Multifunctional built-in hanging arm
Technical field
The present invention relates to a kind of Multifunctional built-in hanging arm, intercity motor train unit build-in vehicle roof parts are installed with being applicable to high integration.
Background technology
According to the applicant understood, existing intercity motor train unit carriage inside is provided with C shape groove usually on car body, and adopt attaching parts inside components and C shape groove to be fixed together, Chinese utility model patent as application number 2012206530474 Authorization Notice No. CN202923646U adopts T-shaped slide block and C shape slot fit, and on T-shaped slide block fixed function parts, then to be connected with functional component and inside components.
But prior art Problems existing is: different car body top inside components needs with the lifting of different functional components, such as, air-conditioning duct and roof hoard need to be connected with corresponding car body C shape groove by aluminium sheet weldment hanging arm; The parts such as wire casing, side top board, light bar need first to hang arm with corresponding segmentation aluminium section bar and are connected, and then each segmentation aluminium section bar hanging arm is connected with corresponding car body C shape groove through same elongated aluminium section bar hanging arm again.Thus, not only interface is various, mounting means is complicated, be difficult to adjustment installation dimension, and installation effectiveness is low, and can increase carriage weight, is unfavorable for energy-saving and emission-reduction.
Summary of the invention
Technical matters to be solved by this invention is: overcome prior art Problems existing, and provide a kind of Multifunctional built-in to hang arm, can install various car body top inside components, integrated level is high simultaneously, is conducive to improving installation effectiveness, and reduces carriage weight.
The technical scheme that the present invention solves its technical matters is as follows:
Multifunctional built-in hanging arm, for rectangular section bar, it is characterized in that, described section material section has the hypotenuse that upside is connected with outside car body, the low side of described hypotenuse extends the first flanging down, the second flanging being close to the first flanging is extended at the middle part of described hypotenuse down, and first, second flanging described is connected in order to the C shape groove hanging light bar and side top board away from the end warp of hypotenuse;
Described hypotenuse extends the 3rd flanging away from the second flanging down near high-end place, the Fourth Fold away from the second flanging is extended down with the second flanging junction in the middle part of described hypotenuse, intersect in the middle part of described 3rd flanging middle and upper part and Fourth Fold, described Fourth Fold extends away from the end of hypotenuse the 5th flanging being close to the 3rd flanging downwards, and described 3rd, the 5th flanging is connected in order to the 2nd C shape groove hanging air-conditioning duct and roof hoard away from the end warp of hypotenuse;
Also comprise level the 6th flanging that two ends are connected with second, third flanging respectively, be provided with at least two on the downside of described 6th flanging in order to hang the 3rd C shape groove of wire casing;
The opening of described first, second, third C shape groove vertically down; The residing height of described 3rd C shape groove is higher than the 2nd C shape groove, and the residing height of described 2nd C shape groove is higher than a C shape groove.
Adopt this structure can realize installing various car body top inside components, integrated level is high simultaneously, is conducive to improving installation effectiveness, and reduces carriage weight.
Applicant has drawn the scheme of further Optimal improvements finally through going deep into practical studies, significantly can promote the durability of whole hanging arm, its improvements are compared with technique scheme: described 6th flanging mid point is aided the border areas through first and to be connected with the junction of the second flanging with in the middle part of hypotenuse; Described 6th flanging mid point is also connected through the second infall of aiding the border areas with the 3rd flanging and Fourth Fold; The junction aided the border areas with Fourth Fold and the 5th flanging in described 6th flanging and the 3rd flanging junction the 3rd is connected, and aids the border areas and to be connected with hypotenuse in described 6th flanging and the second flanging junction the 4th;
Described first aids the border areas and the second, the 6th flanging, described first, second is aided the border areas and Fourth Fold, described second aids the border areas and the 3rd, the 6th flanging, described 3rd aids the border areas and the 5th, the 3rd flanging, described 3rd aid the border areas with the 3rd, Fourth Fold, described 4th aids the border areas and the second flanging and hypotenuse, and described 3rd, Fourth Fold and hypotenuse form acute triangle respectively; First, second flanging described and bevel edge triangle at a right angle, described first flanging and hypotenuse are square edge.
The perfect further technical scheme of the present invention is as follows:
Preferably, described hypotenuse and horizontal minimum angle are 30 °.This can make, and whole hanging arm is oblique is installed on oblique side, car body top, and then successfully realizes the installation to various car body top inside components.
Preferably, described hypotenuse and second, Fourth Fold junction are hypotenuse mid point; Described hypotenuse and the 3rd flanging junction are the mid point of the hypotenuse first half; Described hypotenuse and the 4th junction of aiding the border areas is the mid point of hypotenuse lower part.This is the optimization structure that applicant draws through going deep into practical studies, makes the equal optimization of various performances of whole hanging arm.
Preferably, described first, second, third C shape groove has bottom land respectively, and cell wall is extended downwards in described bottom land two ends, and each cell wall end extends flanging respectively to another side, cell wall place, leave space between two flangings, described cell wall and flanging junction have breach.Can install tommyhead bolt smoothly like this, gap portions can block the bolt cap of tommyhead bolt, need not adopt the T-shaped slide block of custom-made.
Preferably, at least one the 3rd C shape slot is in the end of the 6th flanging.The reliability that wire casing lifts can be guaranteed further like this.
Preferably, the metal material section bar that is formed in one of described section bar.
Compared with prior art, beneficial effect of the present invention is as follows:
(1) realize high integration with modular design, reduce mounting interface, drastically increase installation effectiveness, be conducive to reducing design and manufacture cost.
(2) flexible to operation when installing, be convenient to adjustment.
(3) interface is simple, and modularization, system type degree are high.
(4) structure is simple, lightweight, and production process is few, and cost efficiency is given prominence to.
(5) car body top inside components is easy to maintenance.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the enforcement schematic diagram of Fig. 1 embodiment.
Detailed description of the invention
With reference to the accompanying drawings and the present invention is described in further detail in conjunction with the embodiments.But the invention is not restricted to given example.
Embodiment
The Multifunctional built-in hanging arm 1 of the present embodiment is rectangular section bar, as shown in Figure 1, section material section has the hypotenuse 1-1 that upside is connected with outside car body, the low side of hypotenuse 1-1 extends the first flanging 1-21 down, the the second flanging 1-22 being close to the first flanging 1-21 is extended at the middle part of hypotenuse 1-1 down, and first, second flanging 1-21 and 1-22 is connected in order to the C shape groove 1-31 hanging light bar and side top board away from the end warp of hypotenuse 1-1.
Hypotenuse 1-1 extends the 3rd flanging 1-23 away from the second flanging 1-22 down near high-end place, the Fourth Fold 1-24 away from the second flanging 1-22 is extended down with the second flanging 1-22 junction in the middle part of hypotenuse 1-1, intersect in the middle part of 3rd flanging 1-23 middle and upper part and Fourth Fold 1-24, Fourth Fold 1-24 extends away from the end of hypotenuse 1-1 the 5th flanging 1-25 being close to the 3rd flanging 1-23 downwards, 3rd, 5th flanging 1-23 and 1-25 is connected in order to the 2nd C shape groove 1-32 hanging air-conditioning duct and roof hoard away from the end warp of hypotenuse 1-1.
Also comprise level the 6th flanging 1-26 that two ends are connected with second, third flanging 1-22 and 1-23 respectively, be provided with at least two on the downside of the 6th flanging 1-26 in order to hang the 3rd C shape groove 1-33 of wire casing.
The opening of first, second, third C shape groove vertically down; The residing height of 3rd C shape groove 1-33 is higher than the 2nd C shape groove 1-32, and the residing height of the 2nd C shape groove 1-32 is higher than a C shape groove 1-31.
6th flanging 1-26 mid point aids the border areas 1-41 with being connected with the junction of the second flanging 1-22 in the middle part of hypotenuse 1-1 through first; 6th flanging 1-26 mid point is also connected with the infall of the 3rd flanging 1-23 and Fourth Fold 1-24 through second 1-42 that aids the border areas; 6th flanging 1-26 and the 3rd flanging 1-23 junction the 3rd 1-43 that aids the border areas is connected with the junction of Fourth Fold 1-24 and the 5th flanging 1-25, and the 6th flanging 1-26 and the second flanging 1-22 junction the 4th 1-44 that aids the border areas follows hypotenuse 1-1 to be connected.
First aids the border areas 1-41 and second, the 6th flanging 1-22 and 1-26, first, second 1-41 and 1-42 and Fourth Fold 1-24 that aid the border areas, second aids the border areas 1-42 and the 3rd, the 6th flanging 1-23 and 1-26,3rd aids the border areas 1-43 and the 5th, the 3rd flanging 1-25 and 1-23,3rd aids the border areas 1-43 and the 3rd, Fourth Fold 1-23 and 1-24,4th aids the border areas 1-44 and the second flanging 1-22 and hypotenuse 1-1, and the 3rd, Fourth Fold 1-23 and 1-24 and hypotenuse 1-1 form acute triangle respectively; First, second flanging 1-21 and 1-22 and hypotenuse 1-1 forms right-angled triangle, and the first flanging 1-21 and hypotenuse 1-1 is square edge.
Hypotenuse 1-1 and the minimum angle α of horizon is 30 °.
Hypotenuse 1-1 and second, Fourth Fold 1-22 and 1-24 junction are hypotenuse 1-1 mid point; Hypotenuse 1-1 and the 3rd flanging 1-23 junction are the mid point of the hypotenuse 1-1 first half; Hypotenuse 1-1 and the 4th 1-44 junction of aiding the border areas is the mid point of hypotenuse 1-1 lower part.
First, second, third C shape groove has bottom land 1-34 respectively, bottom land 1-34 extends cell wall 1-35 downwards in two ends, each cell wall 1-35 end extends flanging 1-36 respectively to another side, cell wall place, leave space between two flanging 1-36, cell wall 1-35 and flanging 1-36 junction have breach 1-37.
At least one the 3rd C shape groove 1-33 is positioned at the end of the 6th flanging 1-26.
The metal material section bar that whole section bar is formed in one, as steel, iron, aluminium section bar etc.
Specific implementation process is as follows:
As shown in Figure 2, the first step, the hypotenuse of with tommyhead bolt Multifunctional built-in being hung arm 1 are connected with corresponding car body C shape groove 2;
Second step, wire casing 3 the 3rd C shape groove with hanging arm 1 to be connected;
3rd step, the air-conditioning duct 4 be fixed together and roof hoard 5 to be connected with the 2nd C shape groove of hanging arm 1;
4th step, the side top board 6 be fixed together and light bar 7 to be connected with a C shape groove of hanging arm 1.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of application claims.