in transverse slat face and stringer board face is provided with anti-slip veins or anti-skidding projection.
As preferred version of the present utility model, the upper surface of the first frame plate and the second frame plate is provided with rubber layer.
As preferred version of the present utility model, described bottom standard knot comprises the first square box, second square box, oblique connecting rod and stretch-proof organization, the length of side of the second square box is greater than the length of side of the first square box, first square box is arranged on connection standard joint bottom, first square box upper surface is provided with plug, second square box is arranged on below the first square box, second square box is fixedly connected with the first square box by oblique connecting rod, second square box bottom is connected with column foot, the quantity of described oblique connecting rod is four, four oblique connecting rods are connected with the corner of the first square box with the second square box respectively, described stretch-proof organization is four groups, four groups of stretch-proof organizations are separately positioned between four trapezoidal faces that the first square box and the second square box and oblique connecting rod formed, described stretch-proof organization of often organizing includes midfoot support bar, lacing wire, catch and some the pull bars be arranged in parallel, the upper end of midfoot support bar is connected with in the middle part of one side of the first square box, the lower end of midfoot support bar and being connected with the middle part on the first corresponding limit of square box of the second square box, some the pull bars be arranged in parallel are separately positioned on the left and right sides of midfoot support bar, the angle a of pull bar and midfoot support bar is 40-85 °, pull bar is provided with lacing wire perforation, the lacing wire perforation of some the pull bars be arranged in parallel is coaxial to be arranged, lacing wire is bored a hole through lacing wire and is fixed by catch.
As preferred version of the present utility model, the angle a of described pull bar and midfoot support bar is 70 °.
As preferred version of the present utility model, described top standard knot comprises third party's shape frame, square frame, supporting linkage and wind-resistance mechanism, the length of side of square frame is greater than the length of side of third party's shape frame, third party's shape frame is arranged on connection standard joint top, third party's shape frame is provided with jack, square frame is arranged on above third party's shape frame, third party's shape frame is fixedly connected with square frame by supporting linkage, the quantity of described supporting linkage is four, and four supporting linkages are connected with the corner of square frame with third party's shape frame respectively, described wind-resistance mechanism is four groups, four groups of wind-resistance mechanisms are separately positioned between four trapezoidal faces that third party's shape frame and square frame and supporting linkage formed, described wind-resistance mechanism of often organizing includes left brace, right brace and arched ribs, the upper end of left brace and right brace is all arranged on square frame middle part on one side, left brace and the lower end of right brace are separately positioned on the two ends, left and right on the limit corresponding with square frame of third party's shape frame, the quantity of arched ribs is three, be respectively the first arched ribs, second arched ribs and the 3rd arched ribs, first arched ribs is arranged in the triangle space that square frame and supporting linkage and left brace formed, second arched ribs is arranged in the triangle space that third party's shape frame and left brace and right brace formed, 3rd arched ribs is arranged in the triangle space that square frame and supporting linkage and right brace formed.
The advantage of the spliced tangent suspension tower of the utility model is, convenient transportation, can be transported in field and carry out splicing installation, reusable after removing, save expense, improve economic benefit, tower body adopts three kinds of standard knots to splice, bottom standard knot has stronger stability and uplift resistance, and prevent the overweight situation occurring tilting of tower body from occurring, top standard knot has good wind resistance, due to the excessive height of top standard knot, wind-force is excessive, has the application life that good wind resistance can improve top standard knot, prevents torsional deformation.
Accompanying drawing explanation
Fig. 1 is the front view of the spliced tangent suspension tower of the utility model.
Fig. 2 is the elevation of the connection standard joint of the spliced tangent suspension tower of the utility model.
Fig. 3 is the top view of the connection standard joint of the spliced tangent suspension tower of the utility model.
Fig. 4 is the first frame plate elevation of the connection standard joint of the spliced tangent suspension tower of the utility model.
Fig. 5 is the second frame plate elevation of the connection standard joint of the spliced tangent suspension tower of the utility model.
Detailed description of the invention
As shown in drawings, the spliced tangent suspension tower of the utility model, comprise tower body, cross-arm 1 and column foot 2, column foot 2 is fixed on bottom tower body, and cross-arm 1 is fixed on tower body top.Column foot 2 is connected with ground, and tower body is arranged on and column foot is used for support cross arm 1.
Tower body comprises bottom standard knot, top standard knot and connection standard joint, the quantity at least one group of connection standard joint, bottom standard knot is connected with the upper and lower split of top standard knot by least one group of connection standard joint, and the stitching portion of bottom standard knot, top standard knot and connection standard joint is provided with snap ring.Bottom standard knot has stronger stability and uplift resistance, prevent the overweight situation occurring tilting of tower body from occurring, top standard knot has good wind resistance, due to the excessive height of top standard knot, wind-force is excessive, there is the application life that good wind resistance can improve top standard knot, prevent torsional deformation.Connection standard joint, as the main body of tower body, can be selected the quantity that connection standard saves according to the height of required tangent suspension tower, finally selected connection standard joint is carried out splicing with bottom standard knot and top standard knot and installs.
Connection standard joint comprises the first frame plate be oppositely arranged before and after two groups, between the edge of two group of first frame plate of front and back setting, be provided with about two groups the second frame plates be oppositely arranged, the edge junction of the first frame plate and the second frame plate is provided with fixation kit.The first frame plate be oppositely arranged before and after two groups and about two groups the second frame plates be oppositely arranged form a four sides cube jointly, and multiple four sides cube that more piece connection standard joint is formed vertically splices installation up and down.
Described first frame plate comprises two the first triangular framings 3, two the first triangular framing hypotenuses are provided with the perforation that at least two groups are coaxially arranged, two the first triangular framings 3 are fixedly connected with through perforation by set bolt 4, the upper right-angle side of superposed first triangular framing 3 is provided with inserting column 5, the lower right-angle side of the first triangular framing being positioned at bottom is provided with the spliced eye matched with inserting column, first triangular framing 3 inside is provided with the first waist muscle 6, first waist muscle both sides are provided with the first reinforcing rib 7, the relative inner of the first triangular framing 3 is provided with inserting groove.The connection standard joint being positioned at top is inserted into the spliced eye of the connection standard joint being positioned at below by inserting column 5, linked into an integrated entity by neighbouring two joint connection standard joints, the first waist muscle 6 and the first reinforcing rib 7 can increase the stability of the first triangular framing 3.
Described second frame plate comprises two the second triangular framings 8, the hypotenuse of two the second triangular framings 8 is fixedly connected with by set bolt, the hypotenuse of two the second triangular framings 8 is provided with the perforation that at least two groups are coaxially arranged, two the second triangular framings 8 are fixedly connected with through perforation by set bolt, second triangular framing 8 inside is provided with the second waist muscle 9, second waist muscle both sides are provided with the second reinforcing rib 10, the left and right both ends of the surface of the second triangular framing 8 are provided with inserted link 11, the merging that matches of inserted link 11 and the size of inserting groove is inserted in inserting groove.Second frame plate is provided with inserted link 11 by the left and right both ends of the surface of the second triangular framing 8 and matches with the inserting groove size that the relative inner of the first triangular framing 3 is arranged, thus the mode being inserted inserting groove by inserted link 11 is connected stable to the first frame plate and the second frame plate, the first frame plate and the second frame plate is formed jointly a four sides cube.Second waist muscle 9 and the second reinforcing rib 10 can increase the stability of the second triangular framing.
Described fixation kit comprises L shape steel plate 12 and lock screw 13, L shape steel plate 12 is welded by transverse slat face and stringer board face, screw hole is provided with in transverse slat face and stringer board face, the contact site of the first frame plate and the second frame plate and screw hole is provided with via hole, and lock screw 13 is inserted into screw hole and L shape steel plate 12 is fixed on outside the edge junction of the first frame plate and the second frame plate by via hole.The right angle joint that first frame plate and the second frame plate are formed jointly wraps with the form of structure of metal hemming edge by L shape steel plate 12, and is undertaken fastening by lock screw 13, thus improves the connective stability between the first frame plate and the second frame plate.The inner surface in transverse slat face and stringer board face is provided with anti-slip veins or anti-skidding projection, and anti-slip veins and anti-skidding projection can increase L shape steel plate and the frictional property between the first frame plate and the second frame plate.
The upper surface of the first frame plate and the second frame plate is provided with rubber layer.
Described bottom standard knot comprises the first square box 15, second square box 16, oblique connecting rod 17 and stretch-proof organization, the length of side of the second square box 16 is greater than the length of side of the first square box 15, first square box 15 is arranged on connection standard joint bottom, first square box upper surface is provided with plug, second square box 16 is arranged on below the first square box 15, second square box 16 is fixedly connected with the first square box 15 by oblique connecting rod 17, second square box 16 bottom is connected with column foot 2, the quantity of described oblique connecting rod 17 is four, four oblique connecting rods 17 are connected with the corner of the first square box 15 with the second square box 16 respectively, described stretch-proof organization is four groups, four groups of stretch-proof organizations are separately positioned between four trapezoidal faces that the first square box 15 and the second square box 16 and oblique connecting rod 17 formed, described stretch-proof organization of often organizing includes midfoot support bar 18, lacing wire 19, catch 20 and some the pull bars be arranged in parallel 21, the upper end of midfoot support bar 18 is connected with in the middle part of one side of the first square box 15, the lower end of midfoot support bar 18 and being connected with the middle part on the first corresponding limit of square box of the second square box 16, some the pull bars be arranged in parallel 21 are separately positioned on the left and right sides of midfoot support bar 18, pull bar 21 is 40-85 ° with the angle a of midfoot support bar 18, preferably 70 °.Pull bar 21 is provided with lacing wire perforation, and the lacing wire perforation of some the pull bars be arranged in parallel 21 is coaxial to be arranged, and lacing wire 19 is passed lacing wire perforation and is fixed by catch 20.By the length of side of the second square box 16 is set to the length of side being greater than the first square box 15, first square box 15 is arranged on the form of structure of connection standard joint bottom, bottom standard knot is made to form a bucking ladder form of structure, the gradient that can increase column foot and tower body by arranging stretch-proof organization on the one hand cushions, and can improve the resistance to plucking of tangent suspension tower on the other hand.
Described top standard knot comprises third party's shape frame 22, square frame 23, supporting linkage 24 and wind-resistance mechanism, the length of side of square frame 23 is greater than the length of side of third party's shape frame 22, third party's shape frame 22 is arranged on connection standard joint top, third party's shape frame 22 is provided with jack, square frame 23 is arranged on above third party's shape frame 22, third party's shape frame 22 is fixedly connected with square frame 23 by supporting linkage 24, the quantity of described supporting linkage 24 is four, four supporting linkages 24 are connected with the corner of square frame 23 with third party's shape frame 22 respectively, described wind-resistance mechanism is four groups, four groups of wind-resistance mechanisms are separately positioned between four trapezoidal faces that third party's shape frame 22 and square frame 23 and supporting linkage 24 formed, described wind-resistance mechanism of often organizing includes left brace 25, right brace 26 and arched ribs, the upper end of left brace 25 and right brace 26 is all arranged on square frame 23 middle part on one side, the lower end of left brace 25 and right brace 26 is separately positioned on the two ends, left and right on the limit corresponding with square frame 23 of third party's shape frame 22, the quantity of arched ribs is three, be respectively the first arched ribs 27, second arched ribs 28 and the 3rd arched ribs 29, first arched ribs 27 is arranged in the triangle space that square frame 23 and supporting linkage 23 and left brace 25 formed, second arched ribs 28 is arranged in the triangle space that third party's shape frame 22 and left brace 25 and right brace 26 formed, 3rd arched ribs 29 is arranged in the triangle space that square frame 23 and supporting linkage 24 and right brace 26 formed.
By the length of side of square frame 23 being set to the length of side being greater than third party's shape frame 22, third party's shape frame 22 is arranged on the form of structure on connection standard joint top, top standard knot is made to form a bucking ladder form of structure, can better support cross-arm on the one hand by arranging wind-resistance mechanism, on the other hand also there is good wind resistance, improve the application life of tower body.
Below by reference to the accompanying drawings preferred embodiment of the present utility model is elaborated, but the utility model is not limited to above-mentioned embodiment, in the ken that art technician possesses, various change can also be made under the prerequisite not departing from the utility model aim.