CN218770921U

CN218770921U - Movable crossing frame

Info

Publication number: CN218770921U
Application number: CN202222591953.2U
Authority: CN
Inventors: 桑伢员; 田纪亚; 刘泽鹏; 许威广; 赵猛
Original assignee: Xinjiang Institute Of Technology
Current assignee: Xinjiang Institute Of Technology
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-03-28
Anticipated expiration: 2032-09-29

Abstract

The utility model discloses a portable crossing structure, including the base, with base fixed connection's pillar, support diagonal draw piece, first crossing frame and second crossing frame, the base bottom is equipped with the mount pad, the base can be dismantled through the mount pad and set up on the crane davit, first crossing frame and second crossing frame symmetry respectively set up in the pillar both sides, first crossing frame includes that first cross the line support, second cross line support and leg joint spare, pillar, first crossing frame and support diagonal draw piece are right triangle. The utility model is provided with the double crossing frames, which ensures that when the electric wire is loosened, the electric wire can only be hung on the second crossing frame, and the short circuit of the original transmission line can not be caused; the crossing frame is movable and convenient to assemble and disassemble, so that the erection time of the crossing frame is greatly shortened; the vehicle-mounted mode is adopted for erection, so that the time and range of high-altitude operation of operators are reduced, and the safety of a construction site is improved; the occupied area is greatly reduced, and the civil coordination cost of the crossing frame building place is reduced.

Description

Movable crossing frame

Technical Field

The utility model belongs to the technical field of the transmission line construction, concretely relates to portable crossing structure.

Background

In the development of economic society and the life of people, electric power plays an irreplaceable role, and the construction of a power grid is continuously increased along with the high-speed development of economy. The stringing construction is a finishing stage of a power transmission line construction project, is a main process in the construction of an overhead power transmission line, and aims to erect a conducting wire and a lightning conductor on an assembled tower according to designed stringing stress (sag); the quality of the overhead line of the power transmission line is ensured, and the method has important significance for improving the quality of power transmission, reducing loss and operating the power grid.

The commonly used crossing pay-off of the overhead power transmission line mainly comprises a crossing frame crossing stringing, and the crossing frame crossing stringing is realized by arranging a crossing frame and a capping net.

SUMMERY OF THE UTILITY MODEL

In view of this, for solving the deficiencies of the prior art, the utility model aims to provide a portable crossing structure, simple structure, easy dismounting effectively reduces crossing structure erection time limit and crossing structure erection cost.

In order to achieve the above object, the utility model adopts the following technical scheme:

a movable crossing frame comprises a base, a pillar fixedly connected with the base, a support inclined pulling piece, a first crossing frame and a second crossing frame, wherein a mounting seat is arranged at the bottom of the base, the base is detachably arranged on a crane boom through the mounting seat, the first crossing frame and the second crossing frame are symmetrically arranged on two sides of the pillar respectively, the first crossing frame comprises a first wire passing support, a second wire passing support and a support connecting piece, and the left end and the right end of the support connecting piece are connected with the first wire passing support and the second wire passing support respectively through bolts; the support is characterized in that one end of the support inclined pulling piece is fixedly connected with the support column through a bolt, the other end of the support inclined pulling piece is connected to the support connecting piece through a movable bolt, a line passing pulley is arranged at the top end of the support column, and protection rods are arranged on two sides of the line passing pulley.

Further, the pillar, the first spanning frame and the bracket diagonal member are in a right triangle shape.

Furthermore, a first auxiliary wire passing protection rod is arranged on two sides of the first crossing frame, and a second auxiliary wire passing protection rod is arranged on two sides of the second crossing frame.

Further, the length of the spanning frame is larger than the total width of the original power transmission line to be spanned.

Further, the first spanning frame and the second spanning frame are connected with the support column through bolts.

Furthermore, the lower surface of the second crossing frame is provided with hooks at equal intervals.

Furthermore, the number of the hooks is several.

The utility model has the advantages that:

the utility model is provided with the double crossing frames, which ensures that when the electric wire is loosened, the electric wire can only be hung on the second crossing frame, and the short circuit of the original transmission line can not be caused; when the bracket is not used, the bracket connecting piece is disassembled, and the bracket inclined pulling piece, the first wire passing bracket and the second wire passing bracket are gathered together, so that the bracket can be stored;

the crossing frame is movable and convenient to assemble and disassemble, so that the erection time of the crossing frame is greatly shortened; the vehicle-mounted mode is adopted for erection, so that the time and range of high-altitude operation of operators are reduced, and the safety of a construction site is improved; the occupied area is greatly reduced, and the cost of civil coordination of the crossing frame building place is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of the crossing structure of the present invention;

fig. 2 is a schematic structural view of a first spanning frame of the present invention;

reference numerals: 1. pillar, 2, support diagonal member, 3, first spanning frame, 301, first cross support, 302, leg joint spare, 303, second cross support, 304, first supplementary line guard bar of crossing, 4, base, 5, second spanning frame, 501, the supplementary line guard bar of crossing of second, 6, couple, 7, mount pad, 8, cross line pulley, 9, guard bar.

Detailed Description

The following specific examples are given to further clarify, complete and detail the technical solution of the present invention. The present embodiment is the best embodiment based on the technical solution of the present invention, but the scope of the present invention is not limited to the following embodiments.

The specific implementation mode is as follows:

a movable crossing frame comprises a base 4, a pillar 1 fixedly connected with the base 4, a bracket inclined pull piece 2, a first crossing frame 3 and a second crossing frame 5, wherein the bottom of the base 4 is provided with an installation seat 7, the base 4 is detachably arranged on a crane boom through the installation seat 7, the first crossing frame 3 and the second crossing frame 5 are symmetrically arranged on two sides of the pillar 1 respectively, the first crossing frame 3 comprises a first wire passing bracket 301, a second wire passing bracket 303 and a bracket connecting piece 302, and the left end and the right end of the bracket connecting piece 302 are connected with the first wire passing bracket 301 and the second wire passing bracket 303 through bolts respectively; the double crossing frames are arranged to ensure that when the electric wire is loosened, the electric wire can only be hung on the second crossing frame 5, and the short circuit of the original power transmission line can not be caused;

one end of the support diagonal member 2 is fixedly connected with the pillar 1 through a bolt, the other end of the support diagonal member is connected onto the support connecting member 302 through a movable bolt, when the support diagonal member is not used, the movable bolt is detached, the support connecting member 302 is detached, the support diagonal member 2, the first wire passing support 301 and the second wire passing support 303 are closed together, and storage can be achieved.

The crossing frame is movable, is convenient to assemble and disassemble, and greatly shortens the setting time of the crossing frame; the vehicle-mounted mode is adopted for erection, so that the time and range of high-altitude operation of operators are reduced, and the safety of a construction site is improved; the occupied area is greatly reduced, and the cost of civil coordination of the crossing frame building place is reduced.

Furthermore, the corresponding positions of the first wire passing support 301, the support inclined pulling piece 2 and the second wire passing support 303 are provided with a through hole, and when the supports are folded, movable bolts are inserted into the through holes, so that the storage can be realized.

Furthermore, the pillar 1, the first spanning frame 3 and the bracket diagonal member 2 are in a right triangle shape, so that the structure is more stable.

Furthermore, the top end of the strut 1 is provided with a wire passing pulley 8, and two sides of the wire passing pulley 8 are provided with protective rods 9 for protecting electric wires and reducing friction.

Further, an insulating layer is arranged between the pillar 1 and the base 4.

Further, a first auxiliary wire-passing protection rod 304 is arranged on two sides of the first crossing frame 3, and a second auxiliary wire-passing protection rod 501 is arranged on two sides of the second crossing frame 5.

Furthermore, the length of the crossing frame is larger than the total width of the original power transmission line to be crossed, so that the original power transmission line is covered, and the operation safety is ensured.

Further, the first and second spanning

frames

3 and 5 are connected to the column 1 by bolts.

Further, the hooks 6 are uniformly arranged on the lower surface of the second crossing frame 5 at equal intervals.

Furthermore, the hooks 6 are provided with a plurality of holes, when the net sealing is fixed, the hooks 612 are provided with 6 holes, and the net sealing penetrates through the holes 6 of the hooks, so that the net sealing can be conveniently installed.

The utility model is provided with double crossing frames, which ensures that when the electric wire is loose, the electric wire can only be hung on the second crossing frame 5, and the short circuit of the original transmission line can not be caused; the crossing frame is movable and convenient to assemble and disassemble, so that the erection time of the crossing frame is greatly shortened; the vehicle-mounted mode is adopted for erection, so that the time and range of high-altitude operation of operators are reduced, and the safety of a construction site is improved; the occupied area is greatly reduced, and the cost of civil coordination of the crossing frame building place is reduced.

The essential features, basic principles and advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that the present invention can be modified in various ways according to the actual situation without departing from the spirit and scope of the present invention, and these modifications and improvements are all within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a portable spanning frame, includes base (4), with base (4) fixed connection's pillar (1), support diagonal draw piece (2), first spanning frame (3) and second spanning frame (5), its characterized in that: the bottom of the base (4) is provided with a mounting seat (7), the base (4) is detachably arranged on a crane boom through the mounting seat (7), and the first crossing frame (3) and the second crossing frame (5) are respectively symmetrically arranged on two sides of the pillar (1);

the first spanning frame (3) comprises a first wire passing bracket (301), a second wire passing bracket (303) and a bracket connecting piece (302), wherein the left end and the right end of the bracket connecting piece (302) are respectively connected with the first wire passing bracket (301) and the second wire passing bracket (303) through bolts; the support draws piece (2) one end to one side to pass through bolt and pillar (1) fixed connection, and the other end passes through movable bolt connection on leg joint spare (302), pillar (1) top is equipped with crosses line pulley (8), it is equipped with guard bar (9) to cross line pulley (8) both sides.

2. A mobile spanning frame according to claim 1, wherein: the supporting column (1), the first spanning frame (3) and the bracket diagonal member (2) are in a right triangle shape.

3. A mobile spanning frame according to claim 1, wherein: first auxiliary wire passing protection rods (304) are arranged on two sides of the first crossing frame (3), and second auxiliary wire passing protection rods (501) are arranged on two sides of the second crossing frame (5).

4. A mobile spanning frame according to claim 3, wherein: the length of the spanning frame is larger than the total width of the original power transmission line to be spanned.

5. A mobile spanning frame according to claim 3, wherein: the first spanning frame (3) and the second spanning frame (5) are connected with the strut (1) through bolts.

6. A mobile spanning frame as claimed in claim 1, wherein: the lower surface of the second crossing frame (5) is provided with hooks (6) at uniform equal intervals.

7. A mobile spanning frame according to claim 6, wherein: the number of the hooks (6) is several.