CN209395630U - A kind of conductor rail insulator bracket - Google Patents

Abstract

The utility model provides a kind of conductor rail insulator bracket, it includes support body and pedestal, and the support body is arc bracket made of one whole rectangular steel pipe bending, and the lower end of the support body has a horizontal steel tube section, the upper end of the support body has a vertical lengths of steel pipes, and centre is an arc-shaped steel pipeline section；On the opposite tube wall in the upper end of the vertical lengths of steel pipes, a vertical slot is opened up on one of tube wall, relatively also opens up a vertical slot on another tube wall；The horizontal steel tube section of the support body and the pedestal are removable fixing mechanism；The pedestal is equipped at least two anchoring long holes to connect with track foundation, and the length direction of at least part of anchoring long hole is different.This conductor rail insulator bracket makes in-site installation become simple, convenient and reliability raising.

Description

A kind of conductor rail insulator bracket

Technical field

The utility model relates to a kind of the urban transportation technical fields, and in particular to a kind of conductor rail insulator branch Frame.

Background technique

Conductor rail A(is shown in Fig. 6) it is the special transmission system for arranging and supplying train electric energy along rail.It is contact net A kind of form, also known as third rail, function is as overhead line, by it by electrical energy transportation to electric EMU.With overhead line Different is, conductor rail is the rail or composite conductor rail of steel and aluminum being laid on by railway.Electric EMU by the shoegear that stretches out therewith It contacts and receives electric energy.

It include conductor rail bracket in power supply system, multiple conductor rail brackets are laid in track side along track, for branch Support conductor rail.Each conductor rail bracket includes that support body and pedestal are constituted, and pedestal is fixed on the lower end of support body, and pedestal is fixed on On track foundation, insulator is arranged in the upper end of support body, connects conductor rail by insulator.Since the pedestal of insulator bracket is solid It is scheduled on track foundation, and insulator will be suspended in the side for being located at track above track, so support body must be one under And upper curved shape.As shown in fig. 6, generally by several straight steel pipes by welding structure on support body 01 in the prior art At curved bracket, such structure, so that welding capacity is larger in manufacture, the weld bond on support body, which has, to be snapped or weld bond is by corruption Erosion and the problem of fracture failure, cause insulator support reliability not high.Existing insulator bracket is being connect with insulator There is also defects in structure.In the prior art, slotted hole 01a is set in the upper end of the support body of insulator bracket 01, is constructing Vertical adjustment block 02 is inserted into steel pipe by 01 upper port of support body by scene, then by insulator fixing screws 03 by side on steel pipe Long hole insertion, be pierced by by the cross-drilled hole being placed in the vertical adjustment block 02 in steel pipe, then from the long hole of the steel pipe other side, and it is exhausted Screw hole on edge 04 is spirally connected fixation, and such connection structure makes to have a large amount of installation steps at the scene, in-site installation work Skill complicates；In addition, scene is more mixed and disorderly, many parts are easily lost in insulator.There are one problems in the prior art, are In the connection of insulator bracket and track foundation, in the prior art, the pedestal and support body of insulator bracket are solid by welding It connects together, and pedestal and track foundation are to be connected by fixed anchor bolt, and the fixation anchor hole on pedestal is long hole, long hole Length direction it is parallel with the axis of support body steel pipe, such structure carry out insulator bracket can only in one direction It adjusts, often there is some reinforcing bars on the basis of track, the fixation anchor bolt and reinforcing bar of track foundation and pedestal may send out position upper and rush It is prominent, usually occur adjusting difficult problem at the scene.

Utility model content

The purpose of this utility model is that improve the deficiencies in the prior art, provide one kind make in-site installation become it is simple, The conductor rail insulator bracket that convenient and reliability improves.

Purpose of the utility model is realized as follows:

A kind of conductor rail insulator bracket, including support body and pedestal, the support body are one whole rectangular steel pipe bending Made of arc bracket, the lower end of the support body has a horizontal steel tube section, and the upper end of the support body has a vertical lengths of steel pipes, Centre is an arc-shaped steel pipeline section；On the opposite tube wall in the upper end of the vertical lengths of steel pipes, it is perpendicular that one is opened up on one of tube wall To slot, a vertical slot is relatively also opened up on another tube wall；The horizontal steel tube section of the support body is with the pedestal Removable fixing mechanism；The pedestal be equipped at least two anchoring long holes to be connect with track foundation, at least part of anchor Gu the length direction of long hole is different.

Further, further include a vertical adjustment block, which is provided with the structure of connecting insulator, which plugs In the rectangular steel pipe of the support body, a sliding block is set the back side side wall of the separate insulator of the vertical adjustment block is convex Portion, the width of the slide section and the width of the vertical slot on the support body match, and are plugged in the vertical slot In, which is slided in the vertical slot.

Preferably, the horizontal steel tube section and the pedestal are connected by bolt.

Preferably, each anchoring long hole on the pedestal is radial each for the center relative to the pedestal Direction is obliquely installed, and is also possible to the setting around the center of the pedestal.Anchoring long hole on pedestal is also possible to irregular Ground is arbitrarily arranged on the base.

Further, on the pedestal with the anchoring long hole that connect of basis, be altogether four, on the pedestal in Orthogonal coordinate system, two reference axis adjacent two sides aligned parallel with pedestal, an and longitudinal coordinate respectively are set on heart point The longitudinal axes coincident of axis and the support body horizontal steel tube section；The coordinate of the anchoring long hole of adjacent two relatively therebetween Axial symmetry setting.

Preferably, the removable fixing mechanism of the horizontal steel tube section and the pedestal is bolt fastening structure.

Two bolt slots, the longitudinal axis weight of the long axis of two bolt slots and the support body is arranged in the pedestal Setting is closed, connects the bolt hole on the support body for wearing bolt.

The bolt hole on the support body is circular hole, is also possible to for the longitudinal axis orthogonal with the support body Cross bolts long hole.

Preferably, the pedestal is the plate body of a "convex" shaped cross section, and intermediate ledge point connects with the support body It connects, both sides are connect compared with lower part with the basis；Two longitudinal fins are set on the plate body bottom surface that the intermediate ledge is divided to, The short side that the spacing of two longitudinal fins is greater than the hexagonal (hexagon)nut of the bolt of be connected support body and pedestal is long, but be less than this six The long side length of angle nut, so as to limit the rotation for the bolt for connecting the support body.

The utility model has the advantages that compared with prior art

1. one whole rectangular steel pipe bending of insulator bracket is made, reduce the system of prior art straight steel pipe welding Make complexity, and the support body of this insulator bracket and pedestal are removable fixing mechanism, entire insulator bracket solderless binding Structure thereby reduces because weld seam, which is snapped, corrodes bring risk with weld bond, improves the performance reliability of bracket.

2. opening twice slot on two opposite tube walls before and after installing the place of insulator on insulator bracket, installing When insulator, vertical adjustment block, end cap, vertical adjustment bolt and insulator can be installed bolt and be made into component and be placed directly on bracket Two vertical slots in, this way it is possible to avoid in on-site assembly because part be excessively easily lost and scene because of to be mounted zero The cumbersome drawback of the excessive installation procedure of part.This improvement is conducive to the organization of production supply of material, easily facilitates insulator installation and maintenance.

3. the fixed anchor bolt of plantation is punched before installation insulator bracket on ground to touch sometimes when beating anchor hole Upper reinforcing bar just down below, influences foundation strength in order to avoid interrupting reinforcing bar, the position of punching can deviate reinforcing bar.This insulator branch Four direction is respectively arranged to inclined anchor bolt long hole on the pedestal of frame, convenient for that can better conform to ground when the installation of conductor rail steel bracket The plantation anchor bolt of upper offset.

4. slide section is arranged on the back side of vertical adjustment block, led so that vertical adjustment block has in carrying out adjustment up and down To effect, it can prevent vertical adjustment block from rotating, be easier to accurate contraposition.

Below by drawings and examples, the utility model is described in further detail.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of conductor rail insulator bracket provided by the utility model.

Fig. 2 is the schematic perspective view of support body in conductor rail insulator bracket shown in FIG. 1.

Fig. 3 is the schematic perspective view of pedestal in conductor rail insulator bracket shown in Fig. 1.

Fig. 3 a is the overlooking structure diagram of pedestal shown in Fig. 3.

Fig. 3 b is the overlooking structure diagram of another base embodiment.

Schematic perspective view when Fig. 4 is conductor rail insulator bracket connecting insulator shown in Fig. 1.

Fig. 4 a is the schematic perspective view of another angle of product shown in Fig. 4.

Fig. 4 b is the schematic perspective view of vertical adjustment block in product shown in Fig. 4.

Fig. 4 c is the exploded perspective structural schematic diagram of product shown in Fig. 4.

Fig. 5 is the main cross section structure diagram of product shown in Fig. 4.

Fig. 5 a is the overlooking structure diagram of product shown in Fig. 5.

Fig. 6 is conductor rail insulator bracket and its structural schematic diagram used in the prior art.

Specific embodiment

Referring to a kind of conductor rail insulator bracket of Fig. 1 to Fig. 3, including support body 1 and pedestal 2, support body 1 is one whole Arc bracket made of rectangular steel pipe bending, 1 lower end of support body have a horizontal steel tube section 1-1, and the upper end of support body has one Vertical lengths of steel pipes 1-2, centre is an arc-shaped steel pipeline section 1-3；On the opposite tube wall in the upper end of vertical lengths of steel pipes 1-2, relatively Respectively open up a vertical slot 1-4.

As shown in Figure 2；Bolt hole 1-11 is opened up on the horizontal steel tube section 1-1 of support body 1, as shown in Fig. 3 and Fig. 3 a, in base Centre on seat 2 opens up two bolt slot 2-1 to form a line, wears bolt in bolt hole 1-11 and bolt slot 2-1 10(is referring to shown in Fig. 5 and Fig. 5 a) so that support body 1 and pedestal 2 are connected.

Bolt hole 1-11 on support body 1 can also be vertical with longitudinal axis (chain-dotted line in Fig. 2) of support body 1 Cross bolts long hole.Support body 1 can be made bigger relative to the adjustable range of pedestal in this way.

As shown in Fig. 1, Fig. 3 and Fig. 3 a, four anchoring long hole 2-2 connecting with basis are additionally provided on pedestal 2.Four anchorings Long hole 2-2 be relative to pedestal center it is radial to four directions respectively to the anchoring long hole being obliquely installed.

On central point on pedestal 2 be arranged orthogonal coordinate system (see Fig. 3 a chain lines), two reference axis respectively with pedestal 2 Adjacent two sides aligned parallel, and the longitudinal axis of longitudinal coordinate axle and 1 horizontal steel tube section 1-1 of support body are (see in Fig. 2 Chain-dotted line) it is overlapped；The reference axis of two adjacent anchoring long hole 2-2 relatively therebetween is symmetrical arranged.Four anchors being arranged in this way Gu long hole 2-2 is easier to process, also adjusting preferably.

Fig. 3 b is the structure of another embodiment of pedestal, in this embodiment, anchors the inclined direction and Fig. 3 of long hole 2-2 ' Different with Fig. 3 a, four anchoring long holes are the setting around the center of the pedestal.

Anchoring long hole on pedestal is also possible to not be to be arranged relative to a base central, such as can be at random Any setting on the base, is designed according to the laying rule of reinforcing bar on track foundation, with facilitate can in fixed pedestal It easily avoids and makes pedestal fixation more firm.

As shown in figures 1 and 3, pedestal 2 is the plate body of a "convex" shaped cross section, intermediate ledge point and support body 1 Bolt slot 2-1 is arranged in connection thereon, and both sides are connect compared with lower part with basis, and four anchoring length as described above are arranged thereon Hole 2-2.Two longitudinal fin 2-3 are set on the bottom surface of intermediate ledge scoreboard body, to improve the intensity and rigidity of pedestal, Importantly, the spacing of two longitudinal fin 2-3 is greater than the short side of the hexagonal (hexagon)nut of the bolt 10 of be connected support body and pedestal It is long, but it is less than the long side length of the hexagonal (hexagon)nut, in this way, the rotation of bolt 10 can be limited by two longitudinal fins, it is convenient Installation.

When in use, as shown in Fig. 4, Fig. 4 a and Fig. 5 and Fig. 5 a, scene is in conductor rail insulator provided by the utility model Insulator is installed, because it is perpendicular to open twice on two tube walls opposite before and after the place of the installation insulator of support body 1 on bracket To slot 1-4, during installation can insulator 9, vertical adjustment block a, end cap 6, vertical adjustment bolt 8 and spring shim 7 and absolutely Edge installation bolt 5 and gasket 3, spring shim 4 are made into component, erect to two that the component is directly put into support body 1 by scene To in slot 1-4, this way it is possible to avoid because part is excessively easily lost and scene is because part to be mounted is excessive in on-site assembly The cumbersome drawback of installation procedure.This improvement is conducive to the organization of production supply of material, easily facilitates the installation and maintenance of insulator.In addition, In the connection of support body 1 and pedestal 2, the non-disconnectable type of attachment for becoming welding is changed to removable such as bolt fastening structure, then In addition the anchoring long hole on pedestal 2 is to enable this insulator bracket more than towards the inclined set-up mode of four direction One side is adjusted up, so that easier for installation, it is easier to guarantee installation quality.

As shown in figures 4 a and 4b, match with the vertical slot 1-4 on support body 1 in this conductor rail insulator bracket Ground, vertical adjustment block a also have a new structure, and vertical adjustment block a is equipped with the structure of connecting insulator, is plugged in bracket In the rectangular steel pipe of body 1, a slide section a1, slide section a1 are set the back side side wall of the separate insulator of vertical adjustment block a is convex Width and support body 1 on the width of vertical slot 1-4 match and be embedded in vertical slot 1-4 so that slide section a1 It can be slided in vertical slot 1-4, this makes vertical adjustment block a be received the limit of vertical slot 1-4 in the process of being adjusted Determine without can rotate, this guide function enables to be easier accurate contraposition in the installation of insulator.

Claims (8)

1. a kind of conductor rail insulator bracket, it is characterised in that: including support body and pedestal,

The support body is arc bracket made of one whole rectangular steel pipe bending, and the lower end of the support body has a horizontal steel tube The upper end of section, the support body has a vertical lengths of steel pipes, and centre is an arc-shaped steel pipeline section；In the upper end phase of the vertical lengths of steel pipes Pair tube wall on, a vertical slot is opened up on one of tube wall, relatively also opens up a vertical slot on another tube wall；Institute The horizontal steel tube section and the pedestal for stating support body are removable fixing mechanism；The pedestal be equipped at least two anchoring long holes with It is connect with track foundation, the length direction of at least part of anchoring long hole is different.

2. conductor rail insulator bracket according to claim 1, it is characterised in that: further include a vertical adjustment block, thereon Structure equipped with connecting insulator, the vertical adjustment block are plugged in the rectangular steel pipe of the support body, in the vertical adjustment The back side side wall of the separate insulator of block is convex to set a slide section, described vertical on the width of the slide section and the support body The width of slot matches, and is plugged in the vertical slot, which is slided in the vertical slot.

3. conductor rail insulator bracket according to claim 1 or 2, it is characterised in that: each described on the pedestal Anchoring long hole is the radial anchoring long hole being obliquely installed to all directions in center relative to the pedestal；Alternatively,

Each anchoring long hole is to be arranged around the center of the pedestal.

4. conductor rail insulator bracket according to claim 3, it is characterised in that: being connect with basis on the pedestal Anchor long hole, be altogether four, orthogonal coordinate system is set on the central point on the pedestal, two reference axis respectively with pedestal Two adjacent sides aligned parallels, and the longitudinal axes coincident of a longitudinal coordinate axle and the support body horizontal steel tube section；It is adjacent Two anchoring long holes reference axis relatively therebetween be symmetrical arranged.

5. conductor rail insulator bracket according to claim 1, it is characterised in that: the horizontal steel tube section and the pedestal The removable fixing mechanism be bolt fastening structure.

6. conductor rail insulator bracket according to claim 5, it is characterised in that: it is long that two bolts are arranged in the pedestal The longitudinal axes coincident of hole, the long axis of two bolt slots and the support body is arranged, and connects described for wearing bolt Bolt hole on support body.

7. conductor rail insulator bracket according to claim 6, it is characterised in that: the bolt hole on the support body For circular hole, or the cross bolts long hole for the longitudinal axis orthogonal with the support body.

8. the conductor rail insulator bracket according to one of claim 5 to 7, it is characterised in that: the pedestal is one The plate body of "convex" shaped cross section, intermediate ledge point are connect with the support body, and both sides are connect compared with lower part with the basis； Two longitudinal fins are set on the plate body bottom surface that the intermediate ledge is divided to, and the spacing of two longitudinal fins, which is greater than, to be connected The short side of the hexagonal (hexagon)nut of the bolt of support body and pedestal is long, but is less than the long side length of the hexagonal (hexagon)nut.