CN218767122U

CN218767122U - Electromagnetic compatibility test jig

Info

Publication number: CN218767122U
Application number: CN202223008041.4U
Authority: CN
Inventors: 黄森
Original assignee: Anhui Global Test Technology Co ltd
Current assignee: Anhui Global Test Technology Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-28
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses an electromagnetic compatibility test jig, its technical scheme is: including the base, the fly leaf, survey test panel and two supports, appearance groove has been seted up at the top in the base, hold the inslot and be equipped with angle modulation subassembly, the fly leaf is located the base top, the bottom of two supports respectively with fly leaf top both ends fixed connection, perpendicular groove has all been seted up to one side that two supports are relative, survey the test panel and be located between two supports and the equal fixedly connected with slider in both ends, two sliders are respectively through erecting groove and two support sliding connection, the fly leaf top is equipped with the lift adjustment subassembly, it is equipped with the centre gripping subassembly to survey the test panel top, an electromagnetic compatibility test jig's beneficial effect is: the utility model discloses a set up angle adjusting part and lift adjustment subassembly, can be required according to the test, carry out the regulation of position and height to surveying survey test panel and surveyed the product respectively, greatly increased flexibility and convenience, and simple structure, the operation of wholly being convenient for can adapt to the test demand well.

Description

Electromagnetic compatibility test jig

Technical Field

The utility model relates to an electromagnetic compatibility tests technical field, concretely relates to electromagnetic compatibility test jig.

Background

The electromagnetic compatibility test refers to the ability of a device or system to operate satisfactorily in its electromagnetic environment without generating intolerable electromagnetic interference to any device in its environment, and includes a test method, a test site, and measuring instruments and tools, and an electromagnetic compatibility test rack is one of the more common measuring tools.

Most of the existing electromagnetic compatibility test racks are low in flexibility when in use, and corresponding adjustment cannot be performed according to product size and test requirements, and the test is inconvenient due to the fact that the rotation direction is adjusted, height is adjusted and the like.

Disclosure of Invention

Therefore, the utility model provides an electromagnetic compatibility test jig through setting up angle adjusting part and lift adjustment subassembly to solve the problem of mentioning in the above-mentioned background art.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides an electromagnetic compatibility test jig, includes base, fly leaf, survey test panel and two supports, the appearance groove has been seted up at the top in the base, it is equipped with angle adjusting part to hold the inslot, the fly leaf is located the base top, two the bottom of support respectively with fly leaf top both ends fixed connection, two perpendicular groove has all been seted up to one side that the support is relative, survey the test panel and be located between two supports and the equal fixedly connected with slider in both ends, two the slider is respectively through erecting groove and two support sliding connection, the fly leaf top is equipped with the lift adjustment subassembly, it is equipped with the centre gripping subassembly to survey the test panel top.

Preferably, the angle adjusting assembly comprises a worm, a worm wheel, a rotating rod and a motor a, two ends of the worm are respectively movably connected with two side walls of the containing groove through bearings, the motor a is fixedly connected to the outer wall of one side of the base, and an output shaft of the motor a is fixedly connected with one end of the worm.

Preferably, the top and the bottom of bull stick pass through bearing and the roof and the diapire swing joint that hold the groove respectively, bull stick top and fly leaf bottom central authorities fixed connection, worm wheel and bull stick are coaxial and with bull stick middle part fixed connection, the worm wheel is connected with the worm meshing.

Preferably, the lifting adjusting assembly comprises a transmission shaft, a motor b, two supporting plates and two thread vertical rods, the two supporting plates are fixedly connected with the bottom of the two vertical grooves respectively, the motor b is fixedly connected to the side bottom of one of the supports, and an output shaft of the motor b is fixedly connected with one end of the transmission shaft.

Preferably, two ends of the transmission shaft respectively extend into the two vertical grooves and are movably connected with the two supports through bearings, bevel gears a are arranged at the bottoms of the supporting plates, and the bevel gears a are coaxial with the transmission shaft and fixedly connected with the transmission shaft.

Preferably, the two thread vertical rods are respectively located in the two vertical grooves, the top and the bottom of the two thread vertical rods are respectively movably connected with the top of the two supports and the two support plates through bearings, and the two thread vertical rods respectively penetrate through the two sliding blocks and are in threaded connection with the two sliding blocks.

Preferably, the bottom ends of the two threaded vertical rods extend out of the two supporting plates respectively and are fixedly connected with bevel gears b, and the two bevel gears b are meshed with the two bevel gears a respectively.

Preferably, the centre gripping subassembly includes screw thread horizontal pole, two fixed plates, two connecting plates and two splint, two the fixed plate respectively with survey test panel bottom both ends fixed connection, screw thread horizontal pole both ends are respectively through bearing and two fixed plate swing joint, fixed plate and fixedly connected with knob are stretched out to screw thread horizontal pole one end.

Preferably, survey test panel top one side surface and seted up two and lead to the groove, two the top of connecting plate is through two logical grooves respectively with survey test panel sliding connection, the screw thread horizontal pole runs through the bottom of two connecting plates respectively and with two connecting plate threaded connection.

Preferably, the two clamping plates are respectively positioned at two ends of the top of the test plate, and one end of the bottom of each clamping plate is fixedly connected with the tops of the two connecting plates respectively.

The embodiment of the utility model provides a have following advantage:

1. the utility model discloses a set up angle adjusting part and lift adjustment subassembly, can be required according to the test, carry out the regulation of position and height to surveying survey test panel and surveyed the product respectively, greatly increased flexibility and convenience, and simple structure, the operation of wholly being convenient for can adapt to the test demand well.

2. The utility model discloses a set up the centre gripping subassembly, can carry out simple centre gripping to the product of being surveyed and fix to prevent to appear rocking in accommodation process, lead to the product of being surveyed the condition such as crooked, shake or even drop appears, the practicality is strong.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, proportion, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and the modification of any structure, the change of proportion relation or the adjustment of size all fall within the range which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the purpose which can be achieved by the present invention.

Fig. 1 is a schematic view of the overall structure provided by the present invention;

fig. 2 is an exploded view of a partial structure provided by the present invention;

fig. 3 is a partial structural sectional view provided by the present invention;

fig. 4 is a top cross-sectional view of the base provided by the present invention.

In the figure: 1. a base; 2. a movable plate; 3. a test board; 4. a support; 5. a vertical slot; 6. a slider; 7. a worm; 8. a worm gear; 9. a rotating rod; 10. a motor a; 11. a drive shaft; 12. a motor b; 13. a support plate; 14. a threaded vertical rod; 15. a bevel gear a; 16. a bevel gear b; 17. a threaded cross bar; 18. a fixing plate; 19. a connecting plate; 20. a splint; 21. a knob; 22. a through groove.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings 1-4, the utility model provides an electromagnetic compatibility test frame, including base 1, fly leaf 2, test board 3 and two supports 4, the top has been seted up and has been held the groove in base 1, hold the inslot and be equipped with angle adjusting part, fly leaf 2 is located the base 1 top, the bottom of two supports 4 respectively with fly leaf 2 top both ends fixed connection, the opposite side of two supports 4 has all been seted up perpendicular groove 5, test board 3 is located between two supports 4 and both ends all fixed connection have slider 6, two sliders 6 respectively through perpendicular groove 5 with two supports 4 sliding connection, fly leaf 2 top is equipped with the lift adjustment subassembly, the top of test board 3 is equipped with the centre gripping subassembly;

in this embodiment, universal wheels are all installed in the bottom four corners of base 1, are convenient for nimble removal.

Wherein, in order to realize the purpose of position control, this device adopts following technical scheme to realize: the angle adjusting assembly comprises a worm 7, a worm wheel 8, a rotating rod 9 and a motor a10, two ends of the worm 7 are movably connected with two side walls of the containing groove through bearings respectively, the motor a10 is fixedly connected with the outer wall of one side of the base 1, an output shaft of the motor a10 is fixedly connected with one end of the worm 7, the top and the bottom of the rotating rod 9 are movably connected with the top wall and the bottom wall of the containing groove through bearings respectively, the top end of the rotating rod 9 is fixedly connected with the center of the bottom of the movable plate 2, the worm wheel 8 is coaxial with the rotating rod 9 and is fixedly connected with the middle of the rotating rod 9, and the worm wheel 8 is meshed with the worm 7;

wherein, in order to realize the purpose of height control, this device adopts following technical scheme to realize: the lifting adjusting assembly comprises a transmission shaft 11, a motor b12, two supporting plates 13 and two threaded vertical rods 14, the two supporting plates 13 are fixedly connected with the bottom of the two vertical grooves 5 respectively, the motor b12 is fixedly connected with the side bottom of one of the supports 4, an output shaft of the motor b12 is fixedly connected with one end of the transmission shaft 11, two ends of the transmission shaft 11 respectively extend into the two vertical grooves 5 and are movably connected with the two supports 4 through bearings, bevel gears a15 are arranged at the bottoms of the two supporting plates 13, the two bevel gears a15 are coaxial with the transmission shaft 11 and are fixedly connected with the transmission shaft 11, the two threaded vertical rods 14 are respectively positioned in the two vertical grooves 5, the top and the bottom of the two threaded vertical rods are respectively movably connected with the top of the two supports 4 and the two supporting plates 13 through bearings, the two threaded vertical rods 14 respectively penetrate through the two sliders 6 and are in threaded connection with the two sliders 6, the bottom ends of the two threaded vertical rods 14 respectively extend out of the two supporting plates 13 and are fixedly connected with bevel gears b16, the two bevel gears b16 are respectively in meshed connection with the two bevel gears a15, the orientation of the two bevel gears a15 is the same, and the rotation direction of the two bevel gears b16 is ensured to be the same;

wherein, in order to realize the fixed purpose of centre gripping, this device adopts following technical scheme to realize: the clamping assembly comprises a threaded cross rod 17, two fixing plates 18, two connecting plates 19 and two clamping plates 20, the two fixing plates 18 are fixedly connected with two ends of the bottom of the testing plate 3 respectively, two ends of the threaded cross rod 17 are movably connected with the two fixing plates 18 through bearings respectively, one end of the threaded cross rod 17 extends out of the fixing plates 18 and is fixedly connected with a knob 21, two through grooves 22 are formed in one side surface of the top of the testing plate 3, the tops of the two connecting plates 19 are connected with the testing plate 3 in a sliding mode through the two through grooves 22 respectively, the threaded cross rod 17 penetrates through the bottoms of the two connecting plates 19 respectively and is in threaded connection with the two connecting plates 19, the thread directions of two ends of the threaded cross rod 17 are opposite, it is guaranteed that the two connecting plates 19 can be driven to move in opposite directions or opposite directions along the through grooves 22 simultaneously during rotation, the two clamping plates 20 are located at two ends of the top of the testing plate 3 respectively, one end of the bottoms of the two clamping plates 20 is fixedly connected with the tops of the two connecting plates 19 respectively, and one opposite sides of the two clamping plates 20 are fixedly connected with cushions, and clamping damage to products is avoided;

the utility model discloses a use as follows: the staff first can place the product that awaits measuring on surveying board 3, then rotatory knob 21 drives the rotation of threaded cross rod 17, thereby drive two connecting plates 19 and remove to the middle part of surveying board 3 along two logical grooves 22 respectively, drive two splint 20 simultaneously and remove in opposite directions until fastening the product centre gripping, when needing to adjust the position in the testing process, the staff can start motor a10, it is rotatory to drive worm 7, worm 7 drives worm wheel 8 and bull stick 9 rotatory, bull stick 9 drives fly leaf 2 and rotates at base 1 top, thereby drive two supports 4 and survey board 3 and rotate, stop when rotating to required angle, when needing height adjustment, the staff can start motor b12, it is rotatory to drive transmission shaft 11 and two bevel gear a15, two bevel gear a15 drive two bevel gear b16 and two screw thread montants 14 respectively and rotate, thereby promote two sliders 6 and upwards move along two vertical grooves 5 respectively, thereby drive survey board 3 and product rebound, stop until rising to required height.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of protection claimed by the present invention as far as possible.

Claims

1. The utility model provides an electromagnetic compatibility test jig, includes base (1), fly leaf (2), survey test panel (3) and two supports (4), its characterized in that: the appearance groove has been seted up at the top in base (1), it is equipped with angle adjusting part to hold the inslot, fly leaf (2) are located base (1) top, two the bottom of support (4) respectively with fly leaf (2) top both ends fixed connection, two perpendicular groove (5) have all been seted up to one side that support (4) are relative, survey test panel (3) and be located between two supports (4) and the equal fixedly connected with slider (6) in both ends, two slider (6) are respectively through erecting groove (5) and two supports (4) sliding connection, fly leaf (2) top is equipped with the lift adjustment subassembly, it is equipped with the centre gripping subassembly to survey test panel (3) top.

2. An electromagnetic compatibility test jig according to claim 1, wherein: the angle adjusting assembly comprises a worm (7), a worm wheel (8), a rotating rod (9) and a motor a (10), wherein the two ends of the worm (7) are respectively movably connected with the two side walls of the containing groove through bearings, the motor a (10) is fixedly connected to the outer wall of one side of the base (1), and an output shaft of the motor a (10) is fixedly connected with one end of the worm (7).

3. An electromagnetic compatibility test jig according to claim 2, wherein: the top and the bottom of bull stick (9) are respectively through bearing and the roof and the diapire swing joint of appearance groove, bull stick (9) top and fly leaf (2) bottom central authorities fixed connection, worm wheel (8) and bull stick (9) are coaxial and with bull stick (9) middle part fixed connection, worm wheel (8) are connected with worm (7) meshing.

4. An electromagnetic compatibility test jig according to claim 1, wherein: the lifting adjusting assembly comprises a transmission shaft (11), a motor b (12), two supporting plates (13) and two thread vertical rods (14), the supporting plates (13) are fixedly connected with the bottom of the two vertical grooves (5) respectively, the motor b (12) is fixedly connected to the bottom of one side of one support (4), and an output shaft of the motor b (12) is fixedly connected with one end of the transmission shaft (11).

5. An electromagnetic compatibility test jig according to claim 4, wherein: two ends of the transmission shaft (11) respectively extend into the two vertical grooves (5) and are movably connected with the two supports (4) through bearings, bevel gears a (15) are arranged at the bottoms of the supporting plates (13), and the bevel gears a (15) are coaxial with the transmission shaft (11) and fixedly connected with the transmission shaft (11).

6. An electromagnetic compatibility test jig according to claim 5, wherein: two the screw thread montant (14) are located two respectively and erect inslot (5) and top and bottom respectively through the top and two backup pad (13) swing joint of bearing and two support (4), two screw thread montant (14) run through two slider (6) respectively and with two slider (6) threaded connection.

7. An electromagnetic compatibility test rack according to claim 6, wherein: the bottom ends of the two thread vertical rods (14) extend out of the two supporting plates (13) respectively and are fixedly connected with bevel gears b (16), and the bevel gears b (16) are meshed with the two bevel gears a (15) respectively.

8. An electromagnetic compatibility test jig according to claim 1, wherein: the centre gripping subassembly includes screw thread horizontal pole (17), two fixed plates (18), two connecting plates (19) and two splint (20), two fixed plate (18) respectively with survey test panel (3) bottom both ends fixed connection, screw thread horizontal pole (17) both ends are respectively through bearing and two fixed plate (18) swing joint, fixed plate (18) and fixedly connected with knob (21) are stretched out to screw thread horizontal pole (17) one end.

9. An electromagnetic compatibility test rack according to claim 8, wherein: two through grooves (22) are formed in the surface of one side of the top of the test plate (3), the tops of the connecting plates (19) are connected with the test plate (3) in a sliding mode through the two through grooves (22), and the threaded cross rods (17) penetrate through the bottoms of the two connecting plates (19) respectively and are connected with the two connecting plates (19) in a threaded mode.

10. An emc test rack according to claim 9, wherein: the two clamping plates (20) are respectively positioned at two ends of the top of the test board (3), and one end of the bottom of each clamping plate (20) is respectively fixedly connected with the tops of the two connecting plates (19).