CN212085711U - A kind of special roof insulation support equipment for EMU - Google Patents

Abstract

The utility model relates to the technical field of EMU support equipment, and discloses a special roof insulation support device for EMUs, comprising an upper end cover, a lower end cover and an insulator, the upper end cover is fixedly arranged on the upper end of the insulator, and the upper end cover of the lower end cover is fixed on the upper end of the insulator. The surface is provided with an annular groove, the insulator is inserted into the upper surface of the lower end cover through the annular slot, the lower end of the insulator is fixed with two insert blocks, the two insert blocks are arranged symmetrically, the side of the annular groove is The wall is provided with two slots that are matched with the insert blocks, and an arc-shaped cavity is provided inside the lower end cover and located on the left side of the annular groove, and the interior of the arc-shaped cavity is provided with a space for inserting the two For the clamping mechanism fixed by the insert block, four corners of the surface of the lower end cover are provided with installation holes. The utility model can quickly disassemble the insulator and the lower end cover, which is convenient for the staff to repair.

Description

A kind of special roof insulation support equipment for EMU

technical field

The utility model relates to the technical field of motor vehicle support equipment, in particular to a special roof insulation support device for a motor vehicle group.

Background technique

Roof insulation struts for EMUs are the support equipment for high-voltage lines on EMUs, and are insulating supports between the high-voltage end and the ground. The quality of the insulating struts will directly affect the driving safety of the EMUs. Once the insulating struts are damaged, it will endanger equipment and people. Safety.

At present, when the insulator of the existing insulating strut is installed with the lower end cover, it is generally fixed and installed with multiple bolts. When the insulator is damaged, the staff needs to loosen the multiple bolts with a wrench before the insulator can be removed. , the operation is more complicated, which is not conducive to the maintenance of the staff.

SUMMARY OF THE INVENTION

The purpose of the utility model is to solve the problem in the prior art that when the insulator is damaged, the insulator needs to be loosened by the staff through a wrench, and the insulator can be removed. The operation is complicated and is not conducive to the maintenance of the staff. A special roof insulation support equipment for EMUs is proposed.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A special roof insulation support device for an EMU, comprising an upper end cover, a lower end cover and an insulator, the upper end cover is fixedly arranged on the upper end of the insulator, the upper surface of the lower end cover is provided with an annular groove, and the insulator passes through the annular slot Inserted on the upper surface of the lower end cover, the lower end of the insulator is fixedly provided with two insert blocks, the two insert blocks are arranged symmetrically, and the side wall of the annular groove is provided with two slots matched with the insert blocks , the inside of the lower end cover and on the left side of the annular groove is provided with an arc-shaped cavity, the inside of the arc-shaped cavity is provided with a clamping mechanism for fixing the two insert blocks, and the lower end cover is provided with an arc-shaped cavity. The four corners of the surface are provided with mounting holes;

The clamping mechanism includes a fixing block, a spring, a sliding block and an arc-shaped clamping rod, the fixing block is fixedly arranged in the middle of the arc-shaped cavity, the springs are respectively fixedly arranged at both ends of the fixing block, and the two springs are far away from One end corresponding to the fixing block is fixedly connected with the slider, the arc-shaped clamping rods are respectively fixed and arranged on the side of the two sliding blocks away from the spring, and the two arc-shaped clamping rods are far away from the corresponding sliding blocks. One end of the block penetrates through the two ends of the arc-shaped cavity and extends to the inside of the two slots respectively, and the side walls of the two insertion blocks are provided with arc-shaped card slots matched with the arc-shaped clamping rods. Both the front side walls of the two sliding blocks are provided with a fastening mechanism fixed to the lower end cover.

Preferably, the fastening mechanism includes a screw rod, a screw ring and a manual ring, the screw rod is fixedly arranged on the front side wall of the slider, and the surface of the lower end cover is opened at the positions corresponding to the positions of the two screw rods There are arc-shaped holes, one end of the two screws away from the corresponding sliding block respectively passes through the inside of the two arc-shaped holes, and the rod wall and the screw ring are threadedly arranged, and the manual rings are respectively fixed to the two. the upper side of the spiro.

Preferably, the manual ring is made of insulating material.

Preferably, an annular gasket is movably sleeved on the rod wall of the screw and located below the spiral ring.

Preferably, the lower surface of the lower end cap is provided with a threading hole.

Preferably, the slider is slidably connected to the side wall of the arc-shaped cavity.

Compared with the prior art, the utility model provides a special roof insulation support device for an EMU, which has the following beneficial effects.

1. The special roof insulation support equipment for the EMU can make the insulator and the insert block inserted on the surface of the lower end cover through the annular groove and the slot set on the lower end cover, and through the fixed block, The spring, the slider and the arc clamp can separate the arc clamp from the insert block, so that the insulator and the lower end cover can be quickly disassembled, which is convenient for the staff to repair.

2. The special roof insulation support equipment for the EMU can increase the fixing effect of the slider through the screw rod, screw ring, manual ring and annular gasket set on the slider, thereby ensuring that the arc clamping rod is better than the insert block. Tight fit, thereby increasing the fixing effect of the insulator and the lower end cap.

The parts not involved in the device are the same as the existing technology or can be realized by using the existing technology. The utility model can quickly disassemble the insulator and the lower end cover, which is convenient for the staff to repair.

Description of drawings

FIG. 1 is a schematic structural diagram of a special roof insulation support device for an EMU proposed by the utility model.

FIG. 2 is a schematic top-view structural diagram of the interior of the lower end cap in FIG. 1 .

FIG. 3 is a schematic top-view structural diagram of the outside of the lower end cap in FIG. 1 .

FIG. 4 is a schematic structural diagram of the screw, the screw ring and the manual ring in FIG. 3 .

In the picture: 1 insulator, 2 upper end cover, 3 lower end cover, 4 insert block, 5 fixed block, 6 spring, 7 slider, 8 arc clamp, 9 screw rod, 10 screw ring, 11 manual ring, 12 ring gasket , 13 threading holes, 14 mounting holes.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

Referring to Figures 1-4, a special roof insulation support device for an EMU includes an upper end cover 2, a lower end cover 3 and an insulator 1, the upper end cover 2 is fixedly arranged on the upper end of the insulator 1, and the lower surface of the lower end cover 3 is provided with a threading hole 13, the upper surface of the lower end cover 3 is provided with an annular groove, the insulator 1 is inserted into the upper surface of the lower end cover 3 through the annular slot, and the lower end of the insulator 1 is fixedly provided with two insert blocks 4, and the two insert blocks 4 are arranged symmetrically, The side wall of the annular groove is provided with two slots that are matched with the insert block 4, and an arc-shaped cavity is provided inside the lower end cover 3 and located on the left side of the annular groove. For the clamping mechanism fixed by the insert block 4, the four corners of the surface of the lower end cover are provided with installation holes 14;

The clamping mechanism includes a fixed block 5, a spring 6, a slider 7 and an arc-shaped clamping rod 8. The fixed block 5 is fixedly arranged in the middle of the arc-shaped cavity, and the spring 6 is fixedly arranged at both ends of the fixed block 5 respectively. 6. One end away from the corresponding fixed block 5 is fixedly connected with the slider 7, the slider 7 is slidably connected with the side wall of the arc-shaped cavity, and the arc-shaped clamping rods 8 are respectively fixed and arranged on the side of the two sliders 7 away from the spring 6 On the upper side, one end of the two arc-shaped clamping rods 8 away from the corresponding sliding block 7 respectively penetrates the two ends of the arc-shaped cavity and respectively extends to the inside of the two slots. The arc-shaped card slot matched with the clamping rod 8, the front side walls of the two sliders 7 are provided with a fastening mechanism fixed to the lower end cover 3, and the two screws 9 are pulled at the same time to make the two sliders 7 move relatively close to each other and squeeze. By pressing the spring 6 , the arc-shaped clamping rod 8 can be separated from the arc-shaped clamping groove on the insert block 4 , and the insulator 1 and the lower end cover 3 can be quickly disassembled, which is convenient for maintenance by the staff.

The fastening mechanism includes a screw 9, a screw ring 10 and a manual ring 11. The screw 9 is fixedly arranged on the front side wall of the slider 7, and the surface of the lower end cover 3 and the positions of the two screws 9 are provided with arc-shaped holes. , the ends of the two screws 9 away from the corresponding slider 7 pass through the interior of the two arc-shaped holes respectively, and the rod wall is threaded with the screw ring 10, and the manual ring 11 is fixed on the upper side of the two screw rings 10 respectively. 11 is made of insulating material, and the rod wall of the screw 9 is movably sleeved with a ring washer 12 below the screw ring 10, and the screw ring 10 is rotated to tighten the screw 9 and the lower end cover 3, thereby ensuring the arc-shaped clamping rod 8. The tight fit with the insert block 4 increases the fixing effect of the insulator 1 and the lower end cover 3.

In the present utility model, when the worker needs to maintain the insulator 1, the worker twists the manual ring 11 by hand to separate the screw ring 10 from the screw 9, and then simultaneously pulls the two screws 9 to make the two sliders 7 Move relatively close to and squeeze the spring 6, so that the arc-shaped clamping rod 8 can be separated from the arc-shaped clamping slot on the insert block 4, and the insulator 1 and the lower end cover 3 can be quickly disassembled, which is convenient for the staff to repair; When the insulator 1 is used, the worker pulls the two screws 9 at the same time, so that the two sliders 7 move relatively close to each other and squeeze the spring 6, and the insulator 1 is inserted into the annular groove on the lower end cover 3. Inside the slot, loosen the two screws 9, the squeezed spring 6 exerts an external force on the slider 7 and makes the arc-shaped clamping rod 8 fit with the arc-shaped clamping groove on the plug-in block 4, and finally rotate the screw ring. 10. Tighten the screw 9 and the lower end cover 3, thereby ensuring a tight fit between the arc clamping rod 8 and the insert block 4, and increasing the fixing effect of the insulator 1 and the lower end cover 3.

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. A special roof insulation support device for a motor train unit comprises an upper end cover (2), a lower end cover (3) and an insulator (1), it is characterized in that the upper end cover (2) is fixedly arranged at the upper end of the insulator (1), the upper surface of the lower end cover (3) is provided with an annular groove, the insulator (1) is inserted into the upper surface of the lower end cover (3) through the annular slot, two inserting blocks (4) are fixedly arranged at the lower end of the insulator (1), the two inserting blocks (4) are symmetrically arranged, the side wall of the annular groove is provided with two slots matched with the inserting blocks (4), the lower end cover (3) is internally provided with an arc-shaped cavity at the left side of the annular groove, a clamping mechanism for fixing the two inserting blocks (4) is arranged in the arc-shaped cavity, mounting holes (14) are formed in the four corners of the surface of the lower end cover (); the clamping mechanism comprises a fixed block (5), a spring (6), a slide block (7) and an arc-shaped clamping rod (8), the fixed block (5) is fixedly arranged in the middle of the arc-shaped cavity, the springs (6) are respectively and fixedly arranged at two ends of the fixed block (5), one ends of the two springs (6) far away from the corresponding fixed block (5) are fixedly connected with the sliding block (7), arc kelly (8) are fixed respectively set up in two on slider (7) keep away from one side of spring (6), two arc kelly (8) are kept away from and are corresponded the both ends that the arc cavity was run through respectively to the one end of slider (7) extend to two respectively the inside of slot, two the lateral wall of inserted block (4) all seted up with arc kelly (8) matched with arc draw-in groove, two the preceding lateral wall of slider (7) all is equipped with the fastening device who fixes with lower end housing (3).

2. The special insulating and supporting equipment for the motor train unit roof as claimed in claim 1, wherein the fastening mechanism comprises a screw (9), a spiral ring (10) and a manual ring (11), the screw (9) is fixedly arranged on the front side wall of the sliding block (7), arc-shaped holes are formed in the surface of the lower end cover (3) and the positions corresponding to the two screws (9), one ends of the two screws (9) far away from the corresponding sliding block (7) respectively penetrate through the insides of the two arc-shaped holes, the rod wall of the two screws and the spiral ring (10) are in threaded arrangement, and the manual ring (11) is fixedly arranged on the upper sides of the two spiral rings (10).

3. The insulation support device for the special roof of the motor train unit as recited in claim 2, wherein the manual ring (11) is made of an insulation material.

4. The special insulating and supporting device for the motor train unit roof as claimed in claim 2, wherein an annular gasket (12) is movably sleeved on the rod wall of the screw rod (9) below the spiral ring (10).

5. The special insulating and supporting device for the motor train unit roof as claimed in claim 1, wherein the lower surface of the lower end cover (3) is provided with a threading hole (13).

6. The special insulating and supporting device for the motor train unit roof is characterized in that the sliding block (7) is connected with the side wall of the arc-shaped cavity in a sliding mode.

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