CN210693256U

CN210693256U - Simple crossing frame

Info

Publication number: CN210693256U
Application number: CN201921819587.3U
Authority: CN
Inventors: 武斌; 景文川; 彭宇洁; 王羽佳
Original assignee: State Grid Sichuan Electric Power Transmission And Transformation Construction Co Ltd
Current assignee: State Grid Sichuan Electric Power Transmission And Transformation Construction Co Ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-06-05
Anticipated expiration: 2029-10-28

Abstract

The utility model provides a simple crossing structure, the purpose is solved current crossing structure complicacy, the technical problem that the efficiency of construction is low. The adopted technical scheme is as follows: a simple crossing frame comprises a first base, wherein the first base is composed of a bottom plate and a sleeve arranged on the upper surface of the bottom plate, an upright post is arranged in the sleeve, the upper part of the upright post is hinged with one end of a cross rod, the bottoms of the two ends of the cross rod are respectively detachably connected with a guide wheel, and a space between the top of the guide wheel and the bottom of the cross rod forms a wire channel; the lower part of the upright post is provided with a winch, the top end of the upright post is provided with a fixed pulley and an adaptive inhaul cable, one end of the inhaul cable is wound on the winch, and the other end of the inhaul cable is connected with one end of the cross rod far away from the upright post by bypassing the fixed pulley.

Description

Simple crossing frame

Technical Field

The utility model relates to a line construction equipment technical field, concretely relates to simple and easy crossing structure.

Background

With the continuous development of economy, the electric power construction has entered a new stage of comprehensive and rapid development in China. When a distribution line is constructed, operations for crossing other lines and obstacles are often performed. In order to avoid affecting the normal operation of the spanned object, spanning frames need to be erected at the crossing positions to ensure that the lead safely and smoothly passes through.

Most of the existing crossing frames need to climb manually to convey wires to the object to be crossed, and in order to ensure the bearing performance of the crossing frames, the erected crossing frames are complex in structure and very heavy. On the one hand, this results in an extended construction time and reduced construction efficiency; on the other hand, this also leads to an increase in the material cost of the spanning frame. Therefore, there is a need for a simple crossing structure that is simple in structure and does not require pulling of wires by manual climbing.

Disclosure of Invention

An object of the utility model is to provide a simple and easy crossing structure, it need not to realize the strideing of wire through artifical climbing tractive wire, has simplified the structure of crossing structure greatly, has reduced material cost, has improved the efficiency of construction.

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

a simple spanning frame comprising:

the first base is composed of a bottom plate and a sleeve arranged on the upper surface of the bottom plate, the sleeve extends vertically upwards, and the top end of the sleeve is provided with a limit groove;

the cross section of the upright post is circular, the bottom end of the upright post is accommodated in the sleeve, and the lower part of the upright post is provided with a transverse handle matched with the limiting groove;

one end of the cross bar is hinged with the upper part of the upright post; the bottoms of the two ends of the cross rod are respectively detachably connected with guide wheels, and a space between the top of each guide wheel and the bottom of the cross rod forms a wire channel;

the amplitude modulation mechanism is composed of a guy cable, a winch and a fixed pulley, the winch is installed on the lower portion of the upright post, the fixed pulley is installed on the top end of the upright post, one end of the guy cable is wound on the winch, and the other end of the guy cable is connected with one end, far away from the upright post, of the cross rod through the fixed pulley.

Preferably, the upright column consists of a top column, a bottom column and a plurality of sections of support columns arranged between the top column and the bottom column; the middle part of fore-set is provided with articulated seat, the fixed pulley setting is at the top of fore-set.

Preferably, the cross rod consists of a tail rod, a head rod and a plurality of sections of support rods arranged between the tail rod and the head rod; the tip of tail-stock is articulated through articulated seat and fore-set, the head rod is connected with the cable.

Preferably, one end of the strut is provided with a socket, the other end of the strut is provided with a socket, the socket and the socket of the strut are correspondingly provided with positioning through holes, and two adjacent struts are fixedly connected through bolts penetrating through the corresponding positioning through holes; the top of base pillar sets up the bellmouth, the bottom of fore-set sets up the socket.

Preferably, one end of the supporting rod is provided with a bell mouth, the other end of the supporting rod is provided with a socket, the bell mouth and the socket of the supporting rod are correspondingly provided with positioning through holes, and two adjacent supporting rods are fixedly connected through bolts penetrating through the corresponding positioning through holes; the one end that the tail-stock corresponds to branch sets up the bellmouth, the one end that the head-stock corresponds to branch sets up the socket.

Preferably, the bottom plate of the first base is provided with a mounting hole and is fixedly connected with the ground through an anchor bolt penetrating through the mounting hole.

Preferably, the device also comprises a supporting rod, the supporting rod extends along the vertical direction, the top of the supporting rod is provided with a V-shaped supporting part, the bottom of the supporting rod is provided with a second base, and the structure of the second base is the same as that of the first base.

The utility model discloses a theory of operation does: firstly, twisting and fixing the end part of the lead into a lead coil and extending the lead along the length direction of the cross bar; then, the guide wheel is arranged on the cross rod, so that the lead is limited in the lead channel; then, the upright post is erected and inserted into a sleeve of a first base fixed on the ground; then, the winch is rotated, the inhaul cable is wound, the cross rod is pulled up to the horizontal direction, the wire is tensioned in the process of pulling up the cross rod, and the wire is prevented from falling to the ground due to the gravity pulling of the end part wire guiding coil; then the transverse handle is held to rotate the upright post, so that the length direction of the transverse handle is consistent with the crossing direction, finally, the wire is slowly released, and the wire can slowly fall to the ground under the action of the gravity of the end part wire guiding ring, and thus, the crossing of the wire can be realized.

Therefore, the utility model has the advantages that: the crossing of the wires can be realized without manually climbing and drawing the wires, so that the safety is improved, the structure of the crossing frame is greatly simplified, the material cost is reduced, the setting time of the crossing frame is saved, and the construction efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application 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 following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic structural diagram of the first base;

FIG. 4 is a schematic structural view of a strut;

FIG. 5 is a left side view of the carrier bar;

reference numerals: 1. a first base; 2. a base plate; 3. a sleeve; 4. a column; 5. a transverse handle; 6. a cross bar; 7. a guide wheel; 8. a cable; 9. a winch; 10. a fixed pulley; 11. a top pillar; 12. a bottom pillar; 13. a pillar; 14. a tail rod; 15. a first rod; 16. a strut; 17. a hinged seat; 18. a support rod; 19. a second base.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Embodiments of the present invention will be described in detail below with reference to fig. 1 to 5.

The embodiment of the utility model provides a simple and easy crossing structure, this crossing structure includes:

the first base 1 is composed of a bottom plate 2 and a sleeve 3 arranged on the upper surface of the bottom plate 2, the sleeve 3 extends vertically upwards, and the top end of the sleeve is provided with a limit groove; it should be understood that, when the first base 1 is installed, the direction of the first base 1 needs to be adjusted to ensure that the length direction of the cross bar 6 is consistent with the crossing direction when the cross bar 5 at the lower part of the upright post 4 is clamped into the limiting groove.

The stand 4, its cross-section is circular, and the bottom holds in sleeve 3, the lower part of stand 4 sets up the horizontal handle 5 with the spacing groove adaptation.

One end of the cross bar 6 is hinged with the upper part of the upright post 4; the bottoms of the two ends of the cross rod 6 are respectively detachably connected with guide wheels 7, and a space between the top of each guide wheel 7 and the bottom of the cross rod 6 forms a wire channel; it should be understood that the two ends of the shaft of the guide wheel 7 are respectively provided with a connecting lug, the connecting lug is provided with a groove which forms a limit for the shaft end of the guide wheel 7, and the upper part of the connecting lug is connected with the cross rod 6 through a bolt.

The amplitude modulation mechanism is composed of a cable 8, a winch 9 and a fixed pulley 10, the winch 9 is installed on the lower portion of the upright post 4, the fixed pulley 10 is installed on the top end of the upright post 4, one end of the cable 8 is wound on the winch 9, the other end of the cable bypasses the fixed pulley 10, and the cable is connected with one end, far away from the upright post 4, of the cross rod 6. It will be appreciated that after the crossbar 6 has been pulled up to the designated position, the handle of the winch 9 may be connected to the upright 4 by a rope, thereby preventing the winch 9 from rotating spontaneously, causing the crossbar 6 to fall.

The following explains the embodiment of the present invention, the end of the wire is twisted and fixed to form a wire loop, and the wire is extended along the length direction of the cross bar 6; then, a guide wheel 7 is arranged on the cross rod 6, so that the lead is limited in a lead channel; then the upright post 4 is erected and inserted into the sleeve 3 of the first base 1 fixed on the ground; then, the winch 9 is rotated, the inhaul cable 8 is wound up, the cross rod 6 is pulled up to the horizontal direction, the conducting wire is tensioned in the process of pulling up the cross rod 6, and the conducting wire is prevented from falling to the ground due to the gravity pulling of the end part conducting coil; then the transverse handle 5 is held to rotate the upright post 4, so that the length direction of the transverse rod 6 is consistent with the crossing direction, finally the conducting wire is released slowly, and the conducting wire can fall to the ground slowly under the action of the gravity of the end part conducting coil, and thus the crossing of the conducting wire can be realized. The utility model discloses need not to realize the leap of wire through artifical climbing tractive wire, improved the security, simplified the structure of crossing structure greatly, reduced material cost, practiced thrift the time of setting up of crossing structure, improved the efficiency of construction.

As a further optimization of the present invention, the upright column 4 is composed of a top column 11, a bottom column 12 and a multi-section support column 13 arranged therebetween; the middle part of the top column 11 is provided with a hinged seat 17, and the fixed pulley 10 is arranged at the top end of the top column 11. It should be understood that the upright column 4 is formed by connecting a top column 11, a bottom column 12 and a plurality of sections of support columns 13, and the number of the support columns 13 can be increased or decreased according to actual conditions, so that the height of the upright column 4 can be adjusted, and the upright column is suitable for various environments.

Further, the cross rod 6 is composed of a tail rod 14, a head rod 15 and a multi-section support rod 16 arranged between the tail rod and the head rod; the end of the tail rod 14 is hinged with the top column 11 through a hinge seat 17, and the head rod 15 is connected with the inhaul cable 8. It should be understood that the cross bar 6 is formed by connecting a tail bar 14, a head bar 15 and a plurality of sections of struts 16, and the number of the struts 16 can be increased or decreased according to actual conditions, so that the length of the cross bar 6 can be adjusted to be suitable for various environments.

Furthermore, one end of the strut 13 is provided with a socket, the other end of the strut 13 is provided with a socket, the socket and the socket of the strut 13 are correspondingly provided with positioning through holes, and two adjacent struts 13 are fixedly connected through bolts penetrating through the corresponding positioning through holes; the top of the bottom column 12 is provided with a socket, and the bottom of the top column 11 is provided with a socket.

Furthermore, one end of the strut 16 is provided with a socket, the other end is provided with a socket, the socket and the socket of the strut 16 are correspondingly provided with positioning through holes, and the two adjacent struts 16 are fixedly connected through bolts penetrating through the corresponding positioning through holes; the end of the tail rod 14 corresponding to the support rod 16 is provided with a socket, and the end of the head rod 15 corresponding to the support rod 16 is provided with a socket.

Further, the bottom plate 2 of the first base 1 is provided with a mounting hole and fixedly connected with the ground through a foundation bolt penetrating through the mounting hole.

Further, the utility model discloses still be provided with die-pin 18, die-pin 18 extends along vertical direction, and the top sets up the support portion of V form, the bottom of die-pin 18 sets up second base 19, second base 19's structure is the same with first base 1. It will be appreciated that the bar 18 can be used to hold the ends of the cross bar 6 opposite the straddled object, or to hold the wires opposite the straddled object after removal of the spanning frame. The lower part of the supporting rod 18 is provided with a transverse handle 5 which is the same as the upright post 4.

Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that changes and modifications may be made to these embodiments without departing from the principles and spirit of the invention, and these changes and modifications are intended to fall within the scope of the invention.

Claims

1. The utility model provides a simple and easy spanning frame which characterized in that: the method comprises the following steps:

the first base (1) is composed of a bottom plate (2) and a sleeve (3) arranged on the upper surface of the bottom plate (2), the sleeve (3) extends vertically upwards, and the top end of the sleeve is provided with a limit groove;

the cross section of the upright post (4) is circular, the bottom end of the upright post is accommodated in the sleeve (3), and the lower part of the upright post (4) is provided with a transverse handle (5) matched with the limiting groove;

one end of the cross bar (6) is hinged with the upper part of the upright post (4); the bottoms of the two ends of the cross rod (6) are respectively detachably connected with guide wheels (7), and a space between the top of each guide wheel (7) and the bottom of the cross rod (6) forms a wire channel;

the amplitude modulation mechanism is composed of a guy cable (8), a winch (9) and a fixed pulley (10), the winch (9) is installed on the lower portion of the upright post (4), the fixed pulley (10) is installed on the top end of the upright post (4), one end of the guy cable (8) is wound on the winch (9), and the other end of the guy cable is connected with one end, far away from the upright post (4), of the cross rod (6) and is wound on the fixed pulley (10).

2. The easy spanning frame of claim 1, wherein: the upright post (4) consists of a top post (11), a bottom post (12) and a plurality of sections of support posts (13) arranged between the top post and the bottom post; the middle part of fore-set (11) is provided with articulated seat (17), fixed pulley (10) set up the top at fore-set (11).

3. The easy spanning frame of claim 2, wherein: the cross rod (6) consists of a tail rod (14), a head rod (15) and a plurality of sections of support rods (16) arranged between the tail rod and the head rod; the tip of tail-stock (14) is articulated through articulated seat (17) and fore-set (11), first pole (15) are connected with cable (8).

4. The easy spanning frame of claim 2, wherein: one end of each strut (13) is provided with a socket, the other end of each strut is provided with a socket, the sockets and the sockets of the struts (13) are correspondingly provided with positioning through holes, and the two adjacent struts (13) are fixedly connected through bolts penetrating through the corresponding positioning through holes; the top of the bottom column (12) is provided with a socket, and the bottom of the top column (11) is provided with a socket.

5. The easy spanning frame of claim 3, wherein: one end of each support rod (16) is provided with a socket, the other end of each support rod is provided with a socket, the socket and the socket of each support rod (16) are correspondingly provided with positioning through holes, and the two adjacent support rods (16) are fixedly connected through bolts penetrating through the corresponding positioning through holes; the end of the tail rod (14) corresponding to the support rod (16) is provided with a socket, and the end of the head rod (15) corresponding to the support rod (16) is provided with a socket.

6. The easy spanning frame according to any one of claims 1 to 5, wherein: the bottom plate (2) of the first base (1) is provided with a mounting hole and is fixedly connected with the ground through foundation bolts penetrating through the mounting hole.

7. The easy spanning frame of claim 6, wherein: the support device is characterized by further comprising a support rod (18), wherein the support rod (18) extends in the vertical direction, the top of the support rod (18) is provided with a V-shaped support part, the bottom of the support rod (18) is provided with a second base (19), and the structure of the second base (19) is the same as that of the first base (1).