CN217520633U

CN217520633U - Electromagnet suspension force testing device

Info

Publication number: CN217520633U
Application number: CN202221588632.0U
Authority: CN
Inventors: 程虎; 袁茂林; 袁伟
Original assignee: Hunan Lingxiang Maglev Technology Co Ltd
Current assignee: Hunan Lingxiang Maglev Technology Co Ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-09-30
Anticipated expiration: 2032-06-23

Abstract

The utility model belongs to the field of electromagnet testing, in particular to an electromagnet suspension force testing device, which comprises a testing frame, a track, an electromagnet assembly and a suspension force testing assembly which are sequentially arranged on the testing frame, wherein the electromagnet assembly comprises an electromagnet and an electromagnet testing installation fixture, the electromagnet is arranged on the testing frame through the electromagnet testing installation fixture, the electromagnet corresponds to the track, the suspension force testing assembly comprises two groups of tension force testing assemblies I arranged at the two ends of the electromagnet testing installation fixture and a tension force pre-tightening assembly I for adjusting the initial tension force of the two groups of tension force testing assemblies I, the tension force pre-tightening assembly I is fixed on the testing frame, the suspension force testing of the electromagnet can be realized by arranging the suspension force testing assembly, the electromagnet is arranged on the testing frame 1 through the electromagnet testing installation fixture, and the installation and the replacement of the electromagnet are more convenient compared with the direct fixation on the testing frame, the performance test of the electromagnet is convenient to carry out in batches.

Description

Electromagnet suspension force testing device

Technical Field

The utility model belongs to electro-magnet test field specifically is to involve an electro-magnet suspension testing arrangement.

Background

At present, the domestic medium-low speed maglev train has the maximum speed of 140km/h, the vehicle speed, the line condition and other factors change, and the requirement on the suspension guiding force of the electromagnet is obviously changed, so that the method is very important for the electromagnetic performance test of the suspension electromagnet in the aspects of research, design, production, test and the like.

The current electromagnetic performance device of the suspension electromagnet is inconvenient for replacing the rail and the electromagnet, is not suitable for batch electromagnet performance test, and is inconvenient for adjusting the gap and the position between the electromagnet and the rail, so that the electromagnetic performance device is inconvenient for testing various gap and position combination working conditions of the electromagnet and the rail.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an electro-magnet suspension force testing arrangement convenient to installation and change electro-magnet.

The utility model discloses an content includes the test jig, sets gradually track, electro-magnet subassembly and suspension force test component on the test jig, electro-magnet subassembly includes electro-magnet and electro-magnet test sectional fixture, the electro-magnet passes through to be installed on the test jig on the electro-magnet test sectional fixture, just the electro-magnet corresponds with the track each other, suspension force test component is including setting up two sets of tensile force test component I and the tensile force pretension subassembly I of adjusting two sets of tensile force test component I initial pulling forces at electro-magnet test sectional fixture both ends, tensile force pretension subassembly I is fixed on the test jig.

Furthermore, the tension test assembly I comprises a tension sensor I and two hinge pieces I connected to two ends of the tension sensor I, the axes of the hinge pieces I are perpendicular to each other, the axis of one hinge piece I is parallel to the driving direction of the electromagnet, one hinge piece I is fixedly connected with the electromagnet test mounting fixture, and the other hinge piece I is fixedly connected with the tension pre-tightening assembly I.

Furthermore, pulling force early warning subassembly I includes two sets of linear motion subassemblies I of connecting articulated elements I and test jig, I synchronous motion of two sets of linear motion subassemblies.

Furthermore, the linear moving assembly I is a worm gear and worm lifter and further comprises a dividing machine connected with the input ends of the two groups of linear moving assemblies I, and the input end of the dividing machine is provided with an adjusting hand wheel.

Still further, the electromagnet test installation fixture comprises a frame body and a longitudinal gap adjusting piece for adjusting the longitudinal position of the frame body relative to the test frame.

Furthermore, be provided with two test jig connecting plates on the test jig relatively, the support body both ends are along vertically being provided with two limiting plate II that are parallel to each other, and the support body sets up on the test jig connecting plate along longitudinal sliding through the space between two limiting plate II, the straight line moving member II that longitudinal clearance adjusting part just set up towards the test jig connecting plate for setting up on two limiting plate II.

Furthermore, the linear moving part II is a screw rod.

Furthermore, a guide post is further arranged between the two limiting plates II, a guide hole matched with the guide post is formed in the test frame connecting plate, and the guide post is arranged in parallel with the linear moving member II.

The beneficial effects of the utility model are that, the utility model discloses a set up suspension force test subassembly, can realize the suspension force test of electro-magnet, and the electro-magnet is installed on test jig 1 through electro-magnet test sectional fixture, and it is more convenient on the test jig, the batched electro-magnet capability test of being convenient for snap-on to the installation of electro-magnet and replacement.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a schematic structural diagram of the middle test frame of the present invention.

Figure 4 is the utility model discloses well electro-magnet test sectional fixture's structural schematic.

Fig. 5 is a partially enlarged view of the longitudinal gap adjuster of fig. 4.

In the figure, 1-test stand; 11-a test frame connection plate; 111-a pilot hole; 2-a track; 3-an electromagnet; 4-electromagnet testing and mounting the clamp; 41-a frame body; 411-limiting plate II; 412-guide post; 44-longitudinal clearance adjustment; 441-a linear moving member II; 5-a suspension force testing component; 51-a tension sensor I; 52-hinge part I; 53-linear motion assembly I.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection, physical connection or wireless communication connection; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

As shown in the accompanying drawings 1-5, the utility model discloses a test jig 1, track 2, electromagnet assembly and the suspension force test assembly 5 of setting gradually on test jig 1, electromagnet assembly includes electro-magnet 3 and electro-magnet test sectional fixture 4, install on test jig 1 on electro-magnet 3 passes through electro-magnet test sectional fixture 4, just electro-magnet 3 corresponds each other with track 2, suspension force test assembly 5 is including setting up two sets of tensile force test assembly I at electro-magnet test sectional fixture 4 both ends and adjusting the tensile force pretension subassembly I of the I initial tensile force of two sets of tensile force test assemblies, tensile force pretension subassembly I is fixed on test jig 1.

The utility model discloses a set up suspension force test subassembly 5, can realize the suspension force test of electro-magnet 3, and electro-magnet 3 installs on test jig 1 through electro-magnet test sectional fixture 4, and it is more convenient on test jig 1 for the snap-on to the installation of electro-magnet 3 and replacement, the batched electro-magnet capability test of being convenient for.

The tension testing assembly I comprises a tension sensor I51 and two hinge pieces I52 connected to two ends of the tension sensor I51, the axes of the hinge pieces I52 are perpendicular to each other, the axis of one hinge piece I52 is parallel to the driving direction of the electromagnet 3, one hinge piece I52 is fixedly connected with the electromagnet testing and mounting fixture 4, and the other hinge piece I52 is fixedly connected with the tension pre-tightening assembly I.

In the embodiment, the suspension force testing component 5 comprises two groups of tension testing components I arranged at two ends of the electromagnet testing installation fixture 4, which can ensure that the suspension force of each plane part of the electromagnet 3 is consistent when the electromagnet 3 generates attraction force (namely suspension force) towards the track 2, the problem of inconsistent gaps at two sides of the electromagnet 3 due to the influence of the suspension force can not occur, the testing accuracy of the suspension force and the guiding force is improved, in addition, the tension testing component I comprises a tension sensor I51 and two hinge pieces I52 connected at two ends of the tension sensor I51, the two hinge pieces I52 can enable the tension sensor I51 to rotate relative to the electromagnet 3 in the driving direction (the length direction of the electromagnet testing installation fixture 4 in the figure) and the guiding force direction (the width direction of the electromagnet testing installation fixture 4 in the figure), the reduction is at 4 positions of electro-magnet test sectional fixture and track 2 position disconformity, perhaps 4 positions of electro-magnet test sectional fixture are at the bending moment who removes in-process tension sensor I51, and then reduce the influence to tension sensor I51, improve the data accuracy of suspension test.

Pulling force early warning subassembly I includes two sets of linear motion subassemblies I53 who connects articulated elements I52 and test jig 1, two sets of linear motion subassemblies I53 synchronous motion. Two sets of I53 synchronous motion of rectilinear movement subassembly can realize two tension sensor I51's zero adjustment, are convenient for prepare for the experiment.

The linear moving assembly I53 is a worm gear lifter and further comprises a dividing machine 54 connected with the input ends of the two groups of linear moving assemblies I53, an adjusting hand wheel is arranged at the input end of the dividing machine 54, when zero setting is carried out, the adjusting hand wheel is driven to rotate, the adjusting hand wheel drives two output ends of the dividing machine 54 to synchronously rotate, the output ends of the two dividing machines 54 synchronously drive the input ends of the two linear moving assemblies I53 to rotate the output end of the worm gear lifter to stretch out and draw back, and then zero setting is carried out on the tension sensor I51.

The electromagnet test installation fixture 4 comprises a frame body 41 and a longitudinal gap adjusting piece 44 for adjusting the longitudinal position of the frame body 41 relative to the test frame 1. So that adjust the electro-magnet 3 for the clearance of track 2, and then can carry out the suspension force test of electro-magnet 3 under different clearance conditions, provide the data collection of more operating modes for the performance of electro-magnet 3, provide data support for the in-depth study of suspension train.

Relatively, be provided with two test jig connecting plates 11 on the test jig 1, support body 41 both ends are along vertically being provided with two limiting plate II 411 that are parallel to each other, and support body 41 sets up on test jig connecting plate 11 along longitudinal sliding through the space between two limiting plate II 411, longitudinal clearance adjusting part 44 is for setting up on two limiting plate II 411 and towards the straight line moving member II 441 that test jig connecting plate 11 set up.

In this embodiment, can be with the tip and the test jig connecting plate 11 butt of two straight line moving member II 441, then can directly lock the position of electro-magnet test sectional fixture 4, adjust the straight line moving member II 441 of top and below simultaneously this moment, can adjust the clearance of electro-magnet 3 and track 2 on the electro-magnet test sectional fixture 4, and adjust convenient and fast, realize the suspension power test under the electro-magnet 3 static state. The longitudinal gap adjuster 44 is simple and reliable in construction.

The linear moving part II 441 is a screw rod which has a self-locking function, can be directly fixed in position through self-locking after being adjusted, and is simple and reliable in structure, convenient to operate and low in cost.

Still be provided with guide post 412 between two the limiting plate II 411, be provided with on the test jig connecting plate 11 with guide post 412 complex guiding hole 111, guide post 412 and the parallel arrangement of straight line moving member II 441, this embodiment sets up guide post 412 through setting up on support body 41, sets up guiding hole 111 on test jig connecting plate 11 for electromagnet test sectional fixture 4 has the guide effect reciprocating or the accommodation process, can not too big carry on around the displacement on a large scale of left and right sides direction.

Those not described in detail in this specification are well within the skill of the art.

Claims

1. The utility model provides an electro-magnet suspension power testing arrangement, characterized by, includes test jig (1), sets gradually track (2), electro-magnet subassembly and suspension power test component (5) on test jig (1), the electro-magnet subassembly includes electro-magnet (3) and electro-magnet test sectional fixture (4), install on test jig (1) on electro-magnet (3) pass through electro-magnet test sectional fixture (4), just electro-magnet (3) correspond each other with track (2), suspension power test component (5) are including setting up two sets of tensile test component I and the tensile pretension component I of adjusting two sets of tensile test component I initial tensile at electro-magnet test sectional fixture (4) both ends, tensile pretension component I is fixed on test jig (1).

2. The electromagnet levitation force testing device as claimed in claim 1, wherein the tension testing component I comprises a tension sensor I (51) and two hinge pieces I (52) connected to two ends of the tension sensor I (51), the axes of the two hinge pieces I (52) are perpendicular to each other, the axis of one hinge piece I (52) is parallel to the driving direction of the electromagnet (3), one hinge piece I (52) is fixedly connected with the electromagnet testing and mounting fixture (4), and the other hinge piece I (52) is fixedly connected with the tension pre-tightening component I.

3. The electromagnet levitation force testing device as defined in claim 2, wherein the tension early warning assembly I comprises two groups of linear moving assemblies I (53) which are connected with the hinge I (52) and the testing frame (1), and the two groups of linear moving assemblies I (53) move synchronously.

4. The electromagnet suspension force testing device is characterized in that the linear moving assemblies I (53) are worm and gear elevators, the device further comprises a dividing machine (54) which is connected with the input ends of the two groups of linear moving assemblies I (53), and the input ends of the dividing machine (54) are provided with adjusting hand wheels.

5. The electromagnet levitation force testing apparatus according to any one of claims 1 to 4, wherein the electromagnet test mounting jig (4) comprises a frame body (41) and a longitudinal gap adjusting member (44) for adjusting a longitudinal position of the frame body (41) with respect to the test frame (1).

6. The electromagnet suspension force testing device of claim 5, wherein two testing jig connecting plates (11) are oppositely arranged on the testing jig (1), two limiting plates II (411) which are parallel to each other are longitudinally arranged at two ends of the frame body (41), the frame body (41) is longitudinally slidably arranged on the testing jig connecting plates (11) through a space between the two limiting plates II (411), and the longitudinal clearance adjusting piece (44) is a linear moving piece II (441) which is arranged on the two limiting plates II (411) and faces the testing jig connecting plates (11).

7. The electromagnet levitation force testing apparatus as recited in claim 6, wherein said linear moving member ii (441) is a screw.

8. The electromagnet levitation force testing device as defined in claim 6, wherein a guide post (412) is further disposed between the two second limit plates (411), a guide hole (111) matched with the guide post (412) is disposed on the connecting plate (11) of the testing jig, and the guide post (412) is disposed in parallel with the linear moving member ii (441).