CN214066454U - High-speed maglev train brake electromagnet vibration test tool - Google Patents
High-speed maglev train brake electromagnet vibration test tool Download PDFInfo
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- CN214066454U CN214066454U CN202022577541.4U CN202022577541U CN214066454U CN 214066454 U CN214066454 U CN 214066454U CN 202022577541 U CN202022577541 U CN 202022577541U CN 214066454 U CN214066454 U CN 214066454U
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Abstract
The utility model discloses a high-speed maglev train braking electromagnet vibration test frock, it includes vibration frock skeleton, set up a pair of first electro-magnet mount pad on vibration frock skeleton, be used for a pair of second electro-magnet mount pad of being connected with braking electromagnet back, peg graft on the second electro-magnet mount pad that corresponds after first electro-magnet mount pad is connected with braking electromagnet, and this second electro-magnet mount pad is T type electro-magnet mount pad, sets up installation position clamping device at the installation kneck. The utility model discloses guarantee structural strength and do not lead to the fact the influence to the frequency response characteristic of braking electro-magnet in high strength vibration test, maximum simulation real car mounted state, the installation interface of electro-magnet sets up installation position clamping device and presss from both sides tightly the reinforcement from both sides from top to bottom to braking electro-magnet interface position, avoids the vibration waveform to only enlarge in the erection site department, guarantees on vibration effect reflects whole braking electro-magnet, guarantees the accuracy of test data.
Description
Technical Field
The utility model belongs to the technical field of the electro-magnet vibration test, specifically speaking relates to a high-speed maglev train braking electromagnet vibration test frock.
Background
The running environment of the suspension frame of the high-speed maglev train with the speed of 600 kilometers per hour is a complex high-vibration environment, the risk that the electromagnet structure is possibly out of work exists, in order to verify the performance stability of the brake electromagnet module in the vibration running environment of the train, a vibration test and a fatigue test with the vibration acceleration of 5g need to be carried out on the brake electromagnet module, and the test needs to apply vibration to the electromagnet module in the vertical direction and the longitudinal direction.
In the prior art, the structure of the brake electromagnet 100 is as shown in fig. 1, a pair of brake pull rods 110 which are opposite to each other is arranged on the back of the brake electromagnet 100, the pair of brake pull rods 110 are both in a free state, the center of the back of the brake electromagnet 100 protrudes outwards, the joints of the two ends of the brake electromagnet 100 and the existing tool are thin, the existing tool cannot firmly fix the brake electromagnet 100 with the structure, the structural strength of the brake electromagnet cannot be guaranteed in a high-strength vibration test, the frequency response characteristic of the brake electromagnet 100 is easily affected, meanwhile, the positions of the two ends of the brake electromagnet 100 and the installation interface of the tool are weak, the vibration waveform is only amplified at the installation point under the condition, and the accuracy of test data is poor.
Accordingly, further developments and improvements are still needed in the art.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, a vibration test tool for a brake electromagnet of a high-speed maglev train is proposed, which can fix the brake electromagnet by simulating an electromagnet real vehicle installation mode, ensure structural strength under a larger vibration acceleration and ensure smooth test.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a high-speed maglev train brake electromagnet vibration test frock, its includes vibration frock skeleton, set up a pair of first electromagnet mount pad on vibration frock skeleton, be used for a pair of second electromagnet mount pad of being connected with the brake electromagnet back, peg graft on the second electromagnet mount pad that corresponds after first electromagnet mount pad is connected with the brake electromagnet.
Further, the vibration tool framework comprises a bottom frame and a pair of support columns vertically fixed on the bottom frame, and the first electromagnet mounting seats are vertically fixed on the corresponding support columns.
Further, the second electromagnet mounting seat is a T-shaped electromagnet mounting seat, the T-shaped electromagnet mounting seat is composed of a first mounting part and a second mounting part, the first mounting part is used for being connected with the back of the braking electromagnet, the second mounting part is used for being matched with and plugged with the first electromagnet mounting seat, the first mounting part is vertically arranged, and the second mounting part is horizontally arranged.
Furthermore, a containing cavity is formed in the first electromagnet mounting seat corresponding to the second mounting portion, the longitudinal section size of the containing cavity is identical to that of the second mounting portion, and the first electromagnet mounting seat is connected with the second electromagnet mounting seat in an inserting mode through the cooperation of the second mounting portion and the containing cavity.
Furthermore, the connection position of the second installation part and the second electromagnet installation seat is provided with a plurality of threaded holes, and the second installation part is inserted into the accommodating cavity and then is fixedly connected with the first electromagnet installation seat and the second electromagnet installation seat through the matching of bolts and the threaded holes.
The brake electromagnet comprises a first electromagnet mounting seat, a second electromagnet mounting seat and a mounting part clamping device, wherein the mounting part clamping device is used for clamping and fixing the brake electromagnet and the second electromagnet mounting seat and comprises an upper clamping plate and a lower clamping plate, after the back of the brake electromagnet is connected with the second electromagnet mounting seat, the bottom surface of the brake electromagnet is in contact with the lower clamping plate, the top surface of the brake electromagnet is in contact with the bottom surface of the upper clamping plate, and the upper clamping plate is fixedly connected with the lower clamping plate through a screw and nut assembly.
Furthermore, the end, away from the screw and nut assembly, of the upper clamping plate is detachably connected with the top of the first electromagnet mounting seat, and the lower clamping plate is fixedly arranged on the vibration tool framework.
Furthermore, the high-speed maglev train brake electromagnet vibration test tool further comprises a brake pull rod fixing seat which is used for being correspondingly connected with a brake pull rod on the brake electromagnet, and the brake pull rod fixing seat is arranged on the vibration tool framework or the first electromagnet mounting seat or the upper clamping plate.
Furthermore, the pull rod fixing seat is detachably connected with the vibration tool framework or the first electromagnet mounting seat or the upper clamping plate.
Furthermore, the pull rod fixing seat comprises a bottom plate and a pair of mounting lugs connected to the bottom plate, a first mounting hole is formed in the brake pull rod, a second mounting hole is formed in the mounting lug corresponding to the first mounting hole, and a fastening piece is arranged in the mounting lug corresponding to the first mounting hole and the second mounting hole in a matched mode.
Preferably, the first mounting hole is an oblong hole.
The utility model discloses for prior art have following beneficial effect:
(1) the utility model discloses a simulation maglev train floating frame will brake the firm fixing of electro-magnet on the frock, guarantee structural strength in high strength vibration test, and do not cause the influence to the frequency response characteristic of braking electro-magnet, the maximum simulation real car mounted state.
(2) The installation interface of the electromagnet adopts an embedded connection structure, so that the strength is ensured, and meanwhile, the brake electromagnet is convenient to install on a tool.
(3) Under the comparatively weak condition in braking electromagnet installation interface position, press from both sides tightly the reinforcement from top to bottom through setting up installation position clamping device to braking electromagnet interface position, avoid the vibration waveform to only enlarge at the erection point department, guarantee on vibration effect reflects whole braking electromagnet, the accuracy of test data can be guaranteed in this design.
Drawings
FIG. 1 is a schematic structural view of a brake electromagnet in the background art of the present invention;
fig. 2 is a schematic structural view of a vibration test tool for a brake electromagnet of a high-speed maglev train in embodiment 1 of the present invention;
fig. 3 is an assembly state diagram of the vibration test tool and the brake electromagnet of the high-speed maglev train in embodiment 1 of the present invention;
fig. 4 is another assembly state diagram of the vibration test tool for the brake electromagnet of the high-speed maglev train and the brake electromagnet according to embodiment 1 of the present invention;
in the drawings: 100. a brake electromagnet; 110. a brake pull rod; 111. a first mounting hole; 210. a first electromagnet mounting base; 220. a second electromagnet mounting base; 300. mounting a site clamping device; 310. an upper clamping plate; 320. a lower clamping plate; 330. a screw nut assembly; 400. vibrating the tool framework; 410. a chassis; 420. a support pillar; 430. reinforcing ribs; 500. a pull rod fixing seat; 510. a base plate; 520. mounting lugs; 521. And a second mounting hole.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following description, together with the drawings of the present invention, clearly and completely describes the technical solution of the present invention, and based on the embodiments in the present application, other similar embodiments obtained by those skilled in the art without creative efforts shall all belong to the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustration and not for limitation of the present invention.
Detailed description of the preferred embodiment 1
The utility model discloses braking electromagnet 100 to in fig. 1 has proposed a high-speed maglev train braking electromagnet 100 vibration test frock, as shown in fig. 2-4, this vibration test frock includes vibration frock skeleton 400, set up a pair of first electro-magnet mount pad 210 on vibration frock skeleton 400, a pair of second electro-magnet mount pad 220 that is used for being connected with braking electromagnet 100 back, peg graft on the second electro-magnet mount pad 220 that corresponds after first electro-magnet mount pad 210 is connected with braking electromagnet 100. The utility model discloses simulation maglev train floating frame will brake electromagnet 100 firm fixes on this vibration test frock, guarantee structural strength in high strength vibration test, and not cause the influence to brake electromagnet 100's frequency response characteristic, the maximum simulation real car mounted state.
Further, the vibration tool framework 400 includes a bottom frame 410 and a pair of support columns 420 vertically fixed on the bottom frame 410, and the first electromagnet mounting seat 210 is vertically fixed on the corresponding support column 420.
Specifically, vibration frock skeleton 400 is formed by the welding of steel side's pipe, wherein, chassis 410 forms and is rectangular support body for the welding of a plurality of steel side's pipe, support column 420 on the perpendicular to chassis 410 is steel side's pipe and through welded mode and chassis 410 fixed connection, and is preferred, corresponds at support column 420 and chassis 410's junction and sets up a plurality of strengthening ribs 430, is used for strengthening support column 420 and chassis 410's joint strength, improves the holistic structural strength of vibration frock skeleton 400.
Specifically, be provided with a plurality of bolt holes on this vibration frock skeleton 400, adopt the bolt to pass the bolt hole and be fixed in the shaking table with vibration frock skeleton 400 on, the shaking table will vibrate the transmission to the braking electromagnet who connects on the vibration frock skeleton 400 on, guarantee experimental going on smoothly.
In this embodiment, second electromagnet mount 220 is T-shaped electromagnet mount, and T-shaped electromagnet mount comprises the first installation department that is used for being connected with braking electromagnet 100 back and the second installation department that is used for pegging graft with first electromagnet mount 210 cooperation, and the vertical setting of first installation department, second installation department level sets up, and its embedded connection structure who lies in through first installation department and first electromagnet mount 210 is used in to make things convenient for braking electromagnet 100 to install on vibration frock skeleton 400 when guaranteeing joint strength to guarantee going on smoothly of vibration test.
Specifically, mounting holes are formed in the two ends of the vertically arranged second mounting portion and corresponding to the connecting portions of the brake electromagnet 100, and the second mounting portion is connected to the brake electromagnet 100 through fasteners such as bolts.
Further, the first electromagnet mounting base 210 is provided with a containing cavity corresponding to the second mounting portion, the longitudinal section of the containing cavity is identical to that of the second mounting portion, the first electromagnet mounting base 210 is matched with the containing cavity through the second mounting portion to be connected with the second electromagnet mounting base 220 in an inserting mode, the brake electromagnet 100 can be restrained in three directions in the inserting mode, and strength is guaranteed while mounting is facilitated.
Specifically, the second electromagnet mount 220 is attached to the back of the brake electromagnet 100 by a countersunk head bolt.
Further, a plurality of threaded holes are formed in the connecting portion of the second mounting portion and the second electromagnet mounting seat 220, and the second mounting portion is inserted into the accommodating cavity and then fixedly connected with the first electromagnet mounting seat 210 and the second electromagnet mounting seat 220 through the matching of bolts and the threaded holes.
Specifically, each threaded hole is evenly arranged on two sides of the second installation part and two sides of the second electromagnet installation seat 220, so that the installation and the disassembly are convenient.
Preferably, a supporting block is disposed between the first electromagnet mounting seat 210 and the bottom frame 410, and two ends of the supporting block respectively abut against the bottom surface of the first electromagnet mounting seat and the upper surface of the bottom frame 410, so as to provide a further supporting function for the first electromagnet mounting seat 210.
Preferably, the supporting block is disposed near an end of the first electromagnet mounting seat 210 away from the supporting column 420, so as to improve the supporting strength of the joint between the first electromagnet mounting seat 210 and the second electromagnet mounting seat 220.
Further, the vibration test tool for the brake electromagnet 100 of the high-speed maglev train further comprises a mounting portion clamping device 300 for clamping and fixing the brake electromagnet 100 and the second electromagnet mounting seat 220, wherein the mounting portion clamping device 300 comprises an upper clamping plate 310 and a lower clamping plate 320, after the back of the brake electromagnet 100 is connected with the second electromagnet mounting seat 220, the bottom surface of the brake electromagnet 100 is in contact with the lower clamping plate 320, the top surface of the brake electromagnet 100 is in contact with the bottom surface of the upper clamping plate 310, and the upper clamping plate 310 is fixedly connected with the lower clamping plate 320 through a screw nut assembly 330. The interface position of the brake electromagnet 100 is clamped and reinforced up and down through the mounting position clamping device 300, so that the vibration waveform is prevented from being amplified only at the mounting position, the vibration effect is ensured to be reflected on the whole electromagnet, and the design can ensure the accuracy of test data.
Specifically, after the brake electromagnet 100 is assembled with the T-shaped mounting seat, the lower surface of the brake electromagnet is in contact with and compacted by the lower clamping plate 320 of the clamping device, the upper clamping plate 310 is in contact with the upper surface of the brake electromagnet 100, and the upper and lower clamping plates 320 are clamped by the screw nut assembly 330.
Preferably, in the mounting-site clamping device 300, a pair of screw-nut assemblies 330 is arranged in parallel.
Further, one end of the upper clamping plate 310, which is far away from the screw nut assembly 330, is detachably connected to the top of the first electromagnet mounting seat 210, and the lower clamping plate 320 is fixedly disposed on the vibrating tool framework 400.
Further, in a vibration test, the brake pull rod 110 at the back of the brake electromagnet 100 needs to be fixed in a free state, the vibration test tool for the brake electromagnet 100 of the high-speed maglev train further comprises a brake pull rod 110 fixing seat for being correspondingly connected with the brake pull rod 110 on the brake electromagnet 100, and the brake pull rod 110 fixing seat is arranged on the vibration tool framework 400 or the first electromagnet mounting seat 210 or the upper clamping plate 310.
Further, the pull rod fixing seat 500 is detachably connected with the vibration tool framework 400 or the first electromagnet mounting seat 210 or the upper clamping plate 310.
Preferably, in this embodiment, the pull rod fixing base 500 is detachably connected to the first electromagnet mounting base 210 and located below the upper clamping plate 310, and after the brake electromagnet 100 is assembled and fixed with the first electromagnet mounting base 210, the second electromagnet mounting base 220, and the mounting portion clamping device 300, the pull rod fixing plate is mounted on the first electromagnet mounting base 210.
Further, the pull rod fixing seat 500 includes a bottom plate 510 and a pair of mounting lugs 520 connected to the bottom plate 510, a first mounting hole 111 is formed in the brake pull rod 110, a second mounting hole 521 is formed in the mounting lug 520 corresponding to the first mounting hole 111, and a fastening member is disposed in cooperation with the first mounting hole 111 and the second mounting hole 521.
Preferably, the fastening member is a pin, that is, the pull rod fixing seat 500 is fixedly connected with the brake pull rod 110 by a pin fixing method.
Preferably, the second mounting hole 521 is designed to be an oblong hole aiming at the characteristic of the free state of the brake pull rod 110, and the adjustable range is large, so that the brake pull rod 110 is convenient to fix.
The above detailed description of the present invention is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited thereto, i.e. all the equivalent changes and modifications made according to the scope of the present invention should be covered by the present invention.
Claims (10)
1. The utility model provides a high-speed maglev train brake electromagnet vibration test frock which characterized in that, includes vibration frock skeleton, sets up a pair of first electromagnet mount pad on vibration frock skeleton, is used for a pair of second electromagnet mount pad of being connected with the brake electromagnet back, peg graft on the second electromagnet mount pad that corresponds after first electromagnet mount pad is connected with the brake electromagnet.
2. The high-speed maglev train brake electromagnet vibration test tool of claim 1, wherein the vibration tool framework comprises a bottom frame and a pair of support columns vertically fixed on the bottom frame, and the first electromagnet mounting seats are vertically fixed on the corresponding support columns.
3. The high-speed maglev train brake electromagnet vibration test tool of claim 1, wherein the second electromagnet mount pad is a T-shaped electromagnet mount pad, the T-shaped electromagnet mount pad is composed of a first mount portion for being connected with the back of the brake electromagnet and a second mount portion for being in matched and plugged with the first electromagnet mount pad, the first mount portion is vertically arranged, and the second mount portion is horizontally arranged.
4. The high-speed maglev train brake electromagnet vibration test tool of claim 3, wherein the first electromagnet mounting seat is provided with an accommodating cavity corresponding to the second mounting part, the longitudinal section dimension of the accommodating cavity is identical to that of the second mounting part, and the first electromagnet mounting seat is in plugging connection with the second electromagnet mounting seat through the matching of the second mounting part and the accommodating cavity.
5. The high-speed maglev train brake electromagnet vibration test tool of claim 3, wherein the connection portion of the second installation portion and the second electromagnet installation seat is provided with a plurality of threaded holes, and the second installation portion is inserted into the accommodating cavity and then fixedly connected with the first electromagnet installation seat and the second electromagnet installation seat through the matching of bolts and the threaded holes.
6. The high-speed maglev train brake electromagnet vibration test tool according to claim 1, further comprising an installation part clamping device for clamping and fixing the brake electromagnet and the second electromagnet installation seat, wherein the installation part clamping device comprises an upper clamping plate and a lower clamping plate, after the back of the brake electromagnet is connected with the second electromagnet installation seat, the bottom surface of the brake electromagnet is in contact with the lower clamping plate, the top surface of the brake electromagnet is in contact with the bottom surface of the upper clamping plate, and the upper clamping plate is fixedly connected with the lower clamping plate through a screw and nut assembly.
7. The high-speed maglev train brake electromagnet vibration test tool of claim 6, wherein the end of the upper clamping plate, which is far away from the screw and nut assembly, is detachably connected with the top of the first electromagnet mounting seat, and the lower clamping plate is fixedly arranged on a vibration tool framework.
8. The high-speed maglev train brake electromagnet vibration test tool according to claim 6, further comprising a brake pull rod fixing seat correspondingly connected with a brake pull rod on the brake electromagnet, wherein the brake pull rod fixing seat is arranged on the vibration tool framework or the first electromagnet mounting seat or the upper clamping plate.
9. The high-speed maglev train brake electromagnet vibration test tool of claim 8, wherein the pull rod fixing seat is detachably connected with a vibration tool framework or the first electromagnet mounting seat or the upper clamping plate.
10. The high-speed maglev train brake electromagnet vibration test tool of claim 9, wherein the pull rod fixing seat comprises a bottom plate and a pair of mounting lugs connected to the bottom plate, a first mounting hole is formed in the brake pull rod, a second mounting hole is formed in the mounting lug corresponding to the first mounting hole, and a fastener is arranged in the mounting lug in a matched manner corresponding to the first mounting hole and the second mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022577541.4U CN214066454U (en) | 2020-11-09 | 2020-11-09 | High-speed maglev train brake electromagnet vibration test tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022577541.4U CN214066454U (en) | 2020-11-09 | 2020-11-09 | High-speed maglev train brake electromagnet vibration test tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214066454U true CN214066454U (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022577541.4U Active CN214066454U (en) | 2020-11-09 | 2020-11-09 | High-speed maglev train brake electromagnet vibration test tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214066454U (en) |
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2020
- 2020-11-09 CN CN202022577541.4U patent/CN214066454U/en active Active
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