CN216485304U

CN216485304U - Transition tooling plate for electromagnetic compatibility test of new energy electric drive system

Info

Publication number: CN216485304U
Application number: CN202123041295.1U
Authority: CN
Inventors: 蔡雪峰; 李旭; 贾晋; 吴小珊
Original assignee: Chongqing Qingyan Science And Technology Automobile Intelligent Technology Research Institute Co ltd; Chongqing Qingyan Technology Electronic Technology Co ltd; Chongqing University of Technology
Current assignee: Chongqing Qingyan Science And Technology Automobile Intelligent Technology Research Institute Co ltd; Chongqing Qingyan Technology Electronic Technology Co ltd; Chongqing University of Technology
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-05-10
Anticipated expiration: 2031-12-06

Abstract

The utility model provides a new forms of energy electric drive system electromagnetic compatibility test is with transition frock board, including flange portion and location portion, the one end of flange portion is equipped with the sectorial constant head tank coaxial with flange portion, the one end of location portion is equipped with and is used for the embedding in the constant head tank and can the connecting portion of constant head tank internal rotation, be equipped with in the constant head tank and be used for connecting portion are rotating the locking means to the tip of constant head tank with its locking, locking means still is connected with and removes the adjusting device of the lock-out condition of connecting portion. The utility model provides a be equipped with detachable location portion in the flange portion, can fix a position the installation according to the rack interface size of adaptation, and installation easy operation, it is convenient to change, makes the application scope of transition frock wider.

Description

Transition tooling plate for electromagnetic compatibility test of new energy electric drive system

Technical Field

The utility model relates to a ring flange technical field especially relates to a new forms of energy electric drive system transition frock board for electromagnetic compatibility test.

Background

The electromagnetic compatibility test bench frame of the new energy electric drive system is required to be connected with a product to be tested through a connecting flange when in use, and a positioning part used for positioning with the output end of the test bench frame is arranged on the connecting flange. The positioning portion of the existing connecting flange only has one size, the positioning portion and the connecting flange are integrally arranged, the positioning portion is of an annular structure which is convexly arranged on one end face of the connecting flange, and the outer surface of the annular structure forms a tooling positioning sub-opening which is positioned at the output end of a new energy electric drive system electromagnetic compatibility test bench.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides a new forms of energy electric drive system electromagnetic compatibility test is with transition frock board, it has been used for the flange who has the location portion of body coupling that links to each other with the test rack among the prior art that its application scope is narrower, needs to change different flange's technical problem when leading to the test rack output of difference.

According to the utility model discloses an embodiment, a new forms of energy electric drive system is transition frock board for electromagnetic compatibility test, including flange portion and location portion, the one end of flange portion is equipped with the fan-shaped constant head tank coaxial with flange portion, the one end of location portion is equipped with and is used for the embedding in the constant head tank and can the connecting portion of constant head tank internal rotation, be equipped with in the constant head tank and be used for connecting portion are rotating the locking means to its locking of the tip of constant head tank, locking means still is connected with and removes the adjusting device of the locking state of connecting portion.

The utility model discloses can select suitable location portion and flange portion to be connected according to the location structure's of new forms of energy electric drive system electromagnetic compatibility test rack output size during the use, improve the utility model discloses the application scope of transition frock, and through the quick connection of the connecting portion in constant head tank and the location portion and locking means's fixed action, make location portion and the quick fixed connection of flange portion, it is more convenient to operate, and efficiency is higher.

Furthermore, the locking device comprises a locking block which is arranged in the positioning groove in a radially elastic sliding mode along the flange part, and the connecting part is fixed in the positioning groove by the locking block after sliding through the locking block; the adjusting device is connected with the locking block and used for controlling the elastic sliding of the locking block.

Furthermore, a sliding groove communicated with the positioning groove is formed in the flange portion, and the locking block is elastically arranged in the sliding groove through a spring.

Further, adjusting device include with the adjusting lever of locking piece rigid coupling, flange portion orientation the bar groove has been seted up on the one end terminal surface of location portion, the bar groove is followed the radial extension of flange portion, the bar groove with the spout intercommunication, adjusting lever sliding connection be in the bar inslot.

Furthermore, the connecting part comprises two L-shaped sliding blocks symmetrically arranged on the end surface of the positioning part, two openings for the L-shaped sliding blocks to slide into are formed in the positioning groove, the positioning groove is a stepped groove, and the radial dimension of one end of the positioning groove facing the positioning part is smaller than the radial dimension of the inner side of the flange part; one end of the locking block, which faces the axle center of the flange part, is an inclined plane.

Furthermore, the connecting part comprises two sliders symmetrically arranged on the end face of the positioning part, a locking groove is formed in one side, deviating from the two sliders, of the two sliders, and the free end of the locking block can be clamped into the locking groove.

Furthermore, the cross-section of locking groove is V-arrangement, the free end of locking piece is for can block in the closed angle portion in the locking groove.

Furthermore, a connecting cylinder is coaxially and fixedly connected to one end, away from the positioning part, of the flange part, and an external spline is arranged on the outer surface of the connecting cylinder; the inner surface of the connecting cylinder is provided with an internal spline.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the positioning grooves are arranged on the end faces of the flange parts, and the connecting parts which can be matched with the positioning grooves are arranged on the positioning parts, so that the same flange can be matched with the positioning parts with different sizes, and the flange can be suitable for the output ends of test benches with different sizes; connecting portion and flange portion are locked through locking means, make connecting portion and flange portion carry out quick unblock through adjusting device to make connecting portion can realize dismantling the change with flange portion fast.

2. Locking means sets up to elastic sliding's locking piece, can connecting portion rotate to locking piece department with its compression, make connecting portion pass the locking piece, after it passes the back locking piece under the effect of elastic restoring force, can return to in the constant head tank, with will connecting portion lock is between locking piece and constant head tank tip, and the operation is more convenient.

Drawings

Fig. 1 is a front view of the embodiment of the present invention.

Fig. 2 is a sectional view a-a of fig. 1.

Fig. 3 is a partial sectional view at B in fig. 1.

In the above drawings: 1. a flange portion; 2. a positioning part; 3. positioning a groove; 4. a slider; 5. an opening; 6. a connecting cylinder; 7. an external spline; 8. an internal spline; 9. a connecting screw hole; 10. a locking block; 11. a chute; 12. an adjusting lever; 13. a strip-shaped groove; 14. rubbing the groove; 15. a spring.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

The first embodiment is as follows: as shown in fig. 1 to 3, a transition tooling plate for testing electromagnetic compatibility of a new energy electric drive system comprises a flange part 1, a positioning part 2 and a connecting cylinder 6, wherein one end of the flange part 1 is used for being connected with an output end of an electromagnetic compatibility testing bench of the new energy electric drive system, the other end of the flange part 1 is fixedly connected with the connecting cylinder 6, and the connecting cylinder 6 is used for being connected with a product to be tested (for example, a motor shaft of a motor to be tested). Be equipped with on the one end terminal surface that flange portion 1 links to each other with the test bench output and be equipped with the fan-shaped constant head tank 3 of flange portion 1 coaxial, location portion 2 is installed flange portion 1 towards the one end of test bench, location portion 2 wholly is the tube-shape, and its orientation the one end of flange portion 1 is equipped with and is used for the embedding in the constant head tank 3 and can the connecting portion of constant head tank 3 internal rotation, be equipped with in the constant head tank 3 and be used for connecting portion are rotating the locking means of its locking to the tip of constant head tank 3, locking means still is connected with and removes the adjusting device of the locking state of connecting portion. During the use, connecting portion stretch into rotate behind the constant head tank 3 and pass through locking means carries out fixed connection with it and flange portion 1 through locking means behind the locking means department, can change not unidimensional location portion 2 at any time and change convenient and fast more, only need rotatory location portion 2 can with its and flange portion 1 rigid coupling, and reverse rotation location portion 2 can be dismantled it and flange portion 1 after relieving the locking through adjusting device again. Location portion 2 with test bench output end is through the back of fixing a position, and flange portion 1 and test bench output end can be fixed through a plurality of connection screw 9 that set up on the flange portion 1 and its internal thread connection's screw rod. The positioning part 2 in the embodiment is mainly used for more accurately positioning the flange part 1 and the output end of the test bench. The problem that the output end of the test bench cannot be matched with the output end of the test bench due to the fact that the radial size of the positioning portion 2 is too large or the output end of the test bench is inaccurately positioned due to the fact that the radial size is too small is solved.

As shown in fig. 3, in the embodiment of the present invention, the locking device includes a locking block 10 that is elastically slidably disposed in the positioning groove 3 along the radial direction of the flange portion 1, and the connecting portion is fixed in the positioning groove 3 by the locking block 10 after sliding through the locking block 10; the adjusting device is connected with the locking block 10 and used for controlling the elastic sliding of the locking block 10. Through the locking piece 10 of resilient coupling in constant head tank 3, make connecting portion rotate the back earlier along the radial compression of flange portion 1 with locking piece 10, to the direction removal of keeping away from connecting portion to make connecting portion pass through the original position of locking piece 10, then locking piece 10 resets under the effect of elastic restoring force, in order to lock connecting portion between the tip of locking piece 10 and constant head tank 3.

As shown in fig. 3, in the present embodiment, a sliding groove 11 communicating with the positioning groove 3 is provided in the flange portion 1, and the locking block 10 is elastically provided in the sliding groove 11 by a spring 15.

As shown in fig. 2, in this embodiment, the adjusting device includes an adjusting rod 12 fixedly connected to the locking block 10, a strip-shaped groove 13 is opened on an end surface of the flange portion 1 facing the positioning portion 2, the strip-shaped groove 13 extends along a radial direction of the flange portion 1, the strip-shaped groove 13 is communicated with the chute 11, and the adjusting rod 12 is slidably connected in the strip-shaped groove 13. Specifically, 12 one end of adjusting lever passes spout 11 and spring 15 and locking piece 10 rigid coupling, and 12 other ends of adjusting lever are located bar groove 13 and are equipped with friction recess 14 on it, and bar groove 13 is with external intercommunication towards the one end of location portion 2, and friction recess 14 is also outside 1 towards flange portion, therefore when needing to change different location portion 2, operator's accessible friction recess 14 drives adjusting lever 12 and slides in bar groove 13 to drive locking piece 10 and slide in spout 11, in order to realize the function of unblock.

Further, as shown in fig. 2, in this embodiment, the connecting portion includes two L-shaped sliders 4 symmetrically disposed on an end surface of the positioning portion 2 facing the positioning groove 3, and the positioning groove 3 is also two that are centrosymmetric around the axis of the flange portion 1. As shown in fig. 1, each positioning groove 3 is provided with two openings 5 for sliding in the L-shaped slider 4, the positioning groove 3 is a stepped groove, and the radial dimension of one end (a small ring groove) facing the positioning portion 2 is smaller than the radial dimension of one end (a large ring groove) facing the inside of the flange portion 1; as shown in fig. 3, one end of the locking block 10 facing the axial center of the flange portion 1 is an inclined surface, and the inclined surface of the locking block 10 is used for locking the portion of the L-shaped slider 4 extending into the large ring groove, so as to lock the connecting portion in the positioning groove 3. When installing location portion 2 on flange portion 1, aim at each opening 5 with the slider 4 of two L shapes earlier, then with connecting portion embedding constant head tank 3 in, and rotate connecting portion so that the part that L shape slider 4 stretched into the large ring groove rotates to the direction of locking piece 10, when the slider 4 of L shape contacted the inclined plane of locking piece 10, can be along with the continuation of pivoted compress locking piece 10 in to spout 11, after slider 4 passed through locking piece 10, locking piece 10 resets to the side of locking piece 10 and locks locking piece 10 at the tip of constant head tank 3 under the effect of spring 15, in order to realize the function of locking.

As shown in fig. 2, a connecting cylinder 6 is further coaxially and fixedly connected to one end of the flange portion 1 away from the positioning portion 2, and an external spline 7 is arranged on the outer surface of the connecting cylinder 6. The inner surface of the connecting cylinder 6 is provided with an internal spline 8. The inner spline and the outer spline are used for being connected with a product to be tested such as a motor shaft.

Example two: different from the first embodiment, the connecting portion includes two sliders 4 symmetrically disposed on the end surface of the positioning portion 2, and a locking groove (not shown in the figure) is disposed on a side surface of the two sliders 4 facing away from each other, and the free end of the locking block 10 can be clamped into the locking groove. Further, the cross-section in locking groove is triangle-shaped, the free end of locking piece 10 is for can block into sharp bight in the locking groove, also can carry out fixed connection with location portion 2 and flange portion 1 through the locking cooperation in locking groove and sharp bight, and the operation is also very convenient.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a new forms of energy electric drive system transition frock board for electromagnetic compatibility test which characterized in that: including flange portion and location portion, the one end of flange portion is equipped with the sectorial constant head tank coaxial with flange portion, the one end of location portion is equipped with and is used for the embedding in the constant head tank and can the connecting portion of constant head tank internal rotation, be equipped with in the constant head tank and be used for connecting portion are rotating the locking means of the tip of constant head tank with its locking, locking means still is connected with and removes the adjusting device of the locking state of connecting portion.

2. The transition tooling plate for the electromagnetic compatibility test of the new energy electric drive system as claimed in claim 1, characterized in that: the locking device comprises a locking block which is arranged in the positioning groove in a radially elastic sliding mode along the flange part, and the connecting part is fixed in the positioning groove by the locking block after sliding through the locking block; the adjusting device is connected with the locking block and used for controlling the elastic sliding of the locking block.

3. The transition tooling plate for testing the electromagnetic compatibility of the new energy electric drive system according to claim 2, wherein: the flange part is internally provided with a chute communicated with the positioning groove, and the locking block is elastically arranged in the chute through a spring.

4. The transition tooling plate for testing the electromagnetic compatibility of the new energy electric drive system according to claim 3, wherein: adjusting device include with the adjusting lever of locking piece rigid coupling, flange portion orientation strip shape groove has been seted up on the one end terminal surface of location portion, the strip shape groove is followed the radial extension of flange portion, the strip shape groove with the spout intercommunication, adjusting lever sliding connection be in the strip shape inslot.

5. The transition tooling plate for testing the electromagnetic compatibility of the new energy electric drive system according to claim 4, wherein: the connecting part comprises two L-shaped sliding blocks symmetrically arranged on the end surface of the positioning part, two openings for the L-shaped sliding blocks to slide into are formed in the positioning groove, the positioning groove is a stepped groove, and the radial size of one end of the positioning groove facing the positioning part is smaller than that of the inner side of the flange part; one end of the locking block, which faces the axle center of the flange part, is an inclined plane.

6. The transition tooling plate for the electromagnetic compatibility test of the new energy electric drive system as claimed in claim 4, characterized in that: the connecting part comprises two sliders symmetrically arranged on the end face of the positioning part, a locking groove is formed in one side, away from the two sliders, of the connecting part, and the free end of the locking block can be clamped into the locking groove.

7. The transition tooling plate for testing the electromagnetic compatibility of the new energy electric drive system according to claim 6, wherein: the cross-section of locking groove is triangle-shaped, the free end of locking piece is for can block in the sharp bight in the locking groove.

8. The transition tooling plate for testing the electromagnetic compatibility of the new energy electric drive system according to claim 1, characterized in that: one end of the flange part, which is far away from the positioning part, is also coaxially and fixedly connected with a connecting cylinder, and the outer surface of the connecting cylinder is provided with an external spline; the inner surface of the connecting cylinder is provided with an internal spline.