CN215641667U

CN215641667U - Integrated circuit open/short circuit test equipment

Info

Publication number: CN215641667U
Application number: CN202121861978.9U
Authority: CN
Inventors: 焦源
Original assignee: Shanghai Leets Lighting Co ltd
Current assignee: Shanghai Leets Lighting Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-01-25
Anticipated expiration: 2031-08-10

Abstract

The utility model relates to the technical field of integrated circuit testing equipment, and discloses integrated circuit open-short circuit testing equipment which comprises a circuit board, a Microchip single chip microcomputer, an ADC high-precision converter, a testing target integrated circuit movable socket, an external 64-channel interface, a manual testing key, a system display screen, a Handler interface, a DIS/SET key, a NEXT key, an UP key, a DOWN key and a power adapter socket, wherein a protection frame is arranged outside the system display screen. This integrated circuit opens short circuit test equipment through setting up protecting frame and protection shield to reach and carry out the purpose of protection to it when system display screen does not use, the accessible clean layer is cleared up the front side of system display screen simultaneously, sets up through the cooperation between roof pressure box, electro-magnet, plastics elastic component, iron plate and the bed course, can fix a position the protection shield after upwards sliding when using, so that staff's use.

Description

Integrated circuit open/short circuit test equipment

Technical Field

The utility model relates to the technical field of integrated circuit test equipment, in particular to integrated circuit open-short circuit test equipment.

Background

The integrated circuit is widely applied to various industries such as electronic equipment, communication remote control and the like, the quality of the integrated circuit directly influences the quality of various products, the integrated circuit open-short circuit test equipment is important equipment for performing performance test on the integrated circuit, a protection diode is usually arranged on each pin of the integrated circuit, each pin needs to be tested before the integrated circuit is tested, and other performance tests are performed under the good state of the protection diode.

Some integrated circuit test equipment devices currently on the market:

when the system is not used, the system display screen is directly exposed to the outside, and is easy to collide with an external object to cause damage to the system display screen.

We propose an integrated circuit open short test apparatus in order to solve the problems set forth above.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In view of the above-mentioned shortcomings in the prior art, an object of the present invention is to provide an open/short circuit testing device for an integrated circuit, so as to solve the problem that some of the open/short circuit testing devices for an integrated circuit in the market proposed in the above-mentioned prior art are easily damaged due to the fact that the system display screen is directly exposed to the outside and easily collides with an external object.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme:

the utility model provides an open short circuit test equipment of integrated circuit, includes circuit board, Microchip singlechip, ADC high accuracy converter, test target integrated circuit activity socket, external 64 channel interface, manual test button, system display screen, Handler interface, DIS/SET key, NEXT key, UP key, DOWN key, power adapter socket, the outside of system display screen is provided with the protecting frame, the upper right corner department of protecting frame is provided with the roof pressure box, spacing spout, two have all been seted UP at the front side both ends of protecting frame the top of spacing spout all is linked together with the external world, the front side of protecting frame is provided with the protection shield, the rear side both ends of protection shield all are fixed with the sliding plate, two the sliding plate respectively with two spacing spout sliding connection, the rear side of protection shield bonds and has the cleaning layer, the slot has been seted UP on the right side of protection shield.

Preferably, the inner wall right side of roof pressure box is fixed with the electro-magnet, the left side of electro-magnet is fixed with plastics elastic component, the left side of plastics elastic component is fixed with the iron plate, the top pressure box is stretched out to the left end of iron plate, when the protection shield plate protects the front side of system display screen, the iron plate contacts with the top of protection shield plate, can realize spacing to the protection shield plate, when using system display screen, with the protection shield plate lapse back, the accessible iron plate carries out the roof pressure to the inner wall left side of protection shield right side slot to fix the protection shield plate.

Preferably, a cushion layer is bonded to the left side of the iron block, the cushion layer is made of a rubber material, and the purpose of preventing slipping when the iron block presses the protection plate can be achieved through the cushion layer made of the rubber material.

Preferably, the cleaning layer is made of sponge material, the rear side of the cleaning layer is in contact with the front side of the system display screen, and the cleaning layer can be used for cleaning the front side of the system display screen.

Furthermore, a control switch is installed on the front side of the jacking box, and the control switch is a button switch.

Furthermore, the rear side of the protection plate is not in contact with the front side of the system display screen, and the cross section of the sliding plate is in a T shape.

(III) advantageous effects

Compared with the prior art, the utility model has the beneficial effects that: this integrated circuit opens short circuit test equipment:

(1) this integrated circuit opens short circuit test equipment through setting up protecting frame and protection shield to reach the purpose of protecting when the system display screen does not use, the accessible cleaning layer is cleared up the front side of system display screen simultaneously.

(2) This integrated circuit opens short circuit test equipment sets up through the cooperation between roof pressure box, electro-magnet, plastics elastic component, iron plate and the bed course, can fix a position the protection shield after upwards sliding when using to staff's use.

Drawings

FIG. 1 is a schematic diagram of a front view of a circuit board of an IC open/short circuit testing device according to the present invention;

FIG. 2 is a schematic bottom sectional view of a system display screen of the IC open/short circuit testing apparatus according to the present invention;

FIG. 3 is an enlarged schematic view of the integrated circuit open/short circuit test apparatus of the present invention at A in FIG. 2;

FIG. 4 is a schematic cross-sectional view of a top pressure box of the IC open/short circuit testing apparatus according to the present invention.

In the figure: 1. a circuit board; 2. a Microchip single chip microcomputer; 201. an ADC high-precision converter; 3. testing a target integrated circuit movable socket; 4. externally connecting a 64-channel interface; 5. manually testing the key; 6. a system display screen; 7. a Handler interface; 8. DIS/SET keys; 9. a NEXT key; 10. an UP key; 11. a DOWN key; 12. a power adapter socket; 13. pressing the box; 1301. an electromagnet; 1302. a plastic elastic member; 1303. an iron block; 1304. a cushion layer; 14. a protective frame; 15. a limiting chute; 16. a protection plate; 17. a cleaning layer; 18. a sliding plate; 19. and (4) a slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an open/short circuit testing apparatus for an integrated circuit; the device comprises a circuit board 1, a Microchip single chip microcomputer 2, an ADC high-precision converter 201, a test target integrated circuit movable socket 3, an external 64-channel interface 4, a manual test key 5, a system display screen 6, a Handler interface 7, a DIS/SET key 8, a NEXT key 9, an UP key 10, a DOWN key 11 and a power adapter socket 12, wherein a protection frame 14 is arranged outside the system display screen 6, a top pressing box 13 is arranged at the upper right corner of the protection frame 14, limiting sliding chutes 15 are respectively formed in the two ends of the front side of the protection frame 14, the tops of the two limiting sliding chutes 15 are communicated with the outside, a protection plate 16 is arranged on the front side of the protection frame 14, sliding plates 18 are respectively fixed at the two ends of the rear side of the protection plate 16, the two sliding plates 18 are respectively connected with the two limiting sliding chutes 15 in a sliding manner, a cleaning layer 17 is bonded on the rear side of the protection plate 16, and a protection plate slot 19 is formed in the right side of the protection plate 16;

as a preferred technical scheme of the utility model: an electromagnet 1301 is fixed on the right side of the inner wall of the jacking box 13, a plastic elastic part 1302 is fixed on the left side of the electromagnet 1301, an iron block 1303 is fixed on the left side of the plastic elastic part 1302, the left end of the iron block 1303 extends out of the jacking box 13, when the protection plate 16 protects the front side of the system display screen 6, the iron block 1303 is in contact with the top of the protection plate 16, the protection plate 16 can be limited, when the protection plate 16 is used for the system display screen 6, after the protection plate 16 slides upwards, the left side of the inner wall of the right slot 19 of the protection plate 16 can be jacked through the iron block 1303, and therefore the protection plate 16 is fixed;

as a preferred technical scheme of the utility model: a cushion layer 1304 is bonded on the left side of the iron block 1303, the cushion layer 1304 is made of rubber materials, and the purpose of skid resistance when the iron block 1303 presses against the protection plate 16 can be achieved through the cushion layer 1304 made of rubber materials;

as a preferred technical scheme of the utility model: the cleaning layer 17 is made of sponge material, the rear side of the cleaning layer 17 is in contact with the front side of the system display screen 6, and the cleaning layer 17 can be used for cleaning the front side of the system display screen 6;

as a preferred technical scheme of the utility model: a control switch is arranged on the front side of the top pressing box 13, and the control switch is a button switch;

as a preferred technical scheme of the utility model: the rear side of the protective plate 16 is not in contact with the front side of the system display 6, and the slide plate 18 has a T-shaped cross section.

The working principle of the embodiment is as follows: when the integrated circuit open-short circuit test device is used, as shown in fig. 1-4, when the integrated circuit open-short circuit test device is not used, the protection plate 16 is positioned at the front side of the system display screen 6, the protection plate 16 is matched with the protection frame 14 to protect the system display screen 6, at the moment, the rear side of the cleaning layer 17 is contacted with the front side of the system display screen 6, when the system display screen 6 needs to be used, a control button on the front side of the pressing box 13 is pressed, the electromagnet 1301 is started to drive the iron block 1303 and the cushion 1304 to move rightwards, the iron block 1303 presses the plastic elastic piece 1302 to enter the pressing box 13, then the protection plate 16 is upwards slid, at the same time, the front side of the system display screen 6 is cleaned through the cleaning layer 17, after the cleaning layer is moved to a proper position, the control button on the front side of the pressing box 13 is pressed again, the electromagnet 1301 is closed, the iron block 1303 and the cushion 1304 are driven under the action of the plastic elastic piece 1302, the iron block 1303 is inserted into the slot 19 on the right side of the protection plate 16 by moving to the left, and the cushion 1304 is pressed to closely contact with the left side of the inner wall of the slot 19, so as to complete the positioning of the protection plate 16, which is the working process of the whole device, and the content not described in detail in this specification is the prior art known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it should be noted that, in the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, may be fixedly connected or detachably connected; or indirectly through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations; it will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments and/or portions thereof without departing from the spirit and scope of the present invention.

Claims

1. An integrated circuit open-short circuit test device comprises a circuit board (1), a Microchip single chip microcomputer (2), an ADC high-precision converter (201), a test target integrated circuit movable socket (3), an external 64-channel interface (4), a manual test key (5), a system display screen (6), a Handler interface (7), a DIS/SET key (8), a NEXT key (9), an UP key (10), a DOWN key (11) and a power adapter socket (12), and is characterized in that a protection frame (14) is arranged on the outer side of the system display screen (6), a jacking box (13) is arranged at the upper right corner of the protection frame (14), limiting sliding grooves (15) are respectively arranged at the two ends of the front side of the protection frame (14), the tops of the two limiting sliding grooves (15) are respectively communicated with the outside, a protection plate (16) is arranged at the front side of the protection frame (14), sliding plates (18) are respectively fixed at the two ends of the rear side of the protection plate (16), the two sliding plates (18) are respectively in sliding connection with the two limiting sliding grooves (15), the cleaning layer (17) is bonded to the rear side of the protective plate (16), and the right side of the protective plate (16) is provided with a slot (19).

2. The integrated circuit open-short circuit test equipment as claimed in claim 1, wherein an electromagnet (1301) is fixed on the right side of the inner wall of the press box (13), a plastic elastic piece (1302) is fixed on the left side of the electromagnet (1301), an iron block (1303) is fixed on the left side of the plastic elastic piece (1302), and the left end of the iron block (1303) extends out of the press box (13).

3. The integrated circuit open-short circuit test device according to claim 2, wherein a cushion layer (1304) is adhered to the left side of the iron block (1303), and the cushion layer (1304) is made of rubber material.

4. An integrated circuit open-short circuit test device according to claim 1, characterized in that the cleaning layer (17) is made of a sponge material, the rear side of the cleaning layer (17) being in contact with the front side of the system display screen (6).

5. The ic open/short circuit testing apparatus as claimed in claim 1, wherein a control switch is installed on the front side of the top pressing box (13), and the control switch is a push button switch.

6. The apparatus for testing open/short circuits of integrated circuits according to claim 1, wherein the rear side of the protective plate (16) is not in contact with the front side of the system display screen (6), and the sliding plate (18) has a T-shaped cross-section.