CN209746105U

CN209746105U - Modular electronic load for testing

Info

Publication number: CN209746105U
Application number: CN201920185228.0U
Authority: CN
Inventors: 臧安
Original assignee: AC&DC POWER SYSTEM Co Ltd
Current assignee: AC&DC POWER SYSTEM Co Ltd
Priority date: 2019-01-31
Filing date: 2019-01-31
Publication date: 2019-12-06
Anticipated expiration: 2029-01-31

Abstract

the utility model discloses a test is with modular electronic load, including the load box, the inside even welding of load box has the baffle, cuts apart into a plurality of storehouses through the baffle, and the clamping is connected with the test box in the load box, and the top of test box is located center department and has seted up the activity groove, and sliding embedding is equipped with the slide in the activity groove. The utility model discloses in, push the test box into the bin, the locating piece can receive the extrusion, get into the movable groove, when the locating piece is in the locating hole, can reset, be convenient for install, need not with the help of the instrument, when changing the test box, can twist the thread bush, make the interval grow between thread bush and the supporting shoe, then, alright in order to extrude the reel, make the reel drive the fixed block and extrude the locating piece, when the locating piece is in the locating hole, alright in order to pull out the test box, realize the dismantlement to the test box, the modularization of being convenient for is maintained, the thread bush can promote the security, the accident of avoiding the test box shifts out.

Description

Modular electronic load for testing

Technical Field

The utility model relates to an electronic product technical field, in particular to test is with modular electronic load.

Background

An electronic load is a device that consumes electric power by controlling internal power or the amount of conduction of a transistor depending on the dissipation power of a power transistor. The load current detection circuit can accurately detect load voltage, accurately adjust load current and simultaneously realize the short circuit of a simulation load, wherein the simulation load is inductive resistance and capacitance, and the rise time of the capacitive load current. Debugging detection of a general switching power supply is indispensable. Due to the importance of electronic loads, electronic loads play an irreplaceable role in life and enterprise production.

However, in the prior art, current electronic load, when production, a plurality of test boxes can form a whole, when changing test module, need take whole load box apart, the modularization maintenance of being not convenient for, simultaneously, current electronic load, when dismantling inside module, need pass through special instrument, dismantle corresponding screw, can increase maintenance time, the screw also takes place to become flexible easily, the security is not good, can't satisfy the user to electronic load's requirement.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a test is with modular electronic load.

In order to solve the technical problem, the technical scheme of the utility model is that, the modularized electronic load for test comprises a load box, a partition board is uniformly welded in the load box, the partition board is divided into a plurality of chambers, the load box is connected with a test box in a clamping manner, a movable groove is arranged at the center of the top of the test box, a slide plate is embedded in the movable groove, two telescopic rods are welded at the two sides of the vertical central line of the bottom of the slide plate, two springs are sleeved on the outer walls of the two telescopic rods, a positioning block is embedded in the movable groove at the top of the test box, one side of the positioning block in the movable groove is welded with the slide plate, two inclined rods are rotatably connected at the center of the bottom of the movable groove through lugs, and two sliders are rotatably connected at the other ends of the two inclined rods through lugs, and the two sliding blocks are slidably embedded into the sliding plate.

As a further description of the above technical solution:

Two the corresponding face of down tube is connected with two depression bars through the hangers rotation, and the welding of the corresponding end of two depression bars has two briquetting to the side bonding that corresponds of two briquetting has the gasbag.

As a further description of the above technical solution:

The top of the inner wall of the load box is provided with a positioning hole corresponding to the positioning block, the top of the load box is positioned on a vertical central line of the positioning hole, a supporting block is welded on the vertical central line of the positioning hole, a threaded rod penetrates through the center of the top of the supporting block, and a hand disc is welded on the top of the threaded rod.

as a further description of the above technical solution:

The threaded rod is kept away from one end of the positioning block extends to the fixing block is welded in the positioning hole, and a threaded sleeve is in threaded connection between the supporting block and the hand disc on the outer wall of the threaded rod.

As a further description of the above technical solution:

The welding of both sides center department of load box has T shape pole, the cover is equipped with rotatory cover on the outer wall of T shape pole, and the top of rotatory cover is located the top welding of load box has the handle to the outer wall of handle is located the cover on the vertical central line and establishes with soft cover.

As a further description of the above technical solution:

The front of the test box is provided with an air vent near the bottom, and a display screen, a button block and a rotating block are embedded in the front of the test box.

to sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1: the utility model discloses in, be provided with a plurality of test boxes in the device, when maintaining, can push the test box into the bin, along with the entering of test box, the locating piece can receive the extrusion, get into the movable groove, drive the slide downstream, extrude the spring, also can make two sliders keep away from each other, two down tubes stretch the gasbag through two pressure bars, when the locating piece is in the locating hole, can be under the effect of spring and gasbag, reset, realize promptly that the test box is connected with the block of load box, be convenient for install, need not with the help of the instrument.

2: the utility model discloses in, when changing the test box, can twist and move the thread bush for interval grow between thread bush and the supporting shoe, at this moment, alright in order to extrude the hand dish, make the hand dish drive the fixed block and extrude the locating piece, when the locating piece is in the locating hole, alright in order to pull out the test box, realize the dismantlement to the test box, the modularization of being convenient for is maintained, and the thread bush can promote the security, avoids the accident of test box to shift out.

drawings

Fig. 1 is a schematic diagram of an overall structure of a test modular electronic load;

FIG. 2 is a side view of a test chamber for testing modular electronic loads;

FIG. 3 is an enlarged schematic view of a modular electronic load for testing at A;

Fig. 4 is an enlarged structural view of a test modular electronic load at B.

In the figure: 1. a load box; 101. positioning holes; 2. a partition plate; 3. a test box; 4. a rotating sleeve; 5. a T-shaped rod; 6. a handle; 7. a flexible sleeve; 8. a handwheel; 9. a movable groove; 10. a support block; 11. a threaded rod; 12. a threaded sleeve; 13. a fixed block; 14. a slide plate; 15. positioning blocks; 16. a slider; 17. an air bag; 18. a telescopic rod; 19. a spring; 20. a diagonal bar; 21. a pressure lever; 22. and (7) briquetting.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

a modularized electronic load for testing, the whole is a load box 1, a plurality of modularized test boxes 3 are arranged in the load box 1, the load box comprises a load box 1, partition boards 2 are uniformly welded in the load box 1, the load box is divided into a plurality of chambers through the partition boards 2, the test boxes 3 are connected in a clamping manner in the load box 1, various electronic detection elements are arranged in the test boxes 3, a movable groove 9 is formed in the center of the top of each test box 3, a sliding plate 14 is embedded in the movable groove 9 in a sliding manner, two telescopic rods 18 are welded on two sides of the bottom of each sliding plate 14 on the two sides of a vertical central line, two springs 19 are sleeved on the outer walls of the two telescopic rods 18, a positioning block 15 is embedded in the movable groove 9 in the top of each test box 3 in a sliding manner, one side of the positioning block 15, which is positioned in the movable groove 9, is welded with the sliding plate 14, two inclined rods 20 are rotatably connected at, and the two sliding blocks 16 are slidably embedded into the sliding plate 14, and the sliding plate 14 can slide up and down in the movable groove 9.

Furthermore, two compression bars 21 are rotatably connected to corresponding surfaces of the two inclined bars 20 through hangers, two pressing blocks 22 are welded to corresponding ends of the two compression bars 21, air bags 17 are bonded to corresponding sides of the two pressing blocks 22, and the air bags 17 can reset the sliding plate 14.

Furthermore, the top of the inner wall of the load box 1 is provided with a positioning hole 101 corresponding to the positioning block 15, the positioning hole 101 is used for being clamped with the positioning block 15, the top of the load box 1 is located on a vertical central line of the positioning hole 101, a supporting block 10 is welded on the vertical central line, a threaded rod 11 penetrates through the center of the top of the supporting block 10, and a hand disc 8 is welded on the top of the threaded rod 11.

Furthermore, one end of the threaded rod 11, which is far away from the positioning block 15, extends into the positioning hole 101 and is welded with a fixing block 13, a threaded sleeve 12 is in threaded connection between the supporting block 10 and the hand disc 8 on the outer wall of the threaded rod 11, and the fixing of the fixing block 13 can be realized by screwing the threaded sleeve 12.

Further, the welding of the both sides center department of load box 1 has T shape pole 5, and the cover is equipped with rotary sleeve 4 on the outer wall of T shape pole 5, and the top that rotary sleeve 4 is located load box 1 has handle 6 in the welding of the top to the outer wall of handle 6 is located the vertical on-line cover establish with soft cover 7, can rotate T shape pole 5, is convenient for remove the device.

Further, the front of test box 3 is close to the bottom and is provided with the air vent, and the air vent is used for the heat dissipation, and display screen, button piece and rotatory piece are inlayed on the front of test box 3 for the test.

the working principle is as follows: a plurality of detection parts are arranged in the test box 3, when the test box 3 needs to be replaced and maintained, the threaded sleeve 12 can be screwed, so that the distance between the threaded sleeve 12 and the supporting block 10 is increased, at the moment, the hand disc 8 can be extruded, the threaded rod 11 can drive the fixed block 13 to move in the positioning hole 101, the positioning block 15 is extruded, the positioning block 15 enters the movable groove 9, the sliding plate 14 can be driven to move downwards in the moving process of the positioning block 15, the spring 19 is extruded, the two sliding blocks 16 can be mutually separated, the included angle between the two inclined rods 20 is increased, the air bag 17 is stretched by the two pressure rods 21, the positioning block 15 is positioned in the movable groove 9, namely, the positioning block 15 is separated from the positioning hole 101, at the moment, the test box 3 can be pulled out, when the test box 3 needs to be placed, the test box 3 can be forcibly pushed, and the, reenter in the activity groove 9, when locating piece 15 and locating hole 101 align, under the effect of spring 19 and gasbag 17, locating piece 15 can reset rapidly, gets into locating hole 101, realizes modular maintenance promptly, can twist threaded sleeve 12 again for threaded sleeve 12 and supporting shoe 10 closely laminate, alright in order to prevent that the mistake from pressing hand dish 8, promote the security of the device.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. a modular electronic load for testing, comprising a load box (1), characterized in that: the inside even welding of load box (1) has baffle (2), through a plurality of bins are cut apart into in baffle (2), joint connection has test box (3) in load box (1), the top of test box (3) is located center department and has seted up activity groove (9), sliding fit is equipped with slide (14) in activity groove (9), the bottom of slide (14) is located vertical central line both sides welding has two telescopic links (18), and the cover is equipped with two springs (19) on the outer wall of two telescopic links (18), the top of test box (3) is located sliding fit is equipped with locating piece (15) in activity groove (9), locating piece (15) are located one side in activity groove (9) with slide (14) welding, the bottom center department of activity groove (9) is connected with two down tubes (20) through hangers rotation, the other ends of the two inclined rods (20) are rotatably connected with two sliding blocks (16) through hanging lugs, and the two sliding blocks (16) are slidably embedded into the sliding plate (14).

2. The modular electronic load for testing of claim 1, wherein: two the corresponding surfaces of the diagonal rods (20) are rotatably connected with two pressing rods (21) through hangers, two pressing blocks (22) are welded at the corresponding ends of the two pressing rods (21), and air bags (17) are bonded on the corresponding sides of the two pressing blocks (22).

3. the modular electronic load for testing of claim 1, wherein: the positioning hole (101) corresponding to the positioning block (15) is formed in the top of the inner wall of the load box (1), the supporting block (10) is welded on the vertical center line of the positioning hole (101) in the top of the load box (1), the threaded rod (11) penetrates through the center of the top of the supporting block (10), and the hand disc (8) is welded on the top of the threaded rod (11).

4. The modular electronic load for testing of claim 3, wherein: one end, far away from the positioning block (15), of the threaded rod (11) extends to the positioning hole (101) and is welded with a fixing block (13), and a threaded sleeve (12) is connected to the outer wall of the threaded rod (11) in a threaded mode between the supporting block (10) and the hand disc (8).

5. The modular electronic load for testing of claim 1, wherein: the welding of both sides center department of load box (1) has T shape pole (5), the cover is equipped with rotatory cover (4) on the outer wall of T shape pole (5), and the top of just rotatory cover (4) is located the top welding of load box (1) has handle (6) to the outer wall of handle (6) is located the cover on vertical central line and is established and soft cover (7).

6. The modular electronic load for testing of claim 1, wherein: the front of test box (3) is close to the bottom and is provided with the air vent, display screen, button piece and rotatory piece are inlayed in the front of test box (3).