CN214563066U

CN214563066U - Motor train unit brake hose mounting device

Info

Publication number: CN214563066U
Application number: CN202120528481.9U
Authority: CN
Inventors: 赵家良; 王连明; 吕彬; 陈玲; 郭广友; 王心怡
Original assignee: CRRC Tangshan Co Ltd
Current assignee: CRRC Tangshan Co Ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-11-02
Anticipated expiration: 2031-03-12

Abstract

The utility model provides a motor train unit brake hose installation device, which relates to the technical field of brake hose installation and comprises two pressing blocks, an installation frame and a press-in rod, wherein the opposite surfaces of the two pressing blocks are respectively and correspondingly provided with an accommodating groove which is communicated up and down; the mounting frame is arranged above the two pressing blocks in a spanning mode, two ends of the mounting frame are respectively connected with the two pressing blocks, and the mounting frame is used for oppositely pressing the two pressing blocks so that the accommodating grooves are butted to form an accommodating cavity for accommodating the hose; the press-in rod is arranged on the mounting frame and used for pressing the pipe joint downwards into the hose in the accommodating cavity. The utility model provides a EMUs brake hose installation device, with two briquetting separately earlier in order to place hose to holding tank, close together two briquetting again and utilize the mounting bracket to compress tightly two briquetting relatively with fixed hose, then exert decurrent pressure to the coupling through the pole of impressing that sets up on the mounting bracket, make the coupling impress in the hose, the effectual crimping quality of having guaranteed coupling and hose has improved the installation accuracy, reduced the installation degree of difficulty.

Description

Motor train unit brake hose mounting device

Technical Field

The utility model belongs to the technical field of the brake hose installation, more specifically say, relate to a EMUs brake hose installation device.

Background

The brake hose in the motor train unit plays a role in connecting brake compressed air above and below the motor train unit, and each motor train unit has twenty hoses. The brake hose connector and the control valve system are both manufactured by adopting a mode of crimping the hose and the steel threaded pipe connector, and the crimping mode is also called cold working and can directly press the pipe connector into the hose. The joint needs to bear at least 6 kilograms of braking pressure when the train runs, so the installation quality of the joint is particularly important, and the normal running of the train is directly influenced.

In the prior art, a hose is clamped by using a clamp, and a pipe joint is pressed into the hose by hammering the pipe joint through a rubber hammer. However, in the hammering process, if the stress direction is deflected, the pipe joint is caused to generate position deviation, the hose is stressed unevenly, the installation quality is influenced, the hose and the pipe joint are loosened seriously, and the hose and the pipe joint need to be crimped and installed again.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a EMUs brake hose installation device to solve the crimping inefficiency that exists among the prior art, the unsafe technical problem of crimping size.

In order to achieve the above object, the utility model adopts the following technical scheme: the device for installing the brake hose of the motor train unit comprises two pressing blocks, an installing frame and a press-in rod, wherein opposite surfaces of the two pressing blocks are respectively and correspondingly provided with an accommodating groove which is communicated up and down; the mounting frame is arranged above the two pressing blocks in a spanning mode, two ends of the mounting frame are respectively connected with the two pressing blocks, and the mounting frame is used for oppositely pressing the two pressing blocks so that the accommodating grooves are butted to form an accommodating cavity for accommodating the hose; the press-in rod is arranged on the mounting frame and used for pressing the pipe joint downwards into the hose in the accommodating cavity.

As another embodiment of this application, be equipped with the screw hole that link up from top to bottom on the mounting bracket, the pole threaded connection of impressing is in the screw hole.

As another embodiment of the present application, a rotation block for rotating the push-in lever to move the push-in lever up and down is provided at an upper end of the push-in lever.

As another embodiment of this application, the outer end of the opposite face of two briquetting passes through hinge connection, and the hinge is located the one end of keeping away from the mounting bracket.

As another embodiment of the application, the hinge is a spring hinge, the spring hinge comprises two leaf plates and a torsion spring, the two leaf plates are rotatably connected through a rotating shaft extending along the up-down direction, and the two leaf plates are respectively connected with two pressing blocks; the torsional spring is sleeved on the rotating shaft and provided with two ejector rods which are respectively abutted to the surface of the page plate, and the two ejector rods can push the two pressing blocks to be abutted so as to clamp the hose.

As another embodiment of this application, the both ends of mounting bracket are hinged end and free end respectively, and the hinged end articulates on one of them briquetting, and the free end can be dismantled and connect on another briquetting with two briquetting of cooperation hinged end pair pressure.

As another embodiment of this application, the outside of the briquetting that links to each other with the free end is equipped with spacing seat, and the free end of mounting bracket is spacing with spacing seat through the round pin axle and is locked.

As another embodiment of this application, EMUs brake hose installation device still includes the centre gripping subassembly that is used for two briquettings of counterpressure, and the centre gripping subassembly has two clamping parts, forms the centre gripping mouth that is used for holding two briquettings between two clamping parts.

As another embodiment of the application, the side surfaces of the two pressing blocks which are deviated from each other are respectively provided with a boss protruding outwards, and the bottom surface of the boss is used for being in contact with the top surface of the clamping part so that the pressing blocks are erected on the clamping part.

As another embodiment of the present application, the pressing block is a flexible material member.

The utility model provides a EMUs brake hose installation device's beneficial effect lies in: compared with the prior art, the utility model provides a EMUs brake hose installation device separates earlier two briquettings in order to place hose to holding tank, closes two briquettings again and utilizes the mounting bracket to compress tightly two briquettings relatively with fixed hose, then exerts decurrent pressure to the coupling through the pole of impressing that sets up on the mounting bracket, makes the coupling impress in the hose, the effectual crimping quality of having guaranteed coupling and hose has improved the installation accuracy, has reduced the installation degree of difficulty.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of a first brake hose installation device of a motor train unit according to an embodiment of the present invention;

FIG. 2 is a schematic view of a partial enlarged structure of I in FIG. 1;

FIG. 3 is a schematic front view of the press block and hinge of FIG. 1;

FIG. 4 is a left side view of the structure of FIG. 1;

FIG. 5 is a schematic view of a portion of A-A in FIG. 4;

fig. 6 is a schematic structural view of a motor train unit brake hose mounting device according to a second embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1. briquetting; 11. accommodating grooves; 12. an accommodating chamber; 13. a boss; 2. a mounting frame; 21. a hinged end; 22. a free end; 23. a pin shaft; 24. a rotating shaft; 25. a limiting seat; 3. pressing in the rod; 31. rotating the block; 4. a hinge; 41. a rotating shaft; 42. a leaf plate; 43. a torsion spring; 44. a top rod; 5. a clamping assembly; 51. a clamping portion; 52. a clamping opening.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention. 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.

Referring to fig. 1 to 6 together, the brake hose mounting device for a motor train unit according to the present invention will now be described. The motor train unit brake hose mounting device comprises two pressing blocks 1, a mounting frame 2 and a press-in rod 3, wherein opposite surfaces of the two pressing blocks 1 are respectively and correspondingly provided with a vertically through accommodating groove 11; the mounting rack 2 is arranged above the two pressing blocks 1 in a spanning mode, two ends of the mounting rack are respectively connected with the two pressing blocks 1, and the mounting rack is used for oppositely pressing the two pressing blocks 1 so that the accommodating groove 11 is in butt joint to form an accommodating cavity 12 for accommodating a hose; a press-in lever 3 is provided on the mounting frame 2 for pressing the pipe connection down into the hose in the receiving chamber 12.

In this embodiment, the two ends of the mounting rack 2 can be detachably connected to the two pressing blocks 1, for example, the inner side surfaces of the two ends of the mounting rack 2 are clamped on the outer side surfaces of the two pressing blocks 1, so as to clamp the hose by the two pressing blocks 1. In addition, one end of the mounting frame 2 can be rotatably connected with one of the pressing blocks 1, the other end of the mounting frame is movably connected with the other pressing block 1, the connection state of the movable end of the mounting frame 2 and the pressing blocks 1 is adjusted, and the switching of the abutting and closing or separating states of the two pressing blocks 1 is realized.

The utility model provides a pair of EMUs brake hose installation device, compared with the prior art, the utility model provides a EMUs brake hose installation device separates earlier two briquetting 1 in order to place hose to holding tank 11, closes up two briquetting 1 again and utilizes mounting bracket 2 to make two briquetting 1 compress tightly relatively with fixed hose, then utilize the 3 butt joint of pole of impressing that set up on the mounting bracket 2 to exert decurrent pressure, make the coupling impress in the hose, the effectual crimping quality of having guaranteed coupling and hose has improved the installation accuracy, has reduced the installation degree of difficulty.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, fig. 4 and fig. 6, a threaded hole is formed in the mounting frame 2 and runs through the mounting frame from top to bottom, and the press-in rod 3 is screwed into the threaded hole.

In this embodiment, the press-in rod 3 is screwed into a screw hole of the mounting frame 2, and is moved up and down by rotating the press-in rod 3. After the two pressing blocks 1 clamp and fix the hose, the pipe joint is placed at the upper opening of the hose, and the pipe joint is pressed downwards by rotating the press-in rod 3 until the pipe joint enters the hose, so that the effective connection between the pipe joint and the hose is realized. When the hose is installed in the accommodating cavity 12, the hose can be flush with the top surface of the pressing block 1, so that the hose has certain supporting strength and the pipe joint can be conveniently pressed in.

Further, in order to facilitate the rotation of the press-in rod 3 to move up or down, the upper end of the press-in rod 3 is provided with a rotating block 31, the cross section of the rotating block 31 can adopt various forms such as quadrangle, circle, hexagon or triangle, and the like, so that the rotating block can be held by a hand and applies force conveniently, and the press-in rod 3 can be rotated to move up and down.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, fig. 3 and fig. 6, the outer ends of the opposite surfaces of the two pressing blocks 1 are connected by a hinge 4, and the hinge 4 is located at one end away from the mounting frame 2.

In this embodiment, two briquetting 1 rotate through hinge 4 and connect, when needing to open or close together two briquetting 1, can rotate one of them briquetting 1 and make it rotatory around closing page 4, the relative position that two briquetting 1 were equipped with the one end of hinge 4 in the rotation process can keep certain spacing, no matter be in the state of separately or closing together, the setting of hinge 4 all can make two briquetting 1 go up holding tank 11 and keep the state of adjusting well, the installation and the clamp of the follow-up hose of being convenient for are tight, in order to improve and adjust efficiency well.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 3, the hinge 4 is a spring hinge, the spring hinge includes two leaf plates 42 and a torsion spring 43, the two leaf plates 42 are rotatably connected by a rotating shaft 41 extending along the up-down direction, and the two leaf plates 42 are respectively connected to the two pressing blocks 1; the torsion spring 43 is sleeved on the rotating shaft 41, the torsion spring 43 is provided with two ejector rods 44 respectively abutted to the plate surface of the sheet 42, and the two ejector rods 44 can push the two pressing blocks 1 to be in butt joint so as to clamp the hose.

Further, the hinge 4 is a spring hinge. The spring hinge is provided with two hinge plates 42 which are respectively arranged on the outer end face of the pressing block 1 and are rotatably connected through a rotating shaft 41, two ends of a torsion spring 43 which is sleeved on the rotating shaft 41 are respectively provided with a mandril 44, the mandril 44 is used for generating pushing and extruding effects on the hinge plates 42, and then the two pressing blocks 1 are pushed to move towards each other until being butted and closed, so that the effect of effectively clamping the hose is achieved.

When the hose needs to be installed, one of the pressing blocks 1 is pushed to rotate around the rotating shaft 41, the torsion springs 43 are stressed, the two pressing blocks 1 are opened relatively to form an open opening, the hose is convenient to put in, external force is removed after the hose is placed, the two pressing blocks 1 move oppositely to be butted and closed to compress the hose under the action of the torsion springs 43, and the upper mounting rack 2 is combined to realize clamping and connecting effects on the two pressing blocks 1.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 5, two ends of the mounting rack 2 are respectively a hinged end 21 and a free end 22, the hinged end 21 is hinged on one of the pressing blocks 1, and the free end 22 is detachably connected to another pressing block 1 to press the two pressing blocks 1 by matching the hinged end 21.

In this embodiment, the hinged end 21 of the mounting frame 2 is rotatably connected to one of the pressing blocks 1, and the free end 22 is detachably connected to the other pressing block 1. The hinged end 21 is rotatably connected to one of the press blocks 1 by a rotating shaft 24 and can rotate around the rotating shaft 24 to a position opened from above the press block 1. When the hose needs to be installed, the installation frame 2 rotates to a position where the free end 22 is separated from the pressing block 1 (namely, the free end 22 is suspended), and at the moment, the two pressing blocks 1 can be separated from each other, so that the hose can be conveniently placed into the hose. When two pressing blocks 1 need to be combined to clamp the hose, the mounting rack 2 is rotated reversely to enable the free end 22 to be in contact with and connected with the pressing block 1 far away from the rotating shaft 24, the opposite pressing effect on the two pressing blocks 1 is achieved, the two pressing blocks 1 are butted and gathered towards the adjacent sides, and the hose is effectively compressed.

The medial surface of free end 22 can the joint on the lateral surface of another briquetting 1, can bulldoze rather than adjacent briquetting 1 and push to the position of closing up with another briquetting 1 butt joint, realizes pressing from both sides tightly the hose. Furthermore, the pressing block 1 is a flexible material member, and when the free end 22 swings downwards to a position where the free end is in contact with and locked with the pressing block 1, the abutting and pressing effect on the pressing block 1 can be achieved. Simultaneously, when utilizing two briquetting 1 to press from both sides tightly the hose, along with the coupling gets into the hose gradually, briquetting 1 can the outside of cooperativity prop expand, avoids the rigid contact between briquetting 1 and the hose to cause the hose to scrape the damage, is convenient for guarantee installation quality.

Also can set up the fixture block on the free end 22, corresponding set up on briquetting 1 in fixture block joint complex draw-in groove, realize the free end 22 through the cooperation between the two to the effect of compressing tightly of briquetting 1, be convenient for effectively compress tightly the hose.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 5, the outer side of the pressing block 1 connected to the free end 22 is provided with a limiting seat 25, and the free end 22 of the mounting frame 2 and the limiting seat 25 are locked in a limiting manner by the pin 23.

In this embodiment, the outer side of the pressing block 1 connected with the free end 22 is provided with the limiting seat 25, the relative position of the free end 22 and the pressing block 1 is locked by the pin shaft 23 penetrating through the free end 22 and the limiting seat 25, the pressing action of the mounting frame 2 on the pressing block 1 is realized, and the hose is reliably clamped.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 6, the motor train unit brake hose installation apparatus further includes a clamping assembly 5 for pressing two pressing blocks 1, the clamping assembly 5 has two clamping portions 51, and a clamping opening 52 for accommodating the two pressing blocks 1 is formed between the two clamping portions 51.

In this embodiment, in order to ensure that the two pressing blocks 1 effectively clamp the hose, a clamping assembly 5 is further arranged. The outer side surfaces of the two pressing blocks 1 are respectively clamped by the two clamping parts 51, so that the hose is effectively clamped in the accommodating cavity 12 by the two pressing blocks 1, and the position stability of the hose in the crimping process is ensured.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 6, the side surfaces of the two pressing blocks 1 that deviate from each other are respectively provided with a boss 13 protruding outward, and the bottom surface of the boss 13 is used for contacting with the top surface of the clamping portion 51 so as to erect the pressing block 1 on the clamping portion 51.

In this embodiment, the outer side surface of the pressing block 1 is provided with the boss 13 protruding outward, the bottom surface of the boss 13 is attached to the top surface of the clamping portion 51, the two pressing blocks 1 are erected on the two clamping portions 51, the pressing block 1 is located in the clamping opening 52, the hose is reliably fixed in the accommodating cavity 12 formed by the two pressing blocks 1, and the subsequent pipe joint is convenient to press in.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. EMUs brake hose installation device, its characterized in that includes:

opposite surfaces of the two pressing blocks are respectively and correspondingly provided with an accommodating groove which is communicated up and down;

the mounting frame is arranged above the two pressing blocks in a spanning mode, two ends of the mounting frame are respectively connected with the two pressing blocks, and the mounting frame is used for oppositely pressing the two pressing blocks so that the accommodating groove can be butted to form an accommodating cavity for accommodating the hose;

and the press-in rod is arranged on the mounting rack and used for pressing the pipe joint downwards into the hose in the accommodating cavity.

2. The motor train unit brake hose mounting device of claim 1, wherein the mounting bracket is provided with a threaded hole which is vertically communicated, and the press-in rod is in threaded connection with the threaded hole.

3. The motor train unit brake hose mounting device according to claim 2, wherein the upper end of the press-in rod is provided with a rotating block for rotating the press-in rod to move the press-in rod up and down.

4. The motor train unit brake hose mounting device of claim 1, wherein the outer ends of the opposite faces of the two pressing blocks are connected through a hinge, and the hinge is located at one end far away from the mounting frame.

5. The motor train unit brake hose mounting device of claim 4, wherein the hinge is a spring hinge, and the spring hinge comprises:

the two page plates are rotatably connected through a rotating shaft extending in the vertical direction and are respectively connected with the two pressing blocks;

the torsional spring is sleeved on the rotating shaft and provided with two ejector rods which are respectively abutted to the surface of the page plate, and the ejector rods can push the two pressing blocks to be abutted to tightly hold the hose.

6. The brake hose mounting device for motor train units according to any one of claims 1 to 5, wherein the two ends of the mounting bracket are respectively a hinged end and a free end, the hinged end is hinged to one of the pressing blocks, and the free end is detachably connected to the other pressing block to cooperate with the hinged end to press the two pressing blocks.

7. The motor train unit brake hose mounting device according to claim 6, wherein a limiting seat is arranged on the outer side of the pressing block connected with the free end, and the free end of the mounting frame and the limiting seat are limited and locked through a pin shaft.

8. The motor train unit brake hose mounting device according to any one of claims 1 to 5, further comprising a clamping assembly for pressing the two pressing blocks in opposite directions, wherein the clamping assembly has two clamping portions, and a clamping opening for accommodating the two pressing blocks is formed between the two clamping portions.

9. The motor train unit brake hose mounting device according to claim 8, wherein the two pressing blocks are provided with outwardly protruding bosses on the side surfaces facing away from each other, and the bottom surfaces of the bosses are used for contacting the top surfaces of the clamping parts so that the pressing blocks are erected on the clamping parts.

10. The motor train unit brake hose mounting device according to any one of claims 1 to 5, wherein the press block is a flexible material member.